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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> | |
d02b48c6 RE |
66 | |
67 | /* obj_dat.h is generated from objects.h by obj_dat.pl */ | |
cf1b7d96 | 68 | #ifndef OPENSSL_NO_OBJECT |
d02b48c6 | 69 | #include "obj_dat.h" |
dfeab068 RE |
70 | #else |
71 | /* You will have to load all the objects needed manually in the application */ | |
72 | #define NUM_NID 0 | |
73 | #define NUM_SN 0 | |
74 | #define NUM_LN 0 | |
75 | #define NUM_OBJ 0 | |
76 | static unsigned char lvalues[1]; | |
77 | static ASN1_OBJECT nid_objs[1]; | |
78 | static ASN1_OBJECT *sn_objs[1]; | |
79 | static ASN1_OBJECT *ln_objs[1]; | |
80 | static ASN1_OBJECT *obj_objs[1]; | |
81 | #endif | |
d02b48c6 | 82 | |
13083215 DSH |
83 | static int sn_cmp(const void *a, const void *b); |
84 | static int ln_cmp(const void *a, const void *b); | |
85 | static int obj_cmp(const void *a, const void *b); | |
d02b48c6 RE |
86 | #define ADDED_DATA 0 |
87 | #define ADDED_SNAME 1 | |
88 | #define ADDED_LNAME 2 | |
89 | #define ADDED_NID 3 | |
90 | ||
91 | typedef struct added_obj_st | |
92 | { | |
93 | int type; | |
94 | ASN1_OBJECT *obj; | |
95 | } ADDED_OBJ; | |
96 | ||
97 | static int new_nid=NUM_NID; | |
98 | static LHASH *added=NULL; | |
99 | ||
13083215 DSH |
100 | static int sn_cmp(const void *a, const void *b) |
101 | { | |
102 | const ASN1_OBJECT * const *ap = a, * const *bp = b; | |
103 | return(strcmp((*ap)->sn,(*bp)->sn)); | |
104 | } | |
d02b48c6 | 105 | |
13083215 DSH |
106 | static int ln_cmp(const void *a, const void *b) |
107 | { | |
108 | const ASN1_OBJECT * const *ap = a, * const *bp = b; | |
109 | return(strcmp((*ap)->ln,(*bp)->ln)); | |
110 | } | |
d02b48c6 | 111 | |
d0fa136c | 112 | /* static unsigned long add_hash(ADDED_OBJ *ca) */ |
8d28d5f8 | 113 | static unsigned long add_hash(const void *ca_void) |
d02b48c6 | 114 | { |
8d28d5f8 | 115 | const ASN1_OBJECT *a; |
d02b48c6 RE |
116 | int i; |
117 | unsigned long ret=0; | |
118 | unsigned char *p; | |
70f34a58 | 119 | const ADDED_OBJ *ca = (const ADDED_OBJ *)ca_void; |
d02b48c6 RE |
120 | |
121 | a=ca->obj; | |
122 | switch (ca->type) | |
123 | { | |
124 | case ADDED_DATA: | |
125 | ret=a->length<<20L; | |
126 | p=(unsigned char *)a->data; | |
127 | for (i=0; i<a->length; i++) | |
128 | ret^=p[i]<<((i*3)%24); | |
129 | break; | |
130 | case ADDED_SNAME: | |
131 | ret=lh_strhash(a->sn); | |
132 | break; | |
133 | case ADDED_LNAME: | |
134 | ret=lh_strhash(a->ln); | |
135 | break; | |
136 | case ADDED_NID: | |
137 | ret=a->nid; | |
138 | break; | |
139 | default: | |
bbb8de09 BM |
140 | /* abort(); */ |
141 | return 0; | |
d02b48c6 | 142 | } |
58964a49 | 143 | ret&=0x3fffffffL; |
d02b48c6 RE |
144 | ret|=ca->type<<30L; |
