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proxmark3/client/cmdhfmfp.c
merlokk 6ab12db7a0 mbedtls added
2018-11-07 18:05:02 +02:00

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//-----------------------------------------------------------------------------
// Copyright (C) 2018 Merlok
// Copyright (C) 2018 drHatson
//
// 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 MIFARE Plus commands
//-----------------------------------------------------------------------------
#include "cmdhfmfp.h"
#include <inttypes.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include "comms.h"
#include "cmdmain.h"
#include "util.h"
#include "ui.h"
#include "cmdhf14a.h"
#include "mifare.h"
#include "mifare4.h"
#include "cliparser/cliparser.h"
#include "crypto/libpcrypto.h"
static const uint8_t DefaultKey[16] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
typedef struct {
uint8_t Code;
const char *Description;
} PlusErrorsElm;
static const PlusErrorsElm PlusErrors[] = {
{0xFF, ""},
{0x00, "Transfer cannot be granted within the current authentication."},
{0x06, "Access Conditions not fulfilled. Block does not exist, block is not a value block."},
{0x07, "Too many read or write commands in the session or in the transaction."},
{0x08, "Invalid MAC in command or response"},
{0x09, "Block Number is not valid"},
{0x0a, "Invalid block number, not existing block number"},
{0x0b, "The current command code not available at the current card state."},
{0x0c, "Length error"},
{0x0f, "General Manipulation Error. Failure in the operation of the PICC (cannot write to the data block), etc."},
{0x90, "OK"},
};
int PlusErrorsLen = sizeof(PlusErrors) / sizeof(PlusErrorsElm);
const char * GetErrorDescription(uint8_t errorCode) {
for(int i = 0; i < PlusErrorsLen; i++)
if (errorCode == PlusErrors[i].Code)
return PlusErrors[i].Description;
return PlusErrors[0].Description;
}
static int CmdHelp(const char *Cmd);
static bool VerboseMode = false;
void SetVerboseMode(bool verbose) {
VerboseMode = verbose;
}
int intExchangeRAW14aPlus(uint8_t *datain, int datainlen, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen) {
if(VerboseMode)
PrintAndLogEx(INFO, ">>> %s", sprint_hex(datain, datainlen));
int res = ExchangeRAW14a(datain, datainlen, activateField, leaveSignalON, dataout, maxdataoutlen, dataoutlen);
if(VerboseMode)
PrintAndLogEx(INFO, "<<< %s", sprint_hex(dataout, *dataoutlen));
return res;
}
int MFPWritePerso(uint8_t *keyNum, uint8_t *key, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen) {
uint8_t rcmd[3 + 16] = {0xa8, keyNum[1], keyNum[0], 0x00};
memmove(&rcmd[3], key, 16);
return intExchangeRAW14aPlus(rcmd, sizeof(rcmd), activateField, leaveSignalON, dataout, maxdataoutlen, dataoutlen);
}
int MFPCommitPerso(bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen) {
uint8_t rcmd[1] = {0xaa};
return intExchangeRAW14aPlus(rcmd, sizeof(rcmd), activateField, leaveSignalON, dataout, maxdataoutlen, dataoutlen);
}
int MFPReadBlock(mf4Session *session, bool plain, uint8_t blockNum, uint8_t blockCount, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen, uint8_t *mac) {
