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diff --git a/src/lib/libcrypto/asn1/a_object.c b/src/lib/libcrypto/asn1/a_object.c
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1/* crypto/asn1/a_object.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include "cryptlib.h"
61#include <openssl/buffer.h>
62#include <openssl/asn1.h>
63#include <openssl/objects.h>
64
65int i2d_ASN1_OBJECT(ASN1_OBJECT *a, unsigned char **pp)
66 {
67 unsigned char *p;
68
69 if ((a == NULL) || (a->data == NULL)) return(0);
70
71 if (pp == NULL)
72 return(ASN1_object_size(0,a->length,V_ASN1_OBJECT));
73
74 p= *pp;
75 ASN1_put_object(&p,0,a->length,V_ASN1_OBJECT,V_ASN1_UNIVERSAL);
76 memcpy(p,a->data,a->length);
77 p+=a->length;
78
79 *pp=p;
80 return(a->length);
81 }
82
83int a2d_ASN1_OBJECT(unsigned char *out, int olen, const char *buf, int num)
84 {
85 int i,first,len=0,c;
86 char tmp[24];
87 const char *p;
88 unsigned long l;
89
90 if (num == 0)
91 return(0);
92 else if (num == -1)
93 num=strlen(buf);
94
95 p=buf;
96 c= *(p++);
97 num--;
98 if ((c >= '0') && (c <= '2'))
99 {
100 first=(c-'0')*40;
101 }
102 else
103 {
104 ASN1err(ASN1_F_A2D_ASN1_OBJECT,ASN1_R_FIRST_NUM_TOO_LARGE);
105 goto err;
106 }
107
108 if (num <= 0)
109 {
110 ASN1err(ASN1_F_A2D_ASN1_OBJECT,ASN1_R_MISSING_SECOND_NUMBER);
111 goto err;
112 }
113 c= *(p++);
114 num--;
115 for (;;)
116 {
117 if (num <= 0) break;
118 if ((c != '.') && (c != ' '))
119 {
120 ASN1err(ASN1_F_A2D_ASN1_OBJECT,ASN1_R_INVALID_SEPARATOR);
121 goto err;
122 }
123 l=0;
124 for (;;)
125 {
126 if (num <= 0) break;
127 num--;
128 c= *(p++);
129 if ((c == ' ') || (c == '.'))
130 break;
131 if ((c < '0') || (c > '9'))
132 {
133 ASN1err(ASN1_F_A2D_ASN1_OBJECT,ASN1_R_INVALID_DIGIT);
134 goto err;
135 }
136 l=l*10L+(long)(c-'0');
137 }
138 if (len == 0)
139 {
140 if ((first < 2) && (l >= 40))
141 {
142 ASN1err(ASN1_F_A2D_ASN1_OBJECT,ASN1_R_SECOND_NUMBER_TOO_LARGE);
143 goto err;
144 }
145 l+=(long)first;
146 }
147 i=0;
148 for (;;)
149 {
150 tmp[i++]=(unsigned char)l&0x7f;
151 l>>=7L;
152 if (l == 0L) break;
153 }
154 if (out != NULL)
155 {
156 if (len+i > olen)
157 {
158 ASN1err(ASN1_F_A2D_ASN1_OBJECT,ASN1_R_BUFFER_TOO_SMALL);
159 goto err;
160 }
161 while (--i > 0)
162 out[len++]=tmp[i]|0x80;
163 out[len++]=tmp[0];
164 }
165 else
166 len+=i;
167 }
168 return(len);
169err:
170 return(0);
171 }
172
173int i2t_ASN1_OBJECT(char *buf, int buf_len, ASN1_OBJECT *a)
174{
175 return OBJ_obj2txt(buf, buf_len, a, 0);
176}
177
178int i2a_ASN1_OBJECT(BIO *bp, ASN1_OBJECT *a)
179 {
180 char buf[80];
181 int i;
182
183 if ((a == NULL) || (a->data == NULL))
184 return(BIO_write(bp,"NULL",4));
185 i=i2t_ASN1_OBJECT(buf,80,a);
186 if (i > 80) i=80;
187 BIO_write(bp,buf,i);
188 return(i);
189 }
190
191ASN1_OBJECT *d2i_ASN1_OBJECT(ASN1_OBJECT **a, unsigned char **pp,
