dlls/crypt32/object.c

   1 /*
   2  * crypt32 Crypt*Object functions
   3  *
   4  * Copyright 2007 Juan Lang
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20 #include <stdarg.h>
  21 #define NONAMELESSUNION
  22 #include "windef.h"
  23 #include "winbase.h"
  24 #include "wincrypt.h"
  25 #include "mssip.h"
  26 #include "winuser.h"
  27 #include "wintrust.h"
  28 #include "crypt32_private.h"
  29 #include "cryptres.h"
  30 #include "wine/unicode.h"
  31 #include "wine/debug.h"
  32
  33 WINE_DEFAULT_DEBUG_CHANNEL(crypt);
  34
  35 static BOOL CRYPT_ReadBlobFromFile(LPCWSTR fileName, PCERT_BLOB blob)
  36 {
  37     BOOL ret = FALSE;
  38     HANDLE file;
  39
  40     TRACE("%s\n", debugstr_w(fileName));
  41
  42     file = CreateFileW(fileName, GENERIC_READ, FILE_SHARE_READ, NULL,
  43      OPEN_EXISTING, 0, NULL);
  44     if (file != INVALID_HANDLE_VALUE)
  45     {
  46         ret = TRUE;
  47         blob->cbData = GetFileSize(file, NULL);
  48         if (blob->cbData)
  49         {
  50             blob->pbData = CryptMemAlloc(blob->cbData);
  51             if (blob->pbData)
  52             {
  53                 DWORD read;
  54
  55                 ret = ReadFile(file, blob->pbData, blob->cbData, &read, NULL);
  56             }
  57         }
  58         CloseHandle(file);
  59     }
  60     TRACE("returning %d\n", ret);
  61     return ret;
  62 }
  63
  64 static BOOL CRYPT_QueryContextObject(DWORD dwObjectType, const void *pvObject,
  65  DWORD dwExpectedContentTypeFlags, DWORD *pdwMsgAndCertEncodingType,
  66  DWORD *pdwContentType, HCERTSTORE *phCertStore, const void **ppvContext)
  67 {
  68     CERT_BLOB fileBlob;
  69     const CERT_BLOB *blob;
  70     HCERTSTORE store;
  71     DWORD contentType;
  72     BOOL ret;
  73
  74     switch (dwObjectType)
  75     {
  76     case CERT_QUERY_OBJECT_FILE:
  77         /* Cert, CRL, and CTL contexts can't be "embedded" in a file, so
  78          * just read the file directly
  79          */
  80         ret = CRYPT_ReadBlobFromFile((LPCWSTR)pvObject, &fileBlob);
  81         blob = &fileBlob;
  82         break;
  83     case CERT_QUERY_OBJECT_BLOB:
  84         blob = (const CERT_BLOB *)pvObject;
  85         ret = TRUE;
  86         break;
  87     default:
  88         SetLastError(E_INVALIDARG); /* FIXME: is this the correct error? */
  89         ret = FALSE;
  90     }
  91     if (!ret)
  92         return FALSE;
  93
  94     store = CertOpenStore(CERT_STORE_PROV_MEMORY, 0, 0,
  95      CERT_STORE_CREATE_NEW_FLAG, NULL);
  96     ret = FALSE;
  97     if (dwExpectedContentTypeFlags & CERT_QUERY_CONTENT_FLAG_CERT)
  98     {
  99         ret = pCertInterface->addEncodedToStore(store, X509_ASN_ENCODING,
 100          blob->pbData, blob->cbData, CERT_STORE_ADD_ALWAYS, ppvContext);
 101         if (ret)
 102             contentType = CERT_QUERY_CONTENT_CERT;
 103     }
 104     if (!ret && (dwExpectedContentTypeFlags & CERT_QUERY_CONTENT_FLAG_CRL))
 105     {
 106         ret = pCRLInterface->addEncodedToStore(store, X509_ASN_ENCODING,
 107          blob->pbData, blob->cbData, CERT_STORE_ADD_ALWAYS, ppvContext);
 108         if (ret)
 109             contentType = CERT_QUERY_CONTENT_CRL;
 110     }
 111     if (!ret && (dwExpectedContentTypeFlags & CERT_QUERY_CONTENT_FLAG_CTL))
 112     {
 113         ret = pCTLInterface->addEncodedToStore(store, X509_ASN_ENCODING,
 114          blob->pbData, blob->cbData, CERT_STORE_ADD_ALWAYS, ppvContext);
 115         if (ret)
 116             contentType = CERT_QUERY_CONTENT_CTL;
 117     }
 118     if (ret)
 119     {
 120         if (pdwMsgAndCertEncodingType)
 121             *pdwMsgAndCertEncodingType = X509_ASN_ENCODING;
 122         if (pdwContentType)
 123             *pdwContentType = contentType;
 124         if (phCertStore)
 125             *phCertStore = CertDuplicateStore(store);
 126     }
 127     CertCloseStore(store, 0);
 128     if (blob == &fileBlob)
 129         CryptMemFree(blob->pbData);
 130     TRACE("returning %d\n", ret);
 131     return ret;
 132 }
 133
 134 static BOOL CRYPT_QuerySerializedContextObject(DWORD dwObjectType,
 135  const void *pvObject, DWORD dwExpectedContentTypeFlags,
 136  DWORD *pdwMsgAndCertEncodingType, DWORD *pdwContentType,
 137  HCERTSTORE *phCertStore, const void **ppvContext)
 138 {
 139     CERT_BLOB fileBlob;
 140     const CERT_BLOB *blob;
 141     const WINE_CONTEXT_INTERFACE *contextInterface = NULL;
 142     const void *context;
 143     DWORD contextType;
 144     BOOL ret;
 145
 146     switch (dwObjectType)
 147     {
 148     case CERT_QUERY_OBJECT_FILE:
 149         /* Cert, CRL, and CTL contexts can't be "embedded" in a file, so
 150          * just read the file directly
 151          */
 152         ret = CRYPT_ReadBlobFromFile((LPCWSTR)pvObject, &fileBlob);
 153         blob = &fileBlob;
 154         break;
 155     case CERT_QUERY_OBJECT_BLOB:
 156         blob = (const CERT_BLOB *)pvObject;
 157         ret = TRUE;
 158         break;
 159     default:
 160         SetLastError(E_INVALIDARG); /* FIXME: is this the correct error? */
 161         ret = FALSE;
 162     }
 163     if (!ret)
 164         return FALSE;
 165
 166     context = CRYPT_ReadSerializedElement(blob->pbData, blob->cbData,
 167      CERT_STORE_ALL_CONTEXT_FLAG, &contextType);
 168     if (context)
 169     {
 170         DWORD contentType, certStoreOffset;
 171
 172         ret = TRUE;
 173         switch (contextType)
 174         {
 175         case CERT_STORE_CERTIFICATE_CONTEXT:
 176             contextInterface = pCertInterface;
 177             contentType = CERT_QUERY_CONTENT_SERIALIZED_CERT;
 178             certStoreOffset = offsetof(CERT_CONTEXT, hCertStore);
 179             if (!(dwExpectedContentTypeFlags &
 180              CERT_QUERY_CONTENT_FLAG_SERIALIZED_CERT))
 181             {
 182                 SetLastError(ERROR_INVALID_DATA);
 183                 ret = FALSE;
 184                 goto end;
 185             }
 186             break;
 187         case CERT_STORE_CRL_CONTEXT:
 188             contextInterface = pCRLInterface;
 189             contentType = CERT_QUERY_CONTENT_SERIALIZED_CRL;
 190             certStoreOffset = offsetof(CRL_CONTEXT, hCertStore);
 191             if (!(dwExpectedContentTypeFlags &
 192              CERT_QUERY_CONTENT_FLAG_SERIALIZED_CRL))
 193             {
 194                 SetLastError(ERROR_INVALID_DATA);
 195                 ret = FALSE;
 196                 goto end;
 197             }
 198             break;
 199         case CERT_STORE_CTL_CONTEXT:
 200             contextInterface = pCTLInterface;
 201             contentType = CERT_QUERY_CONTENT_SERIALIZED_CTL;
 202             certStoreOffset = offsetof(CTL_CONTEXT, hCertStore);
 203             if (!(dwExpectedContentTypeFlags &
