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[FL-2393][FL-2381] iButton, OneWire: move to plain C (#1068)

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* iButton: getting started on the worker concept
* Hal delay: added global instructions_per_us variable
* iButton: one wire slave
* iButton: ibutton key setter
* iButton: one wire host, use ibutton_hal
* iButton\RFID: common pulse decoder concept
* iButton: cyfral decoder
* iButton: worker thread concept
* iButton: metakom decoder
* iButton: write key through worker
* iButton: worker mode holder
* iButton: worker improvements
* iButton: Cyfral encoder
* iButton: Metakom encoder
* lib: pulse protocol helpers
* iButton: Metakom decoder
* iButton: Cyfral decoder
* iButton worker: separate modes
* iButton: libs documentation
* HAL: iButton gpio modes
* iButton worker: rename modes file
* iButton worker, hal: move to LL
* iButton CLI: worker for reading and emulation commands
* iButton HAL: correct init and emulation sequence
* iButton cli: moved to plain C
* iButton: move to worker, small step to plain C
* Libs, one wire: move to plain C
* Libs: added forgotten files to compilation
* iButton writer: get rid of manual disable/enable irq
This commit is contained in:
SG 2022-03-29 23:01:56 +10:00 committed by GitHub
parent d15a9500c6
commit bdba15b366
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
112 changed files with 4444 additions and 3231 deletions
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13
applications/accessor/accessor_app.cpp
View File

@ -9,7 +9,7 @@ void AccessorApp::run(void) {
bool exit = false;
wiegand.begin();
onewire_master.start();
onewire_host_start(onewire_host);
scenes[current_scene]->on_enter(this);
@ -28,19 +28,20 @@ void AccessorApp::run(void) {
scenes[current_scene]->on_exit(this);
wiegand.end();
onewire_master.stop();
onewire_host_stop(onewire_host);
}
AccessorApp::AccessorApp()
: onewire_master{&ibutton_gpio} {
AccessorApp::AccessorApp() {
furi_hal_power_insomnia_enter();
notification = static_cast<NotificationApp*>(furi_record_open("notification"));
onewire_host = onewire_host_alloc();
furi_hal_power_enable_otg();
}
AccessorApp::~AccessorApp() {
furi_hal_power_disable_otg();
furi_record_close("notification");
onewire_host_free(onewire_host);
furi_hal_power_insomnia_exit();
}
@ -136,6 +137,6 @@ WIEGAND* AccessorApp::get_wiegand() {
return &wiegand;
}
OneWireMaster* AccessorApp::get_one_wire() {
return &onewire_master;
OneWireHost* AccessorApp::get_one_wire() {
return onewire_host;
}

10
applications/accessor/accessor_app.h
View File

@ -2,13 +2,9 @@
#include <map>
#include <list>
#include "accessor_view_manager.h"
#include "scene/accessor_scene_start.h"
#include "helpers/wiegand.h"
#include <one_wire_master.h>
#include <one_wire/one_wire_host.h>
#include <notification/notification_messages.h>
class AccessorApp {
@ -37,7 +33,7 @@ public:
void set_text_store(const char* text...);
WIEGAND* get_wiegand();
OneWireMaster* get_one_wire();
OneWireHost* get_one_wire();
private:
std::list<Scene> previous_scenes_list = {Scene::Exit};
@ -52,7 +48,7 @@ private:
char text_store[text_store_size + 1];
WIEGAND wiegand;
OneWireMaster onewire_master;
OneWireHost* onewire_host;
NotificationApp* notification;
};

8
applications/accessor/scene/accessor_scene_start.cpp
View File

@ -21,7 +21,7 @@ bool AccessorSceneStart::on_event(AccessorApp* app, AccessorEvent* event) {
if(event->type == AccessorEvent::Type::Tick) {
WIEGAND* wiegand = app->get_wiegand();
Popup* popup = app->get_view_manager()->get_popup();
OneWireMaster* onewire = app->get_one_wire();
OneWireHost* onewire_host = app->get_one_wire();
uint8_t data[8] = {0, 0, 0, 0, 0, 0, 0, 0};
uint8_t type = 0;
@ -38,11 +38,11 @@ bool AccessorSceneStart::on_event(AccessorApp* app, AccessorEvent* event) {
}
} else {
FURI_CRITICAL_ENTER();
if(onewire->reset()) {
if(onewire_host_reset(onewire_host)) {
type = 255;
onewire->write(0x33);
onewire_host_write(onewire_host, 0x33);
for(uint8_t i = 0; i < 8; i++) {
data[i] = onewire->read();
data[i] = onewire_host_read(onewire_host);
}
for(uint8_t i = 0; i < 7; i++) {

193
applications/ibutton/helpers/cyfral_decoder.cpp
View File

@ -1,193 +0,0 @@
#include "cyfral_decoder.h"
#include <furi.h>
void CyfralDecoder::reset_state() {
state = State::WAIT_START_NIBBLE;
bit_state = BitState::WAIT_FRONT_LOW;
period_time = 0;
bit_index = 0;
ready = false;
index = 0;
key_data = 0;
readed_nibble = 0;
data_valid = true;
}
bool CyfralDecoder::nibble_valid(uint8_t data) {
uint8_t data_value = data & 0x0F;
switch(data_value) {
case 0b1110:
case 0b1101:
case 0b1011:
case 0b0111:
return true;
break;
default:
return false;
}
}
CyfralDecoder::CyfralDecoder() {
reset_state();
max_period = 0;
}
void CyfralDecoder::process_front(bool polarity, uint32_t time) {
bool readed;
bool value;
if(max_period == 0) {
max_period = 230 * (SystemCoreClock / 1000000.0f);
}
if(ready) return;
switch(state) {
case State::WAIT_START_NIBBLE:
// wait for start word
if(process_bit(polarity, time, &readed, &value)) {
if(readed) {
readed_nibble = ((readed_nibble << 1) | value) & 0x0F;
if(readed_nibble == 0b0001) {
readed_nibble = 0;
state = State::READ_NIBBLE;
}
}
} else {
reset_state();
}
break;
case State::READ_NIBBLE:
// read nibbles
if(process_bit(polarity, time, &readed, &value)) {
if(readed) {
readed_nibble = (readed_nibble << 1) | value;
bit_index++;
//convert every nibble to 2-bit index
if(bit_index == 4) {
switch(readed_nibble) {
case 0b1110:
key_data = (key_data << 2) | 0b11;
break;
case 0b1101:
key_data = (key_data << 2) | 0b10;
break;
case 0b1011:
key_data = (key_data << 2) | 0b01;
break;
case 0b0111:
key_data = (key_data << 2) | 0b00;
break;
default:
data_valid = false;
break;
}
readed_nibble = 0;
bit_index = 0;
index++;
}
// succefully read 8 nibbles
if(index == 8) {
state = State::READ_STOP_NIBBLE;
}
}
} else {
reset_state();
}
break;
case State::READ_STOP_NIBBLE:
// read stop nibble
if(process_bit(polarity, time, &readed, &value)) {
if(readed) {
readed_nibble = ((readed_nibble << 1) | value) & 0x0F;
bit_index++;
switch(bit_index) {
case 0:
case 1:
case 2:
case 3:
break;
case 4:
if(readed_nibble == 0b0001) {
// validate data
if(data_valid) {
ready = true;
} else {
reset_state();
}
} else {
reset_state();
}
break;
default:
reset_state();
break;
}
}
} else {
reset_state();
}
break;
}
}
bool CyfralDecoder::process_bit(bool polarity, uint32_t time, bool* readed, bool* readed_value) {
bool result = true;
*readed = false;
// bit start from low
switch(bit_state) {
case BitState::WAIT_FRONT_LOW:
if(polarity == true) {
period_time += time;
*readed = true;
if(period_time <= max_period) {
if((period_time / 2) > time) {
*readed_value = false;
} else {
*readed_value = true;
}
} else {
result = false;
}
bit_state = BitState::WAIT_FRONT_HIGH;
} else {
result = false;
}
break;
case BitState::WAIT_FRONT_HIGH:
if(polarity == false) {
period_time = time;
bit_state = BitState::WAIT_FRONT_LOW;
} else {
result = false;
}
break;
}
return result;
}
bool CyfralDecoder::read(uint8_t* _data, uint8_t data_size) {
furi_check(data_size <= 2);
bool result = false;
if(ready) {
memcpy(_data, &key_data, data_size);
reset_state();
result = true;
}
return result;
}

55
applications/ibutton/helpers/cyfral_decoder.h
View File

@ -1,55 +0,0 @@
#pragma once
#include <stdint.h>
#include <atomic>
class CyfralDecoder {
public:
bool read(uint8_t* data, uint8_t data_size);
void process_front(bool polarity, uint32_t time);
CyfralDecoder();
private:
enum class BitState : uint8_t {
WAIT_FRONT_HIGH,
WAIT_FRONT_LOW,
};
enum class State : uint8_t {
WAIT_START_NIBBLE,
READ_NIBBLE,
READ_STOP_NIBBLE,
};
State state;
BitState bit_state;
bool process_bit(bool polarity, uint32_t time, bool* readed, bool* readed_value);
void reset_state();
bool nibble_valid(uint8_t data);
// high + low period time
uint32_t period_time;
// ready flag, key is readed and valid
std::atomic<bool> ready;
// key data storage
uint16_t key_data;
// temporary nibble storage
uint8_t readed_nibble;
// data valid flag
// MUST be checked only in READ_STOP_NIBBLE state
bool data_valid;
// nibble index, we expect 8 nibbles
uint8_t index;
// bit index in nibble, 4 bit per nibble
uint8_t bit_index;
// max period, 230us x clock per us
uint32_t max_period;
};

39
applications/ibutton/helpers/key_commands.h
View File

@ -1,39 +0,0 @@
#pragma once
#include <stdint.h>
class RW1990_1 {
public:
constexpr static const uint8_t CMD_WRITE_RECORD_FLAG = 0xD1;
constexpr static const uint8_t CMD_READ_RECORD_FLAG = 0xB5;
constexpr static const uint8_t CMD_WRITE_ROM = 0xD5;
};
class RW1990_2 {
public:
constexpr static const uint8_t CMD_WRITE_RECORD_FLAG = 0x1D;
constexpr static const uint8_t CMD_READ_RECORD_FLAG = 0x1E;
constexpr static const uint8_t CMD_WRITE_ROM = 0xD5;
};
class TM2004 {
public:
constexpr static const uint8_t CMD_READ_STATUS = 0xAA;
constexpr static const uint8_t CMD_READ_MEMORY = 0xF0;
constexpr static const uint8_t CMD_WRITE_ROM = 0x3C;
constexpr static const uint8_t CMD_FINALIZATION = 0x35;
constexpr static const uint8_t ANSWER_READ_MEMORY = 0xF5;
};
class TM01 {
public:
constexpr static const uint8_t CMD_WRITE_RECORD_FLAG = 0xC1;
constexpr static const uint8_t CMD_WRITE_ROM = 0xC5;
constexpr static const uint8_t CMD_SWITCH_TO_CYFRAL = 0xCA;
constexpr static const uint8_t CMD_SWITCH_TO_METAKOM = 0xCB;
};
class DS1990 {
public:
constexpr static const uint8_t CMD_READ_ROM = 0x33;
};

208
applications/ibutton/helpers/key_emulator.cpp
View File

@ -1,208 +0,0 @@
#include "key_emulator.h"
#include <callback-connector.h>
KeyEmulator::~KeyEmulator() {
stop();
}
KeyEmulator::KeyEmulator(OneWireSlave* _onewire_slave)
: dallas_key{0, 0, 0, 0, 0, 0, 0} {
onewire_slave = _onewire_slave;
auto cb = cbc::obtain_connector(this, &KeyEmulator::result_callback);
onewire_slave->set_result_callback(cb, this);
}
void KeyEmulator::start(iButtonKey* key) {
anything_emulated = false;
stop();
// pulldown pull pin, to prevent low-pass filtering by the RFID part of the schematic
furi_hal_rfid_pin_pull_pulldown();
switch(key->get_key_type()) {
case iButtonKeyType::KeyDallas:
start_dallas_emulate(key);
break;
case iButtonKeyType::KeyCyfral:
start_cyfral_emulate(key);
break;
case iButtonKeyType::KeyMetakom:
start_metakom_emulate(key);
break;
}
}
bool KeyEmulator::emulated() {
bool result = false;
if(anything_emulated) {
anything_emulated = false;
result = true;
}
return result;
}
void KeyEmulator::stop() {
onewire_slave->stop();
pulser.stop();
furi_hal_rfid_pins_reset();
}
void KeyEmulator::start_cyfral_emulate(iButtonKey* key) {
furi_assert(key->get_key_type() == iButtonKeyType::KeyCyfral);
furi_assert(key->get_type_data_size() == 2);
const uint32_t cyfral_period_full = 8000;
const uint32_t cyfral_period_one[2] = {
uint32_t(cyfral_period_full * 0.33f), uint32_t(cyfral_period_full * 0.66f)};
const uint32_t cyfral_period_zero[2] = {
uint32_t(cyfral_period_full * 0.66f), uint32_t(cyfral_period_full * 0.33f)};
uint8_t pd_index = 0;
uint8_t* key_data = key->get_data();
// start nibble
set_pulse_data_cyfral(pd_index, cyfral_period_zero);
pd_index++;
set_pulse_data_cyfral(pd_index, cyfral_period_zero);
pd_index++;
set_pulse_data_cyfral(pd_index, cyfral_period_zero);
pd_index++;
set_pulse_data_cyfral(pd_index, cyfral_period_one);
pd_index++;
// data nibbles x 8
for(int8_t i = key->get_type_data_size() - 1; i >= 0; i--) {
for(int8_t j = 3; j >= 0; j--) {
switch((key_data[i] >> (j * 2)) & 0b00000011) {
case 0b11:
set_pulse_data_cyfral(pd_index, cyfral_period_one);
pd_index++;
set_pulse_data_cyfral(pd_index, cyfral_period_one);
pd_index++;
set_pulse_data_cyfral(pd_index, cyfral_period_one);
pd_index++;
set_pulse_data_cyfral(pd_index, cyfral_period_zero);
pd_index++;
break;
case 0b10:
set_pulse_data_cyfral(pd_index, cyfral_period_one);
pd_index++;
set_pulse_data_cyfral(pd_index, cyfral_period_one);
pd_index++;
set_pulse_data_cyfral(pd_index, cyfral_period_zero);
pd_index++;
set_pulse_data_cyfral(pd_index, cyfral_period_one);
pd_index++;
break;
case 0b01:
set_pulse_data_cyfral(pd_index, cyfral_period_one);
pd_index++;
set_pulse_data_cyfral(pd_index, cyfral_period_zero);
pd_index++;
set_pulse_data_cyfral(pd_index, cyfral_period_one);
pd_index++;
set_pulse_data_cyfral(pd_index, cyfral_period_one);
pd_index++;
break;
case 0b00:
set_pulse_data_cyfral(pd_index, cyfral_period_zero);
pd_index++;
set_pulse_data_cyfral(pd_index, cyfral_period_one);
pd_index++;
set_pulse_data_cyfral(pd_index, cyfral_period_one);
pd_index++;
set_pulse_data_cyfral(pd_index, cyfral_period_one);
pd_index++;
break;
default:
// cannot be anyway
furi_check(false);
break;
}
}
}
// 4 (nibbles) x (8 data + 1 start) = 4 x 9 = 36
if(pd_index != 36) {
// something is very wrong
furi_check(false);
}
pulser.set_periods(pulse_data, 72, false);
pulser.start();
}
void KeyEmulator::start_metakom_emulate(iButtonKey* key) {
furi_assert(key->get_key_type() == iButtonKeyType::KeyMetakom);
furi_assert(key->get_type_data_size() == 4);
const uint32_t metakom_period_full = 8000;
const uint32_t metakom_period_zero[2] = {
uint32_t(metakom_period_full * 0.33f), uint32_t(metakom_period_full * 0.66f)};
const uint32_t metakom_period_one[2] = {
uint32_t(metakom_period_full * 0.66f), uint32_t(metakom_period_full * 0.33f)};
uint8_t pd_index = 0;
uint8_t* key_data = key->get_data();
// start pulse
pulse_data[0] = metakom_period_full;
// start triplet
set_pulse_data_metakom(pd_index, metakom_period_zero);
pd_index++;
set_pulse_data_metakom(pd_index, metakom_period_one);
pd_index++;
set_pulse_data_metakom(pd_index, metakom_period_zero);
pd_index++;
for(int8_t i = key->get_type_data_size() - 1; i >= 0; i--) {
for(int8_t j = 7; j >= 0; j--) {
if(((key_data[i] >> j) & 0b00000001) == 1) {
set_pulse_data_metakom(pd_index, metakom_period_one);
pd_index++;
} else {
set_pulse_data_metakom(pd_index, metakom_period_zero);
pd_index++;
}
}
}
// 4 byte x 8 bits + 3 start bits = 35
if(pd_index != 35) {
// something is very wrong
furi_check(false);
}
pulser.set_periods(pulse_data, 71, false);
pulser.start();
}
void KeyEmulator::start_dallas_emulate(iButtonKey* key) {
furi_assert(key->get_key_type() == iButtonKeyType::KeyDallas);
furi_assert(key->get_type_data_size() == 8);
onewire_slave->deattach();
memcpy(dallas_key.id_storage, key->get_data(), key->get_type_data_size());
onewire_slave->attach(&dallas_key);
onewire_slave->start();
}
void KeyEmulator::set_pulse_data_cyfral(uint8_t index, const uint32_t* data) {
pulse_data[index * 2] = data[0];
pulse_data[index * 2 + 1] = data[1];
}
void KeyEmulator::set_pulse_data_metakom(uint8_t index, const uint32_t* data) {
// damn start pulse
pulse_data[(index * 2) + 1] = data[0];
pulse_data[(index * 2) + 2] = data[1];
}
void KeyEmulator::result_callback(bool success, void* ctx) {
KeyEmulator* _this = static_cast<KeyEmulator*>(ctx);
_this->anything_emulated = true;
}

34
applications/ibutton/helpers/key_emulator.h
View File

@ -1,34 +0,0 @@
#pragma once
#include "pulse_sequencer.h"
#include "../ibutton_key.h"
#include <one_wire_slave.h>
#include <one_wire_device_ds_1990.h>
#include <atomic>
class KeyEmulator {
public:
KeyEmulator(OneWireSlave* onewire_slave);
~KeyEmulator();
void start(iButtonKey* key);
bool emulated();
void stop();
private:
DS1990 dallas_key;
OneWireSlave* onewire_slave;
PulseSequencer pulser;
uint32_t pulse_data[72];
std::atomic<bool> anything_emulated;
void start_cyfral_emulate(iButtonKey* key);
void start_metakom_emulate(iButtonKey* key);
void start_dallas_emulate(iButtonKey* key);
void set_pulse_data_cyfral(uint8_t index, const uint32_t* data);
void set_pulse_data_metakom(uint8_t index, const uint32_t* data);
void result_callback(bool success, void* ctx);
};

11
applications/ibutton/helpers/key_info.h
View File

@ -1,11 +0,0 @@
#pragma once
#include <stdint.h>
static const uint8_t IBUTTON_KEY_DATA_SIZE = 8;
static const uint8_t IBUTTON_KEY_NAME_SIZE = 22;
enum class iButtonKeyType : uint8_t {
KeyDallas,
KeyCyfral,
KeyMetakom,
};

181
applications/ibutton/helpers/key_reader.cpp
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@ -1,181 +0,0 @@
#include "key_reader.h"
#include "key_commands.h"
#include <callback-connector.h>
#include <maxim_crc.h>
KeyReader::Error KeyReader::read(iButtonKey* key) {
uint8_t tmp_key_data[8] = {0, 0, 0, 0, 0, 0, 0, 0};
iButtonKeyType key_type;
KeyReader::Error result = KeyReader::Error::EMPTY;
if(read_key(&key_type, tmp_key_data, 8)) {
switch(key_type) {
case iButtonKeyType::KeyDallas:
if(verify_key(key_type, tmp_key_data, 8)) {
if(maxim_crc8(tmp_key_data, 8) == 0) {
if(tmp_key_data[0] == 0x01) {
result = KeyReader::Error::OK;
} else {
result = KeyReader::Error::NOT_ARE_KEY;
}
} else {
result = KeyReader::Error::CRC_ERROR;
}
}
break;
case iButtonKeyType::KeyCyfral:
result = KeyReader::Error::OK;
break;
case iButtonKeyType::KeyMetakom:
result = KeyReader::Error::OK;
break;
}
if(result != KeyReader::Error::EMPTY) {
key->set_type(key_type);
key->set_data(tmp_key_data, 8);
}
}
switch_mode_if_needed();
return result;
}
KeyReader::KeyReader(OneWireMaster* _onewire_master) {
onewire_master = _onewire_master;
read_mode_switch_time = 0;
read_mode = ReadMode::DALLAS;
}
KeyReader::~KeyReader() {
stop();
}
bool KeyReader::read_key(iButtonKeyType* key_type, uint8_t* data, uint8_t data_size) {
bool readed = false;
if(read_mode == ReadMode::DALLAS) {
FURI_CRITICAL_ENTER();
if(onewire_master->search(data)) {
onewire_master->reset_search();
readed = true;
*key_type = iButtonKeyType::KeyDallas;
} else {
onewire_master->reset_search();
}
FURI_CRITICAL_EXIT();
} else if(read_mode == ReadMode::CYFRAL_METAKOM) {
if(cyfral_decoder.read(data, 2)) {
readed = true;
*key_type = iButtonKeyType::KeyCyfral;
} else if(metakom_decoder.read(data, 4)) {
readed = true;
*key_type = iButtonKeyType::KeyMetakom;
}
}
return readed;
}
bool KeyReader::verify_key(iButtonKeyType key_type, const uint8_t* const data, uint8_t data_size) {
bool result = true;
if(key_type == iButtonKeyType::KeyDallas) {
switch_to(ReadMode::DALLAS);
FURI_CRITICAL_ENTER();
if(onewire_master->reset()) {
onewire_master->write(DS1990::CMD_READ_ROM);
for(uint8_t i = 0; i < data_size; i++) {
if(onewire_master->read() != data[i]) {
result = false;
}
}
} else {
result = false;
}
FURI_CRITICAL_EXIT();
} else {
result = false;
}
return result;
}
void KeyReader::start_comaparator(void) {
furi_hal_rfid_pins_reset();
// pulldown pull pin, we sense the signal through the analog part of the RFID schematic
furi_hal_rfid_pin_pull_pulldown();
comparator_callback_pointer =
cbc::obtain_connector(this, &KeyReader::comparator_trigger_callback);
furi_hal_rfid_comp_set_callback(comparator_callback_pointer, this);
last_dwt_value = DWT->CYCCNT;
furi_hal_rfid_comp_start();
}
void KeyReader::stop_comaparator(void) {
furi_hal_rfid_pins_reset();
// rfid_pins_reset will disable ibutton pin
furi_hal_ibutton_start();
furi_hal_rfid_comp_stop();
furi_hal_rfid_comp_set_callback(NULL, NULL);
}
void KeyReader::comparator_trigger_callback(bool level, void* comp_ctx) {
KeyReader* _this = static_cast<KeyReader*>(comp_ctx);
uint32_t current_dwt_value = DWT->CYCCNT;
_this->cyfral_decoder.process_front(level, current_dwt_value - last_dwt_value);
_this->metakom_decoder.process_front(level, current_dwt_value - last_dwt_value);
last_dwt_value = current_dwt_value;
}
void KeyReader::switch_to(ReadMode mode) {
switch(mode) {
case ReadMode::DALLAS:
onewire_master->start();
stop_comaparator();
break;
case ReadMode::CYFRAL_METAKOM:
onewire_master->stop();
start_comaparator();
break;
}
read_mode = mode;
}
void KeyReader::switch_mode_if_needed() {
if(osKernelGetTickCount() - read_mode_switch_time > (osKernelGetTickFreq() / 5)) {
read_mode_switch_time = osKernelGetTickCount();
switch(read_mode) {
case ReadMode::DALLAS:
switch_to(ReadMode::CYFRAL_METAKOM);
break;
case ReadMode::CYFRAL_METAKOM:
switch_to(ReadMode::DALLAS);
break;
}
}
}
void KeyReader::start() {
furi_hal_power_enable_otg();
switch_to(ReadMode::CYFRAL_METAKOM);
}
void KeyReader::stop() {
furi_hal_power_disable_otg();
onewire_master->stop();
stop_comaparator();
}

54
applications/ibutton/helpers/key_reader.h
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@ -1,54 +0,0 @@
#pragma once
#include <stdint.h>
#include <furi.h>
#include "cyfral_decoder.h"
#pragma once
#include "metakom_decoder.h"
#include "../ibutton_key.h"
#include <one_wire_master.h>
#include <one_wire_slave.h>
class KeyReader {
public:
enum class Error : uint8_t {
EMPTY,
CRC_ERROR,
NOT_ARE_KEY,
OK,
};
void start();
void stop();
KeyReader::Error read(iButtonKey* key);
KeyReader(OneWireMaster* onewire_master);
~KeyReader();
private:
bool read_key(iButtonKeyType* key_type, uint8_t* data, uint8_t data_size);
bool verify_key(iButtonKeyType key_type, const uint8_t* const data, uint8_t data_size);
// cyfral and metakom readers data
void comparator_trigger_callback(bool level, void* comp_ctx);
void (*comparator_callback_pointer)(bool level, void* comp_ctx);
void start_comaparator(void);
void stop_comaparator(void);
uint32_t last_dwt_value;
CyfralDecoder cyfral_decoder;
MetakomDecoder metakom_decoder;
// mode
uint32_t read_mode_switch_time;
enum class ReadMode : uint8_t {
CYFRAL_METAKOM,
DALLAS,
};
ReadMode read_mode;
// one wire
OneWireMaster* onewire_master;
void switch_to(ReadMode mode);
void switch_mode_if_needed();
};

52
applications/ibutton/helpers/key_worker.cpp
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@ -1,52 +0,0 @@
#include "key_worker.h"
#include <callback-connector.h>
#include <maxim_crc.h>
KeyReader::Error KeyWorker::read(iButtonKey* key) {
KeyReader::Error result = key_reader.read(key);
return result;
}
void KeyWorker::start_read() {
key_reader.start();
}
void KeyWorker::stop_read() {
key_reader.stop();
}
bool KeyWorker::emulated() {
return key_emulator.emulated();
}
void KeyWorker::start_emulate(iButtonKey* key) {
key_emulator.start(key);
}
void KeyWorker::stop_emulate() {
key_emulator.stop();
}
KeyWriter::Error KeyWorker::write(iButtonKey* key) {
return key_writer.write(key);
}
void KeyWorker::start_write() {
key_writer.start();
}
void KeyWorker::stop_write() {
key_writer.stop();
}
KeyWorker::KeyWorker(const GpioPin* one_wire_gpio)
: onewire_master{one_wire_gpio}
, onewire_slave{one_wire_gpio}
, key_reader{&onewire_master}
, key_emulator{&onewire_slave}
, key_writer{&onewire_master} {
}
KeyWorker::~KeyWorker() {
}

35
applications/ibutton/helpers/key_worker.h
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@ -1,35 +0,0 @@
#pragma once
#include <furi.h>
#include "key_info.h"
#include "key_reader.h"
#include "key_emulator.h"
#include "key_writer.h"
#include "../ibutton_key.h"
#include <one_wire_master.h>
#include <one_wire_slave.h>
class KeyWorker {
public:
KeyReader::Error read(iButtonKey* key);
void start_read();
void stop_read();
bool emulated();
void start_emulate(iButtonKey* key);
void stop_emulate();
KeyWriter::Error write(iButtonKey* key);
void start_write();
void stop_write();
KeyWorker(const GpioPin* one_wire_gpio);
~KeyWorker();
private:
// one wire
OneWireMaster onewire_master;
OneWireSlave onewire_slave;
KeyReader key_reader;
KeyEmulator key_emulator;
KeyWriter key_writer;
};

