int mfEmlGetMem(uint8_t *data, int blockNum, int blocksCount) {\r
UsbCommand c = {CMD_MIFARE_EML_MEMGET, {blockNum, blocksCount, 0}};\r
SendCommand(&c);\r
- UsbCommand resp;\r
+\r
+ UsbCommand resp;\r
if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) return 1;\r
memcpy(data, resp.d.asBytes, blocksCount * 16);\r
return 0;\r
\r
UsbCommand c = {CMD_MIFARE_CGETBLOCK, {params, 0, blockNo}};\r
SendCommand(&c);\r
+\r
UsbCommand resp;\r
if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {\r
isOK = resp.arg[0] & 0xff;\r
UsbCommand c = {CMD_MIFARE_CSETBLOCK, {wantWipe, params & (0xFE | (uid == NULL ? 0:1)), blockNo}};\r
memcpy(c.d.asBytes, data, 16);\r
SendCommand(&c);\r
+\r
UsbCommand resp;\r
- if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {\r
+ if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) {\r
isOK = resp.arg[0] & 0xff;\r
if (uid != NULL)\r
memcpy(uid, resp.d.asBytes, 4);\r
PrintAndLog("Command execute timeout");\r
return 1;\r
}\r
+\r
return 0;\r
}\r
\r
-int mfCSetUID(uint8_t *uid, uint8_t *atqa, uint8_t *sak, uint8_t *oldUID, bool wantWipe) {\r
+int mfCWipe(uint32_t numSectors, bool gen1b, bool wantWipe, bool wantFill) {\r
+ uint8_t isOK = 0;\r
+ uint8_t cmdParams = wantWipe + wantFill * 0x02 + gen1b * 0x04;\r
+ UsbCommand c = {CMD_MIFARE_CWIPE, {numSectors, cmdParams, 0}};\r
+ SendCommand(&c);\r
+\r
+ UsbCommand resp;\r
+ WaitForResponse(CMD_ACK,&resp);\r
+ isOK = resp.arg[0] & 0xff;\r
+ \r
+ return isOK;\r
+}\r
+\r
+int mfCSetUID(uint8_t *uid, uint8_t *atqa, uint8_t *sak, uint8_t *oldUID) {\r
uint8_t oldblock0[16] = {0x00};\r
uint8_t block0[16] = {0x00};\r
- int old, gen = 0;\r
+ int gen = 0, res;\r
\r
gen = mfCIdentify();\r
\r
+ /* generation 1a magic card by default */\r
+ uint8_t cmdParams = CSETBLOCK_SINGLE_OPER;\r
if (gen == 2) {\r
/* generation 1b magic card */\r
- old = mfCGetBlock(0, oldblock0, CSETBLOCK_SINGLE_OPER | CSETBLOCK_MAGIC_1B);\r
- } else {\r
- /* generation 1a magic card by default */\r
- old = mfCGetBlock(0, oldblock0, CSETBLOCK_SINGLE_OPER);\r
+ cmdParams = CSETBLOCK_SINGLE_OPER | CSETBLOCK_MAGIC_1B;\r
}\r
+ \r
+ res = mfCGetBlock(0, oldblock0, cmdParams);\r
\r
- if (old == 0) {\r
+ if (res == 0) {\r
memcpy(block0, oldblock0, 16);\r
PrintAndLog("old block 0: %s", sprint_hex(block0,16));\r
} else {\r
// UID\r
memcpy(block0, uid, 4);\r
// Mifare UID BCC\r
- block0[4] = block0[0]^block0[1]^block0[2]^block0[3];\r
+ block0[4] = block0[0] ^ block0[1] ^ block0[2] ^ block0[3];\r
// mifare classic SAK(byte 5) and ATQA(byte 6 and 7, reversed)\r
- if (sak!=NULL)\r
- block0[5]=sak[0];\r
- if (atqa!=NULL) {\r
- block0[6]=atqa[1];\r
- block0[7]=atqa[0];\r
+ if (sak != NULL)\r
+ block0[5] = sak[0];\r
+ if (atqa != NULL) {\r
+ block0[6] = atqa[1];\r
+ block0[7] = atqa[0];\r
}\r
- PrintAndLog("new block 0: %s", sprint_hex(block0,16));\r
+ PrintAndLog("new block 0: %s", sprint_hex(block0, 16));\r
\r
- if (gen == 2) {\r
- /* generation 1b magic card */\r
- return mfCSetBlock(0, block0, oldUID, wantWipe, CSETBLOCK_SINGLE_OPER | CSETBLOCK_MAGIC_1B);\r
- } else {\r
- /* generation 1a magic card by default */\r
- return mfCSetBlock(0, block0, oldUID, wantWipe, CSETBLOCK_SINGLE_OPER);\r
+ res = mfCSetBlock(0, block0, oldUID, false, cmdParams);\r
+ if (res) {\r