 204              CERT_QUERY_CONTENT_FLAG_SERIALIZED_CTL))
 205             {
 206                 SetLastError(ERROR_INVALID_DATA);
 207                 ret = FALSE;
 208                 goto end;
 209             }
 210             break;
 211         default:
 212             SetLastError(ERROR_INVALID_DATA);
 213             ret = FALSE;
 214             goto end;
 215         }
 216         if (pdwMsgAndCertEncodingType)
 217             *pdwMsgAndCertEncodingType = X509_ASN_ENCODING;
 218         if (pdwContentType)
 219             *pdwContentType = contentType;
 220         if (phCertStore)
 221             *phCertStore = CertDuplicateStore(
 222              *(HCERTSTORE *)((const BYTE *)context + certStoreOffset));
 223         if (ppvContext)
 224             *ppvContext = contextInterface->duplicate(context);
 225     }
 226
 227 end:
 228     if (contextInterface && context)
 229         contextInterface->free(context);
 230     if (blob == &fileBlob)
 231         CryptMemFree(blob->pbData);
 232     TRACE("returning %d\n", ret);
 233     return ret;
 234 }
 235
 236 static BOOL CRYPT_QuerySerializedStoreObject(DWORD dwObjectType,
 237  const void *pvObject, DWORD *pdwMsgAndCertEncodingType, DWORD *pdwContentType,
 238  HCERTSTORE *phCertStore, HCRYPTMSG *phMsg)
 239 {
 240     LPCWSTR fileName = (LPCWSTR)pvObject;
 241     HANDLE file;
 242     BOOL ret = FALSE;
 243
 244     if (dwObjectType != CERT_QUERY_OBJECT_FILE)
 245     {
 246         FIXME("unimplemented for non-file type %d\n", dwObjectType);
 247         SetLastError(E_INVALIDARG); /* FIXME: is this the correct error? */
 248         return FALSE;
 249     }
 250     TRACE("%s\n", debugstr_w(fileName));
 251     file = CreateFileW(fileName, GENERIC_READ, FILE_SHARE_READ, NULL,
 252      OPEN_EXISTING, 0, NULL);
 253     if (file != INVALID_HANDLE_VALUE)
 254     {
 255         HCERTSTORE store = CertOpenStore(CERT_STORE_PROV_MEMORY, 0, 0,
 256          CERT_STORE_CREATE_NEW_FLAG, NULL);
 257
 258         ret = CRYPT_ReadSerializedStoreFromFile(file, store);
 259         if (ret)
 260         {
 261             if (pdwMsgAndCertEncodingType)
 262                 *pdwMsgAndCertEncodingType = X509_ASN_ENCODING;
 263             if (pdwContentType)
 264                 *pdwContentType = CERT_QUERY_CONTENT_SERIALIZED_STORE;
 265             if (phCertStore)
 266                 *phCertStore = CertDuplicateStore(store);
 267         }
 268         CertCloseStore(store, 0);
 269         CloseHandle(file);
 270     }
 271     TRACE("returning %d\n", ret);
 272     return ret;
 273 }
 274
 275 /* Used to decode non-embedded messages */
 276 static BOOL CRYPT_QueryMessageObject(DWORD dwObjectType, const void *pvObject,
 277  DWORD dwExpectedContentTypeFlags, DWORD *pdwMsgAndCertEncodingType,
 278  DWORD *pdwContentType, HCERTSTORE *phCertStore, HCRYPTMSG *phMsg)
 279 {
 280     CERT_BLOB fileBlob;
 281     const CERT_BLOB *blob;
 282     BOOL ret;
 283     HCRYPTMSG msg = NULL;
 284     DWORD encodingType = X509_ASN_ENCODING | PKCS_7_ASN_ENCODING;
 285
 286     switch (dwObjectType)
 287     {
 288     case CERT_QUERY_OBJECT_FILE:
 289         /* This isn't an embedded PKCS7 message, so just read the file
 290          * directly
 291          */
 292         ret = CRYPT_ReadBlobFromFile((LPCWSTR)pvObject, &fileBlob);
 293         blob = &fileBlob;
 294         break;
 295     case CERT_QUERY_OBJECT_BLOB:
 296         blob = (const CERT_BLOB *)pvObject;
 297         ret = TRUE;
 298         break;
 299     default:
 300         SetLastError(E_INVALIDARG); /* FIXME: is this the correct error? */
 301         ret = FALSE;
 302     }
 303     if (!ret)
 304         return FALSE;
 305
 306     ret = FALSE;
 307     /* Try it first as a PKCS content info */
 308     if ((dwExpectedContentTypeFlags & CERT_QUERY_CONTENT_FLAG_PKCS7_SIGNED) ||
 309      (dwExpectedContentTypeFlags & CERT_QUERY_CONTENT_FLAG_PKCS7_UNSIGNED))
 310     {
 311         msg = CryptMsgOpenToDecode(encodingType, 0, 0, 0, NULL, NULL);
 312         if (msg)
 313         {
 314             ret = CryptMsgUpdate(msg, blob->pbData, blob->cbData, TRUE);
 315             if (ret)
 316             {
 317                 DWORD type, len = sizeof(type);
 318
 319                 ret = CryptMsgGetParam(msg, CMSG_TYPE_PARAM, 0, &type, &len);
 320                 if (ret)
 321                 {
 322                     if ((dwExpectedContentTypeFlags &
 323                      CERT_QUERY_CONTENT_FLAG_PKCS7_SIGNED))
 324                     {
 325                         if (type != CMSG_SIGNED)
 326                         {
 327                             SetLastError(ERROR_INVALID_DATA);
 328                             ret = FALSE;
 329                         }
 330                         else if (pdwContentType)
 331                             *pdwContentType = CERT_QUERY_CONTENT_PKCS7_SIGNED;
 332                     }
 333                     else if ((dwExpectedContentTypeFlags &
 334                      CERT_QUERY_CONTENT_FLAG_PKCS7_UNSIGNED))
 335                     {
 336                         if (type != CMSG_DATA)
 337                         {
 338                             SetLastError(ERROR_INVALID_DATA);
 339                             ret = FALSE;
 340                         }
 341                         else if (pdwContentType)
 342                             *pdwContentType = CERT_QUERY_CONTENT_PKCS7_UNSIGNED;
 343                     }
 344                 }
 345             }
 346             if (!ret)
 347             {
 348                 CryptMsgClose(msg);
 349                 msg = NULL;
 350             }
 351         }
 352     }
 353     /* Failing that, try explicitly typed messages */
 354     if (!ret &&
 355      (dwExpectedContentTypeFlags & CERT_QUERY_CONTENT_FLAG_PKCS7_SIGNED))
 356     {
 357         msg = CryptMsgOpenToDecode(encodingType, 0, CMSG_SIGNED, 0, NULL, NULL);
 358         if (msg)
 359         {
 360             ret = CryptMsgUpdate(msg, blob->pbData, blob->cbData, TRUE);
 361             if (!ret)
 362             {
 363                 CryptMsgClose(msg);
 364                 msg = NULL;
 365             }
 366         }
 367         if (msg && pdwContentType)
 368             *pdwContentType = CERT_QUERY_CONTENT_PKCS7_SIGNED;
 369     }
 370     if (!ret &&
 371      (dwExpectedContentTypeFlags & CERT_QUERY_CONTENT_FLAG_PKCS7_UNSIGNED))
 372     {
 373         msg = CryptMsgOpenToDecode(encodingType, 0, CMSG_DATA, 0, NULL, NULL);
 374         if (msg)
 375         {
 376             ret = CryptMsgUpdate(msg, blob->pbData, blob->cbData, TRUE);
 377             if (!ret)
 378             {
 379                 CryptMsgClose(msg);
 380                 msg = NULL;
 381             }
 382         }
