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d02b48c6 | 1 | /* crypto/objects/obj_dat.c */ |
58964a49 | 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
d02b48c6 RE |
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> | |
58964a49 | 60 | #include <ctype.h> |
452ae49d | 61 | #include <limits.h> |
d02b48c6 | 62 | #include "cryptlib.h" |
ec577822 BM |
63 | #include <openssl/lhash.h> |
64 | #include <openssl/asn1.h> | |
65 | #include <openssl/objects.h> | |
1e26a8ba | 66 | #include <openssl/bn.h> |
d02b48c6 RE |
67 | |
68 | /* obj_dat.h is generated from objects.h by obj_dat.pl */ | |
cf1b7d96 | 69 | #ifndef OPENSSL_NO_OBJECT |
d02b48c6 | 70 | #include "obj_dat.h" |
dfeab068 RE |
71 | #else |
72 | /* You will have to load all the objects needed manually in the application */ | |
73 | #define NUM_NID 0 | |
74 | #define NUM_SN 0 | |
75 | #define NUM_LN 0 | |
76 | #define NUM_OBJ 0 | |
26f0cf69 AP |
77 | static const unsigned char lvalues[1]; |
78 | static const ASN1_OBJECT nid_objs[1]; | |
79 | static const unsigned int sn_objs[1]; | |
80 | static const unsigned int ln_objs[1]; | |
81 | static const unsigned int obj_objs[1]; | |
dfeab068 | 82 | #endif |
d02b48c6 | 83 | |
13083215 DSH |
84 | static int sn_cmp(const void *a, const void *b); |
85 | static int ln_cmp(const void *a, const void *b); | |
86 | static int obj_cmp(const void *a, const void *b); | |
d02b48c6 RE |
87 | #define ADDED_DATA 0 |
88 | #define ADDED_SNAME 1 | |
89 | #define ADDED_LNAME 2 | |
90 | #define ADDED_NID 3 | |
91 | ||
92 | typedef struct added_obj_st | |
93 | { | |
94 | int type; | |
95 | ASN1_OBJECT *obj; | |
96 | } ADDED_OBJ; | |
3c1d6bbc | 97 | DECLARE_LHASH_OF(ADDED_OBJ); |
d02b48c6 RE |
98 | |
99 | static int new_nid=NUM_NID; | |
3c1d6bbc | 100 | static LHASH_OF(ADDED_OBJ) *added=NULL; |
d02b48c6 | 101 | |
13083215 DSH |
102 | static int sn_cmp(const void *a, const void *b) |
103 | { | |
26f0cf69 AP |
104 | const ASN1_OBJECT * const *ap = a; |
105 | const unsigned int *bp = b; | |
106 | return(strcmp((*ap)->sn,nid_objs[*bp].sn)); | |
13083215 | 107 | } |
d02b48c6 | 108 | |
13083215 DSH |
109 | static int ln_cmp(const void *a, const void *b) |
110 | { | |
26f0cf69 AP |
111 | const ASN1_OBJECT * const *ap = a; |
112 | const unsigned int *bp = b; | |
113 | return(strcmp((*ap)->ln,nid_objs[*bp].ln)); | |
13083215 | 114 | } |
d02b48c6 | 115 | |
3c1d6bbc | 116 | static unsigned long added_obj_hash(const ADDED_OBJ *ca) |
d02b48c6 | 117 | { |
8d28d5f8 | 118 | const ASN1_OBJECT *a; |
d02b48c6 RE |
119 | int i; |
120 | unsigned long ret=0; | |
121 | unsigned char *p; | |
122 | ||
123 | a=ca->obj; | |
124 | switch (ca->type) | |
125 | { | |
126 | case ADDED_DATA: | |
127 | ret=a->length<<20L; | |
128 | p=(unsigned char *)a->data; | |
129 | for (i=0; i<a->length; i++) | |
130 | ret^=p[i]<<((i*3)%24); | |
131 | break; | |
132 | case ADDED_SNAME: | |
133 | ret=lh_strhash(a->sn); | |
134 | break; | |
