]> git.zerfleddert.de Git - proxmark3-svn/blobdiff - client/cmdhf.c
fix gcc8 compiler warnings on string overflows (#905)
[proxmark3-svn] / client / cmdhf.c
index 550f8e86d9b9e94d00aa3e9cf522ef556899334d..5aeb7ce4bcc4fdf40658d43925791e9d5e88735c 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
@@ -8,13 +9,14 @@
 // High frequency commands
 //-----------------------------------------------------------------------------
 
-#include <stdio.h>
-#include <string.h>
-#include "proxmark3.h"
-#include "graph.h"
+#include "cmdhf.h"
+
+#include <math.h>
+#include "usb_cmd.h"
+#include "comms.h"
 #include "ui.h"
 #include "cmdparser.h"
-#include "cmdhf.h"
+#include "cliparser/cliparser.h"
 #include "cmdhf14a.h"
 #include "cmdhf14b.h"
 #include "cmdhf15.h"
 #include "cmdhflegic.h"
 #include "cmdhficlass.h"
 #include "cmdhfmf.h"
+#include "cmdhfmfp.h"
+#include "cmdhfmfu.h"
+#include "cmdhftopaz.h"
+#include "cmdhflist.h"
+#include "cmdhffido.h"
+#include "cmddata.h"
+#include "graph.h"
+#include "fpga.h"
 
 static int CmdHelp(const char *Cmd);
 
@@ -31,299 +41,125 @@ int CmdHFTune(const char *Cmd)
   SendCommand(&c);
   return 0;
 }
-// for the time being. Need better Bigbuf handling.
-#define TRACE_SIZE 3000
 
-#define ICLASS_CMD_ACTALL 0x0A
-#define ICLASS_CMD_IDENTIFY 0x0C
-#define ICLASS_CMD_READ 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_WUPA       0x52
-#define iso14443_CMD_SELECT     0x93
-#define iso14443_CMD_SELECT_2   0x95
-#define iso14443_CMD_REQ        0x26
-#define iso14443_CMD_READBLOCK  0x30
-#define iso14443_CMD_WRITEBLOCK 0xA0
-#define iso14443_CMD_INC        0xC0
-#define iso14443_CMD_DEC        0xC1
-#define iso14443_CMD_RESTORE    0xC2
-#define iso14443_CMD_TRANSFER   0xB0
-#define iso14443_CMD_HALT       0x50
-#define iso14443_CMD_RATS       0xE0
-
-
-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_SELECT:{
-               if(cmdsize > 2)
-               {
-                       snprintf(exp,size,"SELECT_UID"); break;
-               }else
-               {
-                       snprintf(exp,size,"SELECT_ALL"); break;
-               }
-       }
-       case iso14443_CMD_SELECT_2:    snprintf(exp,size,"SELECT_2"); break;
-       case iso14443_CMD_REQ:         snprintf(exp,size,"REW"); 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_INC:         snprintf(exp,size,"INC(%d)",cmd[1]); break;
-       case iso14443_CMD_DEC:         snprintf(exp,size,"DEC(%d)",cmd[1]); break;
-       case iso14443_CMD_RESTORE:     snprintf(exp,size,"RESTORE(%d)",cmd[1]); break;
-       case iso14443_CMD_TRANSFER:    snprintf(exp,size,"TRANSFER(%d)",cmd[1]); break;
-       case iso14443_CMD_HALT:        snprintf(exp,size,"HALT"); break;
-       case iso14443_CMD_RATS:        snprintf(exp,size,"RATS"); break;
-       default:                       snprintf(exp,size,"?"); break;
-       }
-       return;
+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 = infoHF14B(false);
+       if (ans) {
+               PrintAndLog("\nValid ISO14443B Tag Found - Quiting Search\n");
+               return ans;
+       }
+       ans = CmdLegicRFRead("");
+       if (ans == 0) {
+               PrintAndLog("\nValid Legic Tag Found - Quiting Search\n");
+               return ans;
+       }
+       PrintAndLog("\nno known/supported 13.56 MHz tags found\n");
+       return 0;
 }
 
-void annotateIclass(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
+int CmdHFSnoop(const char *Cmd)
 {
-
-       if(cmdsize > 1 && cmd[0] == ICLASS_CMD_READ)
-       {
-                 snprintf(exp,size,"READ(%d)",cmd[1]);
-                 return;
-       }
-
-       switch(cmd[0])
-       {
-       case ICLASS_CMD_ACTALL:      snprintf(exp,size,"ACTALL"); break;
-       case ICLASS_CMD_IDENTIFY:    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;
+       char * pEnd;
+       UsbCommand c = {CMD_HF_SNIFFER, {strtol(Cmd, &pEnd,0),strtol(pEnd, &pEnd,0),0}};
+       SendCommand(&c);
+       return 0;
 }
 