145 | return(ret); | |
146 | } | |
147 | ||
d0fa136c | 148 | /* static int add_cmp(ADDED_OBJ *ca, ADDED_OBJ *cb) */ |
8d28d5f8 | 149 | static int add_cmp(const void *ca_void, const void *cb_void) |
d02b48c6 RE |
150 | { |
151 | ASN1_OBJECT *a,*b; | |
152 | int i; | |
70f34a58 NL |
153 | const ADDED_OBJ *ca = (const ADDED_OBJ *)ca_void; |
154 | const ADDED_OBJ *cb = (const ADDED_OBJ *)cb_void; | |
d02b48c6 RE |
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 | } | |
181 | ||
6b691a5c | 182 | static int init_added(void) |
d02b48c6 RE |
183 | { |
184 | if (added != NULL) return(1); | |
d0fa136c | 185 | added=lh_new(add_hash,add_cmp); |
d02b48c6 RE |
186 | return(added != NULL); |
187 | } | |
188 | ||
6b691a5c | 189 | static void cleanup1(ADDED_OBJ *a) |
d02b48c6 RE |
190 | { |
191 | a->obj->nid=0; | |
192 | a->obj->flags|=ASN1_OBJECT_FLAG_DYNAMIC| | |
dfeab068 RE |
193 | ASN1_OBJECT_FLAG_DYNAMIC_STRINGS| |
194 | ASN1_OBJECT_FLAG_DYNAMIC_DATA; | |
d02b48c6 RE |
195 | } |
196 | ||
6b691a5c | 197 | static void cleanup2(ADDED_OBJ *a) |
d02b48c6 RE |
198 | { a->obj->nid++; } |
199 | ||
6b691a5c | 200 | static void cleanup3(ADDED_OBJ *a) |
d02b48c6 RE |
201 | { |
202 | if (--a->obj->nid == 0) | |
203 | ASN1_OBJECT_free(a->obj); | |
26a3a48d | 204 | OPENSSL_free(a); |
d02b48c6 RE |
205 | } |
206 | ||
3c914840 GT |
207 | static IMPLEMENT_LHASH_DOALL_FN(cleanup1, ADDED_OBJ *) |
208 | static IMPLEMENT_LHASH_DOALL_FN(cleanup2, ADDED_OBJ *) | |
209 | static IMPLEMENT_LHASH_DOALL_FN(cleanup3, ADDED_OBJ *) | |
210 | ||
246e0931 DSH |
211 | /* The purpose of obj_cleanup_defer is to avoid EVP_cleanup() attempting |
212 | * to use freed up OIDs. If neccessary the actual freeing up of OIDs is | |
213 | * delayed. | |
214 | */ | |
215 | ||
216 | int obj_cleanup_defer = 0; | |
217 | ||
218 | void check_defer(int nid) | |
219 | { | |
220 | if (obj_cleanup_defer && nid >= NUM_NID) | |
221 | obj_cleanup_defer = 1; | |
222 | } | |
223 | ||
6b691a5c | 224 | void OBJ_cleanup(void) |
d02b48c6 | 225 | { |
246e0931 DSH |
226 | if (obj_cleanup_defer) |
227 | { | |
228 | obj_cleanup_defer = 2; | |
229 | return ; | |
230 | } | |
d02b48c6 RE |
231 | if (added == NULL) return; |
232 | added->down_load=0; | |
3c914840 GT |
233 | lh_doall(added,LHASH_DOALL_FN(cleanup1)); /* zero counters */ |
234 | lh_doall(added,LHASH_DOALL_FN(cleanup2)); /* set counters */ | |
235 | lh_doall(added,LHASH_DOALL_FN(cleanup3)); /* free objects */ | |
d02b48c6 | 236 | lh_free(added); |
58964a49 | 237 | added=NULL; |
d02b48c6 RE |
238 | } |
239 | ||
6b691a5c | 240 | int OBJ_new_nid(int num) |
d02b48c6 RE |
241 | { |
242 | int i; | |
243 | ||
244 | i=new_nid; | |
245 | new_nid+=num; | |
246 | return(i); | |
247 | } | |
248 | ||
