+// for the time being. Need better Bigbuf handling.
+#define TRACE_SIZE 3000
+
+//The following data is taken from http://www.proxmark.org/forum/viewtopic.php?pid=13501#p13501
+/*
+ISO14443A (usually NFC tags)
+ 26 (7bits) = REQA
+ 30 = Read (usage: 30+1byte block number+2bytes ISO14443A-CRC - answer: 16bytes)
+ A2 = Write (usage: A2+1byte block number+4bytes data+2bytes ISO14443A-CRC - answer: 0A [ACK] or 00 [NAK])
+ 52 (7bits) = WUPA (usage: 52(7bits) - answer: 2bytes ATQA)
+ 93 20 = Anticollision (usage: 9320 - answer: 4bytes UID+1byte UID-bytes-xor)
+ 93 70 = Select (usage: 9370+5bytes 9320 answer - answer: 1byte SAK)
+ 95 20 = Anticollision of cascade level2
+ 95 70 = Select of cascade level2
+ 50 00 = Halt (usage: 5000+2bytes ISO14443A-CRC - no answer from card)
+Mifare
+ 60 = Authenticate with KeyA
+ 61 = Authenticate with KeyB
+ 40 (7bits) = Used to put Chinese Changeable UID cards in special mode (must be followed by 43 (8bits) - answer: 0A)
+ C0 = Decrement
+ C1 = Increment
+ C2 = Restore
+ B0 = Transfer
+Ultralight C
+ A0 = Compatibility Write (to accomodate MIFARE commands)
+ 1A = Step1 Authenticate
+ AF = Step2 Authenticate
+
+
+ISO14443B
+ 05 = REQB
+ 1D = ATTRIB
+ 50 = HALT
+SRIX4K (tag does not respond to 05)
+ 06 00 = INITIATE
+ 0E xx = SELECT ID (xx = Chip-ID)
+ 0B = Get UID
+ 08 yy = Read Block (yy = block number)
+ 09 yy dd dd dd dd = Write Block (yy = block number; dd dd dd dd = data to be written)
+ 0C = Reset to Inventory
+ 0F = Completion
+ 0A 11 22 33 44 55 66 = Authenticate (11 22 33 44 55 66 = data to authenticate)
+
+
+ISO15693
+ MANDATORY COMMANDS (all ISO15693 tags must support those)
+ 01 = Inventory (usage: 260100+2bytes ISO15693-CRC - answer: 12bytes)
+ 02 = Stay Quiet
+ OPTIONAL COMMANDS (not all tags support them)
+ 20 = Read Block (usage: 0220+1byte block number+2bytes ISO15693-CRC - answer: 4bytes)
+ 21 = Write Block (usage: 0221+1byte block number+4bytes data+2bytes ISO15693-CRC - answer: 4bytes)
+ 22 = Lock Block
+ 23 = Read Multiple Blocks (usage: 0223+1byte 1st block to read+1byte last block to read+2bytes ISO15693-CRC)
+ 25 = Select
+ 26 = Reset to Ready
+ 27 = Write AFI
+ 28 = Lock AFI
+ 29 = Write DSFID
+ 2A = Lock DSFID
+ 2B = Get_System_Info (usage: 022B+2bytes ISO15693-CRC - answer: 14 or more bytes)
+ 2C = Read Multiple Block Security Status (usage: 022C+1byte 1st block security to read+1byte last block security to read+2bytes ISO15693-CRC)
+
+EM Microelectronic CUSTOM COMMANDS
+ A5 = Active EAS (followed by 1byte IC Manufacturer code+1byte EAS type)
+ A7 = Write EAS ID (followed by 1byte IC Manufacturer code+2bytes EAS value)
