-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(%d)", cmd[1]); break;
- case ICLASS_CMD_READCHECK_KC:snprintf(exp,size,"READCHECK[Kc](%d)", cmd[1]); break;
- case ICLASS_CMD_READCHECK_KD:snprintf(exp,size,"READCHECK[Kd](%d)", cmd[1]); break;
- case ICLASS_CMD_CHECK: snprintf(exp,size,"CHECK"); break;
- case ICLASS_CMD_DETECT: snprintf(exp,size,"DETECT"); break;
- case ICLASS_CMD_HALT: snprintf(exp,size,"HALT"); break;
- case ICLASS_CMD_UPDATE: snprintf(exp,size,"UPDATE(%d)",cmd[1]); break;
- case ICLASS_CMD_ACT: snprintf(exp,size,"ACT"); break;
- case ICLASS_CMD_READ4: snprintf(exp,size,"READ4(%d)",cmd[1]); 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;
- }
- }
-}
-
-
-void annotateTopaz(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
-{
- switch(cmd[0]) {
- case TOPAZ_REQA :snprintf(exp, size, "REQA");break;
- case TOPAZ_WUPA :snprintf(exp, size, "WUPA");break;
- case TOPAZ_RID :snprintf(exp, size, "RID");break;
- case TOPAZ_RALL :snprintf(exp, size, "RALL");break;
- case TOPAZ_READ :snprintf(exp, size, "READ");break;
- case TOPAZ_WRITE_E :snprintf(exp, size, "WRITE-E");break;
- case TOPAZ_WRITE_NE :snprintf(exp, size, "WRITE-NE");break;
- case TOPAZ_RSEG :snprintf(exp, size, "RSEG");break;
- case TOPAZ_READ8 :snprintf(exp, size, "READ8");break;
- case TOPAZ_WRITE_E8 :snprintf(exp, size, "WRITE-E8");break;
- case TOPAZ_WRITE_NE8 :snprintf(exp, size, "WRITE-NE8");break;
- default: snprintf(exp,size,"?"); break;
- }
-}
-
-
-/**
-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)
-**/
-
-void annotateIso14443b(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
-{
- switch(cmd[0]){
- case ISO14443B_REQB : snprintf(exp,size,"REQB");break;
- case ISO14443B_ATTRIB : snprintf(exp,size,"ATTRIB");break;
- case ISO14443B_HALT : snprintf(exp,size,"HALT");break;
- case ISO14443B_INITIATE : snprintf(exp,size,"INITIATE");break;
- case ISO14443B_SELECT : snprintf(exp,size,"SELECT(%d)",cmd[1]);break;
- case ISO14443B_GET_UID : snprintf(exp,size,"GET UID");break;
- case ISO14443B_READ_BLK : snprintf(exp,size,"READ_BLK(%d)", cmd[1]);break;
- case ISO14443B_WRITE_BLK : snprintf(exp,size,"WRITE_BLK(%d)",cmd[1]);break;
- case ISO14443B_RESET : snprintf(exp,size,"RESET");break;
- case ISO14443B_COMPLETION : snprintf(exp,size,"COMPLETION");break;
- case ISO14443B_AUTHENTICATE : snprintf(exp,size,"AUTHENTICATE");break;
- default : snprintf(exp,size ,"?");break;
- }
-
-}
-
-/**
- * @brief iso14443B_CRC_check Checks CRC in command or response
- * @param isResponse
- * @param data
- * @param len
- * @return 0 : CRC-command, CRC not ok
- * 1 : CRC-command, CRC ok
- * 2 : Not crc-command
- */
-
-uint8_t iso14443B_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
-{
- uint8_t b1,b2;
-
- if(len <= 2) return 2;
-
- ComputeCrc14443(CRC_14443_B, data, len-2, &b1, &b2);
- if(b1 != data[len-2] || b2 != data[len-1]) {
- return 0;
- } else {
- return 1;
- }
-}
-
-/**
- * @brief iclass_CRC_Ok Checks CRC in command or response
- * @param isResponse
- * @param data
- * @param len
- * @return 0 : CRC-command, CRC not ok
- * 1 : CRC-command, CRC ok
- * 2 : Not crc-command
- */
-uint8_t iclass_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
-{
- if(len < 4) return 2;//CRC commands (and responses) are all at least 4 bytes
-
- uint8_t b1, b2;
-
- if(!isResponse)//Commands to tag
- {
- /**
- These commands should have CRC. Total length leftmost
- 4 READ
- 4 READ4
- 12 UPDATE - unsecured, ends with CRC16
- 14 UPDATE - secured, ends with signature instead
- 4 PAGESEL
- **/
