flipperzero-firmware/applications/rpc/rpc_app.c
Nikolay Minaylov 84e2e321b4
RPC: more asserts and checks (#1606)
Co-authored-by: あく <alleteam@gmail.com>
2022-08-23 01:36:45 +09:00

319 lines
11 KiB
C

#include "flipper.pb.h"
#include <core/record.h>
#include "rpc_i.h"
#include <furi.h>
#include <loader/loader.h>
#include "rpc_app.h"
#define TAG "RpcSystemApp"
struct RpcAppSystem {
RpcSession* session;
RpcAppSystemCallback app_callback;
void* app_context;
PB_Main* state_msg;
uint32_t last_id;
char* last_data;
};
#define RPC_SYSTEM_APP_TEMP_ARGS_SIZE 16
static void rpc_system_app_start_process(const PB_Main* request, void* context) {
furi_assert(request);
furi_assert(context);
furi_assert(request->which_content == PB_Main_app_start_request_tag);
RpcAppSystem* rpc_app = context;
RpcSession* session = rpc_app->session;
furi_assert(session);
char args_temp[RPC_SYSTEM_APP_TEMP_ARGS_SIZE];
furi_assert(!rpc_app->last_id);
furi_assert(!rpc_app->last_data);
FURI_LOG_D(TAG, "StartProcess: id %d", request->command_id);
PB_CommandStatus result = PB_CommandStatus_ERROR_APP_CANT_START;
Loader* loader = furi_record_open(RECORD_LOADER);
const char* app_name = request->content.app_start_request.name;
if(app_name) {
const char* app_args = request->content.app_start_request.args;
if(app_args && strcmp(app_args, "RPC") == 0) {
// If app is being started in RPC mode - pass RPC context via args string
snprintf(args_temp, RPC_SYSTEM_APP_TEMP_ARGS_SIZE, "RPC %08lX", (uint32_t)rpc_app);
app_args = args_temp;
}
LoaderStatus status = loader_start(loader, app_name, app_args);
if(status == LoaderStatusErrorAppStarted) {
result = PB_CommandStatus_ERROR_APP_SYSTEM_LOCKED;
} else if(status == LoaderStatusErrorInternal) {
result = PB_CommandStatus_ERROR_APP_CANT_START;
} else if(status == LoaderStatusErrorUnknownApp) {
result = PB_CommandStatus_ERROR_INVALID_PARAMETERS;
} else if(status == LoaderStatusOk) {
result = PB_CommandStatus_OK;
} else {
furi_crash("Programming Error");
}
} else {
result = PB_CommandStatus_ERROR_INVALID_PARAMETERS;
}
furi_record_close(RECORD_LOADER);
FURI_LOG_D(TAG, "StartProcess: response id %d, result %d", request->command_id, result);
rpc_send_and_release_empty(session, request->command_id, result);
}
static void rpc_system_app_lock_status_process(const PB_Main* request, void* context) {
furi_assert(request);
furi_assert(context);
furi_assert(request->which_content == PB_Main_app_lock_status_request_tag);
RpcAppSystem* rpc_app = context;
RpcSession* session = rpc_app->session;
furi_assert(session);
FURI_LOG_D(TAG, "LockStatus");
Loader* loader = furi_record_open(RECORD_LOADER);
PB_Main response = {
.has_next = false,
.command_status = PB_CommandStatus_OK,
.command_id = request->command_id,
.which_content = PB_Main_app_lock_status_response_tag,
};
response.content.app_lock_status_response.locked = loader_is_locked(loader);
furi_record_close(RECORD_LOADER);
FURI_LOG_D(TAG, "LockStatus: response");
rpc_send_and_release(session, &response);
pb_release(&PB_Main_msg, &response);
}
static void rpc_system_app_exit_request(const PB_Main* request, void* context) {
furi_assert(request);
furi_assert(context);
furi_assert(request->which_content == PB_Main_app_exit_request_tag);
RpcAppSystem* rpc_app = context;
