854 lines
22 KiB
C
854 lines
22 KiB
C
#include "cmph.h"
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#include "cmph_structs.h"
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#include "chm.h"
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#include "bmz.h"
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#include "bmz8.h"
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#include "brz.h"
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#include "fch.h"
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#include "bdz.h"
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#include "bdz_ph.h"
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#include "chd_ph.h"
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#include "chd.h"
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#include <stdlib.h>
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#include <assert.h>
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#include <string.h>
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// #define DEBUG
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#include "debug.h"
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const char *cmph_names[] = {"bmz", "bmz8", "chm", "brz", "fch", "bdz", "bdz_ph", "chd_ph", "chd", NULL };
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typedef struct
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{
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void *vector;
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cmph_uint32 position; // access position when data is a vector
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} cmph_vector_t;
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/**
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* Support a vector of struct as the source of keys.
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*
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* E.g. The keys could be the fieldB's in a vector of struct rec where
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* struct rec is defined as:
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* struct rec {
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* fieldA;
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* fieldB;
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* fieldC;
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* }
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*/
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typedef struct
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{
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void *vector; /* Pointer to the vector of struct */
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cmph_uint32 position; /* current position */
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cmph_uint32 struct_size; /* The size of the struct */
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cmph_uint32 key_offset; /* The byte offset of the key in the struct */
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cmph_uint32 key_len; /* The length of the key */
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} cmph_struct_vector_t;
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static cmph_io_adapter_t *cmph_io_vector_new(void * vector, cmph_uint32 nkeys);
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static void cmph_io_vector_destroy(cmph_io_adapter_t * key_source);
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static cmph_io_adapter_t *cmph_io_struct_vector_new(void * vector, cmph_uint32 struct_size, cmph_uint32 key_offset, cmph_uint32 key_len, cmph_uint32 nkeys);
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static void cmph_io_struct_vector_destroy(cmph_io_adapter_t * key_source);
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static int key_nlfile_read(void *data, char **key, cmph_uint32 *keylen)
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{
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FILE *fd = (FILE *)data;
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*key = NULL;
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*keylen = 0;
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while(1)
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{
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char buf[BUFSIZ];
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char *c = fgets(buf, BUFSIZ, fd);
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if (c == NULL) return -1;
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if (feof(fd)) return -1;
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*key = (char *)realloc(*key, *keylen + strlen(buf) + 1);
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memcpy(*key + *keylen, buf, strlen(buf));
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*keylen += (cmph_uint32)strlen(buf);
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if (buf[strlen(buf) - 1] != '\n') continue;
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break;
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}
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if ((*keylen) && (*key)[*keylen - 1] == '\n')
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{
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(*key)[(*keylen) - 1] = 0;
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--(*keylen);
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}
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return (int)(*keylen);
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}
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static int key_byte_vector_read(void *data, char **key, cmph_uint32 *keylen)
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{
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cmph_vector_t *cmph_vector = (cmph_vector_t *)data;
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cmph_uint8 **keys_vd = (cmph_uint8 **)cmph_vector->vector;
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size_t size;
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memcpy(keylen, keys_vd[cmph_vector->position], sizeof(*keylen));
