1/*
2 * Copyright (c) 2006,2011,2014 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#ifndef _SEC_XDR_H
24#define _SEC_XDR_H
25
26#include <rpc/types.h>
27#include <rpc/xdr.h>
28#include <stdint.h>
29
30__BEGIN_DECLS
31
32extern bool_t sec_xdr_bytes(XDR *, uint8_t **, unsigned int *, unsigned int);
33extern bool_t sec_xdr_array(XDR *, uint8_t **, unsigned int *, unsigned int, unsigned int, xdrproc_t);
34extern bool_t sec_xdr_charp(XDR *, char **, u_int);
35extern bool_t sec_xdr_reference(XDR *xdrs, uint8_t **pp, u_int size, xdrproc_t proc);
36extern bool_t sec_xdr_pointer(XDR *xdrs, uint8_t **objpp, u_int obj_size, xdrproc_t xdr_obj);
37
38bool_t sec_mem_alloc(XDR *xdr, u_int bsize, uint8_t **data);
39void sec_mem_free(XDR *xdr, void *ptr, u_int bsize);
40
41void sec_xdrmem_create(XDR *xdrs, char *addr, u_int size, enum xdr_op op);
42
43typedef struct sec_xdr_arena_allocator {
44    uint32_t magic;
45    uint8_t *offset;
46    uint8_t *data;
47    uint8_t *end;
48} sec_xdr_arena_allocator_t;
49
50#define xdr_arena_magic 0xAEA1
51#define xdr_size_magic 0xDEAD
52
53void sec_xdr_arena_init_size_alloc(sec_xdr_arena_allocator_t *arena, XDR *xdr);
54bool_t sec_xdr_arena_init(sec_xdr_arena_allocator_t *arena, XDR *xdr,
55                size_t in_length, uint8_t *in_data);
56void sec_xdr_arena_free(sec_xdr_arena_allocator_t *alloc, void *ptr, size_t bsize);
57void *sec_xdr_arena_data(sec_xdr_arena_allocator_t *alloc);
58sec_xdr_arena_allocator_t *sec_xdr_arena_allocator(XDR *xdr);
59bool_t sec_xdr_arena_size_allocator(XDR *xdr);
60
61bool_t copyin(void * data, xdrproc_t proc, void ** copy, u_int * size);
62bool_t copyout(const void * copy, u_int size, xdrproc_t proc, void ** data, u_int *length);
63bool_t copyout_chunked(const void * copy, u_int size, xdrproc_t proc, void ** data);
64
65u_int sec_xdr_sizeof_in(xdrproc_t func, void * data);
66u_int sec_xdr_sizeof_out(const void * copy, u_int size, xdrproc_t func, void ** data);
67
68__END_DECLS
69
70#endif /* !_SEC_XDR_H */
71