mirror of
https://github.com/RfidResearchGroup/proxmark3.git
synced 2024-09-20 23:36:31 +08:00
chg: 'hf iclass sim' even with sim2, the card should answer to reads of block0,1,2 and 5
This commit is contained in:
iceman1001
parent
07fffb4645
commit
834a80dcc1
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@ -1180,6 +1180,12 @@ int doIClassSimulation( int simulationMode, uint8_t *reader_mac_buf) {
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uint8_t *resp_csn = BigBuf_malloc(30);
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int resp_csn_len;
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// configuration picopass 2ks
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uint8_t *resp_conf = BigBuf_malloc(20);
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int resp_conf_len;
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uint8_t conf_data[10] = {0x12,0xFF,0xFF,0xFF,0x7F,0x1F,0xFF,0x3C,0x00,0x00};
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ComputeCrc14443(CRC_ICLASS, conf_data, 8, &conf_data[8], &conf_data[9]);
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// e-Purse
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// 18: Takes 2 bytes for SOF/EOF and 8 * 2 = 16 bytes (2 bytes/bit)
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uint8_t *resp_cc = BigBuf_malloc(20);
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@ -1222,6 +1228,14 @@ int doIClassSimulation( int simulationMode, uint8_t *reader_mac_buf) {
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PrintToSendBuffer();
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}
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// Configuration
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CodeIClassTagAnswer(conf_data, sizeof(conf_data));
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memcpy(resp_conf, ToSend, ToSendMax); resp_conf_len = ToSendMax;
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if ( MF_DBGLEVEL == MF_DBG_EXTENDED) {
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DbpString("Configuration");
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PrintToSendBuffer();
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}
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// e-Purse
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CodeIClassTagAnswer(card_challenge_data, sizeof(card_challenge_data));
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memcpy(resp_cc, ToSend, ToSendMax); resp_cc_len = ToSendMax;
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@ -1229,6 +1243,7 @@ int doIClassSimulation( int simulationMode, uint8_t *reader_mac_buf) {
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DbpString("e-Purse");
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PrintToSendBuffer();
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}
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// Application Issuer Area
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CodeIClassTagAnswer(aia_data, sizeof(aia_data));
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memcpy(resp_aia, ToSend, ToSendMax); resp_aia_len = ToSendMax;
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@ -1250,7 +1265,6 @@ int doIClassSimulation( int simulationMode, uint8_t *reader_mac_buf) {
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//SpinDelay(200);
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FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_TAGSIM_LISTEN);
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//SpinDelay(20);
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StartCountSspClk();
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@ -1267,25 +1281,24 @@ int doIClassSimulation( int simulationMode, uint8_t *reader_mac_buf) {
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WDT_HIT();
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response_delay = 1;
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receivedCmd[0] = 0; receivedCmd[1] = 0; receivedCmd[2] = 0; receivedCmd[3] = 0;
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receivedCmd[4] = 0; receivedCmd[5] = 0; receivedCmd[6] = 0; receivedCmd[7] = 0;
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receivedCmd[8] = 0; receivedCmd[9] = 0; receivedCmd[10] = 0; receivedCmd[11] = 0;
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receivedCmd[12] = 0;receivedCmd[13] = 0;receivedCmd[14] = 0; receivedCmd[15] = 0;
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// receivedCmd[0] = 0; receivedCmd[1] = 0; receivedCmd[2] = 0; receivedCmd[3] = 0;
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// receivedCmd[4] = 0; receivedCmd[5] = 0; receivedCmd[6] = 0; receivedCmd[7] = 0;
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// receivedCmd[8] = 0; receivedCmd[9] = 0; receivedCmd[10] = 0; receivedCmd[11] = 0;
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// receivedCmd[12] = 0;receivedCmd[13] = 0;receivedCmd[14] = 0; receivedCmd[15] = 0;
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//Signal tracer, can be used to get a trigger for an oscilloscope..
