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1 /* a_strex.c */ | |
2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL | |
3 * project 2000. | |
4 */ | |
5 /* ==================================================================== | |
6 * Copyright (c) 2000 The OpenSSL Project. All rights reserved. | |
7 * | |
8 * Redistribution and use in source and binary forms, with or without | |
9 * modification, are permitted provided that the following conditions | |
10 * are met: | |
11 * | |
12 * 1. Redistributions of source code must retain the above copyright | |
13 * notice, this list of conditions and the following disclaimer. | |
14 * | |
15 * 2. Redistributions in binary form must reproduce the above copyright | |
16 * notice, this list of conditions and the following disclaimer in | |
17 * the documentation and/or other materials provided with the | |
18 * distribution. | |
19 * | |
20 * 3. All advertising materials mentioning features or use of this | |
21 * software must display the following acknowledgment: | |
22 * "This product includes software developed by the OpenSSL Project | |
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" | |
24 * | |
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
26 * endorse or promote products derived from this software without | |
27 * prior written permission. For written permission, please contact | |
28 * licensing@OpenSSL.org. | |
29 * | |
30 * 5. Products derived from this software may not be called "OpenSSL" | |
31 * nor may "OpenSSL" appear in their names without prior written | |
32 * permission of the OpenSSL Project. | |
33 * | |
34 * 6. Redistributions of any form whatsoever must retain the following | |
35 * acknowledgment: | |
36 * "This product includes software developed by the OpenSSL Project | |
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" | |
38 * | |
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
50 * OF THE POSSIBILITY OF SUCH DAMAGE. | |
51 * ==================================================================== | |
52 * | |
53 * This product includes cryptographic software written by Eric Young | |
54 * (eay@cryptsoft.com). This product includes software written by Tim | |
55 * Hudson (tjh@cryptsoft.com). | |
56 * | |
57 */ | |
58 | |
59 #include <stdio.h> | |
60 #include <string.h> | |
61 #include "cryptlib.h" | |
62 #include <openssl/crypto.h> | |
63 #include <openssl/x509.h> | |
64 #include <openssl/asn1.h> | |
65 | |
66 #include "charmap.h" | |
67 | |
68 /* ASN1_STRING_print_ex() and X509_NAME_print_ex(). | |
69 * Enhanced string and name printing routines handling | |
70 * multibyte characters, RFC2253 and a host of other | |
71 * options. | |
72 */ | |
73 | |
74 | |
75 #define CHARTYPE_BS_ESC (ASN1_STRFLGS_ESC_2253 | CHARTYPE_FIRST_ESC_2253
| CHARTYPE_LAST_ESC_2253) | |
76 | |
77 #define ESC_FLAGS (ASN1_STRFLGS_ESC_2253 | \ | |
78 ASN1_STRFLGS_ESC_QUOTE | \ | |
79 ASN1_STRFLGS_ESC_CTRL | \ | |
80 ASN1_STRFLGS_ESC_MSB) | |
81 | |
82 | |
83 /* Three IO functions for sending data to memory, a BIO and | |
84 * and a FILE pointer. | |
85 */ | |
86 #if 0 /* never used */ | |
