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106 lines (90 loc) · 3.09 KB
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/* khash_str2str.h -- C-string to C-string hash table.
Copyright (C) 2014,2016 Genome Research Ltd.
Author: Petr Danecek <pd3@sanger.ac.uk>
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
DEALINGS IN THE SOFTWARE. */
#ifndef KHASH_STR2STR_H
#define KHASH_STR2STR_H
#include <htslib/khash.h>
KHASH_MAP_INIT_STR(str2str, const char*)
/*
* Wrappers for khash dictionaries used by mpileup.
*/
static inline void *khash_str2str_init(void)
{
return kh_init(str2str);
}
/*
* Destroy the hash structure, but not the keys
*/
static inline void khash_str2str_destroy(void *_hash)
{
khash_t(str2str) *hash = (khash_t(str2str)*)_hash;
if (hash) kh_destroy(str2str, hash); // Note that strings are not freed.
}
/*
* Destroys both the hash structure and the keys
*/
static inline void khash_str2str_destroy_free(void *_hash)
{
khash_t(str2str) *hash = (khash_t(str2str)*)_hash;
khint_t k;
if (hash == 0) return;
for (k = 0; k < kh_end(hash); ++k)
if (kh_exist(hash, k)) free((char*)kh_key(hash, k));
kh_destroy(str2str, hash);
}
/*
* Destroys the hash structure, the keys and the values
*/
static inline void khash_str2str_destroy_free_all(void *_hash)
{
khash_t(str2str) *hash = (khash_t(str2str)*)_hash;
khint_t k;
if (hash == 0) return;
for (k = 0; k < kh_end(hash); ++k)
if (kh_exist(hash, k))
{
free((char*)kh_key(hash, k));
free((char*)kh_val(hash, k));
}
kh_destroy(str2str, hash);
}
/*
* Returns value if key exists or NULL if not
*/
static inline char *khash_str2str_get(void *_hash, const char *str)
{
khash_t(str2str) *hash = (khash_t(str2str)*)_hash;
khint_t k = kh_get(str2str, hash, str);
if ( k == kh_end(hash) ) return NULL;
return (char*)kh_val(hash, k);
}
/*
* Set a new key,value pair. On success returns the bin index, on
* error -1 is returned.
*/
static inline int khash_str2str_set(void *_hash, const char *str, const char *value)
{
khint_t k;
int ret;
khash_t(str2str) *hash = (khash_t(str2str)*)_hash;
if ( !hash ) return -1;
k = kh_put(str2str, hash, str, &ret);
kh_val(hash,k) = value;
return k;
}
#endif