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LED_B_OFF(); LED_C_OFF();
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if (!GetIClassCommandFromReader(receivedCmd, &len, 100)) {
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if (!GetIClassCommandFromReader(receivedCmd, &len, 0)) {
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buttonPressed = true;
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exitLoop = true;
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continue;
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}
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r2t_time = GetCountSspClk();
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//Signal tracer
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LED_C_ON();
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// Okay, look at the command now.
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LED_C_ON(); //Signal tracer
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if (receivedCmd[0] == ICLASS_CMD_ACTALL ) { // 0x0A
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// Reader in anticollission phase
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modulated_response = resp_sof; modulated_response_size = resp_sof_Len; //order = 1;
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@ -1296,14 +1309,12 @@ int doIClassSimulation( int simulationMode, uint8_t *reader_mac_buf) {
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modulated_response = resp_anticoll; modulated_response_size = resp_anticoll_len; //order = 2;
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trace_data = anticoll_data;
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trace_data_size = sizeof(anticoll_data);
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//DbpString("Reader requests anticollission CSN:");
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} else if (receivedCmd[0] == ICLASS_CMD_SELECT) { // 0x81
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// Reader selects anticollission CSN.
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// Tag sends the corresponding real CSN
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modulated_response = resp_csn; modulated_response_size = resp_csn_len; //order = 3;
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trace_data = csn_data;
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trace_data_size = sizeof(csn_data);
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//DbpString("Reader selects anticollission CSN:");
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} else if (receivedCmd[0] == ICLASS_CMD_READCHECK_KD) { // 0x88
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// Read e-purse (88 02)
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modulated_response = resp_cc; modulated_response_size = resp_cc_len; //order = 4;
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@ -1312,7 +1323,7 @@ int doIClassSimulation( int simulationMode, uint8_t *reader_mac_buf) {
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LED_B_ON();
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} else if (receivedCmd[0] == ICLASS_CMD_CHECK) { // 0x05
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// Reader random and reader MAC!!!
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if(simulationMode == MODE_FULLSIM) {
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if (simulationMode == MODE_FULLSIM) {
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//NR, from reader, is in receivedCmd +1
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opt_doTagMAC_2(cipher_state,receivedCmd+1,data_generic_trace,diversified_key);
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@ -1333,8 +1344,7 @@ int doIClassSimulation( int simulationMode, uint8_t *reader_mac_buf) {
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if (simulationMode == MODE_EXIT_AFTER_MAC) {
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// dbprintf:ing ...
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Dbprintf("CSN: %02x %02x %02x %02x %02x %02x %02x %02x"
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,csn[0],csn[1],csn[2],csn[3],csn[4],csn[5],csn[6],csn[7]);
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Dbprintf("CSN: %02x %02x %02x %02x %02x %02x %02x %02x", csn[0], csn[1], csn[2], csn[3], csn[4], csn[5], csn[6], csn[7]);
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Dbprintf("RDR: (len=%02d): %02x %02x %02x %02x %02x %02x %02x %02x %02x", len,
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receivedCmd[0], receivedCmd[1], receivedCmd[2],
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receivedCmd[3], receivedCmd[4], receivedCmd[5],
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@ -1352,19 +1362,34 @@ int doIClassSimulation( int simulationMode, uint8_t *reader_mac_buf) {
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modulated_response = resp_sof; modulated_response_size = 0; //order = 0;
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trace_data = NULL;
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trace_data_size = 0;
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// (iceman) Special case for testing in SIM 2 attack mode.
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// hence the ridiculous if statement.. (MY TESTING PURPOSES)
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} else if ( simulationMode == MODE_EXIT_AFTER_MAC &&
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receivedCmd[0] == ICLASS_CMD_READ_OR_IDENTIFY &&
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receivedCmd[1] == 0x05 &&
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len == 4) {
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// some readers likes the Application Issuer Area
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// Read Application Issuer Area (0c 05)
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modulated_response = resp_aia; modulated_response_size = resp_aia_len;
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trace_data = aia_data;
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trace_data_size = sizeof(aia_data);
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// sim 2 / 4,
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} else if (simulationMode == MODE_EXIT_AFTER_MAC && receivedCmd[0] == ICLASS_CMD_READ_OR_IDENTIFY && len == 4){
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// block0,1,2,5 is always readable.
