mirror of
https://github.com/RfidResearchGroup/proxmark3.git
synced 2025-08-14 10:37:23 -07:00
chg: enable/disable hf fpga tracing
This commit is contained in:
iceman1001
parent
d78b308470
commit
eb9f67635b
3 changed files with 76 additions and 7 deletions
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@ -435,7 +435,6 @@ static bool MifareSimInit(uint16_t flags, uint8_t *datain, uint16_t atqa, uint8_
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return true;
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}
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/**
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*MIFARE 1K simulate.
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*
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@ -547,16 +546,19 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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continue;
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}
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FpgaEnableTracing();
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//Now, get data
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int res = EmGetCmd(receivedCmd, &receivedCmd_len, receivedCmd_par);
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if (res == 2) { //Field is off!
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FpgaDisableTracing();
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LEDsoff();
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cardSTATE = MFEMUL_NOFIELD;
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if (DBGLEVEL >= DBG_EXTENDED)
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Dbprintf("cardSTATE = MFEMUL_NOFIELD");
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continue;
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} else if (res == 1) { // button pressed
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FpgaDisableTracing();
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button_pushed = true;
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if (DBGLEVEL >= DBG_EXTENDED)
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Dbprintf("Button pressed");
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@ -570,6 +572,8 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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Dbprintf("EmSendPrecompiledCmd(&responses[ATQA]);");
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EmSendPrecompiledCmd(&responses[ATQA]);
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FpgaDisableTracing();
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// init crypto block
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crypto1_deinit(pcs);
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cardAUTHKEY = AUTHKEYNONE;
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@ -637,6 +641,8 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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// Incoming SELECT ALL for any cascade level
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if (receivedCmd_len == 2 && receivedCmd[1] == 0x20) {
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EmSendPrecompiledCmd(&responses[uid_index]);
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FpgaDisableTracing();
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if (DBGLEVEL >= DBG_EXTENDED) Dbprintf("SELECT ALL - EmSendPrecompiledCmd(%02x)", &responses[uid_index]);
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break;
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}
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@ -648,6 +654,8 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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(uid_len == 7 && uid_index == UIDBCC2) ||
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(uid_len == 10 && uid_index == UIDBCC3);
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EmSendPrecompiledCmd(&responses[cl_finished ? SAK : SAKuid]);
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FpgaDisableTracing();
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if (DBGLEVEL >= DBG_EXTENDED) Dbprintf("SELECT CLx %02x%02x%02x%02x received", receivedCmd[2], receivedCmd[3], receivedCmd[4], receivedCmd[5]);
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if (cl_finished) {
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LED_B_ON();
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@ -670,6 +678,8 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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if (memcmp(&receivedCmd[2], responses[uid_index].response, receivedCmd_len - 2) == 0) {
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// response missing part of UID via relative array index
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EmSendPrecompiledCmd(&responses[uid_index + receivedCmd_len - 2]);
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FpgaDisableTracing();
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if (DBGLEVEL >= DBG_EXTENDED) Dbprintf("SELECT ANTICOLLISION - EmSendPrecompiledCmd(%02x)", &responses[uid_index]);
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} else {
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// IDLE, not our UID or split-byte frame anti-collision (not supports)
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@ -710,6 +720,8 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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if (!CheckCrc14A(receivedCmd_dec, receivedCmd_len)) { // all commands must have a valid CRC
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EmSend4bit(encrypted_data ? mf_crypto1_encrypt4bit(pcs, CARD_NACK_NA) : CARD_NACK_NA);
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FpgaDisableTracing();
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if (DBGLEVEL >= DBG_EXTENDED) Dbprintf("[MFEMUL_WORK] All commands must have a valid CRC %02X (%d)", receivedCmd_dec, receivedCmd_len);
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break;
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}
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@ -725,6 +737,8 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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// if authenticating to a block that shouldn't exist - as long as we are not doing the reader attack
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if (((flags & FLAG_NR_AR_ATTACK) != FLAG_NR_AR_ATTACK)) {
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EmSend4bit(mf_crypto1_encrypt4bit(pcs, CARD_NACK_NA));
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FpgaDisableTracing();
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if (DBGLEVEL >= DBG_EXTENDED) Dbprintf("Reader tried to operate (0x%02x) on out of range block: %d (0x%02x), nacking", receivedCmd_dec[0], receivedCmd_dec[1], receivedCmd_dec[1]);
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break;
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}
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@ -754,6 +768,8 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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crypto1_word(pcs, cuid ^ nonce, 0);
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// rAUTH_NT contains prepared nonce for authenticate
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EmSendCmd(rAUTH_NT, sizeof(rAUTH_NT));
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FpgaDisableTracing();
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if (DBGLEVEL >= DBG_EXTENDED) Dbprintf("[MFEMUL_WORK] Reader authenticating for block %d (0x%02x) with key %c - nonce: %02X - ciud: %02X", receivedCmd_dec[1], receivedCmd_dec[1], (cardAUTHKEY == 0) ? 'A' : 'B', rAUTH_NT, cuid);
