]> cvs.zerfleddert.de Git - proxmark3-svn/blobdiff - client/cmdhf.c
Add hf list 15 (#754)
[proxmark3-svn] / client / cmdhf.c
index 744a95d298e6d9c1b8516781e9c6672718a089f3..f11c5b651aee2d8da34658f7152d012190cc34e4 100644 (file)
 
 #include "cmdhf.h"
 
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
+#include "usb_cmd.h"
 #include "comms.h"
-#include "util.h"
 #include "ui.h"
-#include "iso14443crc.h"
-#include "parity.h"
-#include "cmdmain.h"
 #include "cmdparser.h"
 #include "cmdhf14a.h"
 #include "cmdhf14b.h"
@@ -31,8 +25,6 @@
 #include "cmdhfmfp.h"
 #include "cmdhfmfu.h"
 #include "cmdhftopaz.h"
-#include "protocols.h"
-#include "emv/cmdemv.h"
 #include "cmdhflist.h"
 #include "cmdhffido.h"
 
@@ -45,509 +37,6 @@ int CmdHFTune(const char *Cmd)
   return 0;
 }
 
-/**
- * @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};
-       uint8_t mfData[32] = {0};
-       size_t mfDataLen = 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) {
-               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, parityBytes, isResponse, mfData, &mfDataLen)) {
-               memset(explanation, 0x00, sizeof(explanation));
-               if (!isResponse) {
-                       explanation[0] = '>';
-                       annotateIso14443a(&explanation[1], sizeof(explanation) - 1, mfData, mfDataLen);
-               }
-               uint8_t crcc = iso14443A_CRC_check(isResponse, mfData, mfDataLen);
-               PrintAndLog("            |          * | dec |%-64s | %-4s| %s",
-                       sprint_hex(mfData, mfDataLen),
-                       (crcc == 0 ? "!crc" : (crcc == 1 ? " ok " : "    ")),
-                       (true) ? explanation : "");
-       };
-
-       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)
-{
-       #ifdef WITH_SMARTCARD
-               PrintAndLog("TEST_WITH_SMARTCARD");
-       #endif
-       #ifdef WITH_TEST
-               PrintAndLog("TEST_WITH_TEST");
-       #endif
-       bool showWaitCycles = false;
-       bool markCRCBytes = false;
-       bool loadFromFile = false;
-       bool saveToFile = false;
-       char param1 = '\0';
-       char param2 = '\0';
-       char param3 = '\0';
-       char type[40] = {0};
-       char filename[FILE_PATH_SIZE] = {0};
-       uint8_t protocol = 0;
-       
-       // parse command line
-       int tlen = param_getstr(Cmd, 0, type, sizeof(type));
-       if (param_getlength(Cmd, 1) == 1) {
-               param1 = param_getchar(Cmd, 1);
-       } else {
-               param_getstr(Cmd, 1, filename, sizeof(filename));
-       }
-       if (param_getlength(Cmd, 2) == 1) {
-               param2 = param_getchar(Cmd, 2);
-       } else if (strlen(filename) == 0) {
-               param_getstr(Cmd, 2, filename, sizeof(filename));
-       }
-       if (param_getlength(Cmd, 3) == 1) {
-               param3 = param_getchar(Cmd, 3);
-       } else if (strlen(filename) == 0) {
-               param_getstr(Cmd, 3, filename, sizeof(filename));
-       }
-
-       // Validate param1
-       bool errors = false;
-
-       if(tlen == 0) {
-               errors = true;
-       }
-
-       if(param1 == 'h'
-                       || (param1 != 0 && param1 != 'f' && param1 != 'c' && param1 != 'l')
-                       || (param2 != 0 && param2 != 'f' && param2 != 'c' && param2 != 'l')
-                       || (param3 != 0 && param3 != 'f' && param3 != 'c' && param3 != 'l')) {
-               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, "7816") == 0) {
-                       protocol = ISO_7816_4;  
-               } else if(strcmp(type,"raw") == 0) {
-                       protocol = -1; //No crc, no annotations
-               } else if (strcmp(type, "save") == 0) {
-                       saveToFile = true;
-               } else {
-                       errors = true;
-               }
-       }
-       
-       if (param1 == 'f' || param2 == 'f' || param3 == 'f') {
-               showWaitCycles = true;
-       }
-
-       if (param1 == 'c' || param2 == 'c' || param3 == 'c') {
-               markCRCBytes = true;
-       }
-
-       if (param1 == 'l' || param2 == 'l' || param3 == 'l') {
-               loadFromFile = true;
-       }
-
-       if ((loadFromFile || saveToFile) && strlen(filename) == 0) {
-               errors = true;
-       }
-
-       if (loadFromFile && saveToFile) {
-               errors = true;
-       }
-       
-       if (errors) {
-               PrintAndLog("List or save protocol data.");
-               PrintAndLog("Usage:  hf list <protocol> [f] [c] [l <filename>]");
-               PrintAndLog("        hf list save <filename>");
-               PrintAndLog("    f      - show frame delay times as well");
-               PrintAndLog("    c      - mark CRC bytes");
-               PrintAndLog("    l      - load data from file instead of trace buffer");
-               PrintAndLog("    save   - save data to file");
-               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");
-               PrintAndLog("example: hf list save myCardTrace.trc");
-               PrintAndLog("example: hf list 14a l myCardTrace.trc");
-               return 0;
-       }
-
-
-       uint8_t *trace;
-       uint32_t tracepos = 0;
-       uint32_t traceLen = 0;
-       
-       if (loadFromFile) {
-               #define TRACE_CHUNK_SIZE (1<<16)                // 64K to start with. Will be enough for BigBuf and some room for future extensions
-               FILE *tracefile = NULL;
-               size_t bytes_read;
-               trace = malloc(TRACE_CHUNK_SIZE);
-               if (trace == NULL) {
-                       PrintAndLog("Cannot allocate memory for trace");
-                       return 2;
-               }
-               if ((tracefile = fopen(filename,"rb")) == NULL) { 
-                       PrintAndLog("Could not open file %s", filename);
-                       free(trace);
-                       return 0;
-               }
-               while (!feof(tracefile)) {
-                       bytes_read = fread(trace+traceLen, 1, TRACE_CHUNK_SIZE, tracefile);
-                       traceLen += bytes_read;
-                       if (!feof(tracefile)) {
-                               uint8_t *p = realloc(trace, traceLen + TRACE_CHUNK_SIZE);
-                               if (p == NULL) {
-                                       PrintAndLog("Cannot allocate memory for trace");
-                                       free(trace);
-                                       fclose(tracefile);
-                                       return 2;
-                               }
-                               trace = p;
-                       }
-               }
-               fclose(tracefile);
-       } else {
-               trace = malloc(USB_CMD_DATA_SIZE);
-               // Query for the size of the trace
-               UsbCommand response;
-               GetFromBigBuf(trace, USB_CMD_DATA_SIZE, 0, &response, -1, false);
-               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, NULL, -1, false);
-               }
-       }
-
-       if (saveToFile) {
-               FILE *tracefile = NULL;
-               if ((tracefile = fopen(filename,"wb")) == NULL) { 
-                       PrintAndLog("Could not create file %s", filename);
-                       return 1;
-               }
-               fwrite(trace, 1, traceLen, tracefile);
-               PrintAndLog("Recorded Activity (TraceLen = %d bytes) written to file %s", traceLen, filename);
-               fclose(tracefile);
-       } else {
-               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;
-}
-
 int CmdHFSearch(const char *Cmd){
        int ans = 0;
        PrintAndLog("");
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