X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/eb911aa8d6b2ddf5163fc75f06da416eb968bd9f..81b7e89434aad94a3cbddd5742341cd75e48efa5:/client/cmdlfnedap.c

diff --git a/client/cmdlfnedap.c b/client/cmdlfnedap.c
index 1b745a11..ab34d8ff 100644
--- a/client/cmdlfnedap.c
+++ b/client/cmdlfnedap.c
@@ -85,7 +85,7 @@ int GetNedapBits(uint32_t cn, uint8_t *nedapBits) {
 int CmdLFNedapDemod(const char *Cmd) {
 	//raw ask demod no start bit finding just get binary from wave
 	if (!ASKbiphaseDemod("0 64 0 0", FALSE)) {
-		if (g_debugMode) PrintAndLog("Error NEDAP: ASKbiphaseDemod failed");
+		if (g_debugMode) PrintAndLog("DEBUG: Error - Nedap ASKbiphaseDemod failed");
 		return 0;
 	}
 	size_t size = DemodBufferLen;
@@ -99,11 +99,11 @@ int CmdLFNedapDemod(const char *Cmd) {
 			// else if (idx == -2)
 				// PrintAndLog("DEBUG: Error - problem during ASK/Biphase demod");
 			if (idx == -3)
-				PrintAndLog("DEBUG: Error - Size not correct: %d", size);
+				PrintAndLog("DEBUG: Error - Nedap Size not correct: %d", size);
 			else if (idx == -4)
-				PrintAndLog("DEBUG: Error - NEDAP preamble not found");
+				PrintAndLog("DEBUG: Error - Nedap preamble not found");
 			else
-				PrintAndLog("DEBUG: Error - idx: %d",idx);
+				PrintAndLog("DEBUG: Error - Nedap idx: %d",idx);
 		}
 		return 0;
 	}
@@ -139,13 +139,13 @@ int CmdLFNedapDemod(const char *Cmd) {
 
 	uint8_t firstParity = GetParity( DemodBuffer, EVEN, 63);
 	if ( firstParity != DemodBuffer[63]  ) {
-		PrintAndLog("1st 64bit parity check failed:  %d|%d ", DemodBuffer[63], firstParity);
+		PrintAndLog("DEBUG: Error - Nedap 1st 64bit parity check failed:  %d|%d ", DemodBuffer[63], firstParity);
 		return 0;
 	}
 
 	uint8_t secondParity = GetParity( DemodBuffer+64, EVEN, 63);
 	if ( secondParity != DemodBuffer[127]  ) {
-		PrintAndLog("2st 64bit parity check failed:  %d|%d ", DemodBuffer[127], secondParity);
+		PrintAndLog("DEBUG: Error - Nedap 2st 64bit parity check failed:  %d|%d ", DemodBuffer[127], secondParity);
 		return 0;
 	}
 
@@ -226,13 +226,14 @@ int CmdLFNedapClone(const char *Cmd) {
 		return 1;
 	}	
 
-	((ASK/biphase   data rawdemod ab 0 64 1 0
-	//NEDAP - compat mode, ASK/Biphase, data rate 64, 4 data blocks
-	blocks[0] = T55x7_MODULATION_BIPHASE | T55x7_BITRATE_RF_64 | 4<<T55x7_MAXBLOCK_SHIFT;
+	((ASK/DIphase   data rawdemod ab 0 64 1 0
+	//NEDAP - compat mode, ASK/DIphase, data rate 64, 4 data blocks
+	// DI-pahse (CDP) T55x7_MODULATION_DIPHASE
+	blocks[0] = T55x7_MODULATION_DIPHASE | T55x7_BITRATE_RF_64 | 7<<T55x7_MAXBLOCK_SHIFT;
 
 	if (param_getchar(Cmd, 3) == 'Q' || param_getchar(Cmd, 3) == 'q')
 		//t5555 (Q5) BITRATE = (RF-2)/2 (iceman)
-		blocks[0] = T5555_MODULATION_BIPHASE | T5555_INVERT_OUTPUT | 64<<T5555_BITRATE_SHIFT | 4<<T5555_MAXBLOCK_SHIFT;
+		blocks[0] = T5555_MODULATION_BIPHASE | T5555_INVERT_OUTPUT | 64<<T5555_BITRATE_SHIFT | 7<<T5555_MAXBLOCK_SHIFT;
 
 	blocks[1] = bytebits_to_byte(bs,32);
 	blocks[2] = bytebits_to_byte(bs+32,32);
@@ -273,7 +274,7 @@ int CmdLFNedapSim(const char *Cmd) {
 	size_t size = sizeof(bs);
 	memset(bs, 0x00, size);
 	
-	// NEDAP,  Bihase = 2, clock 64, inverted, 
+	// NEDAP,  Biphase = 2, clock 64, inverted,  (DIPhase == inverted BIphase
 	uint8_t encoding = 2, separator = 0, clk=64, invert=1;
 	uint16_t arg1, arg2;
 	arg1 = clk << 8 | encoding;
@@ -297,7 +298,7 @@ int CmdLFNedapSim(const char *Cmd) {
 }
 
 int CmdLFNedapChk(const char *Cmd){
-    
+    //301600714021BE
 	uint8_t data[256] = { 0x30, 0x16, 0x00, 0x71, 0x40, 0x21, 0xBE};
 	int len = 0;
 	param_gethex_ex(Cmd, 0, data, &len);
@@ -312,7 +313,7 @@ int CmdLFNedapChk(const char *Cmd){
     uint8_t cl = 0x1D, ch = 0x1D, carry = 0;
     uint8_t al, bl, temp;
     
-	for (int i = 0; i < len; ++i){
+	for (int i =len; i >= 0; --i){
 		al = data[i];
         for (int j = 8; j > 0; --j) {
 			
@@ -339,7 +340,7 @@ int CmdLFNedapChk(const char *Cmd){
         }
     }
 	
-	PrintAndLog("Nedap checksum: [ 0x21, 0xBE ] %x", ((ch << 8) | cl) );
+	PrintAndLog("Nedap checksum: 0x%X", ((ch << 8) | cl) );
 	return 0;
 }