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Diffstat (limited to 'src/mesa/shader/hash_table.h')
-rw-r--r-- | src/mesa/shader/hash_table.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/mesa/shader/hash_table.h b/src/mesa/shader/hash_table.h index 881e756f08..0552691464 100644 --- a/src/mesa/shader/hash_table.h +++ b/src/mesa/shader/hash_table.h @@ -118,6 +118,30 @@ extern unsigned hash_table_string_hash(const void *key); */ #define hash_table_string_compare ((hash_compare_func_t) strcmp) + +/** + * Compute hash value of a pointer + * + * \param key Pointer to be used as a hash key + * + * \note + * The memory pointed to by \c key is \b never accessed. The value of \c key + * itself is used as the hash key + * + * \sa hash_table_pointer_compare + */ +unsigned +hash_table_pointer_hash(const void *key); + + +/** + * Compare two pointers used as keys + * + * \sa hash_table_pointer_hash + */ +int +hash_table_pointer_compare(const void *key1, const void *key2); + #ifdef __cplusplus }; #endif |