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size = *keylen;
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*key = (char *)malloc(size);
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memcpy(*key, keys_vd[cmph_vector->position] + sizeof(*keylen), size);
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cmph_vector->position = cmph_vector->position + 1;
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return (int)(*keylen);
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}
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static int key_struct_vector_read(void *data, char **key, cmph_uint32 *keylen)
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{
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cmph_struct_vector_t *cmph_struct_vector = (cmph_struct_vector_t *)data;
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char *keys_vd = (char *)cmph_struct_vector->vector;
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cmph_uint64 keys_vd_offset;
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size_t size;
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*keylen = cmph_struct_vector->key_len;
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size = *keylen;
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*key = (char *)malloc(size);
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keys_vd_offset = ((cmph_uint64)cmph_struct_vector->position *
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(cmph_uint64)cmph_struct_vector->struct_size) +
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(cmph_uint64)cmph_struct_vector->key_offset;
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memcpy(*key, keys_vd + keys_vd_offset, size);
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cmph_struct_vector->position = cmph_struct_vector->position + 1;
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return (int)(*keylen);
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}
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static int key_vector_read(void *data, char **key, cmph_uint32 *keylen)
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{
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cmph_vector_t *cmph_vector = (cmph_vector_t *)data;
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char **keys_vd = (char **)cmph_vector->vector;
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size_t size;
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*keylen = (cmph_uint32)strlen(keys_vd[cmph_vector->position]);
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size = *keylen;
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*key = (char *)malloc(size + 1);
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strcpy(*key, keys_vd[cmph_vector->position]);
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cmph_vector->position = cmph_vector->position + 1;
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return (int)(*keylen);
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}
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static void key_nlfile_dispose(void *data, char *key, cmph_uint32 keylen)
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{
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free(key);
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}
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static void key_vector_dispose(void *data, char *key, cmph_uint32 keylen)
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{
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free(key);
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}
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static void key_nlfile_rewind(void *data)
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{
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FILE *fd = (FILE *)data;
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rewind(fd);
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}
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static void key_struct_vector_rewind(void *data)
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{
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cmph_struct_vector_t *cmph_struct_vector = (cmph_struct_vector_t *)data;
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cmph_struct_vector->position = 0;
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}
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static void key_vector_rewind(void *data)
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{
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cmph_vector_t *cmph_vector = (cmph_vector_t *)data;
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cmph_vector->position = 0;
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}
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static cmph_uint32 count_nlfile_keys(FILE *fd)
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{
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cmph_uint32 count = 0;
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register char * ptr;
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rewind(fd);
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while(1)
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{
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char buf[BUFSIZ];
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ptr = fgets(buf, BUFSIZ, fd);
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if (feof(fd)) break;
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if (ferror(fd) || ptr == NULL) {
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perror("Error reading input file");
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return 0;
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}
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if (buf[strlen(buf) - 1] != '\n') continue;
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++count;
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}
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rewind(fd);
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return count;
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}
