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a_strex.c

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1/* $OpenBSD: a_strex.c,v 1.28 2018/05/19 10:46:28 tb Exp $ */-
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-
62#include <openssl/asn1.h>-
63#include <openssl/crypto.h>-
64#include <openssl/x509.h>-
65-
66#include "asn1_locl.h"-
67-
68#include "charmap.h"-
69-
70/* ASN1_STRING_print_ex() and X509_NAME_print_ex().-
71 * Enhanced string and name printing routines handling-
72 * multibyte characters, RFC2253 and a host of other-
73 * options.-
74 */-
75-
76#define CHARTYPE_BS_ESC (ASN1_STRFLGS_ESC_2253 | CHARTYPE_FIRST_ESC_2253 | CHARTYPE_LAST_ESC_2253)-
77-
78#define ESC_FLAGS (ASN1_STRFLGS_ESC_2253 | \-
79 ASN1_STRFLGS_ESC_QUOTE | \-
80 ASN1_STRFLGS_ESC_CTRL | \-
81 ASN1_STRFLGS_ESC_MSB)-
82-
83-
84/* Three IO functions for sending data to memory, a BIO and-
85 * and a FILE pointer.-
86 */-
87static int-
88send_bio_chars(void *arg, const void *buf, int len)-
89{-
90 if (!arg)
!argDescription
TRUEnever evaluated
FALSEnever evaluated
0
91 return 1;
never executed: return 1;
0
92 if (BIO_write(arg, buf, len) != len)
BIO_write(arg,...f, len) != lenDescription
TRUEnever evaluated
FALSEnever evaluated
0
93 return 0;
never executed: return 0;
0
94 return 1;
never executed: return 1;
0
95}-
96-
97static int-
98send_fp_chars(void *arg, const void *buf, int len)-
99{-
100 if (!arg)
!argDescription
TRUEnever evaluated
FALSEnever evaluated
0
101 return 1;
never executed: return 1;
0
102 if (fwrite(buf, 1, (size_t)len, arg) != (size_t)len)
fwrite(buf, 1,...!= (size_t)lenDescription
TRUEnever evaluated
FALSEnever evaluated
0
103 return 0;
never executed: return 0;
0
104 return 1;
never executed: return 1;
0
105}-
106-
107typedef int char_io(void *arg, const void *buf, int len);-
108-
109/* This function handles display of-
110 * strings, one character at a time.-
111 * It is passed an unsigned long for each-
112 * character because it could come from 2 or even-
113 * 4 byte forms.-
114 */-
115-
116static int-
117do_esc_char(unsigned long c, unsigned char flags, char *do_quotes,-
118 char_io *io_ch, void *arg)-
119{-
120 unsigned char chflgs, chtmp;-
121 char tmphex[sizeof(long) * 2 + 3];-
122-
123 if (c > 0xffffffffL)
c > 0xffffffffLDescription
TRUEnever evaluated
FALSEnever evaluated
0
124 return -1;
never executed: return -1;
0
125 if (c > 0xffff) {
c > 0xffffDescription
TRUEnever evaluated
FALSEnever evaluated
0
126 snprintf(tmphex, sizeof tmphex, "\\W%08lX", c);-
127 if (!io_ch(arg, tmphex, 10))
!io_ch(arg, tmphex, 10)Description
TRUEnever evaluated
FALSEnever evaluated
0
128 return -1;
never executed: return -1;
0
129 return 10;
never executed: return 10;
0
130 }-
131 if (c > 0xff) {
c > 0xffDescription
TRUEnever evaluated
FALSEnever evaluated
0
132 snprintf(tmphex, sizeof tmphex, "\\U%04lX", c);-
133 if (!io_ch(arg, tmphex, 6))
!io_ch(arg, tmphex, 6)Description
TRUEnever evaluated
FALSEnever evaluated
0
134 return -1;
never executed: return -1;
0
135 return 6;
never executed: return 6;
0
136 }-
137 chtmp = (unsigned char)c;-
138 if (chtmp > 0x7f)
chtmp > 0x7fDescription
TRUEnever evaluated
FALSEnever evaluated
0
139 chflgs = flags & ASN1_STRFLGS_ESC_MSB;
never executed: chflgs = flags & 4;
0
140 else-
141 chflgs = char_type[chtmp] & flags;
never executed: chflgs = char_type[chtmp] & flags;
