86 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			86 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| #include "api-hal-nfc.h"
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| #include <st25r3916.h>
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| 
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| static bool dev_is_found = false;
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| 
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| ReturnCode api_hal_nfc_init() {
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|     // Check if Nfc worker was started
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|     if(rfalNfcGetState() > RFAL_NFC_STATE_NOTINIT) {
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|         return ERR_NONE;
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|     }
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|     return rfalNfcInitialize();
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| }
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| 
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| bool api_hal_nfc_is_busy() {
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|     return rfalNfcGetState() > RFAL_NFC_STATE_IDLE;
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| }
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| 
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| void api_hal_nfc_field_on() {
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|     api_hal_nfc_exit_sleep();
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|     st25r3916TxRxOn();
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| }
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| 
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| void api_hal_nfc_field_off() {
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|     st25r3916TxRxOff();
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|     api_hal_nfc_start_sleep();
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| }
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| 
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| void api_hal_nfc_start_sleep() {
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|     rfalLowPowerModeStart();
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| }
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| 
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| void api_hal_nfc_exit_sleep() {
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|     rfalLowPowerModeStop();
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| }
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| 
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| static void api_hal_nfc_change_state_cb(rfalNfcState st) {
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|     FURI_LOG_D("HAL NFC", "NFC worker state: %d", st);
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|     if(st >= RFAL_NFC_STATE_POLL_SELECT) {
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|         dev_is_found = true;
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|     }
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| }
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| 
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| bool api_hal_nfc_detect(rfalNfcDevice **dev_list, uint8_t* dev_cnt, uint32_t cycles) {
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|     furi_assert(dev_list);
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|     furi_assert(dev_cnt);
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| 
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|     rfalLowPowerModeStop();
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|     if(rfalNfcGetState() == RFAL_NFC_STATE_NOTINIT) {
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|         rfalNfcInitialize();
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|     }
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|     rfalNfcDiscoverParam params;
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|     params.compMode = RFAL_COMPLIANCE_MODE_EMV;
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|     params.techs2Find = RFAL_NFC_POLL_TECH_A | RFAL_NFC_POLL_TECH_B | RFAL_NFC_POLL_TECH_F |
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|                         RFAL_NFC_POLL_TECH_V | RFAL_NFC_POLL_TECH_AP2P | RFAL_NFC_POLL_TECH_ST25TB;
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|     params.totalDuration = 1000;
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|     params.devLimit = 3;
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|     params.wakeupEnabled = false;
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|     params.wakeupConfigDefault = true;
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|     params.nfcfBR = RFAL_BR_212;
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|     params.ap2pBR = RFAL_BR_424;
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|     params.maxBR = RFAL_BR_KEEP;
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|     params.GBLen = RFAL_NFCDEP_GB_MAX_LEN;
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|     params.notifyCb = api_hal_nfc_change_state_cb;
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| 
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|     dev_is_found = false;
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|     rfalNfcDiscover(¶ms);
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|     while(--cycles) {
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|         rfalNfcWorker();
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|         FURI_LOG_D("HAL NFC", "Current state %d", rfalNfcGetState());
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|         if(dev_is_found) {
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|             rfalNfcGetDevicesFound(dev_list, dev_cnt);
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|             FURI_LOG_D("HAL NFC", "Found %d devices", dev_cnt);
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|             break;
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|         }
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|         osDelay(5);
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|     }
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|     rfalNfcDeactivate(false);
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|     rfalLowPowerModeStart();
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|     if(!cycles) {
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|         FURI_LOG_D("HAL NFC", "Timeout");
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|         return false;
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|     }
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| 
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|     return true;
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| }
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