proxmark3/client/cmdhflto.c
2020-02-06 16:49:26 -05:00

650 lines
20 KiB
C

//-----------------------------------------------------------------------------
// Copyright (C) 2019 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.
//-----------------------------------------------------------------------------
// LTO-CM commands
// LTO Cartridge memory
//-----------------------------------------------------------------------------
#include "cmdhflto.h"
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include <inttypes.h>
#include "cmdparser.h" // command_t
#include "comms.h"
#include "cmdtrace.h"
#include "crc16.h"
#include "ui.h"
#include "cmdhf14a.h"
#include "protocols.h"
#include "fileutils.h" //saveFile
#define CM_MEM_MAX_SIZE 0x1FE0 // (32byte/block * 255block = 8160byte)
static int CmdHelp(const char *Cmd);
static int usage_lto_info(void) {
PrintAndLogEx(NORMAL, "Usage: hf lto info [h]");
PrintAndLogEx(NORMAL, "Options:");
PrintAndLogEx(NORMAL, " h this help");
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(NORMAL, "Examples:");
PrintAndLogEx(NORMAL, " hf lto info");
return PM3_SUCCESS;
}
static int usage_lto_rdbl(void) {
PrintAndLogEx(NORMAL, "Usage: hf lto rdbl [h] s <start block> e <end block>");
PrintAndLogEx(NORMAL, "Options:");
PrintAndLogEx(NORMAL, " h this help");
PrintAndLogEx(NORMAL, " s start block in decimal >= 0");
PrintAndLogEx(NORMAL, " e end block in decimal <= 254");
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(NORMAL, "Examples:");
PrintAndLogEx(NORMAL, " hf lto rdbl s 0 e 254 - Read data block from 0 to 254");
return PM3_SUCCESS;
}
static int usage_lto_wrbl(void) {
PrintAndLogEx(NORMAL, "Usage: hf lto wrbl [h] b <block> d <data>");
PrintAndLogEx(NORMAL, "Options:");
PrintAndLogEx(NORMAL, " h this help");
PrintAndLogEx(NORMAL, " b block address (decimal, 0 - 254) ");
PrintAndLogEx(NORMAL, " d 32 bytes of data to write (64 hex characters, no space)");
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(NORMAL, "Examples:");
PrintAndLogEx(NORMAL, " hf lto wrbl b 128 d 0001020304050607080910111213141516171819202122232425262728293031 - write 00..31 to block address 128");
PrintAndLogEx(NORMAL, " Use 'hf lto rdbl' for verification");
return PM3_SUCCESS;
}
static int usage_lto_dump(void) {
PrintAndLogEx(NORMAL, "Usage: hf lto dump [h|p] f <filename>");
PrintAndLogEx(NORMAL, "Options:");
PrintAndLogEx(NORMAL, " h this help");
PrintAndLogEx(NORMAL, " f file name");
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(NORMAL, "Examples:");
PrintAndLogEx(NORMAL, " hf lto dump f myfile");
return PM3_SUCCESS;
}
static int usage_lto_restore(void) {
PrintAndLogEx(NORMAL, "Usage: hf lto restore [h] f <filename>");
PrintAndLogEx(NORMAL, "Options:");
PrintAndLogEx(NORMAL, " h this help");
PrintAndLogEx(NORMAL, " f file name [.bin|.eml]");
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(NORMAL, "Examples:");
PrintAndLogEx(NORMAL, " hf lto restore f hf_lto_92C7842CFF.bin|.eml");
return PM3_SUCCESS;
}
static void lto_switch_off_field(void) {
SendCommandMIX(CMD_HF_ISO14443A_READER, 0, 0, 0, NULL, 0);
}
static void lto_switch_on_field(void) {
SendCommandMIX(CMD_HF_ISO14443A_READER, ISO14A_CONNECT | ISO14A_NO_SELECT | ISO14A_NO_DISCONNECT | ISO14A_NO_RATS, 0, 0, NULL, 0);
}
// send a raw LTO-CM command, returns the length of the response (0 in case of error)
static int lto_send_cmd_raw(uint8_t *cmd, uint8_t len, uint8_t *response, uint16_t *response_len, bool addcrc, bool is7bits, bool verbose) {
uint64_t arg0 = ISO14A_RAW | ISO14A_NO_DISCONNECT | ISO14A_NO_RATS;
uint32_t arg1;
if (addcrc) {
arg0 |= ISO14A_APPEND_CRC;
}
if (is7bits) {
arg1 = 7 << 16;
} else {
arg1 = 0;
}
arg1 |= len;
SendCommandOLD(CMD_HF_ISO14443A_READER, arg0, arg1, 0, cmd, len);
PacketResponseNG resp;
if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) {
if (verbose) PrintAndLogEx(WARNING, "timeout while waiting for reply.");
return PM3_ETIMEOUT;
}
if (resp.oldarg[0] == *response_len) {
*response_len = resp.oldarg[0];
if (*response_len > 0) {
memcpy(response, resp.data.asBytes, *response_len);
}
} else {
if (verbose) PrintAndLogEx(WARNING, "Wrong response length (%d != %" PRIu64 ")", *response_len, resp.oldarg[0]);
return PM3_ESOFT;
}
return PM3_SUCCESS;
}
// select a LTO-CM tag. Send WUPA and RID.