135 | case ADDED_LNAME: | |
136 | ret=lh_strhash(a->ln); | |
137 | break; | |
138 | case ADDED_NID: | |
139 | ret=a->nid; | |
140 | break; | |
141 | default: | |
bbb8de09 BM |
142 | /* abort(); */ |
143 | return 0; | |
d02b48c6 | 144 | } |
58964a49 | 145 | ret&=0x3fffffffL; |
d02b48c6 RE |
146 | ret|=ca->type<<30L; |
147 | return(ret); | |
148 | } | |
3c1d6bbc | 149 | static IMPLEMENT_LHASH_HASH_FN(added_obj, ADDED_OBJ) |
d02b48c6 | 150 | |
3c1d6bbc | 151 | static int added_obj_cmp(const ADDED_OBJ *ca, const ADDED_OBJ *cb) |
d02b48c6 RE |
152 | { |
153 | ASN1_OBJECT *a,*b; | |
154 | int i; | |
155 | ||
156 | i=ca->type-cb->type; | |
157 | if (i) return(i); | |
158 | a=ca->obj; | |
159 | b=cb->obj; | |
160 | switch (ca->type) | |
161 | { | |
162 | case ADDED_DATA: | |
163 | i=(a->length - b->length); | |
164 | if (i) return(i); | |
70f34a58 | 165 | return(memcmp(a->data,b->data,(size_t)a->length)); |
d02b48c6 RE |
166 | case ADDED_SNAME: |
167 | if (a->sn == NULL) return(-1); | |
168 | else if (b->sn == NULL) return(1); | |
169 | else return(strcmp(a->sn,b->sn)); | |
170 | case ADDED_LNAME: | |
171 | if (a->ln == NULL) return(-1); | |
172 | else if (b->ln == NULL) return(1); | |
173 | else return(strcmp(a->ln,b->ln)); | |
174 | case ADDED_NID: | |
175 | return(a->nid-b->nid); | |
176 | default: | |
bbb8de09 BM |
177 | /* abort(); */ |
178 | return 0; | |
d02b48c6 RE |
179 | } |
180 | } | |
3c1d6bbc | 181 | static IMPLEMENT_LHASH_COMP_FN(added_obj, ADDED_OBJ) |
d02b48c6 | 182 | |
6b691a5c | 183 | static int init_added(void) |
d02b48c6 RE |
184 | { |
185 | if (added != NULL) return(1); | |
3c1d6bbc | 186 | added=lh_ADDED_OBJ_new(); |
d02b48c6 RE |
187 | return(added != NULL); |
188 | } | |
189 | ||
3c1d6bbc | 190 | static void cleanup1_doall(ADDED_OBJ *a) |
d02b48c6 RE |
191 | { |
192 | a->obj->nid=0; | |
193 | a->obj->flags|=ASN1_OBJECT_FLAG_DYNAMIC| | |
dfeab068 RE |
194 | ASN1_OBJECT_FLAG_DYNAMIC_STRINGS| |
195 | ASN1_OBJECT_FLAG_DYNAMIC_DATA; | |
d02b48c6 RE |
196 | } |
197 | ||
3c1d6bbc | 198 | static void cleanup2_doall(ADDED_OBJ *a) |
d02b48c6 RE |
199 | { a->obj->nid++; } |
200 | ||
3c1d6bbc | 201 | static void cleanup3_doall(ADDED_OBJ *a) |
d02b48c6 RE |
202 | { |
203 | if (--a->obj->nid == 0) | |
204 | ASN1_OBJECT_free(a->obj); | |
26a3a48d | 205 | OPENSSL_free(a); |
d02b48c6 RE |
206 | } |
207 | ||
3c1d6bbc BL |
208 | static IMPLEMENT_LHASH_DOALL_FN(cleanup1, ADDED_OBJ) |
209 | static IMPLEMENT_LHASH_DOALL_FN(cleanup2, ADDED_OBJ) | |
210 | static IMPLEMENT_LHASH_DOALL_FN(cleanup3, ADDED_OBJ) | |
3c914840 | 211 | |
246e0931 DSH |
212 | /* The purpose of obj_cleanup_defer is to avoid EVP_cleanup() attempting |
213 | * to use freed up OIDs. If neccessary the actual freeing up of OIDs is | |
214 | * delayed. | |
215 | */ | |
216 | ||
217 | int obj_cleanup_defer = 0; | |
218 | ||
219 | void check_defer(int nid) | |
220 | { | |
531308d9 | 221 | if (!obj_cleanup_defer && nid >= NUM_NID) |
