source: trunk/src/crypt32/str.c@ 21591

Last change on this file since 21591 was 21354, checked in by rlwalsh, 16 years ago

eliminate VACPP warning & info msgs - see Ticket #1
File size: 31.0 KB
Line 
1/*
2 * Copyright 2006 Juan Lang for CodeWeavers
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
17 */
18#include <stdarg.h>
19#include <string.h>
20#include <ctype.h>
21#include "windef.h"
22#include "winbase.h"
23#include "winerror.h"
24#include "winnls.h"
25#include "winuser.h"
26#include "wincrypt.h"
27#include "wine/debug.h"
28#include "wine/unicode.h"
29
30WINE_DEFAULT_DEBUG_CHANNEL(crypt);
31
32DWORD WINAPI CertRDNValueToStrA(DWORD dwValueType, PCERT_RDN_VALUE_BLOB pValue,
33 LPSTR psz, DWORD csz)
34{
35 DWORD ret = 0;
36
37 TRACE("(%d, %p, %p, %d)\n", dwValueType, pValue, psz, csz);
38
39 switch (dwValueType)
40 {
41 case CERT_RDN_ANY_TYPE:
42 break;
43 case CERT_RDN_NUMERIC_STRING:
44 case CERT_RDN_PRINTABLE_STRING:
45 case CERT_RDN_TELETEX_STRING:
46 case CERT_RDN_VIDEOTEX_STRING:
47 case CERT_RDN_IA5_STRING:
48 case CERT_RDN_GRAPHIC_STRING:
49 case CERT_RDN_VISIBLE_STRING:
50 case CERT_RDN_GENERAL_STRING:
51 if (!psz || !csz)
52 ret = pValue->cbData;
53 else
54 {
55 DWORD chars = min(pValue->cbData, csz - 1);
56
57 if (chars)
58 {
59 memcpy(psz, pValue->pbData, chars);
60 ret += chars;
61 csz -= chars;
62 }
63 }
64 break;
65 case CERT_RDN_UTF8_STRING:
66 if (!psz || !csz)
67 ret = WideCharToMultiByte(CP_UTF8, 0, (LPWSTR)pValue->pbData,
68 pValue->cbData / sizeof(WCHAR) + 1, NULL, 0, NULL, NULL);
69 else
70 {
71 ret = WideCharToMultiByte(CP_UTF8, 0, (LPWSTR)pValue->pbData,
72 pValue->cbData / sizeof(WCHAR) + 1, psz, csz - 1, NULL, NULL);
73 csz -= ret;
74 }
75 break;
76 default:
77 FIXME("string type %d unimplemented\n", dwValueType);
78 }
79 if (psz && csz)
80 {
81 *(psz + ret) = '\0';
82 csz--;
83 ret++;
84 }
85 else
86 ret++;
87 TRACE("returning %d (%s)\n", ret, debugstr_a(psz));
88 return ret;
89}
90
91DWORD WINAPI CertRDNValueToStrW(DWORD dwValueType, PCERT_RDN_VALUE_BLOB pValue,
92 LPWSTR psz, DWORD csz)
93{
94 DWORD ret = 0;
95
96 TRACE("(%d, %p, %p, %d)\n", dwValueType, pValue, psz, csz);
97
98 switch (dwValueType)
99 {
100 case CERT_RDN_ANY_TYPE:
101 break;
102 case CERT_RDN_NUMERIC_STRING:
103 case CERT_RDN_PRINTABLE_STRING:
104 case CERT_RDN_TELETEX_STRING:
105 case CERT_RDN_VIDEOTEX_STRING:
106 case CERT_RDN_IA5_STRING:
107 case CERT_RDN_GRAPHIC_STRING:
108 case CERT_RDN_VISIBLE_STRING:
109 case CERT_RDN_GENERAL_STRING:
110 if (!psz || !csz)
111 ret = pValue->cbData;
112 else
113 {
114 DWORD chars = min(pValue->cbData, csz - 1);
115
116 if (chars)
117 {
118 DWORD i;
119
120 for (i = 0; i < chars; i++)
121 psz[i] = pValue->pbData[i];
122 ret += chars;
123 csz -= chars;
124 }
125 }
126 break;
127 case CERT_RDN_UTF8_STRING:
128 if (!psz || !csz)
129 ret = pValue->cbData / sizeof(WCHAR);
130 else
131 {
132 DWORD chars = min(pValue->cbData / sizeof(WCHAR), csz - 1);
133
134 if (chars)
135 {
136 DWORD i;
137
138 for (i = 0; i < chars; i++)
139 psz[i] = *((LPWSTR)pValue->pbData + i);
140 ret += chars;
141 csz -= chars;
142 }
143 }
144 break;
145 default:
146 FIXME("string type %d unimplemented\n", dwValueType);
147 }
148 if (psz && csz)
149 {
150 *(psz + ret) = '\0';
151 csz--;
152 ret++;
153 }
154 else
155 ret++;
156 TRACE("returning %d (%s)\n", ret, debugstr_w(psz));
157 return ret;
158}
159
160/* Adds the prefix prefix to the string pointed to by psz, followed by the
161 * character '='. Copies no more than csz characters. Returns the number of
162 * characters copied. If psz is NULL, returns the number of characters that
163 * would be copied.
