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hf mf chk refactoring. works

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merlokk 2017-10-09 18:30:31 +03:00
commit 0ab4c6c5fa
1 changed files with 40 additions and 32 deletions
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68
armsrc/mifarecmd.c
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@ -962,7 +962,7 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat
//
//-----------------------------------------------------------------------------
// one key check
int MifareChkKey(uint8_t *uid, uint32_t *cuid, uint8_t *cascade_levels, uint64_t ui64Key, uint8_t blockNo, uint8_t keyType, uint8_t debugLevel) {
int MifareChkBlockKey(uint8_t *uid, uint32_t *cuid, uint8_t *cascade_levels, uint64_t ui64Key, uint8_t blockNo, uint8_t keyType, uint8_t debugLevel) {
uint32_t timeout = 0;
struct Crypto1State mpcs = {0, 0};
@ -1003,34 +1003,14 @@ int MifareChkKey(uint8_t *uid, uint32_t *cuid, uint8_t *cascade_levels, uint64_t
}
// multi key check
void MifareChkKeys(uint16_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
{
uint8_t blockNo = arg0 & 0xff;
uint8_t keyType = (arg0 >> 8) & 0xff;
bool clearTrace = arg1;
uint8_t keyCount = arg2;
uint64_t ui64Key = 0;
uint8_t cascade_levels = 0;
int i;
byte_t isOK = 0;
uint8_t MifareChkBlockKeys(uint8_t *keys, uint8_t keyCount, uint8_t blockNo, uint8_t keyType, uint8_t debugLevel) {
uint8_t uid[10];
uint32_t cuid = 0;
// clear debug level
int OLD_MF_DBGLEVEL = MF_DBGLEVEL;
MF_DBGLEVEL = MF_DBG_NONE;
LED_A_ON();
LED_B_OFF();
LED_C_OFF();
iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
if (clearTrace) clear_trace();
set_tracing(true);
uint8_t cascade_levels = 0;
uint64_t ui64Key = 0;
int retryCount = 0;
for (i = 0; i < keyCount; i++) {
for (uint8_t i = 0; i < keyCount; i++) {
// Allow button press / usb cmd to interrupt device
if (BUTTON_PRESS() && !usb_poll_validate_length()) {
@ -1038,8 +1018,8 @@ void MifareChkKeys(uint16_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
break;
}
ui64Key = bytes_to_num(datain + i * 6, 6);
int res = MifareChkKey(uid, &cuid, &cascade_levels, ui64Key, blockNo, keyType, OLD_MF_DBGLEVEL);
ui64Key = bytes_to_num(keys + i * 6, 6);
int res = MifareChkBlockKey(uid, &cuid, &cascade_levels, ui64Key, blockNo, keyType, debugLevel);
// can't select
if (res == 1) {
retryCount++;
@ -1055,12 +1035,40 @@ void MifareChkKeys(uint16_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
continue; // can't auth. wrong key.
}
isOK = 1;
break;
return i + 1;
}
return 0;
}
// key check via usb
void MifareChkKeys(uint16_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
{
uint8_t blockNo = arg0 & 0xff;
uint8_t keyType = (arg0 >> 8) & 0xff;
bool clearTrace = arg1;
uint8_t keyCount = arg2;
// clear debug level
int OLD_MF_DBGLEVEL = MF_DBGLEVEL;
MF_DBGLEVEL = MF_DBG_NONE;
LED_A_ON();
LED_B_OFF();
LED_C_OFF();
iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
if (clearTrace) clear_trace();
set_tracing(true);
uint8_t res = MifareChkBlockKeys(datain, keyCount, blockNo, keyType, OLD_MF_DBGLEVEL);
LED_B_ON();
cmd_send(CMD_ACK,isOK,0,0,datain + i * 6,6);
if (res != 0) {
cmd_send(CMD_ACK, 1, 0, 0, datain + (res - 1) * 6, 6);
} else {
cmd_send(CMD_ACK, 0, 0, 0, NULL, 0);
}
LED_B_OFF();
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);