RpcSession* session = rpc_app->session;
furi_assert(session);
PB_CommandStatus status;
if(rpc_app->app_callback) {
FURI_LOG_D(TAG, "ExitRequest: id %d", request->command_id);
furi_assert(!rpc_app->last_id);
furi_assert(!rpc_app->last_data);
rpc_app->last_id = request->command_id;
rpc_app->app_callback(RpcAppEventAppExit, rpc_app->app_context);
} else {
status = PB_CommandStatus_ERROR_APP_NOT_RUNNING;
FURI_LOG_E(
TAG, "ExitRequest: APP_NOT_RUNNING, id %d, status: %d", request->command_id, status);
rpc_send_and_release_empty(session, request->command_id, status);
}
}
static void rpc_system_app_load_file(const PB_Main* request, void* context) {
furi_assert(request);
furi_assert(context);
furi_assert(request->which_content == PB_Main_app_load_file_request_tag);
RpcAppSystem* rpc_app = context;
RpcSession* session = rpc_app->session;
furi_assert(session);
PB_CommandStatus status;
if(rpc_app->app_callback) {
FURI_LOG_D(TAG, "LoadFile: id %d", request->command_id);
furi_assert(!rpc_app->last_id);
furi_assert(!rpc_app->last_data);
rpc_app->last_id = request->command_id;
rpc_app->last_data = strdup(request->content.app_load_file_request.path);
rpc_app->app_callback(RpcAppEventLoadFile, rpc_app->app_context);
} else {
status = PB_CommandStatus_ERROR_APP_NOT_RUNNING;
FURI_LOG_E(
TAG, "LoadFile: APP_NOT_RUNNING, id %d, status: %d", request->command_id, status);
rpc_send_and_release_empty(session, request->command_id, status);
}
}
static void rpc_system_app_button_press(const PB_Main* request, void* context) {
furi_assert(request);
furi_assert(context);
furi_assert(request->which_content == PB_Main_app_button_press_request_tag);
RpcAppSystem* rpc_app = context;
RpcSession* session = rpc_app->session;
furi_assert(session);
PB_CommandStatus status;
if(rpc_app->app_callback) {
FURI_LOG_D(TAG, "ButtonPress");
furi_assert(!rpc_app->last_id);
furi_assert(!rpc_app->last_data);
rpc_app->last_id = request->command_id;
rpc_app->last_data = strdup(request->content.app_button_press_request.args);
rpc_app->app_callback(RpcAppEventButtonPress, rpc_app->app_context);
} else {
status = PB_CommandStatus_ERROR_APP_NOT_RUNNING;
FURI_LOG_E(
TAG, "ButtonPress: APP_NOT_RUNNING, id %d, status: %d", request->command_id, status);
rpc_send_and_release_empty(session, request->command_id, status);
}
}
static void rpc_system_app_button_release(const PB_Main* request, void* context) {
furi_assert(request);
furi_assert(request->which_content == PB_Main_app_button_release_request_tag);
furi_assert(context);
RpcAppSystem* rpc_app = context;
RpcSession* session = rpc_app->session;
furi_assert(session);
PB_CommandStatus status;
if(rpc_app->app_callback) {
FURI_LOG_D(TAG, "ButtonRelease");
furi_assert(!rpc_app->last_id);
furi_assert(!rpc_app->last_data);
rpc_app->last_id = request->command_id;
rpc_app->app_callback(RpcAppEventButtonRelease, rpc_app->app_context);
} else {
status = PB_CommandStatus_ERROR_APP_NOT_RUNNING;
FURI_LOG_E(
TAG, "ButtonRelease: APP_NOT_RUNNING, id %d, status: %d", request->command_id, status);
rpc_send_and_release_empty(session, request->command_id, status);
}
}
void rpc_system_app_send_started(RpcAppSystem* rpc_app) {
furi_assert(rpc_app);
RpcSession* session = rpc_app->session;
furi_assert(session);