8d28d5f8 | 249 | int OBJ_add_object(const ASN1_OBJECT *obj) |
d02b48c6 RE |
250 | { |
251 | ASN1_OBJECT *o; | |
9a1e34e5 | 252 | ADDED_OBJ *ao[4]={NULL,NULL,NULL,NULL},*aop; |
d02b48c6 RE |
253 | int i; |
254 | ||
255 | if (added == NULL) | |
256 | if (!init_added()) return(0); | |
257 | if ((o=OBJ_dup(obj)) == NULL) goto err; | |
a0e7c8ee | 258 | if (!(ao[ADDED_NID]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2; |
d02b48c6 | 259 | if ((o->length != 0) && (obj->data != NULL)) |
a0e7c8ee | 260 | if (!(ao[ADDED_DATA]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2; |
d02b48c6 | 261 | if (o->sn != NULL) |
a0e7c8ee | 262 | if (!(ao[ADDED_SNAME]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2; |
d02b48c6 | 263 | if (o->ln != NULL) |
a0e7c8ee | 264 | if (!(ao[ADDED_LNAME]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2; |
d02b48c6 RE |
265 | |
266 | for (i=ADDED_DATA; i<=ADDED_NID; i++) | |
267 | { | |
268 | if (ao[i] != NULL) | |
269 | { | |
270 | ao[i]->type=i; | |
271 | ao[i]->obj=o; | |
9d1a01be | 272 | aop=(ADDED_OBJ *)lh_insert(added,ao[i]); |
d02b48c6 RE |
273 | /* memory leak, buit should not normally matter */ |
274 | if (aop != NULL) | |
26a3a48d | 275 | OPENSSL_free(aop); |
d02b48c6 RE |
276 | } |
277 | } | |
dfeab068 RE |
278 | o->flags&= ~(ASN1_OBJECT_FLAG_DYNAMIC|ASN1_OBJECT_FLAG_DYNAMIC_STRINGS| |
279 | ASN1_OBJECT_FLAG_DYNAMIC_DATA); | |
280 | ||
d02b48c6 | 281 | return(o->nid); |
a0e7c8ee DSH |
282 | err2: |
283 | OBJerr(OBJ_F_OBJ_ADD_OBJECT,ERR_R_MALLOC_FAILURE); | |
d02b48c6 RE |
284 | err: |
285 | for (i=ADDED_DATA; i<=ADDED_NID; i++) | |
26a3a48d RL |
286 | if (ao[i] != NULL) OPENSSL_free(ao[i]); |
287 | if (o != NULL) OPENSSL_free(o); | |
58964a49 | 288 | return(NID_undef); |
d02b48c6 RE |
289 | } |
290 | ||
6b691a5c | 291 | ASN1_OBJECT *OBJ_nid2obj(int n) |
d02b48c6 RE |
292 | { |
293 | ADDED_OBJ ad,*adp; | |
294 | ASN1_OBJECT ob; | |
295 | ||
296 | if ((n >= 0) && (n < NUM_NID)) | |
297 | { | |
298 | if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) | |
299 | { | |
300 | OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID); | |
301 | return(NULL); | |
302 | } | |
303 | return((ASN1_OBJECT *)&(nid_objs[n])); | |
304 | } | |
305 | else if (added == NULL) | |
306 | return(NULL); | |
307 | else | |
308 | { | |
309 | ad.type=ADDED_NID; | |
310 | ad.obj= &ob; | |
311 | ob.nid=n; | |
9d1a01be | 312 | adp=(ADDED_OBJ *)lh_retrieve(added,&ad); |
d02b48c6 RE |
313 | if (adp != NULL) |
314 | return(adp->obj); | |
315 | else | |
316 | { | |
317 | OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID); | |
318 | return(NULL); | |
319 | } | |
320 | } | |
321 | } | |
322 | ||
6b691a5c | 323 | const char *OBJ_nid2sn(int n) |
d02b48c6 RE |
324 | { |
325 | ADDED_OBJ ad,*adp; | |
