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ADD: @marshmellow42 's changes / fixes.

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This commit is contained in:
iceman1001
2015-05-31 21:47:33 +02:00
parent 7142c87e1f
commit 2d2f7d1948
7 changed files with 64 additions and 87 deletions
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13
armsrc/iso14443a.c
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@@ -673,6 +673,7 @@ void RAMFUNC SniffIso14443a(uint8_t param) {
}
/* And ready to receive another command. */
UartReset();
//UartInit(receivedCmd, receivedCmdPar);
/* And also reset the demod code, which might have been */
/* false-triggered by the commands from the reader. */
DemodReset();
@@ -1034,7 +1035,7 @@ void SimulateIso14443aTag(int tagType, int flags, int uid_2nd, byte_t* data)
response3a[0] = sak & 0xFB;
ComputeCrc14443(CRC_14443_A, response3a, 1, &response3a[1], &response3a[2]);
uint8_t response5[] = { 0x01, 0x02, 0x03, 0x04 }; // Very random tag nonce
uint8_t response5[] = { 0x01, 0x01, 0x01, 0x01 }; // Very random tag nonce
uint8_t response6[] = { 0x04, 0x58, 0x80, 0x02, 0x00, 0x00 }; // dummy ATS (pseudo-ATR), answer to RATS:
// Format byte = 0x58: FSCI=0x08 (FSC=256), TA(1) and TC(1) present,
// TA(1) = 0x80: different divisors not supported, DR = 1, DS = 1
@@ -2332,7 +2333,7 @@ void Mifare1ksim(uint8_t flags, uint8_t exitAfterNReads, uint8_t arg2, uint8_t *
uint8_t rSAK[] = {0x09, 0x3f, 0xcc }; // Mifare Mini
uint8_t rSAK1[] = {0x04, 0xda, 0x17};
uint8_t rAUTH_NT[] = {0x01, 0x02, 0x03, 0x04};
uint8_t rAUTH_NT[] = {0x01, 0x01, 0x01, 0x01};
uint8_t rAUTH_AT[] = {0x00, 0x00, 0x00, 0x00};
//Here, we collect UID,NT,AR,NR,UID2,NT2,AR2,NR2
@@ -2341,8 +2342,6 @@ void Mifare1ksim(uint8_t flags, uint8_t exitAfterNReads, uint8_t arg2, uint8_t *
uint32_t ar_nr_responses[] = {0,0,0,0,0,0,0,0,0,0};
uint8_t ar_nr_collected = 0;
Dbprintf("FIRE");
// free eventually allocated BigBuf memory but keep Emulator Memory
BigBuf_free_keep_EM();
@@ -2350,7 +2349,6 @@ void Mifare1ksim(uint8_t flags, uint8_t exitAfterNReads, uint8_t arg2, uint8_t *
clear_trace();
set_tracing(TRUE);
Dbprintf("ICE");
// Authenticate response - nonce
uint32_t nonce = bytes_to_num(rAUTH_NT, 4);
@@ -2380,7 +2378,6 @@ void Mifare1ksim(uint8_t flags, uint8_t exitAfterNReads, uint8_t arg2, uint8_t *
}
}
Dbprintf("ICE2");
// save uid.
ar_nr_responses[0*5] = bytes_to_num(rUIDBCC1+1, 3);
if ( _7BUID )
@@ -2413,7 +2410,6 @@ void Mifare1ksim(uint8_t flags, uint8_t exitAfterNReads, uint8_t arg2, uint8_t *
}
}
Dbprintf("ICE3");
bool finished = FALSE;
while (!BUTTON_PRESS() && !finished) {
WDT_HIT();
@@ -2933,7 +2929,8 @@ void RAMFUNC SniffMifare(uint8_t param) {
if (MfSniffLogic(receivedCmd, Uart.len, Uart.parity, Uart.bitCount, TRUE)) break;
/* And ready to receive another command. */
UartInit(receivedCmd, receivedCmdPar);
//UartInit(receivedCmd, receivedCmdPar);
UartReset();
/* And also reset the demod code */
DemodReset();

