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author | tedu <> | 2014-04-18 00:10:08 +0000 |
---|---|---|
committer | tedu <> | 2014-04-18 00:10:08 +0000 |
commit | 07f5c09b19f56c323fa22ebd5efb5a4df9f5dc4d (patch) | |
tree | 6327d50d69a1982f840dc68fe928ea459e2c41e0 /src/lib/libcrypto/asn1/tasn_dec.c | |
parent | 288a9e368d9d4a72792b12a00ad69e3592d94073 (diff) | |
download | openbsd-07f5c09b19f56c323fa22ebd5efb5a4df9f5dc4d.tar.gz openbsd-07f5c09b19f56c323fa22ebd5efb5a4df9f5dc4d.tar.bz2 openbsd-07f5c09b19f56c323fa22ebd5efb5a4df9f5dc4d.zip |
putting most of the braces in the right column is the very least we can do.
Diffstat (limited to 'src/lib/libcrypto/asn1/tasn_dec.c')
-rw-r--r-- | src/lib/libcrypto/asn1/tasn_dec.c | 468 |
1 files changed, 234 insertions, 234 deletions
diff --git a/src/lib/libcrypto/asn1/tasn_dec.c b/src/lib/libcrypto/asn1/tasn_dec.c index c594db9140..0df42a4a93 100644 --- a/src/lib/libcrypto/asn1/tasn_dec.c +++ b/src/lib/libcrypto/asn1/tasn_dec.c | |||
@@ -103,13 +103,13 @@ B_ASN1_T61STRING,B_ASN1_VIDEOTEXSTRING,B_ASN1_IA5STRING, /* tags 20-22 */ | |||
103 | B_ASN1_UTCTIME, B_ASN1_GENERALIZEDTIME, /* tags 23-24 */ | 103 | B_ASN1_UTCTIME, B_ASN1_GENERALIZEDTIME, /* tags 23-24 */ |
104 | B_ASN1_GRAPHICSTRING,B_ASN1_ISO64STRING,B_ASN1_GENERALSTRING, /* tags 25-27 */ | 104 | B_ASN1_GRAPHICSTRING,B_ASN1_ISO64STRING,B_ASN1_GENERALSTRING, /* tags 25-27 */ |
105 | B_ASN1_UNIVERSALSTRING,B_ASN1_UNKNOWN,B_ASN1_BMPSTRING,B_ASN1_UNKNOWN, /* tags 28-31 */ | 105 | B_ASN1_UNIVERSALSTRING,B_ASN1_UNKNOWN,B_ASN1_BMPSTRING,B_ASN1_UNKNOWN, /* tags 28-31 */ |
106 | }; | 106 | }; |
107 | 107 | ||
108 | unsigned long ASN1_tag2bit(int tag) | 108 | unsigned long ASN1_tag2bit(int tag) |
109 | { | 109 | { |
110 | if ((tag < 0) || (tag > 30)) return 0; | 110 | if ((tag < 0) || (tag > 30)) return 0; |
111 | return tag2bit[tag]; | 111 | return tag2bit[tag]; |
112 | } | 112 | } |
113 | 113 | ||
114 | /* Macro to initialize and invalidate the cache */ | 114 | /* Macro to initialize and invalidate the cache */ |
115 | 115 | ||
@@ -127,7 +127,7 @@ unsigned long ASN1_tag2bit(int tag) | |||
127 | 127 | ||
128 | ASN1_VALUE *ASN1_item_d2i(ASN1_VALUE **pval, | 128 | ASN1_VALUE *ASN1_item_d2i(ASN1_VALUE **pval, |
129 | const unsigned char **in, long len, const ASN1_ITEM *it) | 129 | const unsigned char **in, long len, const ASN1_ITEM *it) |
130 | { | 130 | { |
131 | ASN1_TLC c; | 131 | ASN1_TLC c; |
132 | ASN1_VALUE *ptmpval = NULL; | 132 | ASN1_VALUE *ptmpval = NULL; |
133 | if (!pval) | 133 | if (!pval) |
@@ -136,15 +136,15 @@ ASN1_VALUE *ASN1_item_d2i(ASN1_VALUE **pval, | |||
136 | if (ASN1_item_ex_d2i(pval, in, len, it, -1, 0, 0, &c) > 0) | 136 | if (ASN1_item_ex_d2i(pval, in, len, it, -1, 0, 0, &c) > 0) |
137 | return *pval; | 137 | return *pval; |
138 | return NULL; | 138 | return NULL; |
139 | } | 139 | } |
140 | 140 | ||
141 | int ASN1_template_d2i(ASN1_VALUE **pval, | 141 | int ASN1_template_d2i(ASN1_VALUE **pval, |
142 | const unsigned char **in, long len, const ASN1_TEMPLATE *tt) | 142 | const unsigned char **in, long len, const ASN1_TEMPLATE *tt) |
143 | { | 143 | { |
144 | ASN1_TLC c; | 144 | ASN1_TLC c; |
145 | asn1_tlc_clear_nc(&c); | 145 | asn1_tlc_clear_nc(&c); |
146 | return asn1_template_ex_d2i(pval, in, len, tt, 0, &c); | 146 | return asn1_template_ex_d2i(pval, in, len, tt, 0, &c); |
147 | } | 147 | } |
148 | 148 | ||
149 | 149 | ||
150 | /* Decode an item, taking care of IMPLICIT tagging, if any. | 150 | /* Decode an item, taking care of IMPLICIT tagging, if any. |
@@ -154,7 +154,7 @@ int ASN1_template_d2i(ASN1_VALUE **pval, | |||
154 | int ASN1_item_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, | 154 | int ASN1_item_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, |
155 | const ASN1_ITEM *it, | 155 | const ASN1_ITEM *it, |
156 | int tag, int aclass, char opt, ASN1_TLC *ctx) | 156 | int tag, int aclass, char opt, ASN1_TLC *ctx) |
157 | { | 157 | { |
158 | const ASN1_TEMPLATE *tt, *errtt = NULL; | 158 | const ASN1_TEMPLATE *tt, *errtt = NULL; |
159 | const ASN1_COMPAT_FUNCS *cf; | 159 | const ASN1_COMPAT_FUNCS *cf; |
160 | const ASN1_EXTERN_FUNCS *ef; | 160 | const ASN1_EXTERN_FUNCS *ef; |
@@ -176,10 +176,10 @@ int ASN1_item_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, | |||
176 | else asn1_cb = 0; | 176 | else asn1_cb = 0; |
177 | 177 | ||
178 | switch(it->itype) | 178 | switch(it->itype) |
179 | { | 179 | { |
180 | case ASN1_ITYPE_PRIMITIVE: | 180 | case ASN1_ITYPE_PRIMITIVE: |
181 | if (it->templates) | 181 | if (it->templates) |
182 | { | 182 | { |
183 | /* tagging or OPTIONAL is currently illegal on an item | 183 | /* tagging or OPTIONAL is currently illegal on an item |
184 | * template because the flags can't get passed down. | 184 | * template because the flags can't get passed down. |
185 | * In practice this isn't a problem: we include the | 185 | * In practice this isn't a problem: we include the |
@@ -187,14 +187,14 @@ int ASN1_item_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, | |||
187 | * template itself. | 187 | * template itself. |
188 | */ | 188 | */ |
189 | if ((tag != -1) || opt) | 189 | if ((tag != -1) || opt) |
190 | { | 190 | { |
191 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, | 191 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, |
192 | ASN1_R_ILLEGAL_OPTIONS_ON_ITEM_TEMPLATE); | 192 | ASN1_R_ILLEGAL_OPTIONS_ON_ITEM_TEMPLATE); |
193 | goto err; | 193 | goto err; |
194 | } | 194 | } |
195 | return asn1_template_ex_d2i(pval, in, len, | 195 | return asn1_template_ex_d2i(pval, in, len, |
196 | it->templates, opt, ctx); | 196 | it->templates, opt, ctx); |
197 | } | 197 | } |
198 | return asn1_d2i_ex_primitive(pval, in, len, it, | 198 | return asn1_d2i_ex_primitive(pval, in, len, it, |
199 | tag, aclass, opt, ctx); | 199 | tag, aclass, opt, ctx); |
200 | break; | 200 | break; |
@@ -205,31 +205,31 @@ int ASN1_item_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, | |||
205 | ret = asn1_check_tlen(NULL, &otag, &oclass, NULL, NULL, | 205 | ret = asn1_check_tlen(NULL, &otag, &oclass, NULL, NULL, |
206 | &p, len, -1, 0, 1, ctx); | 206 | &p, len, -1, 0, 1, ctx); |
207 | if (!ret) | 207 | if (!ret) |
208 | { | 208 | { |
209 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, | 209 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, |
210 | ERR_R_NESTED_ASN1_ERROR); | 210 | ERR_R_NESTED_ASN1_ERROR); |
211 | goto err; | 211 | goto err; |
212 | } | 212 | } |
213 | 213 | ||
214 | /* Must be UNIVERSAL class */ | 214 | /* Must be UNIVERSAL class */ |
215 | if (oclass != V_ASN1_UNIVERSAL) | 215 | if (oclass != V_ASN1_UNIVERSAL) |
216 | { | 216 | { |
217 | /* If OPTIONAL, assume this is OK */ | 217 | /* If OPTIONAL, assume this is OK */ |
218 | if (opt) return -1; | 218 | if (opt) return -1; |
219 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, | 219 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, |
220 | ASN1_R_MSTRING_NOT_UNIVERSAL); | 220 | ASN1_R_MSTRING_NOT_UNIVERSAL); |
221 | goto err; | 221 | goto err; |
222 | } | 222 | } |
223 | /* Check tag matches bit map */ | 223 | /* Check tag matches bit map */ |
224 | if (!(ASN1_tag2bit(otag) & it->utype)) | 224 | if (!(ASN1_tag2bit(otag) & it->utype)) |
225 | { | 225 | { |
226 | /* If OPTIONAL, assume this is OK */ | 226 | /* If OPTIONAL, assume this is OK */ |
227 | if (opt) | 227 | if (opt) |
228 | return -1; | 228 | return -1; |
229 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, | 229 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, |