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cmph_io_adapter_t *cmph_io_nlfile_adapter(FILE * keys_fd)
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{
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cmph_io_adapter_t * key_source = (cmph_io_adapter_t *)malloc(sizeof(cmph_io_adapter_t));
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assert(key_source);
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key_source->data = (void *)keys_fd;
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key_source->nkeys = count_nlfile_keys(keys_fd);
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key_source->read = key_nlfile_read;
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key_source->dispose = key_nlfile_dispose;
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key_source->rewind = key_nlfile_rewind;
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return key_source;
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}
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void cmph_io_nlfile_adapter_destroy(cmph_io_adapter_t * key_source)
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{
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free(key_source);
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}
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cmph_io_adapter_t *cmph_io_nlnkfile_adapter(FILE * keys_fd, cmph_uint32 nkeys)
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{
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cmph_io_adapter_t * key_source = (cmph_io_adapter_t *)malloc(sizeof(cmph_io_adapter_t));
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assert(key_source);
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key_source->data = (void *)keys_fd;
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key_source->nkeys = nkeys;
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key_source->read = key_nlfile_read;
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key_source->dispose = key_nlfile_dispose;
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key_source->rewind = key_nlfile_rewind;
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return key_source;
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}
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void cmph_io_nlnkfile_adapter_destroy(cmph_io_adapter_t * key_source)
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{
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free(key_source);
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}
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static cmph_io_adapter_t *cmph_io_struct_vector_new(void * vector, cmph_uint32 struct_size, cmph_uint32 key_offset, cmph_uint32 key_len, cmph_uint32 nkeys)
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{
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cmph_io_adapter_t * key_source = (cmph_io_adapter_t *)malloc(sizeof(cmph_io_adapter_t));
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cmph_struct_vector_t * cmph_struct_vector = (cmph_struct_vector_t *)malloc(sizeof(cmph_struct_vector_t));
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assert(key_source);
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assert(cmph_struct_vector);
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cmph_struct_vector->vector = vector;
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cmph_struct_vector->position = 0;
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cmph_struct_vector->struct_size = struct_size;
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cmph_struct_vector->key_offset = key_offset;
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cmph_struct_vector->key_len = key_len;
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key_source->data = (void *)cmph_struct_vector;
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key_source->nkeys = nkeys;
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return key_source;
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}
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static void cmph_io_struct_vector_destroy(cmph_io_adapter_t * key_source)
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{
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cmph_struct_vector_t *cmph_struct_vector = (cmph_struct_vector_t *)key_source->data;
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cmph_struct_vector->vector = NULL;
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free(cmph_struct_vector);
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free(key_source);
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}
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static cmph_io_adapter_t *cmph_io_vector_new(void * vector, cmph_uint32 nkeys)
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{
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cmph_io_adapter_t * key_source = (cmph_io_adapter_t *)malloc(sizeof(cmph_io_adapter_t));
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cmph_vector_t * cmph_vector = (cmph_vector_t *)malloc(sizeof(cmph_vector_t));
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assert(key_source);
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assert(cmph_vector);
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cmph_vector->vector = vector;
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cmph_vector->position = 0;
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key_source->data = (void *)cmph_vector;
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key_source->nkeys = nkeys;
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return key_source;
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}
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static void cmph_io_vector_destroy(cmph_io_adapter_t * key_source)
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{
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cmph_vector_t *cmph_vector = (cmph_vector_t *)key_source->data;
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cmph_vector->vector = NULL;
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free(cmph_vector);
