X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/db25599d7faa310019d325290b9b93a59dd97c1b..b82c2f85e457f361b119d21a31f3263ac3489cc8:/client/cmdhf.c

diff --git a/client/cmdhf.c b/client/cmdhf.c
index 538e973e..a14c2e59 100644
--- a/client/cmdhf.c
+++ b/client/cmdhf.c
@@ -29,11 +29,12 @@
 
 static int CmdHelp(const char *Cmd);
 
-int CmdHFTune(const char *Cmd)
-{
-  UsbCommand c={CMD_MEASURE_ANTENNA_TUNING_HF};
-  SendCommand(&c);
-  return 0;
+int CmdHFTune(const char *Cmd) {
+	PrintAndLog("Measuring HF antenna, press button to exit");
+	UsbCommand c = {CMD_MEASURE_ANTENNA_TUNING_HF};
+	clearCommandBuffer();
+	SendCommand(&c);
+	return 0;
 }
 
 
@@ -46,23 +47,19 @@ void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
 		// 93 20 = Anticollision (usage: 9320 - answer: 4bytes UID+1byte UID-bytes-xor)
 		// 93 70 = Select (usage: 9370+5bytes 9320 answer - answer: 1byte SAK)
 		if(cmd[1] == 0x70)
-		{
-			snprintf(exp,size,"SELECT_UID"); break;
-		}else
-		{
-			snprintf(exp,size,"ANTICOLL"); break;
-		}
+			snprintf(exp,size,"SELECT_UID");
+		else
+			snprintf(exp,size,"ANTICOLL");
+		break;
 	}
 	case ISO14443A_CMD_ANTICOLL_OR_SELECT_2:{
 		//95 20 = Anticollision of cascade level2
 		//95 70 = Select of cascade level2
 		if(cmd[2] == 0x70)
-		{
-			snprintf(exp,size,"SELECT_UID-2"); break;
-		}else
-		{
-			snprintf(exp,size,"ANTICOLL-2"); break;
-		}
+			snprintf(exp,size,"SELECT_UID-2");
+		else
+			snprintf(exp,size,"ANTICOLL-2");
+		break;
 	}
 	case ISO14443A_CMD_REQA:		snprintf(exp,size,"REQA"); break;
 	case ISO14443A_CMD_READBLOCK:	snprintf(exp,size,"READBLOCK(%d)",cmd[1]); break;
@@ -207,29 +204,53 @@ void annotateTopaz(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
 	}
 }
 