230 | ASN1_R_MSTRING_WRONG_TAG); | 230 | ASN1_R_MSTRING_WRONG_TAG); |
231 | goto err; | 231 | goto err; |
232 | } | 232 | } |
233 | return asn1_d2i_ex_primitive(pval, in, len, | 233 | return asn1_d2i_ex_primitive(pval, in, len, |
234 | it, otag, 0, 0, ctx); | 234 | it, otag, 0, 0, ctx); |
235 | 235 | ||
@@ -245,7 +245,7 @@ int ASN1_item_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, | |||
245 | 245 | ||
246 | /* If OPTIONAL see if it is there */ | 246 | /* If OPTIONAL see if it is there */ |
247 | if (opt) | 247 | if (opt) |
248 | { | 248 | { |
249 | int exptag; | 249 | int exptag; |
250 | p = *in; | 250 | p = *in; |
251 | if (tag == -1) | 251 | if (tag == -1) |
@@ -257,14 +257,14 @@ int ASN1_item_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, | |||
257 | ret = asn1_check_tlen(NULL, NULL, NULL, NULL, NULL, | 257 | ret = asn1_check_tlen(NULL, NULL, NULL, NULL, NULL, |
258 | &p, len, exptag, aclass, 1, ctx); | 258 | &p, len, exptag, aclass, 1, ctx); |
259 | if (!ret) | 259 | if (!ret) |
260 | { | 260 | { |
261 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, | 261 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, |
262 | ERR_R_NESTED_ASN1_ERROR); | 262 | ERR_R_NESTED_ASN1_ERROR); |
263 | goto err; | 263 | goto err; |
264 | } | 264 | } |
265 | if (ret == -1) | 265 | if (ret == -1) |
266 | return -1; | 266 | return -1; |
267 | } | 267 | } |
268 | 268 | ||
269 | /* This is the old style evil hack IMPLICIT handling: | 269 | /* This is the old style evil hack IMPLICIT handling: |
270 | * since the underlying code is expecting a tag and | 270 | * since the underlying code is expecting a tag and |
@@ -282,18 +282,18 @@ int ASN1_item_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, | |||
282 | */ | 282 | */ |
283 | 283 | ||
284 | if (tag != -1) | 284 | if (tag != -1) |
285 | { | 285 | { |
286 | wp = *(unsigned char **)in; | 286 | wp = *(unsigned char **)in; |
287 | imphack = *wp; | 287 | imphack = *wp; |
288 | if (p == NULL) | 288 | if (p == NULL) |
289 | { | 289 | { |
290 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, | 290 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, |
291 | ERR_R_NESTED_ASN1_ERROR); | 291 | ERR_R_NESTED_ASN1_ERROR); |
292 | goto err; | 292 | goto err; |
293 | } | 293 | } |
294 | *wp = (unsigned char)((*p & V_ASN1_CONSTRUCTED) | 294 | *wp = (unsigned char)((*p & V_ASN1_CONSTRUCTED) |
295 | | it->utype); | 295 | | it->utype); |
296 | } | 296 | } |
297 | 297 | ||
298 | ptmpval = cf->asn1_d2i(pval, in, len); | 298 | ptmpval = cf->asn1_d2i(pval, in, len); |
299 | 299 | ||
@@ -313,15 +313,15 @@ int ASN1_item_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, | |||
313 | 313 | ||
314 | /* Allocate structure */ | 314 | /* Allocate structure */ |
315 | if (!*pval && !ASN1_item_ex_new(pval, it)) | 315 | if (!*pval && !ASN1_item_ex_new(pval, it)) |
316 | { | 316 | { |
317 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, | 317 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, |
318 | ERR_R_NESTED_ASN1_ERROR); | 318 | ERR_R_NESTED_ASN1_ERROR); |
319 | goto err; | 319 | goto err; |
320 | } | 320 | } |
321 | /* CHOICE type, try each possibility in turn */ | 321 | /* CHOICE type, try each possibility in turn */ |
322 | p = *in; | 322 | p = *in; |
323 | for (i = 0, tt=it->templates; i < it->tcount; i++, tt++) | 323 | for (i = 0, tt=it->templates; i < it->tcount; i++, tt++) |
324 | { | 324 | { |
325 | pchptr = asn1_get_field_ptr(pval, tt); | 325 | pchptr = asn1_get_field_ptr(pval, tt); |
326 | /* We mark field as OPTIONAL so its absence | 326 | /* We mark field as OPTIONAL so its absence |
327 | * can be recognised. | 327 | * can be recognised. |
@@ -338,22 +338,22 @@ int ASN1_item_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, | |||
338 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, | 338 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, |
339 | ERR_R_NESTED_ASN1_ERROR); | 339 | ERR_R_NESTED_ASN1_ERROR); |
340 | goto err; | 340 | goto err; |
341 | } | 341 | } |
342 | 342 | ||
343 | /* Did we fall off the end without reading anything? */ | 343 | /* Did we fall off the end without reading anything? */ |
344 | if (i == it->tcount) | 344 | if (i == it->tcount) |
345 | { | 345 | { |
346 | /* If OPTIONAL, this is OK */ | 346 | /* If OPTIONAL, this is OK */ |
347 | if (opt) | 347 | if (opt) |
348 | { | 348 | { |
349 | /* Free and zero it */ | 349 | /* Free and zero it */ |
350 | ASN1_item_ex_free(pval, it); | 350 | ASN1_item_ex_free(pval, it); |
351 | return -1; | 351 | return -1; |
352 | } | 352 | } |
353 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, | 353 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, |
354 | ASN1_R_NO_MATCHING_CHOICE_TYPE); | 354 | ASN1_R_NO_MATCHING_CHOICE_TYPE); |
355 | goto err; | 355 | goto err; |
356 | } | 356 | } |
357 | 357 | ||
358 | asn1_set_choice_selector(pval, i, it); | 358 | asn1_set_choice_selector(pval, i, it); |
359 | *in = p; | 359 | *in = p; |
@@ -368,48 +368,48 @@ int ASN1_item_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, | |||
368 | 368 | ||
369 | /* If no IMPLICIT tagging set to SEQUENCE, UNIVERSAL */ | 369 | /* If no IMPLICIT tagging set to SEQUENCE, UNIVERSAL */ |
370 | if (tag == -1) | 370 | if (tag == -1) |
371 | { | 371 | { |
372 | tag = V_ASN1_SEQUENCE; | 372 | tag = V_ASN1_SEQUENCE; |
373 | aclass = V_ASN1_UNIVERSAL; | 373 | aclass = V_ASN1_UNIVERSAL; |
374 | } | 374 | } |
375 | /* Get SEQUENCE length and update len, p */ | 375 | /* Get SEQUENCE length and update len, p */ |
376 | ret = asn1_check_tlen(&len, NULL, NULL, &seq_eoc, &cst, | 376 | ret = asn1_check_tlen(&len, NULL, NULL, &seq_eoc, &cst, |
377 | &p, len, tag, aclass, opt, ctx); | 377 | &p, len, tag, aclass, opt, ctx); |
378 | if (!ret) | 378 | if (!ret) |
379 | { | 379 | { |
380 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, | 380 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, |
381 | ERR_R_NESTED_ASN1_ERROR); | 381 | ERR_R_NESTED_ASN1_ERROR); |
382 | goto err; | 382 | goto err; |
383 | } | 383 | } |
384 | else if (ret == -1) | 384 | else if (ret == -1) |
385 | return -1; | 385 | return -1; |
386 | if (aux && (aux->flags & ASN1_AFLG_BROKEN)) | 386 | if (aux && (aux->flags & ASN1_AFLG_BROKEN)) |
387 | { | 387 | { |
388 | len = tmplen - (p - *in); | 388 | len = tmplen - (p - *in); |
389 | seq_nolen = 1; | 389 | seq_nolen = 1; |
390 | } | 390 | } |
391 | /* If indefinite we don't do a length check */ | 391 | /* If indefinite we don't do a length check */ |
392 | else seq_nolen = seq_eoc; | 392 | else seq_nolen = seq_eoc; |
393 | if (!cst) | 393 | if (!cst) |
394 | { | 394 | { |
395 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, | 395 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, |
396 | ASN1_R_SEQUENCE_NOT_CONSTRUCTED); | 396 | ASN1_R_SEQUENCE_NOT_CONSTRUCTED); |
397 | goto err; | 397 | goto err; |
398 | } | 398 | } |
399 | 399 | ||
400 | if (!*pval && !ASN1_item_ex_new(pval, it)) | 400 | if (!*pval && !ASN1_item_ex_new(pval, it)) |
401 | { | 401 | { |
402 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, | 402 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, |
403 | ERR_R_NESTED_ASN1_ERROR); | 403 | ERR_R_NESTED_ASN1_ERROR); |
404 | goto err; | 404 | goto err; |
405 | } | 405 | } |
406 | 406 | ||
407 | if (asn1_cb && !asn1_cb(ASN1_OP_D2I_PRE, pval, it, NULL)) | 407 | if (asn1_cb && !asn1_cb(ASN1_OP_D2I_PRE, pval, it, NULL)) |