 383         if (msg && pdwContentType)
 384             *pdwContentType = CERT_QUERY_CONTENT_PKCS7_UNSIGNED;
 385     }
 386     if (pdwMsgAndCertEncodingType)
 387         *pdwMsgAndCertEncodingType = encodingType;
 388     if (msg)
 389     {
 390         if (phMsg)
 391             *phMsg = msg;
 392         if (phCertStore)
 393             *phCertStore = CertOpenStore(CERT_STORE_PROV_MSG, encodingType, 0,
 394              0, msg);
 395     }
 396     if (blob == &fileBlob)
 397         CryptMemFree(blob->pbData);
 398     TRACE("returning %d\n", ret);
 399     return ret;
 400 }
 401
 402 static BOOL CRYPT_QueryEmbeddedMessageObject(DWORD dwObjectType,
 403  const void *pvObject, DWORD dwExpectedContentTypeFlags,
 404  DWORD *pdwMsgAndCertEncodingType, DWORD *pdwContentType,
 405  HCERTSTORE *phCertStore, HCRYPTMSG *phMsg)
 406 {
 407     HANDLE file;
 408     GUID subject;
 409     BOOL ret = FALSE;
 410
 411     TRACE("%s\n", debugstr_w((LPCWSTR)pvObject));
 412
 413     if (dwObjectType != CERT_QUERY_OBJECT_FILE)
 414     {
 415         FIXME("don't know what to do for type %d embedded signed messages\n",
 416          dwObjectType);
 417         SetLastError(E_INVALIDARG);
 418         return FALSE;
 419     }
 420     file = CreateFileW((LPCWSTR)pvObject, GENERIC_READ, FILE_SHARE_READ,
 421      NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 422     if (file != INVALID_HANDLE_VALUE)
 423     {
 424         ret = CryptSIPRetrieveSubjectGuid((LPCWSTR)pvObject, file, &subject);
 425         if (ret)
 426         {
 427             SIP_DISPATCH_INFO sip;
 428
 429             memset(&sip, 0, sizeof(sip));
 430             sip.cbSize = sizeof(sip);
 431             ret = CryptSIPLoad(&subject, 0, &sip);
 432             if (ret)
 433             {
 434                 SIP_SUBJECTINFO subjectInfo;
 435                 CERT_BLOB blob;
 436                 DWORD encodingType;
 437
 438                 memset(&subjectInfo, 0, sizeof(subjectInfo));
 439                 subjectInfo.cbSize = sizeof(subjectInfo);
 440                 subjectInfo.pgSubjectType = &subject;
 441                 subjectInfo.hFile = file;
 442                 subjectInfo.pwsFileName = (LPCWSTR)pvObject;
 443                 ret = sip.pfGet(&subjectInfo, &encodingType, 0, &blob.cbData,
 444                  NULL);
 445                 if (ret)
 446                 {
 447                     blob.pbData = CryptMemAlloc(blob.cbData);
 448                     if (blob.pbData)
 449                     {
 450                         ret = sip.pfGet(&subjectInfo, &encodingType, 0,
 451                          &blob.cbData, blob.pbData);
 452                         if (ret)
 453                         {
 454                             ret = CRYPT_QueryMessageObject(
 455                              CERT_QUERY_OBJECT_BLOB, &blob,
 456                              CERT_QUERY_CONTENT_FLAG_PKCS7_SIGNED,
 457                              pdwMsgAndCertEncodingType, NULL, phCertStore,
 458                              phMsg);
 459                             if (ret && pdwContentType)
 460                                 *pdwContentType =
 461                                  CERT_QUERY_CONTENT_FLAG_PKCS7_SIGNED;
 462                         }
 463                         CryptMemFree(blob.pbData);
 464                     }
 465                     else
 466                     {
 467                         SetLastError(ERROR_OUTOFMEMORY);
 468                         ret = FALSE;
 469                     }
 470                 }
 471             }
 472         }
 473         CloseHandle(file);
 474     }
 475     TRACE("returning %d\n", ret);
 476     return ret;
 477 }
 478
 479 BOOL WINAPI CryptQueryObject(DWORD dwObjectType, const void *pvObject,
 480  DWORD dwExpectedContentTypeFlags, DWORD dwExpectedFormatTypeFlags,
 481  DWORD dwFlags, DWORD *pdwMsgAndCertEncodingType, DWORD *pdwContentType,
 482  DWORD *pdwFormatType, HCERTSTORE *phCertStore, HCRYPTMSG *phMsg,
 483  const void **ppvContext)
 484 {
 485     static const DWORD unimplementedTypes =
 486      CERT_QUERY_CONTENT_FLAG_PKCS10 | CERT_QUERY_CONTENT_FLAG_PFX |
 487      CERT_QUERY_CONTENT_FLAG_CERT_PAIR;
 488     BOOL ret = TRUE;
 489
 490     TRACE("(%08x, %p, %08x, %08x, %08x, %p, %p, %p, %p, %p, %p)\n",
 491      dwObjectType, pvObject, dwExpectedContentTypeFlags,
 492      dwExpectedFormatTypeFlags, dwFlags, pdwMsgAndCertEncodingType,
 493      pdwContentType, pdwFormatType, phCertStore, phMsg, ppvContext);
 494
 495     if (dwExpectedContentTypeFlags & unimplementedTypes)
 496         WARN("unimplemented for types %08x\n",
 497          dwExpectedContentTypeFlags & unimplementedTypes);
 498     if (!(dwExpectedFormatTypeFlags & CERT_QUERY_FORMAT_FLAG_BINARY))
 499     {
 500         FIXME("unimplemented for anything but binary\n");
 501         SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
 502         return FALSE;
 503     }
 504     if (pdwFormatType)
 505         *pdwFormatType = CERT_QUERY_FORMAT_BINARY;
 506
 507     if (phCertStore)
 508         *phCertStore = NULL;
 509     if (phMsg)
 510         *phMsg = NULL;
 511     if (ppvContext)
 512         *ppvContext = NULL;
 513
 514     ret = FALSE;
 515     if ((dwExpectedContentTypeFlags & CERT_QUERY_CONTENT_FLAG_CERT) ||
 516      (dwExpectedContentTypeFlags & CERT_QUERY_CONTENT_FLAG_CRL) ||
 517      (dwExpectedContentTypeFlags & CERT_QUERY_CONTENT_FLAG_CTL))
 518     {
 519         ret = CRYPT_QueryContextObject(dwObjectType, pvObject,
 520          dwExpectedContentTypeFlags, pdwMsgAndCertEncodingType, pdwContentType,
 521          phCertStore, ppvContext);
 522     }
 523     if (!ret &&
 524      (dwExpectedContentTypeFlags & CERT_QUERY_CONTENT_FLAG_SERIALIZED_STORE))
 525     {
 526         ret = CRYPT_QuerySerializedStoreObject(dwObjectType, pvObject,
 527          pdwMsgAndCertEncodingType, pdwContentType, phCertStore, phMsg);
 528     }
 529     if (!ret &&
 530      ((dwExpectedContentTypeFlags & CERT_QUERY_CONTENT_FLAG_SERIALIZED_CERT) ||
 531      (dwExpectedContentTypeFlags & CERT_QUERY_CONTENT_FLAG_SERIALIZED_CRL) ||
 532      (dwExpectedContentTypeFlags & CERT_QUERY_CONTENT_FLAG_SERIALIZED_CTL)))
 533     {
 534         ret = CRYPT_QuerySerializedContextObject(dwObjectType, pvObject,
 535          dwExpectedContentTypeFlags, pdwMsgAndCertEncodingType, pdwContentType,
 536          phCertStore, ppvContext);
 537     }
 538     if (!ret &&
 539      ((dwExpectedContentTypeFlags & CERT_QUERY_CONTENT_FLAG_PKCS7_SIGNED) ||
 540      (dwExpectedContentTypeFlags & CERT_QUERY_CONTENT_FLAG_PKCS7_UNSIGNED)))
 541     {
 542         ret = CRYPT_QueryMessageObject(dwObjectType, pvObject,
 543          dwExpectedContentTypeFlags, pdwMsgAndCertEncodingType, pdwContentType,
