[redis.git] / sds.h

/* SDSLib, A C dynamic strings library
 *
 * Copyright (c) 2006-2009, Salvatore Sanfilippo <antirez at gmail dot com>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *   * Redistributions of source code must retain the above copyright notice,
 *     this list of conditions and the following disclaimer.
 *   * Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *   * Neither the name of Redis nor the names of its contributors may be used
 *     to endorse or promote products derived from this software without
 *     specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef __SDS_H
#define __SDS_H

#include <sys/types.h>

typedef char *sds;

struct sdshdr {
    long len;
    long free;
    char buf[0];
};

sds sdsnewlen(const void *init, size_t initlen);
sds sdsnew(const char *init);
sds sdsempty();
size_t sdslen(const sds s);
sds sdsdup(const sds s);
void sdsfree(sds s);
size_t sdsavail(sds s);
sds sdscatlen(sds s, void *t, size_t len);
sds sdscat(sds s, char *t);
sds sdscpylen(sds s, char *t, size_t len);
sds sdscpy(sds s, char *t);
sds sdscatprintf(sds s, const char *fmt, ...);
sds sdstrim(sds s, const char *cset);
sds sdsrange(sds s, long start, long end);
void sdsupdatelen(sds s);
int sdscmp(sds s1, sds s2);
sds *sdssplitlen(char *s, int len, char *sep, int seplen, int *count);
void sdstolower(sds s);

#endif
Commit	Line	Data
ed9b544e	1	/* SDSLib, A C dynamic strings library
	2	*
	3	* Copyright (c) 2006-2009, Salvatore Sanfilippo <antirez at gmail dot com>
	4	* All rights reserved.
	5	*
	6	* Redistribution and use in source and binary forms, with or without
	7	* modification, are permitted provided that the following conditions are met:
	8	*
	9	* * Redistributions of source code must retain the above copyright notice,
	10	* this list of conditions and the following disclaimer.
	11	* * Redistributions in binary form must reproduce the above copyright
	12	* notice, this list of conditions and the following disclaimer in the
	13	* documentation and/or other materials provided with the distribution.
	14	* * Neither the name of Redis nor the names of its contributors may be used
	15	* to endorse or promote products derived from this software without
	16	* specific prior written permission.
	17	*
	18	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
	19	* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	20	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	21	* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
	22	* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
	23	* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
	24	* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
	25	* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
	26	* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	27	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
	28	* POSSIBILITY OF SUCH DAMAGE.
	29	*/
	30
	31	#ifndef __SDS_H
	32	#define __SDS_H
	33
	34	#include <sys/types.h>
	35
	36	typedef char *sds;
	37
	38	struct sdshdr {
	39	long len;
	40	long free;
	41	char buf[0];
	42	};
	43
	44	sds sdsnewlen(const void *init, size_t initlen);
	45	sds sdsnew(const char *init);
	46	sds sdsempty();
	47	size_t sdslen(const sds s);
	48	sds sdsdup(const sds s);
	49	void sdsfree(sds s);
	50	size_t sdsavail(sds s);
	51	sds sdscatlen(sds s, void *t, size_t len);
	52	sds sdscat(sds s, char *t);
	53	sds sdscpylen(sds s, char *t, size_t len);
	54	sds sdscpy(sds s, char *t);
	55	sds sdscatprintf(sds s, const char *fmt, ...);
	56	sds sdstrim(sds s, const char *cset);
	57	sds sdsrange(sds s, long start, long end);
	58	void sdsupdatelen(sds s);
	59	int sdscmp(sds s1, sds s2);
	60	sds sdssplitlen(char s, int len, char sep, int seplen, int count);
	61	void sdstolower(sds s);
	62
	63	#endif