0
142 if (chflgs & CHARTYPE_BS_ESC) {
chflgs & (1 | 0x20 | 0x40)Description
TRUEnever evaluated
FALSEnever evaluated
0
143 /* If we don't escape with quotes, signal we need quotes */-
144 if (chflgs & ASN1_STRFLGS_ESC_QUOTE) {
chflgs & 8Description
TRUEnever evaluated
FALSEnever evaluated
0
145 if (do_quotes)
do_quotesDescription
TRUEnever evaluated
FALSEnever evaluated
0
146 *do_quotes = 1;
never executed: *do_quotes = 1;
0
147 if (!io_ch(arg, &chtmp, 1))
!io_ch(arg, &chtmp, 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
148 return -1;
never executed: return -1;
0
149 return 1;
never executed: return 1;
0
150 }-
151 if (!io_ch(arg, "\\", 1))
!io_ch(arg, "\\", 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
152 return -1;
never executed: return -1;
0
153 if (!io_ch(arg, &chtmp, 1))
!io_ch(arg, &chtmp, 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
154 return -1;
never executed: return -1;
0
155 return 2;
never executed: return 2;
0
156 }-
157 if (chflgs & (ASN1_STRFLGS_ESC_CTRL|ASN1_STRFLGS_ESC_MSB)) {
chflgs & (2|4)Description
TRUEnever evaluated
FALSEnever evaluated
0
158 snprintf(tmphex, sizeof tmphex, "\\%02X", chtmp);-
159 if (!io_ch(arg, tmphex, 3))
!io_ch(arg, tmphex, 3)Description
TRUEnever evaluated
FALSEnever evaluated
0
160 return -1;
never executed: return -1;
0
161 return 3;
never executed: return 3;
0
162 }-
163 /* If we get this far and do any escaping at all must escape-
164 * the escape character itself: backslash.-
165 */-
166 if (chtmp == '\\' && flags & ESC_FLAGS) {
chtmp == '\\'Description
TRUEnever evaluated
FALSEnever evaluated
flags & (1 | 8 | 2 | 4)Description
TRUEnever evaluated
FALSEnever evaluated
0
167 if (!io_ch(arg, "\\\\", 2))
!io_ch(arg, "\\\\", 2)Description
TRUEnever evaluated
FALSEnever evaluated
0
168 return -1;
never executed: return -1;
0
169 return 2;
never executed: return 2;
0
170 }-
171 if (!io_ch(arg, &chtmp, 1))
!io_ch(arg, &chtmp, 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
172 return -1;
never executed: return -1;
0
173 return 1;
never executed: return 1;
0
174}-
175-
176#define BUF_TYPE_WIDTH_MASK 0x7-
177#define BUF_TYPE_CONVUTF8 0x8-
178-
179/* This function sends each character in a buffer to-
180 * do_esc_char(). It interprets the content formats-
181 * and converts to or from UTF8 as appropriate.-
182 */-
183-
184static int-
185do_buf(unsigned char *buf, int buflen, int type, unsigned char flags,-
186 char *quotes, char_io *io_ch, void *arg)-
187{-
188 int i, outlen, len;-
189 unsigned char orflags, *p, *q;-
190 unsigned long c;-
191-
192 p = buf;-
193 q = buf + buflen;-
194 outlen = 0;-
195 while (p != q) {
p != qDescription
TRUEnever evaluated
FALSEnever evaluated
0
196 if (p == buf && flags & ASN1_STRFLGS_ESC_2253)
p == bufDescription
TRUEnever evaluated
FALSEnever evaluated
flags & 1Description
TRUEnever evaluated
FALSEnever evaluated
0
197 orflags = CHARTYPE_FIRST_ESC_2253;
never executed: orflags = 0x20;
0
198 else-
199 orflags = 0;
never executed: orflags = 0;
0
200 switch (type & BUF_TYPE_WIDTH_MASK) {-
201 case 4:
never executed: case 4:
0
202 c = ((unsigned long)*p++) << 24;-
203 c |= ((unsigned long)*p++) << 16;-
204 c |= ((unsigned long)*p++) << 8;-
205 c |= *p++;-
206 if (c > UNICODE_MAX || UNICODE_IS_SURROGATE(c))
c > 0x10FFFFDescription
TRUEnever evaluated
FALSEnever evaluated
