embb_mtapi_alloc.c
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/*
* Copyright (c) 2014-2015, Siemens AG. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdlib.h>
#include <embb/base/c/atomic.h>
#include <embb/base/c/memory_allocation.h>
#include <embb_mtapi_alloc.h>
static embb_atomic_unsigned_int embb_mtapi_alloc_bytes_allocated = { 0 };
void * embb_mtapi_alloc_allocate(unsigned int bytes) {
void * ptr = embb_alloc(bytes);
if (ptr != NULL) {
embb_atomic_fetch_and_add_unsigned_int(
&embb_mtapi_alloc_bytes_allocated, sizeof(unsigned int)+bytes);
}
return ptr;
}
void embb_mtapi_alloc_deallocate(void * ptr) {
if (ptr != NULL) {
embb_free(ptr);
}
}
void embb_mtapi_alloc_reset_bytes_allocated() {
embb_atomic_store_unsigned_int(&embb_mtapi_alloc_bytes_allocated, 0);
}
unsigned int embb_mtapi_alloc_get_bytes_allocated() {
return embb_atomic_load_unsigned_int(&embb_mtapi_alloc_bytes_allocated);
}