326 | ASN1_OBJECT ob; | |
327 | ||
328 | if ((n >= 0) && (n < NUM_NID)) | |
329 | { | |
330 | if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) | |
331 | { | |
332 | OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID); | |
333 | return(NULL); | |
334 | } | |
335 | return(nid_objs[n].sn); | |
336 | } | |
337 | else if (added == NULL) | |
338 | return(NULL); | |
339 | else | |
340 | { | |
341 | ad.type=ADDED_NID; | |
342 | ad.obj= &ob; | |
343 | ob.nid=n; | |
9d1a01be | 344 | adp=(ADDED_OBJ *)lh_retrieve(added,&ad); |
d02b48c6 RE |
345 | if (adp != NULL) |
346 | return(adp->obj->sn); | |
347 | else | |
348 | { | |
349 | OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID); | |
350 | return(NULL); | |
351 | } | |
352 | } | |
353 | } | |
354 | ||
6b691a5c | 355 | const char *OBJ_nid2ln(int n) |
d02b48c6 RE |
356 | { |
357 | ADDED_OBJ ad,*adp; | |
358 | ASN1_OBJECT ob; | |
359 | ||
360 | if ((n >= 0) && (n < NUM_NID)) | |
361 | { | |
362 | if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) | |
363 | { | |
364 | OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID); | |
365 | return(NULL); | |
366 | } | |
367 | return(nid_objs[n].ln); | |
368 | } | |
369 | else if (added == NULL) | |
370 | return(NULL); | |
371 | else | |
372 | { | |
373 | ad.type=ADDED_NID; | |
374 | ad.obj= &ob; | |
375 | ob.nid=n; | |
9d1a01be | 376 | adp=(ADDED_OBJ *)lh_retrieve(added,&ad); |
d02b48c6 RE |
377 | if (adp != NULL) |
378 | return(adp->obj->ln); | |
379 | else | |
380 | { | |
381 | OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID); | |
382 | return(NULL); | |
383 | } | |
384 | } | |
385 | } | |
386 | ||
8d28d5f8 | 387 | int OBJ_obj2nid(const ASN1_OBJECT *a) |
d02b48c6 RE |
388 | { |
389 | ASN1_OBJECT **op; | |
390 | ADDED_OBJ ad,*adp; | |
391 | ||
392 | if (a == NULL) | |
393 | return(NID_undef); | |
394 | if (a->nid != 0) | |
395 | return(a->nid); | |
396 | ||
397 | if (added != NULL) | |
398 | { | |
399 | ad.type=ADDED_DATA; | |
8d28d5f8 | 400 | ad.obj=(ASN1_OBJECT *)a; /* XXX: ugly but harmless */ |
9d1a01be | 401 | adp=(ADDED_OBJ *)lh_retrieve(added,&ad); |
d02b48c6 RE |
402 | if (adp != NULL) return (adp->obj->nid); |
403 | } | |
70f34a58 NL |
404 | op=(ASN1_OBJECT **)OBJ_bsearch((const char *)&a,(const char *)obj_objs, |
405 | NUM_OBJ, sizeof(ASN1_OBJECT *),obj_cmp); | |
d02b48c6 RE |
406 | if (op == NULL) |
407 | return(NID_undef); | |
408 | return((*op)->nid); | |
409 | } | |
410 | ||
2d723902 DSH |
411 | /* Convert an object name into an ASN1_OBJECT |
412 | * if "noname" is not set then search for short and long names first. | |
413 | * This will convert the "dotted" form into an object: unlike OBJ_txt2nid | |
414 | * it can be used with any objects, not just registered ones. | |
