mirror of
https://github.com/RfidResearchGroup/proxmark3.git
synced 2024-09-20 23:36:31 +08:00
mfp refactoring
This commit is contained in:
merlokk
parent
6208a6869c
commit
5cc4bea4e3
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@ -29,103 +29,8 @@
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static const uint8_t DefaultKey[16] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
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typedef struct {
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uint8_t Code;
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const char *Description;
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} PlusErrorsElm;
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static const PlusErrorsElm PlusErrors[] = {
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{0xFF, ""},
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{0x00, "Transfer cannot be granted within the current authentication."},
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{0x06, "Access Conditions not fulfilled. Block does not exist, block is not a value block."},
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{0x07, "Too many read or write commands in the session or in the transaction."},
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{0x08, "Invalid MAC in command or response"},
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{0x09, "Block Number is not valid"},
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{0x0a, "Invalid block number, not existing block number"},
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{0x0b, "The current command code not available at the current card state."},
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{0x0c, "Length error"},
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{0x0f, "General Manipulation Error. Failure in the operation of the PICC (cannot write to the data block), etc."},
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{0x90, "OK"},
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};
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int PlusErrorsLen = sizeof(PlusErrors) / sizeof(PlusErrorsElm);
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const char * GetErrorDescription(uint8_t errorCode) {
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for(int i = 0; i < PlusErrorsLen; i++)
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if (errorCode == PlusErrors[i].Code)
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return PlusErrors[i].Description;
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return PlusErrors[0].Description;
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}
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static int CmdHelp(const char *Cmd);
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static bool VerboseMode = false;
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void SetVerboseMode(bool verbose) {
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VerboseMode = verbose;
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}
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int intExchangeRAW14aPlus(uint8_t *datain, int datainlen, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen) {
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if(VerboseMode)
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PrintAndLogEx(INFO, ">>> %s", sprint_hex(datain, datainlen));
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int res = ExchangeRAW14a(datain, datainlen, activateField, leaveSignalON, dataout, maxdataoutlen, dataoutlen);
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if(VerboseMode)
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PrintAndLogEx(INFO, "<<< %s", sprint_hex(dataout, *dataoutlen));
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return res;
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}
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int MFPWritePerso(uint8_t *keyNum, uint8_t *key, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen) {
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uint8_t rcmd[3 + 16] = {0xa8, keyNum[1], keyNum[0], 0x00};
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memmove(&rcmd[3], key, 16);
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return intExchangeRAW14aPlus(rcmd, sizeof(rcmd), activateField, leaveSignalON, dataout, maxdataoutlen, dataoutlen);
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}
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int MFPCommitPerso(bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen) {
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uint8_t rcmd[1] = {0xaa};
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return intExchangeRAW14aPlus(rcmd, sizeof(rcmd), activateField, leaveSignalON, dataout, maxdataoutlen, dataoutlen);
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}
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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) {
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uint8_t rcmd[4 + 8] = {(plain?(0x37):(0x33)), blockNum, 0x00, blockCount};
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if (!plain && session)
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CalculateMAC(session, mtypReadCmd, blockNum, blockCount, rcmd, 4, &rcmd[4], VerboseMode);
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int res = intExchangeRAW14aPlus(rcmd, plain?4:sizeof(rcmd), activateField, leaveSignalON, dataout, maxdataoutlen, dataoutlen);
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if(res)
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return res;
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if (session)
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session->R_Ctr++;
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if(session && mac && *dataoutlen > 11)
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CalculateMAC(session, mtypReadResp, blockNum, blockCount, dataout, *dataoutlen - 8 - 2, mac, VerboseMode);
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return 0;
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}
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int MFPWriteBlock(mf4Session *session, uint8_t blockNum, uint8_t *data, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen, uint8_t *mac) {