164 */
165static DWORD CRYPT_AddPrefixA(LPCSTR prefix, LPSTR psz, DWORD csz)
166{
167 DWORD chars;
168
169 TRACE("(%s, %p, %d)\n", debugstr_a(prefix), psz, csz);
170
171 if (psz)
172 {
173 chars = min(strlen(prefix), csz);
174 memcpy(psz, prefix, chars);
175 *(psz + chars) = '=';
176 chars++;
177 }
178 else
179 chars = lstrlenA(prefix) + 1;
180 return chars;
181}
182
183DWORD WINAPI CertNameToStrA(DWORD dwCertEncodingType, PCERT_NAME_BLOB pName,
184 DWORD dwStrType, LPSTR psz, DWORD csz)
185{
186 static const DWORD unsupportedFlags = CERT_NAME_STR_NO_QUOTING_FLAG |
187 CERT_NAME_STR_ENABLE_T61_UNICODE_FLAG;
188 static const char commaSep[] = ", ";
189 static const char semiSep[] = "; ";
190 static const char crlfSep[] = "\r\n";
191 static const char plusSep[] = " + ";
192 static const char spaceSep[] = " ";
193 DWORD ret = 0, bytes = 0;
194 BOOL bRet;
195 CERT_NAME_INFO *info;
196
197 TRACE("(%d, %p, %08x, %p, %d)\n", dwCertEncodingType, pName, dwStrType,
198 psz, csz);
199 if (dwStrType & unsupportedFlags)
200 FIXME("unsupported flags: %08x\n", dwStrType & unsupportedFlags);
201
202 bRet = CryptDecodeObjectEx(dwCertEncodingType, X509_NAME, pName->pbData,
203 pName->cbData, CRYPT_DECODE_ALLOC_FLAG, NULL, &info, &bytes);
204 if (bRet)
205 {
206 DWORD i, j, sepLen, rdnSepLen;
207 LPCSTR sep, rdnSep;
208 BOOL reverse = dwStrType & CERT_NAME_STR_REVERSE_FLAG;
209 const CERT_RDN *rdn = info->rgRDN;
210
211 if(reverse && info->cRDN > 1) rdn += (info->cRDN - 1);
212
213 if (dwStrType & CERT_NAME_STR_SEMICOLON_FLAG)
214 sep = semiSep;
215 else if (dwStrType & CERT_NAME_STR_CRLF_FLAG)
216 sep = crlfSep;
217 else
218 sep = commaSep;
219 sepLen = strlen(sep);
220 if (dwStrType & CERT_NAME_STR_NO_PLUS_FLAG)
221 rdnSep = spaceSep;
222 else
223 rdnSep = plusSep;
224 rdnSepLen = strlen(rdnSep);
225 for (i = 0; (!psz || ret < csz) && i < info->cRDN; i++)
226 {
227 for (j = 0; (!psz || ret < csz) && j < rdn->cRDNAttr; j++)
228 {
229 DWORD chars;
230 char prefixBuf[10]; /* big enough for GivenName */
231 LPCSTR prefix = NULL;
232
233 if ((dwStrType & 0x000000ff) == CERT_OID_NAME_STR)
234 prefix = rdn->rgRDNAttr[j].pszObjId;
235 else if ((dwStrType & 0x000000ff) == CERT_X500_NAME_STR)
236 {
237 PCCRYPT_OID_INFO oidInfo = CryptFindOIDInfo(
238 CRYPT_OID_INFO_OID_KEY,
239 rdn->rgRDNAttr[j].pszObjId,
240 CRYPT_RDN_ATTR_OID_GROUP_ID);
241
242 if (oidInfo)
243 {
244 WideCharToMultiByte(CP_ACP, 0, oidInfo->pwszName, -1,
245 prefixBuf, sizeof(prefixBuf), NULL, NULL);
246 prefix = prefixBuf;
247 }
248 else
249 prefix = rdn->rgRDNAttr[j].pszObjId;
250 }
251 if (prefix)
252 {
253 /* - 1 is needed to account for the NULL terminator. */
254 chars = CRYPT_AddPrefixA(prefix,
255 psz ? psz + ret : NULL, psz ? csz - ret - 1 : 0);
256 ret += chars;
257 }
258 /* FIXME: handle quoting */
259 chars = CertRDNValueToStrA(
260 rdn->rgRDNAttr[j].dwValueType,
261 &rdn->rgRDNAttr[j].Value, psz ? psz + ret : NULL,
262 psz ? csz - ret : 0);
263 if (chars)
264 ret += chars - 1;
265 if (j < rdn->cRDNAttr - 1)
266 {
267 if (psz && ret < csz - rdnSepLen - 1)
268 memcpy(psz + ret, rdnSep, rdnSepLen);
269 ret += rdnSepLen;
270 }
271 }
272 if (i < info->cRDN - 1)
273 {
274 if (psz && ret < csz - sepLen - 1)
275 memcpy(psz + ret, sep, sepLen);
276 ret += sepLen;
277 }
278 if(reverse) rdn--;
279 else rdn++;
280 }
281 LocalFree((HANDLE)info);
282 }
283 if (psz && csz)
284 {
285 *(psz + ret) = '\0';
286 ret++;
287 }
288 else
289 ret++;
290 TRACE("Returning %s\n", debugstr_a(psz));
291 return ret;
292}
293
294/* Adds the prefix prefix to the wide-character string pointed to by psz,
295 * followed by the character '='. Copies no more than csz characters. Returns
296 * the number of characters copied. If psz is NULL, returns the number of
297 * characters that would be copied.
