From 6a1687cc3ed60e13432763e18736defd43168cab Mon Sep 17 00:00:00 2001 From: iceman1001 Date: Sun, 5 Feb 2017 22:16:50 +0100 Subject: [PATCH] ADD: 'hf emv' - forgot to add some file --- armsrc/Makefile | 9 +- armsrc/emvcard.h | 2 +- armsrc/emvcmd.h | 1 - armsrc/emvutil.h | 14 --- client/cmdhfemv.c | 249 ++++++++++++++++++++++++++++++++++++++++++++++ client/cmdhfemv.h | 40 ++++++++ 6 files changed, 294 insertions(+), 21 deletions(-) create mode 100644 client/cmdhfemv.c create mode 100644 client/cmdhfemv.h diff --git a/armsrc/Makefile b/armsrc/Makefile index 2602db24..5ad56944 100644 --- a/armsrc/Makefile +++ b/armsrc/Makefile @@ -15,7 +15,8 @@ APP_CFLAGS = -DWITH_ISO14443a_StandAlone \ -DWITH_ISO15693 -DWITH_ISO14443a -DWITH_ISO14443b -DWITH_ICLASS \ -DWITH_LEGICRF -DWITH_HITAG -DWITH_CRC -DON_DEVICE -DWITH_HFSNOOP \ -fno-strict-aliasing -ffunction-sections -fdata-sections - #-DWITH_LCD +# -DWITH_EMV \ +# -DWITH_LCD \ #SRC_LCD = fonts.c LCD.c SRC_LF = lfops.c hitag2.c hitagS.c lfsampling.c pcf7931.c lfdemod.c protocols.c @@ -67,10 +68,8 @@ ARMSRC = fpgaloader.c \ usb_cdc.c \ cmd.c \ parity.c \ - random.c -# $(SRC_EMV) \ - #BigBuf.c \ - + random.c \ +# $(SRC_EMV) \ # Do not move this inclusion before the definition of {THUMB,ASM,ARM}SRC include ../common/Makefile.common diff --git a/armsrc/emvcard.h b/armsrc/emvcard.h index 7757949f..c7b60067 100644 --- a/armsrc/emvcard.h +++ b/armsrc/emvcard.h @@ -240,6 +240,6 @@ typedef struct { uint8_t tag_BF0C[222]; //File Control Information (FCI) Issuer Discretionary Data uint8_t tag_DFName[16]; uint8_t tag_DFName_len; -}emvtags; +} emvtags; #endif //__EMVCARD_H diff --git a/armsrc/emvcmd.h b/armsrc/emvcmd.h index 81195342..f17a731e 100644 --- a/armsrc/emvcmd.h +++ b/armsrc/emvcmd.h @@ -11,7 +11,6 @@ #ifndef __EMVCMD_H #define __EMVCMD_H - #include "proxmark3.h" #include "common.h" #include "apps.h" diff --git a/armsrc/emvutil.h b/armsrc/emvutil.h index bd5ec4fe..c7b3e3de 100644 --- a/armsrc/emvutil.h +++ b/armsrc/emvutil.h @@ -50,13 +50,6 @@ extern int EMV_DBGLEVEL; #define EMVEMUL_WORK 7 #define EMVEMUL_HALTED 8 #define EMVEMUL_ACK 9 -//#define cardSTATE_TO_IDLE() cardSTATE = EMVEMUL_IDLE; LED_B_OFF(); LED_C_OFF(); -//grabbed from iso14443a.c -//static int EmGetCmd(uint8_t *received, int *len); -//int EmSendCmdEx(uint8_t *resp, size_t respLen, bool correctionNeeded);//tag types -//int EmSendCmd(uint8_t *resp, size_t respLen); -//#define cardSTATE_TO_IDLE() cardSTATE = MFEMUL_IDLE; LED_B_OFF(); LED_C_OFF(); -//extern int iso14_apdu(uint8_t *cmd, uint16_t cmd_len, void *data); //functions //int emv_sendapdu( uint8_t cla, uint8_t ins, uint8_t p1, uint8_t p2, uint8_t lc, uint8_t* data, uint8_t le); @@ -73,13 +66,6 @@ int emv_generateAC(uint8_t refcontrolparam, uint8_t* cdolinput, uint8_t cdolinpu int emv_decodeAFL(uint8_t* AFL, uint8_t AFLlen); int emv_decodeAIP(uint8_t* AIP); int emv_decodeCVM(uint8_t* CVM, uint8_t CVMlen); -//memory management -//uint8_t* emv_get_bigbufptr(void); -//uint8_t* emv_get_bigbufptr_sendbuf(void); -//uint8_t* emv_get_bigbufptr_recbuf(void); - -//emulator -//void EMVsim(); //utils int emv_printtag(uint8_t* selected_tag,emvtags* inputcard, uint8_t* outputstring, uint8_t* outputlen); diff --git a/client/cmdhfemv.c b/client/cmdhfemv.c new file mode 100644 index 00000000..664c00c4 --- /dev/null +++ b/client/cmdhfemv.c @@ -0,0 +1,249 @@ +//----------------------------------------------------------------------------- +// Copyright (C) 2014 Peter Fillmore +// 2017 iceman +// +// 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 +// the