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fc_botelho 2008-04-29 14:27:13 +00:00
parent d313bb9e2e
commit 1d8437c29b
2 changed files with 17 additions and 17 deletions
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10
src/brz.c
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@ -741,7 +741,7 @@ void brz_pack(cmph_t *mphf, void *packed_mphf)
ptr += sizeof(data->k);
// packing c
*((cmph_uint32 *)ptr) = (cmph_uint32)data->c;
*((cmph_uint64 *)ptr) = (cmph_uint64)data->c;
ptr += sizeof(data->c);
// packing h1 type
@ -856,8 +856,8 @@ static cmph_uint32 brz_bmz8_search_packed(cmph_uint32 *packed_mphf, const char *
register cmph_uint32 k = *packed_mphf++;
register double c = (double)(*packed_mphf);
packed_mphf++;
register double c = (double)(*((cmph_uint64*)packed_mphf));
packed_mphf += 2;
register CMPH_HASH h1_type = *packed_mphf++;
@ -911,8 +911,8 @@ static cmph_uint32 brz_fch_search_packed(cmph_uint32 *packed_mphf, const char *k
register cmph_uint32 k = *packed_mphf++;
register double c = (double)(*packed_mphf);
packed_mphf++;
register double c = (double)(*((cmph_uint64*)packed_mphf));
packed_mphf += 2;
register CMPH_HASH h1_type = *packed_mphf++;

24
src/fch.c
View File

@ -28,7 +28,7 @@ fch_config_data_t *fch_config_new()
fch->hashfuncs[0] = CMPH_HASH_JENKINS;
fch->hashfuncs[1] = CMPH_HASH_JENKINS;
fch->m = fch->b = 0;
fch->c = fch->p1 = fch->p2 = 0;
fch->c = fch->p1 = fch->p2 = 0.0;
fch->g = NULL;
fch->h1 = NULL;
fch->h2 = NULL;
@ -57,10 +57,11 @@ void fch_config_set_hashfuncs(cmph_config_t *mph, CMPH_HASH *hashfuncs)
cmph_uint32 mixh10h11h12(cmph_uint32 b, double p1, double p2, cmph_uint32 initial_index)
{
if (initial_index < p1) initial_index %= (cmph_uint32)p2; /* h11 o h10 */
register cmph_uint32 int_p2 = (cmph_uint32)p2;
if (initial_index < p1) initial_index %= int_p2; /* h11 o h10 */
else { /* h12 o h10 */
initial_index %= b;
if(initial_index < p2) initial_index += (cmph_uint32)p2;
if(initial_index < p2) initial_index += int_p2;
}
return initial_index;
}
@ -448,11 +449,11 @@ void fch_pack(cmph_t *mphf, void *packed_mphf)
ptr += sizeof(data->b);
// packing p1
*((cmph_uint32 *)ptr) = (cmph_uint32)data->p1;
*((cmph_uint64 *)ptr) = (cmph_uint64)data->p1;
ptr += sizeof(data->p1);
// packing p2
*((cmph_uint32 *)ptr) = (cmph_uint32)data->p2;
*((cmph_uint64 *)ptr) = (cmph_uint64)data->p2;
ptr += sizeof(data->p2);
// packing g
@ -497,18 +498,17 @@ cmph_uint32 fch_search_packed(void *packed_mphf, const char *key, cmph_uint32 ke
register cmph_uint32 m = *g_ptr++;
register cmph_uint32 b = *g_ptr++;
register double p1 = (double)(*g_ptr);
g_ptr++;
register double p2 = (double)(*g_ptr);
g_ptr++;
register double p1 = (double)(*((cmph_uint64 *)g_ptr));
g_ptr += 2;
register double p2 = (double)(*((cmph_uint64 *)g_ptr));
g_ptr += 2;
register cmph_uint32 h1 = hash_packed(h1_ptr, h1_type, key, keylen) % m;
register cmph_uint32 h2 = hash_packed(h2_ptr, h2_type, key, keylen) % m;
h1 = mixh10h11h12 (b, p1, p2, h1);
return (h2 + g_ptr[h1]) % m;
}