]> cvs.zerfleddert.de Git - proxmark3-svn/blobdiff - client/cmdhf.c
hf list mf 1st auth works
[proxmark3-svn] / client / cmdhf.c
index 0d678ab62646b826803304cdd891cb5b1de2b5ed..06382abbbd159ad83c4232eeeef4f1161c3da8a0 100644 (file)
@@ -1,5 +1,6 @@
 //-----------------------------------------------------------------------------
 // Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
+// Merlok - 2017
 //
 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
 // at your option, any later version. See the LICENSE.txt file for the text of
@@ -8,11 +9,16 @@
 // High frequency commands
 //-----------------------------------------------------------------------------
 
+#include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
 #include "proxmark3.h"
-#include "graph.h"
+#include "util.h"
+#include "data.h"
 #include "ui.h"
+#include "iso14443crc.h"
+#include "parity.h"
+#include "cmdmain.h"
 #include "cmdparser.h"
 #include "cmdhf.h"
 #include "cmdhf14a.h"
@@ -25,6 +31,8 @@
 #include "cmdhfmfu.h"
 #include "cmdhftopaz.h"
 #include "protocols.h"
+#include "emv/cmdemv.h"
+#include "cmdhflist.h"
 
 static int CmdHelp(const char *Cmd);
 
@@ -35,53 +43,6 @@ int CmdHFTune(const char *Cmd)
   return 0;
 }
 
-
-void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
-{
-       switch(cmd[0])
-       {
-       case ISO14443A_CMD_WUPA:        snprintf(exp,size,"WUPA"); break;
-       case ISO14443A_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[1] == 0x70)
-               {
-                       snprintf(exp,size,"SELECT_UID"); break;
-               }else
-               {
-                       snprintf(exp,size,"ANTICOLL"); break;
-               }
-       }
-       case ISO14443A_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 ISO14443A_CMD_REQA:                snprintf(exp,size,"REQA"); break;
-       case ISO14443A_CMD_READBLOCK:   snprintf(exp,size,"READBLOCK(%d)",cmd[1]); break;
-       case ISO14443A_CMD_WRITEBLOCK:  snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]); break;
-       case ISO14443A_CMD_HALT:                snprintf(exp,size,"HALT"); break;
-       case ISO14443A_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(%d)",cmd[1]); break;
-       case MIFARE_AUTH_KEYB:                  snprintf(exp,size,"AUTH-B(%d)",cmd[1]); break;
-       case MIFARE_MAGICWUPC1:                 snprintf(exp,size,"MAGIC WUPC1"); break;
-       case MIFARE_MAGICWUPC2:                 snprintf(exp,size,"MAGIC WUPC2"); break;
-       case MIFARE_MAGICWIPEC:                 snprintf(exp,size,"MAGIC WIPEC"); break;
-       default:                                                snprintf(exp,size,"?"); break;
-       }
-       return;
-}
-
 void annotateIclass(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
 {
        switch(cmd[0])
@@ -145,7 +106,6 @@ void annotateIso15693(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
 
 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;
@@ -154,6 +114,10 @@ void annotateTopaz(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
                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;
        }
 }
@@ -189,33 +153,6 @@ void annotateIso14443b(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
 
 }
 
-/**
- * @brief iso14443A_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 iso14443A_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
-{
-       uint8_t b1,b2;
-
-       if(len <= 2) return 2;
-
-       if(isResponse & (len < 6)) return 2;
-       
-       ComputeCrc14443(CRC_14443_A, data, len-2, &b1, &b2);
-       if (b1 != data[len-2] || b2 != data[len-1]) {
-               return 0;
-       } else {
-               return 1;
-       }
-}
-
-
 /**
  * @brief iso14443B_CRC_check Checks CRC in command or response
  * @param isResponse
@@ -319,7 +256,7 @@ bool next_record_is_response(uint16_t tracepos, uint8_t *trace)
 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       9
+#define MAX_TOPAZ_READER_CMD_LEN       16
 
        uint32_t last_timestamp = timestamp + *duration;
 
@@ -363,6 +300,8 @@ uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, ui
        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;
        
@@ -411,6 +350,9 @@ uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, ui
                        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;
@@ -428,15 +370,9 @@ uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, ui
 
        for (int j = 0; j < data_len && j/16 < 16; 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))) {
-                       snprintf(line[j/16]+(( j % 16) * 4), 110, " %02x!", frame[j]);
+               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]);
                }
@@ -465,6 +401,9 @@ uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, ui
 
        EndOfTransmissionTimestamp = timestamp + duration;
 
