FIX: Coverity , Argument can't be negative, CID #121323, ftell(f) can be negative...

[proxmark3-svn] / client / cmdlfhid.c

diff --git a/client/cmdlfhid.c b/client/cmdlfhid.c
index 61084c0b9da5aa4634ec84151e6f8361c4b30604..b9d4b75e9067b78fa4af8f08a5985ac8de6c389a 100644 (file)
--- a/client/cmdlfhid.c
+++ b/client/cmdlfhid.c
@@ -30,7 +30,7 @@ int usage_hid_wiegand(){
        PrintAndLog("       facilitynum - Facility number");
        PrintAndLog("       cardnum             - Card number");
        PrintAndLog("Examples:");
-       PrintAndLog("      lf hid wiegand 26 0 304 2001");
+       PrintAndLog("      lf hid wiegand 26 0 101 2001");
        return 0;
 }
 
@@ -230,8 +230,8 @@ static void calc37H(uint64_t cn, uint32_t *hi, uint32_t *lo){
 }
 static void calc40(uint64_t cn, uint32_t *hi, uint32_t *lo){
        cn = (cn & 0xFFFFFFFFFF);
-       *lo = (uint32_t)((cn & 0xFFFFFFFF) << 1 ); 
-       *hi = (uint32_t) (cn >> 31);  
+       *lo = ((cn & 0xFFFFFFFF) << 1 ); 
+       *hi = (cn >> 31);  
 }
 
 int CmdHIDWiegand(const char *Cmd)
@@ -284,13 +284,12 @@ int CmdHIDWiegand(const char *Cmd)
                }
                case 40 : {
                        calc40(cn, &hi, &lo);
-                       PrintAndLog("%x  %x", hi, lo);
                        break;
                }
                case 44 : { break; }
                case 84 : { break; }
        }
-       PrintAndLog("HID %d bit | FC: %d CN: %d | Wiegand Code: %08X%08X", fmtlen, fc, cn, hi, lo);
+       PrintAndLog("HID %d bit | FC: %d CN: %lld | Wiegand Code: %08X%08X", fmtlen, fc, cn, hi, lo);
        return 0;
 }