1 /* 2 * Copyright (c) 2003 - 2005 Kungliga Tekniska Högskolan 3 * (Royal Institute of Technology, Stockholm, Sweden). 4 * All rights reserved. 5 * 6 * Portions Copyright (c) 2009 Apple Inc. 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 "der_locl.h" 37 #include "heim_asn1.h" 38 39 RCSID("$Id$"); 40 41 int 42 encode_heim_any(unsigned char *p, size_t len, 43 const heim_any *data, size_t *size) 44 { 45 return der_put_octet_string (p, len, data, size); 46 } 47 48 int 49 decode_heim_any(const unsigned char *p, size_t len, 50 heim_any *data, size_t *size) 51 { 52 size_t len_len, length, l; 53 Der_class thisclass; 54 Der_type thistype; 55 unsigned int thistag; 56 int e; 57 58 memset(data, 0, sizeof(*data)); 59 60 e = der_get_tag (p, len, &thisclass, &thistype, &thistag, &l); 61 if (e) return e; 62 if (l > len) 63 return ASN1_OVERFLOW; 64 e = der_get_length(p + l, len - l, &length, &len_len); 65 if (e) return e; 66 if (length == ASN1_INDEFINITE) { 67 if (len < len_len + l) 68 return ASN1_OVERFLOW; 69 length = len - (len_len + l); 70 } else { 71 if (len < length + len_len + l) 72 return ASN1_OVERFLOW; 73 } 74 75 data->data = malloc(length + len_len + l); 76 if (data->data == NULL) 77 return ENOMEM; 78 data->length = length + len_len + l; 79 memcpy(data->data, p, length + len_len + l); 80 81 if (size) 82 *size = length + len_len + l; 83 84 return 0; 85 } 86 87 void 88 free_heim_any(heim_any *data) 89 { 90 der_free_octet_string(data); 91 } 92 93 size_t 94 length_heim_any(const heim_any *data) 95 { 96 return data->length; 97 } 98 99 int 100 copy_heim_any(const heim_any *from, heim_any *to) 101 { 102 return der_copy_octet_string(from, to); 103 } 104 105 int 106 encode_heim_any_set(unsigned char *p, size_t len, 107 const heim_any_set *data, size_t *size) 108 { 109 return der_put_octet_string (p, len, data, size); 110 } 111 112 int 113 decode_heim_any_set(const unsigned char *p, size_t len, 114 heim_any_set *data, size_t *size) 115 { 116 return der_get_octet_string(p, len, data, size); 117 } 118 119 void 120 free_heim_any_set(heim_any_set *data) 121 { 122 der_free_octet_string(data); 123 } 124 125 size_t 126 length_heim_any_set(const heim_any *data) 127 { 128 return data->length; 129 } 130 131 int 132 copy_heim_any_set(const heim_any_set *from, heim_any_set *to) 133 { 134 return der_copy_octet_string(from, to); 135 } 136 137 int 138 heim_any_cmp(const heim_any_set *p, const heim_any_set *q) 139 { 140 return der_heim_octet_string_cmp(p, q); 141 } 142