CHG: syntax sugar, minor spelling mistake

[proxmark3-svn] / client / loclass / ikeys.c

diff --git a/client/loclass/ikeys.c b/client/loclass/ikeys.c
index b276c769c87fbbae6d7912ccef43442d8b83538d..a870f86d83b6f0256454c021d7f634e44e6cb23c 100644 (file)
--- a/client/loclass/ikeys.c
+++ b/client/loclass/ikeys.c
@@ -77,7 +77,7 @@ static int debug_print = 0;
  * @brief The key diversification algorithm uses 6-bit bytes.
  * This implementation uses 64 bit uint to pack seven of them into one
  * variable. When they are there, they are placed as follows:
- * XXXX XXXX N0 .... N7, occupying the lsat 48 bits.
+ * XXXX XXXX N0 .... N7, occupying the last 48 bits.
  *
  * This function picks out one from such a collection
  * @param all
@@ -141,38 +141,28 @@ uint64_t swapZvalues(uint64_t c)
 */
 uint64_t ck(int i, int j, uint64_t z)
 {
-
-       if(i == 1 && j == -1)
-       {
+       if (i == 1 && j == -1) {
                // ck(1, −1, z [0] . . . z [3] ) = z [0] . . . z [3]
                return z;
-
-       }else if( j == -1)
-       {
+       } else if( j == -1) {
                // ck(i, −1, z [0] . . . z [3] ) = ck(i − 1, i − 2, z [0] . . . z [3] )
                return ck(i-1,i-2, z);
        }
 
-       if(getSixBitByte(z,i) == getSixBitByte(z,j))
+       if (getSixBitByte(z,i) == getSixBitByte(z,j))
        {
-
                //ck(i, j − 1, z [0] . . . z [i] ← j . . . z [3] )
                uint64_t newz = 0;
                int c;
-               for(c = 0; c < 4 ;c++)
-               {
+               for(c = 0; c < 4; c++) {
                        uint8_t val = getSixBitByte(z,c);
-                       if(c == i)
-                       {
+                       if (c == i)
                                pushbackSixBitByte(&newz, j, c);
-                       }else
-                       {
+                       else
                                pushbackSixBitByte(&newz, val, c);
-                       }
                }
                return ck(i,j-1,newz);
-       }else
-       {
+       } else {
                return ck(i,j-1,z);
        }
 }
@@ -364,9 +354,9 @@ void hash0(uint64_t c, uint8_t k[8])
                        k[i] |= zTilde_i & 0x7E;
                        k[i] |= (~p_i) & 1;
                }
-               if((k[i]  & 1 )== 0)
+               if ((k[i] & 1 )== 0)
                {
-                       zerocounter ++;
+                       zerocounter++;
                }
        }
 }
@@ -694,10 +684,8 @@ int readKeyFile(uint8_t key[8]) {
        if ( bytes_read == 1)
                retval = 0;     
 
-       if (f) {
+       if (f)
                fclose(f);
-               f = NULL;
-       }
        return retval;
 }