+// iso 7816-3 
 void annotateIso7816(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize){
-
-	int pos = (cmd[0] == 2 ||  cmd[0] == 3) ? 2 : 3;
-
-	switch ( cmd[pos] ){
-		case ISO7816_READ_BINARY				:snprintf(exp, size, "READ BIN");break;
-		case ISO7816_WRITE_BINARY				:snprintf(exp, size, "WRITE BIN");break;
-		case ISO7816_UPDATE_BINARY				:snprintf(exp, size, "UPDATE BIN");break;
-		case ISO7816_ERASE_BINARY				:snprintf(exp, size, "ERASE BIN");break;
-		case ISO7816_READ_RECORDS				:snprintf(exp, size, "READ RECORDS");break;
-		case ISO7816_WRITE_RECORDS				:snprintf(exp, size, "WRITE RECORDS");break;
-		case ISO7816_APPEND_RECORD				:snprintf(exp, size, "APPEND RECORD");break;
-		case ISO7816_UPDATE_RECORD				:snprintf(exp, size, "UPDATE RECORD");break;
-		case ISO7816_GET_DATA					:snprintf(exp, size, "GET DATA");break;
-		case ISO7816_PUT_DATA					:snprintf(exp, size, "PUT DATA");break;
-		case ISO7816_SELECT_FILE				:snprintf(exp, size, "SELECT FILE");break;
-		case ISO7816_VERIFY						:snprintf(exp, size, "VERIFY");break;
-		case ISO7816_INTERNAL_AUTHENTICATION 	:snprintf(exp, size, "INTERNAL AUTH");break;
-		case ISO7816_EXTERNAL_AUTHENTICATION 	:snprintf(exp, size, "EXTERNAL AUTH");break;
-		case ISO7816_GET_CHALLENGE				:snprintf(exp, size, "GET CHALLENGE");break;
-		case ISO7816_MANAGE_CHANNEL				:snprintf(exp, size, "MANAGE CHANNEL");break;
-		default									:snprintf(exp,size,"?"); break;
- }
+	// S-block
+	if ( (cmd[0] & 0xC0) && (cmdsize == 3) ) {		
+		switch ( (cmd[0] & 0x3f)  ) {
+			case 0x00 	: snprintf(exp, size, "S-block RESYNCH req"); break;
+			case 0x20 	: snprintf(exp, size, "S-block RESYNCH resp"); break;
+			case 0x01 	: snprintf(exp, size, "S-block IFS req"); break;
+			case 0x21 	: snprintf(exp, size, "S-block IFS resp"); break;
+			case 0x02	: snprintf(exp, size, "S-block ABORT req"); break;
+			case 0x22	: snprintf(exp, size, "S-block ABORT resp"); break;
+			case 0x03	: snprintf(exp, size, "S-block WTX reqt"); break;
+			case 0x23	: snprintf(exp, size, "S-block WTX resp"); break;
+			default		: snprintf(exp, size, "S-block"); break;
+		}		
+	}
+	// R-block (ack)
+	else if ( ((cmd[0] & 0xD0) == 0x80) && ( cmdsize > 2) ) {
+		if ( (cmd[0] & 0x10) == 0 ) 
+			snprintf(exp, size, "R-block ACK");
+		else
+			snprintf(exp, size, "R-block NACK");
+	}
+	// I-block
+	else {
+
+		int pos = (cmd[0] == 2 ||  cmd[0] == 3) ? 2 : 3;
+		switch ( cmd[pos] ){
+			case ISO7816_READ_BINARY				:snprintf(exp, size, "READ BIN");break;
+			case ISO7816_WRITE_BINARY				:snprintf(exp, size, "WRITE BIN");break;
+			case ISO7816_UPDATE_BINARY				:snprintf(exp, size, "UPDATE BIN");break;
+			case ISO7816_ERASE_BINARY				:snprintf(exp, size, "ERASE BIN");break;
+			case ISO7816_READ_RECORDS				:snprintf(exp, size, "READ RECORDS");break;
+			case ISO7816_WRITE_RECORDS				:snprintf(exp, size, "WRITE RECORDS");break;
+			case ISO7816_APPEND_RECORD				:snprintf(exp, size, "APPEND RECORD");break;
+			case ISO7816_UPDATE_RECORD				:snprintf(exp, size, "UPDATE RECORD");break;
+			case ISO7816_GET_DATA					:snprintf(exp, size, "GET DATA");break;
+			case ISO7816_PUT_DATA					:snprintf(exp, size, "PUT DATA");break;
+			case ISO7816_SELECT_FILE				:snprintf(exp, size, "SELECT FILE");break;
+			case ISO7816_VERIFY						:snprintf(exp, size, "VERIFY");break;
+			case ISO7816_INTERNAL_AUTHENTICATION 	:snprintf(exp, size, "INTERNAL AUTH");break;
+			case ISO7816_EXTERNAL_AUTHENTICATION 	:snprintf(exp, size, "EXTERNAL AUTH");break;
+			case ISO7816_GET_CHALLENGE				:snprintf(exp, size, "GET CHALLENGE");break;
+			case ISO7816_MANAGE_CHANNEL				:snprintf(exp, size, "MANAGE CHANNEL");break;
+			default									:snprintf(exp,size,"?"); break;
+		}
+	}
 }
 
 /**
@@ -246,7 +267,21 @@ void annotateIso7816(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize){
 void annotateIso14443b(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
 {
 	switch(cmd[0]){
-		case ISO14443B_REQB   		: snprintf(exp,size,"REQB");break;
+		case ISO14443B_REQB   		: {
+			
+			switch ( cmd[2] & 0x07 ) {
+				case 0: snprintf(exp, size,"1 slot ");break;
+				case 1: snprintf(exp, size,"2 slots ");break; 
+				case 2: snprintf(exp, size,"4 slots ");break;
+				case 3: snprintf(exp, size,"8 slots ");break;
+				default: snprintf(exp, size,"16 slots ");break;
+			}			
+			if ( (cmd[2] & 0x8) )
+				snprintf(exp, size,"WUPB");
+			else
+				snprintf(exp, size,"REQB");
+			break;
+		}
 		case ISO14443B_ATTRIB 		: snprintf(exp,size,"ATTRIB");break;
 		case ISO14443B_HALT   		: snprintf(exp,size,"HALT");break;
 		case ISO14443B_INITIATE     : snprintf(exp,size,"INITIATE");break;
@@ -507,7 +542,7 @@ uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, ui
 			oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01);
 		}
 		uint8_t parityBits = parityBytes[j>>3];
-		if (protocol != ISO_14443B && isResponse && (oddparity != ((parityBits >> (7-(j&0x0007))) & 0x01))) {
+		if (protocol != ISO_14443B && protocol != ISO_7816_4 &&  (isResponse || protocol == ISO_14443A)  && (oddparity != ((parityBits >> (7-(j&0x0007))) & 0x01))) {
 			snprintf(line[j/16]+(( j % 16) * 4),110, "%02x! ", frame[j]);
 