278
applications/ibutton/helpers/key_writer.cpp
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@ -1,278 +0,0 @@
#include "key_writer.h"
#include "key_commands.h"
KeyWriter::KeyWriter(OneWireMaster* _onewire_master) {
onewire_master = _onewire_master;
}
KeyWriter::~KeyWriter() {
stop();
}
KeyWriter::Error KeyWriter::write(iButtonKey* key) {
return write_internal(key);
}
void KeyWriter::start() {
furi_hal_power_enable_otg();
onewire_master->start();
}
void KeyWriter::stop() {
furi_hal_power_disable_otg();
onewire_master->stop();
}
KeyWriter::Error KeyWriter::write_internal(iButtonKey* key) {
Error result = Error::NO_DETECT;
bool same_key = false;
osKernelLock();
bool presence = onewire_master->reset();
osKernelUnlock();
if(presence) {
switch(key->get_key_type()) {
case iButtonKeyType::KeyDallas:
same_key = compare_key_ds1990(key);
if(!same_key) {
bool write_result = false;
// currently we can write:
// RW1990, TM08v2, TM08vi-2 by write_1990_1()
// RW2004, RW2004 with EEPROM by write_TM2004();
if(!write_result) {
write_result = write_1990_1(key);
}
if(!write_result) {
write_result = write_1990_2(key);
}
if(!write_result) {
write_result = write_TM2004(key);
}
if(write_result) {
result = Error::OK;
} else {
result = Error::CANNOT_WRITE;
}
} else {
result = Error::SAME_KEY;
}
break;
default:
break;
}
}
return result;
}
bool KeyWriter::compare_key_ds1990(iButtonKey* key) {
bool result = false;
if(key->get_key_type() == iButtonKeyType::KeyDallas) {
FURI_CRITICAL_ENTER();
bool presence = onewire_master->reset();
if(presence) {
onewire_master->write(DS1990::CMD_READ_ROM);
result = true;
for(uint8_t i = 0; i < key->get_type_data_size(); i++) {
if(key->get_data()[i] != onewire_master->read()) {
result = false;
break;
}
}
}
FURI_CRITICAL_EXIT();
}
return result;
}
bool KeyWriter::write_1990_1(iButtonKey* key) {
bool result = false;
if(key->get_key_type() == iButtonKeyType::KeyDallas) {
FURI_CRITICAL_ENTER();
// unlock
onewire_master->reset();
onewire_master->write(RW1990_1::CMD_WRITE_RECORD_FLAG);
delay_us(10);
onewire_write_one_bit(0, 5000);
// write key
onewire_master->reset();
onewire_master->write(RW1990_1::CMD_WRITE_ROM);
for(uint8_t i = 0; i < key->get_type_data_size(); i++) {
// inverted key for RW1990.1
write_byte_ds1990(~key->get_data()[i]);
delay_us(30000);
}
// lock
onewire_master->write(RW1990_1::CMD_WRITE_RECORD_FLAG);
onewire_write_one_bit(1);
FURI_CRITICAL_EXIT();
if(compare_key_ds1990(key)) {
result = true;
}
}
return result;
}
bool KeyWriter::write_1990_2(iButtonKey* key) {
bool result = false;
if(key->get_key_type() == iButtonKeyType::KeyDallas) {
FURI_CRITICAL_ENTER();
// unlock
onewire_master->reset();
onewire_master->write(RW1990_2::CMD_WRITE_RECORD_FLAG);
delay_us(10);
onewire_write_one_bit(1, 5000);
// write key
onewire_master->reset();
onewire_master->write(RW1990_2::CMD_WRITE_ROM);
for(uint8_t i = 0; i < key->get_type_data_size(); i++) {
write_byte_ds1990(key->get_data()[i]);
delay_us(30000);
}
// lock
onewire_master->write(RW1990_2::CMD_WRITE_RECORD_FLAG);
onewire_write_one_bit(0);
FURI_CRITICAL_EXIT();
if(compare_key_ds1990(key)) {
result = true;
}
}
return result;
}
bool KeyWriter::write_TM2004(iButtonKey* key) {
uint8_t answer;
bool result = true;
if(key->get_key_type() == iButtonKeyType::KeyDallas) {
FURI_CRITICAL_ENTER();
// write rom, addr is 0x0000
onewire_master->reset();
onewire_master->write(TM2004::CMD_WRITE_ROM);
onewire_master->write(0x00);
onewire_master->write(0x00);
// write key
for(uint8_t i = 0; i < key->get_type_data_size(); i++) {
// write key byte
onewire_master->write(key->get_data()[i]);
answer = onewire_master->read();
// TODO: check answer CRC
// pulse indicating that data is correct
delay_us(600);
onewire_write_one_bit(1, 50000);
// read writed key byte
answer = onewire_master->read();
// check that writed and readed are same
if(key->get_data()[i] != answer) {
result = false;
break;
}
}
if(!compare_key_ds1990(key)) {
result = false;
}
onewire_master->reset();
FURI_CRITICAL_EXIT();
} else {
result = false;
}
return result;
}
bool KeyWriter::write_TM01(iButtonKey* key) {
/*bool result = true;
// TODO test and encoding
FURI_CRITICAL_ENTER();
// unlock
onewire_master->reset();
onewire_master->write(TM01::CMD_WRITE_RECORD_FLAG);
onewire_write_one_bit(1, 10000);
// write key
onewire_master->reset();
onewire_master->write(TM01::CMD_WRITE_ROM);
// TODO: key types
//if(type == KEY_METAKOM || type == KEY_CYFRAL) {
//} else {
for(uint8_t i = 0; i < key->get_type_data_size(); i++) {
write_byte_ds1990(key->get_data()[i]);
delay_us(10000);
}
//}
// lock
onewire_master->write(TM01::CMD_WRITE_RECORD_FLAG);
onewire_write_one_bit(0, 10000);
FURI_CRITICAL_EXIT();
if(!compare_key_ds1990(key)) {
result = false;
}
FURI_CRITICAL_ENTER();
if(key->get_key_type() == iButtonKeyType::KeyMetakom ||
key->get_key_type() == iButtonKeyType::KeyCyfral) {
onewire_master->reset();
if(key->get_key_type() == iButtonKeyType::KeyCyfral)
onewire_master->write(TM01::CMD_SWITCH_TO_CYFRAL);
else
onewire_master->write(TM01::CMD_SWITCH_TO_METAKOM);
onewire_write_one_bit(1);
}
FURI_CRITICAL_EXIT();
return result;*/
return false;
}
void KeyWriter::onewire_write_one_bit(bool value, uint32_t delay) {
onewire_master->write_bit(value);
delay_us(delay);
}
void KeyWriter::write_byte_ds1990(uint8_t data) {
for(uint8_t n_bit = 0; n_bit < 8; n_bit++) {
onewire_master->write_bit(data & 1);
delay_us(5000);
data = data >> 1;
}
}

35
applications/ibutton/helpers/key_writer.h
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@ -1,35 +0,0 @@
#pragma once
#include "../ibutton_key.h"
#include <one_wire_master.h>
class KeyWriter {
public:
enum class Error : uint8_t {
OK,
SAME_KEY,
NO_DETECT,
CANNOT_WRITE,
};
KeyWriter(OneWireMaster* onewire_master);
~KeyWriter();
KeyWriter::Error write(iButtonKey* key);
void start();
void stop();
private:
OneWireMaster* onewire_master;
KeyWriter::Error write_internal(iButtonKey* key);
bool compare_key_ds1990(iButtonKey* key);
// write strategy
bool write_1990_1(iButtonKey* key);
bool write_1990_2(iButtonKey* key);
bool write_TM2004(iButtonKey* key);
bool write_TM01(iButtonKey* key);
void onewire_write_one_bit(bool value, uint32_t delay = 10000);
void write_byte_ds1990(uint8_t data);
};

191
applications/ibutton/helpers/metakom_decoder.cpp
View File

@ -1,191 +0,0 @@
#include "metakom_decoder.h"
#include <furi.h>
bool MetakomDecoder::read(uint8_t* _data, uint8_t data_size) {
bool result = false;
if(ready) {
memcpy(_data, &key_data, 4);
reset_state();
result = true;
}
return result;
}
void MetakomDecoder::process_front(bool polarity, uint32_t time) {
if(max_period == 0) {
max_period = 230 * (SystemCoreClock / 1000000.0f);
}
if(ready) return;
uint32_t high_time = 0;
uint32_t low_time = 0;
switch(state) {
case State::WAIT_PERIOD_SYNC:
if(process_bit(polarity, time, &high_time, &low_time)) {
period_sample_data[period_sample_index] = high_time + low_time;
period_sample_index++;
if(period_sample_index == period_sample_count) {
for(uint8_t i = 0; i < period_sample_count; i++) {
period_time += period_sample_data[i];
};
period_time /= period_sample_count;
state = State::WAIT_START_BIT;
}
}
break;
case State::WAIT_START_BIT:
if(process_bit(polarity, time, &high_time, &low_time)) {
tmp_counter++;
if(high_time > period_time) {
tmp_counter = 0;
state = State::WAIT_START_WORD;
}
if(tmp_counter > 40) {
reset_state();
}
}
break;
case State::WAIT_START_WORD:
if(process_bit(polarity, time, &high_time, &low_time)) {
if(low_time < (period_time / 2)) {
tmp_data = (tmp_data << 1) | 0b0;
} else {
tmp_data = (tmp_data << 1) | 0b1;
}
tmp_counter++;
if(tmp_counter == 3) {
if(tmp_data == 0b010) {
tmp_counter = 0;
tmp_data = 0;
state = State::READ_WORD;
} else {
reset_state();
}
}
}
break;
case State::READ_WORD:
if(process_bit(polarity, time, &high_time, &low_time)) {
if(low_time < (period_time / 2)) {
tmp_data = (tmp_data << 1) | 0b0;
} else {
tmp_data = (tmp_data << 1) | 0b1;
}
tmp_counter++;
if(tmp_counter == 8) {
if(parity_check(tmp_data)) {
key_data = (key_data << 8) | tmp_data;
key_data_index++;
tmp_data = 0;
tmp_counter = 0;
if(key_data_index == 4) {
// check for stop bit
if(high_time > period_time) {
state = State::READ_STOP_WORD;
} else {
reset_state();
}
}
} else {
reset_state();
}
}
}
break;
case State::READ_STOP_WORD:
if(process_bit(polarity, time, &high_time, &low_time)) {
if(low_time < (period_time / 2)) {
tmp_data = (tmp_data << 1) | 0b0;
} else {
tmp_data = (tmp_data << 1) | 0b1;
}
tmp_counter++;
if(tmp_counter == 3) {
if(tmp_data == 0b010) {
ready = true;
} else {
reset_state();
}
}
}
break;
}
}
MetakomDecoder::MetakomDecoder() {
reset_state();
}
void MetakomDecoder::reset_state() {
ready = false;
period_sample_index = 0;
period_time = 0;
tmp_counter = 0;
tmp_data = 0;
for(uint8_t i = 0; i < period_sample_count; i++) {
period_sample_data[i] = 0;
};
state = State::WAIT_PERIOD_SYNC;
bit_state = BitState::WAIT_FRONT_LOW;
key_data = 0;
key_data_index = 0;
}
bool MetakomDecoder::parity_check(uint8_t data) {
uint8_t ones_count = 0;
bool result;
for(uint8_t i = 0; i < 8; i++) {
if((data >> i) & 0b00000001) {
ones_count++;
}
}
result = (ones_count % 2 == 0);
return result;
}
bool MetakomDecoder::process_bit(
bool polarity,
uint32_t time,
uint32_t* high_time,
uint32_t* low_time) {
bool result = false;
switch(bit_state) {
case BitState::WAIT_FRONT_LOW:
if(polarity == false) {
*low_time = low_time_storage;
*high_time = time;
result = true;
bit_state = BitState::WAIT_FRONT_HIGH;
}
break;
case BitState::WAIT_FRONT_HIGH:
if(polarity == true) {
low_time_storage = time;
bit_state = BitState::WAIT_FRONT_LOW;
}
break;
}
return result;
}

54
applications/ibutton/helpers/metakom_decoder.h
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@ -1,54 +0,0 @@
#pragma once
#include <stdint.h>
#include <atomic>
class MetakomDecoder {
public:
bool read(uint8_t* data, uint8_t data_size);
void process_front(bool polarity, uint32_t time);
MetakomDecoder();
private:
enum class BitState : uint8_t {
WAIT_FRONT_HIGH,
WAIT_FRONT_LOW,
};
BitState bit_state;
enum class State : uint8_t {
WAIT_PERIOD_SYNC,
WAIT_START_BIT,
WAIT_START_WORD,
READ_WORD,
READ_STOP_WORD,
};
State state;
// high + low period time
uint32_t period_time;
uint32_t low_time_storage;
static const uint8_t period_sample_count = 10;
uint8_t period_sample_index;
uint32_t period_sample_data[period_sample_count];
// ready flag, key is readed and valid
std::atomic<bool> ready;
// max period, 230us x clock per us
uint32_t max_period;
uint8_t tmp_data;
uint8_t tmp_counter;
uint32_t key_data;
uint8_t key_data_index;
void reset_state();
bool parity_check(uint8_t data);
bool process_bit(bool polarity, uint32_t time, uint32_t* high_time, uint32_t* low_time);
};

52
applications/ibutton/helpers/pulse_sequencer.cpp
View File

@ -1,52 +0,0 @@
#include "pulse_sequencer.h"
#include <furi.h>
#include <furi_hal.h>
void PulseSequencer::set_periods(
uint32_t* _periods,
uint16_t _periods_count,
bool _pin_start_state) {
periods = _periods;
periods_count = _periods_count;
pin_start_state = _pin_start_state;
}
void PulseSequencer::start() {
period_index = 1;
pin_state = pin_start_state;
hal_gpio_write(&ibutton_gpio, pin_state);
pin_state = !pin_state;
hal_gpio_init(&ibutton_gpio, GpioModeOutputOpenDrain, GpioPullNo, GpioSpeedVeryHigh);
furi_hal_ibutton_emulate_start(
periods[period_index], PulseSequencer::timer_elapsed_callback, this);
}
void PulseSequencer::stop() {
furi_hal_ibutton_emulate_stop();
}
PulseSequencer::~PulseSequencer() {
stop();
}
void PulseSequencer::timer_elapsed_callback(void* context) {
PulseSequencer* self = static_cast<PulseSequencer*>(context);
furi_hal_ibutton_emulate_set_next(self->periods[self->period_index]);
if(self->period_index == 0) {
self->pin_state = self->pin_start_state;
} else {
self->pin_state = !self->pin_state;
}
hal_gpio_write(&ibutton_gpio, self->pin_state);
self->period_index++;
if(self->period_index == self->periods_count) {
self->period_index = 0;
}
}

26
applications/ibutton/helpers/pulse_sequencer.h
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@ -1,26 +0,0 @@
#pragma once
#include <stdint.h>
class PulseSequencer {
public:
void set_periods(uint32_t* periods, uint16_t periods_count, bool pin_start_state);
void start();
void stop();
~PulseSequencer();
private:
uint16_t period_index;
uint16_t periods_count;
uint32_t* periods;
bool pin_start_state;
bool pin_state;
void init_timer(uint32_t period);
void reset_period_index(PulseSequencer* _this);
void (*callback_pointer)(void*, void*);
static void timer_elapsed_callback(void* comp_ctx);
};

47
applications/ibutton/ibutton_app.cpp
View File

@ -1,6 +1,6 @@
#include "ibutton_app.h"
#include <stdarg.h>
#include <callback-connector.h>
#include <furi_hal.h>
#include <m-string.h>
#include <toolbox/path.h>
#include <flipper_format/flipper_format.h>
@ -42,7 +42,9 @@ iButtonApp::iButtonApp()
, storage{"storage"}
, dialogs{"dialogs"} {
furi_hal_power_insomnia_enter();
key_worker = new KeyWorker(&ibutton_gpio);
key = ibutton_key_alloc();
key_worker = ibutton_worker_alloc();
ibutton_worker_start_thread(key_worker);
}
iButtonApp::~iButtonApp() {
@ -50,7 +52,10 @@ iButtonApp::~iButtonApp() {
delete it->second;
}
scenes.clear();
delete key_worker;
ibutton_worker_stop_thread(key_worker);
ibutton_worker_free(key_worker);
ibutton_key_free(key);
furi_hal_power_insomnia_exit();
}
@ -112,17 +117,12 @@ iButtonApp::Scene iButtonApp::get_previous_scene() {
return scene;
}
const GpioPin* iButtonApp::get_ibutton_pin() {
// TODO open record
return &ibutton_gpio;
}
KeyWorker* iButtonApp::get_key_worker() {
iButtonWorker* iButtonApp::get_key_worker() {
return key_worker;
}
iButtonKey* iButtonApp::get_key() {
return &key;
return key;
}
char* iButtonApp::get_file_name() {
@ -201,10 +201,11 @@ bool iButtonApp::save_key(const char* key_name) {
if(!delete_key()) break;
// Save the key
key.set_name(key_name);
ibutton_key_set_name(key, key_name);
// Set full file name, for new key
string_printf(key_file_name, "%s/%s%s", app_folder, key.get_name(), app_extension);
string_printf(
key_file_name, "%s/%s%s", app_folder, ibutton_key_get_name_p(key), app_extension);
// Open file for write
if(!flipper_format_file_open_always(file, string_get_cstr(key_file_name))) break;
@ -215,7 +216,7 @@ bool iButtonApp::save_key(const char* key_name) {
// Write key type
if(!flipper_format_write_comment_cstr(file, "Key type can be Cyfral, Dallas or Metakom"))
break;
const char* key_type = key.get_key_type_string_by_type(key.get_key_type());
const char* key_type = ibutton_key_get_string_by_type(ibutton_key_get_type(key));
if(!flipper_format_write_string_cstr(file, "Key type", key_type)) break;
// Write data
@ -223,7 +224,8 @@ bool iButtonApp::save_key(const char* key_name) {
file, "Data size for Cyfral is 2, for Metakom is 4, for Dallas is 8"))
break;
if(!flipper_format_write_hex(file, "Data", key.get_data(), key.get_type_data_size()))
if(!flipper_format_write_hex(
file, "Data", ibutton_key_get_data_p(key), ibutton_key_get_data_size(key)))
break;
result = true;
@ -258,15 +260,15 @@ bool iButtonApp::load_key_data(string_t key_path) {
// key type
iButtonKeyType type;
if(!flipper_format_read_string(file, "Key type", data)) break;
if(!key.get_key_type_by_type_string(string_get_cstr(data), &type)) break;
if(!ibutton_key_get_type_by_string(string_get_cstr(data), &type)) break;
// key data
uint8_t key_data[IBUTTON_KEY_DATA_SIZE] = {0};
if(!flipper_format_read_hex(file, "Data", key_data, key.get_type_data_size_by_type(type)))
if(!flipper_format_read_hex(file, "Data", key_data, ibutton_key_get_size_by_type(type)))
break;
key.set_type(type);
key.set_data(key_data, IBUTTON_KEY_DATA_SIZE);
ibutton_key_set_type(key, type);
ibutton_key_set_data(key, key_data, IBUTTON_KEY_DATA_SIZE);
result = true;
} while(false);
@ -290,7 +292,7 @@ bool iButtonApp::load_key(const char* key_name) {
result = load_key_data(key_path);
if(result) {
path_extract_filename_no_ext(key_name, key_path);
get_key()->set_name(string_get_cstr(key_path));
ibutton_key_set_name(key, string_get_cstr(key_path));
}
string_clear(key_path);
return result;
@ -306,7 +308,7 @@ bool iButtonApp::load_key() {
app_extension,
get_file_name(),
get_file_name_size(),
get_key()->get_name());
ibutton_key_get_name_p(key));
if(res) {
string_t key_str;
@ -316,7 +318,7 @@ bool iButtonApp::load_key() {
result = load_key_data(key_str);
if(result) {
get_key()->set_name(get_file_name());
ibutton_key_set_name(key, get_file_name());
}
string_clear(key_str);
}
@ -328,7 +330,8 @@ bool iButtonApp::delete_key() {
string_t file_name;
bool result = false;
string_init_printf(file_name, "%s/%s%s", app_folder, get_key()->get_name(), app_extension);
string_init_printf(
file_name, "%s/%s%s", app_folder, ibutton_key_get_name_p(key), app_extension);
result = storage_simply_remove(storage, string_get_cstr(file_name));
string_clear(file_name);

16
applications/ibutton/ibutton_app.h
View File

@ -22,17 +22,10 @@
#include "scene/ibutton_scene_select_key.h"
#include "scene/ibutton_scene_add_type.h"
#include "scene/ibutton_scene_add_value.h"
#include "helpers/key_worker.h"
#include "one_wire_master.h"
#include "maxim_crc.h"
#include "ibutton_key.h"
#include <one_wire/ibutton/ibutton_worker.h>
#include <notification/notification_messages.h>
#include <storage/storage.h>
#include <dialogs/dialogs.h>
#include <record_controller.hpp>
class iButtonApp {
@ -75,7 +68,7 @@ public:
Scene get_previous_scene();
const GpioPin* get_ibutton_pin();
KeyWorker* get_key_worker();
iButtonWorker* get_key_worker();
iButtonKey* get_key();
void notify_green_blink();
@ -127,9 +120,8 @@ private:
{Scene::SceneAddValue, new iButtonSceneAddValue()},
};
KeyWorker* key_worker;
iButtonKey key;
iButtonWorker* key_worker;
iButtonKey* key;
RecordController<NotificationApp> notification;
RecordController<Storage> storage;

308
applications/ibutton/ibutton_cli.c Normal file
View File

@ -0,0 +1,308 @@
#include <furi.h>
#include <furi_hal.h>
#include <stdarg.h>
#include <cli/cli.h>
#include <lib/toolbox/args.h>
#include <one_wire/ibutton/ibutton_worker.h>
#include <one_wire/one_wire_host.h>
void ibutton_cli(Cli* cli, string_t args, void* context);
void onewire_cli(Cli* cli, string_t args, void* context);
// app cli function
void ibutton_on_system_start() {
#ifdef SRV_CLI
Cli* cli = furi_record_open("cli");
cli_add_command(cli, "ikey", CliCommandFlagDefault, ibutton_cli, cli);
cli_add_command(cli, "onewire", CliCommandFlagDefault, onewire_cli, cli);
furi_record_close("cli");
#endif
}
void ibutton_cli_print_usage() {
printf("Usage:\r\n");
printf("ikey read\r\n");
printf("ikey emulate <key_type> <key_data>\r\n");
printf("ikey write Dallas <key_data>\r\n");
printf("\t<key_type> choose from:\r\n");
printf("\tDallas (8 bytes key_data)\r\n");
printf("\tCyfral (2 bytes key_data)\r\n");
printf("\tMetakom (4 bytes key_data)\r\n");
printf("\t<key_data> are hex-formatted\r\n");
};
bool ibutton_cli_get_key_type(string_t data, iButtonKeyType* type) {
bool result = false;
if(string_cmp_str(data, "Dallas") == 0 || string_cmp_str(data, "dallas") == 0) {
result = true;
*type = iButtonKeyDS1990;
} else if(string_cmp_str(data, "Cyfral") == 0 || string_cmp_str(data, "cyfral") == 0) {
result = true;
*type = iButtonKeyCyfral;
} else if(string_cmp_str(data, "Metakom") == 0 || string_cmp_str(data, "metakom") == 0) {
result = true;
*type = iButtonKeyMetakom;
}
return result;
}
void ibutton_cli_print_key_data(iButtonKey* key) {
const uint8_t* key_data = ibutton_key_get_data_p(key);
iButtonKeyType type = ibutton_key_get_type(key);
printf("%s ", ibutton_key_get_string_by_type(type));
for(size_t i = 0; i < ibutton_key_get_size_by_type(type); i++) {
printf("%02X", key_data[i]);
}
printf("\r\n");
}
#define EVENT_FLAG_IBUTTON_COMPLETE (1 << 0)
static void ibutton_cli_worker_read_cb(void* context) {
osEventFlagsId_t event = context;
osEventFlagsSet(event, EVENT_FLAG_IBUTTON_COMPLETE);
}
void ibutton_cli_read(Cli* cli) {
iButtonKey* key = ibutton_key_alloc();
iButtonWorker* worker = ibutton_worker_alloc();
osEventFlagsId_t event = osEventFlagsNew(NULL);
ibutton_worker_start_thread(worker);
ibutton_worker_read_set_callback(worker, ibutton_cli_worker_read_cb, event);
ibutton_worker_read_start(worker, key);
while(true) {
uint32_t flags = osEventFlagsWait(event, EVENT_FLAG_IBUTTON_COMPLETE, osFlagsWaitAny, 100);
if(flags & EVENT_FLAG_IBUTTON_COMPLETE) {
ibutton_cli_print_key_data(key);
if(ibutton_key_get_type(key) == iButtonKeyDS1990) {
if(!ibutton_key_dallas_crc_is_valid(key)) {
printf("Warning: invalid CRC\r\n");
}
if(!ibutton_key_dallas_is_1990_key(key)) {
printf("Warning: not a key\r\n");
}
}
break;
}
if(cli_cmd_interrupt_received(cli)) break;
}
ibutton_worker_stop(worker);
ibutton_worker_stop_thread(worker);
ibutton_worker_free(worker);
ibutton_key_free(key);
osEventFlagsDelete(event);
};
typedef struct {
osEventFlagsId_t event;
iButtonWorkerWriteResult result;
} iButtonWriteContext;
static void ibutton_cli_worker_write_cb(void* context, iButtonWorkerWriteResult result) {
iButtonWriteContext* write_context = (iButtonWriteContext*)context;
write_context->result = result;
osEventFlagsSet(write_context->event, EVENT_FLAG_IBUTTON_COMPLETE);
}
void ibutton_cli_write(Cli* cli, string_t args) {
iButtonKey* key = ibutton_key_alloc();
iButtonWorker* worker = ibutton_worker_alloc();
iButtonKeyType type;
iButtonWriteContext write_context;
uint8_t key_data[IBUTTON_KEY_DATA_SIZE];
string_t data;
write_context.event = osEventFlagsNew(NULL);
string_init(data);
ibutton_worker_start_thread(worker);
ibutton_worker_write_set_callback(worker, ibutton_cli_worker_write_cb, &write_context);
do {
if(!args_read_string_and_trim(args, data)) {
ibutton_cli_print_usage();
break;
}
if(!ibutton_cli_get_key_type(data, &type)) {
ibutton_cli_print_usage();
break;
}
if(type != iButtonKeyDS1990) {
ibutton_cli_print_usage();
break;
}
if(!args_read_hex_bytes(args, key_data, ibutton_key_get_size_by_type(type))) {
ibutton_cli_print_usage();
break;
}
ibutton_key_set_type(key, type);
ibutton_key_set_data(key, key_data, ibutton_key_get_size_by_type(type));
printf("Writing key ");
ibutton_cli_print_key_data(key);
printf("Press Ctrl+C to abort\r\n");
ibutton_worker_write_start(worker, key);
while(true) {
uint32_t flags = osEventFlagsWait(
write_context.event, EVENT_FLAG_IBUTTON_COMPLETE, osFlagsWaitAny, 100);
if(flags & EVENT_FLAG_IBUTTON_COMPLETE) {
if(write_context.result == iButtonWorkerWriteSameKey ||
write_context.result == iButtonWorkerWriteOK) {
printf("Write success\r\n");
break;
} else if(write_context.result == iButtonWorkerWriteCannotWrite) {
printf("Write fail\r\n");
break;
}
}
if(cli_cmd_interrupt_received(cli)) break;
}
ibutton_worker_stop(worker);
} while(false);
string_clear(data);
ibutton_worker_stop_thread(worker);
ibutton_worker_free(worker);
ibutton_key_free(key);
osEventFlagsDelete(write_context.event);
};
void ibutton_cli_emulate(Cli* cli, string_t args) {
iButtonKey* key = ibutton_key_alloc();
iButtonWorker* worker = ibutton_worker_alloc();
iButtonKeyType type;
uint8_t key_data[IBUTTON_KEY_DATA_SIZE];
string_t data;
string_init(data);
ibutton_worker_start_thread(worker);
do {
if(!args_read_string_and_trim(args, data)) {
ibutton_cli_print_usage();
break;
}
if(!ibutton_cli_get_key_type(data, &type)) {
ibutton_cli_print_usage();
break;
}
if(!args_read_hex_bytes(args, key_data, ibutton_key_get_size_by_type(type))) {
ibutton_cli_print_usage();
break;
}
ibutton_key_set_type(key, type);
ibutton_key_set_data(key, key_data, ibutton_key_get_size_by_type(type));
printf("Emulating key ");
ibutton_cli_print_key_data(key);
printf("Press Ctrl+C to abort\r\n");
ibutton_worker_emulate_start(worker, key);
while(!cli_cmd_interrupt_received(cli)) {
delay(100);
};
ibutton_worker_stop(worker);
} while(false);
string_clear(data);
ibutton_worker_stop_thread(worker);
ibutton_worker_free(worker);
ibutton_key_free(key);
};
void ibutton_cli(Cli* cli, string_t args, void* context) {
string_t cmd;
string_init(cmd);
if(!args_read_string_and_trim(args, cmd)) {
string_clear(cmd);
ibutton_cli_print_usage();
return;
}
if(string_cmp_str(cmd, "read") == 0) {
ibutton_cli_read(cli);
} else if(string_cmp_str(cmd, "write") == 0) {
ibutton_cli_write(cli, args);
} else if(string_cmp_str(cmd, "emulate") == 0) {
ibutton_cli_emulate(cli, args);
} else {
ibutton_cli_print_usage();
}
string_clear(cmd);
}
void onewire_cli_print_usage() {
printf("Usage:\r\n");
printf("onewire search\r\n");
};
void onewire_cli_search(Cli* cli) {
OneWireHost* onewire = onewire_host_alloc();
uint8_t address[8];
bool done = false;
printf("Search started\r\n");
onewire_host_start(onewire);
furi_hal_power_enable_otg();
while(!done) {
if(onewire_host_search(onewire, address, NORMAL_SEARCH) != 1) {
printf("Search finished\r\n");
onewire_host_reset_search(onewire);
done = true;
} else {
printf("Found: ");
for(uint8_t i = 0; i < 8; i++) {
printf("%02X", address[i]);
}
printf("\r\n");
}
delay(100);
}
furi_hal_power_disable_otg();
onewire_host_free(onewire);
}
void onewire_cli(Cli* cli, string_t args, void* context) {
string_t cmd;
string_init(cmd);
if(!args_read_string_and_trim(args, cmd)) {
string_clear(cmd);
onewire_cli_print_usage();
return;
}
if(string_cmp_str(cmd, "search") == 0) {
onewire_cli_search(cli);
}
string_clear(cmd);
}