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uint16_t blk = receivedCmd[1];
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switch (blk){
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case 0: // csn (0c 00)
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modulated_response = resp_csn; modulated_response_size = resp_csn_len;
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trace_data = csn_data;
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trace_data_size = sizeof(csn_data);
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break;
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case 1: // configuration (0c 01)
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modulated_response = resp_conf; modulated_response_size = resp_conf_len;
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trace_data = conf_data;
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trace_data_size = sizeof(conf_data);
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break;
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case 2: // e-purse (0c 02)
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modulated_response = resp_cc; modulated_response_size = resp_cc_len;
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trace_data = card_challenge_data;
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trace_data_size = sizeof(card_challenge_data);
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break;
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case 5:// Application Issuer Area (0c 05)
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modulated_response = resp_aia; modulated_response_size = resp_aia_len;
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trace_data = aia_data;
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trace_data_size = sizeof(aia_data);
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break;
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default: break;
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}
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} else if (simulationMode == MODE_FULLSIM && receivedCmd[0] == ICLASS_CMD_READ_OR_IDENTIFY && len == 4){
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//Read block
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uint16_t blk = receivedCmd[1];
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@ -1378,7 +1403,8 @@ int doIClassSimulation( int simulationMode, uint8_t *reader_mac_buf) {
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memcpy(data_response, ToSend, ToSendMax);
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modulated_response = data_response;
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modulated_response_size = ToSendMax;
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} else if (receivedCmd[0] == ICLASS_CMD_UPDATE && simulationMode == MODE_FULLSIM) {
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} else if (simulationMode == MODE_FULLSIM && receivedCmd[0] == ICLASS_CMD_UPDATE) {
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//Probably the reader wants to update the nonce. Let's just ignore that for now.
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// OBS! If this is implemented, don't forget to regenerate the cipher_state
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//We're expected to respond with the data+crc, exactly what's already in the receivedcmd
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@ -1394,7 +1420,7 @@ int doIClassSimulation( int simulationMode, uint8_t *reader_mac_buf) {
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memcpy(data_response, ToSend, ToSendMax);
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modulated_response = data_response;
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modulated_response_size = ToSendMax;
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} else if(receivedCmd[0] == ICLASS_CMD_PAGESEL) { // 0x84
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// } else if(receivedCmd[0] == ICLASS_CMD_PAGESEL) { // 0x84
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//Pagesel
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//Pagesel enables to select a page in the selected chip memory and return its configuration block
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//Chips with a single page will not answer to this command
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@ -1404,11 +1430,14 @@ int doIClassSimulation( int simulationMode, uint8_t *reader_mac_buf) {
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} else {
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//#db# Unknown command received from reader (len=5): 26 1 0 f6 a 44 44 44 44
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// Never seen this command before
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Dbprintf("Unhandled command received from reader (len %d) | %02x %02x %02x %02x %02x %02x %02x %02x %02x",
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len,
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receivedCmd[0], receivedCmd[1], receivedCmd[2],
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receivedCmd[3], receivedCmd[4], receivedCmd[5],
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receivedCmd[6], receivedCmd[7], receivedCmd[8]);
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if ( MF_DBGLEVEL == MF_DBG_EXTENDED) {
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Dbprintf("Unhandled command received from reader (len %d) | %02x %02x %02x %02x %02x %02x %02x %02x %02x",
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len,
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receivedCmd[0], receivedCmd[1], receivedCmd[2], receivedCmd[3],
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receivedCmd[4], receivedCmd[5], receivedCmd[6], receivedCmd[7], receivedCmd[8]
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);
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}
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// Do not respond
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modulated_response = resp_sof;
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modulated_response_size = 0; //order = 0;
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