Samy Al Bahra
12 years ago
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.\"
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.\" Copyright 2012 Samy Al Bahra.
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.\" All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.\"
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.Dd September 17, 2012
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.Dt CK_HT_STAT 3
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.Sh NAME
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.Nm ck_ht_stat
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.Nd get hash table status
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.Sh LIBRARY
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Concurrency Kit (libck, \-lck)
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.Sh SYNOPSIS
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.In ck_ht.h
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.Ft void
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.Fn ck_ht_stat "ck_ht_t *ht" "struct ck_ht_stat *st"
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.Sh DESCRIPTION
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The
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.Fn ck_ht_stat 3
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function will store various hash set statistics in the object
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pointed to by
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.Fa st .
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The ck_ht_stat structure is defined as follows:
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.Bd -literal -offset indent
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struct ck_ht_stat {
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uint64_t probe_maximum; /* Longest read-side probe sequence. */
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uint64_t n_entries; /* Current number of keys in hash set. */
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};
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.Sh RETURN VALUES
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.Fn ck_ht_stat 3
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has no return value.
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.Sh ERRORS
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Behavior is undefined if
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.Fa ht
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has not been initialized.
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.Sh SEE ALSO
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.Xr ck_ht_count 3 ,
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.Xr ck_ht_init 3 ,
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.Xr ck_ht_destroy 3 ,
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.Xr ck_ht_hash 3 ,
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.Xr ck_ht_hash_direct 3 ,
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.Xr ck_ht_set_spmc 3 ,
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.Xr ck_ht_put_spmc 3 ,
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.Xr ck_ht_get_spmc 3 ,
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.Xr ck_ht_grow_spmc 3 ,
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.Xr ck_ht_remove_spmc 3 ,
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.Xr ck_ht_reset 3 ,
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.Xr ck_ht_entry_empty 3 ,
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.Xr ck_ht_entry_key_set 3 ,
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.Xr ck_ht_entry_key_set_direct 3 ,
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.Xr ck_ht_entry_key 3 ,
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.Xr ck_ht_entry_key_length 3 ,
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.Xr ck_ht_entry_value 3 ,
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.Xr ck_ht_entry_set 3 ,
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.Xr ck_ht_entry_set_direct 3 ,
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.Xr ck_ht_entry_key_direct 3 ,
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.Xr ck_ht_entry_value_direct 3 ,
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.Xr ck_ht_iterator_init 3 ,
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.Xr ck_ht_next 3
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.Pp
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Additional information available at http://concurrencykit.org/
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