292
applications/ibutton/ibutton_cli.cpp
View File

@ -1,292 +0,0 @@
#include <furi.h>
#include <furi_hal.h>
#include <stdarg.h>
#include <cli/cli.h>
#include <lib/toolbox/args.h>
#include "helpers/key_info.h"
#include "helpers/key_worker.h"
#include <memory>
void ibutton_cli(Cli* cli, string_t args, void* context);
void onewire_cli(Cli* cli, string_t args, void* context);
// app cli function
extern "C" void ibutton_on_system_start() {
#ifdef SRV_CLI
Cli* cli = static_cast<Cli*>(furi_record_open("cli"));
cli_add_command(cli, "ikey", CliCommandFlagDefault, ibutton_cli, cli);
cli_add_command(cli, "onewire", CliCommandFlagDefault, onewire_cli, cli);
furi_record_close("cli");
#endif
}
void ibutton_cli_print_usage() {
printf("Usage:\r\n");
printf("ikey read\r\n");
printf("ikey <write | emulate> <key_type> <key_data>\r\n");
printf("\t<key_type> choose from:\r\n");
printf("\tDallas (8 bytes key_data)\r\n");
printf("\tCyfral (2 bytes key_data)\r\n");
printf("\tMetakom (4 bytes key_data)\r\n");
printf("\t<key_data> are hex-formatted\r\n");
};
bool ibutton_cli_get_key_type(string_t data, iButtonKeyType* type) {
bool result = false;
if(string_cmp_str(data, "Dallas") == 0 || string_cmp_str(data, "dallas") == 0) {
result = true;
*type = iButtonKeyType::KeyDallas;
} else if(string_cmp_str(data, "Cyfral") == 0 || string_cmp_str(data, "cyfral") == 0) {
result = true;
*type = iButtonKeyType::KeyCyfral;
} else if(string_cmp_str(data, "Metakom") == 0 || string_cmp_str(data, "metakom") == 0) {
result = true;
*type = iButtonKeyType::KeyMetakom;
}
return result;
}
void ibutton_cli_print_key_data(iButtonKey* key) {
uint8_t* key_data = key->get_data();
switch(key->get_key_type()) {
case iButtonKeyType::KeyDallas:
printf(
"Dallas %02X%02X%02X%02X%02X%02X%02X%02X\r\n",
key_data[0],
key_data[1],
key_data[2],
key_data[3],
key_data[4],
key_data[5],
key_data[6],
key_data[7]);
break;
case iButtonKeyType::KeyCyfral:
printf("Cyfral %02X%02X\r\n", key_data[0], key_data[1]);
break;
case iButtonKeyType::KeyMetakom:
printf("Metakom %02X%02X%02X%02X\r\n", key_data[0], key_data[1], key_data[2], key_data[3]);
break;
}
}
void ibutton_cli_read(Cli* cli) {
iButtonKey key;
std::unique_ptr<KeyWorker> worker(new KeyWorker(&ibutton_gpio));
bool exit = false;
worker->start_read();
printf("Reading iButton...\r\nPress Ctrl+C to abort\r\n");
while(!exit) {
exit = cli_cmd_interrupt_received(cli);
switch(worker->read(&key)) {
case KeyReader::Error::EMPTY:
break;
case KeyReader::Error::CRC_ERROR:
ibutton_cli_print_key_data(&key);
printf("Warning: invalid CRC\r\n");
exit = true;
break;
case KeyReader::Error::OK:
ibutton_cli_print_key_data(&key);
exit = true;
break;
case KeyReader::Error::NOT_ARE_KEY:
ibutton_cli_print_key_data(&key);
printf("Warning: not a key\r\n");
exit = true;
break;
}
delay(100);
}
worker->stop_read();
};
void ibutton_cli_write(Cli* cli, string_t args) {
iButtonKey key;
iButtonKeyType type;
std::unique_ptr<KeyWorker> worker(new KeyWorker(&ibutton_gpio));
bool exit = false;
string_t data;
string_init(data);
if(!args_read_string_and_trim(args, data)) {
ibutton_cli_print_usage();
string_clear(data);
return;
}
if(!ibutton_cli_get_key_type(data, &type)) {
ibutton_cli_print_usage();
string_clear(data);
return;
}
key.set_type(type);
if(!args_read_hex_bytes(args, key.get_data(), key.get_type_data_size())) {
ibutton_cli_print_usage();
string_clear(data);
return;
}
printf("Writing key ");
ibutton_cli_print_key_data(&key);
printf("Press Ctrl+C to abort\r\n");
worker->start_write();
while(!exit) {
exit = cli_cmd_interrupt_received(cli);
KeyWriter::Error result = worker->write(&key);
switch(result) {
case KeyWriter::Error::SAME_KEY:
case KeyWriter::Error::OK:
printf("Write success\r\n");
exit = true;
break;
case KeyWriter::Error::NO_DETECT:
break;
case KeyWriter::Error::CANNOT_WRITE:
printf("Write fail\r\n");
exit = true;
break;
}
delay(100);
};
worker->stop_write();
string_clear(data);
};
void ibutton_cli_emulate(Cli* cli, string_t args) {
iButtonKey key;
iButtonKeyType type;
std::unique_ptr<KeyWorker> worker(new KeyWorker(&ibutton_gpio));
bool exit = false;
string_t data;
string_init(data);
if(!args_read_string_and_trim(args, data)) {
ibutton_cli_print_usage();
string_clear(data);
return;
}
if(!ibutton_cli_get_key_type(data, &type)) {
ibutton_cli_print_usage();
string_clear(data);
return;
}
key.set_type(type);
if(!args_read_hex_bytes(args, key.get_data(), key.get_type_data_size())) {
ibutton_cli_print_usage();
string_clear(data);
return;
}
printf("Emulating key ");
ibutton_cli_print_key_data(&key);
printf("Press Ctrl+C to abort\r\n");
worker->start_emulate(&key);
while(!exit) {
exit = cli_cmd_interrupt_received(cli);
delay(100);
};
worker->stop_emulate();
string_clear(data);
};
void ibutton_cli(Cli* cli, string_t args, void* context) {
string_t cmd;
string_init(cmd);
if(!args_read_string_and_trim(args, cmd)) {
string_clear(cmd);
ibutton_cli_print_usage();
return;
}
if(string_cmp_str(cmd, "read") == 0) {
ibutton_cli_read(cli);
} else if(string_cmp_str(cmd, "write") == 0) {
ibutton_cli_write(cli, args);
} else if(string_cmp_str(cmd, "emulate") == 0) {
ibutton_cli_emulate(cli, args);
} else {
ibutton_cli_print_usage();
}
string_clear(cmd);
}
void onewire_cli_print_usage() {
printf("Usage:\r\n");
printf("onewire search\r\n");
};
void onewire_cli_search(Cli* cli) {
OneWireMaster onewire(&ibutton_gpio);
uint8_t address[8];
bool done = false;
printf("Search started\r\n");
onewire.start();
furi_hal_power_enable_otg();
while(!done) {
if(onewire.search(address, true) != 1) {
printf("Search finished\r\n");
onewire.reset_search();
done = true;
} else {
printf("Found: ");
for(uint8_t i = 0; i < 8; i++) {
printf("%02X", address[i]);
}
printf("\r\n");
}
delay(100);
}
furi_hal_power_disable_otg();
onewire.stop();
}
void onewire_cli(Cli* cli, string_t args, void* context) {
string_t cmd;
string_init(cmd);
if(!args_read_string_and_trim(args, cmd)) {
string_clear(cmd);
onewire_cli_print_usage();
return;
}
if(string_cmp_str(cmd, "search") == 0) {
onewire_cli_search(cli);
}
string_clear(cmd);
}

5
applications/ibutton/ibutton_event.h
View File

@ -2,6 +2,7 @@
#include <stdint.h>
#include <gui/modules/dialog_ex.h>
#include <gui/modules/widget.h>
#include <one_wire/ibutton/ibutton_worker.h>
class iButtonApp;
@ -16,6 +17,9 @@ public:
EventTypeTextEditResult,
EventTypeByteEditResult,
EventTypeWidgetButtonResult,
EventTypeWorkerEmulated,
EventTypeWorkerRead,
EventTypeWorkerWrite,
};
// payload
@ -23,6 +27,7 @@ public:
uint32_t menu_index;
DialogExResult dialog_result;
GuiButtonType widget_button_result;
iButtonWorkerWriteResult worker_write_result;
} payload;
// event type

95
applications/ibutton/ibutton_key.cpp
View File

@ -1,95 +0,0 @@
#include "ibutton_key.h"
#include <furi.h>
uint8_t iButtonKey::get_size() {
return IBUTTON_KEY_DATA_SIZE;
}
void iButtonKey::set_data(uint8_t* _data, uint8_t _data_count) {
furi_check(_data_count > 0);
furi_check(_data_count <= get_size());
memset(data, 0, get_size());
memcpy(data, _data, _data_count);
}
void iButtonKey::clear_data() {
memset(data, 0, get_size());
}
uint8_t* iButtonKey::get_data() {
return data;
}
uint8_t iButtonKey::get_type_data_size() {
return get_type_data_size_by_type(type);
}
void iButtonKey::set_name(const char* _name) {
strlcpy(name, _name, IBUTTON_KEY_NAME_SIZE);
}
char* iButtonKey::get_name() {
return name;
}
void iButtonKey::set_type(iButtonKeyType _key_type) {
type = _key_type;
}
iButtonKeyType iButtonKey::get_key_type() {
return type;
}
const char* iButtonKey::get_key_type_string_by_type(iButtonKeyType key_type) {
switch(key_type) {
case iButtonKeyType::KeyCyfral:
return "Cyfral";
break;
case iButtonKeyType::KeyMetakom:
return "Metakom";
break;
case iButtonKeyType::KeyDallas:
return "Dallas";
break;
default:
furi_crash("Invalid iButton type");
return "";
break;
}
}
bool iButtonKey::get_key_type_by_type_string(const char* type_string, iButtonKeyType* key_type) {
if(strcmp(type_string, get_key_type_string_by_type(iButtonKeyType::KeyCyfral)) == 0) {
*key_type = iButtonKeyType::KeyCyfral;
} else if(strcmp(type_string, get_key_type_string_by_type(iButtonKeyType::KeyMetakom)) == 0) {
*key_type = iButtonKeyType::KeyMetakom;
} else if(strcmp(type_string, get_key_type_string_by_type(iButtonKeyType::KeyDallas)) == 0) {
*key_type = iButtonKeyType::KeyDallas;
} else {
return false;
}
return true;
}
uint8_t iButtonKey::get_type_data_size_by_type(iButtonKeyType key_type) {
uint8_t size = 0;
switch(key_type) {
case iButtonKeyType::KeyCyfral:
size = 2;
break;
case iButtonKeyType::KeyMetakom:
size = 4;
break;
case iButtonKeyType::KeyDallas:
size = 8;
break;
}
return size;
}
iButtonKey::iButtonKey() {
}

31
applications/ibutton/ibutton_key.h
View File

@ -1,31 +0,0 @@
#pragma once
#include <stdint.h>
#include "helpers/key_info.h"
class iButtonKey {
public:
uint8_t get_size();
void set_data(uint8_t* data, uint8_t data_count);
void clear_data();
uint8_t* get_data();
uint8_t get_type_data_size();
void set_name(const char* name);
char* get_name();
void set_type(iButtonKeyType key_type);
iButtonKeyType get_key_type();
const char* get_key_type_string_by_type(iButtonKeyType key_type);
bool get_key_type_by_type_string(const char* type_string, iButtonKeyType* key_type);
uint8_t get_type_data_size_by_type(iButtonKeyType key_type);
iButtonKey();
private:
uint8_t data[IBUTTON_KEY_DATA_SIZE] = {0, 0, 0, 0, 0, 0, 0, 0};
char name[IBUTTON_KEY_NAME_SIZE] = {0};
iButtonKeyType type = iButtonKeyType::KeyDallas;
};

41
applications/ibutton/scene/ibutton_scene_add_type.cpp
View File

@ -1,7 +1,5 @@
#include "ibutton_scene_add_type.h"
#include "../ibutton_app.h"
#include "../ibutton_view_manager.h"
#include "../ibutton_event.h"
#include <callback-connector.h>
typedef enum {
@ -10,14 +8,23 @@ typedef enum {
SubmenuIndexMetakom,
} SubmenuIndex;
static void submenu_callback(void* context, uint32_t index) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeMenuSelected;
event.payload.menu_index = index;
app->get_view_manager()->send_event(&event);
}
void iButtonSceneAddType::on_enter(iButtonApp* app) {
iButtonAppViewManager* view_manager = app->get_view_manager();
Submenu* submenu = view_manager->get_submenu();
auto callback = cbc::obtain_connector(this, &iButtonSceneAddType::submenu_callback);
submenu_add_item(submenu, "Cyfral", SubmenuIndexCyfral, callback, app);
submenu_add_item(submenu, "Dallas", SubmenuIndexDallas, callback, app);
submenu_add_item(submenu, "Metakom", SubmenuIndexMetakom, callback, app);
submenu_add_item(submenu, "Cyfral", SubmenuIndexCyfral, submenu_callback, app);
submenu_add_item(submenu, "Dallas", SubmenuIndexDallas, submenu_callback, app);
submenu_add_item(submenu, "Metakom", SubmenuIndexMetakom, submenu_callback, app);
submenu_set_selected_item(submenu, submenu_item_selected);
view_manager->switch_to(iButtonAppViewManager::Type::iButtonAppViewSubmenu);
@ -28,19 +35,21 @@ bool iButtonSceneAddType::on_event(iButtonApp* app, iButtonEvent* event) {
if(event->type == iButtonEvent::Type::EventTypeMenuSelected) {
submenu_item_selected = event->payload.menu_index;
iButtonKey* key = app->get_key();
switch(event->payload.menu_index) {
case SubmenuIndexCyfral:
app->get_key()->set_type(iButtonKeyType::KeyCyfral);
ibutton_key_set_type(key, iButtonKeyCyfral);
break;
case SubmenuIndexDallas:
app->get_key()->set_type(iButtonKeyType::KeyDallas);
ibutton_key_set_type(key, iButtonKeyDS1990);
break;
case SubmenuIndexMetakom:
app->get_key()->set_type(iButtonKeyType::KeyMetakom);
ibutton_key_set_type(key, iButtonKeyMetakom);
break;
}
app->get_key()->set_name("");
app->get_key()->clear_data();
ibutton_key_set_name(key, "");
ibutton_key_clear_data(key);
app->switch_to_next_scene(iButtonApp::Scene::SceneAddValue);
consumed = true;
}
@ -54,13 +63,3 @@ void iButtonSceneAddType::on_exit(iButtonApp* app) {
submenu_reset(submenu);
}
void iButtonSceneAddType::submenu_callback(void* context, uint32_t index) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeMenuSelected;
event.payload.menu_index = index;
app->get_view_manager()->send_event(&event);
}

1
applications/ibutton/scene/ibutton_scene_add_type.h
View File

@ -8,6 +8,5 @@ public:
void on_exit(iButtonApp* app) final;
private:
void submenu_callback(void* context, uint32_t index);
uint32_t submenu_item_selected = 0;
};

37
applications/ibutton/scene/ibutton_scene_add_value.cpp
View File

@ -1,17 +1,30 @@
#include "ibutton_scene_add_value.h"
#include "../ibutton_app.h"
#include "../ibutton_view_manager.h"
#include "../ibutton_event.h"
#include <callback-connector.h>
#include <dolphin/dolphin.h>
static void byte_input_callback(void* context) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeByteEditResult;
app->get_view_manager()->send_event(&event);
}
void iButtonSceneAddValue::on_enter(iButtonApp* app) {
iButtonAppViewManager* view_manager = app->get_view_manager();
ByteInput* byte_input = view_manager->get_byte_input();
auto callback = cbc::obtain_connector(this, &iButtonSceneAddValue::byte_input_callback);
memcpy(this->new_key_data, app->get_key()->get_data(), app->get_key()->get_type_data_size());
iButtonKey* key = app->get_key();
memcpy(this->new_key_data, ibutton_key_get_data_p(key), ibutton_key_get_data_size(key));
byte_input_set_result_callback(
byte_input, callback, NULL, app, this->new_key_data, app->get_key()->get_type_data_size());
byte_input,
byte_input_callback,
NULL,
app,
this->new_key_data,
ibutton_key_get_data_size(key));
byte_input_set_header_text(byte_input, "Enter the key");
view_manager->switch_to(iButtonAppViewManager::Type::iButtonAppViewByteInput);
@ -21,6 +34,7 @@ bool iButtonSceneAddValue::on_event(iButtonApp* app, iButtonEvent* event) {
bool consumed = false;
if(event->type == iButtonEvent::Type::EventTypeByteEditResult) {
ibutton_key_set_data(app->get_key(), this->new_key_data, IBUTTON_KEY_DATA_SIZE);
DOLPHIN_DEED(DolphinDeedIbuttonAdd);
app->switch_to_next_scene(iButtonApp::Scene::SceneSaveName);
consumed = true;
@ -35,13 +49,4 @@ void iButtonSceneAddValue::on_exit(iButtonApp* app) {
byte_input_set_result_callback(byte_input, NULL, NULL, NULL, NULL, 0);
byte_input_set_header_text(byte_input, {0});
}
void iButtonSceneAddValue::byte_input_callback(void* context) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeByteEditResult;
memcpy(app->get_key()->get_data(), this->new_key_data, app->get_key()->get_type_data_size());
app->get_view_manager()->send_event(&event);
}
}

3
applications/ibutton/scene/ibutton_scene_add_value.h
View File

@ -1,6 +1,6 @@
#pragma once
#include "ibutton_scene_generic.h"
#include "../ibutton_key.h"
#include <one_wire/ibutton/ibutton_key.h>
class iButtonSceneAddValue : public iButtonScene {
public:
@ -9,6 +9,5 @@ public:
void on_exit(iButtonApp* app) final;
private:
void byte_input_callback(void* context);
uint8_t new_key_data[IBUTTON_KEY_DATA_SIZE] = {};
};

47
applications/ibutton/scene/ibutton_scene_delete_confirm.cpp
View File

@ -1,25 +1,31 @@
#include "ibutton_scene_delete_confirm.h"
#include "../ibutton_app.h"
#include "../ibutton_view_manager.h"
#include "../ibutton_event.h"
#include <callback-connector.h>
static void widget_callback(GuiButtonType result, InputType type, void* context) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
if(type == InputTypeShort) {
event.type = iButtonEvent::Type::EventTypeWidgetButtonResult;
event.payload.widget_button_result = result;
app->get_view_manager()->send_event(&event);
}
}
void iButtonSceneDeleteConfirm::on_enter(iButtonApp* app) {
iButtonAppViewManager* view_manager = app->get_view_manager();
Widget* widget = view_manager->get_widget();
auto callback = cbc::obtain_connector(this, &iButtonSceneDeleteConfirm::widget_callback);
iButtonKey* key = app->get_key();
uint8_t* key_data = key->get_data();
const uint8_t* key_data = ibutton_key_get_data_p(key);
app->set_text_store("\e#Delete %s?\e#", key->get_name());
app->set_text_store("\e#Delete %s?\e#", ibutton_key_get_name_p(key));
widget_add_text_box_element(
widget, 0, 0, 128, 27, AlignCenter, AlignCenter, app->get_text_store());
widget_add_button_element(widget, GuiButtonTypeLeft, "Back", callback, app);
widget_add_button_element(widget, GuiButtonTypeRight, "Delete", callback, app);
widget_add_button_element(widget, GuiButtonTypeLeft, "Back", widget_callback, app);
widget_add_button_element(widget, GuiButtonTypeRight, "Delete", widget_callback, app);
switch(key->get_key_type()) {
case iButtonKeyType::KeyDallas:
switch(ibutton_key_get_type(key)) {
case iButtonKeyDS1990:
app->set_text_store(
"%02X %02X %02X %02X %02X %02X %02X %02X",
key_data[0],
@ -33,12 +39,12 @@ void iButtonSceneDeleteConfirm::on_enter(iButtonApp* app) {
widget_add_string_element(
widget, 64, 45, AlignCenter, AlignBottom, FontSecondary, "Dallas");
break;
case iButtonKeyType::KeyCyfral:
case iButtonKeyCyfral:
app->set_text_store("%02X %02X", key_data[0], key_data[1]);
widget_add_string_element(
widget, 64, 45, AlignCenter, AlignBottom, FontSecondary, "Cyfral");
break;
case iButtonKeyType::KeyMetakom:
case iButtonKeyMetakom:
app->set_text_store(
"%02X %02X %02X %02X", key_data[0], key_data[1], key_data[2], key_data[3]);
widget_add_string_element(
@ -77,18 +83,3 @@ void iButtonSceneDeleteConfirm::on_exit(iButtonApp* app) {
widget_reset(widget);
}
void iButtonSceneDeleteConfirm::widget_callback(
GuiButtonType result,
InputType type,
void* context) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
if(type == InputTypeShort) {
event.type = iButtonEvent::Type::EventTypeWidgetButtonResult;
event.payload.widget_button_result = result;
}
app->get_view_manager()->send_event(&event);
}

3
applications/ibutton/scene/ibutton_scene_delete_confirm.h
View File

@ -6,7 +6,4 @@ public:
void on_enter(iButtonApp* app) final;
bool on_event(iButtonApp* app, iButtonEvent* event) final;
void on_exit(iButtonApp* app) final;
private:
void widget_callback(GuiButtonType result, InputType type, void* context);
};

21
applications/ibutton/scene/ibutton_scene_delete_success.cpp
View File

@ -1,19 +1,21 @@
#include "ibutton_scene_delete_success.h"
#include "../ibutton_app.h"
#include "../ibutton_view_manager.h"
#include "../ibutton_event.h"
#include "../ibutton_key.h"
#include <callback-connector.h>
static void popup_callback(void* context) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeBack;
app->get_view_manager()->send_event(&event);
}
void iButtonSceneDeleteSuccess::on_enter(iButtonApp* app) {
iButtonAppViewManager* view_manager = app->get_view_manager();
Popup* popup = view_manager->get_popup();
auto callback = cbc::obtain_connector(this, &iButtonSceneDeleteSuccess::popup_callback);
popup_set_icon(popup, 0, 2, &I_DolphinMafia_115x62);
popup_set_text(popup, "Deleted", 83, 19, AlignLeft, AlignBottom);
popup_set_callback(popup, callback);
popup_set_callback(popup, popup_callback);
popup_set_context(popup, app);
popup_set_timeout(popup, 1500);
popup_enable_timeout(popup);
@ -41,11 +43,4 @@ void iButtonSceneDeleteSuccess::on_exit(iButtonApp* app) {
popup_disable_timeout(popup);
popup_set_context(popup, NULL);
popup_set_callback(popup, NULL);
}
void iButtonSceneDeleteSuccess::popup_callback(void* context) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeBack;
app->get_view_manager()->send_event(&event);
}

3
applications/ibutton/scene/ibutton_scene_delete_success.h
View File

@ -6,7 +6,4 @@ public:
void on_enter(iButtonApp* app) final;
bool on_event(iButtonApp* app, iButtonEvent* event) final;
void on_exit(iButtonApp* app) final;
private:
void popup_callback(void* context);
};

43
applications/ibutton/scene/ibutton_scene_emulate.cpp
View File

@ -1,17 +1,21 @@
#include "ibutton_scene_emulate.h"
#include "../ibutton_app.h"
#include "../ibutton_view_manager.h"
#include "../ibutton_event.h"
#include "../ibutton_key.h"
#include <dolphin/dolphin.h>
#include <callback-connector.h>
static void emulate_callback(void* context, bool emulated) {
if(emulated) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event = {.type = iButtonEvent::Type::EventTypeWorkerEmulated};
app->get_view_manager()->send_event(&event);
}
}
void iButtonSceneEmulate::on_enter(iButtonApp* app) {
iButtonAppViewManager* view_manager = app->get_view_manager();
Popup* popup = view_manager->get_popup();
iButtonKey* key = app->get_key();
uint8_t* key_data = key->get_data();
const char* key_name = key->get_name();
const uint8_t* key_data = ibutton_key_get_data_p(key);
const char* key_name = ibutton_key_get_name_p(key);
uint8_t line_count = 2;
DOLPHIN_DEED(DolphinDeedIbuttonEmulate);
@ -21,8 +25,8 @@ void iButtonSceneEmulate::on_enter(iButtonApp* app) {
line_count = 2;
} else {
// if not, show key data
switch(key->get_key_type()) {
case iButtonKeyType::KeyDallas:
switch(ibutton_key_get_type(key)) {
case iButtonKeyDS1990:
app->set_text_store(
"emulating\n%02X %02X %02X %02X\n%02X %02X %02X %02X",
key_data[0],
@ -35,11 +39,11 @@ void iButtonSceneEmulate::on_enter(iButtonApp* app) {
key_data[7]);
line_count = 3;
break;
case iButtonKeyType::KeyCyfral:
case iButtonKeyCyfral:
app->set_text_store("emulating\n%02X %02X", key_data[0], key_data[1]);
line_count = 2;
break;
case iButtonKeyType::KeyMetakom:
case iButtonKeyMetakom:
app->set_text_store(
"emulating\n%02X %02X %02X %02X",
key_data[0],
@ -66,29 +70,28 @@ void iButtonSceneEmulate::on_enter(iButtonApp* app) {
popup_set_icon(popup, 2, 10, &I_iButtonKey_49x44);
view_manager->switch_to(iButtonAppViewManager::Type::iButtonAppViewPopup);
app->get_key_worker()->start_emulate(app->get_key());
ibutton_worker_emulate_set_callback(app->get_key_worker(), emulate_callback, app);
ibutton_worker_emulate_start(app->get_key_worker(), key);
}
bool iButtonSceneEmulate::on_event(iButtonApp* app, iButtonEvent* event) {
bool consumed = false;
if(event->type == iButtonEvent::Type::EventTypeTick) {
if(event->type == iButtonEvent::Type::EventTypeWorkerEmulated) {
app->notify_yellow_blink();
consumed = true;
} else if(event->type == iButtonEvent::Type::EventTypeTick) {
app->notify_red_blink();
consumed = true;
if(app->get_key_worker()->emulated()) {
app->notify_yellow_blink();
} else {
app->notify_red_blink();
}
}
return consumed;
}
void iButtonSceneEmulate::on_exit(iButtonApp* app) {
app->get_key_worker()->stop_emulate();
Popup* popup = app->get_view_manager()->get_popup();
ibutton_worker_stop(app->get_key_worker());
popup_set_header(popup, NULL, 0, 0, AlignCenter, AlignBottom);
popup_set_text(popup, NULL, 0, 0, AlignCenter, AlignTop);
popup_set_icon(popup, 0, 0, NULL);

1
applications/ibutton/scene/ibutton_scene_emulate.h
View File

@ -1,6 +1,5 @@
#pragma once
#include "ibutton_scene_generic.h"
#include "../helpers/key_emulator.h"
class iButtonSceneEmulate : public iButtonScene {
public:

42
applications/ibutton/scene/ibutton_scene_info.cpp
View File

@ -1,24 +1,30 @@
#include "ibutton_scene_info.h"
#include "../ibutton_app.h"
#include "../ibutton_view_manager.h"
#include "../ibutton_event.h"
#include <callback-connector.h>
static void widget_callback(GuiButtonType result, InputType type, void* context) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
if(type == InputTypeShort) {
event.type = iButtonEvent::Type::EventTypeWidgetButtonResult;
event.payload.widget_button_result = result;
app->get_view_manager()->send_event(&event);
}
}
void iButtonSceneInfo::on_enter(iButtonApp* app) {
iButtonAppViewManager* view_manager = app->get_view_manager();
Widget* widget = view_manager->get_widget();
auto callback = cbc::obtain_connector(this, &iButtonSceneInfo::widget_callback);
iButtonKey* key = app->get_key();
uint8_t* key_data = key->get_data();
const uint8_t* key_data = ibutton_key_get_data_p(key);
app->set_text_store("%s", key->get_name());
app->set_text_store("%s", ibutton_key_get_name_p(key));
widget_add_text_box_element(
widget, 0, 0, 128, 27, AlignCenter, AlignCenter, app->get_text_store());
widget_add_button_element(widget, GuiButtonTypeLeft, "Back", callback, app);
widget_add_button_element(widget, GuiButtonTypeLeft, "Back", widget_callback, app);
switch(key->get_key_type()) {
case iButtonKeyType::KeyDallas:
switch(ibutton_key_get_type(key)) {
case iButtonKeyDS1990:
app->set_text_store(
"%02X %02X %02X %02X %02X %02X %02X %02X",
key_data[0],
@ -32,13 +38,13 @@ void iButtonSceneInfo::on_enter(iButtonApp* app) {
widget_add_string_element(
widget, 64, 45, AlignCenter, AlignBottom, FontSecondary, "Dallas");
break;
case iButtonKeyType::KeyMetakom:
case iButtonKeyMetakom:
app->set_text_store(
"%02X %02X %02X %02X", key_data[0], key_data[1], key_data[2], key_data[3]);
widget_add_string_element(
widget, 64, 45, AlignCenter, AlignBottom, FontSecondary, "Metakom");
break;
case iButtonKeyType::KeyCyfral:
case iButtonKeyCyfral:
app->set_text_store("%02X %02X", key_data[0], key_data[1]);
widget_add_string_element(
widget, 64, 45, AlignCenter, AlignBottom, FontSecondary, "Cyfral");
@ -71,15 +77,3 @@ void iButtonSceneInfo::on_exit(iButtonApp* app) {
widget_reset(widget);
}
void iButtonSceneInfo::widget_callback(GuiButtonType result, InputType type, void* context) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
if(type == InputTypeShort) {
event.type = iButtonEvent::Type::EventTypeWidgetButtonResult;
event.payload.widget_button_result = result;
}
app->get_view_manager()->send_event(&event);
}

3
applications/ibutton/scene/ibutton_scene_info.h
View File

@ -6,7 +6,4 @@ public:
void on_enter(iButtonApp* app) final;
bool on_event(iButtonApp* app, iButtonEvent* event) final;
void on_exit(iButtonApp* app) final;
private:
void widget_callback(GuiButtonType result, InputType type, void* context);
};

50
applications/ibutton/scene/ibutton_scene_read.cpp
View File

@ -1,12 +1,18 @@
#include "ibutton_scene_read.h"
#include "../ibutton_app.h"
#include "../ibutton_view_manager.h"
#include "../ibutton_event.h"
#include <dolphin/dolphin.h>
static void read_callback(void* context) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event = {.type = iButtonEvent::Type::EventTypeWorkerRead};
app->get_view_manager()->send_event(&event);
}
void iButtonSceneRead::on_enter(iButtonApp* app) {
iButtonAppViewManager* view_manager = app->get_view_manager();
Popup* popup = view_manager->get_popup();
iButtonKey* key = app->get_key();
iButtonWorker* worker = app->get_key_worker();
DOLPHIN_DEED(DolphinDeedIbuttonRead);
popup_set_header(popup, "iButton", 95, 26, AlignCenter, AlignBottom);
@ -14,41 +20,41 @@ void iButtonSceneRead::on_enter(iButtonApp* app) {
popup_set_icon(popup, 0, 5, &I_DolphinWait_61x59);
view_manager->switch_to(iButtonAppViewManager::Type::iButtonAppViewPopup);
app->get_key()->set_name("");
ibutton_key_set_name(key, "");
app->get_key_worker()->start_read();
ibutton_worker_read_set_callback(worker, read_callback, app);
ibutton_worker_read_start(worker, key);
}
bool iButtonSceneRead::on_event(iButtonApp* app, iButtonEvent* event) {
bool consumed = false;
if(event->type == iButtonEvent::Type::EventTypeTick) {
if(event->type == iButtonEvent::Type::EventTypeWorkerRead) {
consumed = true;
iButtonKey* key = app->get_key();
if(ibutton_key_get_type(key) == iButtonKeyDS1990) {
if(!ibutton_key_dallas_crc_is_valid(key)) {
app->switch_to_next_scene(iButtonApp::Scene::SceneReadCRCError);
} else if(!ibutton_key_dallas_is_1990_key(key)) {
app->switch_to_next_scene(iButtonApp::Scene::SceneReadNotKeyError);
} else {
app->switch_to_next_scene(iButtonApp::Scene::SceneReadSuccess);
}
} else {
app->switch_to_next_scene(iButtonApp::Scene::SceneReadSuccess);
}
} else if(event->type == iButtonEvent::Type::EventTypeTick) {
consumed = true;
app->notify_red_blink();
switch(app->get_key_worker()->read(app->get_key())) {
case KeyReader::Error::EMPTY:
break;
case KeyReader::Error::OK:
app->switch_to_next_scene(iButtonApp::Scene::SceneReadSuccess);
break;
case KeyReader::Error::CRC_ERROR:
app->switch_to_next_scene(iButtonApp::Scene::SceneReadCRCError);
break;
case KeyReader::Error::NOT_ARE_KEY:
app->switch_to_next_scene(iButtonApp::Scene::SceneReadNotKeyError);
break;
}
}
return consumed;
}
void iButtonSceneRead::on_exit(iButtonApp* app) {
app->get_key_worker()->stop_read();
Popup* popup = app->get_view_manager()->get_popup();
ibutton_worker_stop(app->get_key_worker());
popup_set_header(popup, NULL, 0, 0, AlignCenter, AlignBottom);
popup_set_text(popup, NULL, 0, 0, AlignCenter, AlignTop);
popup_set_icon(popup, 0, 0, NULL);

2
applications/ibutton/scene/ibutton_scene_read.h
View File

@ -6,6 +6,4 @@ public:
void on_enter(iButtonApp* app) final;
bool on_event(iButtonApp* app, iButtonEvent* event) final;
void on_exit(iButtonApp* app) final;
private:
};

33
applications/ibutton/scene/ibutton_scene_read_crc_error.cpp
View File

@ -1,16 +1,21 @@
#include "ibutton_scene_read_crc_error.h"
#include "../ibutton_app.h"
#include "../ibutton_view_manager.h"
#include "../ibutton_event.h"
#include <callback-connector.h>
#include <one_wire/maxim_crc.h>
static void dialog_ex_callback(DialogExResult result, void* context) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeDialogResult;
event.payload.dialog_result = result;
app->get_view_manager()->send_event(&event);
}
void iButtonSceneReadCRCError::on_enter(iButtonApp* app) {
iButtonAppViewManager* view_manager = app->get_view_manager();
DialogEx* dialog_ex = view_manager->get_dialog_ex();
auto callback = cbc::obtain_connector(this, &iButtonSceneReadCRCError::dialog_ex_callback);
iButtonKey* key = app->get_key();
uint8_t* key_data = key->get_data();
const uint8_t* key_data = ibutton_key_get_data_p(app->get_key());
app->set_text_store(
"%02X %02X %02X %02X %02X %02X %02X %02X\nExpected CRC: %X",
@ -22,13 +27,13 @@ void iButtonSceneReadCRCError::on_enter(iButtonApp* app) {
key_data[5],
key_data[6],
key_data[7],
maxim_crc8(key_data, 7));
maxim_crc8(key_data, 7, MAXIM_CRC8_INIT));
dialog_ex_set_header(dialog_ex, "CRC ERROR", 64, 10, AlignCenter, AlignCenter);
dialog_ex_set_text(dialog_ex, app->get_text_store(), 64, 19, AlignCenter, AlignTop);
dialog_ex_set_left_button_text(dialog_ex, "Retry");
dialog_ex_set_right_button_text(dialog_ex, "More");
dialog_ex_set_result_callback(dialog_ex, callback);
dialog_ex_set_result_callback(dialog_ex, dialog_ex_callback);
dialog_ex_set_context(dialog_ex, app);
view_manager->switch_to(iButtonAppViewManager::Type::iButtonAppViewDialogEx);
@ -65,14 +70,4 @@ void iButtonSceneReadCRCError::on_exit(iButtonApp* app) {
dialog_ex_set_context(dialog_ex, NULL);
app->notify_red_off();
}
void iButtonSceneReadCRCError::dialog_ex_callback(DialogExResult result, void* context) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeDialogResult;
event.payload.dialog_result = result;
app->get_view_manager()->send_event(&event);
}

4
applications/ibutton/scene/ibutton_scene_read_crc_error.h
View File

@ -1,13 +1,9 @@
#pragma once
#include "ibutton_scene_generic.h"
#include <gui/modules/dialog_ex.h>
class iButtonSceneReadCRCError : public iButtonScene {
public:
void on_enter(iButtonApp* app) final;
bool on_event(iButtonApp* app, iButtonEvent* event) final;
void on_exit(iButtonApp* app) final;
private:
void dialog_ex_callback(DialogExResult result, void* context);
};

33
applications/ibutton/scene/ibutton_scene_read_not_key_error.cpp
View File

@ -1,16 +1,21 @@
#include "ibutton_scene_read_not_key_error.h"
#include "../ibutton_app.h"
#include "../ibutton_view_manager.h"
#include "../ibutton_event.h"
#include <callback-connector.h>
#include <one_wire/maxim_crc.h>
static void dialog_ex_callback(DialogExResult result, void* context) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeDialogResult;
event.payload.dialog_result = result;
app->get_view_manager()->send_event(&event);
}
void iButtonSceneReadNotKeyError::on_enter(iButtonApp* app) {
iButtonAppViewManager* view_manager = app->get_view_manager();
DialogEx* dialog_ex = view_manager->get_dialog_ex();
auto callback = cbc::obtain_connector(this, &iButtonSceneReadNotKeyError::dialog_ex_callback);
iButtonKey* key = app->get_key();
uint8_t* key_data = key->get_data();
const uint8_t* key_data = ibutton_key_get_data_p(app->get_key());
app->set_text_store(
"THIS IS NOT A KEY\n%02X %02X %02X %02X %02X %02X %02X %02X",
@ -22,13 +27,13 @@ void iButtonSceneReadNotKeyError::on_enter(iButtonApp* app) {
key_data[5],
key_data[6],
key_data[7],
maxim_crc8(key_data, 7));
maxim_crc8(key_data, 7, MAXIM_CRC8_INIT));
dialog_ex_set_header(dialog_ex, "ERROR:", 64, 10, AlignCenter, AlignCenter);
dialog_ex_set_text(dialog_ex, app->get_text_store(), 64, 19, AlignCenter, AlignTop);
dialog_ex_set_left_button_text(dialog_ex, "Retry");
dialog_ex_set_right_button_text(dialog_ex, "More");
dialog_ex_set_result_callback(dialog_ex, callback);
dialog_ex_set_result_callback(dialog_ex, dialog_ex_callback);
dialog_ex_set_context(dialog_ex, app);
view_manager->switch_to(iButtonAppViewManager::Type::iButtonAppViewDialogEx);
@ -65,14 +70,4 @@ void iButtonSceneReadNotKeyError::on_exit(iButtonApp* app) {
dialog_ex_set_context(dialog_ex, NULL);
app->notify_red_off();
}
void iButtonSceneReadNotKeyError::dialog_ex_callback(DialogExResult result, void* context) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeDialogResult;
event.payload.dialog_result = result;
app->get_view_manager()->send_event(&event);
}

4
applications/ibutton/scene/ibutton_scene_read_not_key_error.h
View File

@ -1,13 +1,9 @@
#pragma once
#include "ibutton_scene_generic.h"
#include <gui/modules/dialog_ex.h>
class iButtonSceneReadNotKeyError : public iButtonScene {
public:
void on_enter(iButtonApp* app) final;
bool on_event(iButtonApp* app, iButtonEvent* event) final;
void on_exit(iButtonApp* app) final;
private:
void dialog_ex_callback(DialogExResult result, void* context);
};

39
applications/ibutton/scene/ibutton_scene_read_success.cpp
View File

@ -1,21 +1,26 @@
#include "ibutton_scene_read_success.h"
#include "../ibutton_app.h"
#include "../ibutton_view_manager.h"
#include "../ibutton_event.h"
#include <dolphin/dolphin.h>
#include <callback-connector.h>
static void dialog_ex_callback(DialogExResult result, void* context) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeDialogResult;
event.payload.dialog_result = result;
app->get_view_manager()->send_event(&event);
}
void iButtonSceneReadSuccess::on_enter(iButtonApp* app) {
iButtonAppViewManager* view_manager = app->get_view_manager();
DialogEx* dialog_ex = view_manager->get_dialog_ex();
auto callback = cbc::obtain_connector(this, &iButtonSceneReadSuccess::dialog_ex_callback);
iButtonKey* key = app->get_key();
const uint8_t* key_data = ibutton_key_get_data_p(key);
DOLPHIN_DEED(DolphinDeedIbuttonReadSuccess);
iButtonKey* key = app->get_key();
uint8_t* key_data = key->get_data();
switch(key->get_key_type()) {
case iButtonKeyType::KeyDallas:
switch(ibutton_key_get_type(key)) {
case iButtonKeyDS1990:
app->set_text_store(
"Dallas\n%02X %02X %02X %02X\n%02X %02X %02X %02X",
key_data[0],
@ -27,10 +32,10 @@ void iButtonSceneReadSuccess::on_enter(iButtonApp* app) {
key_data[6],
key_data[7]);
break;
case iButtonKeyType::KeyCyfral:
case iButtonKeyCyfral:
app->set_text_store("Cyfral\n%02X %02X", key_data[0], key_data[1]);
break;
case iButtonKeyType::KeyMetakom:
case iButtonKeyMetakom:
app->set_text_store(
"Metakom\n%02X %02X %02X %02X", key_data[0], key_data[1], key_data[2], key_data[3]);
break;
@ -40,7 +45,7 @@ void iButtonSceneReadSuccess::on_enter(iButtonApp* app) {
dialog_ex_set_left_button_text(dialog_ex, "Retry");
dialog_ex_set_right_button_text(dialog_ex, "More");
dialog_ex_set_icon(dialog_ex, 0, 1, &I_DolphinExcited_64x63);
dialog_ex_set_result_callback(dialog_ex, callback);
dialog_ex_set_result_callback(dialog_ex, dialog_ex_callback);
dialog_ex_set_context(dialog_ex, app);
view_manager->switch_to(iButtonAppViewManager::Type::iButtonAppViewDialogEx);
@ -80,13 +85,3 @@ void iButtonSceneReadSuccess::on_exit(iButtonApp* app) {
app->notify_green_off();
}
void iButtonSceneReadSuccess::dialog_ex_callback(DialogExResult result, void* context) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeDialogResult;
event.payload.dialog_result = result;
app->get_view_manager()->send_event(&event);
}

4
applications/ibutton/scene/ibutton_scene_read_success.h
View File

@ -1,13 +1,9 @@
#pragma once
#include "ibutton_scene_generic.h"
#include <gui/modules/dialog_ex.h>
class iButtonSceneReadSuccess : public iButtonScene {
public:
void on_enter(iButtonApp* app) final;
bool on_event(iButtonApp* app, iButtonEvent* event) final;
void on_exit(iButtonApp* app) final;
private:
void dialog_ex_callback(DialogExResult result, void* context);
};

36
applications/ibutton/scene/ibutton_scene_readed_key_menu.cpp
View File

@ -1,8 +1,5 @@
#include "ibutton_scene_readed_key_menu.h"
#include "../ibutton_app.h"
#include "../ibutton_view_manager.h"
#include "../ibutton_event.h"
#include <callback-connector.h>
typedef enum {
SubmenuIndexWrite,
@ -11,17 +8,26 @@ typedef enum {
SubmenuIndexReadNewKey,
} SubmenuIndex;
static void submenu_callback(void* context, uint32_t index) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeMenuSelected;
event.payload.menu_index = index;
app->get_view_manager()->send_event(&event);
}
void iButtonSceneReadedKeyMenu::on_enter(iButtonApp* app) {
iButtonAppViewManager* view_manager = app->get_view_manager();
Submenu* submenu = view_manager->get_submenu();
auto callback = cbc::obtain_connector(this, &iButtonSceneReadedKeyMenu::submenu_callback);
if(app->get_key()->get_key_type() == iButtonKeyType::KeyDallas) {
submenu_add_item(submenu, "Write", SubmenuIndexWrite, callback, app);
if(ibutton_key_get_type(app->get_key()) == iButtonKeyDS1990) {
submenu_add_item(submenu, "Write", SubmenuIndexWrite, submenu_callback, app);
}
submenu_add_item(submenu, "Name and save", SubmenuIndexNameAndSave, callback, app);
submenu_add_item(submenu, "Emulate", SubmenuIndexEmulate, callback, app);
submenu_add_item(submenu, "Read new key", SubmenuIndexReadNewKey, callback, app);
submenu_add_item(submenu, "Name and save", SubmenuIndexNameAndSave, submenu_callback, app);
submenu_add_item(submenu, "Emulate", SubmenuIndexEmulate, submenu_callback, app);
submenu_add_item(submenu, "Read new key", SubmenuIndexReadNewKey, submenu_callback, app);
submenu_set_selected_item(submenu, submenu_item_selected);
view_manager->switch_to(iButtonAppViewManager::Type::iButtonAppViewSubmenu);
@ -60,14 +66,4 @@ void iButtonSceneReadedKeyMenu::on_exit(iButtonApp* app) {
Submenu* submenu = view->get_submenu();
submenu_reset(submenu);
}
void iButtonSceneReadedKeyMenu::submenu_callback(void* context, uint32_t index) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeMenuSelected;
event.payload.menu_index = index;
app->get_view_manager()->send_event(&event);
}
}

1
applications/ibutton/scene/ibutton_scene_readed_key_menu.h
View File

@ -8,6 +8,5 @@ public:
void on_exit(iButtonApp* app) final;
private:
void submenu_callback(void* context, uint32_t index);
uint32_t submenu_item_selected = 0;
};

33
applications/ibutton/scene/ibutton_scene_save_name.cpp
View File

@ -1,18 +1,21 @@
#include "ibutton_scene_save_name.h"
#include "../ibutton_app.h"
#include "../ibutton_view_manager.h"
#include "../ibutton_event.h"
#include "../ibutton_key.h"
#include <callback-connector.h>
#include <lib/toolbox/random_name.h>
static void text_input_callback(void* context) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeTextEditResult;
app->get_view_manager()->send_event(&event);
}
void iButtonSceneSaveName::on_enter(iButtonApp* app) {
iButtonAppViewManager* view_manager = app->get_view_manager();
TextInput* text_input = view_manager->get_text_input();
auto callback = cbc::obtain_connector(this, &iButtonSceneSaveName::text_input_callback);
iButtonKey* key = app->get_key();
const char* key_name = key->get_name();
const char* key_name = ibutton_key_get_name_p(app->get_key());
bool key_name_empty = !strcmp(key_name, "");
if(key_name_empty) {
@ -23,7 +26,12 @@ void iButtonSceneSaveName::on_enter(iButtonApp* app) {
text_input_set_header_text(text_input, "Name the key");
text_input_set_result_callback(
text_input, callback, app, app->get_text_store(), IBUTTON_KEY_NAME_SIZE, key_name_empty);
text_input,
text_input_callback,
app,
app->get_text_store(),
IBUTTON_KEY_NAME_SIZE,
key_name_empty);
ValidatorIsFile* validator_is_file =
validator_is_file_alloc_init(app->app_folder, app->app_extension);
@ -59,12 +67,3 @@ void iButtonSceneSaveName::on_exit(iButtonApp* app) {
text_input_reset(text_input);
}
void iButtonSceneSaveName::text_input_callback(void* context) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeTextEditResult;
app->get_view_manager()->send_event(&event);
}

3
applications/ibutton/scene/ibutton_scene_save_name.h
View File

@ -6,7 +6,4 @@ public:
void on_enter(iButtonApp* app) final;
bool on_event(iButtonApp* app, iButtonEvent* event) final;
void on_exit(iButtonApp* app) final;
private:
void text_input_callback(void* context);
};

23
applications/ibutton/scene/ibutton_scene_save_success.cpp
View File

@ -1,21 +1,23 @@
#include "ibutton_scene_save_success.h"
#include "../ibutton_app.h"
#include "../ibutton_view_manager.h"
#include "../ibutton_event.h"
#include "../ibutton_key.h"
#include <dolphin/dolphin.h>
#include <callback-connector.h>
static void popup_callback(void* context) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeBack;
app->get_view_manager()->send_event(&event);
}
void iButtonSceneSaveSuccess::on_enter(iButtonApp* app) {
iButtonAppViewManager* view_manager = app->get_view_manager();
Popup* popup = view_manager->get_popup();
auto callback = cbc::obtain_connector(this, &iButtonSceneSaveSuccess::popup_callback);
DOLPHIN_DEED(DolphinDeedIbuttonSave);
popup_set_icon(popup, 32, 5, &I_DolphinNice_96x59);
popup_set_text(popup, "Saved!", 13, 22, AlignLeft, AlignBottom);
popup_set_callback(popup, callback);
popup_set_callback(popup, popup_callback);
popup_set_context(popup, app);
popup_set_timeout(popup, 1500);
popup_enable_timeout(popup);
@ -46,11 +48,4 @@ void iButtonSceneSaveSuccess::on_exit(iButtonApp* app) {
popup_disable_timeout(popup);
popup_set_context(popup, NULL);
popup_set_callback(popup, NULL);
}
void iButtonSceneSaveSuccess::popup_callback(void* context) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeBack;
app->get_view_manager()->send_event(&event);
}
}

3
applications/ibutton/scene/ibutton_scene_save_success.h
View File

@ -6,7 +6,4 @@ public:
void on_enter(iButtonApp* app) final;
bool on_event(iButtonApp* app, iButtonEvent* event) final;
void on_exit(iButtonApp* app) final;
private:
void popup_callback(void* context);
};

35
applications/ibutton/scene/ibutton_scene_saved_key_menu.cpp
View File

@ -1,7 +1,5 @@
#include "ibutton_scene_saved_key_menu.h"
#include "../ibutton_app.h"
#include "../ibutton_view_manager.h"
#include "../ibutton_event.h"
#include <callback-connector.h>
typedef enum {
@ -12,18 +10,27 @@ typedef enum {
SubmenuIndexInfo,
} SubmenuIndex;
static void submenu_callback(void* context, uint32_t index) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeMenuSelected;
event.payload.menu_index = index;
app->get_view_manager()->send_event(&event);
}
void iButtonSceneSavedKeyMenu::on_enter(iButtonApp* app) {
iButtonAppViewManager* view_manager = app->get_view_manager();
Submenu* submenu = view_manager->get_submenu();
auto callback = cbc::obtain_connector(this, &iButtonSceneSavedKeyMenu::submenu_callback);
submenu_add_item(submenu, "Emulate", SubmenuIndexEmulate, callback, app);
if(app->get_key()->get_key_type() == iButtonKeyType::KeyDallas) {
submenu_add_item(submenu, "Write", SubmenuIndexWrite, callback, app);
submenu_add_item(submenu, "Emulate", SubmenuIndexEmulate, submenu_callback, app);
if(ibutton_key_get_type(app->get_key()) == iButtonKeyDS1990) {
submenu_add_item(submenu, "Write", SubmenuIndexWrite, submenu_callback, app);
}
submenu_add_item(submenu, "Edit", SubmenuIndexEdit, callback, app);
submenu_add_item(submenu, "Delete", SubmenuIndexDelete, callback, app);
submenu_add_item(submenu, "Info", SubmenuIndexInfo, callback, app);
submenu_add_item(submenu, "Edit", SubmenuIndexEdit, submenu_callback, app);
submenu_add_item(submenu, "Delete", SubmenuIndexDelete, submenu_callback, app);
submenu_add_item(submenu, "Info", SubmenuIndexInfo, submenu_callback, app);
submenu_set_selected_item(submenu, submenu_item_selected);
view_manager->switch_to(iButtonAppViewManager::Type::iButtonAppViewSubmenu);
@ -63,13 +70,3 @@ void iButtonSceneSavedKeyMenu::on_exit(iButtonApp* app) {
submenu_reset(submenu);
}
void iButtonSceneSavedKeyMenu::submenu_callback(void* context, uint32_t index) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeMenuSelected;
event.payload.menu_index = index;
app->get_view_manager()->send_event(&event);
}

1
applications/ibutton/scene/ibutton_scene_saved_key_menu.h
View File

@ -8,6 +8,5 @@ public:
void on_exit(iButtonApp* app) final;
private:
void submenu_callback(void* context, uint32_t index);
uint32_t submenu_item_selected = 0;
};

2
applications/ibutton/scene/ibutton_scene_select_key.cpp
View File

@ -1,7 +1,5 @@
#include "ibutton_scene_select_key.h"
#include "../ibutton_app.h"
#include "../ibutton_event.h"
#include "../ibutton_key.h"
void iButtonSceneSelectKey::on_enter(iButtonApp* app) {
// Process file_select return

30
applications/ibutton/scene/ibutton_scene_start.cpp
View File

@ -1,8 +1,5 @@
#include "ibutton_scene_start.h"
#include "../ibutton_app.h"
#include "../ibutton_view_manager.h"
#include "../ibutton_event.h"
#include <callback-connector.h>
typedef enum {
SubmenuIndexRead,
@ -10,14 +7,23 @@ typedef enum {
SubmenuIndexAdd,
} SubmenuIndex;
static void submenu_callback(void* context, uint32_t index) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeMenuSelected;
event.payload.menu_index = index;
app->get_view_manager()->send_event(&event);
}
void iButtonSceneStart::on_enter(iButtonApp* app) {
iButtonAppViewManager* view_manager = app->get_view_manager();
Submenu* submenu = view_manager->get_submenu();
auto callback = cbc::obtain_connector(this, &iButtonSceneStart::submenu_callback);
submenu_add_item(submenu, "Read", SubmenuIndexRead, callback, app);
submenu_add_item(submenu, "Saved", SubmenuIndexSaved, callback, app);
submenu_add_item(submenu, "Add manually", SubmenuIndexAdd, callback, app);
submenu_add_item(submenu, "Read", SubmenuIndexRead, submenu_callback, app);
submenu_add_item(submenu, "Saved", SubmenuIndexSaved, submenu_callback, app);
submenu_add_item(submenu, "Add manually", SubmenuIndexAdd, submenu_callback, app);
submenu_set_selected_item(submenu, submenu_item_selected);
view_manager->switch_to(iButtonAppViewManager::Type::iButtonAppViewSubmenu);
@ -51,13 +57,3 @@ void iButtonSceneStart::on_exit(iButtonApp* app) {
submenu_reset(submenu);
}
void iButtonSceneStart::submenu_callback(void* context, uint32_t index) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeMenuSelected;
event.payload.menu_index = index;
app->get_view_manager()->send_event(&event);
}

1
applications/ibutton/scene/ibutton_scene_start.h
View File

@ -8,6 +8,5 @@ public:
void on_exit(iButtonApp* app) final;
private:
void submenu_callback(void* context, uint32_t index);
uint32_t submenu_item_selected = 0;
};

