1 /* 2 * Copyright (c) 2009-2012, Salvatore Sanfilippo <antirez at gmail dot com> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are met: 7 * 8 * * Redistributions of source code must retain the above copyright notice, 9 * this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * * Neither the name of Redis nor the names of its contributors may be used 14 * to endorse or promote products derived from this software without 15 * specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 18 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 21 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 25 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 27 * POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30 #ifndef __REDIS_UTIL_H 31 #define __REDIS_UTIL_H 32 33 #include <stdint.h> 34 #include "sds.h" 35 36 /* The maximum number of characters needed to represent a long double 37 * as a string (long double has a huge range). 38 * This should be the size of the buffer given to ld2string */ 39 #define MAX_LONG_DOUBLE_CHARS 5*1024 40 41 int stringmatchlen(const char *p, int plen, const char *s, int slen, int nocase); 42 int stringmatch(const char *p, const char *s, int nocase); 43 int stringmatchlen_fuzz_test(void); 44 long long memtoll(const char *p, int *err); 45 uint32_t digits10(uint64_t v); 46 uint32_t sdigits10(int64_t v); 47 int ll2string(char *s, size_t len, long long value); 48 int string2ll(const char *s, size_t slen, long long *value); 49 int string2l(const char *s, size_t slen, long *value); 50 int string2ld(const char *s, size_t slen, long double *dp); 51 int d2string(char *buf, size_t len, double value); 52 int ld2string(char *buf, size_t len, long double value, int humanfriendly); 53 sds getAbsolutePath(char *filename); 54 unsigned long getTimeZone(void); 55 int pathIsBaseName(char *path); 56 57 #ifdef REDIS_TEST 58 int utilTest(int argc, char **argv); 59 #endif 60 61 #endif 62