mirror of
https://github.com/RfidResearchGroup/proxmark3.git
synced 2024-11-16 06:43:29 +08:00
94 lines
2.9 KiB
C
94 lines
2.9 KiB
C
//-----------------------------------------------------------------------------
|
|
// Iceman, February 2020
|
|
//
|
|
// 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.
|
|
//-----------------------------------------------------------------------------
|
|
// Support functions for smart card
|
|
//-----------------------------------------------------------------------------
|
|
#include "cardhelper.h"
|
|
#include <string.h>
|
|
#include <stdio.h>
|
|
#include "cmdparser.h"
|
|
#include "cmdsmartcard.h"
|
|
#include "ui.h"
|
|
#include "util.h"
|
|
|
|
#define CARD_INS_DECRYPT 0x01
|
|
#define CARD_INS_ENCRYPT 0x02
|
|
#define CARD_INS_DECODE 0x06
|
|
#define CARD_INS_NUMBLOCKS 0x07
|
|
static uint8_t cmd[] = {0x96, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
|
|
// look for CryptoHelper
|
|
bool IsCryptoHelperPresent(void) {
|
|
|
|
if (IfPm3Smartcard()) {
|
|
int resp_len = 0;
|
|
uint8_t version[] = {0x96, 0x69, 0x00, 0x00, 0x00};
|
|
uint8_t resp[20] = {0};
|
|
ExchangeAPDUSC(true, version, sizeof(version), true, true, resp, sizeof(resp), &resp_len);
|
|
|
|
if (strstr("CryptoHelper", (char *)resp) == 0) {
|
|
PrintAndLogEx(INFO, "Found smart card helper");
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
static bool executeCrypto(uint8_t ins, uint8_t *src, uint8_t *dest) {
|
|
int resp_len = 0;
|
|
uint8_t dec[11] = {0};
|
|
|
|
cmd[1] = ins;
|
|
memcpy(cmd + 5, src, 8);
|
|
|
|
ExchangeAPDUSC(true, cmd, sizeof(cmd), false, true, dec, sizeof(dec), &resp_len);
|
|
|
|
if (resp_len == 10) {
|
|
memcpy(dest, dec, 8);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool Decrypt(uint8_t *src, uint8_t *dest) {
|
|
return executeCrypto(CARD_INS_DECRYPT, src, dest);
|
|
}
|
|
|
|
bool Encrypt(uint8_t *src, uint8_t *dest) {
|
|
return executeCrypto(CARD_INS_ENCRYPT, src, dest);
|
|
}
|
|
|
|
// Call with block6
|
|
void DecodeBlock6(uint8_t *src) {
|
|
int resp_len = 0;
|
|
uint8_t resp[254] = {0};
|
|
|
|
uint8_t c[] = {0x96, CARD_INS_DECODE, 0x00, 0x00, 0x09, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
memcpy(c + 6, src, 8);
|
|
|
|
// first part
|
|
ExchangeAPDUSC(true, c, sizeof(c), false, true, resp, sizeof(resp), &resp_len);
|
|
PrintAndLogEx(SUCCESS, "%.*s", resp_len - 11, resp + 9);
|
|
|
|
// second part
|
|
c[5] = 0x02;
|
|
ExchangeAPDUSC(true, c, sizeof(c), false, true, resp, sizeof(resp), &resp_len);
|
|
PrintAndLogEx(SUCCESS, "%.*s", resp_len - 11, resp + 9);
|
|
}
|
|
|
|
// Call with block6
|
|
uint8_t GetNumberBlocksForUserId(uint8_t *src) {
|
|
int resp_len = 0;
|
|
uint8_t resp[254] = {0};
|
|
uint8_t c[] = {0x96, CARD_INS_NUMBLOCKS, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
memcpy(c + 5, src, 8);
|
|
ExchangeAPDUSC(true, c, sizeof(c), false, true, resp, sizeof(resp), &resp_len);
|
|
return resp[8];
|
|
}
|