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uint8_t rcmd[1 + 2 + 16 + 8] = {0xA3, blockNum, 0x00};
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memmove(&rcmd[3], data, 16);
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if (session)
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CalculateMAC(session, mtypWriteCmd, blockNum, 1, rcmd, 19, &rcmd[19], VerboseMode);
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int res = intExchangeRAW14aPlus(rcmd, sizeof(rcmd), activateField, leaveSignalON, dataout, maxdataoutlen, dataoutlen);
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if(res)
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return res;
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if (session)
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session->W_Ctr++;
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if(session && mac && *dataoutlen > 3)
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CalculateMAC(session, mtypWriteResp, blockNum, 1, dataout, *dataoutlen, mac, VerboseMode);
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return 0;
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}
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int CmdHFMFPInfo(const char *cmd) {
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if (cmd && strlen(cmd) > 0)
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@ -230,7 +135,7 @@ int CmdHFMFPWritePerso(const char *cmd) {
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CLIGetHexWithReturn(3, key, &keyLen);
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CLIParserFree();
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SetVerboseMode(verbose);
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mfpSetVerboseMode(verbose);
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if (!keyLen) {
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memmove(key, DefaultKey, 16);
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@ -261,7 +166,7 @@ int CmdHFMFPWritePerso(const char *cmd) {
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}
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if (data[0] != 0x90) {
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PrintAndLogEx(ERR, "Command error: %02x %s", data[0], GetErrorDescription(data[0]));
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PrintAndLogEx(ERR, "Command error: %02x %s", data[0], mfpGetErrorDescription(data[0]));
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return 1;
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}
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PrintAndLogEx(INFO, "Write OK.");
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@ -305,7 +210,7 @@ int CmdHFMFPInitPerso(const char *cmd) {
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if (!keyLen)
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memmove(key, DefaultKey, 16);
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SetVerboseMode(verbose2);
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mfpSetVerboseMode(verbose2);
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for (uint16_t sn = 0x4000; sn < 0x4050; sn++) {
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keyNum[0] = sn >> 8;
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keyNum[1] = sn & 0xff;
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@ -320,7 +225,7 @@ int CmdHFMFPInitPerso(const char *cmd) {
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}
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}
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SetVerboseMode(verbose);
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mfpSetVerboseMode(verbose);
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for (int i = 0; i < sizeof(CardAddresses) / 2; i++) {
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keyNum[0] = CardAddresses[i] >> 8;
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keyNum[1] = CardAddresses[i] & 0xff;
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@ -361,7 +266,7 @@ int CmdHFMFPCommitPerso(const char *cmd) {
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bool verbose = arg_get_lit(1);
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CLIParserFree();
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SetVerboseMode(verbose);
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mfpSetVerboseMode(verbose);
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uint8_t data[250] = {0};
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int datalen = 0;
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@ -378,7 +283,7 @@ int CmdHFMFPCommitPerso(const char *cmd) {
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}
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if (data[0] != 0x90) {
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PrintAndLogEx(ERR, "Command error: %02x %s", data[0], GetErrorDescription(data[0]));
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PrintAndLogEx(ERR, "Command error: %02x %s", data[0], mfpGetErrorDescription(data[0]));
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return 1;
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}
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PrintAndLogEx(INFO, "Switch level OK.");
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@ -454,7 +359,7 @@ int CmdHFMFPRdbl(const char *cmd) {
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CLIGetHexWithReturn(6, key, &keylen);
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CLIParserFree();
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SetVerboseMode(verbose);
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mfpSetVerboseMode(verbose);
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if (!keylen) {
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memmove(key, DefaultKey, 16);
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@ -505,7 +410,7 @@ int CmdHFMFPRdbl(const char *cmd) {
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}
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if (datalen && data[0] != 0x90) {
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PrintAndLogEx(ERR, "Card read error: %02x %s", data[0], GetErrorDescription(data[0]));
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PrintAndLogEx(ERR, "Card read error: %02x %s", data[0], mfpGetErrorDescription(data[0]));