56
applications/ibutton/scene/ibutton_scene_write.cpp
View File

@ -1,15 +1,22 @@
#include "ibutton_scene_write.h"
#include "../ibutton_app.h"
#include "../ibutton_view_manager.h"
#include "../ibutton_event.h"
#include "../ibutton_key.h"
static void ibutton_worker_write_cb(void* context, iButtonWorkerWriteResult result) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeWorkerWrite;
event.payload.worker_write_result = result;
app->get_view_manager()->send_event(&event);
}
void iButtonSceneWrite::on_enter(iButtonApp* app) {
iButtonAppViewManager* view_manager = app->get_view_manager();
Popup* popup = view_manager->get_popup();
iButtonKey* key = app->get_key();
uint8_t* key_data = key->get_data();
const char* key_name = key->get_name();
iButtonWorker* worker = app->get_key_worker();
const uint8_t* key_data = ibutton_key_get_data_p(key);
const char* key_name = ibutton_key_get_name_p(key);
uint8_t line_count = 2;
// check that stored key has name
@ -18,8 +25,8 @@ void iButtonSceneWrite::on_enter(iButtonApp* app) {
line_count = 2;
} else {
// if not, show key data
switch(key->get_key_type()) {
case iButtonKeyType::KeyDallas:
switch(ibutton_key_get_type(key)) {
case iButtonKeyDS1990:
app->set_text_store(
"writing\n%02X %02X %02X %02X\n%02X %02X %02X %02X",
key_data[0],
@ -32,11 +39,11 @@ void iButtonSceneWrite::on_enter(iButtonApp* app) {
key_data[7]);
line_count = 3;
break;
case iButtonKeyType::KeyCyfral:
case iButtonKeyCyfral:
app->set_text_store("writing\n%02X %02X", key_data[0], key_data[1]);
line_count = 2;
break;
case iButtonKeyType::KeyMetakom:
case iButtonKeyMetakom:
app->set_text_store(
"writing\n%02X %02X %02X %02X", key_data[0], key_data[1], key_data[2], key_data[3]);
line_count = 2;
@ -60,27 +67,34 @@ void iButtonSceneWrite::on_enter(iButtonApp* app) {
view_manager->switch_to(iButtonAppViewManager::Type::iButtonAppViewPopup);
app->get_key_worker()->start_write();
blink_yellow = false;
ibutton_worker_write_set_callback(worker, ibutton_worker_write_cb, app);
ibutton_worker_write_start(worker, key);
}
bool iButtonSceneWrite::on_event(iButtonApp* app, iButtonEvent* event) {
bool consumed = false;
if(event->type == iButtonEvent::Type::EventTypeTick) {
if(event->type == iButtonEvent::Type::EventTypeWorkerWrite) {
consumed = true;
KeyWriter::Error result = app->get_key_worker()->write(app->get_key());
switch(result) {
case KeyWriter::Error::SAME_KEY:
case KeyWriter::Error::OK:
switch(event->payload.worker_write_result) {
case iButtonWorkerWriteOK:
case iButtonWorkerWriteSameKey:
app->switch_to_next_scene(iButtonApp::Scene::SceneWriteSuccess);
break;
case KeyWriter::Error::NO_DETECT:
app->notify_red_blink();
case iButtonWorkerWriteNoDetect:
blink_yellow = false;
break;
case KeyWriter::Error::CANNOT_WRITE:
case iButtonWorkerWriteCannotWrite:
blink_yellow = true;
break;
}
} else if(event->type == iButtonEvent::Type::EventTypeTick) {
if(blink_yellow) {
app->notify_yellow_blink();
break;
} else {
app->notify_red_blink();
}
}
@ -89,10 +103,8 @@ bool iButtonSceneWrite::on_event(iButtonApp* app, iButtonEvent* event) {
void iButtonSceneWrite::on_exit(iButtonApp* app) {
Popup* popup = app->get_view_manager()->get_popup();
ibutton_worker_stop(app->get_key_worker());
popup_set_header(popup, NULL, 0, 0, AlignCenter, AlignBottom);
popup_set_text(popup, NULL, 0, 0, AlignCenter, AlignTop);
popup_set_icon(popup, 0, 0, NULL);
app->get_key_worker()->stop_write();
}

1
applications/ibutton/scene/ibutton_scene_write.h
View File

@ -8,4 +8,5 @@ public:
void on_exit(iButtonApp* app) final;
private:
bool blink_yellow;
};

23
applications/ibutton/scene/ibutton_scene_write_success.cpp
View File

@ -1,19 +1,22 @@
#include "ibutton_scene_write_success.h"
#include "../ibutton_app.h"
#include "../ibutton_view_manager.h"
#include "../ibutton_event.h"
#include "../ibutton_key.h"
#include <callback-connector.h>
static void popup_callback(void* context) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeBack;
app->get_view_manager()->send_event(&event);
app->notify_green_off();
}
void iButtonSceneWriteSuccess::on_enter(iButtonApp* app) {
iButtonAppViewManager* view_manager = app->get_view_manager();
Popup* popup = view_manager->get_popup();
auto callback = cbc::obtain_connector(this, &iButtonSceneWriteSuccess::popup_callback);
popup_set_icon(popup, 0, 12, &I_iButtonDolphinVerySuccess_108x52);
popup_set_text(popup, "Successfully written!", 40, 12, AlignLeft, AlignBottom);
popup_set_callback(popup, callback);
popup_set_callback(popup, popup_callback);
popup_set_context(popup, app);
popup_set_timeout(popup, 1500);
popup_enable_timeout(popup);
@ -45,12 +48,4 @@ void iButtonSceneWriteSuccess::on_exit(iButtonApp* app) {
popup_disable_timeout(popup);
popup_set_context(popup, NULL);
popup_set_callback(popup, NULL);
}
void iButtonSceneWriteSuccess::popup_callback(void* context) {
iButtonApp* app = static_cast<iButtonApp*>(context);
iButtonEvent event;
event.type = iButtonEvent::Type::EventTypeBack;
app->get_view_manager()->send_event(&event);
app->notify_green_off();
}

3
applications/ibutton/scene/ibutton_scene_write_success.h
View File

@ -6,7 +6,4 @@ public:
void on_enter(iButtonApp* app) final;
bool on_event(iButtonApp* app, iButtonEvent* event) final;
void on_exit(iButtonApp* app) final;
private:
void popup_callback(void* context);
};

7
firmware/targets/f7/furi_hal/furi_hal_delay.c
View File

@ -4,20 +4,19 @@
#include <cmsis_os2.h>
#define TAG "FuriHalDelay"
static uint32_t clk_per_microsecond;
uint32_t instructions_per_us;
void furi_hal_delay_init(void) {
CoreDebug->DEMCR |= CoreDebug_DEMCR_TRCENA_Msk;
DWT->CTRL |= DWT_CTRL_CYCCNTENA_Msk;
DWT->CYCCNT = 0U;
clk_per_microsecond = SystemCoreClock / 1000000.0f;
instructions_per_us = SystemCoreClock / 1000000.0f;
FURI_LOG_I(TAG, "Init OK");
}
void delay_us(float microseconds) {
uint32_t start = DWT->CYCCNT;
uint32_t time_ticks = microseconds * clk_per_microsecond;
uint32_t time_ticks = microseconds * instructions_per_us;
while((DWT->CYCCNT - start) < time_ticks) {
};
}

26
firmware/targets/f7/furi_hal/furi_hal_ibutton.c
View File

@ -3,6 +3,7 @@
#include <furi_hal_resources.h>
#include <stm32wbxx_ll_tim.h>
#include <stm32wbxx_ll_exti.h>
#include <furi.h>
@ -91,16 +92,39 @@ void furi_hal_ibutton_emulate_stop() {
}
}
void furi_hal_ibutton_start() {
void furi_hal_ibutton_start_drive() {
furi_hal_ibutton_pin_high();
hal_gpio_init(&ibutton_gpio, GpioModeOutputOpenDrain, GpioPullNo, GpioSpeedLow);
}
void furi_hal_ibutton_start_drive_in_isr() {
hal_gpio_init(&ibutton_gpio, GpioModeOutputOpenDrain, GpioPullNo, GpioSpeedLow);
LL_EXTI_ClearFlag_0_31(ibutton_gpio.pin);
}
void furi_hal_ibutton_start_interrupt() {
furi_hal_ibutton_pin_high();
hal_gpio_init(&ibutton_gpio, GpioModeInterruptRiseFall, GpioPullNo, GpioSpeedLow);
}
void furi_hal_ibutton_start_interrupt_in_isr() {
hal_gpio_init(&ibutton_gpio, GpioModeInterruptRiseFall, GpioPullNo, GpioSpeedLow);
LL_EXTI_ClearFlag_0_31(ibutton_gpio.pin);
}
void furi_hal_ibutton_stop() {
furi_hal_ibutton_pin_high();
hal_gpio_init(&ibutton_gpio, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
}
void furi_hal_ibutton_add_interrupt(GpioExtiCallback cb, void* context) {
hal_gpio_add_int_callback(&ibutton_gpio, cb, context);
}
void furi_hal_ibutton_remove_interrupt() {
hal_gpio_remove_int_callback(&ibutton_gpio);
}
void furi_hal_ibutton_pin_low() {
hal_gpio_write(&ibutton_gpio, false);
}

11
firmware/targets/f7/furi_hal/furi_hal_rfid.c
View File

@ -23,6 +23,13 @@ typedef struct {
FuriHalRfid* furi_hal_rfid = NULL;
#define LFRFID_LL_READ_TIM TIM1
#define LFRFID_LL_READ_CONFIG_CHANNEL LL_TIM_CHANNEL_CH1
#define LFRFID_LL_READ_CHANNEL LL_TIM_CHANNEL_CH1N
#define LFRFID_LL_EMULATE_TIM TIM2
#define LFRFID_LL_EMULATE_CHANNEL LL_TIM_CHANNEL_CH3
void furi_hal_rfid_init() {
furi_assert(furi_hal_rfid == NULL);
furi_hal_rfid = malloc(sizeof(FuriHalRfid));
@ -72,7 +79,7 @@ void furi_hal_rfid_pins_reset() {
void furi_hal_rfid_pins_emulate() {
// ibutton low
furi_hal_ibutton_start();
furi_hal_ibutton_start_drive();
furi_hal_ibutton_pin_low();
// pull pin to timer out
@ -89,7 +96,7 @@ void furi_hal_rfid_pins_emulate() {
void furi_hal_rfid_pins_read() {
// ibutton low
furi_hal_ibutton_start();
furi_hal_ibutton_start_drive();
furi_hal_ibutton_pin_low();
// dont pull rfid antenna

2
firmware/targets/furi_hal_include/furi_hal_delay.h
View File

@ -11,6 +11,8 @@
extern "C" {
#endif
extern uint32_t instructions_per_us;
/** Init DWT
*/
void furi_hal_delay_init(void);

49
firmware/targets/furi_hal_include/furi_hal_ibutton.h
View File

@ -7,6 +7,7 @@
#include <stdbool.h>
#include <stdint.h>
#include "furi_hal_gpio.h"
#ifdef __cplusplus
extern "C" {
@ -26,14 +27,60 @@ void furi_hal_ibutton_emulate_set_next(uint32_t period);
void furi_hal_ibutton_emulate_stop();
void furi_hal_ibutton_start();
/**
* Sets the pin to normal mode (open collector), and sets it to float
*/
void furi_hal_ibutton_start_drive();
/**
* Sets the pin to normal mode (open collector), and clears pin EXTI interrupt.
* Used in EXTI interrupt context.
*/
void furi_hal_ibutton_start_drive_in_isr();
/**
* Sets the pin to interrupt mode (EXTI interrupt on rise or fall), and sets it to float
*/
void furi_hal_ibutton_start_interrupt();
/**
* Sets the pin to interrupt mode (EXTI interrupt on rise or fall), and clears pin EXTI interrupt.
* Used in EXTI interrupt context.
*/
void furi_hal_ibutton_start_interrupt_in_isr();
/**
* Sets the pin to analog mode, and sets it to float
*/
void furi_hal_ibutton_stop();
/**
* Attach interrupt callback to iButton pin
* @param cb callback
* @param context context
*/
void furi_hal_ibutton_add_interrupt(GpioExtiCallback cb, void* context);
/**
* Remove interrupt callback from iButton pin
*/
void furi_hal_ibutton_remove_interrupt();
/**
* Sets the pin to low
*/
void furi_hal_ibutton_pin_low();
/**
* Sets the pin to high (float in iButton pin modes)
*/
void furi_hal_ibutton_pin_high();
/**
* Get pin level
* @return true if level is high
* @return false if level is low
*/
bool furi_hal_ibutton_pin_get_level();
#ifdef __cplusplus

15
lib/lib.mk
View File

@ -65,16 +65,6 @@ CFLAGS += -I$(LIB_DIR)/app_scene_template
CFLAGS += -I$(LIB_DIR)/fnv1a-hash
C_SOURCES += $(LIB_DIR)/fnv1a-hash/fnv1a-hash.c
# onewire library
ONEWIRE_DIR = $(LIB_DIR)/onewire
CFLAGS += -I$(ONEWIRE_DIR)
CPP_SOURCES += $(wildcard $(ONEWIRE_DIR)/*.cpp)
# cyfral library
CYFRAL_DIR = $(LIB_DIR)/cyfral
CFLAGS += -I$(CYFRAL_DIR)
CPP_SOURCES += $(wildcard $(CYFRAL_DIR)/*.cpp)
# common apps api
CFLAGS += -I$(LIB_DIR)/common-api
@ -128,3 +118,8 @@ C_SOURCES += $(wildcard $(LIB_DIR)/flipper_format/*.c)
# Micro-ECC
CFLAGS += -I$(LIB_DIR)/micro-ecc
C_SOURCES += $(wildcard $(LIB_DIR)/micro-ecc/*.c)
# iButton and OneWire
C_SOURCES += $(wildcard $(LIB_DIR)/one_wire/*.c)
C_SOURCES += $(wildcard $(LIB_DIR)/one_wire/*/*.c)
C_SOURCES += $(wildcard $(LIB_DIR)/one_wire/*/*/*.c)

126
lib/one_wire/ibutton/encoder/encoder_cyfral.c Normal file
View File

@ -0,0 +1,126 @@
#include "encoder_cyfral.h"
#include <furi_hal.h>
#define CYFRAL_DATA_SIZE sizeof(uint16_t)
#define CYFRAL_PERIOD (125 * instructions_per_us)
#define CYFRAL_0_LOW (CYFRAL_PERIOD * 0.66f)
#define CYFRAL_0_HI (CYFRAL_PERIOD * 0.33f)
#define CYFRAL_1_LOW (CYFRAL_PERIOD * 0.33f)
#define CYFRAL_1_HI (CYFRAL_PERIOD * 0.66f)
#define CYFRAL_SET_DATA(level, len) \
*polarity = level; \
*length = len;
struct EncoderCyfral {
uint32_t data;
uint32_t index;
};
EncoderCyfral* encoder_cyfral_alloc() {
EncoderCyfral* cyfral = malloc(sizeof(EncoderCyfral));
encoder_cyfral_reset(cyfral);
return cyfral;
}
void encoder_cyfral_free(EncoderCyfral* cyfral) {
free(cyfral);
}
void encoder_cyfral_reset(EncoderCyfral* cyfral) {
cyfral->data = 0;
cyfral->index = 0;
}
uint32_t cyfral_encoder_encode(const uint16_t data) {
uint32_t value = 0;
for(int8_t i = 0; i <= 7; i++) {
switch((data >> (i * 2)) & 0b00000011) {
case 0b11:
value = value << 4;
value += 0b00000111;
break;
case 0b10:
value = value << 4;
value += 0b00001011;
break;
case 0b01:
value = value << 4;
value += 0b00001101;
break;
case 0b00:
value = value << 4;
value += 0b00001110;
break;
default:
break;
}
}
return value;
}
void encoder_cyfral_set_data(EncoderCyfral* cyfral, const uint8_t* data, size_t data_size) {
furi_assert(cyfral);
furi_check(data_size >= CYFRAL_DATA_SIZE);
uint16_t intermediate;
memcpy(&intermediate, data, CYFRAL_DATA_SIZE);
cyfral->data = cyfral_encoder_encode(intermediate);
}
void encoder_cyfral_get_pulse(EncoderCyfral* cyfral, bool* polarity, uint32_t* length) {
if(cyfral->index < 8) {
// start word (0b0001)
switch(cyfral->index) {
case 0:
CYFRAL_SET_DATA(false, CYFRAL_0_LOW);
break;
case 1:
CYFRAL_SET_DATA(true, CYFRAL_0_HI);
break;
case 2:
CYFRAL_SET_DATA(false, CYFRAL_0_LOW);
break;
case 3:
CYFRAL_SET_DATA(true, CYFRAL_0_HI);
break;
case 4:
CYFRAL_SET_DATA(false, CYFRAL_0_LOW);
break;
case 5:
CYFRAL_SET_DATA(true, CYFRAL_0_HI);
break;
case 6:
CYFRAL_SET_DATA(false, CYFRAL_1_LOW);
break;
case 7:
CYFRAL_SET_DATA(true, CYFRAL_1_HI);
break;
}
} else {
// data
uint8_t data_start_index = cyfral->index - 8;
bool clock_polarity = (data_start_index) % 2;
uint8_t bit_index = (data_start_index) / 2;
bool bit_value = ((cyfral->data >> bit_index) & 1);
if(!clock_polarity) {
if(bit_value) {
CYFRAL_SET_DATA(false, CYFRAL_1_LOW);
} else {
CYFRAL_SET_DATA(false, CYFRAL_0_LOW);
}
} else {
if(bit_value) {
CYFRAL_SET_DATA(true, CYFRAL_1_HI);
} else {
CYFRAL_SET_DATA(true, CYFRAL_0_HI);
}
}
}
cyfral->index++;
if(cyfral->index >= (9 * 4 * 2)) {
cyfral->index = 0;
}
}

54
lib/one_wire/ibutton/encoder/encoder_cyfral.h Normal file
View File

@ -0,0 +1,54 @@
/**
* @file encoder_cyfral.h
*
* Cyfral pulse format encoder
*/
#pragma once
#include <stdlib.h>
#include <stdint.h>
#include <stdbool.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct EncoderCyfral EncoderCyfral;
/**
* Allocate Cyfral encoder
* @return EncoderCyfral*
*/
EncoderCyfral* encoder_cyfral_alloc();
/**
* Deallocate Cyfral encoder
* @param cyfral
*/
void encoder_cyfral_free(EncoderCyfral* cyfral);
/**
* Reset Cyfral encoder
* @param cyfral
*/
void encoder_cyfral_reset(EncoderCyfral* cyfral);
/**
* Set data to be encoded to Cyfral pulse format, 2 bytes
* @param cyfral
* @param data
* @param data_size
*/
void encoder_cyfral_set_data(EncoderCyfral* cyfral, const uint8_t* data, size_t data_size);
/**
* Pop pulse from Cyfral encoder
* @param cyfral
* @param polarity
* @param length
*/
void encoder_cyfral_get_pulse(EncoderCyfral* cyfral, bool* polarity, uint32_t* length);
#ifdef __cplusplus
}
#endif

93
lib/one_wire/ibutton/encoder/encoder_metakom.c Normal file
View File

@ -0,0 +1,93 @@
#include "encoder_metakom.h"
#include <furi_hal.h>
#define METAKOM_DATA_SIZE sizeof(uint32_t)
#define METAKOM_PERIOD (125 * instructions_per_us)
#define METAKOM_0_LOW (METAKOM_PERIOD * 0.33f)
#define METAKOM_0_HI (METAKOM_PERIOD * 0.66f)
#define METAKOM_1_LOW (METAKOM_PERIOD * 0.66f)
#define METAKOM_1_HI (METAKOM_PERIOD * 0.33f)
#define METAKOM_SET_DATA(level, len) \
*polarity = !level; \
*length = len;
struct EncoderMetakom {
uint32_t data;
uint32_t index;
};
EncoderMetakom* encoder_metakom_alloc() {
EncoderMetakom* metakom = malloc(sizeof(EncoderMetakom));
encoder_metakom_reset(metakom);
return metakom;
}
void encoder_metakom_free(EncoderMetakom* metakom) {
free(metakom);
}
void encoder_metakom_reset(EncoderMetakom* metakom) {
metakom->data = 0;
metakom->index = 0;
}
void encoder_metakom_set_data(EncoderMetakom* metakom, const uint8_t* data, size_t data_size) {
furi_assert(metakom);
furi_check(data_size >= METAKOM_DATA_SIZE);
memcpy(&metakom->data, data, METAKOM_DATA_SIZE);
}
void encoder_metakom_get_pulse(EncoderMetakom* metakom, bool* polarity, uint32_t* length) {
if(metakom->index == 0) {
// sync bit
METAKOM_SET_DATA(true, METAKOM_PERIOD);
} else if(metakom->index >= 1 && metakom->index <= 6) {
// start word (0b010)
switch(metakom->index) {
case 1:
METAKOM_SET_DATA(false, METAKOM_0_LOW);
break;
case 2:
METAKOM_SET_DATA(true, METAKOM_0_HI);
break;
case 3:
METAKOM_SET_DATA(false, METAKOM_1_LOW);
break;
case 4:
METAKOM_SET_DATA(true, METAKOM_1_HI);
break;
case 5:
METAKOM_SET_DATA(false, METAKOM_0_LOW);
break;
case 6:
METAKOM_SET_DATA(true, METAKOM_0_HI);
break;
}
} else {
// data
uint8_t data_start_index = metakom->index - 7;
bool clock_polarity = (data_start_index) % 2;
uint8_t bit_index = (data_start_index) / 2;
bool bit_value = (metakom->data >> (32 - 1 - bit_index)) & 1;
if(!clock_polarity) {
if(bit_value) {
METAKOM_SET_DATA(false, METAKOM_1_LOW);
} else {
METAKOM_SET_DATA(false, METAKOM_0_LOW);
}
} else {
if(bit_value) {
METAKOM_SET_DATA(true, METAKOM_1_HI);
} else {
METAKOM_SET_DATA(true, METAKOM_0_HI);
}
}
}
metakom->index++;
if(metakom->index >= (1 + 3 * 2 + 32 * 2)) {
metakom->index = 0;
}
}

54
lib/one_wire/ibutton/encoder/encoder_metakom.h Normal file
View File

@ -0,0 +1,54 @@
/**
* @file encoder_metakom.h
*
* Metakom pulse format encoder
*/
#pragma once
#include <stdlib.h>
#include <stdint.h>
#include <stdbool.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct EncoderMetakom EncoderMetakom;
/**
* Allocate Metakom encoder
* @return EncoderMetakom*
*/
EncoderMetakom* encoder_metakom_alloc();
/**
* Deallocate Metakom encoder
* @param metakom
*/
void encoder_metakom_free(EncoderMetakom* metakom);
/**
* Reset Metakom encoder
* @param metakom
*/
void encoder_metakom_reset(EncoderMetakom* metakom);
/**
* Set data to be encoded to Metakom pulse format, 4 bytes
* @param metakom
* @param data
* @param data_size
*/
void encoder_metakom_set_data(EncoderMetakom* metakom, const uint8_t* data, size_t data_size);
/**
* Pop pulse from Metakom encoder
* @param cyfral
* @param polarity
* @param length
*/
void encoder_metakom_get_pulse(EncoderMetakom* metakom, bool* polarity, uint32_t* length);
#ifdef __cplusplus
}
#endif

121
lib/one_wire/ibutton/ibutton_key.c Normal file
View File

@ -0,0 +1,121 @@
#include <furi.h>
#include <one_wire/maxim_crc.h>
#include "ibutton_key.h"
struct iButtonKey {
uint8_t data[IBUTTON_KEY_DATA_SIZE];
char name[IBUTTON_KEY_NAME_SIZE];
iButtonKeyType type;
};
iButtonKey* ibutton_key_alloc() {
iButtonKey* key = malloc(sizeof(iButtonKey));
memset(key, 0, sizeof(iButtonKey));
return key;
}
void ibutton_key_free(iButtonKey* key) {
free(key);
}
void ibutton_key_set(iButtonKey* to, const iButtonKey* from) {
memcpy(to, from, sizeof(iButtonKey));
}
void ibutton_key_set_data(iButtonKey* key, uint8_t* data, uint8_t data_count) {
furi_check(data_count > 0);
furi_check(data_count <= IBUTTON_KEY_DATA_SIZE);
memset(key->data, 0, IBUTTON_KEY_DATA_SIZE);
memcpy(key->data, data, data_count);
}
void ibutton_key_clear_data(iButtonKey* key) {
memset(key->data, 0, IBUTTON_KEY_DATA_SIZE);
}
const uint8_t* ibutton_key_get_data_p(iButtonKey* key) {
return key->data;
}
uint8_t ibutton_key_get_data_size(iButtonKey* key) {
return ibutton_key_get_size_by_type(key->type);
}
void ibutton_key_set_name(iButtonKey* key, const char* name) {
strlcpy(key->name, name, IBUTTON_KEY_NAME_SIZE);
}
const char* ibutton_key_get_name_p(iButtonKey* key) {
return key->name;
}
void ibutton_key_set_type(iButtonKey* key, iButtonKeyType key_type) {
key->type = key_type;
}
iButtonKeyType ibutton_key_get_type(iButtonKey* key) {
return key->type;
}
const char* ibutton_key_get_string_by_type(iButtonKeyType key_type) {
switch(key_type) {
case iButtonKeyCyfral:
return "Cyfral";
break;
case iButtonKeyMetakom:
return "Metakom";
break;
case iButtonKeyDS1990:
return "Dallas";
break;
default:
furi_crash("Invalid iButton type");
return "";
break;
}
}
bool ibutton_key_get_type_by_string(const char* type_string, iButtonKeyType* key_type) {
if(strcmp(type_string, ibutton_key_get_string_by_type(iButtonKeyCyfral)) == 0) {
*key_type = iButtonKeyCyfral;
} else if(strcmp(type_string, ibutton_key_get_string_by_type(iButtonKeyMetakom)) == 0) {
*key_type = iButtonKeyMetakom;
} else if(strcmp(type_string, ibutton_key_get_string_by_type(iButtonKeyDS1990)) == 0) {
*key_type = iButtonKeyDS1990;
} else {
return false;
}
return true;
}
uint8_t ibutton_key_get_size_by_type(iButtonKeyType key_type) {
uint8_t size = 0;
switch(key_type) {
case iButtonKeyCyfral:
size = 2;
break;
case iButtonKeyMetakom:
size = 4;
break;
case iButtonKeyDS1990:
size = 8;
break;
}
return size;
}
uint8_t ibutton_key_get_max_size() {
return IBUTTON_KEY_DATA_SIZE;
}
bool ibutton_key_dallas_crc_is_valid(iButtonKey* key) {
return (maxim_crc8(key->data, 8, MAXIM_CRC8_INIT) == 0);
}
bool ibutton_key_dallas_is_1990_key(iButtonKey* key) {
return (key->data[0] == 0x01);
}

145
lib/one_wire/ibutton/ibutton_key.h Normal file
View File

@ -0,0 +1,145 @@
/**
* @file ibutton_key.h
*
* iButton key data holder
*/
#pragma once
#ifdef __cplusplus
extern "C" {
#endif
#define IBUTTON_KEY_DATA_SIZE 8
#define IBUTTON_KEY_NAME_SIZE 22
typedef enum {
iButtonKeyDS1990,
iButtonKeyCyfral,
iButtonKeyMetakom,
} iButtonKeyType;
typedef struct iButtonKey iButtonKey;
/**
* Allocate key
* @return iButtonKey*
*/
iButtonKey* ibutton_key_alloc();
/**
* Free key
* @param key
*/
void ibutton_key_free(iButtonKey* key);
/**
* Copy key
* @param to
* @param from
*/
void ibutton_key_set(iButtonKey* to, const iButtonKey* from);
/**
* Set key data
* @param key
* @param data
* @param data_count
*/
void ibutton_key_set_data(iButtonKey* key, uint8_t* data, uint8_t data_count);
/**
* Clear key data
* @param key
*/
void ibutton_key_clear_data(iButtonKey* key);
/**
* Get pointer to key data
* @param key
* @return const uint8_t*
*/
const uint8_t* ibutton_key_get_data_p(iButtonKey* key);
/**
* Get key data size
* @param key
* @return uint8_t
*/
uint8_t ibutton_key_get_data_size(iButtonKey* key);
/**
* Set key name
* @param key
* @param name
*/
void ibutton_key_set_name(iButtonKey* key, const char* name);
/**
* Get pointer to key name
* @param key
* @return const char*
*/
const char* ibutton_key_get_name_p(iButtonKey* key);
/**
* Set key type
* @param key
* @param key_type
*/
void ibutton_key_set_type(iButtonKey* key, iButtonKeyType key_type);
/**
* Get key type
* @param key
* @return iButtonKeyType
*/
iButtonKeyType ibutton_key_get_type(iButtonKey* key);
/**
* Get type string from key type
* @param key_type
* @return const char*
*/
const char* ibutton_key_get_string_by_type(iButtonKeyType key_type);
/**
* Get key type from string
* @param type_string
* @param key_type
* @return bool
*/
bool ibutton_key_get_type_by_string(const char* type_string, iButtonKeyType* key_type);
/**
* Get key data size from type
* @param key_type
* @return uint8_t
*/
uint8_t ibutton_key_get_size_by_type(iButtonKeyType key_type);
/**
* Get max key size
* @return uint8_t
*/
uint8_t ibutton_key_get_max_size();
/**
* Check if CRC for onewire key is valid
* @param key
* @return true
* @return false
*/
bool ibutton_key_dallas_crc_is_valid(iButtonKey* key);
/**
* Check if onewire key is a DS1990 key
* @param key
* @return true
* @return false
*/
bool ibutton_key_dallas_is_1990_key(iButtonKey* key);
#ifdef __cplusplus
}
#endif