 		} else {
@@ -526,9 +561,10 @@ uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, ui
 		}
 	}
 
-	if(data_len == 0){
+	if(data_len == 0 )
 		sprintf(line[0],"<empty trace - possible error>");
-	}
+
+
 	//--- Draw the CRC column
 	char *crc = (crcStatus == 0 ? "!crc" : (crcStatus == 1 ? " ok " : "    "));
 
@@ -578,73 +614,85 @@ uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, ui
 	return tracepos;
 }
 
+int usage_hf_list(){
+	PrintAndLog("List protocol data in trace buffer.");
+	PrintAndLog("Usage:  hf list <protocol> [f][c]");
+	PrintAndLog("    f      - show frame delay times as well");
+	PrintAndLog("    c      - mark CRC bytes");
+	PrintAndLog("Supported <protocol> values:");
+	PrintAndLog("    raw    - just show raw data without annotations");
+	PrintAndLog("    14a    - interpret data as iso14443a communications");
+	PrintAndLog("    14b    - interpret data as iso14443b communications");
+	PrintAndLog("    iclass - interpret data as iclass communications");
+	PrintAndLog("    topaz  - interpret data as topaz communications");
+	PrintAndLog("    7816   - interpret data as iso7816-4 communications");
+	PrintAndLog("");
+	PrintAndLog("example:	hf list 14a f");
+	PrintAndLog("			hf list iclass");
+	return 0;
+}
+int usage_hf_search(){
+	PrintAndLog("Usage: hf search");
+	PrintAndLog("Will try to find a HF read out of the unknown tag. Stops when found.");
+	PrintAndLog("Options:");
+	PrintAndLog("       h	- This help");
+	PrintAndLog("");
+	return 0;
+}
+int usage_hf_snoop(){
+	PrintAndLog("Usage: hf snoop <skip pairs> <skip triggers>");
+	PrintAndLog("The high frequence snoop will assign all available memory on device for snooped data");
+	PrintAndLog("User the 'data samples' command to download from device,  and 'data plot' to look at it");
+	PrintAndLog("Press button to quit the snooping.");
+	PrintAndLog("Options:");
+	PrintAndLog("       h				- This help");
+	PrintAndLog("       <skip pairs>	- skip sample pairs");
+	PrintAndLog("       <skip triggers>	- skip number of triggers");
+	PrintAndLog("");
+	PrintAndLog("example:   hf snoop");
+	PrintAndLog("           hf snoop 1000 0");
+	return 0;
+}
 
 int CmdHFList(const char *Cmd)
 {
+	clearCommandBuffer();
+		
 	bool showWaitCycles = false;
 	bool markCRCBytes = false;
-	char type[40] = {0};
-	int tlen = param_getstr(Cmd,0,type);
+	char type[10] = {0};
+	//int tlen = param_getstr(Cmd,0,type);
 	char param1 = param_getchar(Cmd, 1);
 	char param2 = param_getchar(Cmd, 2);
 	bool errors = false;
 	uint8_t protocol = 0;
-	//Validate params
-
-	if(tlen == 0) {
-		errors = true;
-	}
-
-	if(param1 == 'h'
-			|| (param1 != 0 && param1 != 'f' && param1 != 'c')
-			|| (param2 != 0 && param2 != 'f' && param2 != 'c')) {
-		errors = true;
-	}
-
-	if(!errors) {
-		if(strcmp(type, "iclass") == 0)	{
-			protocol = ICLASS;
-		} else if(strcmp(type, "14a") == 0) {
-			protocol = ISO_14443A;
-		} else if(strcmp(type, "14b") == 0)	{
-			protocol = ISO_14443B;
-		} else if(strcmp(type,"topaz")== 0) {
-			protocol = TOPAZ;
-		} else if(strcmp(type,"7816")== 0) {
-			protocol = ISO_7816_4;			
-		} else if(strcmp(type,"raw")== 0) {
-			protocol = -1;//No crc, no annotations
-		}else{
-			errors = true;
-		}
-	}
 
