1/*
2 * Copyright (c) 1999-2001,2005-2007,2010-2012,2014 Apple Inc. All Rights Reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. Please obtain a copy of the License at
10 * http://www.opensource.apple.com/apsl/ and read it before using this
11 * file.
12 *
13 * The Original Code and all software distributed under the License are
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18 * Please see the License for the specific language governing rights and
19 * limitations under the License.
20 *
21 * @APPLE_LICENSE_HEADER_END@
22 */
23
24/*
25 * sslMemory.h - SSLBuffer and Memory allocator declarations
26 */
27
28/* This header should be kernel safe */
29
30#ifndef _SSLMEMORY_H_
31#define _SSLMEMORY_H_ 1
32
33#include "sslTypes.h"
34
35#ifdef __cplusplus
36extern "C" {
37#endif
38
39/*
40 * General purpose allocators
41 */
42void *sslMalloc(size_t length);
43void sslFree(void *p);
44void *sslRealloc(void *oldPtr, size_t oldLen, size_t newLen);
45
46/*
47 * SSLBuffer-oriented allocators
48 */
49int SSLAllocBuffer(SSLBuffer *buf, size_t length);
50int SSLFreeBuffer(SSLBuffer *buf);
51int SSLReallocBuffer(SSLBuffer *buf, size_t newSize);
52
53/*
54 * Convenience routines
55 */
56uint8_t *sslAllocCopy(const uint8_t *src, size_t len);
57int SSLAllocCopyBuffer(
58	const SSLBuffer *src,
59	SSLBuffer **dst);		// buffer itself and data mallocd and returned
60int SSLCopyBufferFromData(
61	const void *src,
62	size_t len,
63	SSLBuffer *dst);		// data mallocd and returned
64int SSLCopyBuffer(
65	const SSLBuffer *src,
66	SSLBuffer *dst);		// data mallocd and returned
67
68#ifdef __cplusplus
69}
70#endif
71
72#define SET_SSL_BUFFER(buf, d, l)   do { (buf).data = (d); (buf).length = (l); } while (0)
73
74#endif
75