X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/7c5f70dd9f8805967628f429f96fe1159a8bb827..d8c927bcecd62e67da420f73ee9d6620c30bde1f:/armsrc/mifaredesfire.c?ds=inline diff --git a/armsrc/mifaredesfire.c b/armsrc/mifaredesfire.c index 155538cb..57376151 100644 --- a/armsrc/mifaredesfire.c +++ b/armsrc/mifaredesfire.c @@ -18,13 +18,9 @@ static uint8_t deselect_cmd[] = {0xc2,0xe0,0xb4}; //static uint8_t __res[MAX_FRAME_SIZE]; bool InitDesfireCard(){ - - // Make sure it is off. -// FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); -// SpinDelay(300); - byte_t cardbuf[USB_CMD_DATA_SIZE]; - memset(cardbuf,0,sizeof(cardbuf)); + byte_t cardbuf[USB_CMD_DATA_SIZE] = {0x00}; + iso14a_card_select_t *card = (iso14a_card_select_t*)cardbuf; iso14a_set_tracing(TRUE); @@ -33,8 +29,9 @@ bool InitDesfireCard(){ int len = iso14443a_select_card(NULL,card,NULL); if (!len) { - if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card"); - OnError(); + if (MF_DBGLEVEL >= MF_DBG_ERROR) + Dbprintf("Can't select card"); + OnError(1); return false; } return true; @@ -82,7 +79,7 @@ void MifareSendCommand(uint8_t arg0, uint8_t arg1, uint8_t *datain){ } if ( !len ) { - OnError(); + OnError(2); return; } @@ -99,13 +96,9 @@ void MifareSendCommand(uint8_t arg0, uint8_t arg1, uint8_t *datain){ void MifareDesfireGetInformation(){ int len = 0; - uint8_t resp[USB_CMD_DATA_SIZE]; - uint8_t dataout[USB_CMD_DATA_SIZE]; - byte_t cardbuf[USB_CMD_DATA_SIZE]; - - memset(resp,0,sizeof(resp)); - memset(dataout,0, sizeof(dataout)); - memset(cardbuf,0,sizeof(cardbuf)); + uint8_t resp[USB_CMD_DATA_SIZE] = {0x00}; + uint8_t dataout[USB_CMD_DATA_SIZE] = {0x00}; + byte_t cardbuf[USB_CMD_DATA_SIZE] = {0x00}; /* 1 = PCB 1 @@ -124,10 +117,10 @@ void MifareDesfireGetInformation(){ iso14a_card_select_t *card = (iso14a_card_select_t*)cardbuf; byte_t isOK = iso14443a_select_card(NULL, card, NULL); if ( isOK == 0) { - if (MF_DBGLEVEL >= 1) { + if (MF_DBGLEVEL >= MF_DBG_ERROR) { Dbprintf("Can't select card"); } - OnError(); + OnError(1); return; } @@ -143,7 +136,7 @@ void MifareDesfireGetInformation(){ len = DesfireAPDU(cmd, cmd_len, resp); if ( !len ) { print_result("ERROR <--: ", resp, len); - OnError(); + OnError(2); return; } @@ -156,7 +149,7 @@ void MifareDesfireGetInformation(){ len = DesfireAPDU(cmd, cmd_len, resp); if ( !len ) { print_result("ERROR <--: ", resp, len); - OnError(); + OnError(2); return; } @@ -168,7 +161,7 @@ void MifareDesfireGetInformation(){ len = DesfireAPDU(cmd, cmd_len, resp); if ( !len ) { print_result("ERROR <--: ", resp, len); - OnError(); + OnError(2); return; } @@ -191,7 +184,6 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain //uint8_t new_key_data8[8] = { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77}; //uint8_t new_key_data16[16] = { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xDD,0xEE,0xFF}; - //uint8_t* bigbuffer = get_bigbufptr_recvrespbuf(); uint8_t resp[256] = {0x00}; uint8_t IV[16] = {0x00}; @@ -205,10 +197,6 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain uint8_t encBoth[32] = {0x00}; InitDesfireCard(); - - LED_A_ON(); - LED_B_OFF(); - LED_C_OFF(); // 3 olika sätt att authenticera. AUTH (CRC16) , AUTH_ISO (CRC32) , AUTH_AES (CRC32) // 