mirror of
https://github.com/isc-projects/bind9.git
synced 2026-05-27 20:25:55 -04:00
81 lines
1.6 KiB
C
81 lines
1.6 KiB
C
/*
|
|
* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
|
|
*
|
|
* SPDX-License-Identifier: MPL-2.0
|
|
*
|
|
* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, you can obtain one at https://mozilla.org/MPL/2.0/.
|
|
*
|
|
* See the COPYRIGHT file distributed with this work for additional
|
|
* information regarding copyright ownership.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#if !defined(HAVE_JEMALLOC)
|
|
|
|
#include <stddef.h>
|
|
|
|
#include <isc/util.h>
|
|
|
|
const char *malloc_conf = NULL;
|
|
|
|
/* Without jemalloc, isc_mem_get_align() is equal to isc_mem_get() */
|
|
#define MALLOCX_ALIGN(a) (a & 0) /* Clear the flag */
|
|
#define MALLOCX_ZERO ((int)0x40)
|
|
#define MALLOCX_TCACHE_NONE (0)
|
|
#define MALLOCX_ARENA(a) (0)
|
|
|
|
#include <stdlib.h>
|
|
|
|
typedef union {
|
|
size_t size;
|
|
max_align_t __alignment;
|
|
} size_info;
|
|
|
|
static inline void *
|
|
mallocx(size_t size, int flags) {
|
|
void *ptr = NULL;
|
|
|
|
UNUSED(flags);
|
|
|
|
size_info *si = malloc(size + sizeof(*si));
|
|
INSIST(si != NULL);
|
|
|
|
si->size = size;
|
|
ptr = &si[1];
|
|
|
|
return ptr;
|
|
}
|
|
|
|
static inline void
|
|
sdallocx(void *ptr, size_t size ISC_ATTR_UNUSED, int flags ISC_ATTR_UNUSED) {
|
|
size_info *si = &(((size_info *)ptr)[-1]);
|
|
|
|
free(si);
|
|
}
|
|
|
|
static inline size_t
|
|
sallocx(void *ptr, int flags ISC_ATTR_UNUSED) {
|
|
size_info *si = &(((size_info *)ptr)[-1]);
|
|
|
|
return si[0].size;
|
|
}
|
|
|
|
static inline void *
|
|
rallocx(void *ptr, size_t size, int flags) {
|
|
size_info *si = &(((size_info *)ptr)[-1]);
|
|
|
|
UNUSED(flags);
|
|
|
|
si = realloc(si, size + sizeof(*si));
|
|
INSIST(si != NULL);
|
|
|
|
si->size = size;
|
|
ptr = &si[1];
|
|
|
|
return ptr;
|
|
}
|
|
|
|
#endif /* !defined(HAVE_JEMALLOC) */
|