2
armsrc/mifarecmd.c
View File

@@ -742,7 +742,7 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat
// nested authentication
auth2_time = auth1_time + delta_time;
len = mifare_sendcmd_shortex(pcs, AUTH_NESTED, 0x60 + (targetKeyType & 0x01), targetBlockNo, receivedAnswer, par, &auth2_time);
len = mifare_sendcmd_short(pcs, AUTH_NESTED, 0x60 + (targetKeyType & 0x01), targetBlockNo, receivedAnswer, par, &auth2_time);
if (len != 4) {
if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth2 error len=%d", len);
continue;

53
armsrc/mifareutil.c
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@@ -65,12 +65,6 @@ uint8_t mf_crypto1_encrypt4bit(struct Crypto1State *pcs, uint8_t data) {
return bt;
}
// send 2 byte commands
int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing)
{
return mifare_sendcmd_shortex(pcs, crypted, cmd, data, answer, answer_parity, timing);
}
// send X byte basic commands
int mifare_sendcmd(uint8_t cmd, uint8_t* data, uint8_t data_size, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing)
{
@@ -88,52 +82,8 @@ int mifare_sendcmd(uint8_t cmd, uint8_t* data, uint8_t data_size, uint8_t* answe
return len;
}
/*
int mifare_sendcmd_short_mfucauth(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t *data, uint8_t *answer, uint8_t *answer_parity, uint32_t *timing)
{
uint8_t dcmd[19];
int len;
dcmd[0] = cmd;
memcpy(dcmd+1,data,16);
AppendCrc14443a(dcmd, 17);
ReaderTransmit(dcmd, sizeof(dcmd), timing);
len = ReaderReceive(answer, answer_parity);
if(!len) {
if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Authentication failed. Card timeout.");
len = ReaderReceive(answer,answer_parity);
}
if(len==1) {
if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("NAK - Authentication failed.");
return 1;
}
return len;
}
int mifare_sendcmd_short_mfuev1auth(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t *data, uint8_t *answer, uint8_t *answer_parity, uint32_t *timing)
{
uint8_t dcmd[7];
int len;
dcmd[0] = cmd;
memcpy(dcmd+1,data,4);
AppendCrc14443a(dcmd, 5);
ReaderTransmit(dcmd, sizeof(dcmd), timing);
len = ReaderReceive(answer, answer_parity);
if(!len) {
if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Authentication failed. Card timeout.");
len = ReaderReceive(answer,answer_parity);
}
if(len==1) {
if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("NAK - Authentication failed.");
return 1;
}
return len;
}
*/
// send 2 byte commands
int mifare_sendcmd_shortex(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t *answer, uint8_t *answer_parity, uint32_t *timing)
int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t *answer, uint8_t *answer_parity, uint32_t *timing)
{
uint8_t dcmd[4], ecmd[4];
uint16_t pos, res;
@@ -321,7 +271,6 @@ int mifare_ul_ev1_auth(uint8_t *keybytes, uint8_t *pack){
if (MF_DBGLEVEL >= MF_DBG_EXTENDED)
Dbprintf("EV1 Auth : %02x%02x%02x%02x", key[0], key[1], key[2], key[3]);
len = mifare_sendcmd(0x1B, key, sizeof(key), resp, respPar, NULL);
//len = mifare_sendcmd_short_mfuev1auth(NULL, 0, 0x1B, key, resp, respPar, NULL);
if (len != 4) {

5
armsrc/mifareutil.h
View File

@@ -53,11 +53,8 @@ extern int MF_DBGLEVEL;
#define cardSTATE_TO_IDLE() cardSTATE = MFEMUL_IDLE; LED_B_OFF(); LED_C_OFF();
//functions
int mifare_sendcmd(uint8_t cmd, uint8_t *data, uint8_t data_size, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);
int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);
int mifare_sendcmd(uint8_t cmd, uint8_t *data, uint8_t data_size, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);
//int mifare_sendcmd_short_mfucauth(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t *data, uint8_t *answer, uint8_t *answer_parity, uint32_t *timing);
//int mifare_sendcmd_short_mfuev1auth(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t *data, uint8_t *answer, uint8_t *answer_parity, uint32_t *timing);
// mifare classic
int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested);