78 lines
1.9 KiB
C
78 lines
1.9 KiB
C
/*
|
|
* Copyright (C) 2019 Harald Welte
|
|
* File : smpp34_heap.c
|
|
* Author: Harald Welte <laforge@gnumonks.org>
|
|
*
|
|
* This file is part of libsmpp34 (c-open-smpp3.4 library).
|
|
*
|
|
* The libsmpp34 library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public License as
|
|
* published by the Free Software Foundation; either version 2.1 of the
|
|
* License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful, but
|
|
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
|
|
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
|
|
* License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public License
|
|
* along with this library; if not, write to the Free Software Foundation,
|
|
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <stdbool.h>
|
|
|
|
#include "smpp34_heap.h"
|
|
|
|
static void *smpp34_libc_malloc(size_t sz)
|
|
{
|
|
return malloc(sz);
|
|
}
|
|
|
|
static void *smpp34_libc_realloc(void *ptr, size_t sz)
|
|
{
|
|
return realloc(ptr, sz);
|
|
}
|
|
|
|
static void smpp34_libc_free(void *ptr)
|
|
{
|
|
return free(ptr);
|
|
}
|
|
|
|
static bool allocator_used = false;
|
|
|
|
static struct smpp34_memory_functions smpp34_allocator = {
|
|
.malloc_fun = smpp34_libc_malloc,
|
|
.realloc_fun = smpp34_libc_realloc,
|
|
.free_fun = smpp34_libc_free,
|
|
};
|
|
|
|
void smpp34_set_memory_functions(const struct smpp34_memory_functions *mf)
|
|
{
|
|
if (allocator_used) {
|
|
fprintf(stderr, "%s must be called before first use of smpp34_malloc\n", __func__);
|
|
return;
|
|
}
|
|
smpp34_allocator = *mf;
|
|
}
|
|
|
|
void *smpp34_malloc(size_t sz)
|
|
{
|
|
allocator_used = true;
|
|
return smpp34_allocator.malloc_fun(sz);
|
|
}
|
|
|
|
void *smpp34_realloc(void *ptr, size_t sz)
|
|
{
|
|
allocator_used = true;
|
|
return smpp34_allocator.realloc_fun(ptr, sz);
|
|
}
|
|
|
|
void smpp34_free(void *ptr)
|
|
{
|
|
smpp34_allocator.free_fun(ptr);
|
|
}
|