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/**
* @file
*
* @brief Allocate Space for Array in Memory
* @ingroup libcsupport
*/
/*
* COPYRIGHT (c) 1989-2014.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#if defined(RTEMS_NEWLIB) && !defined(HAVE_CALLOC)
#include <stdlib.h>
#include <errno.h>
#include <string.h>
#include <rtems/score/basedefs.h>
void *calloc(
size_t nelem,
size_t elsize
)
{
void *cptr;
size_t length;
if ( nelem == 0 ) {
return NULL;
}
if ( elsize > SIZE_MAX / nelem ) {
errno = ENOMEM;
return NULL;
}
length = nelem * elsize;
cptr = malloc( length );
RTEMS_OBFUSCATE_VARIABLE( cptr );
if ( RTEMS_PREDICT_FALSE( cptr == NULL ) ) {
return cptr;
}
return memset( cptr, 0, length );
}
#endif
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