X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/cda2a4c0a5e9b9e2a373aeb822111237ff9ec710..refs/pull/193/head:/client/cmdhflegic.c

diff --git a/client/cmdhflegic.c b/client/cmdhflegic.c
index 8366b09b..4e52c35c 100644
--- a/client/cmdhflegic.c
+++ b/client/cmdhflegic.c
@@ -10,14 +10,13 @@
 
 #include <stdio.h>
 #include <string.h>
-//#include "proxusb.h"
 #include "proxmark3.h"
 #include "data.h"
 #include "ui.h"
 #include "cmdparser.h"
 #include "cmdhflegic.h"
 #include "cmdmain.h"
-
+#include "util.h"
 static int CmdHelp(const char *Cmd);
 
 static command_t CommandTable[] = 
@@ -59,7 +58,7 @@ int CmdLegicDecode(const char *Cmd)
   int crc = 0;
   int wrp = 0;
   int wrc = 0;
-  uint8_t data_buf[1024]; // receiver buffer
+  uint8_t data_buf[1052]; // receiver buffer
   char out_string[3076]; // just use big buffer - bad practice
   char token_type[4];
   
@@ -219,7 +218,24 @@ int CmdLegicRFRead(const char *Cmd)
 
 int CmdLegicLoad(const char *Cmd)
 {
-    FILE *f = fopen(Cmd, "r");
+	char filename[FILE_PATH_SIZE] = {0x00};
+	int len = 0;
+	
+	if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {
+		PrintAndLog("It loads datasamples from the file `filename`");
+		PrintAndLog("Usage:  hf legic load <file name>");
+		PrintAndLog(" sample: hf legic load filename");
+		return 0;
+	}
+
+	len = strlen(Cmd);	
+	if (len > FILE_PATH_SIZE) {
+		PrintAndLog("Filepath too long (was %s bytes), max allowed is %s ", len, FILE_PATH_SIZE);
+		return 0;
+	}
+	memcpy(filename, Cmd, len);
+
+    FILE *f = fopen(filename, "r");
     if(!f) {
         PrintAndLog("couldn't open '%s'", Cmd);
         return -1;
@@ -252,7 +268,7 @@ int CmdLegicSave(const char *Cmd)
   int requested = 1024;
   int offset = 0;
   int delivered = 0;
-  char filename[1024];
+  char filename[FILE_PATH_SIZE];
   uint8_t got[1024];
   
   sscanf(Cmd, " %s %i %i", filename, &requested, &offset);
@@ -266,7 +282,6 @@ int CmdLegicSave(const char *Cmd)
     int remainder = requested % 8;
     requested = requested + 8 - remainder;
   }
-  
   if (offset + requested > sizeof(got)) {
     PrintAndLog("Tried to read past end of buffer, <bytes> + <offset> > 1024");
     return 0;