415 | */ | |
416 | ||
6b691a5c | 417 | ASN1_OBJECT *OBJ_txt2obj(const char *s, int no_name) |
d02b48c6 | 418 | { |
2d723902 DSH |
419 | int nid = NID_undef; |
420 | ASN1_OBJECT *op=NULL; | |
875a644a RL |
421 | unsigned char *buf; |
422 | unsigned char *p; | |
423 | const unsigned char *cp; | |
2d723902 DSH |
424 | int i, j; |
425 | ||
426 | if(!no_name) { | |
427 | if( ((nid = OBJ_sn2nid(s)) != NID_undef) || | |
428 | ((nid = OBJ_ln2nid(s)) != NID_undef) ) | |
429 | return OBJ_nid2obj(nid); | |
430 | } | |
d02b48c6 | 431 | |
2d723902 DSH |
432 | /* Work out size of content octets */ |
433 | i=a2d_ASN1_OBJECT(NULL,0,s,-1); | |
388ff0b0 | 434 | if (i <= 0) { |
452ae49d DSH |
435 | /* Don't clear the error */ |
436 | /*ERR_clear_error();*/ | |
388ff0b0 DSH |
437 | return NULL; |
438 | } | |
2d723902 DSH |
439 | /* Work out total size */ |
440 | j = ASN1_object_size(0,i,V_ASN1_OBJECT); | |
441 | ||
26a3a48d | 442 | if((buf=(unsigned char *)OPENSSL_malloc(j)) == NULL) return NULL; |
2d723902 DSH |
443 | |
444 | p = buf; | |
445 | /* Write out tag+length */ | |
446 | ASN1_put_object(&p,0,i,V_ASN1_OBJECT,V_ASN1_UNIVERSAL); | |
447 | /* Write out contents */ | |
448 | a2d_ASN1_OBJECT(p,i,s,-1); | |
875a644a RL |
449 | |
450 | cp=buf; | |
451 | op=d2i_ASN1_OBJECT(NULL,&cp,j); | |
26a3a48d | 452 | OPENSSL_free(buf); |
2d723902 | 453 | return op; |
d02b48c6 RE |
454 | } |
455 | ||
8d28d5f8 | 456 | int OBJ_obj2txt(char *buf, int buf_len, const ASN1_OBJECT *a, int no_name) |
3e3d2ea2 | 457 | { |
452ae49d DSH |
458 | int i,n=0,len,nid, first, use_bn; |
459 | BIGNUM *bl; | |
3e3d2ea2 DSH |
460 | unsigned long l; |
461 | unsigned char *p; | |
c046fffa | 462 | char tbuf[DECIMAL_SIZE(i)+DECIMAL_SIZE(l)+2]; |
3e3d2ea2 | 463 | |
3e3d2ea2 DSH |
464 | if ((a == NULL) || (a->data == NULL)) { |
465 | buf[0]='\0'; | |
466 | return(0); | |
467 | } | |
468 | ||
3e3d2ea2 | 469 | |
452ae49d DSH |
470 | if (!no_name && (nid=OBJ_obj2nid(a)) != NID_undef) |
471 | { | |
472 | const char *s; | |
473 | s=OBJ_nid2ln(nid); | |
474 | if (s == NULL) | |
475 | s=OBJ_nid2sn(nid); | |
476 | if (buf) | |
477 | BUF_strlcpy(buf,s,buf_len); | |
478 | n=strlen(s); | |
479 | return n; | |
3e3d2ea2 | 480 | } |
3e3d2ea2 | 481 | |
452ae49d DSH |
482 | |
483 | len=a->length; | |
484 | p=a->data; | |
485 | ||
486 | first = 1; | |
487 | bl = NULL; | |
488 | ||
489 | while (len > 0) | |
490 | { | |
3e3d2ea2 | 491 | l=0; |
452ae49d DSH |
492 | use_bn = 0; |
493 | for (;;) | |
494 | { | |
495 | unsigned char c = *p++; | |
496 | len--; | |
497 | if ((len == 0) && (c & 0x80)) | |
498 | goto err; | |
499 | if (use_bn) | |
500 | { | |
501 | if (!BN_add_word(bl, c & 0x7f)) | |
502 | goto err; | |
503 | } | |
504 | else | |
505 | l |= c & 0x7f; | |