408 | goto auxerr; | 408 | goto auxerr; |
409 | 409 | ||
410 | /* Get each field entry */ | 410 | /* Get each field entry */ |
411 | for (i = 0, tt = it->templates; i < it->tcount; i++, tt++) | 411 | for (i = 0, tt = it->templates; i < it->tcount; i++, tt++) |
412 | { | 412 | { |
413 | const ASN1_TEMPLATE *seqtt; | 413 | const ASN1_TEMPLATE *seqtt; |
414 | ASN1_VALUE **pseqval; | 414 | ASN1_VALUE **pseqval; |
415 | seqtt = asn1_do_adb(pval, tt, 1); | 415 | seqtt = asn1_do_adb(pval, tt, 1); |
@@ -421,18 +421,18 @@ int ASN1_item_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, | |||
421 | break; | 421 | break; |
422 | q = p; | 422 | q = p; |
423 | if (asn1_check_eoc(&p, len)) | 423 | if (asn1_check_eoc(&p, len)) |
424 | { | 424 | { |
425 | if (!seq_eoc) | 425 | if (!seq_eoc) |
426 | { | 426 | { |
427 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, | 427 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, |
428 | ASN1_R_UNEXPECTED_EOC); | 428 | ASN1_R_UNEXPECTED_EOC); |
429 | goto err; | 429 | goto err; |
430 | } | 430 | } |
431 | len -= p - q; | 431 | len -= p - q; |
432 | seq_eoc = 0; | 432 | seq_eoc = 0; |
433 | q = p; | 433 | q = p; |
434 | break; | 434 | break; |
435 | } | 435 | } |
436 | /* This determines the OPTIONAL flag value. The field | 436 | /* This determines the OPTIONAL flag value. The field |
437 | * cannot be omitted if it is the last of a SEQUENCE | 437 | * cannot be omitted if it is the last of a SEQUENCE |
438 | * and there is still data to be read. This isn't | 438 | * and there is still data to be read. This isn't |
@@ -448,60 +448,60 @@ int ASN1_item_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, | |||
448 | ret = asn1_template_ex_d2i(pseqval, &p, len, | 448 | ret = asn1_template_ex_d2i(pseqval, &p, len, |
449 | seqtt, isopt, ctx); | 449 | seqtt, isopt, ctx); |
450 | if (!ret) | 450 | if (!ret) |
451 | { | 451 | { |
452 | errtt = seqtt; | 452 | errtt = seqtt; |
453 | goto err; | 453 | goto err; |
454 | } | 454 | } |
455 | else if (ret == -1) | 455 | else if (ret == -1) |
456 | { | 456 | { |
457 | /* OPTIONAL component absent. | 457 | /* OPTIONAL component absent. |
458 | * Free and zero the field. | 458 | * Free and zero the field. |
459 | */ | 459 | */ |
460 | ASN1_template_free(pseqval, seqtt); | 460 | ASN1_template_free(pseqval, seqtt); |
461 | continue; | 461 | continue; |
462 | } | 462 | } |
463 | /* Update length */ | 463 | /* Update length */ |
464 | len -= p - q; | 464 | len -= p - q; |
465 | } | 465 | } |
466 | 466 | ||
467 | /* Check for EOC if expecting one */ | 467 | /* Check for EOC if expecting one */ |
468 | if (seq_eoc && !asn1_check_eoc(&p, len)) | 468 | if (seq_eoc && !asn1_check_eoc(&p, len)) |
469 | { | 469 | { |
470 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, ASN1_R_MISSING_EOC); | 470 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, ASN1_R_MISSING_EOC); |
471 | goto err; | 471 | goto err; |
472 | } | 472 | } |
473 | /* Check all data read */ | 473 | /* Check all data read */ |
474 | if (!seq_nolen && len) | 474 | if (!seq_nolen && len) |
475 | { | 475 | { |
476 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, | 476 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, |
477 | ASN1_R_SEQUENCE_LENGTH_MISMATCH); | 477 | ASN1_R_SEQUENCE_LENGTH_MISMATCH); |
478 | goto err; | 478 | goto err; |
479 | } | 479 | } |
480 | 480 | ||
481 | /* If we get here we've got no more data in the SEQUENCE, | 481 | /* If we get here we've got no more data in the SEQUENCE, |
482 | * however we may not have read all fields so check all | 482 | * however we may not have read all fields so check all |
483 | * remaining are OPTIONAL and clear any that are. | 483 | * remaining are OPTIONAL and clear any that are. |
484 | */ | 484 | */ |
485 | for (; i < it->tcount; tt++, i++) | 485 | for (; i < it->tcount; tt++, i++) |
486 | { | 486 | { |
487 | const ASN1_TEMPLATE *seqtt; | 487 | const ASN1_TEMPLATE *seqtt; |
488 | seqtt = asn1_do_adb(pval, tt, 1); | 488 | seqtt = asn1_do_adb(pval, tt, 1); |
489 | if (!seqtt) | 489 | if (!seqtt) |
490 | goto err; | 490 | goto err; |
491 | if (seqtt->flags & ASN1_TFLG_OPTIONAL) | 491 | if (seqtt->flags & ASN1_TFLG_OPTIONAL) |
492 | { | 492 | { |
493 | ASN1_VALUE **pseqval; | 493 | ASN1_VALUE **pseqval; |
494 | pseqval = asn1_get_field_ptr(pval, seqtt); | 494 | pseqval = asn1_get_field_ptr(pval, seqtt); |
495 | ASN1_template_free(pseqval, seqtt); | 495 | ASN1_template_free(pseqval, seqtt); |
496 | } | 496 | } |
497 | else | 497 | else |
498 | { | 498 | { |
499 | errtt = seqtt; | 499 | errtt = seqtt; |
500 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, | 500 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, |
501 | ASN1_R_FIELD_MISSING); | 501 | ASN1_R_FIELD_MISSING); |
502 | goto err; | 502 | goto err; |
503 | } | ||
504 | } | 503 | } |
504 | } | ||
505 | /* Save encoding */ | 505 | /* Save encoding */ |
506 | if (!asn1_enc_save(pval, *in, p - *in, it)) | 506 | if (!asn1_enc_save(pval, *in, p - *in, it)) |
507 | goto auxerr; | 507 | goto auxerr; |
@@ -512,7 +512,7 @@ int ASN1_item_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, | |||
512 | 512 | ||
513 | default: | 513 | default: |
514 | return 0; | 514 | return 0; |
515 | } | 515 | } |
516 | auxerr: | 516 | auxerr: |
517 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, ASN1_R_AUX_ERROR); | 517 | ASN1err(ASN1_F_ASN1_ITEM_EX_D2I, ASN1_R_AUX_ERROR); |
518 | err: | 518 | err: |
@@ -523,7 +523,7 @@ int ASN1_item_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, | |||
523 | else | 523 | else |
524 | ERR_add_error_data(2, "Type=", it->sname); | 524 | ERR_add_error_data(2, "Type=", it->sname); |
525 | return 0; | 525 | return 0; |
526 | } | 526 | } |
527 | 527 | ||
528 | /* Templates are handled with two separate functions. | 528 | /* Templates are handled with two separate functions. |
529 | * One handles any EXPLICIT tag and the other handles the rest. | 529 | * One handles any EXPLICIT tag and the other handles the rest. |
@@ -533,7 +533,7 @@ static int asn1_template_ex_d2i(ASN1_VALUE **val, | |||
533 | const unsigned char **in, long inlen, | 533 | const unsigned char **in, long inlen, |
534 | const ASN1_TEMPLATE *tt, char opt, | 534 | const ASN1_TEMPLATE *tt, char opt, |
535 | ASN1_TLC *ctx) | 535 | ASN1_TLC *ctx) |
536 | { | 536 | { |
537 | int flags, aclass; | 537 | int flags, aclass; |
538 | int ret; | 538 | int ret; |
539 | long len; | 539 | long len; |
@@ -548,7 +548,7 @@ static int asn1_template_ex_d2i(ASN1_VALUE **val, | |||
548 | 548 | ||
549 | /* Check if EXPLICIT tag expected */ | 549 | /* Check if EXPLICIT tag expected */ |
550 | if (flags & ASN1_TFLG_EXPTAG) | 550 | if (flags & ASN1_TFLG_EXPTAG) |
551 | { | 551 | { |
552 | char cst; | 552 | char cst; |
553 | /* Need to work out amount of data available to the inner | 553 | /* Need to work out amount of data available to the inner |
554 | * content and where it starts: so read in EXPLICIT header to | 554 | * content and where it starts: so read in EXPLICIT header to |
@@ -558,51 +558,51 @@ static int asn1_template_ex_d2i(ASN1_VALUE **val, | |||
558 | &p, inlen, tt->tag, aclass, opt, ctx); | 558 | &p, inlen, tt->tag, aclass, opt, ctx); |
559 | q = p; | 559 | q = p; |
560 | if (!ret) | 560 | if (!ret) |
561 | { | 561 | { |
562 | ASN1err(ASN1_F_ASN1_TEMPLATE_EX_D2I, | 562 | ASN1err(ASN1_F_ASN1_TEMPLATE_EX_D2I, |
563 | ERR_R_NESTED_ASN1_ERROR); | 563 | ERR_R_NESTED_ASN1_ERROR); |