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free(key_source);
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}
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cmph_io_adapter_t *cmph_io_byte_vector_adapter(cmph_uint8 ** vector, cmph_uint32 nkeys)
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{
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cmph_io_adapter_t * key_source = cmph_io_vector_new(vector, nkeys);
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key_source->read = key_byte_vector_read;
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key_source->dispose = key_vector_dispose;
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key_source->rewind = key_vector_rewind;
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return key_source;
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}
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void cmph_io_byte_vector_adapter_destroy(cmph_io_adapter_t * key_source)
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{
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cmph_io_vector_destroy(key_source);
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}
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cmph_io_adapter_t *cmph_io_struct_vector_adapter(void * vector, cmph_uint32 struct_size, cmph_uint32 key_offset, cmph_uint32 key_len, cmph_uint32 nkeys)
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{
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cmph_io_adapter_t * key_source = cmph_io_struct_vector_new(vector, struct_size, key_offset, key_len, nkeys);
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key_source->read = key_struct_vector_read;
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key_source->dispose = key_vector_dispose;
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key_source->rewind = key_struct_vector_rewind;
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return key_source;
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}
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void cmph_io_struct_vector_adapter_destroy(cmph_io_adapter_t * key_source)
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{
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cmph_io_struct_vector_destroy(key_source);
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}
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cmph_io_adapter_t *cmph_io_vector_adapter(char ** vector, cmph_uint32 nkeys)
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{
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cmph_io_adapter_t * key_source = cmph_io_vector_new(vector, nkeys);
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key_source->read = key_vector_read;
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key_source->dispose = key_vector_dispose;
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key_source->rewind = key_vector_rewind;
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return key_source;
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}
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void cmph_io_vector_adapter_destroy(cmph_io_adapter_t * key_source)
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{
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cmph_io_vector_destroy(key_source);
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}
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cmph_config_t *cmph_config_new(cmph_io_adapter_t *key_source)
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{
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cmph_config_t *mph = NULL;
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mph = __config_new(key_source);
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assert(mph);
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mph->algo = CMPH_CHM; // default value
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mph->data = chm_config_new();
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return mph;
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}
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void cmph_config_set_algo(cmph_config_t *mph, CMPH_ALGO algo)
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{
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if (algo != mph->algo)
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{
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switch (mph->algo)
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{
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case CMPH_CHM:
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chm_config_destroy(mph);
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break;
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case CMPH_BMZ:
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bmz_config_destroy(mph);
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break;
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case CMPH_BMZ8:
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bmz8_config_destroy(mph);
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break;
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case CMPH_BRZ:
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brz_config_destroy(mph);
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break;
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case CMPH_FCH:
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fch_config_destroy(mph);
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break;
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case CMPH_BDZ:
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bdz_config_destroy(mph);
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break;
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case CMPH_BDZ_PH:
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bdz_ph_config_destroy(mph);
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break;
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case CMPH_CHD_PH:
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chd_ph_config_destroy(mph);
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break;