 544          phCertStore, phMsg);
 545     }
 546     if (!ret &&
 547      (dwExpectedContentTypeFlags & CERT_QUERY_CONTENT_FLAG_PKCS7_SIGNED_EMBED))
 548     {
 549         ret = CRYPT_QueryEmbeddedMessageObject(dwObjectType, pvObject,
 550          dwExpectedContentTypeFlags, pdwMsgAndCertEncodingType, pdwContentType,
 551          phCertStore, phMsg);
 552     }
 553     TRACE("returning %d\n", ret);
 554     return ret;
 555 }
 556
 557 static BOOL WINAPI CRYPT_FormatHexString(DWORD dwCertEncodingType,
 558  DWORD dwFormatType, DWORD dwFormatStrType, void *pFormatStruct,
 559  LPCSTR lpszStructType, const BYTE *pbEncoded, DWORD cbEncoded, void *pbFormat,
 560  DWORD *pcbFormat)
 561 {
 562     BOOL ret;
 563     DWORD bytesNeeded;
 564
 565     if (cbEncoded)
 566         bytesNeeded = (cbEncoded * 3) * sizeof(WCHAR);
 567     else
 568         bytesNeeded = sizeof(WCHAR);
 569     if (!pbFormat)
 570     {
 571         *pcbFormat = bytesNeeded;
 572         ret = TRUE;
 573     }
 574     else if (*pcbFormat < bytesNeeded)
 575     {
 576         *pcbFormat = bytesNeeded;
 577         SetLastError(ERROR_MORE_DATA);
 578         ret = FALSE;
 579     }
 580     else
 581     {
 582         static const WCHAR fmt[] = { '%','0','2','x',' ',0 };
 583         static const WCHAR endFmt[] = { '%','0','2','x',0 };
 584         DWORD i;
 585         LPWSTR ptr = pbFormat;
 586
 587         *pcbFormat = bytesNeeded;
 588         if (cbEncoded)
 589         {
 590             for (i = 0; i < cbEncoded; i++)
 591             {
 592                 if (i < cbEncoded - 1)
 593                     ptr += sprintfW(ptr, fmt, pbEncoded[i]);
 594                 else
 595                     ptr += sprintfW(ptr, endFmt, pbEncoded[i]);
 596             }
 597         }
 598         else
 599             *ptr = 0;
 600         ret = TRUE;
 601     }
 602     return ret;
 603 }
 604
 605 #define MAX_STRING_RESOURCE_LEN 128
 606
 607 static const WCHAR commaSpace[] = { ',',' ',0 };
 608
 609 struct BitToString
 610 {
 611     BYTE bit;
 612     int id;
 613     WCHAR str[MAX_STRING_RESOURCE_LEN];
 614 };
 615
 616 static BOOL CRYPT_FormatBits(BYTE bits, const struct BitToString *map,
 617  DWORD mapEntries, void *pbFormat, DWORD *pcbFormat, BOOL *first)
 618 {
 619     DWORD bytesNeeded = sizeof(WCHAR);
 620     int i;
 621     BOOL ret = TRUE, localFirst = *first;
 622
 623     for (i = 0; i < mapEntries; i++)
 624         if (bits & map[i].bit)
 625         {
 626             if (!localFirst)
 627                 bytesNeeded += strlenW(commaSpace) * sizeof(WCHAR);
 628             localFirst = FALSE;
 629             bytesNeeded += strlenW(map[i].str) * sizeof(WCHAR);
 630         }
 631     if (!pbFormat)
 632     {
 633         *first = localFirst;
 634         *pcbFormat = bytesNeeded;
 635     }
 636     else if (*pcbFormat < bytesNeeded)
 637     {
 638         *first = localFirst;
 639         *pcbFormat = bytesNeeded;
 640         SetLastError(ERROR_MORE_DATA);
 641         ret = FALSE;
 642     }
 643     else
 644     {
 645         LPWSTR str = pbFormat;
 646
 647         localFirst = *first;
 648         *pcbFormat = bytesNeeded;
 649         for (i = 0; i < mapEntries; i++)
 650             if (bits & map[i].bit)
 651             {
 652                 if (!localFirst)
 653                 {
 654                     strcpyW(str, commaSpace);
 655                     str += strlenW(commaSpace);
 656                 }
 657                 localFirst = FALSE;
 658                 strcpyW(str, map[i].str);
 659                 str += strlenW(map[i].str);
 660             }
 661         *first = localFirst;
 662     }
 663     return ret;
 664 }
 665
 666 static struct BitToString keyUsageByte0Map[] = {
 667  { CERT_DIGITAL_SIGNATURE_KEY_USAGE, IDS_DIGITAL_SIGNATURE, { 0 } },
 668  { CERT_NON_REPUDIATION_KEY_USAGE, IDS_NON_REPUDIATION, { 0 } },
 669  { CERT_KEY_ENCIPHERMENT_KEY_USAGE, IDS_KEY_ENCIPHERMENT, { 0 } },
 670  { CERT_DATA_ENCIPHERMENT_KEY_USAGE, IDS_DATA_ENCIPHERMENT, { 0 } },
 671  { CERT_KEY_AGREEMENT_KEY_USAGE, IDS_KEY_AGREEMENT, { 0 } },
 672  { CERT_KEY_CERT_SIGN_KEY_USAGE, IDS_CERT_SIGN, { 0 } },
 673  { CERT_OFFLINE_CRL_SIGN_KEY_USAGE, IDS_OFFLINE_CRL_SIGN, { 0 } },
 674  { CERT_CRL_SIGN_KEY_USAGE, IDS_CRL_SIGN, { 0 } },
 675  { CERT_ENCIPHER_ONLY_KEY_USAGE, IDS_ENCIPHER_ONLY, { 0 } },
 676 };
 677 static struct BitToString keyUsageByte1Map[] = {
 678  { CERT_DECIPHER_ONLY_KEY_USAGE, IDS_DECIPHER_ONLY, { 0 } },
 679 };
 680
 681 static BOOL WINAPI CRYPT_FormatKeyUsage(DWORD dwCertEncodingType,
 682  DWORD dwFormatType, DWORD dwFormatStrType, void *pFormatStruct,
 683  LPCSTR lpszStructType, const BYTE *pbEncoded, DWORD cbEncoded, void *pbFormat,
 684  DWORD *pcbFormat)
 685 {
 686     DWORD size;
 687     CRYPT_BIT_BLOB *bits;
 688     BOOL ret;
 689
 690     if (!cbEncoded)
 691     {
 692         SetLastError(E_INVALIDARG);
 693         return FALSE;
 694     }
 695     if ((ret = CryptDecodeObjectEx(dwCertEncodingType, X509_KEY_USAGE,
 696      pbEncoded, cbEncoded, CRYPT_DECODE_ALLOC_FLAG, NULL, &bits, &size)))
 697     {
 698         WCHAR infoNotAvailable[MAX_STRING_RESOURCE_LEN];
 699         DWORD bytesNeeded = sizeof(WCHAR);
 700
 701         LoadStringW(hInstance, IDS_INFO_NOT_AVAILABLE, infoNotAvailable,
 702          sizeof(infoNotAvailable) / sizeof(infoNotAvailable[0]));
 703         if (!bits->cbData || bits->cbData > 2)
 704         {
 705             bytesNeeded += strlenW(infoNotAvailable) * sizeof(WCHAR);
 706             if (!pbFormat)
 707                 *pcbFormat = bytesNeeded;
 708             else if (*pcbFormat < bytesNeeded)
 709             {
 710                 *pcbFormat = bytesNeeded;
 711                 SetLastError(ERROR_MORE_DATA);
 712                 ret = FALSE;
 713             }
 714             else
 715             {
 716                 LPWSTR str = pbFormat;
 717
 718                 *pcbFormat = bytesNeeded;
 719                 strcpyW(str, infoNotAvailable);
 720             }
 721         }
 722         else
 723         {
 724             static BOOL stringsLoaded = FALSE;
 725             int i;
 726             DWORD bitStringLen;
 727             BOOL first = TRUE;
 728
 729             if (!stringsLoaded)
 730             {
 731                 for (i = 0;
 732                  i < sizeof(keyUsageByte0Map) / sizeof(keyUsageByte0Map[0]);
 733                  i++)
 734                     LoadStringW(hInstance, keyUsageByte0Map[i].id,
 735                      keyUsageByte0Map[i].str, MAX_STRING_RESOURCE_LEN);
 736                 for (i = 0;
 737                  i < sizeof(keyUsageByte1Map) / sizeof(keyUsageByte1Map[0]);
 738                  i++)
 739                     LoadStringW(hInstance, keyUsageByte1Map[i].id,