(c) >= 0x00D800Description
TRUEnever evaluated
FALSEnever evaluated
(c) <= 0x00DFFFDescription
TRUEnever evaluated
FALSEnever evaluated
0
207 return -1;
never executed: return -1;
0
208 break;
never executed: break;
0
209-
210 case 2:
never executed: case 2:
0
211 c = ((unsigned long)*p++) << 8;-
212 c |= *p++;-
213 if (UNICODE_IS_SURROGATE(c))
(c) >= 0x00D800Description
TRUEnever evaluated
FALSEnever evaluated
(c) <= 0x00DFFFDescription
TRUEnever evaluated
FALSEnever evaluated
0
214 return -1;
never executed: return -1;
0
215 break;
never executed: break;
0
216-
217 case 1:
never executed: case 1:
0
218 c = *p++;-
219 break;
never executed: break;
0
220-
221 case 0:
never executed: case 0:
0
222 i = UTF8_getc(p, q - p, &c);-
223 if (i < 0)
i < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
224 return -1; /* Invalid UTF8String */
never executed: return -1;
0
225 p += i;-
226 break;
never executed: break;
0
227 default:
never executed: default:
0
228 return -1; /* invalid width */
never executed: return -1;
0
229 }-
230 if (p == q && flags & ASN1_STRFLGS_ESC_2253)
p == qDescription
TRUEnever evaluated
FALSEnever evaluated
flags & 1Description
TRUEnever evaluated
FALSEnever evaluated
0
231 orflags = CHARTYPE_LAST_ESC_2253;
never executed: orflags = 0x40;
0
232 if (type & BUF_TYPE_CONVUTF8) {
type & 0x8Description
TRUEnever evaluated
FALSEnever evaluated
0
233 unsigned char utfbuf[6];-
234 int utflen;-
235-
236 utflen = UTF8_putc(utfbuf, sizeof utfbuf, c);-
237 if (utflen < 0)
utflen < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
238 return -1;
never executed: return -1;
0
239 for (i = 0; i < utflen; i++) {
i < utflenDescription
TRUEnever evaluated
FALSEnever evaluated
0
240 /* We don't need to worry about setting orflags correctly-
241 * because if utflen==1 its value will be correct anyway-
242 * otherwise each character will be > 0x7f and so the-
243 * character will never be escaped on first and last.-
244 */-
245 len = do_esc_char(utfbuf[i],-
246 (unsigned char)(flags | orflags), quotes,-
247 io_ch, arg);-
248 if (len < 0)
len < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
249 return -1;
never executed: return -1;
0
250 outlen += len;-
251 }
never executed: end of block
0
252 } else {
never executed: end of block
0
253 len = do_esc_char(c, (unsigned char)(flags | orflags),-
254 quotes, io_ch, arg);-
255 if (len < 0)
len < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
256 return -1;
never executed: return -1;
0
257 outlen += len;-
258 }
never executed: end of block
0
259 }-
260 return outlen;
never executed: return outlen;
0
261}-
262-
263/* This function hex dumps a buffer of characters */-
264-
265static int-
266do_hex_dump(char_io *io_ch, void *arg, unsigned char *buf, int buflen)-
267{-
268 static const char hexdig[] = "0123456789ABCDEF";-
269 unsigned char *p, *q;-
270 char hextmp[2];-
271 if (arg) {
argDescription
TRUEnever evaluated
FALSEnever evaluated
0
272 p = buf;-
273 q = buf + buflen;-
274 while (p != q) {
p != qDescription
TRUEnever evaluated
FALSEnever evaluated
0
275 hextmp[0] = hexdig[*p >> 4];-
276 hextmp[1] = hexdig[*p & 0xf];-
277 if (!io_ch(arg, hextmp, 2))
!io_ch(arg, hextmp, 2)Description
TRUEnever evaluated
FALSEnever evaluated
0
278 return -1;
never executed: return -1;
0
279 p++;-
280 }
never executed: end of block
0
281 }
never executed: end of block
