X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/836138032cb134139d9ab5247c6baee983b2c312..208a0166b948d88b276a67dd334f3b1ecca62420:/client/cmdhfmf.c

diff --git a/client/cmdhfmf.c b/client/cmdhfmf.c
index 081d197c..eafb2919 100644
--- a/client/cmdhfmf.c
+++ b/client/cmdhfmf.c
@@ -1218,6 +1218,175 @@ int CmdHF14AMfEKeyPrn(const char *Cmd)
 	return 0;
 }
 
+int CmdHF14AMfCSetUID(const char *Cmd)
+{
+	uint8_t wipeCard = 0;
+	uint8_t uid[8];
+	uint8_t oldUid[8];
+	int res;
+
+	if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
+		PrintAndLog("Usage:  hf mf csetuid <UID 8 hex symbols> <w>");
+		PrintAndLog("sample:  hf mf csetuid 01020304 w");
+		PrintAndLog("Set UID for magic Chinese card (only works with!!!)");
+		PrintAndLog("If you want wipe card then add 'w' into command line. \n");
+		return 0;
+	}	
+
+	if (param_getchar(Cmd, 0) && param_gethex(Cmd, 0, uid, 8)) {
+		PrintAndLog("UID must include 8 HEX symbols");
+		return 1;
+	}
+
+	char ctmp = param_getchar(Cmd, 1);
+	if (ctmp == 'w' || ctmp == 'W') wipeCard = 1;
+	
+	PrintAndLog("--wipe card:%02x uid:%s", wipeCard, sprint_hex(uid, 4));
+
+	res = mfCSetUID(uid, oldUid, wipeCard);
+	if (res) {
+			PrintAndLog("Can't set UID. error=%d", res);
+			return 1;
+		}
+	
+	PrintAndLog("old UID:%s", sprint_hex(oldUid, 4));
+	return 0;
+}
+
+int CmdHF14AMfCSetBlk(const char *Cmd)
+{
+	uint8_t uid[8];
+	uint8_t memBlock[16];
+	uint8_t blockNo = 0;
+	int res;
+	memset(memBlock, 0x00, sizeof(memBlock));
+
+	if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
+		PrintAndLog("Usage:  hf mf csetblk <block number> <block data (32 hex symbols)>");
+		PrintAndLog("sample:  hf mf csetblk 1 01020304050607080910111213141516");
+		PrintAndLog("Set block data for magic Chinese card (only works with!!!)");
+		PrintAndLog("If you want wipe card then add 'w' into command line. \n");
+		return 0;
+	}	
+
+	blockNo = param_get8(Cmd, 0);
+	if (blockNo >= 32 * 4 + 8 * 16) {
+		PrintAndLog("Block number must be in [0..255] as in MIFARE classic.");
+		return 1;
+	}
+
+	if (param_gethex(Cmd, 1, memBlock, 32)) {
+		PrintAndLog("block data must include 32 HEX symbols");
+		return 1;
+	}
+
+	PrintAndLog("--block number:%02x data:%s", blockNo, sprint_hex(memBlock, 16));
+
+	res = mfCSetBlock(blockNo, memBlock, uid, 0, CSETBLOCK_SINGLE_OPER);
+	if (res) {
+			PrintAndLog("Can't write block. error=%d", res);
+			return 1;
+		}
+	
+	PrintAndLog("UID:%s", sprint_hex(uid, 4));
+	return 0;
+}
+
+int CmdHF14AMfCLoad(const char *Cmd)
+{
+	FILE * f;
+	char filename[20];
+	char * fnameptr = filename;
+	char buf[64];
+	uint8_t buf8[64];
+	uint8_t fillFromEmulator = 0;
+	int i, len, blockNum, flags;
+	
+	memset(filename, 0, sizeof(filename));
+	memset(buf, 0, sizeof(buf));
+
+	if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {
+		PrintAndLog("It loads magic Chinese card (only works with!!!) from the file `filename.eml`");
+		PrintAndLog("or from emulator memory (option `e`)");
+		PrintAndLog("Usage:  hf mf cload <file name w/o `.eml`>");
+		PrintAndLog("   or:  hf mf cload e ");
+		PrintAndLog(" sample: hf mf cload filename");
+		return 0;
+	}	
+
+	char ctmp = param_getchar(Cmd, 0);
+	if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
+	
+	if (fillFromEmulator) {
+		flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
+		for (blockNum = 0; blockNum < 16 * 4; blockNum += 1) {
+			if (mfEmlGetMem(buf8, blockNum, 1)) {
+				PrintAndLog("Cant get block: %d", blockNum);
+				return 2;
+			}
+			
+			if (blockNum == 2) flags = 0;
+			if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
+
+			if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
+				PrintAndLog("Cant set magic card block: %d", blockNum);
+				return 3;
+			}
+		}
+		return 0;
+	} else {
+		len = strlen(Cmd);
+		if (len > 14) len = 14;
+
+		memcpy(filename, Cmd, len);
+		fnameptr += len;
+
+		sprintf(fnameptr, ".eml"); 
+	
+		// open file
+		f = fopen(filename, "r");
+		if (f == NULL) {
+			PrintAndLog("File not found or locked.");
+			return 1;
+		}
+	
+		blockNum = 0;
+		flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
+		while(!feof(f)){
+			memset(buf, 0, sizeof(buf));
+			fgets(buf, sizeof(buf), f);
+
+			if (strlen(buf) < 32){
+				if(strlen(buf) && feof(f))
+					break;
+				PrintAndLog("File content error. Block data must include 32 HEX symbols");
+				return 2;
+			}
+			for (i = 0; i < 32; i += 2)
+				sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
+
+			if (blockNum == 2) flags = 0;
+			if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
+
+			if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
+				PrintAndLog("Cant set magic card block: %d", blockNum);
+				return 3;
+			}
+			blockNum++;
+		
+			if (blockNum >= 16 * 4) break;  // magic card type - mifare 1K
+		}
+		fclose(f);
+	
+		if (blockNum != 16 * 4 && blockNum != 32 * 4 + 8 * 16){
+			PrintAndLog("File content error. There must be 64 blocks");
+			return 4;
+		}
+		PrintAndLog("Loaded from file: %s", filename);
+		return 0;
+	}
+}
+
 static command_t CommandTable[] =
 {
   {"help",		CmdHelp,				1, "This help"},
@@ -1238,6 +1407,9 @@ static command_t CommandTable[] =
   {"esave",		CmdHF14AMfESave,		0, "Save to file emul dump"},
   {"ecfill",	CmdHF14AMfECFill,		0, "Fill simulator memory with help of keys from simulator"},
   {"ekeyprn",	CmdHF14AMfEKeyPrn,	0, "Print keys from simulator memory"},
+  {"csetuid",	CmdHF14AMfCSetUID,	0, "Set UID for magic Chinese card"},
+  {"csetblk",	CmdHF14AMfCSetBlk,	0, "Write block into magic Chinese card"},
+  {"cload",		CmdHF14AMfCLoad,		0, "Load dump into magic Chinese card"},
   {NULL, NULL, 0, NULL}
 };