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} else {
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// nested authentication
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@ -765,6 +781,8 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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// we need calculate parity bits for non-encrypted sequence
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mf_crypto1_encryptEx(pcs, rAUTH_NT, rAUTH_NT_keystream, response, 4, response_par);
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EmSendCmdPar(response, 4, response_par);
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FpgaDisableTracing();
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if (DBGLEVEL >= DBG_EXTENDED) Dbprintf("[MFEMUL_WORK] Reader doing nested authentication for block %d (0x%02x) with key %c", receivedCmd_dec[1], receivedCmd_dec[1], (cardAUTHKEY == 0) ? 'A' : 'B');
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}
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@ -777,12 +795,14 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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// BUT... ACK --> NACK
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if (receivedCmd_len == 1 && receivedCmd_dec[0] == CARD_ACK) {
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EmSend4bit(encrypted_data ? mf_crypto1_encrypt4bit(pcs, CARD_NACK_NA) : CARD_NACK_NA);
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FpgaDisableTracing();
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break;
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}
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// rule 12 of 7.5.3. in ISO 14443-4. R(NAK) --> R(ACK)
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if (receivedCmd_len == 1 && receivedCmd_dec[0] == CARD_NACK_NA) {
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EmSend4bit(encrypted_data ? mf_crypto1_encrypt4bit(pcs, CARD_ACK) : CARD_ACK);
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FpgaDisableTracing();
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break;
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}
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@ -796,6 +816,8 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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// all other commands must be encrypted (authenticated)
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if (!encrypted_data) {
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EmSend4bit(CARD_NACK_NA);
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FpgaDisableTracing();
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if (DBGLEVEL >= DBG_EXTENDED) Dbprintf("[MFEMUL_WORK] Commands must be encrypted (authenticated)");
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break;
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}
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@ -805,6 +827,7 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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/*
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if (receivedCmd_dec[1] > MIFARE_4K_MAXBLOCK) {
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EmSend4bit(mf_crypto1_encrypt4bit(pcs, CARD_NACK_NA));
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FpgaDisableTracing();
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if (DBGLEVEL >= DBG_ERROR) Dbprintf("[MFEMUL_WORK] Reader tried to operate (0x%02x) on out of range block: %d (0x%02x), nacking", receivedCmd_dec[0], receivedCmd_dec[1], receivedCmd_dec[1]);
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break;
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}
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@ -812,6 +835,8 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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if (MifareBlockToSector(receivedCmd_dec[1]) != cardAUTHSC) {
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EmSend4bit(mf_crypto1_encrypt4bit(pcs, CARD_NACK_NA));
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FpgaDisableTracing();
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if (DBGLEVEL >= DBG_ERROR) Dbprintf("[MFEMUL_WORK] Reader tried to operate (0x%02x) on block (0x%02x) not authenticated for (0x%02x), nacking", receivedCmd_dec[0], receivedCmd_dec[1], cardAUTHSC);
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break;
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}
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@ -867,6 +892,8 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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AddCrc14A(response, 16);
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mf_crypto1_encrypt(pcs, response, MAX_MIFARE_FRAME_SIZE, response_par);
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EmSendCmdPar(response, MAX_MIFARE_FRAME_SIZE, response_par);
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FpgaDisableTracing();
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if (DBGLEVEL >= DBG_EXTENDED) {
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Dbprintf("[MFEMUL_WORK - EmSendCmdPar] Data Block[%d]: %02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x", blockNo,
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response[0], response[1], response[2], response[3], response[4], response[5], response[6],
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@ -888,6 +915,8 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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blockNo = receivedCmd_dec[1];
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if (DBGLEVEL >= DBG_EXTENDED) Dbprintf("[MFEMUL_WORK] RECV 0xA0 write block %d (%02x)", blockNo, blockNo);
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EmSend4bit(mf_crypto1_encrypt4bit(pcs, CARD_ACK));
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FpgaDisableTracing();
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cardWRBL = blockNo;
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cardSTATE = MFEMUL_WRITEBL2;
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if (DBGLEVEL >= DBG_EXTENDED) Dbprintf("[MFEMUL_WORK] cardSTATE = MFEMUL_WRITEBL2");
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@ -901,9 +930,11 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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if (emlCheckValBl(blockNo)) {
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if (DBGLEVEL >= DBG_ERROR) Dbprintf("[MFEMUL_WORK] Reader tried to operate on block, but emlCheckValBl failed, nacking");
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EmSend4bit(mf_crypto1_encrypt4bit(pcs, CARD_NACK_NA));
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FpgaDisableTracing();
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break;
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}
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EmSend4bit(mf_crypto1_encrypt4bit(pcs, CARD_ACK));
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FpgaDisableTracing();
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cardWRBL = blockNo;
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// INC
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@ -936,6 +967,8 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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EmSend4bit(mf_crypto1_encrypt4bit(pcs, CARD_NACK_NA));
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else
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EmSend4bit(mf_crypto1_encrypt4bit(pcs, CARD_ACK));
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FpgaDisableTracing();
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break;
