mirror of
https://github.com/RfidResearchGroup/proxmark3.git
synced 2024-09-20 23:36:31 +08:00
t55x7 save and restore eml/bin
This commit is contained in:
mwalker33
parent
ec27aabb68
commit
e435d8a6ff
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@ -51,12 +51,15 @@ t55xx_conf_block_t config = {
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.block0 = 0x00,
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.Q5 = false,
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.usepwd = false,
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.downlink_mode = refFixedBit
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.downlink_mode = refFixedBit,
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.blockData = {0}, // array to hold data blocks
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.blockValid = {0} // array to hold data valid status
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};
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t55xx_conf_block_t Get_t55xx_Config() {
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return config;
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}
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void Set_t55xx_Config(t55xx_conf_block_t conf) {
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config = conf;
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}
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@ -179,8 +182,9 @@ static int usage_t55xx_info() {
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static int usage_t55xx_dump() {
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PrintAndLogEx(NORMAL, "Usage: lf t55xx dump [r <mode>] [p <password> [o]]");
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PrintAndLogEx(NORMAL, "Options:");
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PrintAndLogEx(NORMAL, " p <password> - OPTIONAL password 4bytes (8 hex symbols)");
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PrintAndLogEx(NORMAL, " o - OPTIONAL override, force pwd read despite danger to card");
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PrintAndLogEx(NORMAL, " p <password> - OPTIONAL password 4bytes (8 hex symbols)");
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PrintAndLogEx(NORMAL, " o - OPTIONAL override, force pwd read despite danger to card");
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PrintAndLogEx(NORMAL, " f <prefix> - overide filename prefix (optional). Default is based on blk 0");
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print_usage_t55xx_downloadlink(T55XX_DLMODE_SINGLE,config.downlink_mode);
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PrintAndLogEx(NORMAL, "");
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PrintAndLogEx(NORMAL, "Examples:");
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@ -189,6 +193,20 @@ static int usage_t55xx_dump() {
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PrintAndLogEx(NORMAL, "");
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return PM3_SUCCESS;
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}
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static int usage_t55xx_restore() {
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PrintAndLogEx(NORMAL, "Usage: lf t55xx restore f <filename> [p password]");
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PrintAndLogEx(NORMAL, "Options:");
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PrintAndLogEx(NORMAL, " f <filename> - filename of the dump file (.bin/.eml)");
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PrintAndLogEx(NORMAL, " p <password> - optional password if target card has password set");
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PrintAndLogEx(NORMAL, "");
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PrintAndLogEx(NORMAL, _YELLOW_(" Assumes lf t55 detect has been run first!"));
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PrintAndLogEx(NORMAL, "");
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PrintAndLogEx(NORMAL, "Examples:");
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PrintAndLogEx(NORMAL, " lf t55xx restore f lf-t55xx-00148040-data.bin");
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PrintAndLogEx(NORMAL, "");
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return PM3_SUCCESS;
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}
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static int usage_t55xx_detect() {
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PrintAndLogEx(NORMAL, "Usage: lf t55xx detect [1] [r <mode>] [p <password>]");
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PrintAndLogEx(NORMAL, "Options:");
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@ -339,6 +357,19 @@ static int usage_t55xx_protect() {
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static int CmdHelp(const char *Cmd);
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void T55x7_SaveBlockData (uint8_t idx,uint32_t data) {
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if (idx < T55x7_BLOCK_COUNT) {
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config.blockValid[idx] = true;
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config.blockData[idx] = data;
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}
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}
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void T55x7_ClearAllBlockData (void) {
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for (uint8_t idx = 0; idx < T55x7_BLOCK_COUNT; idx++) {
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config.blockValid[idx] = false;
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config.blockData[idx] = 0x00;
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}
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}
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int clone_t55xx_tag(uint32_t *blockdata, uint8_t numblocks) {
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if (blockdata == NULL)
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@ -785,7 +816,7 @@ int T55xxReadBlockEx(uint8_t block, bool page1, bool usepwd, uint8_t override, u
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return PM3_EWRONGANSVER;
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if (verbose)
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printT55xxBlock(block);
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printT55xxBlock(block,page1);
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return PM3_SUCCESS;
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}
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@ -988,6 +1019,9 @@ static int CmdT55xxDetect(const char *Cmd) {
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}
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if (errors) return usage_t55xx_detect();
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// detect called so clear data blocks
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T55x7_ClearAllBlockData ();
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// sanity check.