506 | if (!(c & 0x80)) | |
507 | break; | |
508 | if (!use_bn && (l > (ULONG_MAX >> 7L))) | |
509 | { | |
510 | if (!bl && !(bl = BN_new())) | |
511 | goto err; | |
512 | if (!BN_set_word(bl, l)) | |
513 | goto err; | |
514 | use_bn = 1; | |
515 | } | |
516 | if (use_bn) | |
517 | { | |
518 | if (!BN_lshift(bl, bl, 7)) | |
519 | goto err; | |
520 | } | |
521 | else | |
522 | l<<=7L; | |
523 | } | |
524 | ||
525 | if (first) | |
526 | { | |
527 | first = 0; | |
528 | if (l >= 80) | |
529 | { | |
530 | i = 2; | |
531 | if (use_bn) | |
532 | { | |
533 | if (!BN_sub_word(bl, 80)) | |
534 | goto err; | |
535 | } | |
536 | else | |
537 | l -= 80; | |
538 | } | |
539 | else | |
540 | { | |
541 | i=(int)(l/40); | |
542 | l-=(long)(i*40); | |
543 | } | |
544 | if (buf && (buf_len > 0)) | |
545 | { | |
546 | *buf++ = i + '0'; | |
547 | buf_len--; | |
548 | } | |
549 | n++; | |
550 | } | |
551 | ||
552 | if (use_bn) | |
553 | { | |
554 | char *bndec; | |
555 | bndec = BN_bn2dec(bl); | |
556 | if (!bndec) | |
557 | goto err; | |
558 | i = strlen(bndec); | |
559 | if (buf) | |
560 | { | |
3e3d2ea2 | 561 | if (buf_len > 0) |
452ae49d DSH |
562 | { |
563 | *buf++ = '.'; | |
564 | buf_len--; | |
565 | } | |
566 | BUF_strlcpy(buf,bndec,buf_len); | |
9c339a72 DSH |
567 | if (i > buf_len) |
568 | { | |
569 | buf += buf_len; | |
570 | buf_len = 0; | |
571 | } | |
572 | else | |
573 | { | |
574 | buf+=i; | |
575 | buf_len-=i; | |
576 | } | |
452ae49d DSH |
577 | } |
578 | n++; | |
579 | n += i; | |
452ae49d DSH |
580 | OPENSSL_free(bndec); |
581 | } | |
582 | else | |
583 | { | |
584 | BIO_snprintf(tbuf,sizeof tbuf,".%lu",l); | |
585 | i=strlen(tbuf); | |
586 | if (buf && (buf_len > 0)) | |
587 | { | |
588 | BUF_strlcpy(buf,tbuf,buf_len); | |
9c339a72 DSH |
589 | if (i > buf_len) |
590 | { | |
591 | buf += buf_len; | |
592 | buf_len = 0; | |
593 | } | |
594 | else | |
595 | { | |
596 | buf+=i; | |
597 | buf_len-=i; | |
598 | } | |
452ae49d | 599 | } |
452ae49d DSH |
600 | n+=i; |
601 | l=0; | |
3e3d2ea2 | 602 | } |
3e3d2ea2 | 603 | } |
452ae49d DSH |
604 | |
605 | if (bl) | |
606 | BN_free(bl); | |
607 | return n; | |
608 | ||
609 | err: | |
610 | if (bl) | |
611 | BN_free(bl); | |
612 | return -1; | |
3e3d2ea2 DSH |
613 | } |
614 | ||
8d28d5f8 | 615 | int OBJ_txt2nid(const char *s) |
2d723902 DSH |
616 | { |
617 | ASN1_OBJECT *obj; | |
618 | int nid; | |
619 | obj = OBJ_txt2obj(s, 0); | |
620 | nid = OBJ_obj2nid(obj); | |
621 | ASN1_OBJECT_free(obj); | |
622 | return nid; | |
623 | } | |
624 | ||
6b691a5c | 625 | int OBJ_ln2nid(const char *s) |
d02b48c6 RE |
626 | { |
627 | ASN1_OBJECT o,*oo= &o,**op; | |
628 | ADDED_OBJ ad,*adp; | |
629 | ||
630 | o.ln=s; | |
631 | if (added != NULL) | |
632 | { | |