4 olika crypto algo DES, 3DES, 3K3DES, AES @@ -219,7 +207,7 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain case 1:{ if (algo == 1) { - uint8_t keybytes[8]; + uint8_t keybytes[8] = {0x00}; uint8_t RndA[8] = {0x00}; uint8_t RndB[8] = {0x00}; @@ -237,17 +225,17 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain cmd[1] = keyno; //keynumber len = DesfireAPDU(cmd, 2, resp); if ( !len ) { - if (MF_DBGLEVEL >= 1) { + if (MF_DBGLEVEL >= MF_DBG_ERROR) { DbpString("Authentication failed. Card timeout."); } - OnError(); + OnError(3); return; } if ( resp[2] == 0xaf ){ } else { DbpString("Authetication failed. Invalid key number."); - OnError(); + OnError(3); return; } @@ -268,7 +256,6 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain for (int x = 0; x < 8; x++) { decRndB[x] = decRndB[x] ^ encRndA[x]; - } des_dec(&encRndB, &decRndB, key->data); @@ -280,10 +267,10 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain len = DesfireAPDU(cmd, 17, resp); if ( !len ) { - if (MF_DBGLEVEL >= 1) { + if (MF_DBGLEVEL >= MF_DBG_ERROR) { DbpString("Authentication failed. Card timeout."); } - OnError(); + OnError(3); return; } @@ -300,7 +287,7 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain for (int x = 0; x < 8; x++) { if (decRndA[x] != encRndA[x]) { DbpString("Authetication failed. Cannot varify PICC."); - OnError(); + OnError(4); return; } } @@ -353,7 +340,7 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain } else { DbpString("Authetication failed."); - OnError(); + OnError(6); return; } @@ -366,14 +353,14 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain case 3:{ //defaultkey - uint8_t keybytes[16]; + uint8_t keybytes[16] = {0x00}; if (datain[1] == 0xff){ memcpy(keybytes,PICC_MASTER_KEY16,16); } else{ memcpy(keybytes, datain+1, datalen); } - struct desfire_key defaultkey = {0}; + struct desfire_key defaultkey = {0x00}; desfirekey_t key = &defaultkey; Desfire_aes_key_new( keybytes, key); @@ -382,7 +369,7 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain if( MF_DBGLEVEL >= 4) { Dbprintf("AES context failed to init"); } - OnError(); + OnError(7); return; } @@ -390,10 +377,10 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain cmd[1] = 0x00; //keynumber len = DesfireAPDU(cmd, 2, resp); if ( !len ) { - if (MF_DBGLEVEL >= 1) { + if (MF_DBGLEVEL >= MF_DBG_ERROR) { DbpString("Authentication failed. Card timeout."); } - OnError(); + OnError(3); return; } @@ -411,10 +398,10 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain len = DesfireAPDU(cmd, 33, resp); // 1 + 32 == 33 if ( !len ) { - if (MF_DBGLEVEL >= 1) { + if (MF_DBGLEVEL >= MF_DBG_ERROR) { DbpString("Authentication failed. Card timeout."); } - OnError(); + OnError(3); return; } @@ -426,10 +413,9 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain print_result("SESSION : ", skey->data, 16); } else { DbpString("Authetication failed."); - OnError(); + OnError(7); return; } - break; } } @@ -512,10 +498,10 @@ void OnSuccess(){ LEDsoff(); } -void OnError(){ +void OnError(uint8_t reason){ pcb_blocknum = 0; ReaderTransmit(deselect_cmd, 3 , NULL); FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - cmd_send(CMD_ACK,0,0,0,0,0); + cmd_send(CMD_ACK,0,reason,0,0,0); LEDsoff(); }