uint8_t rcmd[4 + 8] = {(plain?(0x37):(0x33)), blockNum, 0x00, blockCount};
if (!plain && session)
CalculateMAC(session, mtypReadCmd, blockNum, blockCount, rcmd, 4, &rcmd[4], VerboseMode);
int res = intExchangeRAW14aPlus(rcmd, plain?4:sizeof(rcmd), activateField, leaveSignalON, dataout, maxdataoutlen, dataoutlen);
if(res)
return res;
if (session)
session->R_Ctr++;
if(session && mac && *dataoutlen > 11)
CalculateMAC(session, mtypReadResp, blockNum, blockCount, dataout, *dataoutlen - 8 - 2, mac, VerboseMode);
return 0;
}
int MFPWriteBlock(mf4Session *session, uint8_t blockNum, uint8_t *data, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen, uint8_t *mac) {
uint8_t rcmd[1 + 2 + 16 + 8] = {0xA3, blockNum, 0x00};
memmove(&rcmd[3], data, 16);
if (session)
CalculateMAC(session, mtypWriteCmd, blockNum, 1, rcmd, 19, &rcmd[19], VerboseMode);
int res = intExchangeRAW14aPlus(rcmd, sizeof(rcmd), activateField, leaveSignalON, dataout, maxdataoutlen, dataoutlen);
if(res)
return res;
if (session)
session->W_Ctr++;
if(session && mac && *dataoutlen > 3)
CalculateMAC(session, mtypWriteResp, blockNum, 1, dataout, *dataoutlen, mac, VerboseMode);
return 0;
}
int CmdHFMFPInfo(const char *cmd) {
if (cmd && strlen(cmd) > 0)
PrintAndLogEx(WARNING, "command don't have any parameters.\n");
// info about 14a part
CmdHF14AInfo("");
// Mifare Plus info
UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
SendCommand(&c);
UsbCommand resp;
WaitForResponse(CMD_ACK,&resp);
iso14a_card_select_t card;
memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
uint64_t select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS, 3: proprietary Anticollision
if (select_status == 1 || select_status == 2) {
PrintAndLogEx(NORMAL, "----------------------------------------------");
PrintAndLogEx(NORMAL, "Mifare Plus info:");
// MIFARE Type Identification Procedure
// https://www.nxp.com/docs/en/application-note/AN10833.pdf
uint16_t ATQA = card.atqa[0] + (card.atqa[1] << 8);
if (ATQA == 0x0004) PrintAndLogEx(INFO, "ATQA: Mifare Plus 2k 4bUID");
if (ATQA == 0x0002) PrintAndLogEx(INFO, "ATQA: Mifare Plus 4k 4bUID");
if (ATQA == 0x0044) PrintAndLogEx(INFO, "ATQA: Mifare Plus 2k 7bUID");
if (ATQA == 0x0042) PrintAndLogEx(INFO, "ATQA: Mifare Plus 4k 7bUID");
uint8_t SLmode = 0xff;
if (card.sak == 0x08) {
PrintAndLogEx(INFO, "SAK: Mifare Plus 2k 7bUID");
if (select_status == 2) SLmode = 1;
}
if (card.sak == 0x18) {
PrintAndLogEx(INFO, "SAK: Mifare Plus 4k 7bUID");
if (select_status == 2) SLmode = 1;
}
if (card.sak == 0x10) {
PrintAndLogEx(INFO, "SAK: Mifare Plus 2k");
if (select_status == 2) SLmode = 2;
}
if (card.sak == 0x11) {
PrintAndLogEx(INFO, "SAK: Mifare Plus 4k");
if (select_status == 2) SLmode = 2;
}
if (card.sak == 0x20) {
PrintAndLogEx(INFO, "SAK: Mifare Plus SL0/SL3 or Mifare desfire");
if (card.ats_len > 0) {
SLmode = 3;
// check SL0
uint8_t data[250] = {0};
int datalen = 0;
// https://github.com/Proxmark/proxmark3/blob/master/client/scripts/mifarePlus.lua#L161
uint8_t cmd[3 + 16] = {0xa8, 0x90, 0x90, 0x00};
