diff options
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/technical/api-hashmap.txt | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/technical/api-hashmap.txt b/Documentation/technical/api-hashmap.txt index b977ae8bbb..37727cd2c0 100644 --- a/Documentation/technical/api-hashmap.txt +++ b/Documentation/technical/api-hashmap.txt @@ -58,6 +58,15 @@ Functions + `strihash` and `memihash` are case insensitive versions. +`unsigned int sha1hash(const unsigned char *sha1)`:: + + Converts a cryptographic hash (e.g. SHA-1) into an int-sized hash code + for use in hash tables. Cryptographic hashes are supposed to have + uniform distribution, so in contrast to `memhash()`, this just copies + the first `sizeof(int)` bytes without shuffling any bits. Note that + the results will be different on big-endian and little-endian + platforms, so they should not be stored or transferred over the net. + `void hashmap_init(struct hashmap *map, hashmap_cmp_fn equals_function, size_t initial_size)`:: Initializes a hashmap structure. |