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/**
* @file ibutton_key_command.h
*
* List of misc commands for Dallas and blanks
*/
#pragma once
#define RW1990_1_CMD_WRITE_RECORD_FLAG 0xD1
#define RW1990_1_CMD_READ_RECORD_FLAG 0xB5
#define RW1990_1_CMD_WRITE_ROM 0xD5
#define RW1990_2_CMD_WRITE_RECORD_FLAG 0x1D
#define RW1990_2_CMD_READ_RECORD_FLAG 0x1E
#define RW1990_2_CMD_WRITE_ROM 0xD5
#define TM2004_CMD_READ_STATUS 0xAA
#define TM2004_CMD_READ_MEMORY 0xF0
#define TM2004_CMD_WRITE_ROM 0x3C
#define TM2004_CMD_FINALIZATION 0x35
#define TM2004_ANSWER_READ_MEMORY 0xF5
#define TM01_CMD_WRITE_RECORD_FLAG 0xC1
#define TM01_CMD_WRITE_ROM 0xC5
#define TM01_CMD_SWITCH_TO_CYFRAL 0xCA
#define TM01_CMD_SWITCH_TO_METAKOM 0xCB
#define DS1990_CMD_READ_ROM 0x33

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#include <furi.h>
#include <furi_hal.h>
#include <atomic.h>
#include "ibutton_worker_i.h"
typedef enum {
iButtonMessageEnd,
iButtonMessageStop,
iButtonMessageRead,
iButtonMessageWrite,
iButtonMessageEmulate,
} iButtonMessageType;
typedef struct {
iButtonMessageType type;
union {
iButtonKey* key;
} data;
} iButtonMessage;
static int32_t ibutton_worker_thread(void* thread_context);
iButtonWorker* ibutton_worker_alloc() {
iButtonWorker* worker = malloc(sizeof(iButtonWorker));
worker->key_p = NULL;
worker->key_data = malloc(ibutton_key_get_max_size());
worker->host = onewire_host_alloc();
worker->slave = onewire_slave_alloc();
worker->writer = ibutton_writer_alloc(worker->host);
worker->device = onewire_device_alloc(0, 0, 0, 0, 0, 0, 0, 0);
worker->pulse_decoder = pulse_decoder_alloc();
worker->protocol_cyfral = protocol_cyfral_alloc();
worker->protocol_metakom = protocol_metakom_alloc();
worker->messages = osMessageQueueNew(1, sizeof(iButtonMessage), NULL);
worker->mode_index = iButtonWorkerIdle;
worker->last_dwt_value = 0;
worker->read_cb = NULL;
worker->write_cb = NULL;
worker->emulate_cb = NULL;
worker->cb_ctx = NULL;
worker->encoder_cyfral = encoder_cyfral_alloc();
worker->encoder_metakom = encoder_metakom_alloc();
worker->thread = furi_thread_alloc();
furi_thread_set_name(worker->thread, "ibutton_worker");
furi_thread_set_callback(worker->thread, ibutton_worker_thread);
furi_thread_set_context(worker->thread, worker);
furi_thread_set_stack_size(worker->thread, 2048);
pulse_decoder_add_protocol(
worker->pulse_decoder,
protocol_cyfral_get_protocol(worker->protocol_cyfral),
PulseProtocolCyfral);
pulse_decoder_add_protocol(
worker->pulse_decoder,
protocol_metakom_get_protocol(worker->protocol_metakom),
PulseProtocolMetakom);
return worker;
}
void ibutton_worker_read_set_callback(
iButtonWorker* worker,
iButtonWorkerReadCallback callback,
void* context) {
furi_check(worker->mode_index == iButtonWorkerIdle);
worker->read_cb = callback;
worker->cb_ctx = context;
}
void ibutton_worker_write_set_callback(
iButtonWorker* worker,
iButtonWorkerWriteCallback callback,
void* context) {
furi_check(worker->mode_index == iButtonWorkerIdle);
worker->write_cb = callback;
worker->cb_ctx = context;
}
void ibutton_worker_emulate_set_callback(
iButtonWorker* worker,
iButtonWorkerEmulateCallback callback,
void* context) {
furi_check(worker->mode_index == iButtonWorkerIdle);
worker->emulate_cb = callback;
worker->cb_ctx = context;
}
void ibutton_worker_read_start(iButtonWorker* worker, iButtonKey* key) {
iButtonMessage message = {.type = iButtonMessageRead, .data.key = key};
furi_check(osMessageQueuePut(worker->messages, &message, 0, osWaitForever) == osOK);
}
void ibutton_worker_write_start(iButtonWorker* worker, iButtonKey* key) {
iButtonMessage message = {.type = iButtonMessageWrite, .data.key = key};
furi_check(osMessageQueuePut(worker->messages, &message, 0, osWaitForever) == osOK);
}
void ibutton_worker_emulate_start(iButtonWorker* worker, iButtonKey* key) {
iButtonMessage message = {.type = iButtonMessageEmulate, .data.key = key};
furi_check(osMessageQueuePut(worker->messages, &message, 0, osWaitForever) == osOK);
}
void ibutton_worker_stop(iButtonWorker* worker) {
iButtonMessage message = {.type = iButtonMessageStop};
furi_check(osMessageQueuePut(worker->messages, &message, 0, osWaitForever) == osOK);
}
void ibutton_worker_free(iButtonWorker* worker) {
pulse_decoder_free(worker->pulse_decoder);
protocol_metakom_free(worker->protocol_metakom);
protocol_cyfral_free(worker->protocol_cyfral);
ibutton_writer_free(worker->writer);
onewire_slave_free(worker->slave);
onewire_host_free(worker->host);
onewire_device_free(worker->device);
encoder_cyfral_free(worker->encoder_cyfral);
encoder_metakom_free(worker->encoder_metakom);
osMessageQueueDelete(worker->messages);
furi_thread_free(worker->thread);
free(worker->key_data);
free(worker);
}
void ibutton_worker_start_thread(iButtonWorker* worker) {
furi_thread_start(worker->thread);
}
void ibutton_worker_stop_thread(iButtonWorker* worker) {
iButtonMessage message = {.type = iButtonMessageEnd};
furi_check(osMessageQueuePut(worker->messages, &message, 0, osWaitForever) == osOK);
furi_thread_join(worker->thread);
}
void ibutton_worker_switch_mode(iButtonWorker* worker, iButtonWorkerMode mode) {
ibutton_worker_modes[worker->mode_index].stop(worker);
worker->mode_index = mode;
ibutton_worker_modes[worker->mode_index].start(worker);
}
void ibutton_worker_set_key_p(iButtonWorker* worker, iButtonKey* key) {
worker->key_p = key;
}
static int32_t ibutton_worker_thread(void* thread_context) {
iButtonWorker* worker = thread_context;
bool running = true;
iButtonMessage message;
osStatus_t status;
ibutton_worker_modes[worker->mode_index].start(worker);
while(running) {
status = osMessageQueueGet(
worker->messages, &message, NULL, ibutton_worker_modes[worker->mode_index].quant);
if(status == osOK) {
switch(message.type) {
case iButtonMessageEnd:
ibutton_worker_switch_mode(worker, iButtonWorkerIdle);
ibutton_worker_set_key_p(worker, NULL);
running = false;
break;
case iButtonMessageStop:
ibutton_worker_switch_mode(worker, iButtonWorkerIdle);
ibutton_worker_set_key_p(worker, NULL);
break;
case iButtonMessageRead:
ibutton_worker_set_key_p(worker, message.data.key);
ibutton_worker_switch_mode(worker, iButtonWorkerRead);
break;
case iButtonMessageWrite:
ibutton_worker_set_key_p(worker, message.data.key);
ibutton_worker_switch_mode(worker, iButtonWorkerWrite);
break;
case iButtonMessageEmulate:
ibutton_worker_set_key_p(worker, message.data.key);
ibutton_worker_switch_mode(worker, iButtonWorkerEmulate);
break;
}
} else if(status == osErrorTimeout) {
ibutton_worker_modes[worker->mode_index].tick(worker);
} else {
furi_crash("iButton worker error");
}
}
ibutton_worker_modes[worker->mode_index].stop(worker);
return 0;
}

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/**
* @file ibutton_worker.h
*
* iButton worker
*/
#pragma once
#include "ibutton_key.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef enum {
iButtonWorkerWriteOK,
iButtonWorkerWriteSameKey,
iButtonWorkerWriteNoDetect,
iButtonWorkerWriteCannotWrite,
} iButtonWorkerWriteResult;
typedef void (*iButtonWorkerReadCallback)(void* context);
typedef void (*iButtonWorkerWriteCallback)(void* context, iButtonWorkerWriteResult result);
typedef void (*iButtonWorkerEmulateCallback)(void* context, bool emulated);
typedef struct iButtonWorker iButtonWorker;
/**
* Allocate ibutton worker
* @return iButtonWorker*
*/
iButtonWorker* ibutton_worker_alloc();
/**
* Free ibutton worker
* @param worker
*/
void ibutton_worker_free(iButtonWorker* worker);
/**
* Start ibutton worker thread
* @param worker
*/
void ibutton_worker_start_thread(iButtonWorker* worker);
/**
* Stop ibutton worker thread
* @param worker
*/
void ibutton_worker_stop_thread(iButtonWorker* worker);
/**
* Set "read success" callback
* @param worker
* @param callback
* @param context
*/
void ibutton_worker_read_set_callback(
iButtonWorker* worker,
iButtonWorkerReadCallback callback,
void* context);
/**
* Start read mode
* @param worker
* @param key
*/
void ibutton_worker_read_start(iButtonWorker* worker, iButtonKey* key);
/**
* Set "write event" callback
* @param worker
* @param callback
* @param context
*/
void ibutton_worker_write_set_callback(
iButtonWorker* worker,
iButtonWorkerWriteCallback callback,
void* context);
/**
* Start write mode
* @param worker
* @param key
*/
void ibutton_worker_write_start(iButtonWorker* worker, iButtonKey* key);
/**
* Set "emulate success" callback
* @param worker
* @param callback
* @param context
*/
void ibutton_worker_emulate_set_callback(
iButtonWorker* worker,
iButtonWorkerEmulateCallback callback,
void* context);
/**
* Start emulate mode
* @param worker
* @param key
*/
void ibutton_worker_emulate_start(iButtonWorker* worker, iButtonKey* key);
/**
* Stop all modes
* @param worker
*/
void ibutton_worker_stop(iButtonWorker* worker);
#ifdef __cplusplus
}
#endif

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/**
* @file ibutton_worker_i.h
*
* iButton worker, internal definitions
*/
#pragma once
#include "ibutton_worker.h"
#include "ibutton_writer.h"
#include "../one_wire_host.h"
#include "../one_wire_slave.h"
#include "../one_wire_device.h"
#include "../pulse_protocols/pulse_decoder.h"
#include "pulse_protocols/protocol_cyfral.h"
#include "pulse_protocols/protocol_metakom.h"
#include "encoder/encoder_cyfral.h"
#include "encoder/encoder_metakom.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef enum {
PulseProtocolCyfral,
PulseProtocolMetakom,
} PulseProtocols;
typedef struct {
const uint32_t quant;
const void (*start)(iButtonWorker* worker);
const void (*tick)(iButtonWorker* worker);
const void (*stop)(iButtonWorker* worker);
} iButtonWorkerModeType;
typedef enum {
iButtonWorkerIdle = 0,
iButtonWorkerRead = 1,
iButtonWorkerWrite = 2,
iButtonWorkerEmulate = 3,
} iButtonWorkerMode;
typedef enum {
iButtonEmulateModeCyfral,
iButtonEmulateModeMetakom,
} iButtonEmulateMode;
struct iButtonWorker {
iButtonKey* key_p;
uint8_t* key_data;
OneWireHost* host;
OneWireSlave* slave;
OneWireDevice* device;
iButtonWriter* writer;
iButtonWorkerMode mode_index;
osMessageQueueId_t messages;
FuriThread* thread;
PulseDecoder* pulse_decoder;
ProtocolCyfral* protocol_cyfral;
ProtocolMetakom* protocol_metakom;
uint32_t last_dwt_value;
iButtonWorkerReadCallback read_cb;
iButtonWorkerWriteCallback write_cb;
iButtonWorkerEmulateCallback emulate_cb;
void* cb_ctx;
EncoderCyfral* encoder_cyfral;
EncoderMetakom* encoder_metakom;
iButtonEmulateMode emulate_mode;
};
extern const iButtonWorkerModeType ibutton_worker_modes[];
void ibutton_worker_switch_mode(iButtonWorker* worker, iButtonWorkerMode mode);
#ifdef __cplusplus
}
#endif

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#include <furi.h>
#include <furi_hal.h>
#include "ibutton_worker_i.h"
#include "ibutton_key_command.h"
void ibutton_worker_mode_idle_start(iButtonWorker* worker);
void ibutton_worker_mode_idle_tick(iButtonWorker* worker);
void ibutton_worker_mode_idle_stop(iButtonWorker* worker);
void ibutton_worker_mode_emulate_start(iButtonWorker* worker);
void ibutton_worker_mode_emulate_tick(iButtonWorker* worker);
void ibutton_worker_mode_emulate_stop(iButtonWorker* worker);
void ibutton_worker_mode_read_start(iButtonWorker* worker);
void ibutton_worker_mode_read_tick(iButtonWorker* worker);
void ibutton_worker_mode_read_stop(iButtonWorker* worker);
void ibutton_worker_mode_write_start(iButtonWorker* worker);
void ibutton_worker_mode_write_tick(iButtonWorker* worker);
void ibutton_worker_mode_write_stop(iButtonWorker* worker);
const iButtonWorkerModeType ibutton_worker_modes[] = {
{
.quant = osWaitForever,
.start = ibutton_worker_mode_idle_start,
.tick = ibutton_worker_mode_idle_tick,
.stop = ibutton_worker_mode_idle_stop,
},
{
.quant = 100,
.start = ibutton_worker_mode_read_start,
.tick = ibutton_worker_mode_read_tick,
.stop = ibutton_worker_mode_read_stop,
},
{
.quant = 1000,
.start = ibutton_worker_mode_write_start,
.tick = ibutton_worker_mode_write_tick,
.stop = ibutton_worker_mode_write_stop,
},
{
.quant = 1000,
.start = ibutton_worker_mode_emulate_start,
.tick = ibutton_worker_mode_emulate_tick,
.stop = ibutton_worker_mode_emulate_stop,
},
};
/*********************** IDLE ***********************/
void ibutton_worker_mode_idle_start(iButtonWorker* worker) {
}
void ibutton_worker_mode_idle_tick(iButtonWorker* worker) {
}
void ibutton_worker_mode_idle_stop(iButtonWorker* worker) {
}
/*********************** READ ***********************/
void ibutton_worker_comparator_callback(bool level, void* context) {
iButtonWorker* worker = context;
uint32_t current_dwt_value = DWT->CYCCNT;
pulse_decoder_process_pulse(
worker->pulse_decoder, level, current_dwt_value - worker->last_dwt_value);
worker->last_dwt_value = current_dwt_value;
}
bool ibutton_worker_read_comparator(iButtonWorker* worker) {
bool result = false;
pulse_decoder_reset(worker->pulse_decoder);
furi_hal_rfid_pins_reset();
// pulldown pull pin, we sense the signal through the analog part of the RFID schematic
furi_hal_rfid_pin_pull_pulldown();
furi_hal_rfid_comp_set_callback(ibutton_worker_comparator_callback, worker);
worker->last_dwt_value = DWT->CYCCNT;
furi_hal_rfid_comp_start();
// TODO: rework with thread events, "pulse_decoder_get_decoded_index_with_timeout"
delay(100);
int32_t decoded_index = pulse_decoder_get_decoded_index(worker->pulse_decoder);
if(decoded_index >= 0) {
pulse_decoder_get_data(
worker->pulse_decoder, decoded_index, worker->key_data, ibutton_key_get_max_size());
}
switch(decoded_index) {
case PulseProtocolCyfral:
furi_check(worker->key_p != NULL);
ibutton_key_set_type(worker->key_p, iButtonKeyCyfral);
ibutton_key_set_data(worker->key_p, worker->key_data, ibutton_key_get_max_size());
result = true;
break;
case PulseProtocolMetakom:
furi_check(worker->key_p != NULL);
ibutton_key_set_type(worker->key_p, iButtonKeyMetakom);
ibutton_key_set_data(worker->key_p, worker->key_data, ibutton_key_get_max_size());
result = true;
break;
break;
default:
break;
}
furi_hal_rfid_comp_stop();
furi_hal_rfid_comp_set_callback(NULL, NULL);
furi_hal_rfid_pins_reset();
return result;
}
bool ibutton_worker_read_dallas(iButtonWorker* worker) {
bool result = false;
onewire_host_start(worker->host);
delay(100);
FURI_CRITICAL_ENTER();
if(onewire_host_search(worker->host, worker->key_data, NORMAL_SEARCH)) {
onewire_host_reset_search(worker->host);
// key found, verify
if(onewire_host_reset(worker->host)) {
onewire_host_write(worker->host, DS1990_CMD_READ_ROM);
bool key_valid = true;
for(uint8_t i = 0; i < ibutton_key_get_max_size(); i++) {
if(onewire_host_read(worker->host) != worker->key_data[i]) {
key_valid = false;
break;
}
}
if(key_valid) {
result = true;
furi_check(worker->key_p != NULL);
ibutton_key_set_type(worker->key_p, iButtonKeyDS1990);
ibutton_key_set_data(worker->key_p, worker->key_data, ibutton_key_get_max_size());
}
}
} else {
onewire_host_reset_search(worker->host);
}
onewire_host_stop(worker->host);
FURI_CRITICAL_EXIT();
return result;
}
void ibutton_worker_mode_read_start(iButtonWorker* worker) {
furi_hal_power_enable_otg();
}
void ibutton_worker_mode_read_tick(iButtonWorker* worker) {
bool valid = false;
if(ibutton_worker_read_dallas(worker)) {
valid = true;
} else if(ibutton_worker_read_comparator(worker)) {
valid = true;
}
if(valid) {
if(worker->read_cb != NULL) {
worker->read_cb(worker->cb_ctx);
}
ibutton_worker_switch_mode(worker, iButtonWorkerIdle);
}
}
void ibutton_worker_mode_read_stop(iButtonWorker* worker) {
furi_hal_power_disable_otg();
}
/*********************** EMULATE ***********************/
static void onewire_slave_callback(void* context) {
furi_assert(context);
iButtonWorker* worker = context;
if(worker->emulate_cb != NULL) {
worker->emulate_cb(worker->cb_ctx, true);
}
}
void ibutton_worker_emulate_dallas_start(iButtonWorker* worker) {
uint8_t* device_id = onewire_device_get_id_p(worker->device);
const uint8_t* key_id = ibutton_key_get_data_p(worker->key_p);
const uint8_t key_size = ibutton_key_get_max_size();
memcpy(device_id, key_id, key_size);
onewire_slave_attach(worker->slave, worker->device);
onewire_slave_start(worker->slave);
onewire_slave_set_result_callback(worker->slave, onewire_slave_callback, worker);
}
void ibutton_worker_emulate_dallas_stop(iButtonWorker* worker) {
onewire_slave_stop(worker->slave);
onewire_slave_detach(worker->slave);
}
void ibutton_worker_emulate_timer_cb(void* context) {
furi_assert(context);
iButtonWorker* worker = context;
bool polarity;
uint32_t length;
switch(worker->emulate_mode) {
case iButtonEmulateModeCyfral:
encoder_cyfral_get_pulse(worker->encoder_cyfral, &polarity, &length);
break;
case iButtonEmulateModeMetakom:
encoder_metakom_get_pulse(worker->encoder_metakom, &polarity, &length);
break;
}
furi_hal_ibutton_emulate_set_next(length);
if(polarity) {
furi_hal_ibutton_pin_high();
} else {
furi_hal_ibutton_pin_low();
}
}
void ibutton_worker_emulate_timer_start(iButtonWorker* worker) {
furi_assert(worker->key_p);
const uint8_t* key_id = ibutton_key_get_data_p(worker->key_p);
const uint8_t key_size = ibutton_key_get_max_size();
switch(ibutton_key_get_type(worker->key_p)) {
case iButtonKeyDS1990:
return;
break;
case iButtonKeyCyfral:
worker->emulate_mode = iButtonEmulateModeCyfral;
encoder_cyfral_reset(worker->encoder_cyfral);
encoder_cyfral_set_data(worker->encoder_cyfral, key_id, key_size);
break;
case iButtonKeyMetakom:
worker->emulate_mode = iButtonEmulateModeMetakom;
encoder_metakom_reset(worker->encoder_metakom);
encoder_metakom_set_data(worker->encoder_metakom, key_id, key_size);
break;
}
furi_hal_ibutton_start_drive();
furi_hal_ibutton_emulate_start(0, ibutton_worker_emulate_timer_cb, worker);
}
void ibutton_worker_emulate_timer_stop(iButtonWorker* worker) {
furi_hal_ibutton_emulate_stop();
}
void ibutton_worker_mode_emulate_start(iButtonWorker* worker) {
furi_assert(worker->key_p);
furi_hal_rfid_pins_reset();
furi_hal_rfid_pin_pull_pulldown();
switch(ibutton_key_get_type(worker->key_p)) {
case iButtonKeyDS1990:
ibutton_worker_emulate_dallas_start(worker);
break;
case iButtonKeyCyfral:
case iButtonKeyMetakom:
ibutton_worker_emulate_timer_start(worker);
break;
}
}
void ibutton_worker_mode_emulate_tick(iButtonWorker* worker) {
}
void ibutton_worker_mode_emulate_stop(iButtonWorker* worker) {
furi_assert(worker->key_p);
furi_hal_rfid_pins_reset();
switch(ibutton_key_get_type(worker->key_p)) {
case iButtonKeyDS1990:
ibutton_worker_emulate_dallas_stop(worker);
break;
case iButtonKeyCyfral:
case iButtonKeyMetakom:
ibutton_worker_emulate_timer_stop(worker);
break;
}
}
/*********************** WRITE ***********************/
void ibutton_worker_mode_write_start(iButtonWorker* worker) {
furi_hal_power_enable_otg();
onewire_host_start(worker->host);
}
void ibutton_worker_mode_write_tick(iButtonWorker* worker) {
furi_check(worker->key_p != NULL);
iButtonWriterResult writer_result = ibutton_writer_write(worker->writer, worker->key_p);
iButtonWorkerWriteResult result;
switch(writer_result) {
case iButtonWriterOK:
result = iButtonWorkerWriteOK;
break;
case iButtonWriterSameKey:
result = iButtonWorkerWriteSameKey;
break;
case iButtonWriterNoDetect:
result = iButtonWorkerWriteNoDetect;
break;
case iButtonWriterCannotWrite:
result = iButtonWorkerWriteCannotWrite;
break;
default:
result = iButtonWorkerWriteNoDetect;
break;
}
if(worker->write_cb != NULL) {
worker->write_cb(worker->cb_ctx, result);
}
}
void ibutton_worker_mode_write_stop(iButtonWorker* worker) {
furi_hal_power_disable_otg();
onewire_host_stop(worker->host);
}

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#include <furi.h>
#include <furi_hal.h>
#include "ibutton_writer.h"
#include "ibutton_key_command.h"
/*********************** PRIVATE ***********************/
struct iButtonWriter {
OneWireHost* host;
};
static void writer_write_one_bit(iButtonWriter* writer, bool value, uint32_t delay) {
onewire_host_write_bit(writer->host, value);
delay_us(delay);
}
static void writer_write_byte_ds1990(iButtonWriter* writer, uint8_t data) {
for(uint8_t n_bit = 0; n_bit < 8; n_bit++) {
onewire_host_write_bit(writer->host, data & 1);
delay_us(5000);
data = data >> 1;
}
}
static bool writer_compare_key_ds1990(iButtonWriter* writer, iButtonKey* key) {
bool result = false;
if(ibutton_key_get_type(key) == iButtonKeyDS1990) {
FURI_CRITICAL_ENTER();
bool presence = onewire_host_reset(writer->host);
if(presence) {
onewire_host_write(writer->host, DS1990_CMD_READ_ROM);
result = true;
for(uint8_t i = 0; i < ibutton_key_get_data_size(key); i++) {
if(ibutton_key_get_data_p(key)[i] != onewire_host_read(writer->host)) {
result = false;
break;
}
}
}
FURI_CRITICAL_EXIT();
}
return result;
}
static bool writer_write_TM2004(iButtonWriter* writer, iButtonKey* key) {
uint8_t answer;
bool result = true;
if(ibutton_key_get_type(key) == iButtonKeyDS1990) {
FURI_CRITICAL_ENTER();
// write rom, addr is 0x0000
onewire_host_reset(writer->host);
onewire_host_write(writer->host, TM2004_CMD_WRITE_ROM);
onewire_host_write(writer->host, 0x00);
onewire_host_write(writer->host, 0x00);
// write key
for(uint8_t i = 0; i < ibutton_key_get_data_size(key); i++) {
// write key byte
onewire_host_write(writer->host, ibutton_key_get_data_p(key)[i]);
answer = onewire_host_read(writer->host);
// TODO: check answer CRC
// pulse indicating that data is correct
delay_us(600);
writer_write_one_bit(writer, 1, 50000);
// read writed key byte
answer = onewire_host_read(writer->host);
// check that writed and readed are same
if(ibutton_key_get_data_p(key)[i] != answer) {
result = false;
break;
}
}
if(!writer_compare_key_ds1990(writer, key)) {
result = false;
}
onewire_host_reset(writer->host);
FURI_CRITICAL_EXIT();
} else {
result = false;
}
return result;
}
static bool writer_write_1990_1(iButtonWriter* writer, iButtonKey* key) {
bool result = false;
if(ibutton_key_get_type(key) == iButtonKeyDS1990) {
FURI_CRITICAL_ENTER();
// unlock
onewire_host_reset(writer->host);
onewire_host_write(writer->host, RW1990_1_CMD_WRITE_RECORD_FLAG);
delay_us(10);
writer_write_one_bit(writer, 0, 5000);
// write key
onewire_host_reset(writer->host);
onewire_host_write(writer->host, RW1990_1_CMD_WRITE_ROM);
for(uint8_t i = 0; i < ibutton_key_get_data_size(key); i++) {
// inverted key for RW1990.1
writer_write_byte_ds1990(writer, ~ibutton_key_get_data_p(key)[i]);
delay_us(30000);
}
// lock
onewire_host_write(writer->host, RW1990_1_CMD_WRITE_RECORD_FLAG);
writer_write_one_bit(writer, 1, 10000);
FURI_CRITICAL_EXIT();
if(writer_compare_key_ds1990(writer, key)) {
result = true;
}
}
return result;
}
static bool writer_write_1990_2(iButtonWriter* writer, iButtonKey* key) {
bool result = false;
if(ibutton_key_get_type(key) == iButtonKeyDS1990) {
FURI_CRITICAL_ENTER();
// unlock
onewire_host_reset(writer->host);
onewire_host_write(writer->host, RW1990_2_CMD_WRITE_RECORD_FLAG);
delay_us(10);
writer_write_one_bit(writer, 1, 5000);
// write key
onewire_host_reset(writer->host);
onewire_host_write(writer->host, RW1990_2_CMD_WRITE_ROM);
for(uint8_t i = 0; i < ibutton_key_get_data_size(key); i++) {
writer_write_byte_ds1990(writer, ibutton_key_get_data_p(key)[i]);
delay_us(30000);
}
// lock
onewire_host_write(writer->host, RW1990_2_CMD_WRITE_RECORD_FLAG);
writer_write_one_bit(writer, 0, 10000);
FURI_CRITICAL_EXIT();
if(writer_compare_key_ds1990(writer, key)) {
result = true;
}
}
return result;
}
/*
// TODO: adapt and test
static bool writer_write_TM01(
iButtonWriter* writer,
iButtonKey type,
const uint8_t* key,
uint8_t key_length) {
bool result = true;
{
// TODO test and encoding
FURI_CRITICAL_ENTER();
// unlock
onewire_host_reset(writer->host);
onewire_host_write(writer->host, TM01::CMD_WRITE_RECORD_FLAG);
onewire_write_one_bit(1, 10000);
// write key
onewire_host_reset(writer->host);
onewire_host_write(writer->host, TM01::CMD_WRITE_ROM);
// TODO: key types
//if(type == KEY_METAKOM || type == KEY_CYFRAL) {
//} else {
for(uint8_t i = 0; i < key->get_type_data_size(); i++) {
write_byte_ds1990(key->get_data()[i]);
delay_us(10000);
}
//}
// lock
onewire_host_write(writer->host, TM01::CMD_WRITE_RECORD_FLAG);
onewire_write_one_bit(0, 10000);
FURI_CRITICAL_EXIT();
}
if(!compare_key_ds1990(key)) {
result = false;
}
{
FURI_CRITICAL_ENTER();
if(key->get_key_type() == iButtonKeyType::KeyMetakom ||
key->get_key_type() == iButtonKeyType::KeyCyfral) {
onewire_host_reset(writer->host);
if(key->get_key_type() == iButtonKeyType::KeyCyfral)
onewire_host_write(writer->host, TM01::CMD_SWITCH_TO_CYFRAL);
else
onewire_host_write(writer->host, TM01::CMD_SWITCH_TO_METAKOM);
onewire_write_one_bit(1);
}
FURI_CRITICAL_EXIT();
}
return result;
}
*/
static iButtonWriterResult writer_write_DS1990(iButtonWriter* writer, iButtonKey* key) {
iButtonWriterResult result = iButtonWriterNoDetect;
bool same_key = writer_compare_key_ds1990(writer, key);
if(!same_key) {
// currently we can write:
// RW1990_1, TM08v2, TM08vi-2 by write_1990_1()
// RW1990_2 by write_1990_2()
// RW2004, RW2004, TM2004 with EEPROM by write_TM2004();
bool write_result = true;
do {
if(writer_write_1990_1(writer, key)) break;
if(writer_write_1990_2(writer, key)) break;
if(writer_write_TM2004(writer, key)) break;
write_result = false;
} while(false);
if(write_result) {
result = iButtonWriterOK;
} else {
result = iButtonWriterCannotWrite;
}
} else {
result = iButtonWriterSameKey;
}
return result;
}
/*********************** PUBLIC ***********************/
iButtonWriter* ibutton_writer_alloc(OneWireHost* host) {
iButtonWriter* writer = malloc(sizeof(iButtonWriter));
writer->host = host;
return writer;
}
void ibutton_writer_free(iButtonWriter* writer) {
free(writer);
}
iButtonWriterResult ibutton_writer_write(iButtonWriter* writer, iButtonKey* key) {
iButtonWriterResult result = iButtonWriterNoDetect;
osKernelLock();
bool blank_present = onewire_host_reset(writer->host);
osKernelUnlock();
if(blank_present) {
switch(ibutton_key_get_type(key)) {
case iButtonKeyDS1990:
result = writer_write_DS1990(writer, key);
default:
break;
}
}
return result;
}
void ibutton_writer_start(iButtonWriter* writer) {
furi_hal_power_enable_otg();
onewire_host_start(writer->host);
}
void ibutton_writer_stop(iButtonWriter* writer) {
onewire_host_stop(writer->host);
furi_hal_power_disable_otg();
}