246e0931 DSH |
222 | obj_cleanup_defer = 1; |
223 | } | |
224 | ||
6b691a5c | 225 | void OBJ_cleanup(void) |
d02b48c6 | 226 | { |
246e0931 DSH |
227 | if (obj_cleanup_defer) |
228 | { | |
229 | obj_cleanup_defer = 2; | |
230 | return ; | |
231 | } | |
d02b48c6 | 232 | if (added == NULL) return; |
3c1d6bbc BL |
233 | lh_ADDED_OBJ_down_load(added) = 0; |
234 | lh_ADDED_OBJ_doall(added,LHASH_DOALL_FN(cleanup1)); /* zero counters */ | |
235 | lh_ADDED_OBJ_doall(added,LHASH_DOALL_FN(cleanup2)); /* set counters */ | |
236 | lh_ADDED_OBJ_doall(added,LHASH_DOALL_FN(cleanup3)); /* free objects */ | |
237 | lh_ADDED_OBJ_free(added); | |
58964a49 | 238 | added=NULL; |
d02b48c6 RE |
239 | } |
240 | ||
6b691a5c | 241 | int OBJ_new_nid(int num) |
d02b48c6 RE |
242 | { |
243 | int i; | |
244 | ||
245 | i=new_nid; | |
246 | new_nid+=num; | |
247 | return(i); | |
248 | } | |
249 | ||
8d28d5f8 | 250 | int OBJ_add_object(const ASN1_OBJECT *obj) |
d02b48c6 RE |
251 | { |
252 | ASN1_OBJECT *o; | |
9a1e34e5 | 253 | ADDED_OBJ *ao[4]={NULL,NULL,NULL,NULL},*aop; |
d02b48c6 RE |
254 | int i; |
255 | ||
256 | if (added == NULL) | |
257 | if (!init_added()) return(0); | |
258 | if ((o=OBJ_dup(obj)) == NULL) goto err; | |
a0e7c8ee | 259 | if (!(ao[ADDED_NID]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2; |
d02b48c6 | 260 | if ((o->length != 0) && (obj->data != NULL)) |
a0e7c8ee | 261 | if (!(ao[ADDED_DATA]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2; |
d02b48c6 | 262 | if (o->sn != NULL) |
a0e7c8ee | 263 | if (!(ao[ADDED_SNAME]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2; |
d02b48c6 | 264 | if (o->ln != NULL) |
a0e7c8ee | 265 | if (!(ao[ADDED_LNAME]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2; |
d02b48c6 RE |
266 | |
267 | for (i=ADDED_DATA; i<=ADDED_NID; i++) | |
268 | { | |
269 | if (ao[i] != NULL) | |
270 | { | |
271 | ao[i]->type=i; | |
272 | ao[i]->obj=o; | |
3c1d6bbc | 273 | aop=lh_ADDED_OBJ_insert(added,ao[i]); |
d02b48c6 RE |
274 | /* memory leak, buit should not normally matter */ |
275 | if (aop != NULL) | |
26a3a48d | 276 | OPENSSL_free(aop); |
d02b48c6 RE |
277 | } |
278 | } | |
dfeab068 RE |
279 | o->flags&= ~(ASN1_OBJECT_FLAG_DYNAMIC|ASN1_OBJECT_FLAG_DYNAMIC_STRINGS| |
280 | ASN1_OBJECT_FLAG_DYNAMIC_DATA); | |
281 | ||
d02b48c6 | 282 | return(o->nid); |
a0e7c8ee DSH |
283 | err2: |
284 | OBJerr(OBJ_F_OBJ_ADD_OBJECT,ERR_R_MALLOC_FAILURE); | |
d02b48c6 RE |
285 | err: |
286 | for (i=ADDED_DATA; i<=ADDED_NID; i++) | |
26a3a48d RL |
287 | if (ao[i] != NULL) OPENSSL_free(ao[i]); |
288 | if (o != NULL) OPENSSL_free(o); | |
58964a49 | 289 | return(NID_undef); |
d02b48c6 RE |
290 | } |
291 | ||
6b691a5c | 292 | ASN1_OBJECT *OBJ_nid2obj(int n) |
d02b48c6 RE |
293 | { |
294 | ADDED_OBJ ad,*adp; | |
295 | ASN1_OBJECT ob; | |
296 | ||
297 | if ((n >= 0) && (n < NUM_NID)) | |
298 | { | |
299 | if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) | |
300 | { | |