 740                      keyUsageByte1Map[i].str, MAX_STRING_RESOURCE_LEN);
 741                 stringsLoaded = TRUE;
 742             }
 743             CRYPT_FormatBits(bits->pbData[0], keyUsageByte0Map,
 744              sizeof(keyUsageByte0Map) / sizeof(keyUsageByte0Map[0]),
 745              NULL, &bitStringLen, &first);
 746             bytesNeeded += bitStringLen;
 747             if (bits->cbData == 2)
 748             {
 749                 CRYPT_FormatBits(bits->pbData[1], keyUsageByte1Map,
 750                  sizeof(keyUsageByte1Map) / sizeof(keyUsageByte1Map[0]),
 751                  NULL, &bitStringLen, &first);
 752                 bytesNeeded += bitStringLen;
 753             }
 754             bytesNeeded += 3 * sizeof(WCHAR); /* " (" + ")" */
 755             CRYPT_FormatHexString(0, 0, 0, NULL, NULL, bits->pbData,
 756              bits->cbData, NULL, &size);
 757             bytesNeeded += size;
 758             if (!pbFormat)
 759                 *pcbFormat = bytesNeeded;
 760             else if (*pcbFormat < bytesNeeded)
 761             {
 762                 *pcbFormat = bytesNeeded;
 763                 SetLastError(ERROR_MORE_DATA);
 764                 ret = FALSE;
 765             }
 766             else
 767             {
 768                 LPWSTR str = pbFormat;
 769
 770                 bitStringLen = bytesNeeded;
 771                 first = TRUE;
 772                 CRYPT_FormatBits(bits->pbData[0], keyUsageByte0Map,
 773                  sizeof(keyUsageByte0Map) / sizeof(keyUsageByte0Map[0]),
 774                  str, &bitStringLen, &first);
 775                 str += bitStringLen / sizeof(WCHAR) - 1;
 776                 if (bits->cbData == 2)
 777                 {
 778                     bitStringLen = bytesNeeded;
 779                     CRYPT_FormatBits(bits->pbData[1], keyUsageByte1Map,
 780                      sizeof(keyUsageByte1Map) / sizeof(keyUsageByte1Map[0]),
 781                      str, &bitStringLen, &first);
 782                     str += bitStringLen / sizeof(WCHAR) - 1;
 783                 }
 784                 *str++ = ' ';
 785                 *str++ = '(';
 786                 CRYPT_FormatHexString(0, 0, 0, NULL, NULL, bits->pbData,
 787                  bits->cbData, str, &size);
 788                 str += size / sizeof(WCHAR) - 1;
 789                 *str++ = ')';
 790                 *str = 0;
 791             }
 792         }
 793         LocalFree(bits);
 794     }
 795     return ret;
 796 }
 797
 798 static const WCHAR crlf[] = { '\r','\n',0 };
 799
 800 static WCHAR subjectTypeHeader[MAX_STRING_RESOURCE_LEN];
 801 static WCHAR subjectTypeCA[MAX_STRING_RESOURCE_LEN];
 802 static WCHAR subjectTypeEndCert[MAX_STRING_RESOURCE_LEN];
 803 static WCHAR pathLengthHeader[MAX_STRING_RESOURCE_LEN];
 804
 805 static BOOL WINAPI CRYPT_FormatBasicConstraints2(DWORD dwCertEncodingType,
 806  DWORD dwFormatType, DWORD dwFormatStrType, void *pFormatStruct,
 807  LPCSTR lpszStructType, const BYTE *pbEncoded, DWORD cbEncoded, void *pbFormat,
 808  DWORD *pcbFormat)
 809 {
 810     DWORD size;
 811     CERT_BASIC_CONSTRAINTS2_INFO *info;
 812     BOOL ret;
 813
 814     if (!cbEncoded)
 815     {
 816         SetLastError(E_INVALIDARG);
 817         return FALSE;
 818     }
 819     if ((ret = CryptDecodeObjectEx(dwCertEncodingType, X509_BASIC_CONSTRAINTS2,
 820      pbEncoded, cbEncoded, CRYPT_DECODE_ALLOC_FLAG, NULL, &info, &size)))
 821     {
 822         static const WCHAR pathFmt[] = { '%','d',0 };
 823         static BOOL stringsLoaded = FALSE;
 824         DWORD bytesNeeded = sizeof(WCHAR); /* space for the NULL terminator */
 825         WCHAR pathLength[MAX_STRING_RESOURCE_LEN];
 826         LPCWSTR sep, subjectType;
 827         DWORD sepLen;
 828
 829         if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
 830         {
 831             sep = crlf;
 832             sepLen = strlenW(crlf) * sizeof(WCHAR);
 833         }
 834         else
 835         {
 836             sep = commaSpace;
 837             sepLen = strlenW(commaSpace) * sizeof(WCHAR);
 838         }
 839
 840         if (!stringsLoaded)
 841         {
 842             LoadStringW(hInstance, IDS_SUBJECT_TYPE, subjectTypeHeader,
 843              sizeof(subjectTypeHeader) / sizeof(subjectTypeHeader[0]));
 844             LoadStringW(hInstance, IDS_SUBJECT_TYPE_CA, subjectTypeCA,
 845              sizeof(subjectTypeCA) / sizeof(subjectTypeCA[0]));
 846             LoadStringW(hInstance, IDS_SUBJECT_TYPE_END_CERT,
 847              subjectTypeEndCert,
 848              sizeof(subjectTypeEndCert) / sizeof(subjectTypeEndCert[0]));
 849             LoadStringW(hInstance, IDS_PATH_LENGTH, pathLengthHeader,
 850              sizeof(pathLengthHeader) / sizeof(pathLengthHeader[0]));
 851             stringsLoaded = TRUE;
 852         }
 853         bytesNeeded += strlenW(subjectTypeHeader) * sizeof(WCHAR);
 854         if (info->fCA)
 855             subjectType = subjectTypeCA;
 856         else
 857             subjectType = subjectTypeEndCert;
 858         bytesNeeded += strlenW(subjectType) * sizeof(WCHAR);
 859         bytesNeeded += sepLen;
 860         bytesNeeded += strlenW(pathLengthHeader) * sizeof(WCHAR);
 861         if (info->fPathLenConstraint)
 862             sprintfW(pathLength, pathFmt, info->dwPathLenConstraint);
 863         else
 864             LoadStringW(hInstance, IDS_PATH_LENGTH_NONE, pathLength,
 865              sizeof(pathLength) / sizeof(pathLength[0]));
 866         bytesNeeded += strlenW(pathLength) * sizeof(WCHAR);
 867         if (!pbFormat)
 868             *pcbFormat = bytesNeeded;
 869         else if (*pcbFormat < bytesNeeded)
 870         {
 871             *pcbFormat = bytesNeeded;
 872             SetLastError(ERROR_MORE_DATA);
 873             ret = FALSE;
 874         }
 875         else
 876         {
 877             LPWSTR str = pbFormat;
 878
 879             *pcbFormat = bytesNeeded;
 880             strcpyW(str, subjectTypeHeader);
 881             str += strlenW(subjectTypeHeader);
 882             strcpyW(str, subjectType);
 883             str += strlenW(subjectType);
 884             strcpyW(str, sep);
 885             str += sepLen / sizeof(WCHAR);
 886             strcpyW(str, pathLengthHeader);
 887             str += strlenW(pathLengthHeader);
 888             strcpyW(str, pathLength);
 889             str += strlenW(pathLength);
 890         }
 891         LocalFree(info);
 892     }
 893     return ret;
 894 }
 895
 896 static BOOL CRYPT_FormatHexStringWithPrefix(CRYPT_DATA_BLOB *blob, int id,
 897  LPWSTR str, DWORD *pcbStr)
 898 {
 899     WCHAR buf[MAX_STRING_RESOURCE_LEN];
 900     DWORD bytesNeeded;
 901     BOOL ret;
 902
 903     LoadStringW(hInstance, id, buf, sizeof(buf) / sizeof(buf[0]));