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case CMPH_CHD:
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chd_config_destroy(mph);
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break;
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default:
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assert(0);
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}
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switch(algo)
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{
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case CMPH_CHM:
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mph->data = chm_config_new();
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break;
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case CMPH_BMZ:
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mph->data = bmz_config_new();
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break;
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case CMPH_BMZ8:
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mph->data = bmz8_config_new();
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break;
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case CMPH_BRZ:
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mph->data = brz_config_new();
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break;
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case CMPH_FCH:
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mph->data = fch_config_new();
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break;
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case CMPH_BDZ:
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mph->data = bdz_config_new();
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break;
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case CMPH_BDZ_PH:
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mph->data = bdz_ph_config_new();
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break;
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case CMPH_CHD_PH:
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mph->data = chd_ph_config_new();
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break;
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case CMPH_CHD:
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mph->data = chd_config_new(mph);
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break;
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default:
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assert(0);
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}
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}
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mph->algo = algo;
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}
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void cmph_config_set_tmp_dir(cmph_config_t *mph, cmph_uint8 *tmp_dir)
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{
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if (mph->algo == CMPH_BRZ)
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{
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brz_config_set_tmp_dir(mph, tmp_dir);
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}
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}
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void cmph_config_set_mphf_fd(cmph_config_t *mph, FILE *mphf_fd)
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{
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if (mph->algo == CMPH_BRZ)
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{
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brz_config_set_mphf_fd(mph, mphf_fd);
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}
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}
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void cmph_config_set_b(cmph_config_t *mph, cmph_uint32 b)
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{
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if (mph->algo == CMPH_BRZ)
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{
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brz_config_set_b(mph, b);
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}
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else if (mph->algo == CMPH_BDZ)
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{
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bdz_config_set_b(mph, b);
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}
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else if (mph->algo == CMPH_CHD_PH)
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{
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chd_ph_config_set_b(mph, b);
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}
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else if (mph->algo == CMPH_CHD)
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{
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chd_config_set_b(mph, b);
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}
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}
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void cmph_config_set_keys_per_bin(cmph_config_t *mph, cmph_uint32 keys_per_bin)
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{
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if (mph->algo == CMPH_CHD_PH)
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{
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chd_ph_config_set_keys_per_bin(mph, keys_per_bin);
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}
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else if (mph->algo == CMPH_CHD)
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{
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chd_config_set_keys_per_bin(mph, keys_per_bin);
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}
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}
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void cmph_config_set_memory_availability(cmph_config_t *mph, cmph_uint32 memory_availability)
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{