301 | OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID); | |
302 | return(NULL); | |
303 | } | |
304 | return((ASN1_OBJECT *)&(nid_objs[n])); | |
305 | } | |
306 | else if (added == NULL) | |
307 | return(NULL); | |
308 | else | |
309 | { | |
310 | ad.type=ADDED_NID; | |
311 | ad.obj= &ob; | |
312 | ob.nid=n; | |
3c1d6bbc | 313 | adp=lh_ADDED_OBJ_retrieve(added,&ad); |
d02b48c6 RE |
314 | if (adp != NULL) |
315 | return(adp->obj); | |
316 | else | |
317 | { | |
318 | OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID); | |
319 | return(NULL); | |
320 | } | |
321 | } | |
322 | } | |
323 | ||
6b691a5c | 324 | const char *OBJ_nid2sn(int n) |
d02b48c6 RE |
325 | { |
326 | ADDED_OBJ ad,*adp; | |
327 | ASN1_OBJECT ob; | |
328 | ||
329 | if ((n >= 0) && (n < NUM_NID)) | |
330 | { | |
331 | if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) | |
332 | { | |
333 | OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID); | |
334 | return(NULL); | |
335 | } | |
336 | return(nid_objs[n].sn); | |
337 | } | |
338 | else if (added == NULL) | |
339 | return(NULL); | |
340 | else | |
341 | { | |
342 | ad.type=ADDED_NID; | |
343 | ad.obj= &ob; | |
344 | ob.nid=n; | |
3c1d6bbc | 345 | adp=lh_ADDED_OBJ_retrieve(added,&ad); |
d02b48c6 RE |
346 | if (adp != NULL) |
347 | return(adp->obj->sn); | |
348 | else | |
349 | { | |
350 | OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID); | |
351 | return(NULL); | |
352 | } | |
353 | } | |
354 | } | |
355 | ||
6b691a5c | 356 | const char *OBJ_nid2ln(int n) |
d02b48c6 RE |
357 | { |
358 | ADDED_OBJ ad,*adp; | |
359 | ASN1_OBJECT ob; | |
360 | ||
361 | if ((n >= 0) && (n < NUM_NID)) | |
362 | { | |
363 | if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) | |
364 | { | |
365 | OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID); | |
366 | return(NULL); | |
367 | } | |
368 | return(nid_objs[n].ln); | |
369 | } | |
370 | else if (added == NULL) | |
371 | return(NULL); | |
372 | else | |
373 | { | |
374 | ad.type=ADDED_NID; | |
375 | ad.obj= &ob; | |
376 | ob.nid=n; | |
3c1d6bbc | 377 | adp=lh_ADDED_OBJ_retrieve(added,&ad); |
d02b48c6 RE |
378 | if (adp != NULL) |
379 | return(adp->obj->ln); | |
380 | else | |
381 | { | |
382 | OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID); | |
383 | return(NULL); | |
384 | } | |
385 | } | |
386 | } | |
387 | ||
8d28d5f8 | 388 | int OBJ_obj2nid(const ASN1_OBJECT *a) |
d02b48c6 | 389 | { |
26f0cf69 | 390 | const unsigned int *op; |
d02b48c6 RE |
391 | ADDED_OBJ ad,*adp; |
392 | ||
393 | if (a == NULL) | |
394 | return(NID_undef); | |
395 | if (a->nid != 0) | |
396 | return(a->nid); | |
397 | ||
398 | if (added != NULL) | |
399 | { | |
400 | ad.type=ADDED_DATA; | |
8d28d5f8 | 401 | ad.obj=(ASN1_OBJECT *)a; /* XXX: ugly but harmless */ |
3c1d6bbc | 402 | adp=lh_ADDED_OBJ_retrieve(added,&ad); |
d02b48c6 RE |
403 | if (adp != NULL) return (adp->obj->nid); |
404 | } | |
26f0cf69 AP |