0
282 return buflen << 1;
never executed: return buflen << 1;
0
283}-
284-
285/* "dump" a string. This is done when the type is unknown,-
286 * or the flags request it. We can either dump the content-
287 * octets or the entire DER encoding. This uses the RFC2253-
288 * #01234 format.-
289 */-
290-
291static int-
292do_dump(unsigned long lflags, char_io *io_ch, void *arg, const ASN1_STRING *str)-
293{-
294 /* Placing the ASN1_STRING in a temp ASN1_TYPE allows-
295 * the DER encoding to readily obtained-
296 */-
297 ASN1_TYPE t;-
298 unsigned char *der_buf, *p;-
299 int outlen, der_len;-
300-
301 if (!io_ch(arg, "#", 1))
!io_ch(arg, "#", 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
302 return -1;
never executed: return -1;
0
303 /* If we don't dump DER encoding just dump content octets */-
304 if (!(lflags & ASN1_STRFLGS_DUMP_DER)) {
!(lflags & 0x200)Description
TRUEnever evaluated
FALSEnever evaluated
0
305 outlen = do_hex_dump(io_ch, arg, str->data, str->length);-
306 if (outlen < 0)
outlen < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
307 return -1;
never executed: return -1;
0
308 return outlen + 1;
never executed: return outlen + 1;
0
309 }-
310 t.type = str->type;-
311 t.value.ptr = (char *)str;-
312 der_len = i2d_ASN1_TYPE(&t, NULL);-
313 der_buf = malloc(der_len);-
314 if (!der_buf)
!der_bufDescription
TRUEnever evaluated
FALSEnever evaluated
0
315 return -1;
never executed: return -1;
0
316 p = der_buf;-
317 i2d_ASN1_TYPE(&t, &p);-
318 outlen = do_hex_dump(io_ch, arg, der_buf, der_len);-
319 free(der_buf);-
320 if (outlen < 0)
outlen < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
321 return -1;
never executed: return -1;
0
322 return outlen + 1;
never executed: return outlen + 1;
0
323}-
324-
325/* Lookup table to convert tags to character widths,-
326 * 0 = UTF8 encoded, -1 is used for non string types-
327 * otherwise it is the number of bytes per character-
328 */-
329-
330static const signed char tag2nbyte[] = {-
331 -1, -1, -1, -1, -1, /* 0-4 */-
332 -1, -1, -1, -1, -1, /* 5-9 */-
333 -1, -1, 0, -1, /* 10-13 */-
334 -1, -1, -1, -1, /* 15-17 */-
335 -1, 1, 1, /* 18-20 */-
336 -1, 1, 1, 1, /* 21-24 */-
337 -1, 1, -1, /* 25-27 */-
338 4, -1, 2 /* 28-30 */-
339};-
340-
341/* This is the main function, print out an-
342 * ASN1_STRING taking note of various escape-
343 * and display options. Returns number of-
344 * characters written or -1 if an error-
345 * occurred.-
346 */-
347-
348static int-
349do_print_ex(char_io *io_ch, void *arg, unsigned long lflags,-
350 const ASN1_STRING *str)-
351{-
352 int outlen, len;-
353 int type;-
354 char quotes;-
355 unsigned char flags;-
356-
357 quotes = 0;-
358 /* Keep a copy of escape flags */-
359 flags = (unsigned char)(lflags & ESC_FLAGS);-
360 type = str->type;-
361 outlen = 0;-
362-
363 if (lflags & ASN1_STRFLGS_SHOW_TYPE) {
lflags & 0x40Description
TRUEnever evaluated
FALSEnever evaluated
0
364 const char *tagname;-
365 tagname = ASN1_tag2str(type);-
366 outlen += strlen(tagname);-
367 if (!io_ch(arg, tagname, outlen) || !io_ch(arg, ":", 1))
!io_ch(arg, tagname, outlen)Description
TRUEnever evaluated
FALSEnever evaluated
!io_ch(arg, ":", 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
368 return -1;
never executed: return -1;
0
369 outlen++;-
370 }
never executed: end of block
0
371-