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if (mph->algo == CMPH_BRZ)
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{
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brz_config_set_memory_availability(mph, memory_availability);
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}
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}
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void cmph_config_destroy(cmph_config_t *mph)
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{
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if(mph)
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{
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DEBUGP("Destroying mph with algo %s\n", cmph_names[mph->algo]);
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switch (mph->algo)
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{
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case CMPH_CHM:
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chm_config_destroy(mph);
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break;
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case CMPH_BMZ: /* included -- Fabiano */
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bmz_config_destroy(mph);
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break;
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case CMPH_BMZ8: /* included -- Fabiano */
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bmz8_config_destroy(mph);
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break;
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case CMPH_BRZ: /* included -- Fabiano */
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brz_config_destroy(mph);
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break;
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case CMPH_FCH: /* included -- Fabiano */
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fch_config_destroy(mph);
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break;
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case CMPH_BDZ: /* included -- Fabiano */
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bdz_config_destroy(mph);
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break;
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case CMPH_BDZ_PH: /* included -- Fabiano */
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bdz_ph_config_destroy(mph);
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break;
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case CMPH_CHD_PH: /* included -- Fabiano */
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chd_ph_config_destroy(mph);
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break;
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case CMPH_CHD: /* included -- Fabiano */
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chd_config_destroy(mph);
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break;
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default:
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assert(0);
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}
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__config_destroy(mph);
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}
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}
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void cmph_config_set_verbosity(cmph_config_t *mph, cmph_uint32 verbosity)
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{
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mph->verbosity = verbosity;
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}
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void cmph_config_set_hashfuncs(cmph_config_t *mph, CMPH_HASH *hashfuncs)
|
|
{
|
|
switch (mph->algo)
|
|
{
|
|
case CMPH_CHM:
|
|
chm_config_set_hashfuncs(mph, hashfuncs);
|
|
break;
|
|
case CMPH_BMZ: /* included -- Fabiano */
|
|
bmz_config_set_hashfuncs(mph, hashfuncs);
|
|
break;
|
|
case CMPH_BMZ8: /* included -- Fabiano */
|
|
bmz8_config_set_hashfuncs(mph, hashfuncs);
|
|
break;
|
|
case CMPH_BRZ: /* included -- Fabiano */
|
|
brz_config_set_hashfuncs(mph, hashfuncs);
|
|
break;
|
|
case CMPH_FCH: /* included -- Fabiano */
|
|
fch_config_set_hashfuncs(mph, hashfuncs);
|
|
break;
|
|
case CMPH_BDZ: /* included -- Fabiano */
|
|
bdz_config_set_hashfuncs(mph, hashfuncs);
|
|
break;
|
|
case CMPH_BDZ_PH: /* included -- Fabiano */
|
|
bdz_ph_config_set_hashfuncs(mph, hashfuncs);
|
|
break;
|
|
case CMPH_CHD_PH: /* included -- Fabiano */
|
|
chd_ph_config_set_hashfuncs(mph, hashfuncs);
|
|
break;
|
|
case CMPH_CHD: /* included -- Fabiano */
|
|
chd_config_set_hashfuncs(mph, hashfuncs);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
return;
|
|
}
|
|
void cmph_config_set_graphsize(cmph_config_t *mph, double c)
|
|
{
|
|
mph->c = c;
|
|
return;
|
|
}
|
|
|
|
cmph_t *cmph_new(cmph_config_t *mph)
|
|
{
|
|
cmph_t *mphf = NULL;
|
|
double c = mph->c;
|
|
|
|
DEBUGP("Creating mph with algorithm %s\n", cmph_names[mph->algo]);
|
|
switch (mph->algo)
|
|
{
|
|
case CMPH_CHM:
|
|
DEBUGP("Creating chm hash\n");
|
|
mphf = chm_new(mph, c);
|
|
break;
|
|
case CMPH_BMZ: /* included -- Fabiano */
|
|
DEBUGP("Creating bmz hash\n");
|
|
mphf = bmz_new(mph, c);
|
|
break;
|
|
case CMPH_BMZ8: /* included -- Fabiano */
|
|
DEBUGP("Creating bmz8 hash\n");
|
|
mphf = bmz8_new(mph, c);
|
|
break;
|
|
case CMPH_BRZ: /* included -- Fabiano */
|
|
DEBUGP("Creating brz hash\n");
|
|
if (c >= 2.0) brz_config_set_algo(mph, CMPH_FCH);
|
|
else brz_config_set_algo(mph, CMPH_BMZ8);
|
|
mphf = brz_new(mph, c);
|
|
break;
|
|
case CMPH_FCH: /* included -- Fabiano */
|
|
DEBUGP("Creating fch hash\n");
|
|
mphf = fch_new(mph, c);
|
|
break;
|
|
case CMPH_BDZ: /* included -- Fabiano */
|
|
DEBUGP("Creating bdz hash\n");
|
|
mphf = bdz_new(mph, c);
|
|
break;
|
|
case CMPH_BDZ_PH: /* included -- Fabiano */
|
|
DEBUGP("Creating bdz_ph hash\n");
|
|
mphf = bdz_ph_new(mph, c);
|
|
break;
|
|
case CMPH_CHD_PH: /* included -- Fabiano */
|
|
DEBUGP("Creating chd_ph hash\n");
|
|
mphf = chd_ph_new(mph, c);
|
|
break;
|
|
case CMPH_CHD: /* included -- Fabiano */
|
|
DEBUGP("Creating chd hash\n");
|
|
mphf = chd_new(mph, c);
