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28 lines
1 KiB
C
28 lines
1 KiB
C
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//=============================
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//David's hash tables
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//string based.
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#define Hash_BytesForBuckets(b) (sizeof(bucket_t)*b)
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#define STRCMP(s1,s2) (((*s1)!=(*s2)) || strcmp(s1+1,s2+1)) //saves about 2-6 out of 120 - expansion of idea from fastqcc
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typedef struct bucket_s {
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void *data;
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char *keystring;
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struct bucket_s *next;
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} bucket_t;
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typedef struct hashtable_s {
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int numbuckets;
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bucket_t **bucket;
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} hashtable_t;
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void Hash_InitTable(hashtable_t *table, int numbucks, void *mem); //mem must be 0 filled. (memset(mem, 0, size))
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int Hash_Key(char *name, int modulus);
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void *Hash_Get(hashtable_t *table, char *name);
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void *Hash_GetKey(hashtable_t *table, int key);
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void *Hash_GetNext(hashtable_t *table, char *name, void *old);
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void *Hash_Add(hashtable_t *table, char *name, void *data);
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void *Hash_Add2(hashtable_t *table, char *name, void *data, bucket_t *buck);
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void *Hash_AddKey(hashtable_t *table, int key, void *data);
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void Hash_Remove(hashtable_t *table, char *name);
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void Hash_RemoveData(hashtable_t *table, char *name, void *data);
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