372 /* Decide what to do with type, either dump content or display it */-
373-
374 /* Dump everything */-
375 if (lflags & ASN1_STRFLGS_DUMP_ALL)
lflags & 0x80Description
TRUEnever evaluated
FALSEnever evaluated
0
376 type = -1;
never executed: type = -1;
0
377 /* Ignore the string type */-
378 else if (lflags & ASN1_STRFLGS_IGNORE_TYPE)
lflags & 0x20Description
TRUEnever evaluated
FALSEnever evaluated
0
379 type = 1;
never executed: type = 1;
0
380 else {-
381 /* Else determine width based on type */-
382 if ((type > 0) && (type < 31))
(type > 0)Description
TRUEnever evaluated
FALSEnever evaluated
(type < 31)Description
TRUEnever evaluated
FALSEnever evaluated
0
383 type = tag2nbyte[type];
never executed: type = tag2nbyte[type];
0
384 else-
385 type = -1;
never executed: type = -1;
0
386 if ((type == -1) && !(lflags & ASN1_STRFLGS_DUMP_UNKNOWN))
(type == -1)Description
TRUEnever evaluated
FALSEnever evaluated
!(lflags & 0x100)Description
TRUEnever evaluated
FALSEnever evaluated
0
387 type = 1;
never executed: type = 1;
0
388 }
never executed: end of block
0
389-
390 if (type == -1) {
type == -1Description
TRUEnever evaluated
FALSEnever evaluated
0
391 len = do_dump(lflags, io_ch, arg, str);-
392 if (len < 0)
len < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
393 return -1;
never executed: return -1;
0
394 outlen += len;-
395 return outlen;
never executed: return outlen;
0
396 }-
397-
398 if (lflags & ASN1_STRFLGS_UTF8_CONVERT) {
lflags & 0x10Description
TRUEnever evaluated
FALSEnever evaluated
0
399 /* Note: if string is UTF8 and we want-
400 * to convert to UTF8 then we just interpret-
401 * it as 1 byte per character to avoid converting-
402 * twice.-
403 */-
404 if (!type)
!typeDescription
TRUEnever evaluated
FALSEnever evaluated
0
405 type = 1;
never executed: type = 1;
0
406 else-
407 type |= BUF_TYPE_CONVUTF8;
never executed: type |= 0x8;
0
408 }-
409-
410 len = do_buf(str->data, str->length, type, flags, &quotes, io_ch, NULL);-
411 if (len < 0)
len < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
412 return -1;
never executed: return -1;
0
413 outlen += len;-
414 if (quotes)
quotesDescription
TRUEnever evaluated
FALSEnever evaluated
0
415 outlen += 2;
never executed: outlen += 2;
0
416 if (!arg)
!argDescription
TRUEnever evaluated
FALSEnever evaluated
0
417 return outlen;
never executed: return outlen;
0
418 if (quotes && !io_ch(arg, "\"", 1))
quotesDescription
TRUEnever evaluated
FALSEnever evaluated
!io_ch(arg, "\"", 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
419 return -1;
never executed: return -1;
0
420 if (do_buf(str->data, str->length, type, flags, NULL, io_ch, arg) < 0)
do_buf(str->da...o_ch, arg) < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
421 return -1;
never executed: return -1;
0
422 if (quotes && !io_ch(arg, "\"", 1))
quotesDescription
TRUEnever evaluated
FALSEnever evaluated
!io_ch(arg, "\"", 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
423 return -1;
never executed: return -1;
0
424 return outlen;
never executed: return outlen;
0
425}-
426-
427/* Used for line indenting: print 'indent' spaces */-
428-
429static int-
430do_indent(char_io *io_ch, void *arg, int indent)-
431{-
432 int i;-
433 for (i = 0; i < indent; i++)
i < indentDescription
TRUEnever evaluated
FALSEnever evaluated
0
434 if (!io_ch(arg, " ", 1))
!io_ch(arg, " ", 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