87 static int send_mem_chars(void *arg, const void *buf, int len) | |
88 { | |
89 unsigned char **out = arg; | |
90 if(!out) return 1; | |
91 memcpy(*out, buf, len); | |
92 *out += len; | |
93 return 1; | |
94 } | |
95 #endif | |
96 | |
97 static int send_bio_chars(void *arg, const void *buf, int len) | |
98 { | |
99 if(!arg) return 1; | |
100 if(BIO_write(arg, buf, len) != len) return 0; | |
101 return 1; | |
102 } | |
103 | |
104 static int send_fp_chars(void *arg, const void *buf, int len) | |
105 { | |
106 if(!arg) return 1; | |
107 if(fwrite(buf, 1, len, arg) != (unsigned int)len) return 0; | |
108 return 1; | |
109 } | |
110 | |
111 typedef int char_io(void *arg, const void *buf, int len); | |
112 | |
113 /* This function handles display of | |
114 * strings, one character at a time. | |
115 * It is passed an unsigned long for each | |
116 * character because it could come from 2 or even | |
117 * 4 byte forms. | |
118 */ | |
119 | |
120 static int do_esc_char(unsigned long c, unsigned char flags, char *do_quotes, ch
ar_io *io_ch, void *arg) | |
121 { | |
122 unsigned char chflgs, chtmp; | |
123 char tmphex[HEX_SIZE(long)+3]; | |
124 | |
125 if(c > 0xffffffffL) | |
126 return -1; | |
127 if(c > 0xffff) { | |
128 BIO_snprintf(tmphex, sizeof tmphex, "\\W%08lX", c); | |
129 if(!io_ch(arg, tmphex, 10)) return -1; | |
130 return 10; | |
131 } | |
132 if(c > 0xff) { | |
133 BIO_snprintf(tmphex, sizeof tmphex, "\\U%04lX", c); | |
134 if(!io_ch(arg, tmphex, 6)) return -1; | |
135 return 6; | |
136 } | |
137 chtmp = (unsigned char)c; | |
138 if(chtmp > 0x7f) chflgs = flags & ASN1_STRFLGS_ESC_MSB; | |
139 else chflgs = char_type[chtmp] & flags; | |
140 if(chflgs & CHARTYPE_BS_ESC) { | |
141 /* If we don't escape with quotes, signal we need quotes */ | |
142 if(chflgs & ASN1_STRFLGS_ESC_QUOTE) { | |
143 if(do_quotes) *do_quotes = 1; | |
144 if(!io_ch(arg, &chtmp, 1)) return -1; | |
145 return 1; | |
146 } | |
147 if(!io_ch(arg, "\\", 1)) return -1; | |
148 if(!io_ch(arg, &chtmp, 1)) return -1; | |
149 return 2; | |
150 } | |
151 if(chflgs & (ASN1_STRFLGS_ESC_CTRL|ASN1_STRFLGS_ESC_MSB)) { | |
152 BIO_snprintf(tmphex, 11, "\\%02X", chtmp); | |
153 if(!io_ch(arg, tmphex, 3)) return -1; | |
154 return 3; | |
155 } | |
156 /* If we get this far and do any escaping at all must escape | |
157 * the escape character itself: backslash. | |
158 */ | |
159 if (chtmp == '\\' && flags & ESC_FLAGS) { | |
160 if(!io_ch(arg, "\\\\", 2)) return -1; | |
161 return 2; | |
162 } | |
163 if(!io_ch(arg, &chtmp, 1)) return -1; | |
164 return 1; | |
165 } | |
166 | |
167 #define BUF_TYPE_WIDTH_MASK 0x7 | |
168 #define BUF_TYPE_CONVUTF8 0x8 | |
169 | |
170 /* This function sends each character in a buffer to | |
171 * do_esc_char(). It interprets the content formats | |
172 * and converts to or from UTF8 as appropriate. | |
173 */ | |
174 | |
175 static int do_buf(unsigned char *buf, int buflen, | |
176 int type, unsigned char flags, char *quotes, char_io *io
_ch, void *arg) | |
177 { | |
178 int i, outlen, len; | |
179 unsigned char orflags, *p, *q; | |
180 unsigned long c; | |
181 p = buf; | |
