client/src/cmdhfseos.c

   1 //-----------------------------------------------------------------------------
   2 // Copyright (C) Proxmark3 contributors. See AUTHORS.md for details.
   3 //
   4 // This program is free software: you can redistribute it and/or modify
   5 // it under the terms of the GNU General Public License as published by
   6 // the Free Software Foundation, either version 3 of the License, or
   7 // (at your option) any later version.
   8 //
   9 // This program is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13 //
  14 // See LICENSE.txt for the text of the license.
  15 //-----------------------------------------------------------------------------
  16 // SEOS commands
  17 //-----------------------------------------------------------------------------
  18 #include "cmdhfseos.h"
  19 #include <stdio.h>
  20 #include <string.h>
  21 #include <ctype.h>              // tolower
  22 #include "cliparser.h"
  23 #include "cmdparser.h"          // command_t
  24 #include "comms.h"              // clearCommandBuffer
  25 #include "cmdtrace.h"
  26 #include "crc16.h"
  27 #include "ui.h"
  28 #include "cmdhf14a.h"           // manufacture
  29 #include "protocols.h"          // definitions of ISO14A/7816 protocol
  30 #include "iso7816/apduinfo.h"   // GetAPDUCodeDescription
  31 #include "crypto/asn1utils.h"   // ASN1 decode / print
  32 #include "commonutil.h"         // get_sw
  33 #include "protocols.h"          // ISO7816 APDU return codes
  34
  35 static int CmdHelp(const char *Cmd);
  36
  37 static int seos_select(void) {
  38     bool activate_field = true;
  39     bool keep_field_on = true;
  40     uint8_t response[PM3_CMD_DATA_SIZE];
  41     int resplen = 0;
  42
  43     // ---------------  Select SEOS applet ----------------
  44     uint8_t aSELECT_AID[80];
  45     int aSELECT_AID_n = 0;
  46     param_gethex_to_eol("00a404000aa000000440000101000100", 0, aSELECT_AID, sizeof(aSELECT_AID), &aSELECT_AID_n);
  47     int res = ExchangeAPDU14a(aSELECT_AID, aSELECT_AID_n, activate_field, keep_field_on, response, sizeof(response), &resplen);
  48     if (res != PM3_SUCCESS) {
  49         DropField();
  50         return res;
  51     }
  52
  53     if (resplen < 2) {
  54         DropField();
  55         return PM3_ESOFT;
  56     }
  57
  58     uint16_t sw = get_sw(response, resplen);
  59     if (sw != ISO7816_OK) {
  60         PrintAndLogEx(ERR, "Selecting SEOS applet aid failed (%04x - %s).", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff));
  61         DropField();
  62         return PM3_ESOFT;
  63     }
  64
  65     activate_field = false;
  66     keep_field_on = false;
  67     // ---------------  CC file reading ----------------
  68
  69     uint8_t aSELECT_FILE_ADF[30];
  70     int aSELECT_FILE_ADF_n = 0;
  71     param_gethex_to_eol("80a504001306112b0601040181e43801010201180101020200", 0, aSELECT_FILE_ADF, sizeof(aSELECT_FILE_ADF), &aSELECT_FILE_ADF_n);
  72     res = ExchangeAPDU14a(aSELECT_FILE_ADF, aSELECT_FILE_ADF_n, activate_field, keep_field_on, response, sizeof(response), &resplen);
  73     if (res != PM3_SUCCESS) {
  74         DropField();
  75         return res;
  76     }
  77
  78     sw = get_sw(response, resplen);
  79     if (sw != ISO7816_OK) {
  80         PrintAndLogEx(ERR, "Selecting ADF file failed (%04x - %s).", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff));
  81         DropField();
  82         return PM3_ESOFT;
  83     }
  84
  85     // remove the 2byte SW
  86     asn1_print(response, resplen - 2, "  ");
  87     return PM3_SUCCESS;
  88 }
  89
  90 int infoSeos(bool verbose) {
  91     int res = seos_select();
  92     if (res == PM3_SUCCESS) {
  93         PrintAndLogEx(NORMAL, "");
  94         PrintAndLogEx(INFO, "--- " _CYAN_("Tag Information") " ---------------------------");
  95     }
  96     return PM3_SUCCESS;
  97 }
  98
  99 static int CmdHfSeosInfo(const char *Cmd) {
 100     CLIParserContext *ctx;
 101     CLIParserInit(&ctx, "hf seos info",
 102                   "Get info from SEOS tags",
 103                   "hf seos info");
 104
 105     void *argtable[] = {
 106         arg_param_begin,
 107         arg_param_end
 108     };
 109     CLIExecWithReturn(ctx, Cmd, argtable, true);
 110     CLIParserFree(ctx);
 111     return infoSeos(true);
 112 }
 113
 114 static int CmdHfSeosList(const char *Cmd) {
 115     return CmdTraceListAlias(Cmd, "hf seos", "seos -c");
 116 }
 117
 118 static command_t CommandTable[] = {
 119     {"help",    CmdHelp,        AlwaysAvailable, "This help"},
 120     {"info",    CmdHfSeosInfo,  IfPm3NfcBarcode, "Tag information"},
 121     {"list",    CmdHfSeosList,  AlwaysAvailable, "List SEOS history"},
 122     {NULL, NULL, NULL, NULL}
 123 };
 124
 125 static int CmdHelp(const char *Cmd) {
 126     (void)Cmd; // Cmd is not used so far
 127     CmdsHelp(CommandTable);
 128     return PM3_SUCCESS;
 129 }
 130
 131 int CmdHFSeos(const char *Cmd) {
 132     clearCommandBuffer();
 133     return CmdsParse(CommandTable, Cmd);
 134 }