435 return 0;
never executed: return 0;
0
436 return 1;
never executed: return 1;
0
437}-
438-
439#define FN_WIDTH_LN 25-
440#define FN_WIDTH_SN 10-
441-
442static int-
443do_name_ex(char_io *io_ch, void *arg, const X509_NAME *n, int indent,-
444 unsigned long flags)-
445{-
446 int i, prev = -1, orflags, cnt;-
447 int fn_opt, fn_nid;-
448 ASN1_OBJECT *fn;-
449 ASN1_STRING *val;-
450 X509_NAME_ENTRY *ent;-
451 char objtmp[80];-
452 const char *objbuf;-
453 int outlen, len;-
454 char *sep_dn, *sep_mv, *sep_eq;-
455 int sep_dn_len, sep_mv_len, sep_eq_len;-
456-
457 if (indent < 0)
indent < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
458 indent = 0;
never executed: indent = 0;
0
459 outlen = indent;-
460 if (!do_indent(io_ch, arg, indent))
!do_indent(io_ch, arg, indent)Description
TRUEnever evaluated
FALSEnever evaluated
0
461 return -1;
never executed: return -1;
0
462-
463 switch (flags & XN_FLAG_SEP_MASK) {-
464 case XN_FLAG_SEP_MULTILINE:
never executed: case (4 << 16):
0
465 sep_dn = "\n";-
466 sep_dn_len = 1;-
467 sep_mv = " + ";-
468 sep_mv_len = 3;-
469 break;
never executed: break;
0
470-
471 case XN_FLAG_SEP_COMMA_PLUS:
never executed: case (1 << 16):
0
472 sep_dn = ",";-
473 sep_dn_len = 1;-
474 sep_mv = "+";-
475 sep_mv_len = 1;-
476 indent = 0;-
477 break;
never executed: break;
0
478-
479 case XN_FLAG_SEP_CPLUS_SPC:
never executed: case (2 << 16):
0
480 sep_dn = ", ";-
481 sep_dn_len = 2;-
482 sep_mv = " + ";-
483 sep_mv_len = 3;-
484 indent = 0;-
485 break;
never executed: break;
0
486-
487 case XN_FLAG_SEP_SPLUS_SPC:
never executed: case (3 << 16):
0
488 sep_dn = "; ";-
489 sep_dn_len = 2;-
490 sep_mv = " + ";-
491 sep_mv_len = 3;-
492 indent = 0;-
493 break;
never executed: break;
0
494-
495 default:
never executed: default:
0
496 return -1;
never executed: return -1;
0
497 }-
498-
499 if (flags & XN_FLAG_SPC_EQ) {
flags & (1 << 23)Description
TRUEnever evaluated
FALSEnever evaluated
0
500 sep_eq = " = ";-
501 sep_eq_len = 3;-
502 } else {
never executed: end of block
0
503 sep_eq = "=";-
504 sep_eq_len = 1;-
505 }
never executed: end of block
0
506-
507 fn_opt = flags & XN_FLAG_FN_MASK;-
508-
509 cnt = X509_NAME_entry_count(n);-
510 for (i = 0; i < cnt; i++) {
i < cntDescription
TRUEnever evaluated
FALSEnever evaluated
0
511 if (flags & XN_FLAG_DN_REV)
flags & (1 << 20)Description
TRUEnever evaluated
FALSEnever evaluated
0
512 ent = X509_NAME_get_entry(n, cnt - i - 1);
never executed: ent = X509_NAME_get_entry(n, cnt - i - 1);
0
513 else-
514 ent = X509_NAME_get_entry(n, i);
never executed: ent = X509_NAME_get_entry(n, i);
0
515 if (prev != -1) {
prev != -1Description
TRUEnever evaluated
FALSEnever evaluated
0
516 if (prev == ent->set) {
prev == ent->setDescription
TRUEnever evaluated
FALSEnever evaluated
0
517 if (!io_ch(arg, sep_mv, sep_mv_len))
!io_ch(arg, se...v, sep_mv_len)Description
TRUEnever evaluated
FALSEnever evaluated
0
518 return -1;
never executed: return -1;
0
519 outlen += sep_mv_len;-
520 } else {
never executed: end of block
0
521 if (!io_ch(arg, sep_dn, sep_dn_len))
!io_ch(arg, se...n, sep_dn_len)Description
TRUEnever evaluated
FALSEnever evaluated
0
522 return -1;
never executed: return -1;
0
523 outlen += sep_dn_len;-
524 if (!do_indent(io_ch, arg, indent))
!do_indent(io_ch, arg, indent)Description
TRUEnever evaluated