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return 6;
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}
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@ -564,7 +469,7 @@ int CmdHFMFPRdsc(const char *cmd) {
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CLIGetHexWithReturn(5, key, &keylen);
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CLIParserFree();
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SetVerboseMode(verbose);
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mfpSetVerboseMode(verbose);
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if (!keylen) {
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memmove(key, DefaultKey, 16);
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@ -606,7 +511,7 @@ int CmdHFMFPRdsc(const char *cmd) {
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}
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if (datalen && data[0] != 0x90) {
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PrintAndLogEx(ERR, "Card read error: %02x %s", data[0], GetErrorDescription(data[0]));
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PrintAndLogEx(ERR, "Card read error: %02x %s", data[0], mfpGetErrorDescription(data[0]));
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DropField();
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return 6;
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}
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@ -662,7 +567,7 @@ int CmdHFMFPWrbl(const char *cmd) {
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CLIGetHexWithReturn(5, key, &keylen);
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CLIParserFree();
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SetVerboseMode(verbose);
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mfpSetVerboseMode(verbose);
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if (!keylen) {
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memmove(key, DefaultKey, 16);
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@ -715,7 +620,7 @@ int CmdHFMFPWrbl(const char *cmd) {
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}
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if (datalen && data[0] != 0x90) {
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PrintAndLogEx(ERR, "Card write error: %02x %s", data[0], GetErrorDescription(data[0]));
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PrintAndLogEx(ERR, "Card write error: %02x %s", data[0], mfpGetErrorDescription(data[0]));
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DropField();
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return 6;
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}
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@ -734,68 +639,6 @@ int CmdHFMFPWrbl(const char *cmd) {
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return 0;
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}
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int mfpReadSector(uint8_t sectorNo, uint8_t keyType, uint8_t *key, uint8_t *dataout, bool verbose){
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uint8_t keyn[2] = {0};
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bool plain = false;
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uint16_t uKeyNum = 0x4000 + sectorNo * 2 + (keyType ? 1 : 0);
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keyn[0] = uKeyNum >> 8;
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keyn[1] = uKeyNum & 0xff;
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if (verbose)
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PrintAndLogEx(INFO, "--sector[%d]:%02x key:%04x", mfNumBlocksPerSector(sectorNo), sectorNo, uKeyNum);
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mf4Session session;
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int res = MifareAuth4(&session, keyn, key, true, true, verbose);
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if (res) {
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PrintAndLogEx(ERR, "Sector %d authentication error: %d", sectorNo, res);
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return res;
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}
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uint8_t data[250] = {0};
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int datalen = 0;
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uint8_t mac[8] = {0};
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uint8_t firstBlockNo = mfFirstBlockOfSector(sectorNo);
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for(int n = firstBlockNo; n < firstBlockNo + mfNumBlocksPerSector(sectorNo); n++) {
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res = MFPReadBlock(&session, plain, n & 0xff, 1, false, true, data, sizeof(data), &datalen, mac);
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if (res) {
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PrintAndLogEx(ERR, "Sector %d read error: %d", sectorNo, res);
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DropField();
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return res;
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}
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if (datalen && data[0] != 0x90) {
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PrintAndLogEx(ERR, "Sector %d card read error: %02x %s", sectorNo, data[0], GetErrorDescription(data[0]));
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DropField();
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return 5;
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}
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if (datalen != 1 + 16 + 8 + 2) {
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PrintAndLogEx(ERR, "Sector %d error returned data length:%d", sectorNo, datalen);
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DropField();
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return 6;
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}
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memcpy(&dataout[(n - firstBlockNo) * 16], &data[1], 16);
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if (verbose)
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PrintAndLogEx(INFO, "data[%03d]: %s", n, sprint_hex(&data[1], 16));
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if (memcmp(&data[1 + 16], mac, 8)) {