+ B8 = Get Protection Status for a specific block (followed by 1byte IC Manufacturer code+1byte block number+1byte of how many blocks after the previous is needed the info)
+ E4 = Login (followed by 1byte IC Manufacturer code+4bytes password)
+NXP/Philips CUSTOM COMMANDS
+ A0 = Inventory Read
+ A1 = Fast Inventory Read
+ A2 = Set EAS
+ A3 = Reset EAS
+ A4 = Lock EAS
+ A5 = EAS Alarm
+ A6 = Password Protect EAS
+ A7 = Write EAS ID
+ A8 = Read EPC
+ B0 = Inventory Page Read
+ B1 = Fast Inventory Page Read
+ B2 = Get Random Number
+ B3 = Set Password
+ B4 = Write Password
+ B5 = Lock Password
+ B6 = Bit Password Protection
+ B7 = Lock Page Protection Condition
+ B8 = Get Multiple Block Protection Status
+ B9 = Destroy SLI
+ BA = Enable Privacy
+ BB = 64bit Password Protection
+ 40 = Long Range CMD (Standard ISO/TR7003:1990)
+ */
+
+#define ICLASS_CMD_ACTALL 0x0A
+#define ICLASS_CMD_READ_OR_IDENTIFY 0x0C
+#define ICLASS_CMD_SELECT 0x81
+#define ICLASS_CMD_PAGESEL 0x84
+#define ICLASS_CMD_READCHECK 0x88
+#define ICLASS_CMD_CHECK 0x05
+#define ICLASS_CMD_SOF 0x0F
+#define ICLASS_CMD_HALT 0x00
+
+#define ISO14443_CMD_REQA 0x26
+#define ISO14443_CMD_READBLOCK 0x30
+#define ISO14443_CMD_WUPA 0x52
+#define ISO14443_CMD_ANTICOLL_OR_SELECT 0x93
+#define ISO14443_CMD_ANTICOLL_OR_SELECT_2 0x95
+#define ISO14443_CMD_WRITEBLOCK 0xA0 // or 0xA2 ?
+#define ISO14443_CMD_HALT 0x50
+#define ISO14443_CMD_RATS 0xE0
+
+#define MIFARE_AUTH_KEYA 0x60
+#define MIFARE_AUTH_KEYB 0x61
+#define MIFARE_MAGICMODE 0x40
+#define MIFARE_CMD_INC 0xC0
+#define MIFARE_CMD_DEC 0xC1
+#define MIFARE_CMD_RESTORE 0xC2
+#define MIFARE_CMD_TRANSFER 0xB0
+
+#define MIFARE_ULC_WRITE 0xA0
+#define MIFARE_ULC_AUTH_1 0x1A
+#define MIFARE_ULC_AUTH_2 0xAF
+
+#define ISO14443B_REQB 0x05
+#define ISO14443B_ATTRIB 0x1D
+#define ISO14443B_HALT 0x50
+
+//First byte is 26
+#define ISO15693_INVENTORY 0x01
+#define ISO15693_STAYQUIET 0x02
+//First byte is 02
+#define ISO15693_READBLOCK 0x20
+#define ISO15693_WRITEBLOCK 0x21
+#define ISO15693_LOCKBLOCK 0x22
+#define ISO15693_READ_MULTI_BLOCK 0x23
+#define ISO15693_SELECT 0x25
+#define ISO15693_RESET_TO_READY 0x26
+#define ISO15693_WRITE_AFI 0x27
+#define ISO15693_LOCK_AFI 0x28
+#define ISO15693_WRITE_DSFID 0x29
+#define ISO15693_LOCK_DSFID 0x2A
+#define ISO15693_GET_SYSTEM_INFO 0x2B
+#define ISO15693_READ_MULTI_SECSTATUS 0x2C
+
+
+
+
+void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
+{
+ switch(cmd[0])
+ {
+ case ISO14443_CMD_WUPA: snprintf(exp,size,"WUPA"); break;
+ case ISO14443_CMD_ANTICOLL_OR_SELECT:{
+ // 93 20 = Anticollision (usage: 9320 - answer: 4bytes UID+1byte UID-bytes-xor)