298 * Assumes the characters in prefix are ASCII (not multibyte characters.)
299 */
300static DWORD CRYPT_AddPrefixAToW(LPCSTR prefix, LPWSTR psz, DWORD csz)
301{
302 DWORD chars;
303
304 TRACE("(%s, %p, %d)\n", debugstr_a(prefix), psz, csz);
305
306 if (psz)
307 {
308 DWORD i;
309
310 chars = min(strlen(prefix), csz);
311 for (i = 0; i < chars; i++)
312 *(psz + i) = prefix[i];
313 *(psz + chars) = '=';
314 chars++;
315 }
316 else
317 chars = lstrlenA(prefix) + 1;
318 return chars;
319}
320
321/* Adds the prefix prefix to the string pointed to by psz, followed by the
322 * character '='. Copies no more than csz characters. Returns the number of
323 * characters copied. If psz is NULL, returns the number of characters that
324 * would be copied.
325 */
326static DWORD CRYPT_AddPrefixW(LPCWSTR prefix, LPWSTR psz, DWORD csz)
327{
328 DWORD chars;
329
330 TRACE("(%s, %p, %d)\n", debugstr_w(prefix), psz, csz);
331
332 if (psz)
333 {
334 chars = min(strlenW(prefix), csz);
335 memcpy(psz, prefix, chars * sizeof(WCHAR));
336 *(psz + chars) = '=';
337 chars++;
338 }
339 else
340 chars = lstrlenW(prefix) + 1;
341 return chars;
342}
343
344static const WCHAR indent[] = { ' ',' ',' ',' ',' ',0 };
345
346DWORD cert_name_to_str_with_indent(DWORD dwCertEncodingType, DWORD indentLevel,
347 PCERT_NAME_BLOB pName, DWORD dwStrType, LPWSTR psz, DWORD csz)
348{
349 static const DWORD unsupportedFlags = CERT_NAME_STR_NO_QUOTING_FLAG |
350 CERT_NAME_STR_ENABLE_T61_UNICODE_FLAG;
351 static const WCHAR commaSep[] = { ',',' ',0 };
352 static const WCHAR semiSep[] = { ';',' ',0 };
353 static const WCHAR crlfSep[] = { '\r','\n',0 };
354 static const WCHAR plusSep[] = { ' ','+',' ',0 };
355 static const WCHAR spaceSep[] = { ' ',0 };
356 DWORD ret = 0, bytes = 0;
357 BOOL bRet;
358 CERT_NAME_INFO *info;
359
360 if (dwStrType & unsupportedFlags)
361 FIXME("unsupported flags: %08x\n", dwStrType & unsupportedFlags);
362
363 bRet = CryptDecodeObjectEx(dwCertEncodingType, X509_NAME, pName->pbData,
364 pName->cbData, CRYPT_DECODE_ALLOC_FLAG, NULL, &info, &bytes);
365 if (bRet)
366 {
367 DWORD i, j, sepLen, rdnSepLen;
368 LPCWSTR sep, rdnSep;
369 BOOL reverse = dwStrType & CERT_NAME_STR_REVERSE_FLAG;
370 const CERT_RDN *rdn = info->rgRDN;
371
372 if(reverse && info->cRDN > 1) rdn += (info->cRDN - 1);
373
374 if (dwStrType & CERT_NAME_STR_SEMICOLON_FLAG)
375 sep = semiSep;
376 else if (dwStrType & CERT_NAME_STR_CRLF_FLAG)
377 sep = crlfSep;
378 else
379 sep = commaSep;
380 sepLen = lstrlenW(sep);
381 if (dwStrType & CERT_NAME_STR_NO_PLUS_FLAG)
382 rdnSep = spaceSep;
383 else
384 rdnSep = plusSep;
385 rdnSepLen = lstrlenW(rdnSep);
386 for (i = 0; (!psz || ret < csz) && i < info->cRDN; i++)
387 {
388 for (j = 0; (!psz || ret < csz) && j < rdn->cRDNAttr; j++)
389 {
390 DWORD chars;
391 LPCSTR prefixA = NULL;
392 LPCWSTR prefixW = NULL;
393
394 if ((dwStrType & 0x000000ff) == CERT_OID_NAME_STR)
395 prefixA = rdn->rgRDNAttr[j].pszObjId;
396 else if ((dwStrType & 0x000000ff) == CERT_X500_NAME_STR)
397 {
398 PCCRYPT_OID_INFO oidInfo = CryptFindOIDInfo(
399 CRYPT_OID_INFO_OID_KEY,
400 rdn->rgRDNAttr[j].pszObjId,
401 CRYPT_RDN_ATTR_OID_GROUP_ID);
402
403 if (oidInfo)
404 prefixW = oidInfo->pwszName;
405 else
406 prefixA = rdn->rgRDNAttr[j].pszObjId;