- if(len == 4 || len == 12)//Covers three of them
- {
- //Don't include the command byte
- ComputeCrc14443(CRC_ICLASS, (data+1), len-3, &b1, &b2);
- return b1 == data[len -2] && b2 == data[len-1];
- }
- return 2;
- }else{
- /**
- These tag responses should have CRC. Total length leftmost
-
- 10 READ data[8] crc[2]
- 34 READ4 data[32]crc[2]
- 10 UPDATE data[8] crc[2]
- 10 SELECT csn[8] crc[2]
- 10 IDENTIFY asnb[8] crc[2]
- 10 PAGESEL block1[8] crc[2]
- 10 DETECT csn[8] crc[2]
-
- These should not
-
- 4 CHECK chip_response[4]
- 8 READCHECK data[8]
- 1 ACTALL sof[1]
- 1 ACT sof[1]
-
- In conclusion, without looking at the command; any response
- of length 10 or 34 should have CRC
- **/
- if(len != 10 && len != 34) return true;
-
- ComputeCrc14443(CRC_ICLASS, data, len-2, &b1, &b2);
- return b1 == data[len -2] && b2 == data[len-1];
- }
-}
-
-
-bool is_last_record(uint16_t tracepos, uint8_t *trace, uint16_t traceLen)
-{
- return(tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) >= traceLen);
-}
-
-
-bool next_record_is_response(uint16_t tracepos, uint8_t *trace)
-{
- uint16_t next_records_datalen = *((uint16_t *)(trace + tracepos + sizeof(uint32_t) + sizeof(uint16_t)));
-
- return(next_records_datalen & 0x8000);
-}
-
-
-bool merge_topaz_reader_frames(uint32_t timestamp, uint32_t *duration, uint16_t *tracepos, uint16_t traceLen, uint8_t *trace, uint8_t *frame, uint8_t *topaz_reader_command, uint16_t *data_len)
-{
-
-#define MAX_TOPAZ_READER_CMD_LEN 16
-
- uint32_t last_timestamp = timestamp + *duration;
-
- if ((*data_len != 1) || (frame[0] == TOPAZ_WUPA) || (frame[0] == TOPAZ_REQA)) return false;
-
- memcpy(topaz_reader_command, frame, *data_len);
-
- while (!is_last_record(*tracepos, trace, traceLen) && !next_record_is_response(*tracepos, trace)) {
- uint32_t next_timestamp = *((uint32_t *)(trace + *tracepos));
- *tracepos += sizeof(uint32_t);
- uint16_t next_duration = *((uint16_t *)(trace + *tracepos));
- *tracepos += sizeof(uint16_t);
- uint16_t next_data_len = *((uint16_t *)(trace + *tracepos)) & 0x7FFF;
- *tracepos += sizeof(uint16_t);
- uint8_t *next_frame = (trace + *tracepos);
- *tracepos += next_data_len;
- if ((next_data_len == 1) && (*data_len + next_data_len <= MAX_TOPAZ_READER_CMD_LEN)) {
- memcpy(topaz_reader_command + *data_len, next_frame, next_data_len);
- *data_len += next_data_len;
- last_timestamp = next_timestamp + next_duration;
- } else {
- // rewind and exit
- *tracepos = *tracepos - next_data_len - sizeof(uint16_t) - sizeof(uint16_t) - sizeof(uint32_t);
- break;
- }
- uint16_t next_parity_len = (next_data_len-1)/8 + 1;
- *tracepos += next_parity_len;
- }
-
- *duration = last_timestamp - timestamp;
-
- return true;
-}
-
-
-uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, uint8_t protocol, bool showWaitCycles, bool markCRCBytes)
-{
- bool isResponse;
- uint16_t data_len, parity_len;
- uint32_t duration;
- uint8_t topaz_reader_command[9];
- uint32_t timestamp, first_timestamp, EndOfTransmissionTimestamp;
- char explanation[30] = {0};
-
- if (tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) > traceLen) return traceLen;
-
- first_timestamp = *((uint32_t *)(trace));
- timestamp = *((uint32_t *)(trace + tracepos));
-
- 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 > traceLen) {
- return traceLen;
- }
- uint8_t *frame = trace + tracepos;
- tracepos += data_len;
- uint8_t *parityBytes = trace + tracepos;
- tracepos += parity_len;
-
- if (protocol == TOPAZ && !isResponse) {
- // topaz reader commands come in 1 or 9 separate frames with 7 or 8 Bits each.
