X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/952a8bb59b197973e35ae187fc8acd2027ee570d..e74fc2ecbab43a083766502610efb7b36dfac5c4:/client/cmdhf14a.c

diff --git a/client/cmdhf14a.c b/client/cmdhf14a.c
index 53ab240c..d36ebb8b 100644
--- a/client/cmdhf14a.c
+++ b/client/cmdhf14a.c
@@ -112,20 +112,15 @@ const manufactureName manufactureMapping[] = {
 // returns description of the best match	
 char* getTagInfo(uint8_t uid) {
 
-	int i, best = -1;	
+	int i;
 	int len = sizeof(manufactureMapping) / sizeof(manufactureName);
 	
-	for ( i = 0; i < len; ++i ) {
-		if ( uid == manufactureMapping[i].uid) {
-			if (best == -1) { 
-				best = i;
-			} 
-		} 
-	} 
+	for ( i = 0; i < len; ++i ) 
+		if ( uid == manufactureMapping[i].uid) 
+			return manufactureMapping[i].desc;
 
-	if (best>=0) return manufactureMapping[best].desc;
-	
-	return manufactureMapping[i].desc; 
+	//No match, return default
+	return manufactureMapping[len-1].desc; 
 }
 
 int CmdHF14AList(const char *Cmd)
@@ -134,11 +129,6 @@ int CmdHF14AList(const char *Cmd)
 	return 0;
 }
 
-void iso14a_set_timeout(uint32_t timeout) {
-	UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_SET_TIMEOUT, 0, timeout}};
-	SendCommand(&c);
-}
-
 int CmdHF14AReader(const char *Cmd)
 {
 	UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
@@ -351,7 +341,7 @@ int CmdHF14AReader(const char *Cmd)
 	SendCommand(&c);
 	WaitForResponse(CMD_ACK,&resp);
 	uint8_t isOK  = resp.arg[0] & 0xff;
-	PrintAndLog(" Answers to chinese magic backdoor commands: %s", (isOK ? "YES" : "NO") );
+	PrintAndLog("Answers to chinese magic backdoor commands: %s", (isOK ? "YES" : "NO") );
 	
 	// disconnect
 	c.cmd = CMD_READER_ISO_14443a;
@@ -417,9 +407,9 @@ int CmdHF14ASim(const char *Cmd)
 		PrintAndLog("   syntax: hf 14a sim <type> <uid>");
 		PrintAndLog("    types: 1 = MIFARE Classic");
 		PrintAndLog("           2 = MIFARE Ultralight");
-		PrintAndLog("           3 = MIFARE DESFIRE");
+		PrintAndLog("           3 = MIFARE Desfire");
 		PrintAndLog("           4 = ISO/IEC 14443-4");
-		PrintAndLog("           5 = MIFARE TNP3XXX");		
+		PrintAndLog("           5 = MIFARE Tnp3xxx");		
 		PrintAndLog("");
 		return 1;
 	}
@@ -485,7 +475,8 @@ int CmdHF14ASim(const char *Cmd)
 int CmdHF14ASnoop(const char *Cmd) {
 	int param = 0;
 	
-	if (param_getchar(Cmd, 0) == 'h') {
+	uint8_t ctmp = param_getchar(Cmd, 0) ;
+	if (ctmp == 'h' || ctmp == 'H') {
 		PrintAndLog("It get data from the field and saves it into command buffer.");
 		PrintAndLog("Buffer accessible from command hf list 14a.");
 		PrintAndLog("Usage:  hf 14a snoop [c][r]");
@@ -496,7 +487,7 @@ int CmdHF14ASnoop(const char *Cmd) {
 	}	
 	
 	for (int i = 0; i < 2; i++) {
-		char ctmp = param_getchar(Cmd, i);
+		ctmp = param_getchar(Cmd, i);
 		if (ctmp == 'c' || ctmp == 'C') param |= 0x01;
 		if (ctmp == 'r' || ctmp == 'R') param |= 0x02;
 	}
@@ -514,12 +505,13 @@ int CmdHF14ACmdRaw(const char *cmd) {
     uint8_t active=0;
     uint8_t active_select=0;
     uint16_t numbits=0;
-	uint16_t timeout=0;
+	uint32_t timeout=0;
 	uint8_t bTimeout=0;
     char buf[5]="";
     int i=0;
     uint8_t data[USB_CMD_DATA_SIZE];
-    unsigned int datalen=0, temp;
+	uint16_t datalen=0;
+	uint32_t temp;
 
     if (strlen(cmd)<2) {
         PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-f] [-b] [-t] <number of bits> <0A 0B 0C ... hex>");
@@ -529,7 +521,7 @@ int CmdHF14ACmdRaw(const char *cmd) {
         PrintAndLog("       -a    active signal field ON without select");
         PrintAndLog("       -s    active signal field ON with select");
         PrintAndLog("       -b    number of bits to send. Useful for send partial byte");
-		PrintAndLog("       -t    timeout");
+		PrintAndLog("       -t    timeout in ms");
         return 0;
     }
 
@@ -565,10 +557,10 @@ int CmdHF14ACmdRaw(const char *cmd) {
 				case 't':
 					bTimeout=1;
 					sscanf(cmd+i+2,"%d",&temp);
-					timeout = temp & 0xFFFF;
+					timeout = temp;
 					i+=3;
 					while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
-					i+=2;
+					i-=2;
 					break;
                 default:
                     PrintAndLog("Invalid option");
@@ -613,14 +605,15 @@ int CmdHF14ACmdRaw(const char *cmd) {
         if(active)
             c.arg[0] |= ISO14A_NO_SELECT;
     }
+
 	if(bTimeout){
-	    #define MAX_TIMEOUT 624*105 // max timeout is 624 ms
+	    #define MAX_TIMEOUT 40542464 	// (2^32-1) * (8*16) / 13560000Hz * 1000ms/s = 
         c.arg[0] |= ISO14A_SET_TIMEOUT;
-        c.arg[2] = timeout * 105; // each bit is about 9.4 us
-        if(c.arg[2]>MAX_TIMEOUT) {
-            c.arg[2] = MAX_TIMEOUT;
-            PrintAndLog("Set timeout to 624 ms. The max we can wait for response");
+        if(timeout > MAX_TIMEOUT) {
+            timeout = MAX_TIMEOUT;
+            PrintAndLog("Set timeout to 40542 seconds (11.26 hours). The max we can wait for response");
         }
+		c.arg[2] = 13560000 / 1000 / (8*16) * timeout; // timeout in ETUs (time to transfer 1 bit, approx. 9.4 us)
 	}
     if(power)
         c.arg[0] |= ISO14A_NO_DISCONNECT;
@@ -675,7 +668,7 @@ static command_t CommandTable[] =
   {"list",   CmdHF14AList,         0, "[Deprecated] List ISO 14443a history"},
   {"reader", CmdHF14AReader,       0, "Act like an ISO14443 Type A reader"},
   {"cuids",  CmdHF14ACUIDs,        0, "<n> Collect n>0 ISO14443 Type A UIDs in one go"},
-  {"sim",    CmdHF14ASim,          0, "<UID> -- Fake ISO 14443a tag"},
+  {"sim",    CmdHF14ASim,          0, "<UID> -- Simulate ISO 14443a tag"},
   {"snoop",  CmdHF14ASnoop,        0, "Eavesdrop ISO 14443 Type A"},
   {"raw",    CmdHF14ACmdRaw,       0, "Send raw hex data to tag"},
   {NULL, NULL, 0, NULL}