1 #pragma once 2 #ifndef IWCONV_H 3 #define IWCONV_H 4 5 /************************************************************************************************** 6 * IOWOW library 7 * 8 * MIT License 9 * 10 * Copyright (c) 2012-2020 Softmotions Ltd <info@softmotions.com> 11 * 12 * Permission is hereby granted, free of charge, to any person obtaining a copy 13 * of this software and associated documentation files (the "Software"), to deal 14 * in the Software without restriction, including without limitation the rights 15 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 16 * copies of the Software, and to permit persons to whom the Software is 17 * furnished to do so, subject to the following conditions: 18 * 19 * The above copyright notice and this permission notice shall be included in all 20 * copies or substantial portions of the Software. 21 * 22 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 23 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 24 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 25 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 26 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 27 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 28 * SOFTWARE. 29 *************************************************************************************************/ 30 31 #include "basedefs.h" 32 #include <stdint.h> 33 #include <stddef.h> 34 #include <stdbool.h> 35 36 IW_EXTERN_C_START 37 38 #define IWFTOA_BUFSIZE 32 39 40 IW_EXPORT int64_t iwatoi(const char *str); 41 42 IW_EXPORT long double iwatof(const char *str); 43 44 IW_EXPORT int iwitoa(int64_t v, char *buf, int max); 45 46 /** 47 * Convert a given floating point number to string. 48 * @note Exponent notation can be used during conversion 49 */ 50 IW_EXPORT char* iwftoa(long double v, char buf[static IWFTOA_BUFSIZE]); 51 52 /** 53 * Compare real(float) numbers encoded as decimal point string value. 54 * @note Exponential notation not supported. 55 */ 56 IW_EXPORT int iwafcmp(const char *aptr, int asiz, const char *bptr, int bsiz); 57 58 IW_EXPORT size_t iwhex2bin(const char *hex, int hexlen, char *out, int max); 59 60 IW_EXTERN_C_END 61 62 #endif 63