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PrintAndLogEx(WARNING, "WARNING: mac on block %d not equal...", n);
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PrintAndLogEx(WARNING, "MAC card: %s", sprint_hex(&data[1 + 16], 8));
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PrintAndLogEx(WARNING, "MAC reader: %s", sprint_hex(mac, 8));
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if (!verbose)
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return 7;
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} else {
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if(verbose)
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PrintAndLogEx(INFO, "MAC: %s", sprint_hex(&data[1 + 16], 8));
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}
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}
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DropField();
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return 0;
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}
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int CmdHFMFPMAD(const char *cmd) {
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CLIParserInit("hf mfp mad",
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@ -17,6 +17,39 @@
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#include "ui.h"
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#include "crypto/libpcrypto.h"
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static bool VerboseMode = false;
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void mfpSetVerboseMode(bool verbose) {
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VerboseMode = verbose;
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}
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typedef struct {
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uint8_t Code;
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const char *Description;
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} PlusErrorsElm;
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static const PlusErrorsElm PlusErrors[] = {
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{0xFF, ""},
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{0x00, "Transfer cannot be granted within the current authentication."},
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{0x06, "Access Conditions not fulfilled. Block does not exist, block is not a value block."},
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{0x07, "Too many read or write commands in the session or in the transaction."},
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{0x08, "Invalid MAC in command or response"},
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{0x09, "Block Number is not valid"},
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{0x0a, "Invalid block number, not existing block number"},
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{0x0b, "The current command code not available at the current card state."},
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{0x0c, "Length error"},
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{0x0f, "General Manipulation Error. Failure in the operation of the PICC (cannot write to the data block), etc."},
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{0x90, "OK"},
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};
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int PlusErrorsLen = sizeof(PlusErrors) / sizeof(PlusErrorsElm);
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const char * mfpGetErrorDescription(uint8_t errorCode) {
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for(int i = 0; i < PlusErrorsLen; i++)
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if (errorCode == PlusErrors[i].Code)
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return PlusErrors[i].Description;
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return PlusErrors[0].Description;
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}
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AccessConditions_t MFAccessConditions[] = {
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{0x00, "rdAB wrAB incAB dectrAB"},
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{0x01, "rdAB dectrAB"},
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@ -274,6 +307,130 @@ int MifareAuth4(mf4Session *session, uint8_t *keyn, uint8_t *key, bool activateF
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return 0;
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}
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int intExchangeRAW14aPlus(uint8_t *datain, int datainlen, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen) {
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if(VerboseMode)
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PrintAndLogEx(INFO, ">>> %s", sprint_hex(datain, datainlen));
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int res = ExchangeRAW14a(datain, datainlen, activateField, leaveSignalON, dataout, maxdataoutlen, dataoutlen);
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if(VerboseMode)
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PrintAndLogEx(INFO, "<<< %s", sprint_hex(dataout, *dataoutlen));
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return res;
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}
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int MFPWritePerso(uint8_t *keyNum, uint8_t *key, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen) {
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uint8_t rcmd[3 + 16] = {0xa8, keyNum[1], keyNum[0], 0x00};
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memmove(&rcmd[3], key, 16);
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return intExchangeRAW14aPlus(rcmd, sizeof(rcmd), activateField, leaveSignalON, dataout, maxdataoutlen, dataoutlen);
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}
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int MFPCommitPerso(bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen) {
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uint8_t rcmd[1] = {0xaa};
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return intExchangeRAW14aPlus(rcmd, sizeof(rcmd), activateField, leaveSignalON, dataout, maxdataoutlen, dataoutlen);
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}
