BRZ is working with FCH or BMZ8. BMZ8 is faster but the MPHFs for each bucket are larger
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5334c9debc
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11
src/brz.c
11
src/brz.c
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@ -28,7 +28,7 @@ brz_config_data_t *brz_config_new()
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{
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brz_config_data_t *brz = NULL;
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brz = (brz_config_data_t *)malloc(sizeof(brz_config_data_t));
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brz->algo = CMPH_BMZ8;
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brz->algo = CMPH_FCH;
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brz->b = 128;
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brz->hashfuncs[0] = CMPH_HASH_JENKINS;
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brz->hashfuncs[1] = CMPH_HASH_JENKINS;
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@ -108,6 +108,15 @@ void brz_config_set_b(cmph_config_t *mph, cmph_uint8 b)
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brz->b = b;
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}
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void brz_config_set_algo(cmph_config_t *mph, CMPH_ALGO algo)
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{
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if (algo == CMPH_BMZ8 || algo == CMPH_FCH) // supported algorithms
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{
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brz_config_data_t *brz = (brz_config_data_t *)mph->data;
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brz->algo = algo;
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}
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}
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cmph_t *brz_new(cmph_config_t *mph, float c)
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{
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cmph_t *mphf = NULL;
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@ -11,6 +11,7 @@ void brz_config_set_hashfuncs(cmph_config_t *mph, CMPH_HASH *hashfuncs);
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void brz_config_set_tmp_dir(cmph_config_t *mph, cmph_uint8 *tmp_dir);
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void brz_config_set_mphf_fd(cmph_config_t *mph, FILE *mphf_fd);
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void brz_config_set_b(cmph_config_t *mph, cmph_uint8 b);
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void brz_config_set_algo(cmph_config_t *mph, CMPH_ALGO algo);
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void brz_config_set_memory_availability(cmph_config_t *mph, cmph_uint32 memory_availability);
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void brz_config_destroy(cmph_config_t *mph);
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cmph_t *brz_new(cmph_config_t *mph, float c);
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@ -366,6 +366,8 @@ cmph_t *cmph_new(cmph_config_t *mph)
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break;
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case CMPH_BRZ: /* included -- Fabiano */
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DEBUGP("Creating brz hash\n");
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if (c >= 2.0) brz_config_set_algo(mph, CMPH_FCH);
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else brz_config_set_algo(mph, CMPH_BMZ8);
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mphf = brz_new(mph, c);
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break;
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case CMPH_FCH: /* included -- Fabiano */
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