405 | op=(const unsigned int *)OBJ_bsearch((const char *)&a,(const char *)obj_objs, |
406 | NUM_OBJ, sizeof(obj_objs[0]),obj_cmp); | |
d02b48c6 RE |
407 | if (op == NULL) |
408 | return(NID_undef); | |
26f0cf69 | 409 | return(nid_objs[*op].nid); |
d02b48c6 RE |
410 | } |
411 | ||
2d723902 DSH |
412 | /* Convert an object name into an ASN1_OBJECT |
413 | * if "noname" is not set then search for short and long names first. | |
414 | * This will convert the "dotted" form into an object: unlike OBJ_txt2nid | |
415 | * it can be used with any objects, not just registered ones. | |
416 | */ | |
417 | ||
6b691a5c | 418 | ASN1_OBJECT *OBJ_txt2obj(const char *s, int no_name) |
d02b48c6 | 419 | { |
2d723902 DSH |
420 | int nid = NID_undef; |
421 | ASN1_OBJECT *op=NULL; | |
875a644a RL |
422 | unsigned char *buf; |
423 | unsigned char *p; | |
424 | const unsigned char *cp; | |
2d723902 DSH |
425 | int i, j; |
426 | ||
427 | if(!no_name) { | |
428 | if( ((nid = OBJ_sn2nid(s)) != NID_undef) || | |
429 | ((nid = OBJ_ln2nid(s)) != NID_undef) ) | |
430 | return OBJ_nid2obj(nid); | |
431 | } | |
d02b48c6 | 432 | |
2d723902 DSH |
433 | /* Work out size of content octets */ |
434 | i=a2d_ASN1_OBJECT(NULL,0,s,-1); | |
388ff0b0 | 435 | if (i <= 0) { |
452ae49d DSH |
436 | /* Don't clear the error */ |
437 | /*ERR_clear_error();*/ | |
388ff0b0 DSH |
438 | return NULL; |
439 | } | |
2d723902 DSH |
440 | /* Work out total size */ |
441 | j = ASN1_object_size(0,i,V_ASN1_OBJECT); | |
442 | ||
26a3a48d | 443 | if((buf=(unsigned char *)OPENSSL_malloc(j)) == NULL) return NULL; |
2d723902 DSH |
444 | |
445 | p = buf; | |
446 | /* Write out tag+length */ | |
447 | ASN1_put_object(&p,0,i,V_ASN1_OBJECT,V_ASN1_UNIVERSAL); | |
448 | /* Write out contents */ | |
449 | a2d_ASN1_OBJECT(p,i,s,-1); | |
875a644a RL |
450 | |
451 | cp=buf; | |
452 | op=d2i_ASN1_OBJECT(NULL,&cp,j); | |
26a3a48d | 453 | OPENSSL_free(buf); |
2d723902 | 454 | return op; |
d02b48c6 RE |
455 | } |
456 | ||
8d28d5f8 | 457 | int OBJ_obj2txt(char *buf, int buf_len, const ASN1_OBJECT *a, int no_name) |
3e3d2ea2 | 458 | { |
452ae49d DSH |
459 | int i,n=0,len,nid, first, use_bn; |
460 | BIGNUM *bl; | |
3e3d2ea2 | 461 | unsigned long l; |
26f0cf69 | 462 | const unsigned char *p; |
c046fffa | 463 | char tbuf[DECIMAL_SIZE(i)+DECIMAL_SIZE(l)+2]; |
3e3d2ea2 | 464 | |
3e3d2ea2 DSH |
465 | if ((a == NULL) || (a->data == NULL)) { |
466 | buf[0]='\0'; | |
467 | return(0); | |
468 | } | |
469 | ||
3e3d2ea2 | 470 | |
452ae49d DSH |
471 | if (!no_name && (nid=OBJ_obj2nid(a)) != NID_undef) |
472 | { | |
473 | const char *s; | |
474 | s=OBJ_nid2ln(nid); | |
475 | if (s == NULL) | |
476 | s=OBJ_nid2sn(nid); | |
477 | if (buf) | |
478 | BUF_strlcpy(buf,s,buf_len); | |
479 | n=strlen(s); | |
480 | return n; | |
3e3d2ea2 | 481 | } |
3e3d2ea2 | 482 | |
452ae49d DSH |
483 | |
484 | len=a->length; | |
485 | p=a->data; | |
486 | ||
487 | first = 1; | |
488 | bl = NULL; | |
489 | ||