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/**
* @file ibutton_writer.h
*
* iButton blanks writer
*/
#pragma once
#include <furi_hal_gpio.h>
#include "ibutton_key.h"
#include "../one_wire_host.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef enum {
iButtonWriterOK,
iButtonWriterSameKey,
iButtonWriterNoDetect,
iButtonWriterCannotWrite,
} iButtonWriterResult;
typedef struct iButtonWriter iButtonWriter;
/**
* Allocate writer
* @param host
* @return iButtonWriter*
*/
iButtonWriter* ibutton_writer_alloc(OneWireHost* host);
/**
* Deallocate writer
* @param writer
*/
void ibutton_writer_free(iButtonWriter* writer);
/**
* Write key to blank
* @param writer
* @param key
* @return iButtonWriterResult
*/
iButtonWriterResult ibutton_writer_write(iButtonWriter* writer, iButtonKey* key);
/**
* Start writing. Must be called before write attempt
* @param writer
*/
void ibutton_writer_start(iButtonWriter* writer);
/**
* Stop writing
* @param writer
*/
void ibutton_writer_stop(iButtonWriter* writer);
#ifdef __cplusplus
}
#endif

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lib/one_wire/ibutton/pulse_protocols/protocol_cyfral.c Normal file
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#include "protocol_cyfral.h"
#include <stdlib.h>
#include <string.h>
#include <furi/check.h>
#include <furi_hal_delay.h>
#define CYFRAL_DATA_SIZE 2
#define CYFRAL_MAX_PERIOD_US 230
typedef enum {
CYFRAL_BIT_WAIT_FRONT_HIGH,
CYFRAL_BIT_WAIT_FRONT_LOW,
} CyfralBitState;
typedef enum {
CYFRAL_WAIT_START_NIBBLE,
CYFRAL_READ_NIBBLE,
CYFRAL_READ_STOP_NIBBLE,
} CyfralState;
struct ProtocolCyfral {
PulseProtocol* protocol;
CyfralState state;
CyfralBitState bit_state;
// ready flag, key is read and valid
// TODO: atomic access
bool ready;
// key data storage
uint16_t key_data;
// high + low period time
uint32_t period_time;
// temporary nibble storage
uint8_t nibble;
// data valid flag
// MUST be checked only in READ_STOP_NIBBLE state
bool data_valid;
// nibble index, we expect 8 nibbles
uint8_t index;
// bit index in nibble, 4 bit per nibble
uint8_t bit_index;
// max period, 230us x clock per us
uint32_t max_period;
};
static void cyfral_pulse(void* context, bool polarity, uint32_t length);
static void cyfral_reset(void* context);
static void cyfral_get_data(void* context, uint8_t* data, size_t length);
static bool cyfral_decoded(void* context);
ProtocolCyfral* protocol_cyfral_alloc() {
ProtocolCyfral* cyfral = malloc(sizeof(ProtocolCyfral));
cyfral_reset(cyfral);
cyfral->protocol = pulse_protocol_alloc();
pulse_protocol_set_context(cyfral->protocol, cyfral);
pulse_protocol_set_pulse_cb(cyfral->protocol, cyfral_pulse);
pulse_protocol_set_reset_cb(cyfral->protocol, cyfral_reset);
pulse_protocol_set_get_data_cb(cyfral->protocol, cyfral_get_data);
pulse_protocol_set_decoded_cb(cyfral->protocol, cyfral_decoded);
return cyfral;
}
void protocol_cyfral_free(ProtocolCyfral* cyfral) {
furi_assert(cyfral);
pulse_protocol_free(cyfral->protocol);
free(cyfral);
}
PulseProtocol* protocol_cyfral_get_protocol(ProtocolCyfral* cyfral) {
furi_assert(cyfral);
return cyfral->protocol;
}
static void cyfral_get_data(void* context, uint8_t* data, size_t length) {
furi_assert(context);
furi_check(length >= CYFRAL_DATA_SIZE);
ProtocolCyfral* cyfral = context;
memcpy(data, &cyfral->key_data, CYFRAL_DATA_SIZE);
}
static bool cyfral_decoded(void* context) {
furi_assert(context);
ProtocolCyfral* cyfral = context;
bool decoded = cyfral->ready;
return decoded;
}
static void cyfral_reset(void* context) {
furi_assert(context);
ProtocolCyfral* cyfral = context;
cyfral->state = CYFRAL_WAIT_START_NIBBLE;
cyfral->bit_state = CYFRAL_BIT_WAIT_FRONT_LOW;
cyfral->period_time = 0;
cyfral->bit_index = 0;
cyfral->ready = false;
cyfral->index = 0;
cyfral->key_data = 0;
cyfral->nibble = 0;
cyfral->data_valid = true;
cyfral->max_period = CYFRAL_MAX_PERIOD_US * instructions_per_us;
}
static bool cyfral_process_bit(
ProtocolCyfral* cyfral,
bool polarity,
uint32_t length,
bool* bit_ready,
bool* bit_value) {
bool result = true;
*bit_ready = false;
// bit start from low
switch(cyfral->bit_state) {
case CYFRAL_BIT_WAIT_FRONT_LOW:
if(polarity == true) {
cyfral->period_time += length;
*bit_ready = true;
if(cyfral->period_time <= cyfral->max_period) {
if((cyfral->period_time / 2) > length) {
*bit_value = false;
} else {
*bit_value = true;
}
} else {
result = false;
}
cyfral->bit_state = CYFRAL_BIT_WAIT_FRONT_HIGH;
} else {
result = false;
}
break;
case CYFRAL_BIT_WAIT_FRONT_HIGH:
if(polarity == false) {
cyfral->period_time = length;
cyfral->bit_state = CYFRAL_BIT_WAIT_FRONT_LOW;
} else {
result = false;
}
break;
}
return result;
}
static void cyfral_pulse(void* context, bool polarity, uint32_t length) {
furi_assert(context);
ProtocolCyfral* cyfral = context;
bool bit_ready;
bool bit_value;
if(cyfral->ready) return;
switch(cyfral->state) {
case CYFRAL_WAIT_START_NIBBLE:
// wait for start word
if(cyfral_process_bit(cyfral, polarity, length, &bit_ready, &bit_value)) {
if(bit_ready) {
cyfral->nibble = ((cyfral->nibble << 1) | bit_value) & 0x0F;
if(cyfral->nibble == 0b0001) {
cyfral->nibble = 0;
cyfral->state = CYFRAL_READ_NIBBLE;
}
}
} else {
cyfral_reset(cyfral);
}
break;
case CYFRAL_READ_NIBBLE:
// read nibbles
if(cyfral_process_bit(cyfral, polarity, length, &bit_ready, &bit_value)) {
if(bit_ready) {
cyfral->nibble = (cyfral->nibble << 1) | bit_value;
cyfral->bit_index++;
//convert every nibble to 2-bit index
if(cyfral->bit_index == 4) {
switch(cyfral->nibble) {
case 0b1110:
cyfral->key_data = (cyfral->key_data << 2) | 0b11;
break;
case 0b1101:
cyfral->key_data = (cyfral->key_data << 2) | 0b10;
break;
case 0b1011:
cyfral->key_data = (cyfral->key_data << 2) | 0b01;
break;
case 0b0111:
cyfral->key_data = (cyfral->key_data << 2) | 0b00;
break;
default:
cyfral->data_valid = false;
break;
}
cyfral->nibble = 0;
cyfral->bit_index = 0;
cyfral->index++;
}
// succefully read 8 nibbles
if(cyfral->index == 8) {
cyfral->state = CYFRAL_READ_STOP_NIBBLE;
}
}
} else {
cyfral_reset(cyfral);
}
break;
case CYFRAL_READ_STOP_NIBBLE:
// read stop nibble
if(cyfral_process_bit(cyfral, polarity, length, &bit_ready, &bit_value)) {
if(bit_ready) {
cyfral->nibble = ((cyfral->nibble << 1) | bit_value) & 0x0F;
cyfral->bit_index++;
switch(cyfral->bit_index) {
case 0:
case 1:
case 2:
case 3:
break;
case 4:
if(cyfral->nibble == 0b0001) {
// validate data
if(cyfral->data_valid) {
cyfral->ready = true;
} else {
cyfral_reset(cyfral);
}
} else {
cyfral_reset(cyfral);
}
break;
default:
cyfral_reset(cyfral);
break;
}
}
} else {
cyfral_reset(cyfral);
}
break;
}
}

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lib/one_wire/ibutton/pulse_protocols/protocol_cyfral.h Normal file
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/**
* @file protocol_cyfral.h
*
* Cyfral pulse format decoder
*/
#pragma once
#include <stdint.h>
#include "../../pulse_protocols/pulse_protocol.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef struct ProtocolCyfral ProtocolCyfral;
/**
* Allocate decoder
* @return ProtocolCyfral*
*/
ProtocolCyfral* protocol_cyfral_alloc();
/**
* Deallocate decoder
* @param cyfral
*/
void protocol_cyfral_free(ProtocolCyfral* cyfral);
/**
* Get protocol interface
* @param cyfral
* @return PulseProtocol*
*/
PulseProtocol* protocol_cyfral_get_protocol(ProtocolCyfral* cyfral);
#ifdef __cplusplus
}
#endif

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lib/one_wire/ibutton/pulse_protocols/protocol_metakom.c Normal file
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#include "protocol_metakom.h"
#include <stdlib.h>
#include <string.h>
#include <furi/check.h>
#include <furi_hal_delay.h>
#define METAKOM_DATA_SIZE 4
#define METAKOM_PERIOD_SAMPLE_COUNT 10
typedef enum {
METAKOM_WAIT_PERIOD_SYNC,
METAKOM_WAIT_START_BIT,
METAKOM_WAIT_START_WORD,
METAKOM_READ_WORD,
METAKOM_READ_STOP_WORD,
} MetakomState;
typedef enum {
METAKOM_BIT_WAIT_FRONT_HIGH,
METAKOM_BIT_WAIT_FRONT_LOW,
} MetakomBitState;
struct ProtocolMetakom {
PulseProtocol* protocol;
// high + low period time
uint32_t period_time;
uint32_t low_time_storage;
uint8_t period_sample_index;
uint32_t period_sample_data[METAKOM_PERIOD_SAMPLE_COUNT];
// ready flag
// TODO: atomic access
bool ready;
uint8_t tmp_data;
uint8_t tmp_counter;
uint32_t key_data;
uint8_t key_data_index;
MetakomBitState bit_state;
MetakomState state;
};
static void metakom_pulse(void* context, bool polarity, uint32_t length);
static void metakom_reset(void* context);
static void metakom_get_data(void* context, uint8_t* data, size_t length);
static bool metakom_decoded(void* context);
ProtocolMetakom* protocol_metakom_alloc() {
ProtocolMetakom* metakom = malloc(sizeof(ProtocolMetakom));
metakom_reset(metakom);
metakom->protocol = pulse_protocol_alloc();
pulse_protocol_set_context(metakom->protocol, metakom);
pulse_protocol_set_pulse_cb(metakom->protocol, metakom_pulse);
pulse_protocol_set_reset_cb(metakom->protocol, metakom_reset);
pulse_protocol_set_get_data_cb(metakom->protocol, metakom_get_data);
pulse_protocol_set_decoded_cb(metakom->protocol, metakom_decoded);
return metakom;
}
void protocol_metakom_free(ProtocolMetakom* metakom) {
furi_assert(metakom);
pulse_protocol_free(metakom->protocol);
free(metakom);
}
PulseProtocol* protocol_metakom_get_protocol(ProtocolMetakom* metakom) {
furi_assert(metakom);
return metakom->protocol;
}
static void metakom_get_data(void* context, uint8_t* data, size_t length) {
furi_assert(context);
furi_check(length >= METAKOM_DATA_SIZE);
ProtocolMetakom* metakom = context;
memcpy(data, &metakom->key_data, METAKOM_DATA_SIZE);
}
static bool metakom_decoded(void* context) {
furi_assert(context);
ProtocolMetakom* metakom = context;
bool decoded = metakom->ready;
return decoded;
}
static void metakom_reset(void* context) {
furi_assert(context);
ProtocolMetakom* metakom = context;
metakom->ready = false;
metakom->period_sample_index = 0;
metakom->period_time = 0;
metakom->tmp_counter = 0;
metakom->tmp_data = 0;
for(uint8_t i = 0; i < METAKOM_PERIOD_SAMPLE_COUNT; i++) {
metakom->period_sample_data[i] = 0;
};
metakom->state = METAKOM_WAIT_PERIOD_SYNC;
metakom->bit_state = METAKOM_BIT_WAIT_FRONT_LOW;
metakom->key_data = 0;
metakom->key_data_index = 0;
metakom->low_time_storage = 0;
}
static bool metakom_parity_check(uint8_t data) {
uint8_t ones_count = 0;
bool result;
for(uint8_t i = 0; i < 8; i++) {
if((data >> i) & 0b00000001) {
ones_count++;
}
}
result = (ones_count % 2 == 0);
return result;
}
static bool metakom_process_bit(
ProtocolMetakom* metakom,
bool polarity,
uint32_t time,
uint32_t* high_time,
uint32_t* low_time) {
bool result = false;
switch(metakom->bit_state) {
case METAKOM_BIT_WAIT_FRONT_LOW:
if(polarity == false) {
*low_time = metakom->low_time_storage;
*high_time = time;
result = true;
metakom->bit_state = METAKOM_BIT_WAIT_FRONT_HIGH;
}
break;
case METAKOM_BIT_WAIT_FRONT_HIGH:
if(polarity == true) {
metakom->low_time_storage = time;
metakom->bit_state = METAKOM_BIT_WAIT_FRONT_LOW;
}
break;
}
return result;
}
static void metakom_pulse(void* context, bool polarity, uint32_t time) {
furi_assert(context);
ProtocolMetakom* metakom = context;
if(metakom->ready) return;
uint32_t high_time = 0;
uint32_t low_time = 0;
switch(metakom->state) {
case METAKOM_WAIT_PERIOD_SYNC:
if(metakom_process_bit(metakom, polarity, time, &high_time, &low_time)) {
metakom->period_sample_data[metakom->period_sample_index] = high_time + low_time;
metakom->period_sample_index++;
if(metakom->period_sample_index == METAKOM_PERIOD_SAMPLE_COUNT) {
for(uint8_t i = 0; i < METAKOM_PERIOD_SAMPLE_COUNT; i++) {
metakom->period_time += metakom->period_sample_data[i];
};
metakom->period_time /= METAKOM_PERIOD_SAMPLE_COUNT;
metakom->state = METAKOM_WAIT_START_BIT;
}
}
break;
case METAKOM_WAIT_START_BIT:
if(metakom_process_bit(metakom, polarity, time, &high_time, &low_time)) {
metakom->tmp_counter++;
if(high_time > metakom->period_time) {
metakom->tmp_counter = 0;
metakom->state = METAKOM_WAIT_START_WORD;
}
if(metakom->tmp_counter > 40) {
metakom_reset(metakom);
}
}
break;
case METAKOM_WAIT_START_WORD:
if(metakom_process_bit(metakom, polarity, time, &high_time, &low_time)) {
if(low_time < (metakom->period_time / 2)) {
metakom->tmp_data = (metakom->tmp_data << 1) | 0b0;
} else {
metakom->tmp_data = (metakom->tmp_data << 1) | 0b1;
}
metakom->tmp_counter++;
if(metakom->tmp_counter == 3) {
if(metakom->tmp_data == 0b010) {
metakom->tmp_counter = 0;
metakom->tmp_data = 0;
metakom->state = METAKOM_READ_WORD;
} else {
metakom_reset(metakom);
}
}
}
break;
case METAKOM_READ_WORD:
if(metakom_process_bit(metakom, polarity, time, &high_time, &low_time)) {
if(low_time < (metakom->period_time / 2)) {
metakom->tmp_data = (metakom->tmp_data << 1) | 0b0;
} else {
metakom->tmp_data = (metakom->tmp_data << 1) | 0b1;
}
metakom->tmp_counter++;
if(metakom->tmp_counter == 8) {
if(metakom_parity_check(metakom->tmp_data)) {
metakom->key_data = (metakom->key_data << 8) | metakom->tmp_data;
metakom->key_data_index++;
metakom->tmp_data = 0;
metakom->tmp_counter = 0;
if(metakom->key_data_index == 4) {
// check for stop bit
if(high_time > metakom->period_time) {
metakom->state = METAKOM_READ_STOP_WORD;
} else {
metakom_reset(metakom);
}
}
} else {
metakom_reset(metakom);
}
}
}
break;
case METAKOM_READ_STOP_WORD:
if(metakom_process_bit(metakom, polarity, time, &high_time, &low_time)) {
if(low_time < (metakom->period_time / 2)) {
metakom->tmp_data = (metakom->tmp_data << 1) | 0b0;
} else {
metakom->tmp_data = (metakom->tmp_data << 1) | 0b1;
}
metakom->tmp_counter++;
if(metakom->tmp_counter == 3) {
if(metakom->tmp_data == 0b010) {
metakom->ready = true;
} else {
metakom_reset(metakom);
}
}
}
break;
}
}

38
lib/one_wire/ibutton/pulse_protocols/protocol_metakom.h Normal file
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/**
* @file protocol_metakom.h
*
* Metakom pulse format decoder
*/
#pragma once
#include <stdint.h>
#include "../../pulse_protocols/pulse_protocol.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef struct ProtocolMetakom ProtocolMetakom;
/**
* Allocate decoder
* @return ProtocolMetakom*
*/
ProtocolMetakom* protocol_metakom_alloc();
/**
* Free decoder
* @param metakom
*/
void protocol_metakom_free(ProtocolMetakom* metakom);
/**
* Get protocol interface
* @param metakom
* @return PulseProtocol*
*/
PulseProtocol* protocol_metakom_get_protocol(ProtocolMetakom* metakom);
#ifdef __cplusplus
}
#endif

16
lib/one_wire/maxim_crc.c Normal file
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#include "maxim_crc.h"
uint8_t maxim_crc8(const uint8_t* data, const uint8_t data_size, const uint8_t crc_init) {
uint8_t crc = crc_init;
for(uint8_t index = 0; index < data_size; ++index) {
uint8_t input_byte = data[index];
for(uint8_t bit_position = 0; bit_position < 8; ++bit_position) {
const uint8_t mix = (crc ^ input_byte) & (uint8_t)(0x01);
crc >>= 1;
if(mix != 0) crc ^= 0x8C;
input_byte >>= 1;
}
}
return crc;
}

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lib/one_wire/maxim_crc.h Normal file
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#pragma once
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
#define MAXIM_CRC8_INIT 0
uint8_t maxim_crc8(const uint8_t* data, const uint8_t data_size, const uint8_t crc_init);
#ifdef __cplusplus
}
#endif

59
lib/one_wire/one_wire_device.c Normal file
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#include <stdlib.h>
#include "maxim_crc.h"
#include "one_wire_device.h"
#include "one_wire_slave.h"
#include "one_wire_slave_i.h"
struct OneWireDevice {
uint8_t id_storage[8];
OneWireSlave* bus;
};
OneWireDevice* onewire_device_alloc(
uint8_t id_1,
uint8_t id_2,
uint8_t id_3,
uint8_t id_4,
uint8_t id_5,
uint8_t id_6,
uint8_t id_7,
uint8_t id_8) {
OneWireDevice* device = malloc(sizeof(OneWireDevice));
device->id_storage[0] = id_1;
device->id_storage[1] = id_2;
device->id_storage[2] = id_3;
device->id_storage[3] = id_4;
device->id_storage[4] = id_5;
device->id_storage[5] = id_6;
device->id_storage[6] = id_7;
device->id_storage[7] = id_8;
device->bus = NULL;
return device;
}
void onewire_device_free(OneWireDevice* device) {
if(device->bus != NULL) {
onewire_slave_detach(device->bus);
}
free(device);
}
void onewire_device_send_id(OneWireDevice* device) {
if(device->bus != NULL) {
onewire_slave_send(device->bus, device->id_storage, 8);
}
}
void onewire_device_attach(OneWireDevice* device, OneWireSlave* bus) {
device->bus = bus;
}
void onewire_device_detach(OneWireDevice* device) {
device->bus = NULL;
}
uint8_t* onewire_device_get_id_p(OneWireDevice* device) {
return device->id_storage;
}

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lib/one_wire/one_wire_device.h Normal file
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/**
* @file one_wire_device.h
*
* 1-Wire slave library, device interface. Currently it can only emulate ID.
*/
#pragma once
#include <stdint.h>
#include <stdbool.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct OneWireSlave OneWireSlave;
typedef struct OneWireDevice OneWireDevice;
/**
* Allocate onewire device with ID
* @param id_1
* @param id_2
* @param id_3
* @param id_4
* @param id_5
* @param id_6
* @param id_7
* @param id_8
* @return OneWireDevice*
*/
OneWireDevice* onewire_device_alloc(
uint8_t id_1,
uint8_t id_2,
uint8_t id_3,
uint8_t id_4,
uint8_t id_5,
uint8_t id_6,
uint8_t id_7,
uint8_t id_8);
/**
* Deallocate onewire device
* @param device
*/
void onewire_device_free(OneWireDevice* device);
/**
* Send ID report, called from onewire slave
* @param device
*/
void onewire_device_send_id(OneWireDevice* device);
/**
* Attach device to onewire slave bus
* @param device
* @param bus
*/
void onewire_device_attach(OneWireDevice* device, OneWireSlave* bus);
/**
* Attach device from onewire slave bus
* @param device
*/
void onewire_device_detach(OneWireDevice* device);
/**
* Get pointer to device id array
* @param device
* @return uint8_t*
*/
uint8_t* onewire_device_get_id_p(OneWireDevice* device);
#ifdef __cplusplus
}
#endif

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#include <furi.h>
#include <furi_hal.h>
#include "one_wire_host.h"
#include "one_wire_host_timing.h"
struct OneWireHost {
// global search state
unsigned char saved_rom[8];
uint8_t last_discrepancy;
uint8_t last_family_discrepancy;
bool last_device_flag;
};
OneWireHost* onewire_host_alloc() {
OneWireHost* host = malloc(sizeof(OneWireHost));
onewire_host_reset_search(host);
return host;
}
void onewire_host_free(OneWireHost* host) {
onewire_host_stop(host);
free(host);
}
bool onewire_host_reset(OneWireHost* host) {
uint8_t r;
uint8_t retries = 125;
// wait until the gpio is high
furi_hal_ibutton_pin_high();
do {
if(--retries == 0) return 0;
delay_us(2);
} while(!furi_hal_ibutton_pin_get_level());
// pre delay
delay_us(OWH_RESET_DELAY_PRE);
// drive low
furi_hal_ibutton_pin_low();
delay_us(OWH_RESET_DRIVE);
// release
furi_hal_ibutton_pin_high();
delay_us(OWH_RESET_RELEASE);
// read and post delay
r = !furi_hal_ibutton_pin_get_level();
delay_us(OWH_RESET_DELAY_POST);
return r;
}
bool onewire_host_read_bit(OneWireHost* host) {
bool result;
// drive low
furi_hal_ibutton_pin_low();
delay_us(OWH_READ_DRIVE);
// release
furi_hal_ibutton_pin_high();
delay_us(OWH_READ_RELEASE);
// read and post delay
result = furi_hal_ibutton_pin_get_level();
delay_us(OWH_READ_DELAY_POST);
return result;
}
uint8_t onewire_host_read(OneWireHost* host) {
uint8_t result = 0;
for(uint8_t bitMask = 0x01; bitMask; bitMask <<= 1) {
if(onewire_host_read_bit(host)) {
result |= bitMask;
}
}
return result;
}
void onewire_host_read_bytes(OneWireHost* host, uint8_t* buffer, uint16_t count) {
for(uint16_t i = 0; i < count; i++) {
buffer[i] = onewire_host_read(host);
}
}
void onewire_host_write_bit(OneWireHost* host, bool value) {
if(value) {
// drive low
furi_hal_ibutton_pin_low();
delay_us(OWH_WRITE_1_DRIVE);
// release
furi_hal_ibutton_pin_high();
delay_us(OWH_WRITE_1_RELEASE);
} else {
// drive low
furi_hal_ibutton_pin_low();
delay_us(OWH_WRITE_0_DRIVE);
// release
furi_hal_ibutton_pin_high();
delay_us(OWH_WRITE_0_RELEASE);
}
}
void onewire_host_write(OneWireHost* host, uint8_t value) {
uint8_t bitMask;
for(bitMask = 0x01; bitMask; bitMask <<= 1) {
onewire_host_write_bit(host, (bitMask & value) ? 1 : 0);
}
}
void onewire_host_skip(OneWireHost* host) {
onewire_host_write(host, 0xCC);
}
void onewire_host_start(OneWireHost* host) {
furi_hal_ibutton_start_drive();
}
void onewire_host_stop(OneWireHost* host) {
furi_hal_ibutton_stop();
}
void onewire_host_reset_search(OneWireHost* host) {
host->last_discrepancy = 0;
host->last_device_flag = false;
host->last_family_discrepancy = 0;
for(int i = 7;; i--) {
host->saved_rom[i] = 0;
if(i == 0) break;
}
}
void onewire_host_target_search(OneWireHost* host, uint8_t family_code) {
host->saved_rom[0] = family_code;
for(uint8_t i = 1; i < 8; i++) host->saved_rom[i] = 0;
host->last_discrepancy = 64;
host->last_family_discrepancy = 0;
host->last_device_flag = false;
}
uint8_t onewire_host_search(OneWireHost* host, uint8_t* newAddr, OneWireHostSearchMode mode) {
uint8_t id_bit_number;
uint8_t last_zero, rom_byte_number, search_result;
uint8_t id_bit, cmp_id_bit;
unsigned char rom_byte_mask, search_direction;
// initialize for search
id_bit_number = 1;
last_zero = 0;
rom_byte_number = 0;
rom_byte_mask = 1;
search_result = 0;
// if the last call was not the last one
if(!host->last_device_flag) {
// 1-Wire reset
if(!onewire_host_reset(host)) {
// reset the search
host->last_discrepancy = 0;
host->last_device_flag = false;
host->last_family_discrepancy = 0;
return false;
}
// issue the search command
switch(mode) {
case CONDITIONAL_SEARCH:
onewire_host_write(host, 0xEC);
break;
case NORMAL_SEARCH:
onewire_host_write(host, 0xF0);
break;
}
// loop to do the search
do {
// read a bit and its complement
id_bit = onewire_host_read_bit(host);
cmp_id_bit = onewire_host_read_bit(host);
// check for no devices on 1-wire
if((id_bit == 1) && (cmp_id_bit == 1))
break;
else {
// all devices coupled have 0 or 1
if(id_bit != cmp_id_bit)
search_direction = id_bit; // bit write value for search
else {
// if this discrepancy if before the Last Discrepancy
// on a previous next then pick the same as last time
if(id_bit_number < host->last_discrepancy)
search_direction =
((host->saved_rom[rom_byte_number] & rom_byte_mask) > 0);
else
// if equal to last pick 1, if not then pick 0
search_direction = (id_bit_number == host->last_discrepancy);
// if 0 was picked then record its position in LastZero
if(search_direction == 0) {
last_zero = id_bit_number;
// check for Last discrepancy in family
if(last_zero < 9) host->last_family_discrepancy = last_zero;
}
}
// set or clear the bit in the ROM byte rom_byte_number
// with mask rom_byte_mask
if(search_direction == 1)
host->saved_rom[rom_byte_number] |= rom_byte_mask;
else
host->saved_rom[rom_byte_number] &= ~rom_byte_mask;
// serial number search direction write bit
onewire_host_write_bit(host, search_direction);
// increment the byte counter id_bit_number
// and shift the mask rom_byte_mask
id_bit_number++;
rom_byte_mask <<= 1;
// if the mask is 0 then go to new SerialNum byte rom_byte_number and reset mask
if(rom_byte_mask == 0) {
rom_byte_number++;
rom_byte_mask = 1;
}
}
} while(rom_byte_number < 8); // loop until through all ROM bytes 0-7
// if the search was successful then
if(!(id_bit_number < 65)) {
// search successful so set last_Discrepancy, last_device_flag, search_result
host->last_discrepancy = last_zero;
// check for last device
if(host->last_discrepancy == 0) host->last_device_flag = true;
search_result = true;
}
}
// if no device found then reset counters so next 'search' will be like a first
if(!search_result || !host->saved_rom[0]) {
host->last_discrepancy = 0;
host->last_device_flag = false;
host->last_family_discrepancy = 0;
search_result = false;
} else {
for(int i = 0; i < 8; i++) newAddr[i] = host->saved_rom[i];
}
return search_result;
}

