| 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[]; |
| 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 | |
| 56 | #ifdef __GNUC__ |
| 57 | sds sdscatprintf(sds s, const char *fmt, ...) |
| 58 | __attribute__((format(printf, 2, 3))); |
| 59 | #else |
| 60 | sds sdscatprintf(sds s, const char *fmt, ...); |
| 61 | #endif |
| 62 | |
| 63 | sds sdstrim(sds s, const char *cset); |
| 64 | sds sdsrange(sds s, long start, long end); |
| 65 | void sdsupdatelen(sds s); |
| 66 | int sdscmp(sds s1, sds s2); |
| 67 | sds *sdssplitlen(char *s, int len, char *sep, int seplen, int *count); |
| 68 | void sdstolower(sds s); |
| 69 | void sdstoupper(sds s); |
| 70 | |
| 71 | #endif |