490 | while (len > 0) | |
491 | { | |
3e3d2ea2 | 492 | l=0; |
452ae49d DSH |
493 | use_bn = 0; |
494 | for (;;) | |
495 | { | |
496 | unsigned char c = *p++; | |
497 | len--; | |
498 | if ((len == 0) && (c & 0x80)) | |
499 | goto err; | |
500 | if (use_bn) | |
501 | { | |
502 | if (!BN_add_word(bl, c & 0x7f)) | |
503 | goto err; | |
504 | } | |
505 | else | |
506 | l |= c & 0x7f; | |
507 | if (!(c & 0x80)) | |
508 | break; | |
509 | if (!use_bn && (l > (ULONG_MAX >> 7L))) | |
510 | { | |
511 | if (!bl && !(bl = BN_new())) | |
512 | goto err; | |
513 | if (!BN_set_word(bl, l)) | |
514 | goto err; | |
515 | use_bn = 1; | |
516 | } | |
517 | if (use_bn) | |
518 | { | |
519 | if (!BN_lshift(bl, bl, 7)) | |
520 | goto err; | |
521 | } | |
522 | else | |
523 | l<<=7L; | |
524 | } | |
525 | ||
526 | if (first) | |
527 | { | |
528 | first = 0; | |
529 | if (l >= 80) | |
530 | { | |
531 | i = 2; | |
532 | if (use_bn) | |
533 | { | |
534 | if (!BN_sub_word(bl, 80)) | |
535 | goto err; | |
536 | } | |
537 | else | |
538 | l -= 80; | |
539 | } | |
540 | else | |
541 | { | |
542 | i=(int)(l/40); | |
543 | l-=(long)(i*40); | |
544 | } | |
545 | if (buf && (buf_len > 0)) | |
546 | { | |
547 | *buf++ = i + '0'; | |
548 | buf_len--; | |
549 | } | |
550 | n++; | |
551 | } | |
552 | ||
553 | if (use_bn) | |
554 | { | |
555 | char *bndec; | |
556 | bndec = BN_bn2dec(bl); | |
557 | if (!bndec) | |
558 | goto err; | |
559 | i = strlen(bndec); | |
560 | if (buf) | |
561 | { | |
3e3d2ea2 | 562 | if (buf_len > 0) |
452ae49d DSH |
563 | { |
564 | *buf++ = '.'; | |
565 | buf_len--; | |
566 | } | |
567 | BUF_strlcpy(buf,bndec,buf_len); | |
9c339a72 DSH |
568 | if (i > buf_len) |
569 | { | |
570 | buf += buf_len; | |
571 | buf_len = 0; | |
572 | } | |
573 | else | |
574 | { | |
575 | buf+=i; | |
576 | buf_len-=i; | |
577 | } | |
452ae49d DSH |
578 | } |
579 | n++; | |
580 | n += i; | |
452ae49d DSH |
581 | OPENSSL_free(bndec); |
582 | } | |
583 | else | |
584 | { | |
585 | BIO_snprintf(tbuf,sizeof tbuf,".%lu",l); | |
586 | i=strlen(tbuf); | |
587 | if (buf && (buf_len > 0)) | |
588 | { | |
589 | BUF_strlcpy(buf,tbuf,buf_len); | |
9c339a72 DSH |
590 | if (i > buf_len) |
591 | { | |
592 | buf += buf_len; | |
593 | buf_len = 0; | |
594 | } | |
595 | else | |
596 | { | |
597 | buf+=i; | |
598 | buf_len-=i; | |
599 | } | |
452ae49d | 600 | } |
452ae49d DSH |
601 | n+=i; |
602 | l=0; | |
3e3d2ea2 | 603 | } |
3e3d2ea2 | 604 | } |
452ae49d DSH |
605 | |
606 | if (bl) | |
607 | BN_free(bl); | |
608 | return n; | |
609 | ||
610 | err: | |
611 | if (bl) | |
612 | BN_free(bl); | |
613 | return -1; | |
3e3d2ea2 DSH |
614 | } |
615 | ||
8d28d5f8 | 616 | int OBJ_txt2nid(const char *s) |
2d723902 DSH |
617 | { |
618 | ASN1_OBJECT *obj; | |
619 | int nid; | |
620 | obj = OBJ_txt2obj(s, 0); | |
621 | nid = OBJ_obj2nid(obj); | |
622 | ASN1_OBJECT_free(obj); | |
623 | return nid; | |
624 | } | |
625 | ||
6b691a5c | 626 | int OBJ_ln2nid(const char *s) |