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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) {
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uint8_t rcmd[4 + 8] = {(plain?(0x37):(0x33)), blockNum, 0x00, blockCount};
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if (!plain && session)
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CalculateMAC(session, mtypReadCmd, blockNum, blockCount, rcmd, 4, &rcmd[4], VerboseMode);
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int res = intExchangeRAW14aPlus(rcmd, plain?4:sizeof(rcmd), activateField, leaveSignalON, dataout, maxdataoutlen, dataoutlen);
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if(res)
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return res;
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if (session)
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session->R_Ctr++;
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if(session && mac && *dataoutlen > 11)
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CalculateMAC(session, mtypReadResp, blockNum, blockCount, dataout, *dataoutlen - 8 - 2, mac, VerboseMode);
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return 0;
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}
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int MFPWriteBlock(mf4Session *session, uint8_t blockNum, uint8_t *data, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen, uint8_t *mac) {
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uint8_t rcmd[1 + 2 + 16 + 8] = {0xA3, blockNum, 0x00};
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memmove(&rcmd[3], data, 16);
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if (session)
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CalculateMAC(session, mtypWriteCmd, blockNum, 1, rcmd, 19, &rcmd[19], VerboseMode);
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int res = intExchangeRAW14aPlus(rcmd, sizeof(rcmd), activateField, leaveSignalON, dataout, maxdataoutlen, dataoutlen);
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if(res)
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return res;
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if (session)
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session->W_Ctr++;
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if(session && mac && *dataoutlen > 3)
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CalculateMAC(session, mtypWriteResp, blockNum, 1, dataout, *dataoutlen, mac, VerboseMode);
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return 0;
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}
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int mfpReadSector(uint8_t sectorNo, uint8_t keyType, uint8_t *key, uint8_t *dataout, bool verbose){
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uint8_t keyn[2] = {0};
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bool plain = false;
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uint16_t uKeyNum = 0x4000 + sectorNo * 2 + (keyType ? 1 : 0);
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keyn[0] = uKeyNum >> 8;
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keyn[1] = uKeyNum & 0xff;
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if (verbose)
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PrintAndLogEx(INFO, "--sector[%d]:%02x key:%04x", mfNumBlocksPerSector(sectorNo), sectorNo, uKeyNum);
|
||||
|
||||
mf4Session session;
|
||||
int res = MifareAuth4(&session, keyn, key, true, true, verbose);
|
||||
if (res) {
|
||||
PrintAndLogEx(ERR, "Sector %d authentication error: %d", sectorNo, res);
|
||||
return res;
|
||||
}
|
||||
|
||||
uint8_t data[250] = {0};
|
||||
int datalen = 0;
|
||||
uint8_t mac[8] = {0};
|
||||
uint8_t firstBlockNo = mfFirstBlockOfSector(sectorNo);
|
||||
for(int n = firstBlockNo; n < firstBlockNo + mfNumBlocksPerSector(sectorNo); n++) {
|
||||
res = MFPReadBlock(&session, plain, n & 0xff, 1, false, true, data, sizeof(data), &datalen, mac);
|
||||
if (res) {
|
||||
PrintAndLogEx(ERR, "Sector %d read error: %d", sectorNo, res);
|
||||
DropField();
|
||||
return res;
|
||||
}
|
||||
|
||||
if (datalen && data[0] != 0x90) {
|
||||
PrintAndLogEx(ERR, "Sector %d card read error: %02x %s", sectorNo, data[0], mfpGetErrorDescription(data[0]));
|
||||
DropField();
|
||||
return 5;
|
||||
}
|
||||
if (datalen != 1 + 16 + 8 + 2) {
|
||||
PrintAndLogEx(ERR, "Sector %d error returned data length:%d", sectorNo, datalen);
|
||||
DropField();
|
||||
return 6;
|
||||
}
|
||||
|
||||
memcpy(&dataout[(n - firstBlockNo) * 16], &data[1], 16);
|
||||
|
||||
if (verbose)
|
||||
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));
|
||||
|
||||
if (!verbose)
|
||||
return 7;
|
||||
} else {
|
||||
if(verbose)
|
||||
PrintAndLogEx(INFO, "MAC: %s", sprint_hex(&data[1 + 16], 8));
|
||||
}
|
||||
}
|
||||
DropField();
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
// Mifare Memory Structure: up to 32 Sectors with 4 blocks each (1k and 2k cards),
|
||||
// plus evtl. 8 sectors with 16 blocks each (4k cards)
|
||||
uint8_t mfNumBlocksPerSector(uint8_t sectorNo) {
|
||||
|
|
|
|||
|
|
@ -43,9 +43,18 @@ typedef struct {
|
|||
char *description;
|
||||
} AccessConditions_t;
|
||||
|
||||
extern void mfpSetVerboseMode(bool verbose);
|
||||
extern const char * mfpGetErrorDescription(uint8_t errorCode);
|
||||
|
||||
extern int CalculateMAC(mf4Session *session, MACType_t mtype, uint8_t blockNum, uint8_t blockCount, uint8_t *data, int datalen, uint8_t *mac, bool verbose);
|
||||
extern int MifareAuth4(mf4Session *session, uint8_t *keyn, uint8_t *key, bool activateField, bool leaveSignalON, bool verbose);
|
||||
|
||||
extern int MFPWritePerso(uint8_t *keyNum, uint8_t *key, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen);
|
||||
extern int MFPCommitPerso(bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen);
|
||||
extern 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);
|
||||
extern int MFPWriteBlock(mf4Session *session, uint8_t blockNum, uint8_t *data, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen, uint8_t *mac);
|
||||
extern int mfpReadSector(uint8_t sectorNo, uint8_t keyType, uint8_t *key, uint8_t *dataout, bool verbose);
|
||||
|
||||
extern char *mfGetAccessConditionsDesc(uint8_t blockn, uint8_t *data);
|
||||
|
||||
extern uint8_t mfNumBlocksPerSector(uint8_t sectorNo);
|
||||
|
|
|
|||
Loading…
Reference in a new issue