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NFC emulation software tunning (#1341)

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* digital_signal: optimize calculationxx
* firmware: add listen start and listen rx
* digital signal: rework with fixed point calculation
* nfc: tune timings
* nfc: fix array overflow
* mifare classic: fix key access
* nfc: rework spi bus access
* nfc: rework listen mode with st25r3916 calls
* digital signal: speed up digital_signal_append()
* digital signal: remove unused profiling
* nfc: clean up code
* nfc: correct sleep state
* nfc: add unit tests
* nfc: fix memory leak in unit test
* digital_signal: remove unused code
* nfc: fix incorrect sak load in pt memory

Co-authored-by: あく <alleteam@gmail.com>
This commit is contained in:
gornekich
2022-07-03 17:51:50 +03:00
committed by GitHub
parent 1975868ed8
commit 5769595e67
14 changed files with 496 additions and 61 deletions
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10
applications/nfc/nfc_worker.c
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@@ -1,6 +1,8 @@
#include "nfc_worker_i.h"
#include <furi_hal.h>
#include <platform.h>
#define TAG "NfcWorker"
/***************************** NFC Worker API *******************************/
@@ -495,9 +497,11 @@ void nfc_worker_emulate_mifare_classic(NfcWorker* nfc_worker) {
NfcaSignal* nfca_signal = nfca_signal_alloc();
tx_rx.nfca_signal = nfca_signal;
rfal_platform_spi_acquire();
furi_hal_nfc_listen_start(nfc_data);
while(nfc_worker->state == NfcWorkerStateEmulateMifareClassic) {
if(furi_hal_nfc_listen(
nfc_data->uid, nfc_data->uid_len, nfc_data->atqa, nfc_data->sak, true, 300)) {
if(furi_hal_nfc_listen_rx(&tx_rx, 300)) {
mf_classic_emulator(&emulator, &tx_rx);
}
}
@@ -510,6 +514,8 @@ void nfc_worker_emulate_mifare_classic(NfcWorker* nfc_worker) {
}
nfca_signal_free(nfca_signal);
rfal_platform_spi_release();
}
void nfc_worker_read_mifare_desfire(NfcWorker* nfc_worker) {