+ // 93 70 = Select (usage: 9370+5bytes 9320 answer - answer: 1byte SAK)
+ if(cmd[2] == 0x70)
+ {
+ snprintf(exp,size,"SELECT_UID"); break;
+ }else
+ {
+ snprintf(exp,size,"ANTICOLL"); break;
+ }
+ }
+ case ISO14443_CMD_ANTICOLL_OR_SELECT_2:{
+ //95 20 = Anticollision of cascade level2
+ //95 70 = Select of cascade level2
+ if(cmd[2] == 0x70)
+ {
+ snprintf(exp,size,"SELECT_UID-2"); break;
+ }else
+ {
+ snprintf(exp,size,"ANTICOLL-2"); break;
+ }
+ }
+ case ISO14443_CMD_REQA: snprintf(exp,size,"REQA"); break;
+ case ISO14443_CMD_READBLOCK: snprintf(exp,size,"READBLOCK(%d)",cmd[1]); break;
+ case ISO14443_CMD_WRITEBLOCK: snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]); break;
+ case ISO14443_CMD_HALT: snprintf(exp,size,"HALT"); break;
+ case ISO14443_CMD_RATS: snprintf(exp,size,"RATS"); break;
+ case MIFARE_CMD_INC: snprintf(exp,size,"INC(%d)",cmd[1]); break;
+ case MIFARE_CMD_DEC: snprintf(exp,size,"DEC(%d)",cmd[1]); break;
+ case MIFARE_CMD_RESTORE: snprintf(exp,size,"RESTORE(%d)",cmd[1]); break;
+ case MIFARE_CMD_TRANSFER: snprintf(exp,size,"TRANSFER(%d)",cmd[1]); break;
+ case MIFARE_AUTH_KEYA: snprintf(exp,size,"AUTH-A"); break;
+ case MIFARE_AUTH_KEYB: snprintf(exp,size,"AUTH-B"); break;
+ case MIFARE_MAGICMODE: snprintf(exp,size,"MAGIC"); break;
+ default: snprintf(exp,size,"?"); break;
+ }
+ return;
+}
+
+void annotateIclass(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
+{
+ switch(cmd[0])
+ {
+ case ICLASS_CMD_ACTALL: snprintf(exp,size,"ACTALL"); break;
+ case ICLASS_CMD_READ_OR_IDENTIFY:{
+ if(cmdsize > 1){
+ snprintf(exp,size,"READ(%d)",cmd[1]);
+ }else{
+ snprintf(exp,size,"IDENTIFY");
+ }
+ break;
+ }
+ case ICLASS_CMD_SELECT: snprintf(exp,size,"SELECT"); break;
+ case ICLASS_CMD_PAGESEL: snprintf(exp,size,"PAGESEL"); break;
+ case ICLASS_CMD_READCHECK: snprintf(exp,size,"READCHECK"); break;
+ case ICLASS_CMD_CHECK: snprintf(exp,size,"CHECK"); break;
+ case ICLASS_CMD_SOF: snprintf(exp,size,"SOF"); break;
+ case ICLASS_CMD_HALT: snprintf(exp,size,"HALT"); break;
+ default: snprintf(exp,size,"?"); break;
+ }
+ return;
+}
+
+void annotateIso15693(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
+{
+
+ if(cmd[0] == 0x26)
+ {
+ switch(cmd[1]){
+ case ISO15693_INVENTORY :snprintf(exp, size, "INVENTORY");break;
+ case ISO15693_STAYQUIET :snprintf(exp, size, "STAY_QUIET");break;
+ default: snprintf(exp,size,"?"); break;
+
+ }
+ }else if(cmd[0] == 0x02)
+ {
+ switch(cmd[1])
+ {
+ case ISO15693_READBLOCK :snprintf(exp, size, "READBLOCK");break;
+ case ISO15693_WRITEBLOCK :snprintf(exp, size, "WRITEBLOCK");break;