FALSEnever evaluated
0
525 return -1;
never executed: return -1;
0
526 outlen += indent;-
527 }
never executed: end of block
0
528 }-
529 prev = ent->set;-
530 fn = X509_NAME_ENTRY_get_object(ent);-
531 val = X509_NAME_ENTRY_get_data(ent);-
532 fn_nid = OBJ_obj2nid(fn);-
533 if (fn_opt != XN_FLAG_FN_NONE) {
fn_opt != (3 << 21)Description
TRUEnever evaluated
FALSEnever evaluated
0
534 int objlen, fld_len;-
535 if ((fn_opt == XN_FLAG_FN_OID) ||
(fn_opt == (2 << 21))Description
TRUEnever evaluated
FALSEnever evaluated
0
536 (fn_nid == NID_undef)) {
(fn_nid == 0)Description
TRUEnever evaluated
FALSEnever evaluated
0
537 OBJ_obj2txt(objtmp, sizeof objtmp, fn, 1);-
538 fld_len = 0; /* XXX: what should this be? */-
539 objbuf = objtmp;-
540 } else {
never executed: end of block
0
541 if (fn_opt == XN_FLAG_FN_SN) {
fn_opt == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
542 fld_len = FN_WIDTH_SN;-
543 objbuf = OBJ_nid2sn(fn_nid);-
544 } else if (fn_opt == XN_FLAG_FN_LN) {
never executed: end of block
fn_opt == (1 << 21)Description
TRUEnever evaluated
FALSEnever evaluated
0
545 fld_len = FN_WIDTH_LN;-
546 objbuf = OBJ_nid2ln(fn_nid);-
547 } else {
never executed: end of block
0
548 fld_len = 0; /* XXX: what should this be? */-
549 objbuf = "";-
550 }
never executed: end of block
0
551 }-
552 objlen = strlen(objbuf);-
553 if (!io_ch(arg, objbuf, objlen))
!io_ch(arg, objbuf, objlen)Description
TRUEnever evaluated
FALSEnever evaluated
0
554 return -1;
never executed: return -1;
0
555 if ((objlen < fld_len) && (flags & XN_FLAG_FN_ALIGN)) {
(objlen < fld_len)Description
TRUEnever evaluated
FALSEnever evaluated
(flags & (1 << 25))Description
TRUEnever evaluated
FALSEnever evaluated
0
556 if (!do_indent(io_ch, arg, fld_len - objlen))
!do_indent(io_..._len - objlen)Description
TRUEnever evaluated
FALSEnever evaluated
0
557 return -1;
never executed: return -1;
0
558 outlen += fld_len - objlen;-
559 }
never executed: end of block
0
560 if (!io_ch(arg, sep_eq, sep_eq_len))
!io_ch(arg, se...q, sep_eq_len)Description
TRUEnever evaluated
FALSEnever evaluated
0
561 return -1;
never executed: return -1;
0
562 outlen += objlen + sep_eq_len;-
563 }
never executed: end of block
0
564 /* If the field name is unknown then fix up the DER dump-
565 * flag. We might want to limit this further so it will-
566 * DER dump on anything other than a few 'standard' fields.-
567 */-
568 if ((fn_nid == NID_undef) &&
(fn_nid == 0)Description
TRUEnever evaluated
FALSEnever evaluated
0
569 (flags & XN_FLAG_DUMP_UNKNOWN_FIELDS))
(flags & (1 << 24))Description
TRUEnever evaluated
FALSEnever evaluated
0
570 orflags = ASN1_STRFLGS_DUMP_ALL;
never executed: orflags = 0x80;
0
571 else-
572 orflags = 0;
never executed: orflags = 0;
0
573-
574 len = do_print_ex(io_ch, arg, flags | orflags, val);-
575 if (len < 0)
len < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
576 return -1;
never executed: return -1;
0
577 outlen += len;-
578 }
never executed: end of block
0
579 return outlen;
never executed: return outlen;
0
580}-
581-
582/* Wrappers round the main functions */-
583-
584int-
585X509_NAME_print_ex(BIO *out, const X509_NAME *nm, int indent,-
586 unsigned long flags)-
587{-
588 if (flags == XN_FLAG_COMPAT)
flags == 0Description
TRUEevaluated 6 times by 1 test
Evaluated by:
  • libcrypto.so.44.0.1
FALSEnever evaluated
0-6
