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cident - verify rats has size and empty buffers before

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This commit is contained in:
iceman1001 2020-10-29 12:26:43 +01:00
commit fd6dda5e36
1 changed files with 52 additions and 42 deletions
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94
armsrc/mifarecmd.c
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@ -2247,6 +2247,11 @@ void MifareCIdent(bool is_mfc) {
uint8_t *par = BigBuf_malloc(MAX_PARITY_SIZE); uint8_t *par = BigBuf_malloc(MAX_PARITY_SIZE);
uint8_t *buf = BigBuf_malloc(PM3_CMD_DATA_SIZE); uint8_t *buf = BigBuf_malloc(PM3_CMD_DATA_SIZE);
uint8_t *uid = BigBuf_malloc(10); uint8_t *uid = BigBuf_malloc(10);
memset(par, 0x00, MAX_PARITY_SIZE);
memset(buf, 0x00, PM3_CMD_DATA_SIZE);
memset(uid, 0x00, 10);
uint32_t cuid = 0; uint32_t cuid = 0;
uint8_t data[1] = {0x00}; uint8_t data[1] = {0x00};
@ -2278,50 +2283,53 @@ void MifareCIdent(bool is_mfc) {
ReaderTransmit(rats, sizeof(rats), NULL); ReaderTransmit(rats, sizeof(rats), NULL);
res = ReaderReceive(buf, par); res = ReaderReceive(buf, par);
// test for some MFC gen2 if (res ) {
if (memcmp(buf, "\x09\x78\x00\x91\x02\xDA\xBC\x19\x10\xF0\x05", 11) == 0) {
// super card ident // test for some MFC gen2
uint8_t super[] = {0x0A, 0x00, 0x00, 0xA6, 0xB0, 0x00, 0x10, 0x14, 0x1D}; if (memcmp(buf, "\x09\x78\x00\x91\x02\xDA\xBC\x19\x10\xF0\x05", 11) == 0) {
ReaderTransmit(super, sizeof(super), NULL);
res = ReaderReceive(buf, par); // super card ident
if (res == 22) { uint8_t super[] = {0x0A, 0x00, 0x00, 0xA6, 0xB0, 0x00, 0x10, 0x14, 0x1D};
isGen = MAGIC_SUPER; ReaderTransmit(super, sizeof(super), NULL);
res = ReaderReceive(buf, par);
if (res == 22) {
isGen = MAGIC_SUPER;
goto OUT;
}
isGen = MAGIC_GEN_2;
goto OUT;
}
// test for some MFC 7b gen2
if (memcmp(buf, "\x0D\x78\x00\x71\x02\x88\x49\xA1\x30\x20\x15\x06\x08\x56\x3D", 15) == 0) {
isGen = MAGIC_GEN_2;
goto OUT;
}
// test for Ultralight magic gen2
if (memcmp(buf, "\x0A\x78\x00\x81\x02\xDB\xA0\xC1\x19\x40\x2A\xB5", 12) == 0) {
isGen = MAGIC_GEN_2;
goto OUT;
}
// test for Ultralight EV1 magic gen2
if (memcmp(buf, "\x85\x00\x00\xA0\x00\x00\x0A\xC3\x00\x04\x03\x01\x01\x00\x0B\x03\x41\xDF", 18) == 0) {
isGen = MAGIC_GEN_2;
goto OUT;
}
// test for some other Ultralight EV1 magic gen2
if (memcmp(buf, "\x85\x00\x00\xA0\x0A\x00\x0A\xC3\x00\x04\x03\x01\x01\x00\x0B\x03\x16\xD7", 18) == 0) {
isGen = MAGIC_GEN_2;
goto OUT;
}
// test for some other Ultralight magic gen2
if (memcmp(buf, "\x85\x00\x00\xA0\x0A\x00\x0A\xB0\x00\x00\x00\x00\x00\x00\x00\x00\x18\x4D", 18) == 0) {
isGen = MAGIC_GEN_2;
goto OUT;
}
// test for NTAG213 magic gen2
if (memcmp(buf, "\x85\x00\x00\xA0\x00\x00\x0A\xA5\x00\x04\x04\x02\x01\x00\x0F\x03\x79\x0C", 18) == 0) {
isGen = MAGIC_GEN_2;
goto OUT; goto OUT;
} }
isGen = MAGIC_GEN_2;
goto OUT;
}
// test for some MFC 7b gen2
if (memcmp(buf, "\x0D\x78\x00\x71\x02\x88\x49\xA1\x30\x20\x15\x06\x08\x56\x3D", 15) == 0) {
isGen = MAGIC_GEN_2;
goto OUT;
}
// test for Ultralight magic gen2
if (memcmp(buf, "\x0A\x78\x00\x81\x02\xDB\xA0\xC1\x19\x40\x2A\xB5", 12) == 0) {
isGen = MAGIC_GEN_2;
goto OUT;
}
// test for Ultralight EV1 magic gen2
if (memcmp(buf, "\x85\x00\x00\xA0\x00\x00\x0A\xC3\x00\x04\x03\x01\x01\x00\x0B\x03\x41\xDF", 18) == 0) {
isGen = MAGIC_GEN_2;
goto OUT;
}
// test for some other Ultralight EV1 magic gen2
if (memcmp(buf, "\x85\x00\x00\xA0\x0A\x00\x0A\xC3\x00\x04\x03\x01\x01\x00\x0B\x03\x16\xD7", 18) == 0) {
isGen = MAGIC_GEN_2;
goto OUT;
}
// test for some other Ultralight magic gen2
if (memcmp(buf, "\x85\x00\x00\xA0\x0A\x00\x0A\xB0\x00\x00\x00\x00\x00\x00\x00\x00\x18\x4D", 18) == 0) {
isGen = MAGIC_GEN_2;
goto OUT;
}
// test for NTAG213 magic gen2
if (memcmp(buf, "\x85\x00\x00\xA0\x00\x00\x0A\xA5\x00\x04\x04\x02\x01\x00\x0F\x03\x79\x0C", 18) == 0) {
isGen = MAGIC_GEN_2;
goto OUT;
} }
if (is_mfc == false) { if (is_mfc == false) {
@ -2767,6 +2775,8 @@ void MifareU_Counter_Tearoff(uint8_t counter, uint32_t tearoff_time) {
if (!iso14443a_select_card(NULL, NULL, NULL, true, 0, true)) { if (!iso14443a_select_card(NULL, NULL, NULL, true, 0, true)) {
if (DBGLEVEL >= DBG_ERROR) Dbprintf("Can't select card"); if (DBGLEVEL >= DBG_ERROR) Dbprintf("Can't select card");
OnError(1); OnError(1);
switch_off();
LEDsoff();
return; return;
}; };
@ -2775,6 +2785,6 @@ void MifareU_Counter_Tearoff(uint8_t counter, uint32_t tearoff_time) {
LED_D_ON(); LED_D_ON();
SpinDelayUsPrecision(tearoff_time); SpinDelayUsPrecision(tearoff_time);
switch_off(); switch_off();
LEDsoff();
reply_ng(CMD_HF_MFU_COUNTER_TEAROFF, PM3_SUCCESS, NULL, 0); reply_ng(CMD_HF_MFU_COUNTER_TEAROFF, PM3_SUCCESS, NULL, 0);
} }