int res = ExchangeRAW14a(cmd, sizeof(cmd), false, false, data, sizeof(data), &datalen);
if (!res && datalen > 1 && data[0] == 0x09) {
SLmode = 0;
}
}
}
if (SLmode != 0xff)
PrintAndLogEx(INFO, "Mifare Plus SL mode: SL%d", SLmode);
else
PrintAndLogEx(WARNING, "Mifare Plus SL mode: unknown(");
} else {
PrintAndLogEx(INFO, "Mifare Plus info not available.");
}
DropField();
return 0;
}
int CmdHFMFPWritePerso(const char *cmd) {
uint8_t keyNum[64] = {0};
int keyNumLen = 0;
uint8_t key[64] = {0};
int keyLen = 0;
CLIParserInit("hf mfp wrp",
"Executes Write Perso command. Can be used in SL0 mode only.",
"Usage:\n\thf mfp wrp 4000 000102030405060708090a0b0c0d0e0f -> write key (00..0f) to key number 4000 \n"
"\thf mfp wrp 4000 -> write default key(0xff..0xff) to key number 4000");
void* argtable[] = {
arg_param_begin,
arg_lit0("vV", "verbose", "show internal data."),
arg_str1(NULL, NULL, "<HEX key number (2b)>", NULL),
arg_strx0(NULL, NULL, "<HEX key (16b)>", NULL),
arg_param_end
};
CLIExecWithReturn(cmd, argtable, true);
bool verbose = arg_get_lit(1);
CLIGetHexWithReturn(2, keyNum, &keyNumLen);
CLIGetHexWithReturn(3, key, &keyLen);
CLIParserFree();
SetVerboseMode(verbose);
if (!keyLen) {
memmove(key, DefaultKey, 16);
keyLen = 16;
}
if (keyNumLen != 2) {
PrintAndLogEx(ERR, "Key number length must be 2 bytes instead of: %d", keyNumLen);
return 1;
}
if (keyLen != 16) {
PrintAndLogEx(ERR, "Key length must be 16 bytes instead of: %d", keyLen);
return 1;
}
uint8_t data[250] = {0};
int datalen = 0;
int res = MFPWritePerso(keyNum, key, true, false, data, sizeof(data), &datalen);
if (res) {
PrintAndLogEx(ERR, "Exchange error: %d", res);
return res;
}
if (datalen != 3) {
PrintAndLogEx(ERR, "Command must return 3 bytes instead of: %d", datalen);
return 1;
}
if (data[0] != 0x90) {
PrintAndLogEx(ERR, "Command error: %02x %s", data[0], GetErrorDescription(data[0]));
return 1;
}
PrintAndLogEx(INFO, "Write OK.");
return 0;
}
uint16_t CardAddresses[] = {0x9000, 0x9001, 0x9002, 0x9003, 0x9004, 0xA000, 0xA001, 0xA080, 0xA081, 0xC000, 0xC001};
int CmdHFMFPInitPerso(const char *cmd) {
int res;
uint8_t key[256] = {0};
int keyLen = 0;
uint8_t keyNum[2] = {0};
uint8_t data[250] = {0};
int datalen = 0;
CLIParserInit("hf mfp initp",
"Executes Write Perso command for all card's keys. Can be used in SL0 mode only.",
"Usage:\n\thf mfp initp 000102030405060708090a0b0c0d0e0f -> fill all the keys with key (00..0f)\n"
"\thf mfp initp -vv -> fill all the keys with default key(0xff..0xff) and show all the data exchange");
void* argtable[] = {
arg_param_begin,
arg_litn("vV", "verbose", 0, 2, "show internal data."),
arg_strx0(NULL, NULL, "<HEX key (16b)>", NULL),
arg_param_end
};
CLIExecWithReturn(cmd, argtable, true);
bool verbose = arg_get_lit(1);
bool verbose2 = arg_get_lit(1) > 1;
CLIGetHexWithReturn(2, key, &keyLen);
CLIParserFree();
if (keyLen && keyLen != 16) {
PrintAndLogEx(ERR, "Key length must be 16 bytes instead of: %d", keyLen);
return 1;
}
if (!keyLen)
memmove(key, DefaultKey, 16);
SetVerboseMode(verbose2);
for (uint16_t sn = 0x4000; sn < 0x4050; sn++) {
keyNum[0] = sn >> 8;
keyNum[1] = sn & 0xff;