license. +//----------------------------------------------------------------------------- +// High frequency EMV commands +//----------------------------------------------------------------------------- +#include "cmdhfemv.h" + +static int CmdHelp(const char *Cmd); + +int usage_hf_emv_trans(void){ + PrintAndLog("perform an EMV transaction"); + PrintAndLog("Usage: hf emv trans [h]"); + PrintAndLog("Options:"); + PrintAndLog(" h : this help"); + PrintAndLog(""); + PrintAndLog("Samples:"); + PrintAndLog(" hf emv trans"); + return 0; +} +int usage_hf_emv_getrnd(void){ + PrintAndLog("retrieve the UN number from a terminal"); + PrintAndLog("Usage: hf emv getrnd [h]"); + PrintAndLog("Options:"); + PrintAndLog(" h : this help"); + PrintAndLog(""); + PrintAndLog("Samples:"); + PrintAndLog(" hf emv getrnd"); + return 0; +} +int usage_hf_emv_eload(void){ + PrintAndLog("set EMV tags in the device to use in a transaction"); + PrintAndLog("Usage: hf emv eload [h] o "); + PrintAndLog("Options:"); + PrintAndLog(" h : this help"); + PrintAndLog(" o : filename w/o '.bin'"); + PrintAndLog(""); + PrintAndLog("Samples:"); + PrintAndLog(" hf emv eload o myfile"); + return 0; +} +int usage_hf_emv_sim(void){ + PrintAndLog("Simulates a EMV contactless card"); + PrintAndLog("Usage: hf emv sim [h]"); + PrintAndLog("Options:"); + PrintAndLog(" h : this help"); + PrintAndLog(""); + PrintAndLog("Samples:"); + PrintAndLog(" hf emv sim"); + return 0; +} +int usage_hf_emv_dump(void){ + PrintAndLog("Gets EMV contactless tag values."); + PrintAndLog("and saves binary dump into the file `filename.bin` or `cardUID.bin`"); + PrintAndLog("Usage: hf emv dump [h] o "); + PrintAndLog("Options:"); + PrintAndLog(" h : this help"); + PrintAndLog(" o : filename w/o '.bin' to dump bytes"); + PrintAndLog(""); + PrintAndLog("Samples:"); + PrintAndLog(" hf emv dump"); + PrintAndLog(" hf emv dump o myfile"); + return 0; +} + +//perform an EMV transaction +int CmdHfEmvTrans(const char *Cmd) { + char cmdp = param_getchar(Cmd, 0); + if ( cmdp == 'h' || cmdp == 'H') return usage_hf_emv_trans(); + UsbCommand c = {CMD_EMV_TRANSACTION, {0, 0, 0}}; + clearCommandBuffer(); + SendCommand(&c); + return 0; +} +//retrieve the UN number from a terminal +int CmdHfEmvGetrng(const char *Cmd) { + char cmdp = param_getchar(Cmd, 0); + if ( cmdp == 'h' || cmdp == 'H') return usage_hf_emv_getrnd(); + UsbCommand c = {CMD_EMV_GET_RANDOM_NUM, {0, 0, 0}}; + clearCommandBuffer(); + SendCommand(&c); + return 0; +} + +//set EMV tags in the device to use in a transaction +int CmdHfEmvELoad(const char *Cmd) { + FILE * f; + char filename[FILE_PATH_SIZE]; + char *fnameptr = filename; + int len; + bool errors = false; + uint8_t cmdp = 0; + + while(param_getchar(Cmd, cmdp) != 0x00) { + switch(param_getchar(Cmd, cmdp)) { + case 'h': + case 'H': + return usage_hf_emv_eload(); + case 'o': + case 'O': + len = param_getstr(Cmd, cmdp+1, filename); + if (!len) + errors = true; + if (len > FILE_PATH_SIZE-5) + len = FILE_PATH_SIZE-5; + sprintf(fnameptr + len,".bin"); + cmdp += 2; + break; + default: + PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp)); + errors = true; + break; + } + if(errors) break; + } + + //Validations + if(errors) return usage_hf_emv_eload(); + + // open file + f = fopen(filename,"r"); + if (!f) { + PrintAndLog("File %s not found or locked", filename); + return 1; + } + + char line[512]; + char *token; + uint16_t tag; + + UsbCommand c = {CMD_EMV_LOAD_VALUE, {0,0,0}}; + + // transfer to device + while (fgets(line, sizeof (line), f)) { + printf("LINE = %s\n", line); + + token = strtok(line, ":"); + tag = (uint16_t)strtol(token, NULL, 