Mercurial > malikania
diff extern/jansson/src/memory.c @ 0:8991989c4708
Initial import
author | David Demelier <markand@malikania.fr> |
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date | Tue, 22 Mar 2016 18:26:05 +0100 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/extern/jansson/src/memory.c Tue Mar 22 18:26:05 2016 +0100 @@ -0,0 +1,61 @@ +/* + * Copyright (c) 2009-2014 Petri Lehtinen <petri@digip.org> + * Copyright (c) 2011-2012 Basile Starynkevitch <basile@starynkevitch.net> + * + * Jansson is free software; you can redistribute it and/or modify it + * under the terms of the MIT license. See LICENSE for details. + */ + +#include <stdlib.h> +#include <string.h> + +#include "jansson.h" +#include "jansson_private.h" + +/* C89 allows these to be macros */ +#undef malloc +#undef free + +/* memory function pointers */ +static json_malloc_t do_malloc = malloc; +static json_free_t do_free = free; + +void *jsonp_malloc(size_t size) +{ + if(!size) + return NULL; + + return (*do_malloc)(size); +} + +void jsonp_free(void *ptr) +{ + if(!ptr) + return; + + (*do_free)(ptr); +} + +char *jsonp_strdup(const char *str) +{ + return jsonp_strndup(str, strlen(str)); +} + +char *jsonp_strndup(const char *str, size_t len) +{ + char *new_str; + + new_str = jsonp_malloc(len + 1); + if(!new_str) + return NULL; + + memcpy(new_str, str, len); + new_str[len] = '\0'; + return new_str; +} + +void json_set_alloc_funcs(json_malloc_t malloc_fn, json_free_t free_fn) +{ + do_malloc = malloc_fn; + do_free = free_fn; +}