res = MFPWritePerso(keyNum, key, (sn == 0x4000), true, data, sizeof(data), &datalen);
if (!res && (datalen == 3) && data[0] == 0x09) {
PrintAndLogEx(INFO, "2k card detected.");
break;
}
if (res || (datalen != 3) || data[0] != 0x90) {
PrintAndLogEx(ERR, "Write error on address %04x", sn);
break;
}
}
SetVerboseMode(verbose);
for (int i = 0; i < sizeof(CardAddresses) / 2; i++) {
keyNum[0] = CardAddresses[i] >> 8;
keyNum[1] = CardAddresses[i] & 0xff;
res = MFPWritePerso(keyNum, key, false, true, data, sizeof(data), &datalen);
if (!res && (datalen == 3) && data[0] == 0x09) {
PrintAndLogEx(WARNING, "Skipped[%04x]...", CardAddresses[i]);
} else {
if (res || (datalen != 3) || data[0] != 0x90) {
PrintAndLogEx(ERR, "Write error on address %04x", CardAddresses[i]);
break;
}
}
}
DropField();
if (res)
return res;
PrintAndLogEx(INFO, "Done.");
return 0;
}
int CmdHFMFPCommitPerso(const char *cmd) {
CLIParserInit("hf mfp commitp",
"Executes Commit Perso command. Can be used in SL0 mode only.",
"Usage:\n\thf mfp commitp -> \n");
void* argtable[] = {
arg_param_begin,
arg_lit0("vV", "verbose", "show internal data."),
arg_int0(NULL, NULL, "SL mode", NULL),
arg_param_end
};
CLIExecWithReturn(cmd, argtable, true);
bool verbose = arg_get_lit(1);
CLIParserFree();
SetVerboseMode(verbose);
uint8_t data[250] = {0};
int datalen = 0;
int res = MFPCommitPerso(true, false, data, sizeof(data), &datalen);
if (res) {
PrintAndLogEx(ERR, "Exchange error: %d", res);
return res;
}
if (datalen != 3) {
PrintAndLogEx(ERR, "Command must return 3 bytes instead of: %d", datalen);
return 1;
}
if (data[0] != 0x90) {
PrintAndLogEx(ERR, "Command error: %02x %s", data[0], GetErrorDescription(data[0]));
return 1;
}
PrintAndLogEx(INFO, "Switch level OK.");
return 0;
}
int CmdHFMFPAuth(const char *cmd) {
uint8_t keyn[250] = {0};
int keynlen = 0;
uint8_t key[250] = {0};
int keylen = 0;
CLIParserInit("hf mfp auth",
"Executes AES authentication command for Mifare Plus card",
"Usage:\n\thf mfp auth 4000 000102030405060708090a0b0c0d0e0f -> executes authentication\n"
"\thf mfp auth 9003 FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF -v -> executes authentication and shows all the system data\n");
void* argtable[] = {
arg_param_begin,
arg_lit0("vV", "verbose", "show internal data."),
arg_str1(NULL, NULL, "<Key Num (HEX 2 bytes)>", NULL),
arg_str1(NULL, NULL, "<Key Value (HEX 16 bytes)>", NULL),
arg_param_end
};
CLIExecWithReturn(cmd, argtable, true);
bool verbose = arg_get_lit(1);
CLIGetHexWithReturn(2, keyn, &keynlen);
CLIGetHexWithReturn(3, key, &keylen);
CLIParserFree();
if (keynlen != 2) {
PrintAndLogEx(ERR, "ERROR: <Key Num> must be 2 bytes long instead of: %d", keynlen);
return 1;
}
if (keylen != 16) {
PrintAndLogEx(ERR, "ERROR: <Key Value> must be 16 bytes long instead of: %d", keylen);
return 1;
}
return MifareAuth4(NULL, keyn, key, true, false, verbose);
}
int CmdHFMFPRdbl(const char *cmd) {
uint8_t keyn[2] = {0};
uint8_t key[250] = {0};
int keylen = 0;
CLIParserInit("hf mfp rdbl",
"Reads several blocks from Mifare Plus card.",
"Usage:\n\thf mfp rdbl 0 000102030405060708090a0b0c0d0e0f -> executes authentication and read block 0 data\n"