564 | return 0; | 564 | return 0; |
565 | } | 565 | } |
566 | else if (ret == -1) | 566 | else if (ret == -1) |
567 | return -1; | 567 | return -1; |
568 | if (!cst) | 568 | if (!cst) |
569 | { | 569 | { |
570 | ASN1err(ASN1_F_ASN1_TEMPLATE_EX_D2I, | 570 | ASN1err(ASN1_F_ASN1_TEMPLATE_EX_D2I, |
571 | ASN1_R_EXPLICIT_TAG_NOT_CONSTRUCTED); | 571 | ASN1_R_EXPLICIT_TAG_NOT_CONSTRUCTED); |
572 | return 0; | 572 | return 0; |
573 | } | 573 | } |
574 | /* We've found the field so it can't be OPTIONAL now */ | 574 | /* We've found the field so it can't be OPTIONAL now */ |
575 | ret = asn1_template_noexp_d2i(val, &p, len, tt, 0, ctx); | 575 | ret = asn1_template_noexp_d2i(val, &p, len, tt, 0, ctx); |
576 | if (!ret) | 576 | if (!ret) |
577 | { | 577 | { |
578 | ASN1err(ASN1_F_ASN1_TEMPLATE_EX_D2I, | 578 | ASN1err(ASN1_F_ASN1_TEMPLATE_EX_D2I, |
579 | ERR_R_NESTED_ASN1_ERROR); | 579 | ERR_R_NESTED_ASN1_ERROR); |
580 | return 0; | 580 | return 0; |
581 | } | 581 | } |
582 | /* We read the field in OK so update length */ | 582 | /* We read the field in OK so update length */ |
583 | len -= p - q; | 583 | len -= p - q; |
584 | if (exp_eoc) | 584 | if (exp_eoc) |
585 | { | 585 | { |
586 | /* If NDEF we must have an EOC here */ | 586 | /* If NDEF we must have an EOC here */ |
587 | if (!asn1_check_eoc(&p, len)) | 587 | if (!asn1_check_eoc(&p, len)) |
588 | { | 588 | { |
589 | ASN1err(ASN1_F_ASN1_TEMPLATE_EX_D2I, | 589 | ASN1err(ASN1_F_ASN1_TEMPLATE_EX_D2I, |
590 | ASN1_R_MISSING_EOC); | 590 | ASN1_R_MISSING_EOC); |
591 | goto err; | 591 | goto err; |
592 | } | ||
593 | } | 592 | } |
593 | } | ||
594 | else | 594 | else |
595 | { | 595 | { |
596 | /* Otherwise we must hit the EXPLICIT tag end or its | 596 | /* Otherwise we must hit the EXPLICIT tag end or its |
597 | * an error */ | 597 | * an error */ |
598 | if (len) | 598 | if (len) |
599 | { | 599 | { |
600 | ASN1err(ASN1_F_ASN1_TEMPLATE_EX_D2I, | 600 | ASN1err(ASN1_F_ASN1_TEMPLATE_EX_D2I, |
601 | ASN1_R_EXPLICIT_LENGTH_MISMATCH); | 601 | ASN1_R_EXPLICIT_LENGTH_MISMATCH); |
602 | goto err; | 602 | goto err; |
603 | } | ||
604 | } | 603 | } |
605 | } | 604 | } |
605 | } | ||
606 | else | 606 | else |
607 | return asn1_template_noexp_d2i(val, in, inlen, | 607 | return asn1_template_noexp_d2i(val, in, inlen, |
608 | tt, opt, ctx); | 608 | tt, opt, ctx); |
@@ -613,13 +613,13 @@ static int asn1_template_ex_d2i(ASN1_VALUE **val, | |||
613 | err: | 613 | err: |
614 | ASN1_template_free(val, tt); | 614 | ASN1_template_free(val, tt); |
615 | return 0; | 615 | return 0; |
616 | } | 616 | } |
617 | 617 | ||
618 | static int asn1_template_noexp_d2i(ASN1_VALUE **val, | 618 | static int asn1_template_noexp_d2i(ASN1_VALUE **val, |
619 | const unsigned char **in, long len, | 619 | const unsigned char **in, long len, |
620 | const ASN1_TEMPLATE *tt, char opt, | 620 | const ASN1_TEMPLATE *tt, char opt, |
621 | ASN1_TLC *ctx) | 621 | ASN1_TLC *ctx) |
622 | { | 622 | { |
623 | int flags, aclass; | 623 | int flags, aclass; |
624 | int ret; | 624 | int ret; |
625 | const unsigned char *p, *q; | 625 | const unsigned char *p, *q; |
@@ -632,128 +632,128 @@ static int asn1_template_noexp_d2i(ASN1_VALUE **val, | |||
632 | q = p; | 632 | q = p; |
633 | 633 | ||
634 | if (flags & ASN1_TFLG_SK_MASK) | 634 | if (flags & ASN1_TFLG_SK_MASK) |
635 | { | 635 | { |
636 | /* SET OF, SEQUENCE OF */ | 636 | /* SET OF, SEQUENCE OF */ |
637 | int sktag, skaclass; | 637 | int sktag, skaclass; |
638 | char sk_eoc; | 638 | char sk_eoc; |
639 | /* First work out expected inner tag value */ | 639 | /* First work out expected inner tag value */ |
640 | if (flags & ASN1_TFLG_IMPTAG) | 640 | if (flags & ASN1_TFLG_IMPTAG) |
641 | { | 641 | { |
642 | sktag = tt->tag; | 642 | sktag = tt->tag; |
643 | skaclass = aclass; | 643 | skaclass = aclass; |
644 | } | 644 | } |
645 | else | 645 | else |
646 | { | 646 | { |
647 | skaclass = V_ASN1_UNIVERSAL; | 647 | skaclass = V_ASN1_UNIVERSAL; |
648 | if (flags & ASN1_TFLG_SET_OF) | 648 | if (flags & ASN1_TFLG_SET_OF) |
649 | sktag = V_ASN1_SET; | 649 | sktag = V_ASN1_SET; |
650 | else | 650 | else |
651 | sktag = V_ASN1_SEQUENCE; | 651 | sktag = V_ASN1_SEQUENCE; |
652 | } | 652 | } |
653 | /* Get the tag */ | 653 | /* Get the tag */ |
654 | ret = asn1_check_tlen(&len, NULL, NULL, &sk_eoc, NULL, | 654 | ret = asn1_check_tlen(&len, NULL, NULL, &sk_eoc, NULL, |
655 | &p, len, sktag, skaclass, opt, ctx); | 655 | &p, len, sktag, skaclass, opt, ctx); |
656 | if (!ret) | 656 | if (!ret) |
657 | { | 657 | { |
658 | ASN1err(ASN1_F_ASN1_TEMPLATE_NOEXP_D2I, | 658 | ASN1err(ASN1_F_ASN1_TEMPLATE_NOEXP_D2I, |
659 | ERR_R_NESTED_ASN1_ERROR); | 659 | ERR_R_NESTED_ASN1_ERROR); |
660 | return 0; | 660 | return 0; |
661 | } | 661 | } |
662 | else if (ret == -1) | 662 | else if (ret == -1) |
663 | return -1; | 663 | return -1; |
664 | if (!*val) | 664 | if (!*val) |
665 | *val = (ASN1_VALUE *)sk_new_null(); | 665 | *val = (ASN1_VALUE *)sk_new_null(); |
666 | else | 666 | else |
667 | { | 667 | { |
668 | /* We've got a valid STACK: free up any items present */ | 668 | /* We've got a valid STACK: free up any items present */ |
669 | STACK_OF(ASN1_VALUE) *sktmp | 669 | STACK_OF(ASN1_VALUE) *sktmp |
670 | = (STACK_OF(ASN1_VALUE) *)*val; | 670 | = (STACK_OF(ASN1_VALUE) *)*val; |
671 | ASN1_VALUE *vtmp; | 671 | ASN1_VALUE *vtmp; |
672 | while(sk_ASN1_VALUE_num(sktmp) > 0) | 672 | while(sk_ASN1_VALUE_num(sktmp) > 0) |
673 | { | 673 | { |
674 | vtmp = sk_ASN1_VALUE_pop(sktmp); | 674 | vtmp = sk_ASN1_VALUE_pop(sktmp); |
675 | ASN1_item_ex_free(&vtmp, | 675 | ASN1_item_ex_free(&vtmp, |
676 | ASN1_ITEM_ptr(tt->item)); | 676 | ASN1_ITEM_ptr(tt->item)); |
677 | } | ||
678 | } | 677 | } |
678 | } | ||
679 | 679 | ||
680 | if (!*val) | 680 | if (!*val) |
681 | { | 681 | { |
682 | ASN1err(ASN1_F_ASN1_TEMPLATE_NOEXP_D2I, | 682 | ASN1err(ASN1_F_ASN1_TEMPLATE_NOEXP_D2I, |
683 | ERR_R_MALLOC_FAILURE); | 683 | ERR_R_MALLOC_FAILURE); |
684 | goto err; | 684 | goto err; |
685 | } | 685 | } |
686 | 686 | ||
687 | /* Read as many items as we can */ | 687 | /* Read as many items as we can */ |
688 | while(len > 0) | 688 | while(len > 0) |
689 | { | 689 | { |
690 | ASN1_VALUE *skfield; | 690 | ASN1_VALUE *skfield; |
691 | q = p; | 691 | q = p; |
692 | /* See if EOC found */ | 692 | /* See if EOC found */ |
693 | if (asn1_check_eoc(&p, len)) | 693 | if (asn1_check_eoc(&p, len)) |
694 | { | 694 | { |
695 | if (!sk_eoc) | 695 | if (!sk_eoc) |
696 | { | 696 | { |
697 | ASN1err(ASN1_F_ASN1_TEMPLATE_NOEXP_D2I, | 697 | ASN1err(ASN1_F_ASN1_TEMPLATE_NOEXP_D2I, |
698 | ASN1_R_UNEXPECTED_EOC); | 698 | ASN1_R_UNEXPECTED_EOC); |
699 | goto err; | 699 | goto err; |
700 | } | 700 | } |
701 | len -= p - q; | 701 | len -= p - q; |
702 | sk_eoc = 0; | 702 | sk_eoc = 0; |
703 | break; | 703 | break; |
704 | } | 704 | } |
705 | skfield = NULL; | 705 | skfield = NULL; |
706 | if (!ASN1_item_ex_d2i(&skfield, &p, len, | 706 | if (!ASN1_item_ex_d2i(&skfield, &p, len, |
707 | ASN1_ITEM_ptr(tt->item), | 707 | ASN1_ITEM_ptr(tt->item), |
708 | -1, 0, 0, ctx)) | 708 | -1, 0, 0, ctx)) |
709 | { | 709 | { |
710 | ASN1err(ASN1_F_ASN1_TEMPLATE_NOEXP_D2I, | 710 | ASN1err(ASN1_F_ASN1_TEMPLATE_NOEXP_D2I, |
711 | ERR_R_NESTED_ASN1_ERROR); | 711 | ERR_R_NESTED_ASN1_ERROR); |
712 | goto err; | 712 | goto err; |
713 | } | 713 | } |
714 | len -= p - q; | 714 | len -= p - q; |
715 | if (!sk_ASN1_VALUE_push((STACK_OF(ASN1_VALUE) *)*val, | 715 | if (!sk_ASN1_VALUE_push((STACK_OF(ASN1_VALUE) *)*val, |
