X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/38d618baa9cb563ff86bda46fcabd992255afadd..2ed09d15e46fbea080336ab95a548a0170f65a66:/client/cmdhficlass.c

diff --git a/client/cmdhficlass.c b/client/cmdhficlass.c
index 134ca21e..05ca39e4 100644
--- a/client/cmdhficlass.c
+++ b/client/cmdhficlass.c
@@ -180,10 +180,10 @@ int CmdHFiClassSim(const char *Cmd) {
 
 int HFiClassReader(const char *Cmd, bool loop, bool verbose) {
 	bool tagFound = false;
-	UsbCommand c = {CMD_READER_ICLASS, {FLAG_ICLASS_READER_CSN|
-					FLAG_ICLASS_READER_CONF|FLAG_ICLASS_READER_AA}};
+	UsbCommand c = {CMD_READER_ICLASS, {FLAG_ICLASS_READER_CSN |
+		    FLAG_ICLASS_READER_CC | FLAG_ICLASS_READER_CONF | FLAG_ICLASS_READER_AA |
+		    FLAG_ICLASS_READER_ONLY_ONCE | FLAG_ICLASS_READER_ONE_TRY } };
 	// loop in client not device - else on windows have a communication error
-	c.arg[0] |= FLAG_ICLASS_READER_ONLY_ONCE | FLAG_ICLASS_READER_ONE_TRY;
 	UsbCommand resp;
 	while(!ukbhit()){
 		SendCommand(&c);
@@ -191,21 +191,30 @@ int HFiClassReader(const char *Cmd, bool loop, bool verbose) {
 			uint8_t readStatus = resp.arg[0] & 0xff;
 			uint8_t *data = resp.d.asBytes;
 
-			if (verbose)
-				PrintAndLog("Readstatus:%02x", readStatus);
-			if( readStatus == 0){
-				//Aborted
-				if (verbose) PrintAndLog("Quitting...");
-				return 0;
-			}
-			if( readStatus & FLAG_ICLASS_READER_CSN){
-				PrintAndLog("CSN: %s",sprint_hex(data,8));
+			// no tag found
+			if( readStatus == 0) continue;
+
+			if( readStatus & FLAG_ICLASS_READER_CSN) {
+				PrintAndLog("   CSN: %s",sprint_hex(data,8));
 				tagFound = true;
 			}
-			if( readStatus & FLAG_ICLASS_READER_CC)  PrintAndLog("CC: %s",sprint_hex(data+16,8));
-			if( readStatus & FLAG_ICLASS_READER_CONF){
+			if( readStatus & FLAG_ICLASS_READER_CC) { 
+				PrintAndLog("    CC: %s",sprint_hex(data+16,8));
+			}
+			if( readStatus & FLAG_ICLASS_READER_CONF) {
 				printIclassDumpInfo(data);
 			}
+			if (readStatus & FLAG_ICLASS_READER_AA) {
+				bool legacy = true;
+				PrintAndLog(" AppIA: %s",sprint_hex(data+8*5,8));
+				for (int i = 0; i<8; i++) {
+					if (data[8*5+i] != 0xFF) {
+						legacy = false;
+					} 
+				}
+				PrintAndLog("      : Possible iClass %s",(legacy) ? "(legacy tag)" : "(NOT legacy tag)");
+			}
+
 			if (tagFound && !loop) return 1;
 		} else {
 			if (verbose) PrintAndLog("Command execute timeout");
@@ -777,10 +786,10 @@ int CmdHFiClassReader_Dump(const char *Cmd) {
 	if (have_debit_key) memcpy(tag_data+(3*8),div_key,8);
 	if (have_credit_key) memcpy(tag_data+(4*8),c_div_key,8);
 	// print the dump
-	printf("CSN   |00| %02X %02X %02X %02X %02X %02X %02X %02X |\n",tag_data[0],tag_data[1],tag_data[2]
-		  ,tag_data[3],tag_data[4],tag_data[5],tag_data[6],tag_data[7]);
-	printIclassDumpContents(tag_data, 1, (gotBytes/8)-1, gotBytes-8);
-
+	printf("------+--+-------------------------+\n");
+	printf("CSN   |00| %s|\n",sprint_hex(tag_data, 8));
+	printIclassDumpContents(tag_data, 1, (gotBytes/8), gotBytes);
+	
 	if (filename[0] == 0){
 		snprintf(filename, FILE_PATH_SIZE,"iclass_tagdump-%02x%02x%02x%02x%02x%02x%02x%02x",
 		    tag_data[0],tag_data[1],tag_data[2],tag_data[3],
@@ -1095,12 +1104,19 @@ int CmdHFiClassCloneTag(const char *Cmd) {
 	return 1;
 }
 
-static int ReadBlock(uint8_t *KEY, uint8_t blockno, uint8_t keyType, bool elite, bool rawkey, bool verbose) {
+static int ReadBlock(uint8_t *KEY, uint8_t blockno, uint8_t keyType, bool elite, bool rawkey, bool verbose, bool auth) {
 	uint8_t MAC[4]={0x00,0x00,0x00,0x00};
 	uint8_t div_key[8]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
 