407 }
408 if (dwStrType & CERT_NAME_STR_CRLF_FLAG)
409 {
410 DWORD k;
411
412 for (k = 0; k < indentLevel; k++)
413 {
414 if (psz)
415 {
416 chars = min(strlenW(indent), csz - ret - 1);
417 memcpy(psz + ret, indent, chars * sizeof(WCHAR));
418 }
419 else
420 chars = strlenW(indent);
421 ret += chars;
422 }
423 }
424 if (prefixW)
425 {
426 /* - 1 is needed to account for the NULL terminator. */
427 chars = CRYPT_AddPrefixW(prefixW,
428 psz ? psz + ret : NULL, psz ? csz - ret - 1 : 0);
429 ret += chars;
430 }
431 else if (prefixA)
432 {
433 /* - 1 is needed to account for the NULL terminator. */
434 chars = CRYPT_AddPrefixAToW(prefixA,
435 psz ? psz + ret : NULL, psz ? csz - ret - 1 : 0);
436 ret += chars;
437 }
438 /* FIXME: handle quoting */
439 chars = CertRDNValueToStrW(
440 rdn->rgRDNAttr[j].dwValueType,
441 &rdn->rgRDNAttr[j].Value, psz ? psz + ret : NULL,
442 psz ? csz - ret : 0);
443 if (chars)
444 ret += chars - 1;
445 if (j < rdn->cRDNAttr - 1)
446 {
447 if (psz && ret < csz - rdnSepLen - 1)
448 memcpy(psz + ret, rdnSep, rdnSepLen * sizeof(WCHAR));
449 ret += rdnSepLen;
450 }
451 }
452 if (i < info->cRDN - 1)
453 {
454 if (psz && ret < csz - sepLen - 1)
455 memcpy(psz + ret, sep, sepLen * sizeof(WCHAR));
456 ret += sepLen;
457 }
458 if(reverse) rdn--;
459 else rdn++;
460 }
461 LocalFree((HANDLE)info);
462 }
463 if (psz && csz)
464 {
465 *(psz + ret) = '\0';
466 ret++;
467 }
468 else
469 ret++;
470 return ret;
471}
472
473DWORD WINAPI CertNameToStrW(DWORD dwCertEncodingType, PCERT_NAME_BLOB pName,
474 DWORD dwStrType, LPWSTR psz, DWORD csz)
475{
476 BOOL ret;
477
478 TRACE("(%d, %p, %08x, %p, %d)\n", dwCertEncodingType, pName, dwStrType,
479 psz, csz);
480
481 ret = cert_name_to_str_with_indent(dwCertEncodingType, 0, pName, dwStrType,
482 psz, csz);
483 TRACE("Returning %s\n", debugstr_w(psz));
484 return ret;
485}
486
487BOOL WINAPI CertStrToNameA(DWORD dwCertEncodingType, LPCSTR pszX500,
488 DWORD dwStrType, void *pvReserved, BYTE *pbEncoded, DWORD *pcbEncoded,
489 LPCSTR *ppszError)
490{
491 BOOL ret;
492 int len;
493
494 TRACE("(%08x, %s, %08x, %p, %p, %p, %p)\n", dwCertEncodingType,
495 debugstr_a(pszX500), dwStrType, pvReserved, pbEncoded, pcbEncoded,
496 ppszError);
497
498 len = MultiByteToWideChar(CP_ACP, 0, pszX500, -1, NULL, 0);
499 if (len)
500 {
501 LPWSTR x500, errorStr;
502
503 if ((x500 = CryptMemAlloc(len * sizeof(WCHAR))) != NULL)
504 {
505 MultiByteToWideChar(CP_ACP, 0, pszX500, -1, x500, len);
506 ret = CertStrToNameW(dwCertEncodingType, x500, dwStrType,
507 pvReserved, pbEncoded, pcbEncoded,
508 ppszError ? (LPCWSTR *)&errorStr : NULL);
509 if (ppszError)
510 {
511 if (!ret)
512 {
513 LONG i;
514
515 *ppszError = pszX500;
516 for (i = 0; i < errorStr - x500; i++)
517 *ppszError = CharNextA(*ppszError);
518 }
519 else
520 *ppszError = NULL;
521 }
522 CryptMemFree(x500);
523 }
524 else
525 {
526 SetLastError(ERROR_OUTOFMEMORY);
527 ret = FALSE;
528 }
529 }
530 else
531 {
532 SetLastError(CRYPT_E_INVALID_X500_STRING);
533 if (ppszError)
534 *ppszError = pszX500;
535 ret = FALSE;
536 }
537 return ret;
538}
539
540struct KeynameKeeper
541{
542 WCHAR buf[10]; /* big enough for L"GivenName" */
543 LPWSTR keyName; /* usually = buf, but may be allocated */
