util.h

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/*
   Copyright 2020 Raphael Beck
 
   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at
 
       http://www.apache.org/licenses/LICENSE-2.0
 
   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
*/
 
#ifndef L8W8JWT_UTIL_H
#define L8W8JWT_UTIL_H
 
#ifdef __cplusplus
extern "C" {
#endif
 
#include <stdlib.h>
#include <stddef.h>
#include "version.h"
 
L8W8JWT_API int l8w8jwt_hexstr2bin(const char* hexstr, size_t hexstr_length, unsigned char* output, size_t output_size, size_t* output_length);
 
L8W8JWT_API int l8w8jwt_strncmpic(const char* str1, const char* str2, size_t n);
 
L8W8JWT_API int l8w8jwt_memcmp(const void* mem1, const void* mem2, size_t n);
 
#ifndef L8W8JWT_PLATFORM_MALLOC_ALT
#define L8W8JWT_PLATFORM_MALLOC_ALT 0
#endif
 
#ifndef L8W8JWT_PLATFORM_CALLOC_ALT
#define L8W8JWT_PLATFORM_CALLOC_ALT 0
#endif
 
#ifndef L8W8JWT_PLATFORM_REALLOC_ALT
#define L8W8JWT_PLATFORM_REALLOC_ALT 0
#endif
 
#if L8W8JWT_PLATFORM_MALLOC_ALT
extern void *(*l8w8jwt_malloc) (size_t size);
#else
#define l8w8jwt_malloc malloc
#endif
 
#if L8W8JWT_PLATFORM_CALLOC_ALT
extern void *(*l8w8jwt_calloc) (size_t nmemb, size_t size);
#else
#define l8w8jwt_calloc calloc
#endif
 
#if L8W8JWT_PLATFORM_REALLOC_ALT
extern void *(*l8w8jwt_realloc) (void *ptr, size_t size);
#else
#define l8w8jwt_realloc realloc
#endif
 
#ifdef __cplusplus
} // extern "C"
#endif
 
#endif // L8W8JWT_UTIL_H