+ PrintAndLog("Can't set block 0. Error: %d", res);\r
+ return res;\r
}\r
+ \r
+ return 0;\r
+}\r
+\r
+int mfCIdentify()\r
+{\r
+ UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};\r
+ SendCommand(&c);\r
+\r
+ UsbCommand resp;\r
+ WaitForResponse(CMD_ACK,&resp);\r
+\r
+ iso14a_card_select_t card;\r
+ memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));\r
+\r
+ uint64_t select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS, 3: proprietary Anticollision\r
+\r
+ if(select_status != 0) {\r
+ uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0\r
+ c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;\r
+ c.arg[1] = 2;\r
+ c.arg[2] = 0;\r
+ memcpy(c.d.asBytes, rats, 2);\r
+ SendCommand(&c);\r
+ WaitForResponse(CMD_ACK,&resp);\r
+ }\r
+\r
+ c.cmd = CMD_MIFARE_CIDENT;\r
+ c.arg[0] = 0;\r
+ c.arg[1] = 0;\r
+ c.arg[2] = 0;\r
+ SendCommand(&c);\r
+ WaitForResponse(CMD_ACK,&resp);\r
+\r
+ uint8_t isGeneration = resp.arg[0] & 0xff;\r
+ switch( isGeneration ){\r
+ case 1: PrintAndLog("Chinese magic backdoor commands (GEN 1a) detected"); break;\r
+ case 2: PrintAndLog("Chinese magic backdoor command (GEN 1b) detected"); break;\r
+ default: PrintAndLog("No chinese magic backdoor command detected"); break;\r
+ }\r
+\r
+ // disconnect\r
+ c.cmd = CMD_READER_ISO_14443a;\r
+ c.arg[0] = 0;\r
+ c.arg[1] = 0;\r
+ c.arg[2] = 0;\r
+ SendCommand(&c);\r
+\r
+ return (int) isGeneration;\r
}\r
\r
+\r
// SNIFFER\r
\r
// constants\r
}\r
\r
int isBlockTrailer(int blockN) {\r
- return ((blockN & 0x03) == 0x03);\r
+ return ((blockN & 0x03) == 0x03);\r
}\r
\r
int saveTraceCard(void) {\r
blockNum++;\r
}\r
fclose(f);\r
+\r
return 0;\r
}\r
\r
uid = bytes_to_num(tuid + 3, 4);\r
\r
traceState = TRACE_IDLE;\r
+\r
return 0;\r
}\r
\r
return 0;\r
}\r
\r
+// DECODING\r
+\r
int tryDecryptWord(uint32_t nt, uint32_t ar_enc, uint32_t at_enc, uint8_t *data, int len){\r
/*\r
uint32_t nt; // tag challenge\r
return 0;\r
}\r
\r
-int mfCIdentify()\r
-{\r
- UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};\r
- SendCommand(&c);\r
- UsbCommand resp;\r
- WaitForResponse(CMD_ACK,&resp);\r
-\r
- iso14a_card_select_t card;\r
- memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));\r
-\r
- uint64_t select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS, 3: proprietary Anticollision\r
-\r
- if(select_status != 0) {\r
- uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0\r
- c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;\r
- c.arg[1] = 2;\r
- c.arg[2] = 0;\r
- memcpy(c.d.asBytes, rats, 2);\r
- SendCommand(&c);\r
- WaitForResponse(CMD_ACK,&resp);\r
- }\r
-\r
- c.cmd = CMD_MIFARE_CIDENT;\r
- c.arg[0] = 0;\r
- c.arg[1] = 0;\r
- c.arg[2] = 0;\r
- SendCommand(&c);\r
- WaitForResponse(CMD_ACK,&resp);\r
-\r
- uint8_t isGeneration = resp.arg[0] & 0xff;\r
- switch( isGeneration ){\r
- case 1: PrintAndLog("Chinese magic backdoor commands (GEN 1a) detected"); break;\r
- case 2: PrintAndLog("Chinese magic backdoor command (GEN 1b) detected"); break;\r
- default: PrintAndLog("No chinese magic backdoor command detected"); break;\r
- }\r
-\r
- // disconnect\r
- c.cmd = CMD_READER_ISO_14443a;\r
- c.arg[0] = 0;\r
- c.arg[1] = 0;\r
- c.arg[2] = 0;\r
- SendCommand(&c);\r
-\r
- return (int) isGeneration;\r
-}\r
projects / proxmark3-svn / blobdiff