182 q = buf + buflen; | |
183 outlen = 0; | |
184 while(p != q) { | |
185 if(p == buf && flags & ASN1_STRFLGS_ESC_2253) orflags = CHARTYPE
_FIRST_ESC_2253; | |
186 else orflags = 0; | |
187 switch(type & BUF_TYPE_WIDTH_MASK) { | |
188 case 4: | |
189 c = ((unsigned long)*p++) << 24; | |
190 c |= ((unsigned long)*p++) << 16; | |
191 c |= ((unsigned long)*p++) << 8; | |
192 c |= *p++; | |
193 break; | |
194 | |
195 case 2: | |
196 c = ((unsigned long)*p++) << 8; | |
197 c |= *p++; | |
198 break; | |
199 | |
200 case 1: | |
201 c = *p++; | |
202 break; | |
203 | |
204 case 0: | |
205 i = UTF8_getc(p, buflen, &c); | |
206 if(i < 0) return -1; /* Invalid UTF8String */ | |
207 p += i; | |
208 break; | |
209 default: | |
210 return -1; /* invalid width */ | |
211 } | |
212 if (p == q && flags & ASN1_STRFLGS_ESC_2253) orflags = CHARTYPE_
LAST_ESC_2253; | |
213 if(type & BUF_TYPE_CONVUTF8) { | |
214 unsigned char utfbuf[6]; | |
215 int utflen; | |
216 utflen = UTF8_putc(utfbuf, sizeof utfbuf, c); | |
217 for(i = 0; i < utflen; i++) { | |
218 /* We don't need to worry about setting orflags
correctly | |
219 * because if utflen==1 its value will be correc
t anyway | |
220 * otherwise each character will be > 0x7f and s
o the | |
221 * character will never be escaped on first and
last. | |
222 */ | |
223 len = do_esc_char(utfbuf[i], (unsigned char)(fla
gs | orflags), quotes, io_ch, arg); | |
224 if(len < 0) return -1; | |
225 outlen += len; | |
226 } | |
227 } else { | |
228 len = do_esc_char(c, (unsigned char)(flags | orflags), q
uotes, io_ch, arg); | |
229 if(len < 0) return -1; | |
230 outlen += len; | |
231 } | |
232 } | |
233 return outlen; | |
234 } | |
235 | |
236 /* This function hex dumps a buffer of characters */ | |
237 | |
238 static int do_hex_dump(char_io *io_ch, void *arg, unsigned char *buf, int buflen
) | |
239 { | |
240 static const char hexdig[] = "0123456789ABCDEF"; | |
241 unsigned char *p, *q; | |
242 char hextmp[2]; | |
243 if(arg) { | |
244 p = buf; | |
245 q = buf + buflen; | |
246 while(p != q) { | |
247 hextmp[0] = hexdig[*p >> 4]; | |
248 hextmp[1] = hexdig[*p & 0xf]; | |
249 if(!io_ch(arg, hextmp, 2)) return -1; | |
250 p++; | |
251 } | |
252 } | |
253 return buflen << 1; | |
254 } | |
255 | |
256 /* "dump" a string. This is done when the type is unknown, | |
257 * or the flags request it. We can either dump the content | |
258 * octets or the entire DER encoding. This uses the RFC2253 | |
259 * #01234 format. | |
260 */ | |
261 | |
262 static int do_dump(unsigned long lflags, char_io *io_ch, void *arg, ASN1_STRING
*str) | |
263 { | |
264 /* Placing the ASN1_STRING in a temp ASN1_TYPE allows | |
265 * the DER encoding to readily obtained | |
266 */ | |
267 ASN1_TYPE t; | |
268 unsigned char *der_buf, *p; | |
269 int outlen, der_len; | |
270 | |
271 if(!io_ch(arg, "#", 1)) return -1; | |
272 /* If we don't dump DER encoding just dump content octets */ | |
273 if(!(lflags & ASN1_STRFLGS_DUMP_DER)) { | |
274 outlen = do_hex_dump(io_ch, arg, str->data, str->length); | |
275 if(outlen < 0) return -1; | |
276 return outlen + 1; | |
277 } | |
