69 lines
1.3 KiB
C
69 lines
1.3 KiB
C
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#include "cmph_structs.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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mph_t *__mph_new(MPH_ALGO algo, key_source_t *key_source)
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{
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mph_t *mph = (mph_t *)malloc(sizeof(mph_t));
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DEBUGP("Creating mph with algorithm %s\n", mph_names[algo]);
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if (mph == NULL) return NULL;
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mph->algo = algo;
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mph->key_source = key_source;
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mph->verbosity = 0;
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return mph;
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}
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void __mph_destroy(mph_t *mph)
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{
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free(mph);
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}
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void __mphf_dump(mphf_t *mphf, FILE *fd)
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{
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uint32 nsize = htonl(mphf->size);
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fwrite(mph_names[mphf->algo], strlen(mph_names[mphf->algo]) + 1, 1, fd);
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fwrite(&nsize, sizeof(mphf->size), 1, fd);
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}
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mphf_t *__mphf_load(FILE *f)
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{
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mphf_t *mphf = NULL;
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uint32 i;
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char algo_name[BUFSIZ];
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char *ptr = algo_name;
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MPH_ALGO algo = MPH_COUNT;
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DEBUGP("Loading mphf\n");
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while(1)
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{
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uint32 c = fread(ptr, 1, 1, f);
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if (c != 1) return NULL;
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if (*ptr == 0) break;
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++ptr;
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}
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for(i = 0; i < MPH_COUNT; ++i)
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{
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if (strcmp(algo_name, mph_names[i]) == 0)
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{
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algo = i;
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}
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}
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if (algo == MPH_COUNT)
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{
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DEBUGP("Algorithm %s not found\n", algo_name);
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return NULL;
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}
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mphf = (mphf_t *)malloc(sizeof(mphf_t));
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mphf->algo = algo;
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fread(&(mphf->size), sizeof(mphf->size), 1, f);
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mphf->size = ntohl(mphf->size);
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mphf->data = NULL;
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DEBUGP("Algorithm is %s and mphf is sized %u\n", mph_names[algo], mphf->size);
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return mphf;
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}
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