589 return X509_NAME_print(out, nm, indent);
executed 6 times by 1 test: return X509_NAME_print(out, nm, indent);
Executed by:
  • libcrypto.so.44.0.1
6
590 return do_name_ex(send_bio_chars, out, nm, indent, flags);
never executed: return do_name_ex(send_bio_chars, out, nm, indent, flags);
0
591}-
592-
593int-
594X509_NAME_print_ex_fp(FILE *fp, const X509_NAME *nm, int indent,-
595 unsigned long flags)-
596{-
597 if (flags == XN_FLAG_COMPAT) {
flags == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
598 BIO *btmp;-
599 int ret;-
600 btmp = BIO_new_fp(fp, BIO_NOCLOSE);-
601 if (!btmp)
!btmpDescription
TRUEnever evaluated
FALSEnever evaluated
0
602 return -1;
never executed: return -1;
0
603 ret = X509_NAME_print(btmp, nm, indent);-
604 BIO_free(btmp);-
605 return ret;
never executed: return ret;
0
606 }-
607 return do_name_ex(send_fp_chars, fp, nm, indent, flags);
never executed: return do_name_ex(send_fp_chars, fp, nm, indent, flags);
0
608}-
609-
610int-
611ASN1_STRING_print_ex(BIO *out, const ASN1_STRING *str, unsigned long flags)-
612{-
613 return do_print_ex(send_bio_chars, out, flags, str);
never executed: return do_print_ex(send_bio_chars, out, flags, str);
0
614}-
615-
616int-
617ASN1_STRING_print_ex_fp(FILE *fp, const ASN1_STRING *str, unsigned long flags)-
618{-
619 return do_print_ex(send_fp_chars, fp, flags, str);
never executed: return do_print_ex(send_fp_chars, fp, flags, str);
0
620}-
621-
622/* Utility function: convert any string type to UTF8, returns number of bytes-
623 * in output string or a negative error code-
624 */-
625-
626int-
627ASN1_STRING_to_UTF8(unsigned char **out, const ASN1_STRING *in)-
628{-
629 ASN1_STRING stmp, *str = &stmp;-
630 int mbflag, type, ret;-
631-
632 if (!in)
!inDescription
TRUEnever evaluated
FALSEevaluated 1838 times by 8 tests
Evaluated by:
  • asn1test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
  • verifytest
0-1838
633 return -1;
never executed: return -1;
0
634 type = in->type;-
635 if ((type < 0) || (type > 30))
(type < 0)Description
TRUEnever evaluated
FALSEevaluated 1838 times by 8 tests
Evaluated by:
  • asn1test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
  • verifytest
(type > 30)Description
TRUEnever evaluated
FALSEevaluated 1838 times by 8 tests
Evaluated by:
  • asn1test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
  • verifytest
0-1838
636 return -1;
never executed: return -1;
0
637 mbflag = tag2nbyte[type];-
638 if (mbflag == -1)
mbflag == -1Description
TRUEnever evaluated
FALSEevaluated 1838 times by 8 tests
Evaluated by:
  • asn1test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
  • verifytest
0-1838
639 return -1;
never executed: return -1;
0
640 mbflag |= MBSTRING_FLAG;-
641 stmp.data = NULL;-
642 stmp.length = 0;-
643 ret = ASN1_mbstring_copy(&str, in->data, in->length, mbflag,-
644 B_ASN1_UTF8STRING);-
645 if (ret < 0)
ret < 0Description
TRUEnever evaluated
FALSEevaluated 1838 times by 8 tests
Evaluated by:
  • asn1test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
  • verifytest
0-1838
646 return ret;
never executed: return ret;
0
647 *out = stmp.data;-
648 return stmp.length;
executed 1838 times by 8 tests: return stmp.length;
Executed by:
  • asn1test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
  • verifytest
1838
649}-
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