278 t.type = str->type; | |
279 t.value.ptr = (char *)str; | |
280 der_len = i2d_ASN1_TYPE(&t, NULL); | |
281 der_buf = OPENSSL_malloc(der_len); | |
282 if(!der_buf) return -1; | |
283 p = der_buf; | |
284 i2d_ASN1_TYPE(&t, &p); | |
285 outlen = do_hex_dump(io_ch, arg, der_buf, der_len); | |
286 OPENSSL_free(der_buf); | |
287 if(outlen < 0) return -1; | |
288 return outlen + 1; | |
289 } | |
290 | |
291 /* Lookup table to convert tags to character widths, | |
292 * 0 = UTF8 encoded, -1 is used for non string types | |
293 * otherwise it is the number of bytes per character | |
294 */ | |
295 | |
296 static const signed char tag2nbyte[] = { | |
297 -1, -1, -1, -1, -1, /* 0-4 */ | |
298 -1, -1, -1, -1, -1, /* 5-9 */ | |
299 -1, -1, 0, -1, /* 10-13 */ | |
300 -1, -1, -1, -1, /* 15-17 */ | |
301 -1, 1, 1, /* 18-20 */ | |
302 -1, 1, 1, 1, /* 21-24 */ | |
303 -1, 1, -1, /* 25-27 */ | |
304 4, -1, 2 /* 28-30 */ | |
305 }; | |
306 | |
307 /* This is the main function, print out an | |
308 * ASN1_STRING taking note of various escape | |
309 * and display options. Returns number of | |
310 * characters written or -1 if an error | |
311 * occurred. | |
312 */ | |
313 | |
314 static int do_print_ex(char_io *io_ch, void *arg, unsigned long lflags, ASN1_STR
ING *str) | |
315 { | |
316 int outlen, len; | |
317 int type; | |
318 char quotes; | |
319 unsigned char flags; | |
320 quotes = 0; | |
321 /* Keep a copy of escape flags */ | |
322 flags = (unsigned char)(lflags & ESC_FLAGS); | |
323 | |
324 type = str->type; | |
325 | |
326 outlen = 0; | |
327 | |
328 | |
329 if(lflags & ASN1_STRFLGS_SHOW_TYPE) { | |
330 const char *tagname; | |
331 tagname = ASN1_tag2str(type); | |
332 outlen += strlen(tagname); | |
333 if(!io_ch(arg, tagname, outlen) || !io_ch(arg, ":", 1)) return -
1; | |
334 outlen++; | |
335 } | |
336 | |
337 /* Decide what to do with type, either dump content or display it */ | |
338 | |
339 /* Dump everything */ | |
340 if(lflags & ASN1_STRFLGS_DUMP_ALL) type = -1; | |
341 /* Ignore the string type */ | |
342 else if(lflags & ASN1_STRFLGS_IGNORE_TYPE) type = 1; | |
343 else { | |
344 /* Else determine width based on type */ | |
345 if((type > 0) && (type < 31)) type = tag2nbyte[type]; | |
346 else type = -1; | |
347 if((type == -1) && !(lflags & ASN1_STRFLGS_DUMP_UNKNOWN)) type =
1; | |
348 } | |
349 | |
350 if(type == -1) { | |
351 len = do_dump(lflags, io_ch, arg, str); | |
352 if(len < 0) return -1; | |
353 outlen += len; | |
354 return outlen; | |
355 } | |
356 | |
357 if(lflags & ASN1_STRFLGS_UTF8_CONVERT) { | |
358 /* Note: if string is UTF8 and we want | |
359 * to convert to UTF8 then we just interpret | |
360 * it as 1 byte per character to avoid converting | |
361 * twice. | |
362 */ | |
363 if(!type) type = 1; | |
364 else type |= BUF_TYPE_CONVUTF8; | |
365 } | |
366 | |
367 len = do_buf(str->data, str->length, type, flags, "es, io_ch, NULL); | |
368 if(len < 0) return -1; | |
369 outlen += len; | |
370 if(quotes) outlen += 2; | |
371 if(!arg) return outlen; | |
372 if(quotes && !io_ch(arg, "\"", 1)) return -1; | |
373 if(do_buf(str->data, str->length, type, flags, NULL, io_ch, arg) < 0) | |