 904     CRYPT_FormatHexString(X509_ASN_ENCODING, 0, 0, NULL, NULL,
 905      blob->pbData, blob->cbData, NULL, &bytesNeeded);
 906     bytesNeeded += strlenW(buf) * sizeof(WCHAR);
 907     if (!str)
 908     {
 909         *pcbStr = bytesNeeded;
 910         ret = TRUE;
 911     }
 912     else if (*pcbStr < bytesNeeded)
 913     {
 914         *pcbStr = bytesNeeded;
 915         SetLastError(ERROR_MORE_DATA);
 916         ret = FALSE;
 917     }
 918     else
 919     {
 920         *pcbStr = bytesNeeded;
 921         strcpyW(str, buf);
 922         str += strlenW(str);
 923         bytesNeeded -= strlenW(str) * sizeof(WCHAR);
 924         ret = CRYPT_FormatHexString(X509_ASN_ENCODING, 0, 0, NULL, NULL,
 925          blob->pbData, blob->cbData, str, &bytesNeeded);
 926     }
 927     return ret;
 928 }
 929
 930 static BOOL CRYPT_FormatKeyId(CRYPT_DATA_BLOB *keyId, LPWSTR str,
 931  DWORD *pcbStr)
 932 {
 933     return CRYPT_FormatHexStringWithPrefix(keyId, IDS_KEY_ID, str, pcbStr);
 934 }
 935
 936 static BOOL CRYPT_FormatCertSerialNumber(CRYPT_DATA_BLOB *serialNum, LPWSTR str,
 937  DWORD *pcbStr)
 938 {
 939     return CRYPT_FormatHexStringWithPrefix(serialNum, IDS_CERT_SERIAL_NUMBER,
 940      str, pcbStr);
 941 }
 942
 943 static const WCHAR indent[] = { ' ',' ',' ',' ',' ',0 };
 944 static const WCHAR colonCrlf[] = { ':','\r','\n',0 };
 945
 946 static BOOL CRYPT_FormatAltNameEntry(DWORD dwFormatStrType, DWORD indentLevel,
 947  CERT_ALT_NAME_ENTRY *entry, LPWSTR str, DWORD *pcbStr)
 948 {
 949     BOOL ret;
 950     WCHAR buf[MAX_STRING_RESOURCE_LEN];
 951     WCHAR mask[MAX_STRING_RESOURCE_LEN];
 952     WCHAR ipAddrBuf[32];
 953     WCHAR maskBuf[16];
 954     DWORD bytesNeeded = sizeof(WCHAR);
 955     DWORD strType = CERT_X500_NAME_STR | CERT_NAME_STR_REVERSE_FLAG;
 956
 957     if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
 958         bytesNeeded += indentLevel * strlenW(indent) * sizeof(WCHAR);
 959     switch (entry->dwAltNameChoice)
 960     {
 961     case CERT_ALT_NAME_RFC822_NAME:
 962         LoadStringW(hInstance, IDS_ALT_NAME_RFC822_NAME, buf,
 963          sizeof(buf) / sizeof(buf[0]));
 964         bytesNeeded += strlenW(entry->u.pwszRfc822Name) * sizeof(WCHAR);
 965         ret = TRUE;
 966         break;
 967     case CERT_ALT_NAME_DNS_NAME:
 968         LoadStringW(hInstance, IDS_ALT_NAME_DNS_NAME, buf,
 969          sizeof(buf) / sizeof(buf[0]));
 970         bytesNeeded += strlenW(entry->u.pwszDNSName) * sizeof(WCHAR);
 971         ret = TRUE;
 972         break;
 973     case CERT_ALT_NAME_DIRECTORY_NAME:
 974     {
 975         DWORD directoryNameLen;
 976
 977         if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
 978             strType |= CERT_NAME_STR_CRLF_FLAG;
 979         directoryNameLen = cert_name_to_str_with_indent(X509_ASN_ENCODING,
 980          indentLevel + 1, &entry->u.DirectoryName, strType, NULL, 0);
 981         LoadStringW(hInstance, IDS_ALT_NAME_DIRECTORY_NAME, buf,
 982          sizeof(buf) / sizeof(buf[0]));
 983         bytesNeeded += (directoryNameLen - 1) * sizeof(WCHAR);
 984         if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
 985             bytesNeeded += strlenW(colonCrlf) * sizeof(WCHAR);
 986         else
 987             bytesNeeded += sizeof(WCHAR); /* '=' */
 988         ret = TRUE;
 989         break;
 990     }
 991     case CERT_ALT_NAME_URL:
 992         LoadStringW(hInstance, IDS_ALT_NAME_URL, buf,
 993          sizeof(buf) / sizeof(buf[0]));
 994         bytesNeeded += strlenW(entry->u.pwszURL) * sizeof(WCHAR);
 995         ret = TRUE;
 996         break;
 997     case CERT_ALT_NAME_IP_ADDRESS:
 998     {
 999         static const WCHAR ipAddrWithMaskFmt[] = { '%','d','.','%','d','.',
1000          '%','d','.','%','d','/','%','d','.','%','d','.','%','d','.','%','d',0
1001         };
1002         static const WCHAR ipAddrFmt[] = { '%','d','.','%','d','.','%','d',
1003          '.','%','d',0 };
1004
1005         LoadStringW(hInstance, IDS_ALT_NAME_IP_ADDRESS, buf,
1006          sizeof(buf) / sizeof(buf[0]));
1007         if (entry->u.IPAddress.cbData == 8)
1008         {
1009             if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
1010             {
1011                 LoadStringW(hInstance, IDS_ALT_NAME_MASK, mask,
1012                  sizeof(mask) / sizeof(mask[0]));
1013                 bytesNeeded += strlenW(mask) * sizeof(WCHAR);
1014                 sprintfW(ipAddrBuf, ipAddrFmt,
1015                  entry->u.IPAddress.pbData[0],
1016                  entry->u.IPAddress.pbData[1],
1017                  entry->u.IPAddress.pbData[2],
1018                  entry->u.IPAddress.pbData[3]);
1019                 bytesNeeded += strlenW(ipAddrBuf) * sizeof(WCHAR);
1020                 /* indent again, for the mask line */
1021                 bytesNeeded += indentLevel * strlenW(indent) * sizeof(WCHAR);
1022                 sprintfW(maskBuf, ipAddrFmt,
1023                  entry->u.IPAddress.pbData[4],
1024                  entry->u.IPAddress.pbData[5],
1025                  entry->u.IPAddress.pbData[6],
1026                  entry->u.IPAddress.pbData[7]);
1027                 bytesNeeded += strlenW(maskBuf) * sizeof(WCHAR);
1028                 bytesNeeded += strlenW(crlf) * sizeof(WCHAR);
1029             }
1030             else
1031             {
1032                 sprintfW(ipAddrBuf, ipAddrWithMaskFmt,
1033                  entry->u.IPAddress.pbData[0],
1034                  entry->u.IPAddress.pbData[1],
1035                  entry->u.IPAddress.pbData[2],
1036                  entry->u.IPAddress.pbData[3],
1037                  entry->u.IPAddress.pbData[4],
1038                  entry->u.IPAddress.pbData[5],
1039                  entry->u.IPAddress.pbData[6],
1040                  entry->u.IPAddress.pbData[7]);
1041                 bytesNeeded += (strlenW(ipAddrBuf) + 1) * sizeof(WCHAR);
1042             }
1043             ret = TRUE;
1044         }
1045         else
1046         {
1047             FIXME("unknown IP address format (%d bytes)\n",
1048              entry->u.IPAddress.cbData);
1049             ret = FALSE;
1050         }
1051         break;
1052     }
1053     default:
1054         FIXME("unimplemented for %d\n", entry->dwAltNameChoice);
1055         ret = FALSE;
1056     }
1057     if (ret)
1058     {
1059         bytesNeeded += strlenW(buf) * sizeof(WCHAR);
1060         if (!str)
1061             *pcbStr = bytesNeeded;
1062         else if (*pcbStr < bytesNeeded)
1063         {
1064             *pcbStr = bytesNeeded;
1065             SetLastError(ERROR_MORE_DATA);
1066             ret = FALSE;
1067         }
1068         else
1069         {
1070             DWORD i;
1071
1072             *pcbStr = bytesNeeded;
1073             if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