- // merge them:
- if (merge_topaz_reader_frames(timestamp, &duration, &tracepos, traceLen, trace, frame, topaz_reader_command, &data_len)) {
- frame = topaz_reader_command;
- }
- }
-
- //Check the CRC status
- uint8_t crcStatus = 2;
-
- if (data_len > 2) {
- switch (protocol) {
- case ICLASS:
- crcStatus = iclass_CRC_check(isResponse, frame, data_len);
- break;
- case ISO_14443B:
- case TOPAZ:
- crcStatus = iso14443B_CRC_check(isResponse, frame, data_len);
- break;
- case PROTO_MIFARE:
- crcStatus = mifare_CRC_check(isResponse, frame, data_len);
- break;
- case ISO_14443A:
- crcStatus = iso14443A_CRC_check(isResponse, frame, data_len);
- break;
- default:
- break;
- }
- }
- //0 CRC-command, CRC not ok
- //1 CRC-command, CRC ok
- //2 Not crc-command
-
- //--- Draw the data column
- //char line[16][110];
- char line[16][110];
-
- for (int j = 0; j < data_len && j/16 < 16; j++) {
-
- uint8_t parityBits = parityBytes[j>>3];
- if (protocol != ISO_14443B && (isResponse || protocol == ISO_14443A) && (oddparity8(frame[j]) != ((parityBits >> (7-(j&0x0007))) & 0x01))) {
- snprintf(line[j/16]+(( j % 16) * 4),110, "%02x! ", frame[j]);
- } else {
- snprintf(line[j/16]+(( j % 16) * 4), 110, " %02x ", frame[j]);
- }
-
- }
-
- if (markCRCBytes) {
- if(crcStatus == 0 || crcStatus == 1)
- {//CRC-command
- char *pos1 = line[(data_len-2)/16]+(((data_len-2) % 16) * 4);
- (*pos1) = '[';
- char *pos2 = line[(data_len)/16]+(((data_len) % 16) * 4);
- sprintf(pos2, "%c", ']');
- }
- }
-
- if(data_len == 0)
- {
- if(data_len == 0){
- sprintf(line[0],"<empty trace - possible error>");
- }
- }
- //--- Draw the CRC column
-
- char *crc = (crcStatus == 0 ? "!crc" : (crcStatus == 1 ? " ok " : " "));
-
- EndOfTransmissionTimestamp = timestamp + duration;
-
- if (protocol == PROTO_MIFARE)
- annotateMifare(explanation, sizeof(explanation), frame, data_len, parityBytes, parity_len, isResponse);
-
- if(!isResponse)
- {
- switch(protocol) {
- case ICLASS: annotateIclass(explanation,sizeof(explanation),frame,data_len); break;
- case ISO_14443A: annotateIso14443a(explanation,sizeof(explanation),frame,data_len); break;
- case ISO_14443B: annotateIso14443b(explanation,sizeof(explanation),frame,data_len); break;
- case TOPAZ: annotateTopaz(explanation,sizeof(explanation),frame,data_len); break;
- default: break;
- }
- }
-
- int num_lines = MIN((data_len - 1)/16 + 1, 16);
- for (int j = 0; j < num_lines ; j++) {
- if (j == 0) {
- PrintAndLog(" %10d | %10d | %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 : "");
- }
- }
-
-// if (DecodeMifareData(frame, data_len, isResponse)) {
-// };
-
- if (is_last_record(tracepos, trace, traceLen)) return traceLen;
-
- if (showWaitCycles && !isResponse && next_record_is_response(tracepos, trace)) {
- uint32_t next_timestamp = *((uint32_t *)(trace + tracepos));
- PrintAndLog(" %10d | %10d | %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;