374 return -1; | |
375 if(quotes && !io_ch(arg, "\"", 1)) return -1; | |
376 return outlen; | |
377 } | |
378 | |
379 /* Used for line indenting: print 'indent' spaces */ | |
380 | |
381 static int do_indent(char_io *io_ch, void *arg, int indent) | |
382 { | |
383 int i; | |
384 for(i = 0; i < indent; i++) | |
385 if(!io_ch(arg, " ", 1)) return 0; | |
386 return 1; | |
387 } | |
388 | |
389 #define FN_WIDTH_LN 25 | |
390 #define FN_WIDTH_SN 10 | |
391 | |
392 static int do_name_ex(char_io *io_ch, void *arg, X509_NAME *n, | |
393 int indent, unsigned long flags) | |
394 { | |
395 int i, prev = -1, orflags, cnt; | |
396 int fn_opt, fn_nid; | |
397 ASN1_OBJECT *fn; | |
398 ASN1_STRING *val; | |
399 X509_NAME_ENTRY *ent; | |
400 char objtmp[80]; | |
401 const char *objbuf; | |
402 int outlen, len; | |
403 char *sep_dn, *sep_mv, *sep_eq; | |
404 int sep_dn_len, sep_mv_len, sep_eq_len; | |
405 if(indent < 0) indent = 0; | |
406 outlen = indent; | |
407 if(!do_indent(io_ch, arg, indent)) return -1; | |
408 switch (flags & XN_FLAG_SEP_MASK) | |
409 { | |
410 case XN_FLAG_SEP_MULTILINE: | |
411 sep_dn = "\n"; | |
412 sep_dn_len = 1; | |
413 sep_mv = " + "; | |
414 sep_mv_len = 3; | |
415 break; | |
416 | |
417 case XN_FLAG_SEP_COMMA_PLUS: | |
418 sep_dn = ","; | |
419 sep_dn_len = 1; | |
420 sep_mv = "+"; | |
421 sep_mv_len = 1; | |
422 indent = 0; | |
423 break; | |
424 | |
425 case XN_FLAG_SEP_CPLUS_SPC: | |
426 sep_dn = ", "; | |
427 sep_dn_len = 2; | |
428 sep_mv = " + "; | |
429 sep_mv_len = 3; | |
430 indent = 0; | |
431 break; | |
432 | |
433 case XN_FLAG_SEP_SPLUS_SPC: | |
434 sep_dn = "; "; | |
435 sep_dn_len = 2; | |
436 sep_mv = " + "; | |
437 sep_mv_len = 3; | |
438 indent = 0; | |
439 break; | |
440 | |
441 default: | |
442 return -1; | |
443 } | |
444 | |
445 if(flags & XN_FLAG_SPC_EQ) { | |
446 sep_eq = " = "; | |
447 sep_eq_len = 3; | |
448 } else { | |
449 sep_eq = "="; | |
450 sep_eq_len = 1; | |
451 } | |
452 | |
453 fn_opt = flags & XN_FLAG_FN_MASK; | |
454 | |
455 cnt = X509_NAME_entry_count(n); | |
456 for(i = 0; i < cnt; i++) { | |
457 if(flags & XN_FLAG_DN_REV) | |
458 ent = X509_NAME_get_entry(n, cnt - i - 1); | |
459 else ent = X509_NAME_get_entry(n, i); | |
460 if(prev != -1) { | |
461 if(prev == ent->set) { | |
462 if(!io_ch(arg, sep_mv, sep_mv_len)) return -1; | |
463 outlen += sep_mv_len; | |
464 } else { | |
465 if(!io_ch(arg, sep_dn, sep_dn_len)) return -1; | |
466 outlen += sep_dn_len; | |
467 if(!do_indent(io_ch, arg, indent)) return -1; | |
468 outlen += indent; | |
469 } | |
470 } | |
471 prev = ent->set; | |
472 fn = X509_NAME_ENTRY_get_object(ent); | |
473 val = X509_NAME_ENTRY_get_data(ent); | |
474 fn_nid = OBJ_obj2nid(fn); | |
475 if(fn_opt != XN_FLAG_FN_NONE) { | |
476 int objlen, fld_len; | |
477 if((fn_opt == XN_FLAG_FN_OID) || (fn_nid==NID_undef) ) { | |
478 OBJ_obj2txt(objtmp, sizeof objtmp, fn, 1); | |
479 fld_len = 0; /* XXX: what should this be? */ | |
480 objbuf = objtmp; | |
481 } else { | |
482 if(fn_opt == XN_FLAG_FN_SN) { | |
483 fld_len = FN_WIDTH_SN; | |
484 objbuf = OBJ_nid2sn(fn_nid); | |