rpc_app->state_msg->content.app_state_response.state = PB_App_AppState_APP_STARTED;
FURI_LOG_D(TAG, "SendStarted");
rpc_send(session, rpc_app->state_msg);
}
void rpc_system_app_send_exited(RpcAppSystem* rpc_app) {
furi_assert(rpc_app);
RpcSession* session = rpc_app->session;
furi_assert(session);
rpc_app->state_msg->content.app_state_response.state = PB_App_AppState_APP_CLOSED;
FURI_LOG_D(TAG, "SendExit");
rpc_send(session, rpc_app->state_msg);
}
const char* rpc_system_app_get_data(RpcAppSystem* rpc_app) {
furi_assert(rpc_app);
furi_assert(rpc_app->last_data);
return rpc_app->last_data;
}
void rpc_system_app_confirm(RpcAppSystem* rpc_app, RpcAppSystemEvent event, bool result) {
furi_assert(rpc_app);
RpcSession* session = rpc_app->session;
furi_assert(session);
furi_assert(rpc_app->last_id);
PB_CommandStatus status = result ? PB_CommandStatus_OK : PB_CommandStatus_ERROR_APP_CMD_ERROR;
uint32_t last_id = 0;
switch(event) {
case RpcAppEventAppExit:
case RpcAppEventLoadFile:
case RpcAppEventButtonPress:
case RpcAppEventButtonRelease:
last_id = rpc_app->last_id;
rpc_app->last_id = 0;
if(rpc_app->last_data) {
free(rpc_app->last_data);
rpc_app->last_data = NULL;
}
FURI_LOG_D(TAG, "AppConfirm: event %d last_id %d status %d", event, last_id, status);
rpc_send_and_release_empty(session, last_id, status);
break;
default:
furi_crash("RPC App state programming Error");
break;
}
}
void rpc_system_app_set_callback(RpcAppSystem* rpc_app, RpcAppSystemCallback callback, void* ctx) {
furi_assert(rpc_app);
rpc_app->app_callback = callback;
rpc_app->app_context = ctx;
}
void* rpc_system_app_alloc(RpcSession* session) {
furi_assert(session);
RpcAppSystem* rpc_app = malloc(sizeof(RpcAppSystem));
rpc_app->session = session;
// App exit message
rpc_app->state_msg = malloc(sizeof(PB_Main));
rpc_app->state_msg->which_content = PB_Main_app_state_response_tag;
rpc_app->state_msg->command_status = PB_CommandStatus_OK;
RpcHandler rpc_handler = {
.message_handler = NULL,
.decode_submessage = NULL,
.context = rpc_app,
};
rpc_handler.message_handler = rpc_system_app_start_process;
rpc_add_handler(session, PB_Main_app_start_request_tag, &rpc_handler);
rpc_handler.message_handler = rpc_system_app_lock_status_process;
rpc_add_handler(session, PB_Main_app_lock_status_request_tag, &rpc_handler);
rpc_handler.message_handler = rpc_system_app_exit_request;
rpc_add_handler(session, PB_Main_app_exit_request_tag, &rpc_handler);
rpc_handler.message_handler = rpc_system_app_load_file;
rpc_add_handler(session, PB_Main_app_load_file_request_tag, &rpc_handler);
rpc_handler.message_handler = rpc_system_app_button_press;
rpc_add_handler(session, PB_Main_app_button_press_request_tag, &rpc_handler);
rpc_handler.message_handler = rpc_system_app_button_release;
rpc_add_handler(session, PB_Main_app_button_release_request_tag, &rpc_handler);
return rpc_app;
}
void rpc_system_app_free(void* context) {
RpcAppSystem* rpc_app = context;
furi_assert(rpc_app);
RpcSession* session = rpc_app->session;
furi_assert(session);
if(rpc_app->app_callback) {
rpc_app->app_callback(RpcAppEventSessionClose, rpc_app->app_context);
}
while(rpc_app->app_callback) {
furi_delay_tick(1);
}
if(rpc_app->last_data) free(rpc_app->last_data);
free(rpc_app->state_msg);
free(rpc_app);
}