-	if (!select_and_auth(KEY, MAC, div_key, (keyType==0x18), elite, rawkey, verbose))
-		return 0;
+	if (auth) {
+		if (!select_and_auth(KEY, MAC, div_key, (keyType==0x18), elite, rawkey, verbose))
+			return 0;
+	} else {
+		uint8_t CSN[8]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
+		uint8_t CCNR[12]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
+		if (!select_only(CSN, CCNR, (keyType==0x18), verbose))
+			return 0;
+	}
 
 	UsbCommand resp;
 	UsbCommand w = {CMD_ICLASS_READBLOCK, {blockno}};
@@ -1146,6 +1162,7 @@ int CmdHFiClass_ReadBlock(const char *Cmd) {
 	bool elite = false;
 	bool rawkey = false;
 	bool errors = false;
+	bool auth = false;
 	uint8_t cmdp = 0;
 	while(param_getchar(Cmd, cmdp) != 0x00)
 	{
@@ -1174,6 +1191,7 @@ int CmdHFiClass_ReadBlock(const char *Cmd) {
 			break;
 		case 'k':
 		case 'K':
+			auth = true;
 			dataLen = param_getstr(Cmd, cmdp+1, tempStr);
 			if (dataLen == 16) { 
 				errors = param_gethex(tempStr, 0, KEY, dataLen);
@@ -1204,9 +1222,10 @@ int CmdHFiClass_ReadBlock(const char *Cmd) {
 		if(errors) return usage_hf_iclass_readblock();
 	}
 
-	if (cmdp < 4) return usage_hf_iclass_readblock();
-
-	return ReadBlock(KEY, blockno, keyType, elite, rawkey, true);
+	if (cmdp < 2) return usage_hf_iclass_readblock();
+	if (!auth)
+		PrintAndLog("warning: no authentication used with read, only a few specific blocks can be read accurately without authentication.");
+	return ReadBlock(KEY, blockno, keyType, elite, rawkey, true, auth);
 }
 
 int CmdHFiClass_loclass(const char *Cmd) {
@@ -1220,7 +1239,7 @@ int CmdHFiClass_loclass(const char *Cmd) {
 		PrintAndLog("f <filename>  Bruteforce iclass dumpfile");
 		PrintAndLog("                   An iclass dumpfile is assumed to consist of an arbitrary number of");
 		PrintAndLog("                   malicious CSNs, and their protocol responses");
-		PrintAndLog("                   The the binary format of the file is expected to be as follows: ");
+		PrintAndLog("                   The binary format of the file is expected to be as follows: ");
 		PrintAndLog("                   <8 byte CSN><8 byte CC><4 byte NR><4 byte MAC>");
 		PrintAndLog("                   <8 byte CSN><8 byte CC><4 byte NR><4 byte MAC>");
 		PrintAndLog("                   <8 byte CSN><8 byte CC><4 byte NR><4 byte MAC>");
@@ -1255,7 +1274,6 @@ int CmdHFiClass_loclass(const char *Cmd) {
 }
 
 void printIclassDumpContents(uint8_t *iclass_dump, uint8_t startblock, uint8_t endblock, size_t filesize) {
-	uint8_t blockdata[8];
 	uint8_t mem_config;
 	memcpy(&mem_config, iclass_dump + 13,1);
 	uint8_t maxmemcount;
@@ -1270,18 +1288,19 @@ void printIclassDumpContents(uint8_t *iclass_dump, uint8_t startblock, uint8_t e
 		startblock = 6;
 	if ((endblock > maxmemcount) || (endblock == 0))
 		endblock = maxmemcount;
-	if (endblock > filemaxblock)
+
+	// remember endblock need to relate to zero-index arrays.
+	if (endblock > filemaxblock-1)
 		endblock = filemaxblock;
+	
 	int i = startblock;
-	int j;
-	while (i <= endblock){
-		printf("Block |%02X| ",i);
-		memcpy(blockdata,iclass_dump + (i * 8),8);
-		for (j = 0;j < 8;j++)
-			printf("%02X ",blockdata[j]);
-		printf("|\n");
+	printf("------+--+-------------------------+\n");
+	while (i <= endblock) {
+		uint8_t *blk = iclass_dump + (i * 8);
+		printf("Block |%02X| %s|\n", i, sprint_hex(blk, 8) );	
 		i++;
 	}
+	printf("------+--+-------------------------+\n");
 }
 
 int usage_hf_iclass_readtagfile() {
@@ -1327,7 +1346,8 @@ int CmdHFiClassReadTagFile(const char *Cmd) {
 	size_t bytes_read = fread(dump, 1, fsize, f);
 	fclose(f);
 	uint8_t *csn = dump;
-	printf("CSN   [00] | %02X %02X %02X %02X %02X %02X %02X %02X |\n",csn[0],csn[1],csn[2],csn[3],csn[4],csn[5],csn[6],csn[7]);
+	printf("------+--+-------------------------+\n");
+	printf("CSN   |00| %s|\n", sprint_hex(csn, 8) );
 	//    printIclassDumpInfo(dump);
 	printIclassDumpContents(dump,startblock,endblock,bytes_read);
 	free(dump);
@@ -1348,7 +1368,7 @@ uint64_t hexarray_to_uint64(uint8_t *key) {
 	for (int i = 0;i < 8;i++)
 		sprintf(&temp[(i *2)],"%02X",key[i]);
 	temp[16] = '\0';
-	if (sscanf(temp,"%016"llx,&uint_key) < 1)
+	if (sscanf(temp,"%016" SCNx64,&uint_key) < 1)
 		return 0;
 	return uint_key;
 }