716 | skfield)) | 716 | skfield)) |
717 | { | 717 | { |
718 | ASN1err(ASN1_F_ASN1_TEMPLATE_NOEXP_D2I, | 718 | ASN1err(ASN1_F_ASN1_TEMPLATE_NOEXP_D2I, |
719 | ERR_R_MALLOC_FAILURE); | 719 | ERR_R_MALLOC_FAILURE); |
720 | goto err; | 720 | goto err; |
721 | } | ||
722 | } | 721 | } |
722 | } | ||
723 | if (sk_eoc) | 723 | if (sk_eoc) |
724 | { | 724 | { |
725 | ASN1err(ASN1_F_ASN1_TEMPLATE_NOEXP_D2I, ASN1_R_MISSING_EOC); | 725 | ASN1err(ASN1_F_ASN1_TEMPLATE_NOEXP_D2I, ASN1_R_MISSING_EOC); |
726 | goto err; | 726 | goto err; |
727 | } | ||
728 | } | 727 | } |
728 | } | ||
729 | else if (flags & ASN1_TFLG_IMPTAG) | 729 | else if (flags & ASN1_TFLG_IMPTAG) |
730 | { | 730 | { |
731 | /* IMPLICIT tagging */ | 731 | /* IMPLICIT tagging */ |
732 | ret = ASN1_item_ex_d2i(val, &p, len, | 732 | ret = ASN1_item_ex_d2i(val, &p, len, |
733 | ASN1_ITEM_ptr(tt->item), tt->tag, aclass, opt, ctx); | 733 | ASN1_ITEM_ptr(tt->item), tt->tag, aclass, opt, ctx); |
734 | if (!ret) | 734 | if (!ret) |
735 | { | 735 | { |
736 | ASN1err(ASN1_F_ASN1_TEMPLATE_NOEXP_D2I, | 736 | ASN1err(ASN1_F_ASN1_TEMPLATE_NOEXP_D2I, |
737 | ERR_R_NESTED_ASN1_ERROR); | 737 | ERR_R_NESTED_ASN1_ERROR); |
738 | goto err; | 738 | goto err; |
739 | } | 739 | } |
740 | else if (ret == -1) | 740 | else if (ret == -1) |
741 | return -1; | 741 | return -1; |
742 | } | 742 | } |
743 | else | 743 | else |
744 | { | 744 | { |
745 | /* Nothing special */ | 745 | /* Nothing special */ |
746 | ret = ASN1_item_ex_d2i(val, &p, len, ASN1_ITEM_ptr(tt->item), | 746 | ret = ASN1_item_ex_d2i(val, &p, len, ASN1_ITEM_ptr(tt->item), |
747 | -1, 0, opt, ctx); | 747 | -1, 0, opt, ctx); |
748 | if (!ret) | 748 | if (!ret) |
749 | { | 749 | { |
750 | ASN1err(ASN1_F_ASN1_TEMPLATE_NOEXP_D2I, | 750 | ASN1err(ASN1_F_ASN1_TEMPLATE_NOEXP_D2I, |
751 | ERR_R_NESTED_ASN1_ERROR); | 751 | ERR_R_NESTED_ASN1_ERROR); |
752 | goto err; | 752 | goto err; |
753 | } | 753 | } |
754 | else if (ret == -1) | 754 | else if (ret == -1) |
755 | return -1; | 755 | return -1; |
756 | } | 756 | } |
757 | 757 | ||
758 | *in = p; | 758 | *in = p; |
759 | return 1; | 759 | return 1; |
@@ -761,13 +761,13 @@ static int asn1_template_noexp_d2i(ASN1_VALUE **val, | |||
761 | err: | 761 | err: |
762 | ASN1_template_free(val, tt); | 762 | ASN1_template_free(val, tt); |
763 | return 0; | 763 | return 0; |
764 | } | 764 | } |
765 | 765 | ||
766 | static int asn1_d2i_ex_primitive(ASN1_VALUE **pval, | 766 | static int asn1_d2i_ex_primitive(ASN1_VALUE **pval, |
767 | const unsigned char **in, long inlen, | 767 | const unsigned char **in, long inlen, |
768 | const ASN1_ITEM *it, | 768 | const ASN1_ITEM *it, |
769 | int tag, int aclass, char opt, ASN1_TLC *ctx) | 769 | int tag, int aclass, char opt, ASN1_TLC *ctx) |
770 | { | 770 | { |
771 | int ret = 0, utype; | 771 | int ret = 0, utype; |
772 | long plen; | 772 | long plen; |
773 | char cst, inf, free_cont = 0; | 773 | char cst, inf, free_cont = 0; |
@@ -776,100 +776,100 @@ static int asn1_d2i_ex_primitive(ASN1_VALUE **pval, | |||
776 | const unsigned char *cont = NULL; | 776 | const unsigned char *cont = NULL; |
777 | long len; | 777 | long len; |
778 | if (!pval) | 778 | if (!pval) |
779 | { | 779 | { |
780 | ASN1err(ASN1_F_ASN1_D2I_EX_PRIMITIVE, ASN1_R_ILLEGAL_NULL); | 780 | ASN1err(ASN1_F_ASN1_D2I_EX_PRIMITIVE, ASN1_R_ILLEGAL_NULL); |
781 | return 0; /* Should never happen */ | 781 | return 0; /* Should never happen */ |
782 | } | 782 | } |
783 | 783 | ||
784 | if (it->itype == ASN1_ITYPE_MSTRING) | 784 | if (it->itype == ASN1_ITYPE_MSTRING) |
785 | { | 785 | { |
786 | utype = tag; | 786 | utype = tag; |
787 | tag = -1; | 787 | tag = -1; |
788 | } | 788 | } |
789 | else | 789 | else |
790 | utype = it->utype; | 790 | utype = it->utype; |
791 | 791 | ||
792 | if (utype == V_ASN1_ANY) | 792 | if (utype == V_ASN1_ANY) |
793 | { | 793 | { |
794 | /* If type is ANY need to figure out type from tag */ | 794 | /* If type is ANY need to figure out type from tag */ |
795 | unsigned char oclass; | 795 | unsigned char oclass; |
796 | if (tag >= 0) | 796 | if (tag >= 0) |
797 | { | 797 | { |
798 | ASN1err(ASN1_F_ASN1_D2I_EX_PRIMITIVE, | 798 | ASN1err(ASN1_F_ASN1_D2I_EX_PRIMITIVE, |
799 | ASN1_R_ILLEGAL_TAGGED_ANY); | 799 | ASN1_R_ILLEGAL_TAGGED_ANY); |
800 | return 0; | 800 | return 0; |
801 | } | 801 | } |
802 | if (opt) | 802 | if (opt) |
803 | { | 803 | { |
804 | ASN1err(ASN1_F_ASN1_D2I_EX_PRIMITIVE, | 804 | ASN1err(ASN1_F_ASN1_D2I_EX_PRIMITIVE, |
805 | ASN1_R_ILLEGAL_OPTIONAL_ANY); | 805 | ASN1_R_ILLEGAL_OPTIONAL_ANY); |
806 | return 0; | 806 | return 0; |
807 | } | 807 | } |
808 | p = *in; | 808 | p = *in; |
809 | ret = asn1_check_tlen(NULL, &utype, &oclass, NULL, NULL, | 809 | ret = asn1_check_tlen(NULL, &utype, &oclass, NULL, NULL, |
810 | &p, inlen, -1, 0, 0, ctx); | 810 | &p, inlen, -1, 0, 0, ctx); |
811 | if (!ret) | 811 | if (!ret) |
812 | { | 812 | { |
813 | ASN1err(ASN1_F_ASN1_D2I_EX_PRIMITIVE, | 813 | ASN1err(ASN1_F_ASN1_D2I_EX_PRIMITIVE, |
814 | ERR_R_NESTED_ASN1_ERROR); | 814 | ERR_R_NESTED_ASN1_ERROR); |
815 | return 0; | 815 | return 0; |
816 | } | 816 | } |
817 | if (oclass != V_ASN1_UNIVERSAL) | 817 | if (oclass != V_ASN1_UNIVERSAL) |
818 | utype = V_ASN1_OTHER; | 818 | utype = V_ASN1_OTHER; |
819 | } | 819 | } |
820 | if (tag == -1) | 820 | if (tag == -1) |
821 | { | 821 | { |
822 | tag = utype; | 822 | tag = utype; |
823 | aclass = V_ASN1_UNIVERSAL; | 823 | aclass = V_ASN1_UNIVERSAL; |
824 | } | 824 | } |
825 | p = *in; | 825 | p = *in; |
826 | /* Check header */ | 826 | /* Check header */ |
827 | ret = asn1_check_tlen(&plen, NULL, NULL, &inf, &cst, | 827 | ret = asn1_check_tlen(&plen, NULL, NULL, &inf, &cst, |
828 | &p, inlen, tag, aclass, opt, ctx); | 828 | &p, inlen, tag, aclass, opt, ctx); |
829 | if (!ret) | 829 | if (!ret) |
830 | { | 830 | { |
831 | ASN1err(ASN1_F_ASN1_D2I_EX_PRIMITIVE, ERR_R_NESTED_ASN1_ERROR); | 831 | ASN1err(ASN1_F_ASN1_D2I_EX_PRIMITIVE, ERR_R_NESTED_ASN1_ERROR); |
832 | return 0; | 832 | return 0; |
833 | } | 833 | } |
834 | else if (ret == -1) | 834 | else if (ret == -1) |
835 | return -1; | 835 | return -1; |
836 | ret = 0; | 836 | ret = 0; |
837 | /* SEQUENCE, SET and "OTHER" are left in encoded form */ | 837 | /* SEQUENCE, SET and "OTHER" are left in encoded form */ |
838 | if ((utype == V_ASN1_SEQUENCE) | 838 | if ((utype == V_ASN1_SEQUENCE) |
839 | || (utype == V_ASN1_SET) || (utype == V_ASN1_OTHER)) | 839 | || (utype == V_ASN1_SET) || (utype == V_ASN1_OTHER)) |
840 | { | 840 | { |
841 | /* Clear context cache for type OTHER because the auto clear | 841 | /* Clear context cache for type OTHER because the auto clear |
842 | * when we have a exact match wont work | 842 | * when we have a exact match wont work |
843 | */ | 843 | */ |
844 | if (utype == V_ASN1_OTHER) | 844 | if (utype == V_ASN1_OTHER) |
845 | { | 845 | { |
846 | asn1_tlc_clear(ctx); | 846 | asn1_tlc_clear(ctx); |
847 | } | 847 | } |
848 | /* SEQUENCE and SET must be constructed */ | 848 | /* SEQUENCE and SET must be constructed */ |
849 | else if (!cst) | 849 | else if (!cst) |
850 | { | 850 | { |
851 | ASN1err(ASN1_F_ASN1_D2I_EX_PRIMITIVE, | 851 | ASN1err(ASN1_F_ASN1_D2I_EX_PRIMITIVE, |
852 | ASN1_R_TYPE_NOT_CONSTRUCTED); | 852 | ASN1_R_TYPE_NOT_CONSTRUCTED); |
853 | return 0; | 853 | return 0; |
854 | } | 854 | } |
855 | 855 | ||
856 | cont = *in; | 856 | cont = *in; |
857 | /* If indefinite length constructed find the real end */ | 857 | /* If indefinite length constructed find the real end */ |