|
|
break;
|
|
default:
|
|
assert(0);
|
|
}
|
|
return mphf;
|
|
}
|
|
|
|
int cmph_dump(cmph_t *mphf, FILE *f)
|
|
{
|
|
switch (mphf->algo)
|
|
{
|
|
case CMPH_CHM:
|
|
return chm_dump(mphf, f);
|
|
case CMPH_BMZ: /* included -- Fabiano */
|
|
return bmz_dump(mphf, f);
|
|
case CMPH_BMZ8: /* included -- Fabiano */
|
|
return bmz8_dump(mphf, f);
|
|
case CMPH_BRZ: /* included -- Fabiano */
|
|
return brz_dump(mphf, f);
|
|
case CMPH_FCH: /* included -- Fabiano */
|
|
return fch_dump(mphf, f);
|
|
case CMPH_BDZ: /* included -- Fabiano */
|
|
return bdz_dump(mphf, f);
|
|
case CMPH_BDZ_PH: /* included -- Fabiano */
|
|
return bdz_ph_dump(mphf, f);
|
|
case CMPH_CHD_PH: /* included -- Fabiano */
|
|
return chd_ph_dump(mphf, f);
|
|
case CMPH_CHD: /* included -- Fabiano */
|
|
return chd_dump(mphf, f);
|
|
default:
|
|
assert(0);
|
|
}
|
|
assert(0);
|
|
return 0;
|
|
}
|
|
cmph_t *cmph_load(FILE *f)
|
|
{
|
|
cmph_t *mphf = NULL;
|
|
DEBUGP("Loading mphf generic parts\n");
|
|
mphf = __cmph_load(f);
|
|
if (mphf == NULL) return NULL;
|
|
DEBUGP("Loading mphf algorithm dependent parts\n");
|
|
|
|
switch (mphf->algo)
|
|
{
|
|
case CMPH_CHM:
|
|
chm_load(f, mphf);
|
|
break;
|
|
case CMPH_BMZ: /* included -- Fabiano */
|
|
DEBUGP("Loading bmz algorithm dependent parts\n");
|
|
bmz_load(f, mphf);
|
|
break;
|
|
case CMPH_BMZ8: /* included -- Fabiano */
|
|
DEBUGP("Loading bmz8 algorithm dependent parts\n");
|
|
bmz8_load(f, mphf);
|
|
break;
|
|
case CMPH_BRZ: /* included -- Fabiano */
|
|
DEBUGP("Loading brz algorithm dependent parts\n");
|
|
brz_load(f, mphf);
|
|
break;
|
|
case CMPH_FCH: /* included -- Fabiano */
|
|
DEBUGP("Loading fch algorithm dependent parts\n");
|
|
fch_load(f, mphf);
|
|
break;
|
|
case CMPH_BDZ: /* included -- Fabiano */
|
|
DEBUGP("Loading bdz algorithm dependent parts\n");
|
|
bdz_load(f, mphf);
|
|
break;
|
|
case CMPH_BDZ_PH: /* included -- Fabiano */
|
|
DEBUGP("Loading bdz_ph algorithm dependent parts\n");
|
|
bdz_ph_load(f, mphf);
|
|
break;
|
|
case CMPH_CHD_PH: /* included -- Fabiano */
|
|
DEBUGP("Loading chd_ph algorithm dependent parts\n");
|
|
chd_ph_load(f, mphf);
|
|
break;
|
|
case CMPH_CHD: /* included -- Fabiano */
|
|
DEBUGP("Loading chd algorithm dependent parts\n");
|
|
chd_load(f, mphf);
|
|
break;
|
|
default:
|
|
assert(0);
|
|
}
|
|
DEBUGP("Loaded mphf\n");
|
|
return mphf;
|
|
}
|
|
|
|
|
|
cmph_uint32 cmph_search(cmph_t *mphf, const char *key, cmph_uint32 keylen)
|
|
{
|
|
DEBUGP("mphf algorithm: %u \n", mphf->algo);
|
|
switch(mphf->algo)
|
|
{
|
|
case CMPH_CHM:
|
|
return chm_search(mphf, key, keylen);
|
|
case CMPH_BMZ: /* included -- Fabiano */
|
|
DEBUGP("bmz algorithm search\n");
|
|
return bmz_search(mphf, key, keylen);
|
|
case CMPH_BMZ8: /* included -- Fabiano */
|
|
DEBUGP("bmz8 algorithm search\n");
|
|
return bmz8_search(mphf, key, keylen);
|
|
case CMPH_BRZ: /* included -- Fabiano */
|
|
DEBUGP("brz algorithm search\n");
|
|
return brz_search(mphf, key, keylen);
|
|
case CMPH_FCH: /* included -- Fabiano */
|
|
DEBUGP("fch algorithm search\n");
|
|
return fch_search(mphf, key, keylen);
|
|
case CMPH_BDZ: /* included -- Fabiano */
|
|
DEBUGP("bdz algorithm search\n");
|
|
return bdz_search(mphf, key, keylen);
|
|
case CMPH_BDZ_PH: /* included -- Fabiano */
|
|
DEBUGP("bdz_ph algorithm search\n");
|
|
return bdz_ph_search(mphf, key, keylen);
|
|
case CMPH_CHD_PH: /* included -- Fabiano */
|
|
DEBUGP("chd_ph algorithm search\n");
|
|
return chd_ph_search(mphf, key, keylen);
|
|
case CMPH_CHD: /* included -- Fabiano */
|
|
DEBUGP("chd algorithm search\n");
|
|
return chd_search(mphf, key, keylen);
|
|
default:
|
|
assert(0);
|
|
}
|
|
assert(0);
|
|
return 0;
|
|
}
|
|
|
|
cmph_uint32 cmph_size(cmph_t *mphf)
|
|
{
|
|
return mphf->size;
|
|
}
|
|
|
|
void cmph_destroy(cmph_t *mphf)
|
|
{
|
|
switch(mphf->algo)
|
|
{
|
|
case CMPH_CHM:
|
|
chm_destroy(mphf);
|
|
return;
|
|
case CMPH_BMZ: /* included -- Fabiano */
|
|
bmz_destroy(mphf);
|
|
return;
|
|
case CMPH_BMZ8: /* included -- Fabiano */
|
|
bmz8_destroy(mphf);
|
|
return;
|
|
case CMPH_BRZ: /* included -- Fabiano */
|
|
brz_destroy(mphf);
|
|
return;
|
|
case CMPH_FCH: /* included -- Fabiano */
|
|
fch_destroy(mphf);
|
|
return;
|
|
case CMPH_BDZ: /* included -- Fabiano */
|
|
bdz_destroy(mphf);
|
|
return;
|
|
case CMPH_BDZ_PH: /* included -- Fabiano */
|
|
bdz_ph_destroy(mphf);
|
|
return;
|
|
case CMPH_CHD_PH: /* included -- Fabiano */
|
|
chd_ph_destroy(mphf);
|
|
return;
|
|
case CMPH_CHD: /* included -- Fabiano */
|
|
chd_destroy(mphf);
|
|
return;
|
|
default:
|
|
assert(0);
|
|
}
|
|
assert(0);
|
|
return;
|
|
}
|
|
|
|
|
|
/** \fn void cmph_pack(cmph_t *mphf, void *packed_mphf);
|
|
* \brief Support the ability to pack a perfect hash function into a preallocated contiguous memory space pointed by packed_mphf.
|
|
* \param mphf pointer to the resulting mphf
|
|
* \param packed_mphf pointer to the contiguous memory area used to store the resulting mphf. The size of packed_mphf must be at least cmph_packed_size()
|
|
*/
|
|
void cmph_pack(cmph_t *mphf, void *packed_mphf)
|
|
{
|
|
// packing algorithm type to be used in cmph.c
|
|
cmph_uint32 * ptr = (cmph_uint32 *) packed_mphf;
|
|
*ptr++ = mphf->algo;
|
|
DEBUGP("mphf->algo = %u\n", mphf->algo);
|
|
switch(mphf->algo)
|
|
{
|
|
case CMPH_CHM:
|
|
chm_pack(mphf, ptr);
|
|
break;
|
|
case CMPH_BMZ: /* included -- Fabiano */
|
|
bmz_pack(mphf, ptr);
|
|
break;
|
|
case CMPH_BMZ8: /* included -- Fabiano */
|
|
bmz8_pack(mphf, ptr);
|
|
break;
|
|
case CMPH_BRZ: /* included -- Fabiano */
|
|
brz_pack(mphf, ptr);
|
|
break;
|
|
case CMPH_FCH: /* included -- Fabiano */
|
|
fch_pack(mphf, ptr);
|
|
break;
|
|
case CMPH_BDZ: /* included -- Fabiano */
|
|
bdz_pack(mphf, ptr);
|
|
break;
|
|
case CMPH_BDZ_PH: /* included -- Fabiano */
|
|
bdz_ph_pack(mphf, ptr);
|
|
break;
|
|
case CMPH_CHD_PH: /* included -- Fabiano */
|
|
chd_ph_pack(mphf, ptr);
|
|
break;
|
|
case CMPH_CHD: /* included -- Fabiano */
|
|
chd_pack(mphf, ptr);
|
|
break;
|
|
default:
|
|
assert(0);
|
|
}
|
|
return;
|
|
}
|
|
|
|
/** \fn cmph_uint32 cmph_packed_size(cmph_t *mphf);
|
|
* \brief Return the amount of space needed to pack mphf.