+       if (protocol == PROTO_MIFARE)
+               annotateMifare(explanation, sizeof(explanation), frame, data_len, parityBytes, parity_len, isResponse);
+       
        if(!isResponse)
        {
                switch(protocol) {
@@ -479,7 +418,7 @@ uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, ui
        int num_lines = MIN((data_len - 1)/16 + 1, 16);
        for (int j = 0; j < num_lines ; j++) {
                if (j == 0) {
-                       PrintAndLog(" %9d | %9d | %s |%-64s | %s| %s",
+                       PrintAndLog(" %10d | %10d | %s |%-64s | %s| %s",
                                (timestamp - first_timestamp),
                                (EndOfTransmissionTimestamp - first_timestamp),
                                (isResponse ? "Tag" : "Rdr"),
@@ -487,18 +426,31 @@ uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, ui
                                (j == num_lines-1) ? crc : "    ",
                                (j == num_lines-1) ? explanation : "");
                } else {
-                       PrintAndLog("           |           |     |%-64s | %s| %s",
+                       PrintAndLog("            |            |     |%-64s | %s| %s",
                                line[j],
                                (j == num_lines-1) ? crc : "    ",
                                (j == num_lines-1) ? explanation : "");
                }
        }
+       
+       if (DecodeMifareData(frame, data_len, 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(" %9d | %9d | %s | fdt (Frame Delay Time): %d",
+               PrintAndLog(" %10d | %10d | %s | fdt (Frame Delay Time): %d",
                        (EndOfTransmissionTimestamp - first_timestamp),
                        (next_timestamp - first_timestamp),
                        "   ",
@@ -514,7 +466,7 @@ int CmdHFList(const char *Cmd)
        bool showWaitCycles = false;
        bool markCRCBytes = false;
        char type[40] = {0};
-       int tlen = param_getstr(Cmd,0,type);
+       int tlen = param_getstr(Cmd,0,type, sizeof(type));
        char param1 = param_getchar(Cmd, 1);
        char param2 = param_getchar(Cmd, 2);
        bool errors = false;
@@ -534,6 +486,8 @@ int CmdHFList(const char *Cmd)
        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)     {
@@ -555,6 +509,7 @@ int CmdHFList(const char *Cmd)
                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");
@@ -600,9 +555,10 @@ int CmdHFList(const char *Cmd)
        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("-----------|-----------|-----|-----------------------------------------------------------------|-----|--------------------|");
+       PrintAndLog("      Start |        End | Src | Data (! denotes parity error)                                   | CRC | Annotation         |");
+       PrintAndLog("------------|------------|-----|-----------------------------------------------------------------|-----|--------------------|");
 
+       ClearAuthData();
        while(tracepos < traceLen)
        {
                tracepos = printTraceLine(tracepos, traceLen, trace, protocol, showWaitCycles, markCRCBytes);
@@ -612,6 +568,41 @@ int CmdHFList(const char *Cmd)
        return 0;
 }
 
+int CmdHFSearch(const char *Cmd){
+       int ans = 0;
+       PrintAndLog("");
+       ans = CmdHF14AInfo("s");
+       if (ans > 0) {
+               PrintAndLog("\nValid ISO14443A Tag Found - Quiting Search\n");
+               return ans;
+       }
+       ans = HFiClassReader("", false, false);
+       if (ans) {
+               PrintAndLog("\nValid iClass Tag (or PicoPass Tag) Found - Quiting Search\n");
+               return ans;
+       }
+       ans = HF15Reader("", false);
+       if (ans) {
+               PrintAndLog("\nValid ISO15693 Tag Found - Quiting Search\n");
+               return ans;
+       }
+       //14b is longest test currently (and rarest chip type) ... put last
+       ans = HF14BInfo(false);
+       if (ans) {
+               PrintAndLog("\nValid ISO14443B Tag Found - Quiting Search\n");
+               return ans;
+       }
+       PrintAndLog("\nno known/supported 13.56 MHz tags found\n");
+       return 0;
+}
+
+int CmdHFSnoop(const char *Cmd)
+{
+       char * pEnd;
+       UsbCommand c = {CMD_HF_SNIFFER, {strtol(Cmd, &pEnd,0),strtol(pEnd, &pEnd,0),0}};
+       SendCommand(&c);
+       return 0;
+}
 
 static command_t CommandTable[] = 
 {
@@ -620,6 +611,7 @@ static command_t CommandTable[] =
        {"14b",         CmdHF14B,               1, "{ ISO14443B RFIDs... }"},
        {"15",          CmdHF15,                1, "{ ISO15693 RFIDs... }"},
        {"epa",         CmdHFEPA,               1, "{ German Identification Card... }"},
+       {"emv",         CmdHFEMV,               1, "{ EMV cards... }"},
        {"legic",       CmdHFLegic,             0, "{ LEGIC RFIDs... }"},
        {"iclass",      CmdHFiClass,    1, "{ ICLASS RFIDs... }"},
        {"mf",          CmdHFMF,                1, "{ MIFARE RFIDs... }"},
@@ -627,6 +619,8 @@ static command_t CommandTable[] =
        {"topaz",       CmdHFTopaz,             1, "{ TOPAZ (NFC Type 1) RFIDs... }"},
        {"tune",        CmdHFTune,              0, "Continuously measure HF antenna tuning"},
        {"list",        CmdHFList,              1, "List protocol data in trace buffer"},
+       {"search",      CmdHFSearch,    1, "Search for known HF tags [preliminary]"},
+       {"snoop",   CmdHFSnoop,     0, "<samples to skip (10000)> <triggers to skip (1)> Generic HF Snoop"},
        {NULL,          NULL,                   0, NULL}
 };
 
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