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Applying Michael Samuel's patch to fix a bug in jenkins_hash. 

This will break compatibility with mphf previously generated.
If someone has functions stored they will need to either change
this function back and keep using the buggy version or regenerate
them.
main
Fabiano C. Botelho 2013-04-16 00:16:49 -07:00
parent f9e5adacbd
commit 9e434d41d0
1 changed files with 5 additions and 5 deletions
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10
src/jenkins_hash.c
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@ -98,7 +98,7 @@ void jenkins_state_destroy(jenkins_state_t *state)
}
static inline void __jenkins_hash_vector(cmph_uint32 seed, const char *k, cmph_uint32 keylen, cmph_uint32 * hashes)
static inline void __jenkins_hash_vector(cmph_uint32 seed, const unsigned char *k, cmph_uint32 keylen, cmph_uint32 * hashes)
{
register cmph_uint32 len, length;
@ -154,7 +154,7 @@ static inline void __jenkins_hash_vector(cmph_uint32 seed, const char *k, cmph_u
cmph_uint32 jenkins_hash(jenkins_state_t *state, const char *k, cmph_uint32 keylen)
{
cmph_uint32 hashes[3];
__jenkins_hash_vector(state->seed, k, keylen, hashes);
__jenkins_hash_vector(state->seed, (const unsigned char*)k, keylen, hashes);
return hashes[2];
/* cmph_uint32 a, b, c;
cmph_uint32 len, length;
@ -215,7 +215,7 @@ cmph_uint32 jenkins_hash(jenkins_state_t *state, const char *k, cmph_uint32 keyl
void jenkins_hash_vector_(jenkins_state_t *state, const char *k, cmph_uint32 keylen, cmph_uint32 * hashes)
{
__jenkins_hash_vector(state->seed, k, keylen, hashes);
__jenkins_hash_vector(state->seed, (const unsigned char*)k, keylen, hashes);
}
void jenkins_state_dump(jenkins_state_t *state, char **buf, cmph_uint32 *buflen)
@ -282,7 +282,7 @@ cmph_uint32 jenkins_state_packed_size(void)
cmph_uint32 jenkins_hash_packed(void *jenkins_packed, const char *k, cmph_uint32 keylen)
{
cmph_uint32 hashes[3];
__jenkins_hash_vector(*((cmph_uint32 *)jenkins_packed), k, keylen, hashes);
__jenkins_hash_vector(*((cmph_uint32 *)jenkins_packed), (const unsigned char*)k, keylen, hashes);
return hashes[2];
}
@ -294,5 +294,5 @@ cmph_uint32 jenkins_hash_packed(void *jenkins_packed, const char *k, cmph_uint32
*/
void jenkins_hash_vector_packed(void *jenkins_packed, const char *k, cmph_uint32 keylen, cmph_uint32 * hashes)
{
__jenkins_hash_vector(*((cmph_uint32 *)jenkins_packed), k, keylen, hashes);
__jenkins_hash_vector(*((cmph_uint32 *)jenkins_packed), (const unsigned char*)k, keylen, hashes);
}