 
-
-uint16_t printTraceLine(uint16_t tracepos, uint8_t* trace, bool iclass, bool showWaitCycles)
+// static void InterpolateShannon(int *source, size_t source_len, int *dest, size_t dest_len)
+// {
+       // int *buf = (int*)malloc(source_len * sizeof(int));
+       // memcpy(buf, source, source_len * sizeof(int));
+       // for (int i = 0; i < source_len; i++) {
+               // buf[i] += 128;
+       // }
+       // for (int i = 0; i < dest_len; i++) {
+               // float value = 0.0;
+               // for (int j = 0; j < source_len; j++) {
+                       // if (i * source_len == j * dest_len) { // sin(0) / 0 = 1
+                               // value += (float)buf[j];
+                       // } else {
+                               // value += (float)buf[j] * sin(((float)i*source_len/dest_len-j)*3.1415) / (((float)i*source_len/dest_len-j)*3.1415);
+                       // }
+               // }
+               // dest[i] = value - 128;
+       // }
+       // free(buf);
+// }
+
+
+static int CmdHFPlot(const char *Cmd)
 {
-       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]);
+       CLIParserInit("hf plot",
+               "Plots HF signal after RF signal path and A/D conversion.",
+               "This can be used after any hf command and will show the last few milliseconds of the HF signal.\n"
+               "Note: If the last hf command terminated because of a timeout you will most probably see nothing.\n");
+       void* argtable[] = {
+               arg_param_begin,
+               arg_param_end
+       };
+       CLIExecWithReturn(Cmd, argtable, true);
+
+       uint8_t buf[FPGA_TRACE_SIZE];
+
+       if (GetFromFpgaRAM(buf, FPGA_TRACE_SIZE)) {
+               for (size_t i = 0; i < FPGA_TRACE_SIZE; i++) {
+                       GraphBuffer[i] = (int)buf[i] - 128;
                }
-       }
-       //--- 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);
+               GraphTraceLen = FPGA_TRACE_SIZE;
+               // InterpolateShannon(GraphBuffer, FPGA_TRACE_SIZE, GraphBuffer, FPGA_TRACE_SIZE*8/7);
+               // GraphTraceLen = FPGA_TRACE_SIZE*8/7;
+               ShowGraphWindow();
+               RepaintGraphWindow();
        }
        return 0;
 }
 
 
-static command_t CommandTable[] = 
+static command_t CommandTable[] =
 {
-  {"help",        CmdHelp,          1, "This help"},
-  {"14a",         CmdHF14A,         1, "{ ISO14443A RFIDs... }"},
-  {"14b",         CmdHF14B,         1, "{ ISO14443B RFIDs... }"},
-  {"15",          CmdHF15,          1, "{ ISO15693 RFIDs... }"},
-  {"epa",         CmdHFEPA,         1, "{ German Identification Card... }"},
-  {"legic",       CmdHFLegic,       0, "{ LEGIC RFIDs... }"},
-  {"iclass",      CmdHFiClass,      1, "{ ICLASS RFIDs... }"},
-  {"mf",               CmdHFMF,                1, "{ MIFARE RFIDs... }"},
-  {"tune",        CmdHFTune,        0, "Continuously measure HF antenna tuning"},
-  {"list",       CmdHFList,         1, "List protocol data in trace buffer"},
-       {NULL, NULL, 0, NULL}
+       {"help",    CmdHelp,        1, "This help"},
+       {"14a",     CmdHF14A,       0, "{ ISO14443A RFIDs... }"},
+       {"14b",     CmdHF14B,       0, "{ ISO14443B RFIDs... }"},
+       {"15",      CmdHF15,        1, "{ ISO15693 RFIDs... }"},
+       {"epa",     CmdHFEPA,       0, "{ German Identification Card... }"},
+       {"legic",   CmdHFLegic,     0, "{ LEGIC RFIDs... }"},
+       {"iclass",  CmdHFiClass,    1, "{ ICLASS RFIDs... }"},
+       {"mf",      CmdHFMF,        1, "{ MIFARE RFIDs... }"},
+       {"mfu",     CmdHFMFUltra,   1, "{ MIFARE Ultralight RFIDs... }"},
+       {"mfp",     CmdHFMFP,       0, "{ MIFARE Plus RFIDs... }"},
+       {"topaz",   CmdHFTopaz,     0, "{ TOPAZ (NFC Type 1) RFIDs... }"},
+       {"fido",    CmdHFFido,      0, "{ FIDO and FIDO2 authenticators... }"},
+       {"tune",    CmdHFTune,      0, "Continuously measure HF antenna tuning"},
+       {"list",    CmdHFList,      1, "List protocol data in trace buffer"},
+       {"plot",    CmdHFPlot,      0, "Plot signal"},
+       {"search",  CmdHFSearch,    0, "Search for known HF tags [preliminary]"},
+       {"snoop",   CmdHFSnoop,     0, "<samples to skip (10000)> <triggers to skip (1)> Generic HF Snoop"},
+       {NULL,      NULL,           0, NULL}
 };
 
 int CmdHF(const char *Cmd)
 {
   CmdsParse(CommandTable, Cmd);
-  return 0; 
+  return 0;
 }
 
 int CmdHelp(const char *Cmd)
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