"\thf mfp rdbl 1 -v -> executes authentication and shows sector 1 data with default key 0xFF..0xFF and some additional data\n");
void* argtable[] = {
arg_param_begin,
arg_lit0("vV", "verbose", "show internal data."),
arg_int0("nN", "count", "blocks count (by default 1).", NULL),
arg_lit0("bB", "keyb", "use key B (by default keyA)."),
arg_lit0("pP", "plain", "plain communication mode between reader and card."),
arg_int1(NULL, NULL, "<Block Num (0..255)>", NULL),
arg_str0(NULL, NULL, "<Key Value (HEX 16 bytes)>", NULL),
arg_param_end
};
CLIExecWithReturn(cmd, argtable, false);
bool verbose = arg_get_lit(1);
int blocksCount = arg_get_int_def(2, 1);
bool keyB = arg_get_lit(3);
int plain = arg_get_lit(4);
uint32_t blockn = arg_get_int(5);
CLIGetHexWithReturn(6, key, &keylen);
CLIParserFree();
SetVerboseMode(verbose);
if (!keylen) {
memmove(key, DefaultKey, 16);
keylen = 16;
}
if (blockn > 255) {
PrintAndLogEx(ERR, "<Block Num> must be in range [0..255] instead of: %d", blockn);
return 1;
}
if (keylen != 16) {
PrintAndLogEx(ERR, "<Key Value> must be 16 bytes long instead of: %d", keylen);
return 1;
}
// 3 blocks - wo iso14443-4 chaining
if (blocksCount > 3) {
PrintAndLogEx(ERR, "blocks count must be less than 3 instead of: %d", blocksCount);
return 1;
}
if (blocksCount > 1 && mfIsSectorTrailer(blockn)) {
PrintAndLog("WARNING: trailer!");
}
uint8_t sectorNum = mfSectorNum(blockn & 0xff);
uint16_t uKeyNum = 0x4000 + sectorNum * 2 + (keyB ? 1 : 0);
keyn[0] = uKeyNum >> 8;
keyn[1] = uKeyNum & 0xff;
if (verbose)
PrintAndLogEx(INFO, "--block:%d sector[%d]:%02x key:%04x", blockn, mfNumBlocksPerSector(sectorNum), sectorNum, uKeyNum);
mf4Session session;
int res = MifareAuth4(&session, keyn, key, true, true, verbose);
if (res) {
PrintAndLogEx(ERR, "Authentication error: %d", res);
return res;
}
uint8_t data[250] = {0};
int datalen = 0;
uint8_t mac[8] = {0};
res = MFPReadBlock(&session, plain, blockn & 0xff, blocksCount, false, false, data, sizeof(data), &datalen, mac);
if (res) {
PrintAndLogEx(ERR, "Read error: %d", res);
return res;
}
if (datalen && data[0] != 0x90) {
PrintAndLogEx(ERR, "Card read error: %02x %s", data[0], GetErrorDescription(data[0]));
return 6;
}
if (datalen != 1 + blocksCount * 16 + 8 + 2) {
PrintAndLogEx(ERR, "Error return length:%d", datalen);
return 5;
}
int indx = blockn;
for(int i = 0; i < blocksCount; i++) {
PrintAndLogEx(INFO, "data[%03d]: %s", indx, sprint_hex(&data[1 + i * 16], 16));
indx++;
if (mfIsSectorTrailer(indx) && i != blocksCount - 1){
PrintAndLogEx(INFO, "data[%03d]: ------------------- trailer -------------------", indx);
indx++;
}
}
if (memcmp(&data[blocksCount * 16 + 1], mac, 8)) {
PrintAndLogEx(WARNING, "WARNING: mac not equal...");
PrintAndLogEx(WARNING, "MAC card: %s", sprint_hex(&data[blocksCount * 16 + 1], 8));
PrintAndLogEx(WARNING, "MAC reader: %s", sprint_hex(mac, 8));
} else {
if(verbose)
PrintAndLogEx(INFO, "MAC: %s", sprint_hex(&data[blocksCount * 16 + 1], 8));
}
return 0;
}
int CmdHFMFPRdsc(const char *cmd) {
uint8_t keyn[2] = {0};
uint8_t key[250] = {0};
