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fc_botelho
2009-04-21 13:01:45 +00:00
parent 985e27a4fa
commit d5fb4476ea
3 changed files with 312 additions and 164 deletions
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13
src/bitbool.h
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@@ -38,11 +38,11 @@ static const cmph_uint8 valuemask[] = { 0xfc, 0xf3, 0xcf, 0x3f};
*
* UNSETBIT(array, i) is a macro that sets 0 to an 1-bit integer stored in an array.
*/
#define UNSETBIT(array, i) (array[i >> 3] &= (~(bitmask[i & 0x00000007])))
#define UNSETBIT(array, i) (array[i >> 3] ^= ((bitmask[i & 0x00000007])))
//#define GETBIT(array, i) (array[(i) / 8] & bitmask[(i) % 8])
//#define SETBIT(array, i) (array[(i) / 8] |= bitmask[(i) % 8])
//#define UNSETBIT(array, i) (array[(i) / 8] &= (~(bitmask[(i) % 8])))
//#define UNSETBIT(array, i) (array[(i) / 8] ^= ((bitmask[(i) % 8])))
/** \def SETVALUE1(array, i, v)
@@ -99,6 +99,15 @@ static const cmph_uint8 valuemask[] = { 0xfc, 0xf3, 0xcf, 0x3f};
*/
#define GETBIT32(array, i) (array[i >> 5] & bitmask32[i & 0x0000001f])
/** \def UNSETBIT32(array, i)
* \brief set 0 to an 1-bit integer stored in an array of 32-bit words.
* \param array to store 1-bit integer values. The entries ar 32-bit words
* \param i is the index in array to set the the bit to 0
*
* UNSETBIT32(array, i) is a macro that sets 0 to an 1-bit integer stored in an array of 32-bit words.
*/
#define UNSETBIT32(array, i) (array[i >> 5] ^= ((bitmask32[i & 0x0000001f])))
#define BITS_TABLE_SIZE(n, bits_length) ((n * bits_length + 31) >> 5)
static inline void set_bits_value(cmph_uint32 * bits_table, cmph_uint32 index, cmph_uint32 bits_string,