544 DWORD keyLen;
545};
546
547static void CRYPT_InitializeKeynameKeeper(struct KeynameKeeper *keeper)
548{
549 keeper->keyName = keeper->buf;
550 keeper->keyLen = sizeof(keeper->buf) / sizeof(keeper->buf[0]);
551}
552
553static void CRYPT_FreeKeynameKeeper(struct KeynameKeeper *keeper)
554{
555 if (keeper->keyName != keeper->buf)
556 CryptMemFree(keeper->keyName);
557}
558
559struct X500TokenW
560{
561 LPCWSTR start;
562 LPCWSTR end;
563};
564
565static void CRYPT_KeynameKeeperFromTokenW(struct KeynameKeeper *keeper,
566 const struct X500TokenW *key)
567{
568 DWORD len = key->end - key->start;
569
570 if (len > keeper->keyLen)
571 {
572 if (keeper->keyName == keeper->buf)
573 keeper->keyName = CryptMemAlloc(len * sizeof(WCHAR));
574 else
575 keeper->keyName = CryptMemRealloc(keeper->keyName,
576 len * sizeof(WCHAR));
577 keeper->keyLen = len;
578 }
579 memcpy(keeper->keyName, key->start, (key->end - key->start) *
580 sizeof(WCHAR));
581 keeper->keyName[len] = '\0';
582 TRACE("Keyname is %s\n", debugstr_w(keeper->keyName));
583}
584
585static BOOL CRYPT_GetNextKeyW(LPCWSTR str, struct X500TokenW *token,
586 LPCWSTR *ppszError)
587{
588 BOOL ret = TRUE;
589
590 while (*str && isspaceW(*str))
591 str++;
592 if (*str)
593 {
594 token->start = str;
595 while (*str && *str != '=' && !isspaceW(*str))
596 str++;
597 if (*str && (*str == '=' || isspaceW(*str)))
598 token->end = str;
599 else
600 {
601 TRACE("missing equals char at %s\n", debugstr_w(token->start));
602 if (ppszError)
603 *ppszError = token->start;
604 SetLastError(CRYPT_E_INVALID_X500_STRING);
605 ret = FALSE;
606 }
607 }
608 else
609 token->start = NULL;
610 return ret;
611}
612
613/* Assumes separators are characters in the 0-255 range */
614static BOOL CRYPT_GetNextValueW(LPCWSTR str, DWORD dwFlags, LPCWSTR separators,
615 struct X500TokenW *token, LPCWSTR *ppszError)
616{
617 BOOL ret = TRUE;
618
619 TRACE("(%s, %s, %p, %p)\n", debugstr_w(str), debugstr_w(separators), token,
620 ppszError);
621
622 while (*str && isspaceW(*str))
623 str++;
624 if (*str)
625 {
626 token->start = str;
627 if (!(dwFlags & CERT_NAME_STR_NO_QUOTING_FLAG) && *str == '"')
628 {
629 token->end = NULL;
630 str++;
631 while (!token->end && ret)
632 {
633 while (*str && *str != '"')
634 str++;
635 if (*str == '"')
636 {
637 if (*(str + 1) != '"')
638 token->end = str + 1;
639 else
640 str += 2;
641 }
642 else
643 {
644 TRACE("unterminated quote at %s\n", debugstr_w(str));
645 if (ppszError)
646 *ppszError = str;
647 SetLastError(CRYPT_E_INVALID_X500_STRING);
648 ret = FALSE;
649 }
650 }
651 }
652 else
653 {
654 WCHAR map[256] = { 0 };
655
656 while (*separators)
657 map[*separators++] = 1;
658 while (*str && (*str >= 0xff || !map[*str]))
659 str++;
660 token->end = str;
661 }
662 }
663 else
664 {
665 TRACE("missing value at %s\n", debugstr_w(str));
666 if (ppszError)
667 *ppszError = str;
668 SetLastError(CRYPT_E_INVALID_X500_STRING);
669 ret = FALSE;
670 }
671 return ret;
672}
673
674/* Encodes the string represented by value as the string type type into the
675 * CERT_NAME_BLOB output. If there is an error and ppszError is not NULL,
676 * *ppszError is set to the first failing character. If there is no error,
677 * output's pbData must be freed with LocalFree.