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/**
* @file one_wire_host.h
*
* 1-Wire host (master) library
*/
#pragma once
#include <stdint.h>
#include <stdbool.h>
#include <furi_hal_gpio.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef enum {
CONDITIONAL_SEARCH = 0, /**< Search for alarmed device */
NORMAL_SEARCH = 1, /**< Search all devices */
} OneWireHostSearchMode;
typedef struct OneWireHost OneWireHost;
/**
* Allocate onewire host bus
* @param gpio
* @return OneWireHost*
*/
OneWireHost* onewire_host_alloc();
/**
* Deallocate onewire host bus
* @param host
*/
void onewire_host_free(OneWireHost* host);
/**
* Reset bus
* @param host
* @return bool
*/
bool onewire_host_reset(OneWireHost* host);
/**
* Read one bit
* @param host
* @return bool
*/
bool onewire_host_read_bit(OneWireHost* host);
/**
* Read one byte
* @param host
* @return uint8_t
*/
uint8_t onewire_host_read(OneWireHost* host);
/**
* Read many bytes
* @param host
* @param buffer
* @param count
*/
void onewire_host_read_bytes(OneWireHost* host, uint8_t* buffer, uint16_t count);
/**
* Write one bit
* @param host
* @param value
*/
void onewire_host_write_bit(OneWireHost* host, bool value);
/**
* Write one byte
* @param host
* @param value
*/
void onewire_host_write(OneWireHost* host, uint8_t value);
/**
* Skip ROM command
* @param host
*/
void onewire_host_skip(OneWireHost* host);
/**
* Start working with the bus
* @param host
*/
void onewire_host_start(OneWireHost* host);
/**
* Stop working with the bus
* @param host
*/
void onewire_host_stop(OneWireHost* host);
/**
*
* @param host
*/
void onewire_host_reset_search(OneWireHost* host);
/**
*
* @param host
* @param family_code
*/
void onewire_host_target_search(OneWireHost* host, uint8_t family_code);
/**
*
* @param host
* @param newAddr
* @param mode
* @return uint8_t
*/
uint8_t onewire_host_search(OneWireHost* host, uint8_t* newAddr, OneWireHostSearchMode mode);
#ifdef __cplusplus
}
#endif

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lib/one_wire/one_wire_host_timing.h Normal file
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/**
* @file one_wire_host_timing.h
*
* 1-Wire library, timing list
*/
#pragma once
#define OWH_TIMING_A 9
#define OWH_TIMING_B 64
#define OWH_TIMING_C 64
#define OWH_TIMING_D 14
#define OWH_TIMING_E 9
#define OWH_TIMING_F 55
#define OWH_TIMING_G 0
#define OWH_TIMING_H 480
#define OWH_TIMING_I 70
#define OWH_TIMING_J 410
#define OWH_WRITE_1_DRIVE OWH_TIMING_A
#define OWH_WRITE_1_RELEASE OWH_TIMING_B
#define OWH_WRITE_0_DRIVE OWH_TIMING_C
#define OWH_WRITE_0_RELEASE OWH_TIMING_D
#define OWH_READ_DRIVE 3
#define OWH_READ_RELEASE OWH_TIMING_E
#define OWH_READ_DELAY_POST OWH_TIMING_F
#define OWH_RESET_DELAY_PRE OWH_TIMING_G
#define OWH_RESET_DRIVE OWH_TIMING_H
#define OWH_RESET_RELEASE OWH_TIMING_I
#define OWH_RESET_DELAY_POST OWH_TIMING_J

317
lib/one_wire/one_wire_slave.c Normal file
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#include "one_wire_slave.h"
#include "one_wire_slave_i.h"
#include "one_wire_device.h"
#include <furi.h>
#include <furi_hal_delay.h>
#include <furi_hal_ibutton.h>
#define OWS_RESET_MIN 270
#define OWS_RESET_MAX 960
#define OWS_PRESENCE_TIMEOUT 20
#define OWS_PRESENCE_MIN 100
#define OWS_PRESENCE_MAX 480
#define OWS_MSG_HIGH_TIMEOUT 15000
#define OWS_SLOT_MAX 135
#define OWS_READ_MIN 20
#define OWS_READ_MAX 60
#define OWS_WRITE_ZERO 30
typedef enum {
NO_ERROR = 0,
VERY_LONG_RESET,
VERY_SHORT_RESET,
PRESENCE_LOW_ON_LINE,
AWAIT_TIMESLOT_TIMEOUT_HIGH,
INCORRECT_ONEWIRE_CMD,
FIRST_BIT_OF_BYTE_TIMEOUT,
RESET_IN_PROGRESS
} OneWireSlaveError;
struct OneWireSlave {
OneWireSlaveError error;
OneWireDevice* device;
OneWireSlaveResultCallback result_cb;
void* result_cb_ctx;
};
/*********************** PRIVATE ***********************/
uint32_t onewire_slave_wait_while_gpio_is(OneWireSlave* bus, uint32_t time, const bool pin_value) {
uint32_t start = DWT->CYCCNT;
uint32_t time_ticks = time * instructions_per_us;
uint32_t time_captured;
do {
time_captured = DWT->CYCCNT;
if(furi_hal_ibutton_pin_get_level() != pin_value) {
uint32_t remaining_time = time_ticks - (time_captured - start);
remaining_time /= instructions_per_us;
return remaining_time;
}
} while((time_captured - start) < time_ticks);
return 0;
}
bool onewire_slave_show_presence(OneWireSlave* bus) {
// wait while master delay presence check
onewire_slave_wait_while_gpio_is(bus, OWS_PRESENCE_TIMEOUT, true);
// show presence
furi_hal_ibutton_pin_low();
delay_us(OWS_PRESENCE_MIN);
furi_hal_ibutton_pin_high();
// somebody also can show presence
const uint32_t wait_low_time = OWS_PRESENCE_MAX - OWS_PRESENCE_MIN;
// so we will wait
if(onewire_slave_wait_while_gpio_is(bus, wait_low_time, false) == 0) {
bus->error = PRESENCE_LOW_ON_LINE;
return false;
}
return true;
}
bool onewire_slave_receive_bit(OneWireSlave* bus) {
// wait while bus is low
uint32_t time = OWS_SLOT_MAX;
time = onewire_slave_wait_while_gpio_is(bus, time, false);
if(time == 0) {
bus->error = RESET_IN_PROGRESS;
return false;
}
// wait while bus is high
time = OWS_MSG_HIGH_TIMEOUT;
time = onewire_slave_wait_while_gpio_is(bus, time, true);
if(time == 0) {
bus->error = AWAIT_TIMESLOT_TIMEOUT_HIGH;
return false;
}
// wait a time of zero
time = OWS_READ_MIN;
time = onewire_slave_wait_while_gpio_is(bus, time, false);
return (time > 0);
}
bool onewire_slave_send_bit(OneWireSlave* bus, bool value) {
const bool write_zero = !value;
// wait while bus is low
uint32_t time = OWS_SLOT_MAX;
time = onewire_slave_wait_while_gpio_is(bus, time, false);
if(time == 0) {
bus->error = RESET_IN_PROGRESS;
return false;
}
// wait while bus is high
time = OWS_MSG_HIGH_TIMEOUT;
time = onewire_slave_wait_while_gpio_is(bus, time, true);
if(time == 0) {
bus->error = AWAIT_TIMESLOT_TIMEOUT_HIGH;
return false;
}
// choose write time
if(write_zero) {
furi_hal_ibutton_pin_low();
time = OWS_WRITE_ZERO;
} else {
time = OWS_READ_MAX;
}
// hold line for ZERO or ONE time
delay_us(time);
furi_hal_ibutton_pin_high();
return true;
}
void onewire_slave_cmd_search_rom(OneWireSlave* bus) {
const uint8_t key_bytes = 8;
uint8_t* key = onewire_device_get_id_p(bus->device);
for(uint8_t i = 0; i < key_bytes; i++) {
uint8_t key_byte = key[i];
for(uint8_t j = 0; j < 8; j++) {
bool bit = (key_byte >> j) & 0x01;
if(!onewire_slave_send_bit(bus, bit)) return;
if(!onewire_slave_send_bit(bus, !bit)) return;
onewire_slave_receive_bit(bus);
if(bus->error != NO_ERROR) return;
}
}
}
bool onewire_slave_receive_and_process_cmd(OneWireSlave* bus) {
uint8_t cmd;
onewire_slave_receive(bus, &cmd, 1);
if(bus->error == RESET_IN_PROGRESS) return true;
if(bus->error != NO_ERROR) return false;
switch(cmd) {
case 0xF0:
// SEARCH ROM
onewire_slave_cmd_search_rom(bus);
return true;
case 0x0F:
case 0x33:
// READ ROM
onewire_device_send_id(bus->device);
return true;
default: // Unknown command
bus->error = INCORRECT_ONEWIRE_CMD;
}
if(bus->error == RESET_IN_PROGRESS) return true;
return (bus->error == NO_ERROR);
}
bool onewire_slave_bus_start(OneWireSlave* bus) {
bool result = true;
if(bus->device == NULL) {
result = false;
} else {
FURI_CRITICAL_ENTER();
furi_hal_ibutton_start_drive_in_isr();
bus->error = NO_ERROR;
if(onewire_slave_show_presence(bus)) {
// TODO think about multiple command cycles
onewire_slave_receive_and_process_cmd(bus);
result = (bus->error == NO_ERROR || bus->error == INCORRECT_ONEWIRE_CMD);
} else {
result = false;
}
furi_hal_ibutton_start_interrupt_in_isr();
FURI_CRITICAL_EXIT();
}
return result;
}
static void exti_cb(void* context) {
OneWireSlave* bus = context;
volatile bool input_state = furi_hal_ibutton_pin_get_level();
static uint32_t pulse_start = 0;
if(input_state) {
uint32_t pulse_length = (DWT->CYCCNT - pulse_start) / instructions_per_us;
if(pulse_length >= OWS_RESET_MIN) {
if(pulse_length <= OWS_RESET_MAX) {
// reset cycle ok
bool result = onewire_slave_bus_start(bus);
if(result && bus->result_cb != NULL) {
bus->result_cb(bus->result_cb_ctx);
}
} else {
bus->error = VERY_LONG_RESET;
}
} else {
bus->error = VERY_SHORT_RESET;
}
} else {
//FALL event
pulse_start = DWT->CYCCNT;
}
};
/*********************** PUBLIC ***********************/
OneWireSlave* onewire_slave_alloc() {
OneWireSlave* bus = malloc(sizeof(OneWireSlave));
bus->error = NO_ERROR;
bus->device = NULL;
bus->result_cb = NULL;
bus->result_cb_ctx = NULL;
return bus;
}
void onewire_slave_free(OneWireSlave* bus) {
onewire_slave_stop(bus);
free(bus);
}
void onewire_slave_start(OneWireSlave* bus) {
furi_hal_ibutton_add_interrupt(exti_cb, bus);
furi_hal_ibutton_start_interrupt();
}
void onewire_slave_stop(OneWireSlave* bus) {
furi_hal_ibutton_stop();
furi_hal_ibutton_remove_interrupt();
}
void onewire_slave_attach(OneWireSlave* bus, OneWireDevice* device) {
bus->device = device;
onewire_device_attach(device, bus);
}
void onewire_slave_detach(OneWireSlave* bus) {
if(bus->device != NULL) {
onewire_device_detach(bus->device);
}
bus->device = NULL;
}
void onewire_slave_set_result_callback(
OneWireSlave* bus,
OneWireSlaveResultCallback result_cb,
void* context) {
bus->result_cb = result_cb;
bus->result_cb_ctx = context;
}
bool onewire_slave_send(OneWireSlave* bus, const uint8_t* address, const uint8_t data_length) {
uint8_t bytes_sent = 0;
furi_hal_ibutton_pin_high();
// bytes loop
for(; bytes_sent < data_length; ++bytes_sent) {
const uint8_t data_byte = address[bytes_sent];
// bit loop
for(uint8_t bit_mask = 0x01; bit_mask != 0; bit_mask <<= 1) {
if(!onewire_slave_send_bit(bus, bit_mask & data_byte)) {
// if we cannot send first bit
if((bit_mask == 0x01) && (bus->error == AWAIT_TIMESLOT_TIMEOUT_HIGH))
bus->error = FIRST_BIT_OF_BYTE_TIMEOUT;
return false;
}
}
}
return true;
}
bool onewire_slave_receive(OneWireSlave* bus, uint8_t* data, const uint8_t data_length) {
uint8_t bytes_received = 0;
furi_hal_ibutton_pin_high();
for(; bytes_received < data_length; ++bytes_received) {
uint8_t value = 0;
for(uint8_t bit_mask = 0x01; bit_mask != 0; bit_mask <<= 1) {
if(onewire_slave_receive_bit(bus)) value |= bit_mask;
}
data[bytes_received] = value;
}
return (bytes_received != data_length);
}

71
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/**
* @file one_wire_slave.h
*
* 1-Wire slave library. Currently it can only emulate ID.
*/
#pragma once
#include <stdint.h>
#include <stdbool.h>
#include <furi_hal_gpio.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct OneWireDevice OneWireDevice;
typedef struct OneWireSlave OneWireSlave;
typedef void (*OneWireSlaveResultCallback)(void* context);
/**
* Allocate onewire slave
* @param pin
* @return OneWireSlave*
*/
OneWireSlave* onewire_slave_alloc();
/**
* Free onewire slave
* @param bus
*/
void onewire_slave_free(OneWireSlave* bus);
/**
* Start working with the bus
* @param bus
*/
void onewire_slave_start(OneWireSlave* bus);
/**
* Stop working with the bus
* @param bus
*/
void onewire_slave_stop(OneWireSlave* bus);
/**
* Attach device for emulation
* @param bus
* @param device
*/
void onewire_slave_attach(OneWireSlave* bus, OneWireDevice* device);
/**
* Detach device from bus
* @param bus
*/
void onewire_slave_detach(OneWireSlave* bus);
/**
* Set a callback to report emulation success
* @param bus
* @param result_cb
* @param context
*/
void onewire_slave_set_result_callback(
OneWireSlave* bus,
OneWireSlaveResultCallback result_cb,
void* context);
#ifdef __cplusplus
}
#endif

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/**
* @file one_wire_slave_i.h
*
* 1-Wire slave library, internal functions
*/
#pragma once
#include <stdint.h>
#include <stdbool.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct OneWireDevice OneWireDevice;
typedef struct OneWireSlave OneWireSlave;
/**
* Send data, called from emulated device
* @param bus
* @param address
* @param data_length
* @return bool
*/
bool onewire_slave_send(OneWireSlave* bus, const uint8_t* address, const uint8_t data_length);
/**
* Receive data, called from emulated device
* @param bus
* @param data
* @param data_length
* @return bool
*/
bool onewire_slave_receive(OneWireSlave* bus, uint8_t* data, const uint8_t data_length);
#ifdef __cplusplus
}
#endif

66
lib/one_wire/pulse_protocols/pulse_decoder.c Normal file
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#include <stdlib.h>
#include "pulse_decoder.h"
#include <string.h>
#include <furi/check.h>
#define MAX_PROTOCOL 5
struct PulseDecoder {
PulseProtocol* protocols[MAX_PROTOCOL];
};
PulseDecoder* pulse_decoder_alloc() {
PulseDecoder* decoder = malloc(sizeof(PulseDecoder));
memset(decoder, 0, sizeof(PulseDecoder));
return decoder;
}
void pulse_decoder_free(PulseDecoder* reader) {
furi_assert(reader);
free(reader);
}
void pulse_decoder_add_protocol(PulseDecoder* reader, PulseProtocol* protocol, int32_t index) {
furi_check(index < MAX_PROTOCOL);
furi_check(reader->protocols[index] == NULL);
reader->protocols[index] = protocol;
}
void pulse_decoder_process_pulse(PulseDecoder* reader, bool polarity, uint32_t length) {
furi_assert(reader);
for(size_t index = 0; index < MAX_PROTOCOL; index++) {
if(reader->protocols[index] != NULL) {
pulse_protocol_process_pulse(reader->protocols[index], polarity, length);
}
}
}
int32_t pulse_decoder_get_decoded_index(PulseDecoder* reader) {
furi_assert(reader);
int32_t decoded = -1;
for(size_t index = 0; index < MAX_PROTOCOL; index++) {
if(reader->protocols[index] != NULL) {
if(pulse_protocol_decoded(reader->protocols[index])) {
decoded = index;
break;
}
}
}
return decoded;
}
void pulse_decoder_reset(PulseDecoder* reader) {
furi_assert(reader);
for(size_t index = 0; index < MAX_PROTOCOL; index++) {
if(reader->protocols[index] != NULL) {
pulse_protocol_reset(reader->protocols[index]);
}
}
}
void pulse_decoder_get_data(PulseDecoder* reader, int32_t index, uint8_t* data, size_t length) {
furi_assert(reader);
furi_check(reader->protocols[index] != NULL);
pulse_protocol_get_data(reader->protocols[index], data, length);
}

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/**
* @file pulse_decoder.h
*
* Generic pulse protocol decoder library
*/
#pragma once
#include <stdint.h>
#include <stdbool.h>
#include "pulse_protocol.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef struct PulseDecoder PulseDecoder;
/**
* Allocate decoder
* @return PulseDecoder*
*/
PulseDecoder* pulse_decoder_alloc();
/**
* Deallocate decoder
* @param decoder
*/
void pulse_decoder_free(PulseDecoder* decoder);
/**
* Add protocol to decoder
* @param decoder
* @param protocol protocol implementation
* @param index protocol index, should not be repeated
*/
void pulse_decoder_add_protocol(PulseDecoder* decoder, PulseProtocol* protocol, int32_t index);
/**
* Push and process pulse with decoder
* @param decoder
* @param polarity
* @param length
*/
void pulse_decoder_process_pulse(PulseDecoder* decoder, bool polarity, uint32_t length);
/**
* Get indec of decoded protocol
* @param decoder
* @return int32_t, -1 if nothing decoded, or index of decoded protocol
*/
int32_t pulse_decoder_get_decoded_index(PulseDecoder* decoder);
/**
* Reset all protocols in decoder
* @param decoder
*/
void pulse_decoder_reset(PulseDecoder* decoder);
/**
* Get decoded data from protocol
* @param decoder
* @param index
* @param data
* @param length
*/
void pulse_decoder_get_data(PulseDecoder* decoder, int32_t index, uint8_t* data, size_t length);
#ifdef __cplusplus
}
#endif

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lib/one_wire/pulse_protocols/pulse_glue.c Normal file
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#include "pulse_glue.h"
struct PulseGlue {
int32_t hi_period;
int32_t low_period;
int32_t next_hi_period;
};
PulseGlue* pulse_glue_alloc() {
PulseGlue* pulse_glue = malloc(sizeof(PulseGlue));
pulse_glue_reset(pulse_glue);
return pulse_glue;
}
void pulse_glue_free(PulseGlue* pulse_glue) {
free(pulse_glue);
}
void pulse_glue_reset(PulseGlue* pulse_glue) {
pulse_glue->hi_period = 0;
pulse_glue->low_period = 0;
pulse_glue->next_hi_period = 0;
}
bool pulse_glue_push(PulseGlue* pulse_glue, bool polarity, uint32_t length) {
bool pop_ready = false;
if(polarity) {
if(pulse_glue->low_period == 0) {
// stage 1, accumulate hi period
pulse_glue->hi_period += length;
} else {
// stage 3, accumulate next hi period and be ready for pulse_glue_pop
pulse_glue->next_hi_period = length;
// data is ready
pop_ready = true;
}
} else {
if(pulse_glue->hi_period != 0) {
// stage 2, accumulate low period
pulse_glue->low_period += length;
}
}
return pop_ready;
}
void pulse_glue_pop(PulseGlue* pulse_glue, uint32_t* length, uint32_t* period) {
*length = pulse_glue->hi_period + pulse_glue->low_period;
*period = pulse_glue->hi_period;
pulse_glue->hi_period = pulse_glue->next_hi_period;
pulse_glue->low_period = 0;
pulse_glue->next_hi_period = 0;
}

26
lib/one_wire/pulse_protocols/pulse_glue.h Normal file
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/**
* @file pulse_glue.h
*
* Simple tool to glue separated pulses to corret
*/
#pragma once
#include <stdint.h>
#include <stdbool.h>
#include <stdlib.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct PulseGlue PulseGlue;
PulseGlue* pulse_glue_alloc();
void pulse_glue_free(PulseGlue* pulse_glue);
void pulse_glue_reset(PulseGlue* pulse_glue);
bool pulse_glue_push(PulseGlue* pulse_glue, bool polarity, uint32_t length);
void pulse_glue_pop(PulseGlue* pulse_glue, uint32_t* length, uint32_t* period);
#ifdef __cplusplus
}
#endif

67
lib/one_wire/pulse_protocols/pulse_protocol.c Normal file
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#include "pulse_protocol.h"
#include <stdlib.h>
#include <string.h>
struct PulseProtocol {
void* context;
PulseProtocolPulseCallback pulse_cb;
PulseProtocolResetCallback reset_cb;
PulseProtocolGetDataCallback get_data_cb;
PulseProtocolDecodedCallback decoded_cb;
};
PulseProtocol* pulse_protocol_alloc() {
PulseProtocol* protocol = malloc(sizeof(PulseProtocol));
memset(protocol, 0, sizeof(PulseProtocol));
return protocol;
}
void pulse_protocol_set_context(PulseProtocol* protocol, void* context) {
protocol->context = context;
}
void pulse_protocol_set_pulse_cb(PulseProtocol* protocol, PulseProtocolPulseCallback callback) {
protocol->pulse_cb = callback;
}
void pulse_protocol_set_reset_cb(PulseProtocol* protocol, PulseProtocolResetCallback callback) {
protocol->reset_cb = callback;
}
void pulse_protocol_set_get_data_cb(PulseProtocol* protocol, PulseProtocolGetDataCallback callback) {
protocol->get_data_cb = callback;
}
void pulse_protocol_set_decoded_cb(PulseProtocol* protocol, PulseProtocolDecodedCallback callback) {
protocol->decoded_cb = callback;
}
void pulse_protocol_free(PulseProtocol* protocol) {
free(protocol);
}
void pulse_protocol_process_pulse(PulseProtocol* protocol, bool polarity, uint32_t length) {
if(protocol->pulse_cb != NULL) {
protocol->pulse_cb(protocol->context, polarity, length);
}
}
void pulse_protocol_reset(PulseProtocol* protocol) {
if(protocol->reset_cb != NULL) {
protocol->reset_cb(protocol->context);
}
}
bool pulse_protocol_decoded(PulseProtocol* protocol) {
bool result = false;
if(protocol->decoded_cb != NULL) {
result = protocol->decoded_cb(protocol->context);
}
return result;
}
void pulse_protocol_get_data(PulseProtocol* protocol, uint8_t* data, size_t length) {
if(protocol->get_data_cb != NULL) {
protocol->get_data_cb(protocol->context, data, length);
}
}

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lib/one_wire/pulse_protocols/pulse_protocol.h Normal file
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/**
* @file pulse_protocol.h
*
* Generic pulse protocol decoder library, protocol interface
*/
#pragma once
#include <stdint.h>
#include <stdbool.h>
#include <stdlib.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* Anonymous PulseProtocol struct
*/
typedef struct PulseProtocol PulseProtocol;
/**
* Process pulse callback
*/
typedef void (*PulseProtocolPulseCallback)(void* context, bool polarity, uint32_t length);
/**
* Reset protocol callback
*/
typedef void (*PulseProtocolResetCallback)(void* context);
/**
* Get decoded data callback
*/
typedef void (*PulseProtocolGetDataCallback)(void* context, uint8_t* data, size_t length);
/**
* Is protocol decoded callback
*/
typedef bool (*PulseProtocolDecodedCallback)(void* context);
/**
* Allocate protocol
* @return PulseProtocol*
*/
PulseProtocol* pulse_protocol_alloc();
/**
* Deallocate protocol
* @param protocol
*/
void pulse_protocol_free(PulseProtocol* protocol);
/**
* Set context for callbacks
* @param protocol
* @param context
*/
void pulse_protocol_set_context(PulseProtocol* protocol, void* context);
/**
* Set "Process pulse" callback. Called from the decoder when a new pulse is received.
* @param protocol
* @param callback
*/
void pulse_protocol_set_pulse_cb(PulseProtocol* protocol, PulseProtocolPulseCallback callback);
/**
* Set "Reset protocol" callback. Called from the decoder when the decoder is reset.
* @param protocol
* @param callback
*/
void pulse_protocol_set_reset_cb(PulseProtocol* protocol, PulseProtocolResetCallback callback);
/**
* Set "Get decoded data" callback. Called from the decoder when the decoder wants to get decoded data.
* @param protocol
* @param callback
*/
void pulse_protocol_set_get_data_cb(PulseProtocol* protocol, PulseProtocolGetDataCallback callback);
/**
* Set "Is protocol decoded" callback. Called from the decoder when the decoder wants to know if a protocol has been decoded.
* @param protocol
* @param callback
*/
void pulse_protocol_set_decoded_cb(PulseProtocol* protocol, PulseProtocolDecodedCallback callback);
/**
* Part of decoder interface.
* @param protocol
* @param polarity
* @param length
*/
void pulse_protocol_process_pulse(PulseProtocol* protocol, bool polarity, uint32_t length);
/**
* Part of decoder interface.
* @param protocol
* @return true
* @return false
*/
bool pulse_protocol_decoded(PulseProtocol* protocol);
/**
* Part of decoder interface.
* @param protocol
* @return true
* @return false
*/
void pulse_protocol_get_data(PulseProtocol* protocol, uint8_t* data, size_t length);
/**
* Part of decoder interface.
* @param protocol
* @return true
* @return false
*/
void pulse_protocol_reset(PulseProtocol* protocol);
#ifdef __cplusplus
}
#endif

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