d02b48c6 | 627 | { |
26f0cf69 | 628 | ASN1_OBJECT o,*oo= &o; |
d02b48c6 | 629 | ADDED_OBJ ad,*adp; |
26f0cf69 | 630 | const unsigned int *op; |
d02b48c6 RE |
631 | |
632 | o.ln=s; | |
633 | if (added != NULL) | |
634 | { | |
635 | ad.type=ADDED_LNAME; | |
636 | ad.obj= &o; | |
3c1d6bbc | 637 | adp=lh_ADDED_OBJ_retrieve(added,&ad); |
d02b48c6 RE |
638 | if (adp != NULL) return (adp->obj->nid); |
639 | } | |
26f0cf69 AP |
640 | op=(const unsigned int*)OBJ_bsearch((char *)&oo,(char *)ln_objs, NUM_LN, |
641 | sizeof(ln_objs[0]),ln_cmp); | |
d02b48c6 | 642 | if (op == NULL) return(NID_undef); |
26f0cf69 | 643 | return(nid_objs[*op].nid); |
d02b48c6 RE |
644 | } |
645 | ||
6b691a5c | 646 | int OBJ_sn2nid(const char *s) |
d02b48c6 | 647 | { |
26f0cf69 | 648 | ASN1_OBJECT o,*oo= &o; |
d02b48c6 | 649 | ADDED_OBJ ad,*adp; |
26f0cf69 | 650 | const unsigned int *op; |
d02b48c6 RE |
651 | |
652 | o.sn=s; | |
653 | if (added != NULL) | |
654 | { | |
655 | ad.type=ADDED_SNAME; | |
656 | ad.obj= &o; | |
3c1d6bbc | 657 | adp=lh_ADDED_OBJ_retrieve(added,&ad); |
d02b48c6 RE |
658 | if (adp != NULL) return (adp->obj->nid); |
659 | } | |
26f0cf69 AP |
660 | op=(const unsigned int *)OBJ_bsearch((char *)&oo,(char *)sn_objs,NUM_SN, |
661 | sizeof(sn_objs[0]),sn_cmp); | |
d02b48c6 | 662 | if (op == NULL) return(NID_undef); |
26f0cf69 | 663 | return(nid_objs[*op].nid); |
d02b48c6 RE |
664 | } |
665 | ||
13083215 | 666 | static int obj_cmp(const void *ap, const void *bp) |
d02b48c6 RE |
667 | { |
668 | int j; | |
70f34a58 | 669 | const ASN1_OBJECT *a= *(ASN1_OBJECT * const *)ap; |
26f0cf69 | 670 | const ASN1_OBJECT *b= &nid_objs[*((const unsigned int *)bp)]; |
d02b48c6 RE |
671 | |
672 | j=(a->length - b->length); | |
673 | if (j) return(j); | |
674 | return(memcmp(a->data,b->data,a->length)); | |
675 | } | |
676 | ||
8d28d5f8 RL |
677 | const char *OBJ_bsearch(const char *key, const char *base, int num, int size, |
678 | int (*cmp)(const void *, const void *)) | |
d02b48c6 | 679 | { |
ea5240a5 RL |
680 | return OBJ_bsearch_ex(key, base, num, size, cmp, 0); |
681 | } | |
682 | ||
683 | const char *OBJ_bsearch_ex(const char *key, const char *base, int num, | |
684 | int size, int (*cmp)(const void *, const void *), int flags) | |
685 | { | |
54dbdd98 | 686 | int l,h,i=0,c=0; |
ea5240a5 | 687 | const char *p = NULL; |
d02b48c6 RE |
688 | |
689 | if (num == 0) return(NULL); | |
690 | l=0; | |
691 | h=num; | |
692 | while (l < h) | |
693 | { | |
694 | i=(l+h)/2; | |
695 | p= &(base[i*size]); | |
696 | c=(*cmp)(key,p); | |
697 | if (c < 0) | |
698 | h=i; | |
699 | else if (c > 0) | |
700 | l=i+1; | |
701 | else | |
ea5240a5 | 702 | break; |
d02b48c6 | 703 | } |
a53955d8 UM |
704 | #ifdef CHARSET_EBCDIC |
705 | /* THIS IS A KLUDGE - Because the *_obj is sorted in ASCII order, and | |
706 | * I don't have perl (yet), we revert to a *LINEAR* search | |
707 | * when the object wasn't found in the binary search. | |