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}
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@ -958,12 +991,15 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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memcpy(response, rats, rats_len);
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mf_crypto1_encrypt(pcs, response, rats_len, response_par);
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EmSendCmdPar(response, rats_len, response_par);
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FpgaDisableTracing();
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} else
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EmSendCmd(rats, rats_len);
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FpgaDisableTracing();
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if (DBGLEVEL >= DBG_EXTENDED)
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Dbprintf("[MFEMUL_WORK] RCV RATS => ACK");
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} else {
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EmSend4bit(encrypted_data ? mf_crypto1_encrypt4bit(pcs, CARD_NACK_NA) : CARD_NACK_NA);
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FpgaDisableTracing();
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if (DBGLEVEL >= DBG_EXTENDED)
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Dbprintf("[MFEMUL_WORK] RCV RATS => NACK");
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}
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@ -980,10 +1016,14 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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EmSendCmdPar(response, receivedCmd_len, response_par);
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} else
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EmSendCmd(receivedCmd_dec, receivedCmd_len);
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FpgaDisableTracing();
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if (DBGLEVEL >= DBG_EXTENDED)
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Dbprintf("[MFEMUL_WORK] RCV NXP DESELECT => ACK");
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} else {
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EmSend4bit(encrypted_data ? mf_crypto1_encrypt4bit(pcs, CARD_NACK_NA) : CARD_NACK_NA);
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FpgaDisableTracing();
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if (DBGLEVEL >= DBG_EXTENDED)
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Dbprintf("[MFEMUL_WORK] RCV NXP DESELECT => NACK");
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}
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@ -994,6 +1034,7 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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if (DBGLEVEL >= DBG_EXTENDED)
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Dbprintf("Received command not allowed, nacking");
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EmSend4bit(encrypted_data ? mf_crypto1_encrypt4bit(pcs, CARD_NACK_NA) : CARD_NACK_NA);
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FpgaDisableTracing();
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break;
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}
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@ -1101,6 +1142,7 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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num_to_bytes(ans, 4, response);
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mf_crypto1_encrypt(pcs, response, 4, response_par);
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EmSendCmdPar(response, 4, response_par);
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FpgaDisableTracing();
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if (DBGLEVEL >= DBG_EXTENDED) {
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Dbprintf("[MFEMUL_AUTH1] AUTH COMPLETED for sector %d with key %c. time=%d",
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@ -1138,6 +1180,8 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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}
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emlSetMem(receivedCmd_dec, cardWRBL, 1);
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EmSend4bit(mf_crypto1_encrypt4bit(pcs, CARD_ACK)); // always ACK?
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FpgaDisableTracing();
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cardSTATE = MFEMUL_WORK;
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if (DBGLEVEL >= DBG_EXTENDED) Dbprintf("[MFEMUL_WRITEBL2] cardSTATE = MFEMUL_WORK");
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break;
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@ -1155,6 +1199,8 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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mf_crypto1_decryptEx(pcs, receivedCmd, receivedCmd_len, (uint8_t *)&ans);
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if (emlGetValBl(&cardINTREG, &cardINTBLOCK, cardWRBL)) {
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EmSend4bit(mf_crypto1_encrypt4bit(pcs, CARD_NACK_NA));
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FpgaDisableTracing();
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cardSTATE_TO_IDLE();
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break;
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}
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@ -1174,6 +1220,8 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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mf_crypto1_decryptEx(pcs, receivedCmd, receivedCmd_len, (uint8_t *)&ans);
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if (emlGetValBl(&cardINTREG, &cardINTBLOCK, cardWRBL)) {
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EmSend4bit(mf_crypto1_encrypt4bit(pcs, CARD_NACK_NA));
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FpgaDisableTracing();
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cardSTATE_TO_IDLE();
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break;
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}
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@ -1190,6 +1238,8 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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mf_crypto1_decryptEx(pcs, receivedCmd, receivedCmd_len, (uint8_t *)&ans);
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if (emlGetValBl(&cardINTREG, &cardINTBLOCK, cardWRBL)) {
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EmSend4bit(mf_crypto1_encrypt4bit(pcs, CARD_NACK_NA));
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FpgaDisableTracing();
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cardSTATE_TO_IDLE();
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break;
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}
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@ -1245,7 +1295,7 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
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if ((flags & FLAG_INTERACTIVE) == FLAG_INTERACTIVE) { // Interactive mode flag, means we need to send ACK
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//Send the collected ar_nr in the response
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reply_old(CMD_ACK, CMD_HF_MIFARE_SIMULATE, button_pushed, 0, &ar_nr_resp, sizeof(ar_nr_resp));
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reply_mix(CMD_ACK, CMD_HF_MIFARE_SIMULATE, button_pushed, 0, &ar_nr_resp, sizeof(ar_nr_resp));
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}
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FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
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