hf mf nested: use bitwise or instead. (#556)

[proxmark3-svn] / client / cmdhfmfhard.c

diff --git a/client/cmdhfmfhard.c b/client/cmdhfmfhard.c
index 96c3a989f511f4bff60b07012e792099b86ff541..69ad898db4ead30997ce98ede7837db0b886d2cb 100644 (file)
--- a/client/cmdhfmfhard.c
+++ b/client/cmdhfmfhard.c
@@ -150,12 +150,6 @@ static inline void set_bit24(uint32_t *bitarray, uint32_t index)
 }
 
 
-static inline void clear_bit24(uint32_t *bitarray, uint32_t index)
-{
-       bitarray[index>>5] &= ~(0x80000000>>(index&0x0000001f));
-}
-
-
 static inline uint32_t test_bit24(uint32_t *bitarray, uint32_t index)
 {
        return  bitarray[index>>5] & (0x80000000>>(index&0x0000001f));
@@ -196,40 +190,6 @@ static inline uint32_t next_state(uint32_t *bitarray, uint32_t state)
 }
 
 
-static inline uint32_t next_not_state(uint32_t *bitarray, uint32_t state)
-{
-       if (++state == 1<<24) return 1<<24;
-       uint32_t index = state >> 5;
-       uint_fast8_t bit = state & 0x1f;
-       uint32_t line = bitarray[index] << bit;
-       while (bit <= 0x1f) {
-               if ((line & 0x80000000) == 0) return state;
-               state++;
-               bit++;
-               line <<= 1;
-       }
-       index++;
-       while (bitarray[index] == 0xffffffff && state < 1<<24) {
-               index++;
-               state += 0x20;
-       }
-       if (state >= 1<<24) return 1<<24;
-#if defined __GNUC__
-       return state + __builtin_clz(~bitarray[index]);
-#else
-       bit = 0x00;
-       line = bitarray[index];
-       while (bit <= 0x1f) {
-               if ((line & 0x80000000) == 0) return state;
-               state++;
-               bit++;
-               line <<= 1;
-       }
-       return 1<<24;
-#endif
-}
-
-
 
 
 #define BITFLIP_2ND_BYTE                               0x0200