0); + token = strtok(NULL,""); + + c.arg[0] = tag; + memcpy(c.d.asBytes, token, strlen(token)); + + clearCommandBuffer(); + SendCommand(&c); + + printf("Loaded TAG = %04x\n", tag); + printf("Loaded VALUE = %s\n", token); + } + + fclose(f); + PrintAndLog("loaded %s", filename); + //PrintAndLog("\nLoaded %d bytes from file: %s to emulator memory", numofbytes, filename); + return 0; +} + +int CmdHfEmvDump(const char *Cmd){ + + bool errors = false; + uint8_t cmdp = 0; + + while(param_getchar(Cmd, cmdp) != 0x00) { + switch(param_getchar(Cmd, cmdp)) { + case 'h': + case 'H': + return usage_hf_emv_dump(); + default: + PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp)); + errors = true; + break; + } + if(errors) break; + } + + //Validations + if(errors) return usage_hf_emv_dump(); + + UsbCommand c = {CMD_EMV_DUMP_CARD, {0, 0, 0}}; + clearCommandBuffer(); + SendCommand(&c); + UsbCommand resp; + if (!WaitForResponseTimeout(CMD_ACK, &resp, 3000)) { + PrintAndLog("Command execute time-out"); + return 1; + } + return 0; +} + + +/* +int CmdHfEmvSim(const char *Cmd) { + + bool errors = false; + uint8_t cmdp = 0; + + while(param_getchar(Cmd, cmdp) != 0x00) { + switch(param_getchar(Cmd, cmdp)) { + case 'h': + case 'H': + return usage_hf_emv_sim(); + default: + PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp)); + errors = true; + break; + } + if(errors) break; + } + + //Validations + if(errors) return usage_hf_emv_sim(); + + UsbCommand c = {CMD_SIMULATE_TAG_LEGIC_RF, {6,3,0}}; + sscanf(Cmd, " %"lli" %"lli" %"lli, &c.arg[0], &c.arg[1], &c.arg[2]); + clearCommandBuffer(); + SendCommand(&c); + return 0; +} +*/ + +int CmdHfEmvList(const char *Cmd) { + CmdHFList("7816"); + return 0; +} + +static command_t CommandTable[] = { + {"help", CmdHelp, 1, "This help"}, + {"trans", CmdHfEmvTrans, 0, "Perform EMV Reader Transaction"}, + {"getrng", CmdHfEmvGetrng, 0, "get random number from terminal"}, + {"eload", CmdHfEmvELoad, 0, "load EMV tag into device"}, + {"dump", CmdHfEmvDump, 0, "Dump EMV tag values"}, +// {"sim", CmdHfEmvSim, 0, "Start tag simulator"}, + {"list", CmdHfEmvList, 1, "[Deprecated] List ISO7816 history"}, + {NULL, NULL, 0, NULL} +}; + +int CmdHFEmv(const char *Cmd) { + clearCommandBuffer(); + CmdsParse(CommandTable, Cmd); + return 0; +} + +int CmdHelp(const char *Cmd) { + CmdsHelp(CommandTable); + return 0; +} \ No newline at end of file diff --git a/client/cmdhfemv.h b/client/cmdhfemv.h new file mode 100644 index 00000000..2d7179d1 --- /dev/null +++ b/client/cmdhfemv.h @@ -0,0 +1,40 @@ +//----------------------------------------------------------------------------- +// Copyright (C) 2014 Peter Fillmore +// 2017 iceman +// +// 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 +// the license. +//----------------------------------------------------------------------------- +// High frequency EMV commands +//----------------------------------------------------------------------------- + +#ifndef CMDHFEMV_H__ +#define CMDHFEMV_H__ + +#include +#include +#include "proxmark3.h" +#include "data.h" +#include "ui.h" +#include "cmdparser.h" +#include "cmdmain.h" +#include "util.h" +#include "cmdhf.h" // "hf list" + +int CmdHFEmv(const char *Cmd); + +int CmdHfEmvTransaction(const char *Cmd); +int CmdHfEmvGetrng(const char *Cmd); +int CmdHfEmvELoad(const char *Cmd); +int CmdHfEmvDump(const char *Cmd); +//int CmdHfEmvSim(const char *Cmd); +int CmdHfEmvList(const char *Cmd); + +int usage_hf_emv_trans(void); +int usage_hf_emv_getrnd(void); +int usage_hf_emv_eload(void); +int usage_hf_emv_dump(void); +int usage_hf_emv_sim(void); + +#endif -- 2.39.5