+ case ISO15693_LOCKBLOCK :snprintf(exp, size, "LOCKBLOCK");break;
+ case ISO15693_READ_MULTI_BLOCK :snprintf(exp, size, "READ_MULTI_BLOCK");break;
+ case ISO15693_SELECT :snprintf(exp, size, "SELECT");break;
+ case ISO15693_RESET_TO_READY :snprintf(exp, size, "RESET_TO_READY");break;
+ case ISO15693_WRITE_AFI :snprintf(exp, size, "WRITE_AFI");break;
+ case ISO15693_LOCK_AFI :snprintf(exp, size, "LOCK_AFI");break;
+ case ISO15693_WRITE_DSFID :snprintf(exp, size, "WRITE_DSFID");break;
+ case ISO15693_LOCK_DSFID :snprintf(exp, size, "LOCK_DSFID");break;
+ case ISO15693_GET_SYSTEM_INFO :snprintf(exp, size, "GET_SYSTEM_INFO");break;
+ case ISO15693_READ_MULTI_SECSTATUS :snprintf(exp, size, "READ_MULTI_SECSTATUS");break;
+ default: snprintf(exp,size,"?"); break;
+ }
+ }
+}
+
+uint16_t printTraceLine(uint16_t tracepos, uint8_t* trace, bool iclass, bool showWaitCycles)
+{
+ bool isResponse;
+ uint16_t duration, data_len,parity_len;
+
+ uint32_t timestamp, first_timestamp, EndOfTransmissionTimestamp;
+ char explanation[30] = {0};
+
+ first_timestamp = *((uint32_t *)(trace));
+ timestamp = *((uint32_t *)(trace + tracepos));
+ // Break and stick with current result if buffer was not completely full
+ if (timestamp == 0x44444444) return TRACE_SIZE;
+
+ tracepos += 4;
+ duration = *((uint16_t *)(trace + tracepos));
+ tracepos += 2;
+ data_len = *((uint16_t *)(trace + tracepos));
+ tracepos += 2;
+
+ if (data_len & 0x8000) {
+ data_len &= 0x7fff;
+ isResponse = true;
+ } else {
+ isResponse = false;
+ }
+ parity_len = (data_len-1)/8 + 1;
+
+ if (tracepos + data_len + parity_len >= TRACE_SIZE) {
+ return TRACE_SIZE;
+ }
+
+ uint8_t *frame = trace + tracepos;
+ tracepos += data_len;
+ uint8_t *parityBytes = trace + tracepos;
+ tracepos += parity_len;
+
+ //--- Draw the data column
+ char line[16][110];
+ for (int j = 0; j < data_len; j++) {
+ int oddparity = 0x01;
+ int k;
+
+ for (k=0 ; k<8 ; k++) {
+ oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01);
+ }
+
+ uint8_t parityBits = parityBytes[j>>3];
+
+ if (isResponse && (oddparity != ((parityBits >> (7-(j&0x0007))) & 0x01))) {
+ sprintf(line[j/16]+((j%16)*4), "%02x! ", frame[j]);
+ } else {
+ sprintf(line[j/16]+((j%16)*4), "%02x ", frame[j]);
+ }
+ }
+ //--- Draw the CRC column
+ bool crcError = false;
+
+ if (data_len > 2) {
+ uint8_t b1, b2;
+ if(iclass)
+ {
+ if(!isResponse && data_len == 4 ) {
+ // Rough guess that this is a command from the reader
+ // For iClass the command byte is not part of the CRC
+ ComputeCrc14443(CRC_ICLASS, &frame[1], data_len-3, &b1, &b2);
+ } else {
+ // For other data.. CRC might not be applicable (UPDATE commands etc.)