static int lto_select(uint8_t *id_response, uint8_t id_len, uint8_t *type_response, bool verbose) {
// Todo: implement anticollision
uint8_t resp[] = {0, 0};
uint16_t resp_len;
uint8_t wupa_cmd[] = {LTO_REQ_STANDARD};
uint8_t select_sn_cmd[] = {LTO_SELECT, 0x20};
uint8_t select_cmd[] = {LTO_SELECT, 0x70, 0, 0, 0, 0, 0};
resp_len = 2;
int status = lto_send_cmd_raw(wupa_cmd, sizeof(wupa_cmd), type_response, &resp_len, false, true, verbose);
if (status == PM3_ETIMEOUT || status == PM3_ESOFT) {
return PM3_ESOFT; // WUPA failed
}
resp_len = id_len;
status = lto_send_cmd_raw(select_sn_cmd, sizeof(select_sn_cmd), id_response, &resp_len, false, false, verbose);
if (status == PM3_ETIMEOUT || status == PM3_ESOFT) {
return PM3_EWRONGANSVER; // REQUEST SERIAL NUMBER failed
}
memcpy(select_cmd + 2, id_response, sizeof(select_cmd) - 2);
resp_len = 1;
status = lto_send_cmd_raw(select_cmd, sizeof(select_cmd), resp, &resp_len, true, false, verbose);
if (status == PM3_ETIMEOUT || status == PM3_ESOFT || resp[0] != 0x0A) {
return PM3_EWRONGANSVER; // SELECT failed
}
// tag is now INIT and SELECTED.
return PM3_SUCCESS;
}
static int CmdHfLTOInfo(const char *Cmd) {
uint8_t cmdp = 0;
bool errors = false;
while (param_getchar(Cmd, cmdp) != 0x00 && !errors) {
switch (tolower(param_getchar(Cmd, cmdp))) {
case 'h':
return usage_lto_info();
default:
PrintAndLogEx(WARNING, "Unknown parameter '%c'", param_getchar(Cmd, cmdp));
errors = true;
break;
}
}
//Validations
if (errors) {
usage_lto_info();
return PM3_EINVARG;
}
return infoLTO(true);
}
int infoLTO(bool verbose) {
clearCommandBuffer();
lto_switch_on_field();
uint8_t serial_number[5];
uint8_t serial_len = sizeof(serial_number);
uint8_t type_info[2];
int ret_val = lto_select(serial_number, serial_len, type_info, verbose);
lto_switch_off_field();
if (ret_val == PM3_SUCCESS) {
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(SUCCESS, "UID: " _YELLOW_("%s"), sprint_hex_inrow(serial_number, sizeof(serial_number)));
PrintAndLogEx(SUCCESS, "TYPE INFO: " _YELLOW_("%s"), sprint_hex_inrow(type_info, sizeof(type_info)));
}
return ret_val;
}
static int CmdHfLTOList(const char *Cmd) {
(void)Cmd; // Cmd is not used so far
CmdTraceList("lto");
return PM3_SUCCESS;
}
static int lto_rdbl(uint8_t blk, uint8_t *block_responce, uint8_t *block_cnt_responce, bool verbose) {
uint16_t resp_len = 18;
uint8_t rdbl_cmd[] = {0x30, blk};
uint8_t rdbl_cnt_cmd[] ={0x80};
int status = lto_send_cmd_raw(rdbl_cmd, sizeof(rdbl_cmd), block_responce, &resp_len, true, false, verbose);
if (status == PM3_ETIMEOUT || status == PM3_ESOFT ) {
return PM3_EWRONGANSVER; // READ BLOCK failed
}
status = lto_send_cmd_raw(rdbl_cnt_cmd, sizeof(rdbl_cnt_cmd), block_cnt_responce, &resp_len, false, false, verbose);
if (status == PM3_ETIMEOUT || status == PM3_ESOFT ) {
return PM3_EWRONGANSVER; // READ BLOCK CONTINUE failed
}
return PM3_SUCCESS;
}
int rdblLTO(uint8_t st_blk, uint8_t end_blk, bool verbose) {
clearCommandBuffer();
lto_switch_on_field();
uint8_t serial_number[5];
uint8_t serial_len = sizeof(serial_number);