- bool markCRCBytes = false;
- char type[40] = {0};
- int tlen = param_getstr(Cmd,0,type, sizeof(type));
- char param1 = param_getchar(Cmd, 1);
- char param2 = param_getchar(Cmd, 2);
- bool errors = false;
- uint8_t protocol = 0;
- //Validate params
-
- if(tlen == 0) {
- errors = true;
- }
-
- if(param1 == 'h'
- || (param1 != 0 && param1 != 'f' && param1 != 'c')
- || (param2 != 0 && param2 != 'f' && param2 != 'c')) {
- errors = true;
- }
-
- if(!errors) {
- if(strcmp(type, "iclass") == 0) {
- protocol = ICLASS;
- } else if(strcmp(type, "mf") == 0) {
- protocol = PROTO_MIFARE;
- } else if(strcmp(type, "14a") == 0) {
- protocol = ISO_14443A;
- } else if(strcmp(type, "14b") == 0) {
- protocol = ISO_14443B;
- } else if(strcmp(type,"topaz")== 0) {
- protocol = TOPAZ;
- } else if(strcmp(type,"raw")== 0) {
- protocol = -1;//No crc, no annotations
- } else {
- errors = true;
- }
- }
-
- if (errors) {
- PrintAndLog("List protocol data in trace buffer.");
- PrintAndLog("Usage: hf list <protocol> [f][c]");
- PrintAndLog(" f - show frame delay times as well");
- PrintAndLog(" c - mark CRC bytes");
- PrintAndLog("Supported <protocol> values:");
- PrintAndLog(" raw - just show raw data without annotations");
- PrintAndLog(" 14a - interpret data as iso14443a communications");
- PrintAndLog(" mf - interpret data as iso14443a communications and decrypt crypto1 stream");
- PrintAndLog(" 14b - interpret data as iso14443b communications");
- PrintAndLog(" iclass - interpret data as iclass communications");
- PrintAndLog(" topaz - interpret data as topaz communications");
- PrintAndLog("");
- PrintAndLog("example: hf list 14a f");
- PrintAndLog("example: hf list iclass");
- return 0;
- }
-
-
- if (param1 == 'f' || param2 == 'f') {
- showWaitCycles = true;
- }
-
- if (param1 == 'c' || param2 == 'c') {
- markCRCBytes = true;
- }
-
- uint8_t *trace;
- uint16_t tracepos = 0;
- trace = malloc(USB_CMD_DATA_SIZE);
-
- // Query for the size of the trace
- UsbCommand response;
- GetFromBigBuf(trace, USB_CMD_DATA_SIZE, 0);
- WaitForResponse(CMD_ACK, &response);
- uint16_t traceLen = response.arg[2];
- if (traceLen > USB_CMD_DATA_SIZE) {
- uint8_t *p = realloc(trace, traceLen);
- if (p == NULL) {
- PrintAndLog("Cannot allocate memory for trace");
- free(trace);
- return 2;
- }
- trace = p;
- GetFromBigBuf(trace, traceLen, 0);
- WaitForResponse(CMD_ACK, NULL);
- }
-
- PrintAndLog("Recorded Activity (TraceLen = %d bytes)", traceLen);
- 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("------------|------------|-----|-----------------------------------------------------------------|-----|--------------------|");
-
- ClearAuthData();
- while(tracepos < traceLen)
- {
- tracepos = printTraceLine(tracepos, traceLen, trace, protocol, showWaitCycles, markCRCBytes);
- }
-
- free(trace);
- return 0;
-}
-
projects / proxmark3-svn / blobdiff