858 | if (inf) | 858 | if (inf) |
859 | { | 859 | { |
860 | if (!asn1_find_end(&p, plen, inf)) | 860 | if (!asn1_find_end(&p, plen, inf)) |
861 | goto err; | 861 | goto err; |
862 | len = p - cont; | 862 | len = p - cont; |
863 | } | 863 | } |
864 | else | 864 | else |
865 | { | 865 | { |
866 | len = p - cont + plen; | 866 | len = p - cont + plen; |
867 | p += plen; | 867 | p += plen; |
868 | buf.data = NULL; | 868 | buf.data = NULL; |
869 | } | ||
870 | } | 869 | } |
870 | } | ||
871 | else if (cst) | 871 | else if (cst) |
872 | { | 872 | { |
873 | buf.length = 0; | 873 | buf.length = 0; |
874 | buf.max = 0; | 874 | buf.max = 0; |
875 | buf.data = NULL; | 875 | buf.data = NULL; |
@@ -880,28 +880,28 @@ static int asn1_d2i_ex_primitive(ASN1_VALUE **pval, | |||
880 | * for UNIVERSAL class and ignore the tag. | 880 | * for UNIVERSAL class and ignore the tag. |
881 | */ | 881 | */ |
882 | if (!asn1_collect(&buf, &p, plen, inf, -1, V_ASN1_UNIVERSAL, 0)) | 882 | if (!asn1_collect(&buf, &p, plen, inf, -1, V_ASN1_UNIVERSAL, 0)) |
883 | { | 883 | { |
884 | free_cont = 1; | 884 | free_cont = 1; |
885 | goto err; | 885 | goto err; |
886 | } | 886 | } |
887 | len = buf.length; | 887 | len = buf.length; |
888 | /* Append a final null to string */ | 888 | /* Append a final null to string */ |
889 | if (!BUF_MEM_grow_clean(&buf, len + 1)) | 889 | if (!BUF_MEM_grow_clean(&buf, len + 1)) |
890 | { | 890 | { |
891 | ASN1err(ASN1_F_ASN1_D2I_EX_PRIMITIVE, | 891 | ASN1err(ASN1_F_ASN1_D2I_EX_PRIMITIVE, |
892 | ERR_R_MALLOC_FAILURE); | 892 | ERR_R_MALLOC_FAILURE); |
893 | return 0; | 893 | return 0; |
894 | } | 894 | } |
895 | buf.data[len] = 0; | 895 | buf.data[len] = 0; |
896 | cont = (const unsigned char *)buf.data; | 896 | cont = (const unsigned char *)buf.data; |
897 | free_cont = 1; | 897 | free_cont = 1; |
898 | } | 898 | } |
899 | else | 899 | else |
900 | { | 900 | { |
901 | cont = p; | 901 | cont = p; |
902 | len = plen; | 902 | len = plen; |
903 | p += plen; | 903 | p += plen; |
904 | } | 904 | } |
905 | 905 | ||
906 | /* We now have content length and type: translate into a structure */ | 906 | /* We now have content length and type: translate into a structure */ |
907 | if (!asn1_ex_c2i(pval, cont, len, utype, &free_cont, it)) | 907 | if (!asn1_ex_c2i(pval, cont, len, utype, &free_cont, it)) |
@@ -912,13 +912,13 @@ static int asn1_d2i_ex_primitive(ASN1_VALUE **pval, | |||
912 | err: | 912 | err: |
913 | if (free_cont && buf.data) free(buf.data); | 913 | if (free_cont && buf.data) free(buf.data); |
914 | return ret; | 914 | return ret; |
915 | } | 915 | } |
916 | 916 | ||
917 | /* Translate ASN1 content octets into a structure */ | 917 | /* Translate ASN1 content octets into a structure */ |
918 | 918 | ||
919 | int asn1_ex_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len, | 919 | int asn1_ex_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len, |
920 | int utype, char *free_cont, const ASN1_ITEM *it) | 920 | int utype, char *free_cont, const ASN1_ITEM *it) |
921 | { | 921 | { |
922 | ASN1_VALUE **opval = NULL; | 922 | ASN1_VALUE **opval = NULL; |
923 | ASN1_STRING *stmp; | 923 | ASN1_STRING *stmp; |
924 | ASN1_TYPE *typ = NULL; | 924 | ASN1_TYPE *typ = NULL; |
@@ -931,14 +931,14 @@ int asn1_ex_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len, | |||
931 | return pf->prim_c2i(pval, cont, len, utype, free_cont, it); | 931 | return pf->prim_c2i(pval, cont, len, utype, free_cont, it); |
932 | /* If ANY type clear type and set pointer to internal value */ | 932 | /* If ANY type clear type and set pointer to internal value */ |
933 | if (it->utype == V_ASN1_ANY) | 933 | if (it->utype == V_ASN1_ANY) |
934 | { | 934 | { |
935 | if (!*pval) | 935 | if (!*pval) |
936 | { | 936 | { |
937 | typ = ASN1_TYPE_new(); | 937 | typ = ASN1_TYPE_new(); |
938 | if (typ == NULL) | 938 | if (typ == NULL) |
939 | goto err; | 939 | goto err; |
940 | *pval = (ASN1_VALUE *)typ; | 940 | *pval = (ASN1_VALUE *)typ; |
941 | } | 941 | } |
942 | else | 942 | else |
943 | typ = (ASN1_TYPE *)*pval; | 943 | typ = (ASN1_TYPE *)*pval; |
944 | 944 | ||
@@ -946,9 +946,9 @@ int asn1_ex_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len, | |||
946 | ASN1_TYPE_set(typ, utype, NULL); | 946 | ASN1_TYPE_set(typ, utype, NULL); |
947 | opval = pval; | 947 | opval = pval; |
948 | pval = &typ->value.asn1_value; | 948 | pval = &typ->value.asn1_value; |
949 | } | 949 | } |
950 | switch(utype) | 950 | switch(utype) |
951 | { | 951 | { |
952 | case V_ASN1_OBJECT: | 952 | case V_ASN1_OBJECT: |
953 | if (!c2i_ASN1_OBJECT((ASN1_OBJECT **)pval, &cont, len)) | 953 | if (!c2i_ASN1_OBJECT((ASN1_OBJECT **)pval, &cont, len)) |
954 | goto err; | 954 | goto err; |
@@ -956,27 +956,27 @@ int asn1_ex_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len, | |||
956 | 956 | ||
957 | case V_ASN1_NULL: | 957 | case V_ASN1_NULL: |
958 | if (len) | 958 | if (len) |
959 | { | 959 | { |
960 | ASN1err(ASN1_F_ASN1_EX_C2I, | 960 | ASN1err(ASN1_F_ASN1_EX_C2I, |
961 | ASN1_R_NULL_IS_WRONG_LENGTH); | 961 | ASN1_R_NULL_IS_WRONG_LENGTH); |
962 | goto err; | 962 | goto err; |
963 | } | 963 | } |
964 | *pval = (ASN1_VALUE *)1; | 964 | *pval = (ASN1_VALUE *)1; |
965 | break; | 965 | break; |
966 | 966 | ||
967 | case V_ASN1_BOOLEAN: | 967 | case V_ASN1_BOOLEAN: |
968 | if (len != 1) | 968 | if (len != 1) |
969 | { | 969 | { |
970 | ASN1err(ASN1_F_ASN1_EX_C2I, | 970 | ASN1err(ASN1_F_ASN1_EX_C2I, |
971 | ASN1_R_BOOLEAN_IS_WRONG_LENGTH); | 971 | ASN1_R_BOOLEAN_IS_WRONG_LENGTH); |
972 | goto err; | 972 | goto err; |
973 | } | 973 | } |
974 | else | 974 | else |
975 | { | 975 | { |
976 | ASN1_BOOLEAN *tbool; | 976 | ASN1_BOOLEAN *tbool; |
977 | tbool = (ASN1_BOOLEAN *)pval; | 977 | tbool = (ASN1_BOOLEAN *)pval; |
978 | *tbool = *cont; | 978 | *tbool = *cont; |
979 | } | 979 | } |
980 | break; | 980 | break; |
981 | 981 | ||
982 | case V_ASN1_BIT_STRING: | 982 | case V_ASN1_BIT_STRING: |
@@ -1014,56 +1014,56 @@ int asn1_ex_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len, | |||
1014 | case V_ASN1_SEQUENCE: | 1014 | case V_ASN1_SEQUENCE: |
1015 | default: | 1015 | default: |
1016 | if (utype == V_ASN1_BMPSTRING && (len & 1)) | 1016 | if (utype == V_ASN1_BMPSTRING && (len & 1)) |
1017 | { | 1017 | { |
1018 | ASN1err(ASN1_F_ASN1_EX_C2I, | 1018 | ASN1err(ASN1_F_ASN1_EX_C2I, |
1019 | ASN1_R_BMPSTRING_IS_WRONG_LENGTH); | 1019 | ASN1_R_BMPSTRING_IS_WRONG_LENGTH); |
1020 | goto err; | 1020 | goto err; |
1021 | } | 1021 | } |
1022 | if (utype == V_ASN1_UNIVERSALSTRING && (len & 3)) | 1022 | if (utype == V_ASN1_UNIVERSALSTRING && (len & 3)) |
1023 | { | 1023 | { |
1024 | ASN1err(ASN1_F_ASN1_EX_C2I, | 1024 | ASN1err(ASN1_F_ASN1_EX_C2I, |
1025 | ASN1_R_UNIVERSALSTRING_IS_WRONG_LENGTH); | 1025 | ASN1_R_UNIVERSALSTRING_IS_WRONG_LENGTH); |
1026 | goto err; | 1026 | goto err; |
1027 | } | 1027 | } |
1028 | /* All based on ASN1_STRING and handled the same */ | 1028 | /* All based on ASN1_STRING and handled the same */ |
1029 | if (!*pval) | 1029 | if (!*pval) |
1030 | { | 1030 | { |
1031 | stmp = ASN1_STRING_type_new(utype); | 1031 | stmp = ASN1_STRING_type_new(utype); |
1032 | if (!stmp) | 1032 | if (!stmp) |
1033 | { | 1033 | { |
1034 | ASN1err(ASN1_F_ASN1_EX_C2I, | 1034 | ASN1err(ASN1_F_ASN1_EX_C2I, |
1035 | ERR_R_MALLOC_FAILURE); | 1035 | ERR_R_MALLOC_FAILURE); |
1036 | goto err; | 1036 | goto err; |
1037 | } | ||
1038 | *pval = (ASN1_VALUE *)stmp; | ||
1039 | } | 1037 | } |
