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.Dd March 30, 2012
.Dt CK_HT_ENTRY_KEY_LENGTH 3
.Sh NAME
.Nm ck_ht_entry_key_length
.Nd returns the length of the key specified in the argument
.Sh LIBRARY
Concurrency Kit (libck, \-lck)
.Sh SYNOPSIS
.In ck_ht.h
.Ft uint16_t
.Fn ck_ht_entry_key_length "ck_ht_entry_t *entry"
.Sh DESCRIPTION
The
.Fn ck_ht_entry_key_length
function will return the length of the key associated with the
object pointed to by the
.Fa entry
argument.
.Pp
It is expected that the entry is
associated with a hash table initialized with
.Dv CK_HT_MODE_BYTESTRING
(see
.Xr ck_ht_init 3
for more information).
.Sh RETURN VALUES
.Fn ck_ht_entry_key_length
returns
.Dv 0
if the entry is empty.
.Sh ERRORS
Behavior is undefined if
.Fa entry
has not been initialized.
.Sh SEE ALSO
.Xr ck_ht_stat 3 ,
.Xr ck_ht_init 3 ,
.Xr ck_ht_destroy 3 ,
.Xr ck_ht_hash 3 ,
.Xr ck_ht_hash_direct 3 ,
.Xr ck_ht_set_spmc 3 ,
.Xr ck_ht_put_spmc 3 ,
.Xr ck_ht_gc 3 ,
.Xr ck_ht_get_spmc 3 ,
.Xr ck_ht_grow_spmc 3 ,
.Xr ck_ht_remove_spmc 3 ,
.Xr ck_ht_count 3 ,
.Xr ck_ht_reset_spmc 3 ,
.Xr ck_ht_reset_size_spmc 3 ,
.Xr ck_ht_entry_empty 3 ,
.Xr ck_ht_entry_key_set 3 ,
.Xr ck_ht_entry_key_set_direct 3 ,
.Xr ck_ht_entry_key 3 ,
.Xr ck_ht_entry_value 3 ,
.Xr ck_ht_entry_set 3 ,
.Xr ck_ht_entry_set_direct 3 ,
.Xr ck_ht_entry_key_direct 3 ,
.Xr ck_ht_entry_value_direct 3 ,
.Xr ck_ht_iterator_init 3 ,
.Xr ck_ht_next 3
.Pp
Additional information available at http://concurrencykit.org/