uint8_t type_info[2];
int ret_val = lto_select(serial_number, serial_len, type_info, verbose);
if (ret_val != PM3_SUCCESS) {
lto_switch_off_field();
return ret_val;
}
uint8_t block_data_d00_d15[18];
uint8_t block_data_d16_d31[18];
uint8_t block_data[32];
for(uint8_t i = st_blk; i < end_blk + 1; i++) {
ret_val = lto_rdbl(i, block_data_d00_d15, block_data_d16_d31, verbose);
if (ret_val == PM3_SUCCESS) {
//Remove CRCs
for (int t = 0; t < 16; t++) {
block_data[t] = block_data_d00_d15[t];
block_data[t + 16] = block_data_d16_d31[t];
}
PrintAndLogEx(SUCCESS, "BLK %03d: " _YELLOW_("%s"), i, sprint_hex_inrow(block_data, sizeof(block_data)));
} else {
lto_switch_off_field();
return ret_val;
}
}
lto_switch_off_field();
return ret_val;
}
static int CmdHfLTOReadBlock(const char *Cmd) {
uint8_t cmdp = 0;
bool errors = false;
uint8_t st_blk = 0;
uint8_t end_blk = 254;
while (param_getchar(Cmd, cmdp) != 0x00 && !errors) {
switch (tolower(param_getchar(Cmd, cmdp))) {
case 'h':
return usage_lto_rdbl();
case 's':
st_blk = param_get8(Cmd, cmdp+1);
if ( end_blk < st_blk ) {
errors = true;
break;
}
cmdp += 2;
break;
case 'e':
end_blk = param_get8(Cmd, cmdp+1);
if ( end_blk < st_blk ) {
errors = true;
break; }
cmdp += 2;
break;
default:
PrintAndLogEx(WARNING, "Unknown parameter '%c'", param_getchar(Cmd, cmdp));
errors = true;
break;
}
}
//Validations
if (errors) {
usage_lto_rdbl();
return PM3_EINVARG;
}
return rdblLTO(st_blk, end_blk, true);
}
static int lto_wrbl(uint8_t blk, uint8_t *data, bool verbose) {
uint8_t resp[] = {0, 0};
uint16_t resp_len = 1;
uint8_t wrbl_cmd[] = {0xA0, blk};
uint8_t wrbl_d00_d15[16];
uint8_t wrbl_d16_d31[16];
for (int i = 0; i < 16; i++) {
wrbl_d00_d15[i] = data[i];
wrbl_d16_d31[i] = data[i+16];
}
int status = lto_send_cmd_raw(wrbl_cmd, sizeof(wrbl_cmd), resp, &resp_len, true, false, verbose);
if (status == PM3_ETIMEOUT || status == PM3_ESOFT || resp[0] != 0x0A) {
return PM3_EWRONGANSVER; // WRITE BLOCK failed
}
status = lto_send_cmd_raw(wrbl_d00_d15, sizeof(wrbl_d00_d15), resp, &resp_len, true, false, verbose);
if (status == PM3_ETIMEOUT || status == PM3_ESOFT || resp[0] != 0x0A) {
return PM3_EWRONGANSVER; // WRITE BLOCK failed
}
status = lto_send_cmd_raw(wrbl_d16_d31, sizeof(wrbl_d16_d31), resp, &resp_len, true, false, verbose);
if (status == PM3_ETIMEOUT || status == PM3_ESOFT || resp[0] != 0x0A) {
return PM3_EWRONGANSVER; // WRITE BLOCK failed
}
return PM3_SUCCESS;
}
int wrblLTO(uint8_t blk, uint8_t *data, bool verbose) {
clearCommandBuffer();
lto_switch_on_field();
uint8_t serial_number[5];
uint8_t serial_len = sizeof(serial_number);
uint8_t type_info[2];
int ret_val = lto_select(serial_number, serial_len, type_info, verbose);
if (ret_val != PM3_SUCCESS) {
lto_switch_off_field();
return ret_val;
}
ret_val = lto_wrbl(blk, data, verbose);
lto_switch_off_field();
if (ret_val == PM3_SUCCESS) {
PrintAndLogEx(SUCCESS, "BLK %03d: " _YELLOW_("write success"), blk);
} else {
PrintAndLogEx(WARNING, "BLK %03d: write error. Maybe this is a read-only block address.", blk);