1038 | *pval = (ASN1_VALUE *)stmp; | ||
1039 | } | ||
1040 | else | 1040 | else |
1041 | { | 1041 | { |
1042 | stmp = (ASN1_STRING *)*pval; | 1042 | stmp = (ASN1_STRING *)*pval; |
1043 | stmp->type = utype; | 1043 | stmp->type = utype; |
1044 | } | 1044 | } |
1045 | /* If we've already allocated a buffer use it */ | 1045 | /* If we've already allocated a buffer use it */ |
1046 | if (*free_cont) | 1046 | if (*free_cont) |
1047 | { | 1047 | { |
1048 | if (stmp->data) | 1048 | if (stmp->data) |
1049 | free(stmp->data); | 1049 | free(stmp->data); |
1050 | stmp->data = (unsigned char *)cont; /* UGLY CAST! RL */ | 1050 | stmp->data = (unsigned char *)cont; /* UGLY CAST! RL */ |
1051 | stmp->length = len; | 1051 | stmp->length = len; |
1052 | *free_cont = 0; | 1052 | *free_cont = 0; |
1053 | } | 1053 | } |
1054 | else | 1054 | else |
1055 | { | 1055 | { |
1056 | if (!ASN1_STRING_set(stmp, cont, len)) | 1056 | if (!ASN1_STRING_set(stmp, cont, len)) |
1057 | { | 1057 | { |
1058 | ASN1err(ASN1_F_ASN1_EX_C2I, | 1058 | ASN1err(ASN1_F_ASN1_EX_C2I, |
1059 | ERR_R_MALLOC_FAILURE); | 1059 | ERR_R_MALLOC_FAILURE); |
1060 | ASN1_STRING_free(stmp); | 1060 | ASN1_STRING_free(stmp); |
1061 | *pval = NULL; | 1061 | *pval = NULL; |
1062 | goto err; | 1062 | goto err; |
1063 | } | ||
1064 | } | 1063 | } |
1065 | break; | ||
1066 | } | 1064 | } |
1065 | break; | ||
1066 | } | ||
1067 | /* If ASN1_ANY and NULL type fix up value */ | 1067 | /* If ASN1_ANY and NULL type fix up value */ |
1068 | if (typ && (utype == V_ASN1_NULL)) | 1068 | if (typ && (utype == V_ASN1_NULL)) |
1069 | typ->value.ptr = NULL; | 1069 | typ->value.ptr = NULL; |
@@ -1071,13 +1071,13 @@ int asn1_ex_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len, | |||
1071 | ret = 1; | 1071 | ret = 1; |
1072 | err: | 1072 | err: |
1073 | if (!ret) | 1073 | if (!ret) |
1074 | { | 1074 | { |
1075 | ASN1_TYPE_free(typ); | 1075 | ASN1_TYPE_free(typ); |
1076 | if (opval) | 1076 | if (opval) |
1077 | *opval = NULL; | 1077 | *opval = NULL; |
1078 | } | ||
1079 | return ret; | ||
1080 | } | 1078 | } |
1079 | return ret; | ||
1080 | } | ||
1081 | 1081 | ||
1082 | 1082 | ||
1083 | /* This function finds the end of an ASN1 structure when passed its maximum | 1083 | /* This function finds the end of an ASN1 structure when passed its maximum |
@@ -1087,16 +1087,16 @@ int asn1_ex_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len, | |||
1087 | */ | 1087 | */ |
1088 | 1088 | ||
1089 | static int asn1_find_end(const unsigned char **in, long len, char inf) | 1089 | static int asn1_find_end(const unsigned char **in, long len, char inf) |
1090 | { | 1090 | { |
1091 | int expected_eoc; | 1091 | int expected_eoc; |
1092 | long plen; | 1092 | long plen; |
1093 | const unsigned char *p = *in, *q; | 1093 | const unsigned char *p = *in, *q; |
1094 | /* If not indefinite length constructed just add length */ | 1094 | /* If not indefinite length constructed just add length */ |
1095 | if (inf == 0) | 1095 | if (inf == 0) |
1096 | { | 1096 | { |
1097 | *in += len; | 1097 | *in += len; |
1098 | return 1; | 1098 | return 1; |
1099 | } | 1099 | } |
1100 | expected_eoc = 1; | 1100 | expected_eoc = 1; |
1101 | /* Indefinite length constructed form. Find the end when enough EOCs | 1101 | /* Indefinite length constructed form. Find the end when enough EOCs |
1102 | * are found. If more indefinite length constructed headers | 1102 | * are found. If more indefinite length constructed headers |
@@ -1104,37 +1104,37 @@ static int asn1_find_end(const unsigned char **in, long len, char inf) | |||
1104 | * skip to the end of the data. | 1104 | * skip to the end of the data. |
1105 | */ | 1105 | */ |
1106 | while (len > 0) | 1106 | while (len > 0) |
1107 | { | 1107 | { |
1108 | if(asn1_check_eoc(&p, len)) | 1108 | if(asn1_check_eoc(&p, len)) |
1109 | { | 1109 | { |
1110 | expected_eoc--; | 1110 | expected_eoc--; |
1111 | if (expected_eoc == 0) | 1111 | if (expected_eoc == 0) |
1112 | break; | 1112 | break; |
1113 | len -= 2; | 1113 | len -= 2; |
1114 | continue; | 1114 | continue; |
1115 | } | 1115 | } |
1116 | q = p; | 1116 | q = p; |
1117 | /* Just read in a header: only care about the length */ | 1117 | /* Just read in a header: only care about the length */ |
1118 | if(!asn1_check_tlen(&plen, NULL, NULL, &inf, NULL, &p, len, | 1118 | if(!asn1_check_tlen(&plen, NULL, NULL, &inf, NULL, &p, len, |
1119 | -1, 0, 0, NULL)) | 1119 | -1, 0, 0, NULL)) |
1120 | { | 1120 | { |
1121 | ASN1err(ASN1_F_ASN1_FIND_END, ERR_R_NESTED_ASN1_ERROR); | 1121 | ASN1err(ASN1_F_ASN1_FIND_END, ERR_R_NESTED_ASN1_ERROR); |
1122 | return 0; | 1122 | return 0; |
1123 | } | 1123 | } |
1124 | if (inf) | 1124 | if (inf) |
1125 | expected_eoc++; | 1125 | expected_eoc++; |
1126 | else | 1126 | else |
1127 | p += plen; | 1127 | p += plen; |
1128 | len -= p - q; | 1128 | len -= p - q; |
1129 | } | 1129 | } |
1130 | if (expected_eoc) | 1130 | if (expected_eoc) |
1131 | { | 1131 | { |
1132 | ASN1err(ASN1_F_ASN1_FIND_END, ASN1_R_MISSING_EOC); | 1132 | ASN1err(ASN1_F_ASN1_FIND_END, ASN1_R_MISSING_EOC); |
1133 | return 0; | 1133 | return 0; |
1134 | } | 1134 | } |
1135 | *in = p; | 1135 | *in = p; |
1136 | return 1; | 1136 | return 1; |
1137 | } | 1137 | } |
1138 | /* This function collects the asn1 data from a constructred string | 1138 | /* This function collects the asn1 data from a constructred string |
1139 | * type into a buffer. The values of 'in' and 'len' should refer | 1139 | * type into a buffer. The values of 'in' and 'len' should refer |
1140 | * to the contents of the constructed type and 'inf' should be set | 1140 | * to the contents of the constructed type and 'inf' should be set |
@@ -1153,7 +1153,7 @@ static int asn1_find_end(const unsigned char **in, long len, char inf) | |||
1153 | 1153 | ||
1154 | static int asn1_collect(BUF_MEM *buf, const unsigned char **in, long len, | 1154 | static int asn1_collect(BUF_MEM *buf, const unsigned char **in, long len, |
1155 | char inf, int tag, int aclass, int depth) | 1155 | char inf, int tag, int aclass, int depth) |
1156 | { | 1156 | { |
1157 | const unsigned char *p, *q; | 1157 | const unsigned char *p, *q; |
1158 | long plen; | 1158 | long plen; |
1159 | char cst, ininf; | 1159 | char cst, ininf; |
@@ -1162,92 +1162,92 @@ static int asn1_collect(BUF_MEM *buf, const unsigned char **in, long len, | |||
1162 | /* If no buffer and not indefinite length constructed just pass over | 1162 | /* If no buffer and not indefinite length constructed just pass over |
1163 | * the encoded data */ | 1163 | * the encoded data */ |
1164 | if (!buf && !inf) | 1164 | if (!buf && !inf) |
1165 | { | 1165 | { |
1166 | *in += len; | 1166 | *in += len; |
1167 | return 1; | 1167 | return 1; |
1168 | } | 1168 | } |
1169 | while(len > 0) | 1169 | while(len > 0) |
1170 | { | 1170 | { |
1171 | q = p; | 1171 | q = p; |
1172 | /* Check for EOC */ | 1172 | /* Check for EOC */ |
1173 | if (asn1_check_eoc(&p, len)) | 1173 | if (asn1_check_eoc(&p, len)) |
1174 | { | 1174 | { |
1175 | /* EOC is illegal outside indefinite length | 1175 | /* EOC is illegal outside indefinite length |
1176 | * constructed form */ | 1176 | * constructed form */ |
1177 | if (!inf) | 1177 | if (!inf) |
1178 | { | 1178 | { |
1179 | ASN1err(ASN1_F_ASN1_COLLECT, | 1179 | ASN1err(ASN1_F_ASN1_COLLECT, |
1180 | ASN1_R_UNEXPECTED_EOC); | 1180 | ASN1_R_UNEXPECTED_EOC); |
1181 | return 0; | 1181 | return 0; |
1182 | } | 1182 | } |
1183 | inf = 0; | 1183 | inf = 0; |
1184 | break; | 1184 | break; |
