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Merge branch 'master' of https://github.com/Proxmark/proxmark3

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Conflicts:
	armsrc/epa.c
This commit is contained in:
iceman1001
2015-02-12 09:54:21 +01:00
parent 0310364d23 8b9393d3bd
commit 31b3689f0b
9 changed files with 78 additions and 35 deletions
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6
armsrc/epa.c
View File

@@ -259,10 +259,6 @@ void EPA_PACE_Collect_Nonce(UsbCommand *c)
return;
}
// increase the timeout (at least some cards really do need this!)
iso14a_set_timeout(0x0002FFFF);
Dbprintf("epa: Epic!");
// read the CardAccess file
// this array will hold the CardAccess file
uint8_t card_access[256] = {0};
@@ -436,8 +432,6 @@ int EPA_Setup()
iso14a_set_timeout(10500);
iso14a_set_timeout(10500);
// select the card
return_code = iso14443a_select_card(uid, &card_select_info, NULL);
if (return_code != 1) {

32
armsrc/iso14443a.c
View File

@@ -141,16 +141,40 @@ const uint8_t OddByteParity[256] = {
1, 0, 0, 1, 0, 1, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1
};
void iso14a_set_trigger(bool enable) {
trigger = enable;
}
void iso14a_set_timeout(uint32_t timeout) {
iso14a_timeout = timeout;
if(MF_DBGLEVEL >= 3) Dbprintf("ISO14443A Timeout set to %ld (%dms)", iso14a_timeout, iso14a_timeout / 106);
}
void iso14a_set_ATS_timeout(uint8_t *ats) {
uint8_t tb1;
uint8_t fwi;
uint32_t fwt;
if (ats[0] > 1) { // there is a format byte T0
if ((ats[1] & 0x20) == 0x20) { // there is an interface byte TB(1)
if ((ats[1] & 0x10) == 0x10) { // there is an interface byte TA(1) preceding TB(1)
tb1 = ats[3];
} else {
tb1 = ats[2];
}
fwi = (tb1 & 0xf0) >> 4; // frame waiting indicator (FWI)
fwt = 256 * 16 * (1 << fwi); // frame waiting time (FWT) in 1/fc
iso14a_set_timeout(fwt/(8*16));
}
}
}
//-----------------------------------------------------------------------------
// Generate the parity value for a byte sequence
//
@@ -1600,7 +1624,7 @@ static int GetIso14443aAnswerFromTag(uint8_t *receivedResponse, uint8_t *receive
if(ManchesterDecoding(b, offset, 0)) {
NextTransferTime = MAX(NextTransferTime, Demod.endTime - (DELAY_AIR2ARM_AS_READER + DELAY_ARM2AIR_AS_READER)/16 + FRAME_DELAY_TIME_PICC_TO_PCD);
return TRUE;
} else if (c++ > iso14a_timeout) {
} else if (c++ > iso14a_timeout && Demod.state == DEMOD_UNSYNCD) {
return FALSE;
}
}
@@ -1798,6 +1822,10 @@ int iso14443a_select_card(byte_t *uid_ptr, iso14a_card_select_t *p_hi14a_card, u
// reset the PCB block number
iso14_pcb_blocknum = 0;
// set default timeout based on ATS
iso14a_set_ATS_timeout(resp);
return 1;
}

1
armsrc/iso14443a.h
View File

@@ -86,6 +86,5 @@ extern void iso14443a_setup(uint8_t fpga_minor_mode);
extern int iso14_apdu(uint8_t *cmd, uint16_t cmd_len, void *data);
extern int iso14443a_select_card(uint8_t *uid_ptr, iso14a_card_select_t *resp_data, uint32_t *cuid_ptr);
extern void iso14a_set_trigger(bool enable);
extern void iso14a_set_timeout(uint32_t timeout);
#endif /* __ISO14443A_H */