1/*	$NetBSD: store-int.c,v 1.2 2017/01/28 21:31:49 christos Exp $	*/
2
3/*
4 * Copyright (c) 1997-2008 Kungliga Tekniska H��gskolan
5 * (Royal Institute of Technology, Stockholm, Sweden).
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * 3. Neither the name of the Institute nor the names of its contributors
20 *    may be used to endorse or promote products derived from this software
21 *    without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 */
35
36#include "krb5_locl.h"
37
38KRB5_LIB_FUNCTION krb5_ssize_t KRB5_LIB_CALL
39_krb5_put_int(void *buffer, uint64_t value, size_t size)
40{
41    unsigned char *p = buffer;
42    int i;
43    for (i = size - 1; i >= 0; i--) {
44	p[i] = value & 0xff;
45	value >>= 8;
46    }
47    return size;
48}
49
50KRB5_LIB_FUNCTION krb5_ssize_t KRB5_LIB_CALL
51_krb5_get_int64(void *buffer, uint64_t *value, size_t size)
52{
53    unsigned char *p = buffer;
54    unsigned long v = 0;
55    size_t i;
56    for (i = 0; i < size; i++)
57	v = (v << 8) + p[i];
58    *value = v;
59    return size;
60}
61
62KRB5_LIB_FUNCTION krb5_ssize_t KRB5_LIB_CALL
63_krb5_get_int(void *buffer, unsigned long *value, size_t size)
64{
65    uint64_t v64;
66    krb5_ssize_t bytes = _krb5_get_int64(buffer, &v64, size);
67    *value = v64;
68    return bytes;
69}
70