678 */
679static BOOL CRYPT_EncodeValueWithType(DWORD dwCertEncodingType,
680 const struct X500TokenW *value, PCERT_NAME_BLOB output, DWORD type,
681 LPCWSTR *ppszError)
682{
683 CERT_NAME_VALUE nameValue = { type, { 0, NULL } };
684 BOOL ret = TRUE;
685
686 if (value->end > value->start)
687 {
688 nameValue.Value.pbData = CryptMemAlloc((value->end - value->start) *
689 sizeof(WCHAR));
690 if (!nameValue.Value.pbData)
691 {
692 SetLastError(ERROR_OUTOFMEMORY);
693 ret = FALSE;
694 }
695 }
696 if (ret)
697 {
698 if (value->end > value->start)
699 {
700 LONG i;
701 LPWSTR ptr = (LPWSTR)nameValue.Value.pbData;
702
703 for (i = 0; i < value->end - value->start; i++)
704 {
705 *ptr++ = value->start[i];
706 if (value->start[i] == '"')
707 i++;
708 }
709 nameValue.Value.cbData = (LPBYTE)ptr - nameValue.Value.pbData;
710 }
711 ret = CryptEncodeObjectEx(dwCertEncodingType, X509_UNICODE_NAME_VALUE,
712 &nameValue, CRYPT_ENCODE_ALLOC_FLAG, NULL, &output->pbData,
713 &output->cbData);
714 if (!ret && ppszError)
715 {
716 if (type == CERT_RDN_NUMERIC_STRING &&
717 GetLastError() == CRYPT_E_INVALID_NUMERIC_STRING)
718 *ppszError = value->start + output->cbData;
719 else if (type == CERT_RDN_PRINTABLE_STRING &&
720 GetLastError() == CRYPT_E_INVALID_PRINTABLE_STRING)
721 *ppszError = value->start + output->cbData;
722 else if (type == CERT_RDN_IA5_STRING &&
723 GetLastError() == CRYPT_E_INVALID_IA5_STRING)
724 *ppszError = value->start + output->cbData;
725 }
726 CryptMemFree(nameValue.Value.pbData);
727 }
728 return ret;
729}
730
731static BOOL CRYPT_EncodeValue(DWORD dwCertEncodingType,
732 const struct X500TokenW *value, PCERT_NAME_BLOB output, const DWORD *types,
733 LPCWSTR *ppszError)
734{
735 DWORD i;
736 BOOL ret;
737
738 ret = FALSE;
739 for (i = 0; !ret && types[i]; i++)
740 ret = CRYPT_EncodeValueWithType(dwCertEncodingType, value, output,
741 types[i], ppszError);
742 return ret;
743}
744
745static BOOL CRYPT_ValueToRDN(DWORD dwCertEncodingType, PCERT_NAME_INFO info,
746 PCCRYPT_OID_INFO keyOID, struct X500TokenW *value, LPCWSTR *ppszError)
747{
748 BOOL ret = FALSE;
749
750 TRACE("OID %s, value %s\n", debugstr_a(keyOID->pszOID), debugstr_wn(value->start, value->end - value->start));
751
752 if (!info->rgRDN)
753 info->rgRDN = CryptMemAlloc(sizeof(CERT_RDN));
754 else
755 info->rgRDN = CryptMemRealloc(info->rgRDN,
756 (info->cRDN + 1) * sizeof(CERT_RDN));
757 if (info->rgRDN)
758 {
759 /* FIXME: support multiple RDN attrs */
760 info->rgRDN[info->cRDN].rgRDNAttr =
761 CryptMemAlloc(sizeof(CERT_RDN_ATTR));
762 if (info->rgRDN[info->cRDN].rgRDNAttr)
763 {
764 static const DWORD defaultTypes[] = { CERT_RDN_PRINTABLE_STRING,
765 CERT_RDN_BMP_STRING, 0 };
766 const DWORD *types;
767
768 info->rgRDN[info->cRDN].cRDNAttr = 1;
769 info->rgRDN[info->cRDN].rgRDNAttr[0].pszObjId =
770 (LPSTR)keyOID->pszOID;
771 info->rgRDN[info->cRDN].rgRDNAttr[0].dwValueType =
772 CERT_RDN_ENCODED_BLOB;
773 if (keyOID->ExtraInfo.cbData)
774 types = (const DWORD *)keyOID->ExtraInfo.pbData;
775 else
776 types = defaultTypes;
777
778 /* Remove surrounding quotes */
779 if (value->start[0] == '"')
780 {
781 value->start++;
782 value->end--;
783 }