-	if (errors) {
-		PrintAndLog("List protocol data in trace buffer.");
-		PrintAndLog("Usage:  hf list <protocol> [f][c]");
-		PrintAndLog("    f      - show frame delay times as well");
-		PrintAndLog("    c      - mark CRC bytes");
-		PrintAndLog("Supported <protocol> values:");
-		PrintAndLog("    raw    - just show raw data without annotations");
-		PrintAndLog("    14a    - interpret data as iso14443a communications");
-		PrintAndLog("    14b    - interpret data as iso14443b communications");
-		PrintAndLog("    iclass - interpret data as iclass communications");
-		PrintAndLog("    topaz  - interpret data as topaz communications");
-		PrintAndLog("    7816   - interpret data as iso7816-4 communications");
-		PrintAndLog("");
-		PrintAndLog("example: hf list 14a f");
-		PrintAndLog("example: hf list iclass");
-		return 0;
+	//Validate params H or empty
+	if (strlen(Cmd) < 1 || param1 == 'h' || param1 == 'H') return usage_hf_list();
+	
+	//Validate params  F,C
+	if(
+		(param1 != 0 && param1 != 'f' && param1 != 'c')	|| 
+		(param2 != 0 && param2 != 'f' && param2 != 'c')
+		) {
+		return usage_hf_list();
 	}
 
+	param_getstr(Cmd,0,type);
+	
+	// validate type of output
+	if(strcmp(type, "iclass") == 0)		protocol = ICLASS;
+	else if(strcmp(type, "14a") == 0)	protocol = ISO_14443A;
+	else if(strcmp(type, "14b") == 0)	protocol = ISO_14443B;
+	else if(strcmp(type, "topaz")== 0)	protocol = TOPAZ;
+	else if(strcmp(type, "7816")== 0)	protocol = ISO_7816_4;			
+	else if(strcmp(type, "raw")== 0) 	protocol = -1;//No crc, no annotations
+	else errors = true;
 
-	if (param1 == 'f' || param2 == 'f') {
-		showWaitCycles = true;
-	}
+	if (errors) return usage_hf_list();
 
-	if (param1 == 'c' || param2 == 'c') {
-		markCRCBytes = true;
-	}
+	if (param1 == 'f' || param2 == 'f') showWaitCycles = true;
+	if (param1 == 'c' || param2 == 'c') markCRCBytes = true;
 
 	uint8_t *trace;
 	uint16_t tracepos = 0;
@@ -686,16 +734,20 @@ int CmdHFList(const char *Cmd)
 }
 
 int CmdHFSearch(const char *Cmd){
-	int ans = 0;
+
+	char cmdp = param_getchar(Cmd, 0);	
+	if (cmdp == 'h' || cmdp == 'H') return usage_hf_search();
+	
 	PrintAndLog("");
-	ans = CmdHF14AReader("s");
+	int ans = CmdHF14AReader("s");
+
 	if (ans > 0) {
-		PrintAndLog("\nValid ISO14443A Tag Found - Quiting Search\n");
+		PrintAndLog("\nValid ISO14443-A Tag Found - Quiting Search\n");
 		return ans;
 	} 
-	ans = HF14BInfo(false);
+	ans = CmdHF14BReader("s");
 	if (ans) {
-		PrintAndLog("\nValid ISO14443B Tag Found - Quiting Search\n");
+		PrintAndLog("\nValid ISO14443-B Tag Found - Quiting Search\n");
 		return ans;
 	}
 	ans = HFiClassReader("", false, false);
@@ -708,37 +760,55 @@ int CmdHFSearch(const char *Cmd){
 		PrintAndLog("\nValid ISO15693 Tag Found - Quiting Search\n");
 		return ans;
 	}
+	ans = CmdHFTopazReader("s");
+	if (ans == 0) {
+		PrintAndLog("\nValid Topaz Tag Found - Quiting Search\n");
+		return 1;
+	}
 	PrintAndLog("\nno known/supported 13.56 MHz tags found\n");
 	return 0;
 }
 