1074             {
1075                 for (i = 0; i < indentLevel; i++)
1076                 {
1077                     strcpyW(str, indent);
1078                     str += strlenW(indent);
1079                 }
1080             }
1081             strcpyW(str, buf);
1082             str += strlenW(str);
1083             switch (entry->dwAltNameChoice)
1084             {
1085             case CERT_ALT_NAME_RFC822_NAME:
1086             case CERT_ALT_NAME_DNS_NAME:
1087             case CERT_ALT_NAME_URL:
1088                 strcpyW(str, entry->u.pwszURL);
1089                 break;
1090             case CERT_ALT_NAME_DIRECTORY_NAME:
1091                 if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
1092                 {
1093                     strcpyW(str, colonCrlf);
1094                     str += strlenW(colonCrlf);
1095                 }
1096                 else
1097                     *str++ = '=';
1098                 cert_name_to_str_with_indent(X509_ASN_ENCODING,
1099                  indentLevel + 1, &entry->u.DirectoryName, strType, str,
1100                  bytesNeeded / sizeof(WCHAR));
1101                 break;
1102             case CERT_ALT_NAME_IP_ADDRESS:
1103                 if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
1104                 {
1105                     strcpyW(str, ipAddrBuf);
1106                     str += strlenW(ipAddrBuf);
1107                     strcpyW(str, crlf);
1108                     str += strlenW(crlf);
1109                     if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
1110                     {
1111                         for (i = 0; i < indentLevel; i++)
1112                         {
1113                             strcpyW(str, indent);
1114                             str += strlenW(indent);
1115                         }
1116                     }
1117                     strcpyW(str, mask);
1118                     str += strlenW(mask);
1119                     strcpyW(str, maskBuf);
1120                 }
1121                 else
1122                     strcpyW(str, ipAddrBuf);
1123                 break;
1124             }
1125         }
1126     }
1127     return ret;
1128 }
1129
1130 static BOOL CRYPT_FormatAltNameInfo(DWORD dwFormatStrType, DWORD indentLevel,
1131  CERT_ALT_NAME_INFO *name, LPWSTR str, DWORD *pcbStr)
1132 {
1133     DWORD i, size, bytesNeeded = 0;
1134     BOOL ret = TRUE;
1135     LPCWSTR sep;
1136     DWORD sepLen;
1137
1138     if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
1139     {
1140         sep = crlf;
1141         sepLen = strlenW(crlf) * sizeof(WCHAR);
1142     }
1143     else
1144     {
1145         sep = commaSpace;
1146         sepLen = strlenW(commaSpace) * sizeof(WCHAR);
1147     }
1148
1149     for (i = 0; ret && i < name->cAltEntry; i++)
1150     {
1151         ret = CRYPT_FormatAltNameEntry(dwFormatStrType, indentLevel,
1152          &name->rgAltEntry[i], NULL, &size);
1153         if (ret)
1154         {
1155             bytesNeeded += size - sizeof(WCHAR);
1156             if (i < name->cAltEntry - 1)
1157                 bytesNeeded += sepLen;
1158         }
1159     }
1160     if (ret)
1161     {
1162         bytesNeeded += sizeof(WCHAR);
1163         if (!str)
1164             *pcbStr = bytesNeeded;
1165         else if (*pcbStr < bytesNeeded)
1166         {
1167             *pcbStr = bytesNeeded;
1168             SetLastError(ERROR_MORE_DATA);
1169             ret = FALSE;
1170         }
1171         else
1172         {
1173             *pcbStr = bytesNeeded;
1174             for (i = 0; ret && i < name->cAltEntry; i++)
1175             {
1176                 ret = CRYPT_FormatAltNameEntry(dwFormatStrType, indentLevel,
1177                  &name->rgAltEntry[i], str, &size);
1178                 if (ret)
1179                 {
1180                     str += size / sizeof(WCHAR) - 1;
1181                     if (i < name->cAltEntry - 1)
1182                     {
1183                         strcpyW(str, sep);
1184                         str += sepLen / sizeof(WCHAR);
1185                     }
1186                 }
1187             }
1188         }
1189     }
1190     return ret;
1191 }
1192
1193 static const WCHAR colonSep[] = { ':',' ',0 };
1194
1195 static BOOL WINAPI CRYPT_FormatAltName(DWORD dwCertEncodingType,
1196  DWORD dwFormatType, DWORD dwFormatStrType, void *pFormatStruct,
1197  LPCSTR lpszStructType, const BYTE *pbEncoded, DWORD cbEncoded, void *pbFormat,
1198  DWORD *pcbFormat)
1199 {
1200     BOOL ret;
1201     CERT_ALT_NAME_INFO *info;
1202     DWORD size;
1203
1204     if ((ret = CryptDecodeObjectEx(dwCertEncodingType, X509_ALTERNATE_NAME,
1205      pbEncoded, cbEncoded, CRYPT_DECODE_ALLOC_FLAG, NULL, &info, &size)))
1206     {
1207         ret = CRYPT_FormatAltNameInfo(dwFormatStrType, 0, info, pbFormat, pcbFormat);
1208         LocalFree(info);
1209     }
1210     return ret;
1211 }
1212
1213 static BOOL CRYPT_FormatCertIssuer(DWORD dwFormatStrType,
1214  CERT_ALT_NAME_INFO *issuer, LPWSTR str, DWORD *pcbStr)
1215 {
1216     WCHAR buf[MAX_STRING_RESOURCE_LEN];
1217     DWORD bytesNeeded, sepLen;
1218     LPCWSTR sep;
1219     BOOL ret;
1220
1221     LoadStringW(hInstance, IDS_CERT_ISSUER, buf, sizeof(buf) / sizeof(buf[0]));
1222     ret = CRYPT_FormatAltNameInfo(dwFormatStrType, 1, issuer, NULL,
1223      &bytesNeeded);
1224     bytesNeeded += strlenW(buf) * sizeof(WCHAR);
1225     if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
1226     {
1227         sep = colonCrlf;
1228         sepLen = strlenW(colonCrlf) * sizeof(WCHAR);
1229     }
1230     else
1231     {
1232         sep = colonSep;
1233         sepLen = strlenW(colonSep) * sizeof(WCHAR);
1234     }
1235     bytesNeeded += sepLen;
1236     if (ret)
1237     {
1238         if (!str)
1239             *pcbStr = bytesNeeded;
1240         else if (*pcbStr < bytesNeeded)
1241         {
1242             *pcbStr = bytesNeeded;
1243             SetLastError(ERROR_MORE_DATA);
1244             ret = FALSE;
1245         }
1246         else
1247         {
1248             *pcbStr = bytesNeeded;
1249             strcpyW(str, buf);
1250             bytesNeeded -= strlenW(str) * sizeof(WCHAR);
1251             str += strlenW(str);
1252             strcpyW(str, sep);
1253             str += sepLen / sizeof(WCHAR);
1254             ret = CRYPT_FormatAltNameInfo(dwFormatStrType, 1, issuer, str,
1255              &bytesNeeded);
1256         }
1257     }
1258     return ret;
1259 }
1260
1261 static BOOL WINAPI CRYPT_FormatAuthorityKeyId2(DWORD dwCertEncodingType,
1262  DWORD dwFormatType, DWORD dwFormatStrType, void *pFormatStruct,
1263  LPCSTR lpszStructType, const BYTE *pbEncoded, DWORD cbEncoded, void *pbFormat,
1264  DWORD *pcbFormat)
1265 {
