1/* $NetBSD: extra.c,v 1.1.1.1 2011/04/13 18:14:40 elric Exp $ */ 2 3/* 4 * Copyright (c) 2003 - 2005 Kungliga Tekniska Högskolan 5 * (Royal Institute of Technology, Stockholm, Sweden). 6 * All rights reserved. 7 * 8 * Portions Copyright (c) 2009 Apple Inc. All rights reserved. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 21 * 3. Neither the name of the Institute nor the names of its contributors 22 * may be used to endorse or promote products derived from this software 23 * without specific prior written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35 * SUCH DAMAGE. 36 */ 37 38#include "der_locl.h" 39#include <krb5/heim_asn1.h> 40 41__RCSID("$NetBSD: extra.c,v 1.1.1.1 2011/04/13 18:14:40 elric Exp $"); 42 43int 44encode_heim_any(unsigned char *p, size_t len, 45 const heim_any *data, size_t *size) 46{ 47 return der_put_octet_string (p, len, data, size); 48} 49 50int 51decode_heim_any(const unsigned char *p, size_t len, 52 heim_any *data, size_t *size) 53{ 54 size_t len_len, length, l; 55 Der_class thisclass; 56 Der_type thistype; 57 unsigned int thistag; 58 int e; 59 60 memset(data, 0, sizeof(*data)); 61 62 e = der_get_tag (p, len, &thisclass, &thistype, &thistag, &l); 63 if (e) return e; 64 if (l > len) 65 return ASN1_OVERFLOW; 66 e = der_get_length(p + l, len - l, &length, &len_len); 67 if (e) return e; 68 if (length == ASN1_INDEFINITE) { 69 if (len < len_len + l) 70 return ASN1_OVERFLOW; 71 length = len - (len_len + l); 72 } else { 73 if (len < length + len_len + l) 74 return ASN1_OVERFLOW; 75 } 76 77 data->data = malloc(length + len_len + l); 78 if (data->data == NULL) 79 return ENOMEM; 80 data->length = length + len_len + l; 81 memcpy(data->data, p, length + len_len + l); 82 83 if (size) 84 *size = length + len_len + l; 85 86 return 0; 87} 88 89void 90free_heim_any(heim_any *data) 91{ 92 der_free_octet_string(data); 93} 94 95size_t 96length_heim_any(const heim_any *data) 97{ 98 return data->length; 99} 100 101int 102copy_heim_any(const heim_any *from, heim_any *to) 103{ 104 return der_copy_octet_string(from, to); 105} 106 107int 108encode_heim_any_set(unsigned char *p, size_t len, 109 const heim_any_set *data, size_t *size) 110{ 111 return der_put_octet_string (p, len, data, size); 112} 113 114int 115decode_heim_any_set(const unsigned char *p, size_t len, 116 heim_any_set *data, size_t *size) 117{ 118 return der_get_octet_string(p, len, data, size); 119} 120 121void 122free_heim_any_set(heim_any_set *data) 123{ 124 der_free_octet_string(data); 125} 126 127size_t 128length_heim_any_set(const heim_any *data) 129{ 130 return data->length; 131} 132 133int 134copy_heim_any_set(const heim_any_set *from, heim_any_set *to) 135{ 136 return der_copy_octet_string(from, to); 137} 138 139int 140heim_any_cmp(const heim_any_set *p, const heim_any_set *q) 141{ 142 return der_heim_octet_string_cmp(p, q); 143} 144