-static command_t CommandTable[] = 
+int CmdHFSnoop(const char *Cmd)
 {
-  {"help",        CmdHelp,          1, "This help"},
-  {"14a",         CmdHF14A,         1, "{ ISO14443A RFIDs... }"},
-  {"14b",         CmdHF14B,         1, "{ ISO14443B RFIDs... }"},
-  {"15",          CmdHF15,          1, "{ ISO15693 RFIDs... }"},
-  {"epa",         CmdHFEPA,         1, "{ German Identification Card... }"},
-  {"legic",       CmdHFLegic,       0, "{ LEGIC RFIDs... }"},
-  {"iclass",      CmdHFiClass,      1, "{ ICLASS RFIDs... }"},
-  {"mf",      		CmdHFMF,		1, "{ MIFARE RFIDs... }"},
-  {"mfu",         CmdHFMFUltra,     1, "{ MIFARE Ultralight RFIDs... }"},
-  {"mfdes",			CmdHFMFDes,		1, "{ MIFARE Desfire RFIDs... }"},
-  {"topaz",			CmdHFTopaz,		1, "{ TOPAZ (NFC Type 1) RFIDs... }"},
-  {"tune",			CmdHFTune,      0, "Continuously measure HF antenna tuning"},
-  {"list",        CmdHFList,        1, "List protocol data in trace buffer"},
-  {"search",      CmdHFSearch,      1, "Search for known HF tags [preliminary]"},
+	char cmdp = param_getchar(Cmd, 0);	
+	if (cmdp == 'h' || cmdp == 'H') return usage_hf_snoop();
+	
+	int skippairs =  param_get32ex(Cmd, 0, 0, 10);
+	int skiptriggers =  param_get32ex(Cmd, 1, 0, 10);
+	
+	UsbCommand c = {CMD_HF_SNIFFER, {skippairs, skiptriggers, 0}};
+	clearCommandBuffer();
+	SendCommand(&c);
+	return 0;
+}
+
+static command_t CommandTable[] = {
+	{"help",        CmdHelp,          1, "This help"},
+	{"14a",         CmdHF14A,         1, "{ ISO14443A RFIDs... }"},
+	{"14b",         CmdHF14B,         1, "{ ISO14443B RFIDs... }"},
+	{"15",          CmdHF15,          1, "{ ISO15693 RFIDs... }"},
+	{"epa",         CmdHFEPA,         1, "{ German Identification Card... }"},
+	{"legic",       CmdHFLegic,       0, "{ LEGIC RFIDs... }"},
+	{"iclass",      CmdHFiClass,      1, "{ ICLASS RFIDs... }"},
+	{"mf",      	CmdHFMF,		  1, "{ MIFARE RFIDs... }"},
+	{"mfu",         CmdHFMFUltra,     1, "{ MIFARE Ultralight RFIDs... }"},
+	{"mfdes",		CmdHFMFDes,		  1, "{ MIFARE Desfire RFIDs... }"},
+	{"topaz",		CmdHFTopaz,		  1, "{ TOPAZ (NFC Type 1) RFIDs... }"},
+	{"tune",		CmdHFTune,	      0, "Continuously measure HF antenna tuning"},
+	{"list",        CmdHFList,        1, "List protocol data in trace buffer"},
+	{"search",      CmdHFSearch,      1, "Search for known HF tags [preliminary]"},
+	{"snoop",       CmdHFSnoop,       0, "<samples to skip (10000)> <triggers to skip (1)> Generic LF/HF Snoop in Testing stage"},
 	{NULL, NULL, 0, NULL}
 };
 
-int CmdHF(const char *Cmd)
-{
-  CmdsParse(CommandTable, Cmd);
-  return 0; 
+int CmdHF(const char *Cmd) {
+	clearCommandBuffer();
+	CmdsParse(CommandTable, Cmd);
+	return 0; 
 }
 
-int CmdHelp(const char *Cmd)
-{
-  CmdsHelp(CommandTable);
-  return 0;
+int CmdHelp(const char *Cmd) {
+	CmdsHelp(CommandTable);
+	return 0;
 }