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if (SanityOfflineCheck(useGB) != PM3_SUCCESS)
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return PM3_ESOFT;
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@ -1300,7 +1334,7 @@ bool GetT55xxBlockData(uint32_t *blockdata) {
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return true;
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}
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void printT55xxBlock(uint8_t blockNum) {
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void printT55xxBlock(uint8_t blockNum, bool page1) {
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uint32_t blockData = 0;
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uint8_t bytes[4] = {0};
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@ -1310,6 +1344,8 @@ void printT55xxBlock(uint8_t blockNum) {
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num_to_bytes(blockData, 4, bytes);
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T55x7_SaveBlockData ((page1)?blockNum+8 : blockNum,blockData);
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PrintAndLogEx(SUCCESS, " %02d | %08X | %s | %s", blockNum, blockData, sprint_bin(DemodBuffer + config.offset, 32), sprint_ascii(bytes, 4));
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}
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@ -2091,6 +2127,8 @@ static int CmdT55xxDump(const char *Cmd) {
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bool usepwd = false;
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bool errors = false;
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uint8_t cmdp = 0;
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char preferredName[FILE_PATH_SIZE] = {0};
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bool success = true;
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while (param_getchar(Cmd, cmdp) != 0x00 && !errors) {
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switch (tolower(param_getchar(Cmd, cmdp))) {
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@ -2112,6 +2150,12 @@ static int CmdT55xxDump(const char *Cmd) {
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override = 1;
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cmdp++;
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break;
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case 'f':
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param_getstr(Cmd, cmdp + 1, preferredName, FILE_PATH_SIZE);
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cmdp+=2;
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if (strlen (preferredName) == 0)
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errors = true;
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break;
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default:
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PrintAndLogEx(WARNING, "Unknown parameter '%c'", param_getchar(Cmd, cmdp));
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errors = true;
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@ -2120,16 +2164,154 @@ static int CmdT55xxDump(const char *Cmd) {
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}
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if (errors) return usage_t55xx_dump();
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// Due to the few different T55xx cards and number of blocks supported
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// will save the dump file if ALL page 0 is OK
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printT5xxHeader(0);
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for (uint8_t i = 0; i < 8; ++i) {
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T55xxReadBlock(i, 0, usepwd, override, password, downlink_mode);
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if (T55xxReadBlock(i, 0, usepwd, override, password, downlink_mode) != PM3_SUCCESS)
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success = false;
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// idea for better user experience and display.
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// only show override warning on the first block read
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if (override == 1) override++; // flag not to show safty for 2nd and on.
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}
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printT5xxHeader(1);
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for (uint8_t i = 0; i < 4; i++)
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T55xxReadBlock(i, 1, usepwd, override, password, downlink_mode);
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for (uint8_t i = 0; i < 4; i++)
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if (T55xxReadBlock(i, 1, usepwd, override, password, downlink_mode) != PM3_SUCCESS)
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T55x7_SaveBlockData (8+i,0x00);
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if (success) { // all ok save dump to file
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// saveFileEML will add .eml extension to filename
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// saveFile (binary) passes in the .bin extension.
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if (strcmp (preferredName,"") == 0) { // Set default filename, if not set by user
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strcpy (preferredName,"lf-t55xx");
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for (uint8_t i = 1; i <= 7; i++) {
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if ((config.blockData[i] != 0x00) && (config.blockData[i] != 0xFFFFFFFF))
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sprintf (preferredName,"%s-%08X",preferredName,config.blockData[i]);
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else
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break;
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}
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sprintf (preferredName,"%s-data",preferredName);
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}
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// Swap endian so the files match the txt display
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uint32_t data[T55x7_BLOCK_COUNT];
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for (int i = 0; i < T55x7_BLOCK_COUNT; i++)
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data[i] = BSWAP_32(config.blockData[i]);
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saveFileEML(preferredName, (uint8_t *)data, T55x7_BLOCK_COUNT*sizeof(uint32_t), sizeof(uint32_t));
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saveFile (preferredName, ".bin", data, sizeof(data));
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}
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return PM3_SUCCESS;
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}
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static int CmdT55xxRestore(const char *Cmd) {
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bool errors = false;
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uint8_t cmdp = 0;
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char preferredName[FILE_PATH_SIZE] = {0};
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char ext[FILE_PATH_SIZE] = {0};
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int success = PM3_ESOFT;
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uint32_t password = 0x00;
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bool usepwd = false;
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uint32_t data[12] = {0};
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size_t datalen = 0;
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uint8_t blockidx;
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uint8_t downlink_mode;
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char writeCmdOpt[100];
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char pwdOpt [11] = {0}; // p XXXXXXXX
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while (param_getchar(Cmd, cmdp) != 0x00 && !errors) {
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switch (tolower(param_getchar(Cmd, cmdp))) {
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case 'h':
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return usage_t55xx_restore();
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case 'f':
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param_getstr(Cmd, cmdp + 1, preferredName, FILE_PATH_SIZE);
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if (strlen (preferredName) == 0)
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errors = true;
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cmdp+=2;
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break;
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case 'p':
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password = param_get32ex(Cmd, cmdp + 1, 0, 16);
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usepwd = true;
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cmdp += 2;
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break;
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default:
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PrintAndLogEx(WARNING, "Unknown parameter '%c'", param_getchar(Cmd, cmdp));
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errors = true;
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break;
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}
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}
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// File name expected to be .eml .bin or .json so sould be at least 4
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if (errors || (strlen (preferredName) == 0)) return usage_t55xx_restore();
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// split file name into prefix and ext.