int keylen = 0;
CLIParserInit("hf mfp rdsc",
"Reads one sector from Mifare Plus card.",
"Usage:\n\thf mfp rdsc 0 000102030405060708090a0b0c0d0e0f -> executes authentication and read sector 0 data\n"
"\thf mfp rdsc 1 -v -> executes authentication and shows sector 1 data with default key 0xFF..0xFF and some additional data\n");
void* argtable[] = {
arg_param_begin,
arg_lit0("vV", "verbose", "show internal data."),
arg_lit0("bB", "keyb", "use key B (by default keyA)."),
arg_lit0("pP", "plain", "plain communication mode between reader and card."),
arg_int1(NULL, NULL, "<Sector Num (0..255)>", NULL),
arg_str0(NULL, NULL, "<Key Value (HEX 16 bytes)>", NULL),
arg_param_end
};
CLIExecWithReturn(cmd, argtable, false);
bool verbose = arg_get_lit(1);
bool keyB = arg_get_lit(2);
bool plain = arg_get_lit(3);
uint32_t sectorNum = arg_get_int(4);
CLIGetHexWithReturn(5, key, &keylen);
CLIParserFree();
SetVerboseMode(verbose);
if (!keylen) {
memmove(key, DefaultKey, 16);
keylen = 16;
}
if (sectorNum > 39) {
PrintAndLogEx(ERR, "<Sector Num> must be in range [0..39] instead of: %d", sectorNum);
return 1;
}
if (keylen != 16) {
PrintAndLogEx(ERR, "<Key Value> must be 16 bytes long instead of: %d", keylen);
return 1;
}
uint16_t uKeyNum = 0x4000 + sectorNum * 2 + (keyB ? 1 : 0);
keyn[0] = uKeyNum >> 8;
keyn[1] = uKeyNum & 0xff;
if (verbose)
PrintAndLogEx(INFO, "--sector[%d]:%02x key:%04x", mfNumBlocksPerSector(sectorNum), sectorNum, uKeyNum);
mf4Session session;
int res = MifareAuth4(&session, keyn, key, true, true, verbose);
if (res) {
PrintAndLogEx(ERR, "Authentication error: %d", res);
return res;
}
uint8_t data[250] = {0};
int datalen = 0;
uint8_t mac[8] = {0};
for(int n = mfFirstBlockOfSector(sectorNum); n < mfFirstBlockOfSector(sectorNum) + mfNumBlocksPerSector(sectorNum); n++) {
res = MFPReadBlock(&session, plain, n & 0xff, 1, false, true, data, sizeof(data), &datalen, mac);
if (res) {
PrintAndLogEx(ERR, "Read error: %d", res);
DropField();
return res;
}
if (datalen && data[0] != 0x90) {
PrintAndLogEx(ERR, "Card read error: %02x %s", data[0], GetErrorDescription(data[0]));
DropField();
return 6;
}
if (datalen != 1 + 16 + 8 + 2) {
PrintAndLogEx(ERR, "Error return length:%d", datalen);
DropField();
return 5;
}
PrintAndLogEx(INFO, "data[%03d]: %s", n, sprint_hex(&data[1], 16));
if (memcmp(&data[1 + 16], mac, 8)) {
PrintAndLogEx(WARNING, "WARNING: mac on block %d not equal...", n);
PrintAndLogEx(WARNING, "MAC card: %s", sprint_hex(&data[1 + 16], 8));
PrintAndLogEx(WARNING, "MAC reader: %s", sprint_hex(mac, 8));
} else {
if(verbose)
PrintAndLogEx(INFO, "MAC: %s", sprint_hex(&data[1 + 16], 8));
}
}
DropField();
return 0;
}
int CmdHFMFPWrbl(const char *cmd) {
uint8_t keyn[2] = {0};
uint8_t key[250] = {0};
int keylen = 0;
uint8_t datain[250] = {0};
int datainlen = 0;
CLIParserInit("hf mfp wrbl",
"Writes one block to Mifare Plus card.",
"Usage:\n\thf mfp wrbl 1 ff0000000000000000000000000000ff 000102030405060708090a0b0c0d0e0f -> writes block 1 data\n"
"\thf mfp wrbl 2 ff0000000000000000000000000000ff -v -> writes block 2 data with default key 0xFF..0xFF and some additional data\n");