784 ret = CRYPT_EncodeValue(dwCertEncodingType, value,
785 &info->rgRDN[info->cRDN].rgRDNAttr[0].Value, types, ppszError);
786 }
787 else
788 SetLastError(ERROR_OUTOFMEMORY);
789 info->cRDN++;
790 }
791 else
792 SetLastError(ERROR_OUTOFMEMORY);
793 return ret;
794}
795
796BOOL WINAPI CertStrToNameW(DWORD dwCertEncodingType, LPCWSTR pszX500,
797 DWORD dwStrType, void *pvReserved, BYTE *pbEncoded, DWORD *pcbEncoded,
798 LPCWSTR *ppszError)
799{
800 CERT_NAME_INFO info = { 0, NULL };
801 LPCWSTR str;
802 struct KeynameKeeper keeper;
803 DWORD i;
804 BOOL ret = TRUE;
805
806 TRACE("(%08x, %s, %08x, %p, %p, %p, %p)\n", dwCertEncodingType,
807 debugstr_w(pszX500), dwStrType, pvReserved, pbEncoded, pcbEncoded,
808 ppszError);
809
810 CRYPT_InitializeKeynameKeeper(&keeper);
811 str = pszX500;
812 while (str && *str && ret)
813 {
814 struct X500TokenW token;
815
816 ret = CRYPT_GetNextKeyW(str, &token, ppszError);
817 if (ret && token.start)
818 {
819 PCCRYPT_OID_INFO keyOID;
820
821 CRYPT_KeynameKeeperFromTokenW(&keeper, &token);
822 keyOID = CryptFindOIDInfo(CRYPT_OID_INFO_NAME_KEY, keeper.keyName,
823 CRYPT_RDN_ATTR_OID_GROUP_ID);
824 if (!keyOID)
825 {
826 if (ppszError)
827 *ppszError = token.start;
828 SetLastError(CRYPT_E_INVALID_X500_STRING);
829 ret = FALSE;
830 }
831 else
832 {
833 str = token.end;
834 while (isspace(*str))
835 str++;
836 if (*str != '=')
837 {
838 if (ppszError)
839 *ppszError = str;
840 SetLastError(CRYPT_E_INVALID_X500_STRING);
841 ret = FALSE;
842 }
843 else
844 {
845 static const WCHAR commaSep[] = { ',',0 };
846 static const WCHAR semiSep[] = { ';',0 };
847 static const WCHAR crlfSep[] = { '\r','\n',0 };
848 static const WCHAR allSeps[] = { ',',';','\r','\n',0 };
849 LPCWSTR sep;
850
851 str++;
852 if (dwStrType & CERT_NAME_STR_COMMA_FLAG)
853 sep = commaSep;
854 else if (dwStrType & CERT_NAME_STR_SEMICOLON_FLAG)
855 sep = semiSep;
856 else if (dwStrType & CERT_NAME_STR_CRLF_FLAG)
857 sep = crlfSep;
858 else
859 sep = allSeps;
860 ret = CRYPT_GetNextValueW(str, dwStrType, sep, &token,
861 ppszError);
862 if (ret)
863 {
864 str = token.end;
865 ret = CRYPT_ValueToRDN(dwCertEncodingType, &info,
866 keyOID, &token, ppszError);
867 }
868 }
869 }
870 }
871 }
872 CRYPT_FreeKeynameKeeper(&keeper);
873 if (ret)
874 {
875 if (ppszError)
876 *ppszError = NULL;
877 ret = CryptEncodeObjectEx(dwCertEncodingType, X509_NAME, &info,
878 0, NULL, pbEncoded, pcbEncoded);
879 }
880 for (i = 0; i < info.cRDN; i++)
881 {
882 DWORD j;
883
884 for (j = 0; j < info.rgRDN[i].cRDNAttr; j++)
885 LocalFree((HANDLE)info.rgRDN[i].rgRDNAttr[j].Value.pbData);
886 CryptMemFree(info.rgRDN[i].rgRDNAttr);
887 }
888 CryptMemFree(info.rgRDN);
889 return ret;
890}
891
892DWORD WINAPI CertGetNameStringA(PCCERT_CONTEXT pCertContext, DWORD dwType,
893 DWORD dwFlags, void *pvTypePara, LPSTR pszNameString, DWORD cchNameString)
894{
895 DWORD ret;
896
897 TRACE("(%p, %d, %08x, %p, %p, %d)\n", pCertContext, dwType, dwFlags,
898 pvTypePara, pszNameString, cchNameString);
899
900 if (pszNameString)
901 {
902 LPWSTR wideName;
903 DWORD nameLen;
904
905 nameLen = CertGetNameStringW(pCertContext, dwType, dwFlags, pvTypePara,
906 NULL, 0);
907 wideName = CryptMemAlloc(nameLen * sizeof(WCHAR));
