rpmdb/rpmhash.h

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#ifndef H_RPMHASH
#define H_RPMHASH

typedef /*@abstract@*/ struct hashTable_s * hashTable;

#ifdef __cplusplus
extern "C" {
#endif

typedef unsigned int (*hashFunctionType) (const void * string)
        /*@*/;

typedef int (*hashEqualityType) (const void * key1, const void * key2)
        /*@*/;

unsigned int hashFunctionString(const void * string)
        /*@*/;

int hashEqualityString(const void * key1, const void * key2)
        /*@*/;

hashTable htCreate(int numBuckets, int keySize, int freeData,
                hashFunctionType fn, hashEqualityType eq)
        /*@*/; 

/*@null@*/
hashTable htFree( /*@only@*/ hashTable ht)
        /*@modifies ht @*/;

void htAddEntry(hashTable ht, /*@owned@*/ const void * key,
                /*@owned@*/ const void * data)
        /*@modifies ht */;

int htGetEntry(hashTable ht, const void * key,
                /*@null@*/ /*@out@*/ const void *** data,
                /*@null@*/ /*@out@*/ int * dataCount,
                /*@null@*/ /*@out@*/ const void ** tableKey)
        /*@modifies *data, *dataCount, *tableKey @*/;

/*@unused@*/
int htHasEntry(hashTable ht, const void * key)
        /*@*/;

#ifdef __cplusplus
}
#endif

#endif

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