}
return ret_val;
}
static int CmdHfLTOWriteBlock(const char *Cmd) {
uint8_t cmdp = 0;
bool errors = false;
bool b_opt_selected = false;
bool d_opt_selected = false;
uint8_t blk = 128;
uint8_t blkData[32] = {0};
while (param_getchar(Cmd, cmdp) != 0x00 && !errors) {
switch (tolower(param_getchar(Cmd, cmdp))) {
case 'h':
return usage_lto_wrbl();
case 'b':
blk = param_get8(Cmd, cmdp+1);
b_opt_selected = true;
cmdp += 2;
break;
case 'd':
if (param_gethex(Cmd, cmdp+1, blkData, 64)) {
PrintAndLogEx(WARNING, "block data must include 64 HEX symbols");
errors = true;
break;
}
d_opt_selected = true;
cmdp += 2;
break;
default:
PrintAndLogEx(WARNING, "unknown parameter '%c'", param_getchar(Cmd, cmdp));
errors = true;
break;
}
}
//Validations
if (errors) {
usage_lto_wrbl();
return PM3_EINVARG;
} else if (b_opt_selected == false || d_opt_selected == false) {
PrintAndLogEx(WARNING, "Need to specify block address and data. See usage, h option");
return PM3_EINVARG;
}
return wrblLTO(blk, blkData, true);
}
int dumpLTO(uint8_t *dump, bool verbose) {
clearCommandBuffer();
lto_switch_on_field();
uint8_t serial_number[5];
uint8_t serial_len = sizeof(serial_number);
uint8_t type_info[2];
int ret_val = lto_select(serial_number, serial_len, type_info, verbose);
if (ret_val != PM3_SUCCESS) {
lto_switch_off_field();
return ret_val;
}
uint8_t block_data_d00_d15[18];
uint8_t block_data_d16_d31[18];
for(uint8_t i = 0; i < 255; i++) {
ret_val = lto_rdbl(i, block_data_d00_d15, block_data_d16_d31, verbose);
if (ret_val == PM3_SUCCESS) {
//Remove CRCs
for (int t = 0; t < 16; t++) {
dump[t + i * 32] = block_data_d00_d15[t];
dump[t + i * 32 + 16] = block_data_d16_d31[t];
}
} else {
lto_switch_off_field();
return ret_val;
}
}
lto_switch_off_field();
return ret_val;
}
static int CmdHfLTODump(const char *Cmd) {
uint8_t cmdp = 0;
bool errors = false;
uint32_t dump_len = CM_MEM_MAX_SIZE;
char filename[FILE_PATH_SIZE] = {0};
char serial_number[10] = {0};
while (param_getchar(Cmd, cmdp) != 0x00 && !errors) {
switch (tolower(param_getchar(Cmd, cmdp))) {
case 'h':
return usage_lto_dump();
case 'f':
if (param_getstr(Cmd, cmdp + 1, filename, FILE_PATH_SIZE) >= FILE_PATH_SIZE) {
PrintAndLogEx(FAILED, "filename too long");
errors = true;
break;
}
cmdp += 2;
break;
default:
PrintAndLogEx(WARNING, "unknown parameter '%c'", param_getchar(Cmd, cmdp));
errors = true;
break;
}
}
//Validations
if (errors) {
usage_lto_dump();
return PM3_EINVARG;
}
// alloc memory
uint8_t *dump = calloc(dump_len, sizeof(uint8_t));
if (!dump) {
PrintAndLogEx(ERR, "error, cannot allocate memory");
return PM3_EMALLOC;
}
// loop all blocks
int ret_val = dumpLTO(dump, true);
if (ret_val != PM3_SUCCESS) {
free(dump);
return ret_val;
}
// save to file
if (filename[0] == '\0') {
memcpy(serial_number, sprint_hex_inrow(dump, sizeof(serial_number)), sizeof(serial_number));
char tmp_name[17] = "hf_lto_";
strcat(tmp_name, serial_number);
memcpy(filename, tmp_name, sizeof(tmp_name));
}
saveFile(filename, ".bin", dump, dump_len);