|
|
* \param mphf pointer to a mphf
|
|
* \return the size of the packed function or zero for failures
|
|
*/
|
|
cmph_uint32 cmph_packed_size(cmph_t *mphf)
|
|
{
|
|
switch(mphf->algo)
|
|
{
|
|
case CMPH_CHM:
|
|
return chm_packed_size(mphf);
|
|
case CMPH_BMZ: /* included -- Fabiano */
|
|
return bmz_packed_size(mphf);
|
|
case CMPH_BMZ8: /* included -- Fabiano */
|
|
return bmz8_packed_size(mphf);
|
|
case CMPH_BRZ: /* included -- Fabiano */
|
|
return brz_packed_size(mphf);
|
|
case CMPH_FCH: /* included -- Fabiano */
|
|
return fch_packed_size(mphf);
|
|
case CMPH_BDZ: /* included -- Fabiano */
|
|
return bdz_packed_size(mphf);
|
|
case CMPH_BDZ_PH: /* included -- Fabiano */
|
|
return bdz_ph_packed_size(mphf);
|
|
case CMPH_CHD_PH: /* included -- Fabiano */
|
|
return chd_ph_packed_size(mphf);
|
|
case CMPH_CHD: /* included -- Fabiano */
|
|
return chd_packed_size(mphf);
|
|
default:
|
|
assert(0);
|
|
}
|
|
return 0; // FAILURE
|
|
}
|
|
|
|
/** cmph_uint32 cmph_search(void *packed_mphf, const char *key, cmph_uint32 keylen);
|
|
* \brief Use the packed mphf to do a search.
|
|
* \param packed_mphf pointer to the packed mphf
|
|
* \param key key to be hashed
|
|
* \param keylen key legth in bytes
|
|
* \return The mphf value
|
|
*/
|
|
cmph_uint32 cmph_search_packed(void *packed_mphf, const char *key, cmph_uint32 keylen)
|
|
{
|
|
cmph_uint32 *ptr = (cmph_uint32 *)packed_mphf;
|
|
// fprintf(stderr, "algo:%u\n", *ptr);
|
|
switch(*ptr)
|
|
{
|
|
case CMPH_CHM:
|
|
return chm_search_packed(++ptr, key, keylen);
|
|
case CMPH_BMZ: /* included -- Fabiano */
|
|
return bmz_search_packed(++ptr, key, keylen);
|
|
case CMPH_BMZ8: /* included -- Fabiano */
|
|
return bmz8_search_packed(++ptr, key, keylen);
|
|
case CMPH_BRZ: /* included -- Fabiano */
|
|
return brz_search_packed(++ptr, key, keylen);
|
|
case CMPH_FCH: /* included -- Fabiano */
|
|
return fch_search_packed(++ptr, key, keylen);
|
|
case CMPH_BDZ: /* included -- Fabiano */
|
|
return bdz_search_packed(++ptr, key, keylen);
|
|
case CMPH_BDZ_PH: /* included -- Fabiano */
|
|
return bdz_ph_search_packed(++ptr, key, keylen);
|
|
case CMPH_CHD_PH: /* included -- Fabiano */
|
|
return chd_ph_search_packed(++ptr, key, keylen);
|
|
case CMPH_CHD: /* included -- Fabiano */
|
|
return chd_search_packed(++ptr, key, keylen);
|
|
default:
|
|
assert(0);
|
|
}
|
|
return 0; // FAILURE
|
|
}
|