908 if (wideName)
909 {
910 CertGetNameStringW(pCertContext, dwType, dwFlags, pvTypePara,
911 wideName, nameLen);
912 nameLen = WideCharToMultiByte(CP_ACP, 0, wideName, nameLen,
913 pszNameString, cchNameString, NULL, NULL);
914 if (nameLen <= cchNameString)
915 ret = nameLen;
916 else
917 {
918 pszNameString[cchNameString - 1] = '\0';
919 ret = cchNameString;
920 }
921 CryptMemFree(wideName);
922 }
923 else
924 {
925 *pszNameString = '\0';
926 ret = 1;
927 }
928 }
929 else
930 ret = CertGetNameStringW(pCertContext, dwType, dwFlags, pvTypePara,
931 NULL, 0);
932 return ret;
933}
934
935DWORD WINAPI CertGetNameStringW(PCCERT_CONTEXT pCertContext, DWORD dwType,
936 DWORD dwFlags, void *pvTypePara, LPWSTR pszNameString, DWORD cchNameString)
937{
938 DWORD ret;
939 PCERT_NAME_BLOB name;
940 LPCSTR altNameOID;
941
942 TRACE("(%p, %d, %08x, %p, %p, %d)\n", pCertContext, dwType,
943 dwFlags, pvTypePara, pszNameString, cchNameString);
944
945 if (dwFlags & CERT_NAME_ISSUER_FLAG)
946 {
947 name = &pCertContext->pCertInfo->Issuer;
948 altNameOID = szOID_ISSUER_ALT_NAME;
949 }
950 else
951 {
952 name = &pCertContext->pCertInfo->Subject;
953 altNameOID = szOID_SUBJECT_ALT_NAME;
954 }
955
956 switch (dwType)
957 {
958 case CERT_NAME_SIMPLE_DISPLAY_TYPE:
959 {
960 static const LPCSTR simpleAttributeOIDs[] = { szOID_COMMON_NAME,
961 szOID_ORGANIZATIONAL_UNIT_NAME, szOID_ORGANIZATION_NAME,
962 szOID_RSA_emailAddr };
963 CERT_NAME_INFO *info = NULL;
964 PCERT_RDN_ATTR nameAttr = NULL;
965 DWORD bytes = 0, i;
966
967 if (CryptDecodeObjectEx(pCertContext->dwCertEncodingType, X509_NAME,
968 name->pbData, name->cbData, CRYPT_DECODE_ALLOC_FLAG, NULL, &info,
969 &bytes))
970 {
971 for (i = 0; !nameAttr && i < sizeof(simpleAttributeOIDs) /
972 sizeof(simpleAttributeOIDs[0]); i++)
973 nameAttr = CertFindRDNAttr(simpleAttributeOIDs[i], info);
974 }
975 if (!nameAttr)
976 {
977 PCERT_EXTENSION ext = CertFindExtension(altNameOID,
978 pCertContext->pCertInfo->cExtension,
979 pCertContext->pCertInfo->rgExtension);
980
981 if (ext)
982 {
983 for (i = 0; !nameAttr && i < sizeof(simpleAttributeOIDs) /
984 sizeof(simpleAttributeOIDs[0]); i++)
985 nameAttr = CertFindRDNAttr(simpleAttributeOIDs[i], info);
986 if (!nameAttr)
987 {
988 /* FIXME: gotta then look for a rfc822Name choice in ext.
989 * Failing that, look for the first attribute.
990 */
991 FIXME("CERT_NAME_SIMPLE_DISPLAY_TYPE: stub\n");
992 }
993 }
994 }
995 if (nameAttr)
996 ret = CertRDNValueToStrW(nameAttr->dwValueType, &nameAttr->Value,
997 pszNameString, cchNameString);
998 else
999 ret = 0;
1000 if (info)
1001 LocalFree((HANDLE)info);
1002 break;
1003 }
1004 case CERT_NAME_FRIENDLY_DISPLAY_TYPE:
1005 {
1006 DWORD cch = cchNameString;
1007
1008 if (CertGetCertificateContextProperty(pCertContext,
1009 CERT_FRIENDLY_NAME_PROP_ID, pszNameString, &cch))
1010 ret = cch;
1011 else
1012 ret = CertGetNameStringW(pCertContext,
1013 CERT_NAME_SIMPLE_DISPLAY_TYPE, dwFlags, pvTypePara, pszNameString,
1014 cchNameString);
1015 break;
1016 }
1017 default:
1018 FIXME("unimplemented for type %d\n", dwType);
1019 ret = 0;
1020 }
1021 return ret;
1022}
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