1185 | } | 1185 | } |
1186 | 1186 | ||
1187 | if (!asn1_check_tlen(&plen, NULL, NULL, &ininf, &cst, &p, | 1187 | if (!asn1_check_tlen(&plen, NULL, NULL, &ininf, &cst, &p, |
1188 | len, tag, aclass, 0, NULL)) | 1188 | len, tag, aclass, 0, NULL)) |
1189 | { | 1189 | { |
1190 | ASN1err(ASN1_F_ASN1_COLLECT, ERR_R_NESTED_ASN1_ERROR); | 1190 | ASN1err(ASN1_F_ASN1_COLLECT, ERR_R_NESTED_ASN1_ERROR); |
1191 | return 0; | 1191 | return 0; |
1192 | } | 1192 | } |
1193 | 1193 | ||
1194 | /* If indefinite length constructed update max length */ | 1194 | /* If indefinite length constructed update max length */ |
1195 | if (cst) | 1195 | if (cst) |
1196 | { | 1196 | { |
1197 | if (depth >= ASN1_MAX_STRING_NEST) | 1197 | if (depth >= ASN1_MAX_STRING_NEST) |
1198 | { | 1198 | { |
1199 | ASN1err(ASN1_F_ASN1_COLLECT, | 1199 | ASN1err(ASN1_F_ASN1_COLLECT, |
1200 | ASN1_R_NESTED_ASN1_STRING); | 1200 | ASN1_R_NESTED_ASN1_STRING); |
1201 | return 0; | 1201 | return 0; |
1202 | } | 1202 | } |
1203 | if (!asn1_collect(buf, &p, plen, ininf, tag, aclass, | 1203 | if (!asn1_collect(buf, &p, plen, ininf, tag, aclass, |
1204 | depth + 1)) | 1204 | depth + 1)) |
1205 | return 0; | 1205 | return 0; |
1206 | } | 1206 | } |
1207 | else if (plen && !collect_data(buf, &p, plen)) | 1207 | else if (plen && !collect_data(buf, &p, plen)) |
1208 | return 0; | 1208 | return 0; |
1209 | len -= p - q; | 1209 | len -= p - q; |
1210 | } | 1210 | } |
1211 | if (inf) | 1211 | if (inf) |
1212 | { | 1212 | { |
1213 | ASN1err(ASN1_F_ASN1_COLLECT, ASN1_R_MISSING_EOC); | 1213 | ASN1err(ASN1_F_ASN1_COLLECT, ASN1_R_MISSING_EOC); |
1214 | return 0; | 1214 | return 0; |
1215 | } | 1215 | } |
1216 | *in = p; | 1216 | *in = p; |
1217 | return 1; | 1217 | return 1; |
1218 | } | 1218 | } |
1219 | 1219 | ||
1220 | static int collect_data(BUF_MEM *buf, const unsigned char **p, long plen) | 1220 | static int collect_data(BUF_MEM *buf, const unsigned char **p, long plen) |
1221 | { | 1221 | { |
1222 | int len; | 1222 | int len; |
1223 | if (buf) | 1223 | if (buf) |
1224 | { | 1224 | { |
1225 | len = buf->length; | 1225 | len = buf->length; |
1226 | if (!BUF_MEM_grow_clean(buf, len + plen)) | 1226 | if (!BUF_MEM_grow_clean(buf, len + plen)) |
1227 | { | 1227 | { |
1228 | ASN1err(ASN1_F_COLLECT_DATA, ERR_R_MALLOC_FAILURE); | 1228 | ASN1err(ASN1_F_COLLECT_DATA, ERR_R_MALLOC_FAILURE); |
1229 | return 0; | 1229 | return 0; |
1230 | } | ||
1231 | memcpy(buf->data + len, *p, plen); | ||
1232 | } | 1230 | } |
1231 | memcpy(buf->data + len, *p, plen); | ||
1232 | } | ||
1233 | *p += plen; | 1233 | *p += plen; |
1234 | return 1; | 1234 | return 1; |
1235 | } | 1235 | } |
1236 | 1236 | ||
1237 | /* Check for ASN1 EOC and swallow it if found */ | 1237 | /* Check for ASN1 EOC and swallow it if found */ |
1238 | 1238 | ||
1239 | static int asn1_check_eoc(const unsigned char **in, long len) | 1239 | static int asn1_check_eoc(const unsigned char **in, long len) |
1240 | { | 1240 | { |
1241 | const unsigned char *p; | 1241 | const unsigned char *p; |
1242 | if (len < 2) return 0; | 1242 | if (len < 2) return 0; |
1243 | p = *in; | 1243 | p = *in; |
1244 | if (!p[0] && !p[1]) | 1244 | if (!p[0] && !p[1]) |
1245 | { | 1245 | { |
1246 | *in += 2; | 1246 | *in += 2; |
1247 | return 1; | 1247 | return 1; |
1248 | } | ||
1249 | return 0; | ||
1250 | } | 1248 | } |
1249 | return 0; | ||
1250 | } | ||
1251 | 1251 | ||
1252 | /* Check an ASN1 tag and length: a bit like ASN1_get_object | 1252 | /* Check an ASN1 tag and length: a bit like ASN1_get_object |
1253 | * but it sets the length for indefinite length constructed | 1253 | * but it sets the length for indefinite length constructed |
@@ -1261,7 +1261,7 @@ static int asn1_check_tlen(long *olen, int *otag, unsigned char *oclass, | |||
1261 | const unsigned char **in, long len, | 1261 | const unsigned char **in, long len, |
1262 | int exptag, int expclass, char opt, | 1262 | int exptag, int expclass, char opt, |
1263 | ASN1_TLC *ctx) | 1263 | ASN1_TLC *ctx) |
1264 | { | 1264 | { |
1265 | int i; | 1265 | int i; |
1266 | int ptag, pclass; | 1266 | int ptag, pclass; |
1267 | long plen; | 1267 | long plen; |
@@ -1270,18 +1270,18 @@ static int asn1_check_tlen(long *olen, int *otag, unsigned char *oclass, | |||
1270 | q = p; | 1270 | q = p; |
1271 | 1271 | ||
1272 | if (ctx && ctx->valid) | 1272 | if (ctx && ctx->valid) |
1273 | { | 1273 | { |
1274 | i = ctx->ret; | 1274 | i = ctx->ret; |
1275 | plen = ctx->plen; | 1275 | plen = ctx->plen; |
1276 | pclass = ctx->pclass; | 1276 | pclass = ctx->pclass; |
1277 | ptag = ctx->ptag; | 1277 | ptag = ctx->ptag; |
1278 | p += ctx->hdrlen; | 1278 | p += ctx->hdrlen; |
1279 | } | 1279 | } |
1280 | else | 1280 | else |
1281 | { | 1281 | { |
1282 | i = ASN1_get_object(&p, &plen, &ptag, &pclass, len); | 1282 | i = ASN1_get_object(&p, &plen, &ptag, &pclass, len); |
1283 | if (ctx) | 1283 | if (ctx) |
1284 | { | 1284 | { |
1285 | ctx->ret = i; | 1285 | ctx->ret = i; |
1286 | ctx->plen = plen; | 1286 | ctx->plen = plen; |
1287 | ctx->pclass = pclass; | 1287 | ctx->pclass = pclass; |
@@ -1292,25 +1292,25 @@ static int asn1_check_tlen(long *olen, int *otag, unsigned char *oclass, | |||
1292 | * header can't exceed total amount of data available. | 1292 | * header can't exceed total amount of data available. |
1293 | */ | 1293 | */ |
1294 | if (!(i & 0x81) && ((plen + ctx->hdrlen) > len)) | 1294 | if (!(i & 0x81) && ((plen + ctx->hdrlen) > len)) |
1295 | { | 1295 | { |
1296 | ASN1err(ASN1_F_ASN1_CHECK_TLEN, | 1296 | ASN1err(ASN1_F_ASN1_CHECK_TLEN, |
1297 | ASN1_R_TOO_LONG); | 1297 | ASN1_R_TOO_LONG); |
1298 | asn1_tlc_clear(ctx); | 1298 | asn1_tlc_clear(ctx); |
1299 | return 0; | 1299 | return 0; |
1300 | } | ||
1301 | } | 1300 | } |
1302 | } | 1301 | } |
1302 | } | ||
1303 | 1303 | ||
1304 | if (i & 0x80) | 1304 | if (i & 0x80) |
1305 | { | 1305 | { |
1306 | ASN1err(ASN1_F_ASN1_CHECK_TLEN, ASN1_R_BAD_OBJECT_HEADER); | 1306 | ASN1err(ASN1_F_ASN1_CHECK_TLEN, ASN1_R_BAD_OBJECT_HEADER); |
1307 | asn1_tlc_clear(ctx); | 1307 | asn1_tlc_clear(ctx); |
1308 | return 0; | 1308 | return 0; |
1309 | } | 1309 | } |
1310 | if (exptag >= 0) | 1310 | if (exptag >= 0) |
1311 | { | 1311 | { |
1312 | if ((exptag != ptag) || (expclass != pclass)) | 1312 | if ((exptag != ptag) || (expclass != pclass)) |
1313 | { | 1313 | { |
1314 | /* If type is OPTIONAL, not an error: | 1314 | /* If type is OPTIONAL, not an error: |
1315 | * indicate missing type. | 1315 | * indicate missing type. |
1316 | */ | 1316 | */ |
@@ -1318,11 +1318,11 @@ static int asn1_check_tlen(long *olen, int *otag, unsigned char *oclass, | |||
1318 | asn1_tlc_clear(ctx); | 1318 | asn1_tlc_clear(ctx); |
1319 | ASN1err(ASN1_F_ASN1_CHECK_TLEN, ASN1_R_WRONG_TAG); | 1319 | ASN1err(ASN1_F_ASN1_CHECK_TLEN, ASN1_R_WRONG_TAG); |
1320 | return 0; | 1320 | return 0; |
1321 | } | 1321 | } |
1322 | /* We have a tag and class match: | 1322 | /* We have a tag and class match: |
1323 | * assume we are going to do something with it */ | 1323 | * assume we are going to do something with it */ |
1324 | asn1_tlc_clear(ctx); | 1324 | asn1_tlc_clear(ctx); |
1325 | } | 1325 | } |
1326 | 1326 | ||
1327 | if (i & 1) | 1327 | if (i & 1) |
1328 | plen = len - (p - q); | 1328 | plen = len - (p - q); |
@@ -1344,4 +1344,4 @@ static int asn1_check_tlen(long *olen, int *otag, unsigned char *oclass, | |||
1344 | 1344 | ||
1345 | *in = p; | 1345 | *in = p; |
1346 | return 1; | 1346 | return 1; |
1347 | } | 1347 | } |