708 | */ | |
ea5240a5 RL |
709 | if (c != 0) |
710 | { | |
711 | for (i=0; i<num; ++i) | |
712 | { | |
713 | p= &(base[i*size]); | |
714 | c = (*cmp)(key,p); | |
715 | if (c == 0 || (c < 0 && (flags & OBJ_BSEARCH_VALUE_ON_NOMATCH))) | |
716 | return p; | |
717 | } | |
718 | } | |
a53955d8 | 719 | #endif |
ea5240a5 RL |
720 | if (c != 0 && !(flags & OBJ_BSEARCH_VALUE_ON_NOMATCH)) |
721 | p = NULL; | |
722 | else if (c == 0 && (flags & OBJ_BSEARCH_FIRST_VALUE_ON_MATCH)) | |
723 | { | |
724 | while(i > 0 && (*cmp)(key,&(base[(i-1)*size])) == 0) | |
725 | i--; | |
726 | p = &(base[i*size]); | |
727 | } | |
728 | return(p); | |
d02b48c6 RE |
729 | } |
730 | ||
6b691a5c | 731 | int OBJ_create_objects(BIO *in) |
58964a49 RE |
732 | { |
733 | MS_STATIC char buf[512]; | |
dfeab068 | 734 | int i,num=0; |
58964a49 RE |
735 | char *o,*s,*l=NULL; |
736 | ||
737 | for (;;) | |
738 | { | |
739 | s=o=NULL; | |
740 | i=BIO_gets(in,buf,512); | |
741 | if (i <= 0) return(num); | |
742 | buf[i-1]='\0'; | |
84a370a4 | 743 | if (!isalnum((unsigned char)buf[0])) return(num); |
58964a49 | 744 | o=s=buf; |
84a370a4 | 745 | while (isdigit((unsigned char)*s) || (*s == '.')) |
58964a49 RE |
746 | s++; |
747 | if (*s != '\0') | |
748 | { | |
749 | *(s++)='\0'; | |
84a370a4 | 750 | while (isspace((unsigned char)*s)) |
58964a49 RE |
751 | s++; |
752 | if (*s == '\0') | |
753 | s=NULL; | |
754 | else | |
755 | { | |
756 | l=s; | |
84a370a4 | 757 | while ((*l != '\0') && !isspace((unsigned char)*l)) |
58964a49 RE |
758 | l++; |
759 | if (*l != '\0') | |
760 | { | |
761 | *(l++)='\0'; | |
84a370a4 | 762 | while (isspace((unsigned char)*l)) |
58964a49 RE |
763 | l++; |
764 | if (*l == '\0') l=NULL; | |
765 | } | |
766 | else | |
767 | l=NULL; | |
768 | } | |
769 | } | |
770 | else | |
771 | s=NULL; | |
772 | if ((o == NULL) || (*o == '\0')) return(num); | |
773 | if (!OBJ_create(o,s,l)) return(num); | |
774 | num++; | |
775 | } | |
dfeab068 | 776 | /* return(num); */ |
58964a49 RE |
777 | } |
778 | ||
8d28d5f8 | 779 | int OBJ_create(const char *oid, const char *sn, const char *ln) |
d02b48c6 RE |
780 | { |
781 | int ok=0; | |
782 | ASN1_OBJECT *op=NULL; | |
783 | unsigned char *buf; | |
784 | int i; | |
785 | ||
786 | i=a2d_ASN1_OBJECT(NULL,0,oid,-1); | |
787 | if (i <= 0) return(0); | |
788 | ||
26a3a48d | 789 | if ((buf=(unsigned char *)OPENSSL_malloc(i)) == NULL) |
d02b48c6 | 790 | { |
a0e7c8ee | 791 | OBJerr(OBJ_F_OBJ_CREATE,ERR_R_MALLOC_FAILURE); |
d02b48c6 RE |
792 | return(0); |
793 | } | |
794 | i=a2d_ASN1_OBJECT(buf,i,oid,-1); | |
083100e2 RL |
795 | if (i == 0) |
796 | goto err; | |
d02b48c6 RE |
797 | op=(ASN1_OBJECT *)ASN1_OBJECT_create(OBJ_new_nid(1),buf,i,sn,ln); |
798 | if (op == NULL) | |
799 | goto err; | |
800 | ok=OBJ_add_object(op); | |
801 | err: | |
802 | ASN1_OBJECT_free(op); | |
26a3a48d | 803 | OPENSSL_free(buf); |
d02b48c6 RE |
804 | return(ok); |
805 | } | |
58964a49 | 806 |