void* argtable[] = {
arg_param_begin,
arg_lit0("vV", "verbose", "show internal data."),
arg_lit0("bB", "keyb", "use key B (by default keyA)."),
arg_int1(NULL, NULL, "<Block Num (0..255)>", NULL),
arg_str1(NULL, NULL, "<Data (HEX 16 bytes)>", NULL),
arg_str0(NULL, NULL, "<Key (HEX 16 bytes)>", NULL),
arg_param_end
};
CLIExecWithReturn(cmd, argtable, false);
bool verbose = arg_get_lit(1);
bool keyB = arg_get_lit(2);
uint32_t blockNum = arg_get_int(3);
CLIGetHexWithReturn(4, datain, &datainlen);
CLIGetHexWithReturn(5, key, &keylen);
CLIParserFree();
SetVerboseMode(verbose);
if (!keylen) {
memmove(key, DefaultKey, 16);
keylen = 16;
}
if (blockNum > 39) {
PrintAndLogEx(ERR, "<Block Num> must be in range [0..255] instead of: %d", blockNum);
return 1;
}
if (keylen != 16) {
PrintAndLogEx(ERR, "<Key> must be 16 bytes long instead of: %d", keylen);
return 1;
}
if (datainlen != 16) {
PrintAndLogEx(ERR, "<Data> must be 16 bytes long instead of: %d", datainlen);
return 1;
}
uint8_t sectorNum = mfSectorNum(blockNum & 0xff);
uint16_t uKeyNum = 0x4000 + sectorNum * 2 + (keyB ? 1 : 0);
keyn[0] = uKeyNum >> 8;
keyn[1] = uKeyNum & 0xff;
if (verbose)
PrintAndLogEx(INFO, "--block:%d sector[%d]:%02x key:%04x", blockNum & 0xff, mfNumBlocksPerSector(sectorNum), sectorNum, uKeyNum);
mf4Session session;
int res = MifareAuth4(&session, keyn, key, true, true, verbose);
if (res) {
PrintAndLogEx(ERR, "Authentication error: %d", res);
return res;
}
uint8_t data[250] = {0};
int datalen = 0;
uint8_t mac[8] = {0};
res = MFPWriteBlock(&session, blockNum & 0xff, datain, false, false, data, sizeof(data), &datalen, mac);
if (res) {
PrintAndLogEx(ERR, "Write error: %d", res);
DropField();
return res;
}
if (datalen != 3 && (datalen != 3 + 8)) {
PrintAndLogEx(ERR, "Error return length:%d", datalen);
DropField();
return 5;
}
if (datalen && data[0] != 0x90) {
PrintAndLogEx(ERR, "Card write error: %02x %s", data[0], GetErrorDescription(data[0]));
DropField();
return 6;
}
if (memcmp(&data[1], mac, 8)) {
PrintAndLogEx(WARNING, "WARNING: mac not equal...");
PrintAndLogEx(WARNING, "MAC card: %s", sprint_hex(&data[1], 8));
PrintAndLogEx(WARNING, "MAC reader: %s", sprint_hex(mac, 8));
} else {
if(verbose)
PrintAndLogEx(INFO, "MAC: %s", sprint_hex(&data[1], 8));
}
DropField();
PrintAndLogEx(INFO, "Write OK.");
return 0;
}
static command_t CommandTable[] =
{
{"help", CmdHelp, 1, "This help"},
{"info", CmdHFMFPInfo, 0, "Info about Mifare Plus tag"},
{"wrp", CmdHFMFPWritePerso, 0, "Write Perso command"},
{"initp", CmdHFMFPInitPerso, 0, "Fills all the card's keys"},
{"commitp", CmdHFMFPCommitPerso, 0, "Move card to SL1 or SL3 mode"},
{"auth", CmdHFMFPAuth, 0, "Authentication"},
{"rdbl", CmdHFMFPRdbl, 0, "Read blocks"},
{"rdsc", CmdHFMFPRdsc, 0, "Read sectors"},
{"wrbl", CmdHFMFPWrbl, 0, "Write blocks"},
{NULL, NULL, 0, NULL}
};
int CmdHFMFP(const char *Cmd) {
(void)WaitForResponseTimeout(CMD_ACK,NULL,100);
CmdsParse(CommandTable, Cmd);
return 0;
}
int CmdHelp(const char *Cmd) {
CmdsHelp(CommandTable);
return 0;
}
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