192 long length)
193 {
194 ASN1_OBJECT *ret=NULL;
195 unsigned char *p;
196 long len;
197 int tag,xclass;
198 int inf,i;
199
200 /* only the ASN1_OBJECTs from the 'table' will have values
201 * for ->sn or ->ln */
202 if ((a == NULL) || ((*a) == NULL) ||
203 !((*a)->flags & ASN1_OBJECT_FLAG_DYNAMIC))
204 {
205 if ((ret=ASN1_OBJECT_new()) == NULL) return(NULL);
206 }
207 else ret=(*a);
208
209 p= *pp;
210
211 inf=ASN1_get_object(&p,&len,&tag,&xclass,length);
212 if (inf & 0x80)
213 {
214 i=ASN1_R_BAD_OBJECT_HEADER;
215 goto err;
216 }
217
218 if (tag != V_ASN1_OBJECT)
219 {
220 i=ASN1_R_EXPECTING_AN_OBJECT;
221 goto err;
222 }
223 if ((ret->data == NULL) || (ret->length < len))
224 {
225 if (ret->data != NULL) Free(ret->data);
226 ret->data=(unsigned char *)Malloc(len ? (int)len : 1);
227 ret->flags|=ASN1_OBJECT_FLAG_DYNAMIC_DATA;
228 if (ret->data == NULL)
229 { i=ERR_R_MALLOC_FAILURE; goto err; }
230 }
231 memcpy(ret->data,p,(int)len);
232 ret->length=(int)len;
233 ret->sn=NULL;
234 ret->ln=NULL;
235 /* ret->flags=ASN1_OBJECT_FLAG_DYNAMIC; we know it is dynamic */
236 p+=len;
237
238 if (a != NULL) (*a)=ret;
239 *pp=p;
240 return(ret);
241err:
242 ASN1err(ASN1_F_D2I_ASN1_OBJECT,i);
243 if ((ret != NULL) && ((a == NULL) || (*a != ret)))
244 ASN1_OBJECT_free(ret);
245 return(NULL);
246 }
247
248ASN1_OBJECT *ASN1_OBJECT_new(void)
249 {
250 ASN1_OBJECT *ret;
251
252 ret=(ASN1_OBJECT *)Malloc(sizeof(ASN1_OBJECT));
253 if (ret == NULL)
254 {
255 ASN1err(ASN1_F_ASN1_OBJECT_NEW,ERR_R_MALLOC_FAILURE);
256 return(NULL);
257 }
258 ret->length=0;
259 ret->data=NULL;
260 ret->nid=0;
261 ret->sn=NULL;
262 ret->ln=NULL;
263 ret->flags=ASN1_OBJECT_FLAG_DYNAMIC;
264 return(ret);
265 }
266
267void ASN1_OBJECT_free(ASN1_OBJECT *a)
268 {
269 if (a == NULL) return;
270 if (a->flags & ASN1_OBJECT_FLAG_DYNAMIC_STRINGS)
271 {
272#ifndef CONST_STRICT /* disable purely for compile-time strict const checking. Doing this on a "real" compile will cause memory leaks */
273 if (a->sn != NULL) Free((void *)a->sn);
274 if (a->ln != NULL) Free((void *)a->ln);
275#endif
276 a->sn=a->ln=NULL;
277 }
278 if (a->flags & ASN1_OBJECT_FLAG_DYNAMIC_DATA)
279 {
280 if (a->data != NULL) Free(a->data);
281 a->data=NULL;
282 a->length=0;
283 }
284 if (a->flags & ASN1_OBJECT_FLAG_DYNAMIC)
285 Free(a);
286 }
287
288ASN1_OBJECT *ASN1_OBJECT_create(int nid, unsigned char *data, int len,
289 char *sn, char *ln)
290 {
291 ASN1_OBJECT o;
292
293 o.sn=sn;
294 o.ln=ln;
295 o.data=data;
296 o.nid=nid;
297 o.length=len;
298 o.flags=ASN1_OBJECT_FLAG_DYNAMIC|ASN1_OBJECT_FLAG_DYNAMIC_STRINGS|
299 ASN1_OBJECT_FLAG_DYNAMIC_DATA;
300 return(OBJ_dup(&o));
301 }
302
303IMPLEMENT_STACK_OF(ASN1_OBJECT)
304IMPLEMENT_ASN1_SET_OF(ASN1_OBJECT)
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