485 } else if(fn_opt == XN_FLAG_FN_LN) { | |
486 fld_len = FN_WIDTH_LN; | |
487 objbuf = OBJ_nid2ln(fn_nid); | |
488 } else { | |
489 fld_len = 0; /* XXX: what should this be
? */ | |
490 objbuf = ""; | |
491 } | |
492 } | |
493 objlen = strlen(objbuf); | |
494 if(!io_ch(arg, objbuf, objlen)) return -1; | |
495 if ((objlen < fld_len) && (flags & XN_FLAG_FN_ALIGN)) { | |
496 if (!do_indent(io_ch, arg, fld_len - objlen)) re
turn -1; | |
497 outlen += fld_len - objlen; | |
498 } | |
499 if(!io_ch(arg, sep_eq, sep_eq_len)) return -1; | |
500 outlen += objlen + sep_eq_len; | |
501 } | |
502 /* If the field name is unknown then fix up the DER dump | |
503 * flag. We might want to limit this further so it will | |
504 * DER dump on anything other than a few 'standard' fields. | |
505 */ | |
506 if((fn_nid == NID_undef) && (flags & XN_FLAG_DUMP_UNKNOWN_FIELDS
)) | |
507 orflags = ASN1_STRFLGS_DUMP_ALL; | |
508 else orflags = 0; | |
509 | |
510 len = do_print_ex(io_ch, arg, flags | orflags, val); | |
511 if(len < 0) return -1; | |
512 outlen += len; | |
513 } | |
514 return outlen; | |
515 } | |
516 | |
517 /* Wrappers round the main functions */ | |
518 | |
519 int X509_NAME_print_ex(BIO *out, X509_NAME *nm, int indent, unsigned long flags) | |
520 { | |
521 if(flags == XN_FLAG_COMPAT) | |
522 return X509_NAME_print(out, nm, indent); | |
523 return do_name_ex(send_bio_chars, out, nm, indent, flags); | |
524 } | |
525 | |
526 #ifndef OPENSSL_NO_FP_API | |
527 int X509_NAME_print_ex_fp(FILE *fp, X509_NAME *nm, int indent, unsigned long fla
gs) | |
528 { | |
529 if(flags == XN_FLAG_COMPAT) | |
530 { | |
531 BIO *btmp; | |
532 int ret; | |
533 btmp = BIO_new_fp(fp, BIO_NOCLOSE); | |
534 if(!btmp) return -1; | |
535 ret = X509_NAME_print(btmp, nm, indent); | |
536 BIO_free(btmp); | |
537 return ret; | |
538 } | |
539 return do_name_ex(send_fp_chars, fp, nm, indent, flags); | |
540 } | |
541 #endif | |
542 | |
543 int ASN1_STRING_print_ex(BIO *out, ASN1_STRING *str, unsigned long flags) | |
544 { | |
545 return do_print_ex(send_bio_chars, out, flags, str); | |
546 } | |
547 | |
548 #ifndef OPENSSL_NO_FP_API | |
549 int ASN1_STRING_print_ex_fp(FILE *fp, ASN1_STRING *str, unsigned long flags) | |
550 { | |
551 return do_print_ex(send_fp_chars, fp, flags, str); | |
552 } | |
553 #endif | |
554 | |
555 /* Utility function: convert any string type to UTF8, returns number of bytes | |
556 * in output string or a negative error code | |
557 */ | |
558 | |
559 int ASN1_STRING_to_UTF8(unsigned char **out, ASN1_STRING *in) | |
560 { | |
561 ASN1_STRING stmp, *str = &stmp; | |
562 int mbflag, type, ret; | |
563 if(!in) return -1; | |
564 type = in->type; | |
565 if((type < 0) || (type > 30)) return -1; | |
566 mbflag = tag2nbyte[type]; | |
567 if(mbflag == -1) return -1; | |
568 mbflag |= MBSTRING_FLAG; | |
569 stmp.data = NULL; | |
570 stmp.length = 0; | |
571 ret = ASN1_mbstring_copy(&str, in->data, in->length, mbflag, B_ASN1_UTF8
STRING); | |
572 if(ret < 0) return ret; | |
573 *out = stmp.data; | |
574 return stmp.length; | |
575 } | |
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