#include "mifaredesfire.h"
#include "des.h"
+#include "BigBuf.h"
#define MAX_APPLICATION_COUNT 28
#define MAX_FILE_COUNT 16
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));
- iso14a_card_select_t *card = (iso14a_card_select_t*)cardbuf;
-
- iso14a_set_tracing(TRUE);
iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
+ set_tracing(TRUE);
+
+ byte_t cardbuf[USB_CMD_DATA_SIZE] = {0x00};
+ iso14a_card_select_t *card = (iso14a_card_select_t*)cardbuf;
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;
}
if ( flags & CLEARTRACE ){
- iso14a_clear_trace();
+ clear_trace();
}
if ( flags & INIT ){
}
if ( !len ) {
- OnError();
+ OnError(2);
return;
}
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
PCB == 0x0A because sending CID byte.
CID == 0x00 first card?
*/
- iso14a_clear_trace();
- iso14a_set_tracing(TRUE);
+ clear_trace();
+ set_tracing(TRUE);
iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
// card select - information
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;
}
len = DesfireAPDU(cmd, cmd_len, resp);
if ( !len ) {
print_result("ERROR <--: ", resp, len);
- OnError();
+ OnError(2);
return;
}
len = DesfireAPDU(cmd, cmd_len, resp);
if ( !len ) {
print_result("ERROR <--: ", resp, len);
- OnError();
+ OnError(2);
return;
}
len = DesfireAPDU(cmd, cmd_len, resp);
if ( !len ) {
print_result("ERROR <--: ", resp, len);
- OnError();
+ OnError(2);
return;
}
//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};
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
case 1:{
if (algo == 1) {
- uint8_t keybytes[8];
+ uint8_t keybytes[8] = {0x00};
uint8_t RndA[8] = {0x00};
uint8_t RndB[8] = {0x00};
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;
}
for (int x = 0; x < 8; x++) {
decRndB[x] = decRndB[x] ^ encRndA[x];
-
}
des_dec(&encRndB, &decRndB, key->data);
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;
}
for (int x = 0; x < 8; x++) {
if (decRndA[x] != encRndA[x]) {
DbpString("Authetication failed. Cannot varify PICC.");
- OnError();
+ OnError(4);
return;
}
}
} else {
DbpString("Authetication failed.");
- OnError();
+ OnError(6);
return;
}
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);
if( MF_DBGLEVEL >= 4) {
Dbprintf("AES context failed to init");
}
- OnError();
+ OnError(7);
return;
}
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;
}
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;
}
print_result("SESSION : ", skey->data, 16);
} else {
DbpString("Authetication failed.");
- OnError();
+ OnError(7);
return;
}
-
break;
}
}
size_t len = 0;
size_t wrappedLen = 0;
- uint8_t wCmd[USB_CMD_DATA_SIZE] = {0};
+ uint8_t wCmd[USB_CMD_DATA_SIZE] = {0x00};
- uint8_t *resp = ((uint8_t *)BigBuf) + RECV_RESP_OFFSET;
- uint8_t *resp_par = ((uint8_t *)BigBuf) + RECV_RESP_PAR_OFFSET;
+ uint8_t resp[MAX_FRAME_SIZE];
+ uint8_t par[MAX_PARITY_SIZE];
wrappedLen = CreateAPDU( cmd, cmd_len, wCmd);
}
ReaderTransmit( wCmd, wrappedLen, NULL);
- len = ReaderReceive(resp, resp_par);
+ len = ReaderReceive(resp, par);
if( len == 0x00 ){
- if (MF_DBGLEVEL >= 4) {
- Dbprintf("fukked");
- }
+ if (MF_DBGLEVEL >= 4) Dbprintf("fukked");
return FALSE; //DATA LINK ERROR
}
// if we received an I- or R(ACK)-Block with a block number equal to the
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();
}