saveFileEML(filename, dump, dump_len, 32);
// free memory
free(dump);
return PM3_SUCCESS;
}
int restoreLTO(uint8_t *dump_data, bool verbose) {
clearCommandBuffer();
lto_switch_on_field();
uint8_t type_info[2];
uint8_t serial_number[5];
uint8_t serial_len = sizeof(serial_number);
int ret_val = lto_select(serial_number, serial_len, type_info, verbose);
if (ret_val != PM3_SUCCESS) {
lto_switch_off_field();
return ret_val;
}
uint8_t blkData[32] = {0};
//Block address 0 and 1 are read-only
for(uint8_t blk = 2; blk < 255; blk++) {
for (int i = 0; i < 32; i++) {
blkData[i] = dump_data[i + blk * 32];
}
ret_val = lto_wrbl(blk, blkData, verbose);
if (ret_val == PM3_SUCCESS) {
PrintAndLogEx(SUCCESS, "BLK %03d: " _YELLOW_("write success"), blk);
} else {
lto_switch_off_field();
return ret_val;
}
}
lto_switch_off_field();
return ret_val;
}
static int CmdHfLTRestore(const char *Cmd) {
uint8_t cmdp = 0;
bool errors = false;
int is_data_loaded = PM3_ESOFT;
char filename[FILE_PATH_SIZE] = {0};
char extension[FILE_PATH_SIZE] = {0};
uint8_t dump_data[CM_MEM_MAX_SIZE] = {0};
size_t dump_datalen = 0;
while (param_getchar(Cmd, cmdp) != 0x00 && !errors) {
switch (tolower(param_getchar(Cmd, cmdp))) {
case 'h':
return usage_lto_restore();
case 'f':
param_getstr(Cmd, cmdp + 1, filename, FILE_PATH_SIZE);
if (strlen(filename) == 0)
errors = true;
cmdp += 2;
break;
default:
PrintAndLogEx(WARNING, "unknown parameter '%c'", param_getchar(Cmd, cmdp));
errors = true;
break;
}
}
if (errors || (strlen(filename)) == 0) {
usage_lto_restore();
return PM3_EINVARG;
}
// split file name into prefix and ext.
int fnLength;
fnLength = strlen(filename);
if (fnLength > 4) {
memcpy(extension, &filename[fnLength - 4], 4);
extension[5] = 0x00;
// check if valid file extension and attempt to load data
if (memcmp(extension, ".bin", 4) == 0) {
filename[fnLength - 4] = 0x00;
is_data_loaded = loadFile(filename, ".bin", dump_data, sizeof(dump_data), &dump_datalen);
} else if (memcmp(extension, ".eml", 4) == 0) {
filename[fnLength - 4] = 0x00;
dump_datalen = 12;
is_data_loaded = loadFileEML(filename, (uint8_t *)dump_data, &dump_datalen);
} else
PrintAndLogEx(WARNING, "\nWarning: invalid dump filename "_YELLOW_("%s")"to restore!\n", filename);
}
if (is_data_loaded == PM3_SUCCESS) {
return restoreLTO(dump_data, true);
} else {
return PM3_EFILE;
}
}
static command_t CommandTable[] = {
{"help", CmdHelp, AlwaysAvailable, "This help"},
{"dump", CmdHfLTODump, IfPm3Iso14443a, "Dump LTO-CM tag to file"},
{"restore", CmdHfLTRestore, IfPm3Iso14443a, "Restore dump file to LTO-CM tag"},
{"info", CmdHfLTOInfo, IfPm3Iso14443a, "Tag information"},
{"rdbl", CmdHfLTOReadBlock, IfPm3Iso14443a, "Read block"},
{"wrbl", CmdHfLTOWriteBlock, IfPm3Iso14443a, "Write block"},
{"list", CmdHfLTOList, AlwaysAvailable, "List LTO-CM history"},
{NULL, NULL, NULL, NULL}
};
static int CmdHelp(const char *Cmd) {
(void)Cmd; // Cmd is not used so far
CmdsHelp(CommandTable);
return PM3_SUCCESS;
}
int CmdHFLTO(const char *Cmd) {
clearCommandBuffer();
return CmdsParse(CommandTable, Cmd);
}