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int fnLength;
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fnLength = strlen (preferredName);
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if (fnLength > 4) { // Holds .EXT [.bin|.eml]
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memcpy (ext,&preferredName[fnLength - 4],4);
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ext[5] = 0x00;
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if (memcmp (ext,".bin",4) == 0) {
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preferredName[fnLength-4] = 0x00;
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success = loadFile (preferredName, ".bin", data, sizeof(data),&datalen);
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}
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if (memcmp (ext,".eml",4) == 0) {
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preferredName[fnLength-4] = 0x00;
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datalen = 12;
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success = loadFileEML(preferredName, (uint8_t *)data, &datalen);
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}
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}
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if (success == PM3_SUCCESS) { // Got data, so write to cards
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if (datalen == T55x7_BLOCK_COUNT * 4) { // 12 blocks * 4 bytes per block
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if (usepwd)
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sprintf (pwdOpt,"p %08X",password);
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// Restore endien for writing to card
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for (blockidx = 0; blockidx < 12; blockidx++)
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data[blockidx] = BSWAP_32(data[blockidx]);
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// Have data ready, lets write
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// Order
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// write blocks 1..7 page 0
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// write blocks 1..3 page 1
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// update downlink mode (if needed) and write b 0
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downlink_mode = 0;
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if ((((data[11] >> 28) & 0xf) == 6) || (((data[11] >> 28) & 0xf) == 9))
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downlink_mode = (data[11] >> 10) & 3;
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// write out blocks 1-7 page 0
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for (blockidx = 1; blockidx <= 7; blockidx++) {
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sprintf (writeCmdOpt,"b %d d %08X %s",blockidx,data[blockidx],pwdOpt);
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if (CmdT55xxWriteBlock(writeCmdOpt) != PM3_SUCCESS)
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PrintAndLogEx(WARNING, "Warning: error writing blk %d",blockidx);
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}
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// if password was set on the "blank" update as we may have just changed it
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if (usepwd)
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sprintf (pwdOpt,"p %08X",data[7]);
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// write out blocks 1-3 page 1
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for (blockidx = 9; blockidx <= 11; blockidx++) {
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sprintf (writeCmdOpt,"b %d 1 d %08X %s",blockidx-8,data[blockidx],pwdOpt);
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if (CmdT55xxWriteBlock(writeCmdOpt) != PM3_SUCCESS)
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PrintAndLogEx(WARNING, "Warning: error writing blk %d",blockidx);
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}
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// Update downlink mode for the page 0 config write.
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config.downlink_mode = downlink_mode;
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// Write the page 0 config
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sprintf (writeCmdOpt,"b 0 d %08X %s",data[0],pwdOpt);
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if (CmdT55xxWriteBlock(writeCmdOpt) != PM3_SUCCESS)
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PrintAndLogEx(WARNING, "Warning: error writing blk 0");
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}
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}
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return PM3_SUCCESS;
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}
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@ -3324,6 +3506,7 @@ static command_t CommandTable[] = {
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{"detect", CmdT55xxDetect, AlwaysAvailable, "[1] Try detecting the tag modulation from reading the configuration block."},
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{"deviceconfig", CmdT55xxSetDeviceConfig, IfPm3Lf, "Set/Get T55XX device configuration (startgap, writegap, write0, write1, readgap"},
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{"dump", CmdT55xxDump, IfPm3Lf, "[password] [o] Dump T55xx card block 0-7. Optional [password], [override]"},
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{"restore", CmdT55xxRestore, IfPm3Lf, "f <filename> [p <password>] -- Restore a dump file of a T55xx card"},
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{"info", CmdT55xxInfo, AlwaysAvailable, "[1] Show T55x7 configuration data (page 0/ blk 0)"},
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{"p1detect", CmdT55xxDetectPage1, IfPm3Lf, "[1] Try detecting if this is a t55xx tag by reading page 1"},
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{"protect", CmdT55xxProtect, IfPm3Lf, "Password protect tag"},
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@ -20,6 +20,7 @@
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#define T55x7_PAGE1 0x01
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#define T55x7_PWD 0x00000010
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#define REGULAR_READ_MODE_BLOCK 0xFF
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#define T55x7_BLOCK_COUNT 12
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// config blocks
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#define T55X7_DEFAULT_CONFIG_BLOCK 0x000880E8 // ASK, compat mode, data rate 32, manchester, STT, 7 data blocks
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@ -125,6 +126,8 @@ typedef struct {
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refLeading0 = 0x02,
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ref1of4 = 0x03,
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} downlink_mode;
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uint32_t blockData [T55x7_BLOCK_COUNT]; // the dump/read will save data here.
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bool blockValid [T55x7_BLOCK_COUNT]; // this will allow easy access to the data for display etc.
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} t55xx_conf_block_t;
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t55xx_conf_block_t Get_t55xx_Config(void);
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@ -144,7 +147,7 @@ char *GetModelStrFromCID(uint32_t cid);
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char *GetSelectedModulationStr(uint8_t id);
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char *GetDownlinkModeStr(uint8_t dlmode);
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void printT5xxHeader(uint8_t page);
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void printT55xxBlock(uint8_t blockNum);
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void printT55xxBlock(uint8_t blockNum,bool page1);
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int printConfiguration(t55xx_conf_block_t b);
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bool t55xxAquireAndCompareBlock0(bool usepwd, uint32_t password, uint32_t known_block0, bool verbose);
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