+ ComputeCrc14443(CRC_ICLASS, frame, data_len-2, &b1, &b2);
+ }
+
+ if (b1 != frame[data_len-2] || b2 != frame[data_len-1]) {
+ crcError = true;
+ }
+
+ }else{//Iso 14443a
+
+ ComputeCrc14443(CRC_14443_A, frame, data_len-2, &b1, &b2);
+
+ if (b1 != frame[data_len-2] || b2 != frame[data_len-1]) {
+ if(!(isResponse & (data_len < 6)))
+ {
+ crcError = true;
+ }
+ }
+ }
+ }
+ char *crc = crcError ? "!crc" :" ";
+
+ EndOfTransmissionTimestamp = timestamp + duration;
+
+ if(!isResponse)
+ {
+ if(iclass)
+ annotateIclass(explanation,sizeof(explanation),frame,data_len);
+ else
+ annotateIso14443a(explanation,sizeof(explanation),frame,data_len);
+ }
+
+ int num_lines = (data_len - 1)/16 + 1;
+ for (int j = 0; j < num_lines; j++) {
+ if (j == 0) {
+ PrintAndLog(" %9d | %9d | %s | %-64s| %s| %s",
+ (timestamp - first_timestamp),
+ (EndOfTransmissionTimestamp - first_timestamp),
+ (isResponse ? "Tag" : "Rdr"),
+ line[j],
+ (j == num_lines-1) ? crc : " ",
+ (j == num_lines-1) ? explanation : "");
+ } else {
+ PrintAndLog(" | | | %-64s| %s| %s",
+ line[j],
+ (j == num_lines-1)?crc:" ",
+ (j == num_lines-1) ? explanation : "");
+ }
+ }
+
+ bool next_isResponse = *((uint16_t *)(trace + tracepos + 6)) & 0x8000;
+
+ if (showWaitCycles && !isResponse && next_isResponse) {
+ uint32_t next_timestamp = *((uint32_t *)(trace + tracepos));
+ if (next_timestamp != 0x44444444) {
+ PrintAndLog(" %9d | %9d | %s | fdt (Frame Delay Time): %d",
+ (EndOfTransmissionTimestamp - first_timestamp),
+ (next_timestamp - first_timestamp),
+ " ",
+ (next_timestamp - EndOfTransmissionTimestamp));
+ }
+ }
+ return tracepos;
+}
+
+int CmdHFList(const char *Cmd)
+{
+ bool showWaitCycles = false;
+ char type[40] = {0};
+ int tlen = param_getstr(Cmd,0,type);
+ char param = param_getchar(Cmd, 1);
+ bool errors = false;
+ bool iclass = false;
+ //Validate params
+ if(tlen == 0 || (strcmp(type, "iclass") != 0 && strcmp(type,"14a") != 0))
+ {
+ errors = true;
+ }
+ if(param == 'h' || (param !=0 && param != 'f'))
+ {
+ errors = true;
+ }
+
+ if (errors) {
+ PrintAndLog("List protocol data in trace buffer.");
+ PrintAndLog("Usage: hf list [14a|iclass] [f]");
+ PrintAndLog(" 14a - interpret data as iso14443a communications");
+ PrintAndLog(" iclass - interpret data as iclass communications");
+ PrintAndLog(" f - show frame delay times as well");
+ PrintAndLog("");
+ PrintAndLog("example: hf list 14a f");
+ PrintAndLog("example: hf list iclass");
+ return 0;
+ }
+ if(strcmp(type, "iclass") == 0)
+ {
+ iclass = true;
+ }
+
+ if (param == 'f') {
+ showWaitCycles = true;
+ }
+
+
+ uint8_t trace[TRACE_SIZE];
+ uint16_t tracepos = 0;
+ GetFromBigBuf(trace, TRACE_SIZE, 0);
+ WaitForResponse(CMD_ACK, NULL);
+
+ PrintAndLog("Recorded Activity");
+ PrintAndLog("");
+ PrintAndLog("Start = Start of Start Bit, End = End of last modulation. Src = Source of Transfer");
+ PrintAndLog("iso14443a - All times are in carrier periods (1/13.56Mhz)");
+ PrintAndLog("iClass - Timings are not as accurate");
+ PrintAndLog("");
+ PrintAndLog(" Start | End | Src | Data (! denotes parity error) | CRC | Annotation |");
+ PrintAndLog("-----------|-----------|-----|-----------------------------------------------------------------|-----|--------------------|");
+
+ while(tracepos < TRACE_SIZE)
+ {
+ tracepos = printTraceLine(tracepos, trace, iclass, showWaitCycles);
+ }
+ return 0;
+}
+
projects / proxmark3-svn / blobdiff