VG3_hash_isset()
Check for existence of a key in a hash.SYNTAX
int
VG3_hash_isset(struct vg3_hash *hhash,
const void *key,
size_t keysize)
FUNCTION PARAMETERS
| hhash | Hash |
| key | Key |
| keysize | Size of the key in bytes |
RETURN VALUE
Returns integer:
- 1: Key is found
- 0: Key is not found
DESCRIPTION
Check for existence of a key in a hash.
As VG3_hash_get() can return NULL as value,
it cannot be used to differentiate between a non-existing key
and an entry without value.
SEE ALSO
VG3_hash_new()
VG3_hash_free()
VG3_hash_set()
VG3_hash_del()
VG3_hash_clear()
VG3_hash_get()
VG3_hash_list()