633 | ad.type=ADDED_LNAME; | |
634 | ad.obj= &o; | |
9d1a01be | 635 | adp=(ADDED_OBJ *)lh_retrieve(added,&ad); |
d02b48c6 RE |
636 | if (adp != NULL) return (adp->obj->nid); |
637 | } | |
70f34a58 | 638 | op=(ASN1_OBJECT **)OBJ_bsearch((char *)&oo,(char *)ln_objs, NUM_LN, |
13083215 | 639 | sizeof(ASN1_OBJECT *),ln_cmp); |
d02b48c6 RE |
640 | if (op == NULL) return(NID_undef); |
641 | return((*op)->nid); | |
642 | } | |
643 | ||
6b691a5c | 644 | int OBJ_sn2nid(const char *s) |
d02b48c6 RE |
645 | { |
646 | ASN1_OBJECT o,*oo= &o,**op; | |
647 | ADDED_OBJ ad,*adp; | |
648 | ||
649 | o.sn=s; | |
650 | if (added != NULL) | |
651 | { | |
652 | ad.type=ADDED_SNAME; | |
653 | ad.obj= &o; | |
9d1a01be | 654 | adp=(ADDED_OBJ *)lh_retrieve(added,&ad); |
d02b48c6 RE |
655 | if (adp != NULL) return (adp->obj->nid); |
656 | } | |
657 | op=(ASN1_OBJECT **)OBJ_bsearch((char *)&oo,(char *)sn_objs,NUM_SN, | |
13083215 | 658 | sizeof(ASN1_OBJECT *),sn_cmp); |
d02b48c6 RE |
659 | if (op == NULL) return(NID_undef); |
660 | return((*op)->nid); | |
661 | } | |
662 | ||
13083215 | 663 | static int obj_cmp(const void *ap, const void *bp) |
d02b48c6 RE |
664 | { |
665 | int j; | |
70f34a58 NL |
666 | const ASN1_OBJECT *a= *(ASN1_OBJECT * const *)ap; |
667 | const ASN1_OBJECT *b= *(ASN1_OBJECT * const *)bp; | |
d02b48c6 RE |
668 | |
669 | j=(a->length - b->length); | |
670 | if (j) return(j); | |
671 | return(memcmp(a->data,b->data,a->length)); | |
672 | } | |
673 | ||
8d28d5f8 RL |
674 | const char *OBJ_bsearch(const char *key, const char *base, int num, int size, |
675 | int (*cmp)(const void *, const void *)) | |
d02b48c6 | 676 | { |
ea5240a5 RL |
677 | return OBJ_bsearch_ex(key, base, num, size, cmp, 0); |
678 | } | |
679 | ||
680 | const char *OBJ_bsearch_ex(const char *key, const char *base, int num, | |
681 | int size, int (*cmp)(const void *, const void *), int flags) | |
682 | { | |
54dbdd98 | 683 | int l,h,i=0,c=0; |
ea5240a5 | 684 | const char *p = NULL; |
d02b48c6 RE |
685 | |
686 | if (num == 0) return(NULL); | |
687 | l=0; | |
688 | h=num; | |
689 | while (l < h) | |
690 | { | |
691 | i=(l+h)/2; | |
692 | p= &(base[i*size]); | |
693 | c=(*cmp)(key,p); | |
694 | if (c < 0) | |
695 | h=i; | |
696 | else if (c > 0) | |
697 | l=i+1; | |
698 | else | |
ea5240a5 | 699 | break; |
d02b48c6 | 700 | } |
a53955d8 UM |
701 | #ifdef CHARSET_EBCDIC |
702 | /* THIS IS A KLUDGE - Because the *_obj is sorted in ASCII order, and | |
703 | * I don't have perl (yet), we revert to a *LINEAR* search | |
704 | * when the object wasn't found in the binary search. | |
705 | */ | |
ea5240a5 RL |
706 | if (c != 0) |
707 | { | |
708 | for (i=0; i<num; ++i) | |
709 | { | |
710 | p= &(base[i*size]); | |
711 | c = (*cmp)(key,p); | |
712 | if (c == 0 || (c < 0 && (flags & OBJ_BSEARCH_VALUE_ON_NOMATCH))) | |
713 | return p; | |
714 | } | |
715 | } | |
a53955d8 | 716 | #endif |
ea5240a5 RL |
717 | if (c != 0 && !(flags & OBJ_BSEARCH_VALUE_ON_NOMATCH)) |
718 | p = NULL; | |
719 | else if (c == 0 && (flags & OBJ_BSEARCH_FIRST_VALUE_ON_MATCH)) | |
720 | { | |
721 | while(i > 0 && (*cmp)(key,&(base[(i-1)*size])) == 0) | |
722 | i--; | |
723 | p = &(base[i*size]); | |
724 | } | |
725 | return(p); | |
d02b48c6 RE |
726 | } |
727 | ||
6b691a5c | 728 | int OBJ_create_objects(BIO *in) |
58964a49 RE |
729 | { |
730 | MS_STATIC char buf[512]; | |
dfeab068 | 731 | int i,num=0; |
58964a49 RE |
732 | char *o,*s,*l=NULL; |
733 | ||
734 | for (;;) | |
735 | { | |
736 | s=o=NULL; | |
737 | i=BIO_gets(in,buf,512); | |
738 | if (i <= 0) return(num); | |
739 | buf[i-1]='\0'; | |
84a370a4 | 740 | if (!isalnum((unsigned char)buf[0])) return(num); |
58964a49 | 741 | o=s=buf; |
84a370a4 | 742 | while (isdigit((unsigned char)*s) || (*s == '.')) |
58964a49 RE |
743 | s++; |
744 | if (*s != '\0') | |
745 | { | |
746 | *(s++)='\0'; | |
84a370a4 | 747 | while (isspace((unsigned char)*s)) |
58964a49 RE |
748 | s++; |
749 | if (*s == '\0') | |
750 | s=NULL; | |
751 | else | |
752 | { | |
753 | l=s; | |
84a370a4 | 754 | while ((*l != '\0') && !isspace((unsigned char)*l)) |
58964a49 RE |
755 | l++; |
756 | if (*l != '\0') | |
757 | { | |
758 | *(l++)='\0'; | |
84a370a4 | 759 | while (isspace((unsigned char)*l)) |
58964a49 RE |
760 | l++; |
761 | if (*l == '\0') l=NULL; | |
762 | } | |
763 | else | |
764 | l=NULL; | |
765 | } | |
766 | } | |
767 | else | |
768 | s=NULL; | |
769 | if ((o == NULL) || (*o == '\0')) return(num); | |
770 | if (!OBJ_create(o,s,l)) return(num); | |
771 | num++; | |
772 | } | |
dfeab068 | 773 | /* return(num); */ |
58964a49 RE |
774 | } |
775 | ||
8d28d5f8 | 776 | int OBJ_create(const char *oid, const char *sn, const char *ln) |
d02b48c6 RE |
777 | { |
778 | int ok=0; | |
779 | ASN1_OBJECT *op=NULL; | |
780 | unsigned char *buf; | |
781 | int i; | |
782 | ||
783 | i=a2d_ASN1_OBJECT(NULL,0,oid,-1); | |
784 | if (i <= 0) return(0); | |
785 | ||
26a3a48d | 786 | if ((buf=(unsigned char *)OPENSSL_malloc(i)) == NULL) |
d02b48c6 | 787 | { |
a0e7c8ee | 788 | OBJerr(OBJ_F_OBJ_CREATE,ERR_R_MALLOC_FAILURE); |
d02b48c6 RE |
789 | return(0); |
790 | } | |
791 | i=a2d_ASN1_OBJECT(buf,i,oid,-1); | |
083100e2 RL |
792 | if (i == 0) |
793 | goto err; | |
d02b48c6 RE |
794 | op=(ASN1_OBJECT *)ASN1_OBJECT_create(OBJ_new_nid(1),buf,i,sn,ln); |
795 | if (op == NULL) | |
796 | goto err; | |
797 | ok=OBJ_add_object(op); | |
798 | err: | |
799 | ASN1_OBJECT_free(op); | |
26a3a48d | 800 | OPENSSL_free(buf); |
d02b48c6 RE |
801 | return(ok); |
802 | } | |
58964a49 | 803 |