1266     CERT_AUTHORITY_KEY_ID2_INFO *info;
1267     DWORD size;
1268     BOOL ret = FALSE;
1269
1270     if (!cbEncoded)
1271     {
1272         SetLastError(E_INVALIDARG);
1273         return FALSE;
1274     }
1275     if ((ret = CryptDecodeObjectEx(dwCertEncodingType, X509_AUTHORITY_KEY_ID2,
1276      pbEncoded, cbEncoded, CRYPT_DECODE_ALLOC_FLAG, NULL, &info, &size)))
1277     {
1278         DWORD bytesNeeded = sizeof(WCHAR); /* space for the NULL terminator */
1279         LPCWSTR sep;
1280         DWORD sepLen;
1281         BOOL needSeparator = FALSE;
1282
1283         if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
1284         {
1285             sep = crlf;
1286             sepLen = strlenW(crlf) * sizeof(WCHAR);
1287         }
1288         else
1289         {
1290             sep = commaSpace;
1291             sepLen = strlenW(commaSpace) * sizeof(WCHAR);
1292         }
1293
1294         if (info->KeyId.cbData)
1295         {
1296             needSeparator = TRUE;
1297             ret = CRYPT_FormatKeyId(&info->KeyId, NULL, &size);
1298             if (ret)
1299             {
1300                 /* don't include NULL-terminator more than once */
1301                 bytesNeeded += size - sizeof(WCHAR);
1302             }
1303         }
1304         if (info->AuthorityCertIssuer.cAltEntry)
1305         {
1306             if (needSeparator)
1307                 bytesNeeded += sepLen;
1308             needSeparator = TRUE;
1309             ret = CRYPT_FormatCertIssuer(dwFormatStrType,
1310              &info->AuthorityCertIssuer, NULL, &size);
1311             if (ret)
1312             {
1313                 /* don't include NULL-terminator more than once */
1314                 bytesNeeded += size - sizeof(WCHAR);
1315             }
1316         }
1317         if (info->AuthorityCertSerialNumber.cbData)
1318         {
1319             if (needSeparator)
1320                 bytesNeeded += sepLen;
1321             ret = CRYPT_FormatCertSerialNumber(
1322              &info->AuthorityCertSerialNumber, NULL, &size);
1323             if (ret)
1324             {
1325                 /* don't include NULL-terminator more than once */
1326                 bytesNeeded += size - sizeof(WCHAR);
1327             }
1328         }
1329         if (ret)
1330         {
1331             if (!pbFormat)
1332                 *pcbFormat = bytesNeeded;
1333             else if (*pcbFormat < bytesNeeded)
1334             {
1335                 *pcbFormat = bytesNeeded;
1336                 SetLastError(ERROR_MORE_DATA);
1337                 ret = FALSE;
1338             }
1339             else
1340             {
1341                 LPWSTR str = pbFormat;
1342
1343                 *pcbFormat = bytesNeeded;
1344                 needSeparator = FALSE;
1345                 if (info->KeyId.cbData)
1346                 {
1347                     needSeparator = TRUE;
1348                     /* Overestimate size available, it's already been checked
1349                      * above.
1350                      */
1351                     size = bytesNeeded;
1352                     ret = CRYPT_FormatKeyId(&info->KeyId, str, &size);
1353                     if (ret)
1354                         str += size / sizeof(WCHAR) - 1;
1355                 }
1356                 if (info->AuthorityCertIssuer.cAltEntry)
1357                 {
1358                     if (needSeparator)
1359                     {
1360                         strcpyW(str, sep);
1361                         str += sepLen / sizeof(WCHAR);
1362                     }
1363                     needSeparator = TRUE;
1364                     /* Overestimate size available, it's already been checked
1365                      * above.
1366                      */
1367                     size = bytesNeeded;
1368                     ret = CRYPT_FormatCertIssuer(dwFormatStrType,
1369                      &info->AuthorityCertIssuer, str, &size);
1370                     if (ret)
1371                         str += size / sizeof(WCHAR) - 1;
1372                 }
1373                 if (info->AuthorityCertSerialNumber.cbData)
1374                 {
1375                     if (needSeparator)
1376                     {
1377                         strcpyW(str, sep);
1378                         str += sepLen / sizeof(WCHAR);
1379                     }
1380                     /* Overestimate size available, it's already been checked
1381                      * above.
1382                      */
1383                     size = bytesNeeded;
1384                     ret = CRYPT_FormatCertSerialNumber(
1385                      &info->AuthorityCertSerialNumber, str, &size);
1386                 }
1387             }
1388         }
1389         LocalFree(info);
1390     }
1391     return ret;
1392 }
1393
1394 static WCHAR aia[MAX_STRING_RESOURCE_LEN];
1395 static WCHAR accessMethod[MAX_STRING_RESOURCE_LEN];
1396 static WCHAR ocsp[MAX_STRING_RESOURCE_LEN];
1397 static WCHAR caIssuers[MAX_STRING_RESOURCE_LEN];
1398 static WCHAR unknown[MAX_STRING_RESOURCE_LEN];
1399 static WCHAR accessLocation[MAX_STRING_RESOURCE_LEN];
1400
1401 static BOOL WINAPI CRYPT_FormatAuthorityInfoAccess(DWORD dwCertEncodingType,
1402  DWORD dwFormatType, DWORD dwFormatStrType, void *pFormatStruct,
1403  LPCSTR lpszStructType, const BYTE *pbEncoded, DWORD cbEncoded, void *pbFormat,
1404  DWORD *pcbFormat)
1405 {
1406     CERT_AUTHORITY_INFO_ACCESS *info;
1407     DWORD size;
1408     BOOL ret = FALSE;
1409
1410     if (!cbEncoded)
1411     {
1412         SetLastError(E_INVALIDARG);
1413         return FALSE;
1414     }
1415     if ((ret = CryptDecodeObjectEx(dwCertEncodingType,
1416      X509_AUTHORITY_INFO_ACCESS, pbEncoded, cbEncoded, CRYPT_DECODE_ALLOC_FLAG,
1417      NULL, &info, &size)))
1418     {
1419         DWORD bytesNeeded = sizeof(WCHAR);
1420
1421         if (!info->cAccDescr)
1422         {
1423             WCHAR infoNotAvailable[MAX_STRING_RESOURCE_LEN];
1424
1425             LoadStringW(hInstance, IDS_INFO_NOT_AVAILABLE, infoNotAvailable,
1426              sizeof(infoNotAvailable) / sizeof(infoNotAvailable[0]));
1427             bytesNeeded += strlenW(infoNotAvailable) * sizeof(WCHAR);
1428             if (!pbFormat)
1429                 *pcbFormat = bytesNeeded;
1430             else if (*pcbFormat < bytesNeeded)
1431             {
1432                 *pcbFormat = bytesNeeded;
1433                 SetLastError(ERROR_MORE_DATA);
1434                 ret = FALSE;
1435             }
1436             else
1437             {
1438                 *pcbFormat = bytesNeeded;
1439                 strcpyW((LPWSTR)pbFormat, infoNotAvailable);
1440             }
1441         }
1442         else
1443         {
1444             static const WCHAR numFmt[] = { '%','d',0 };
1445             static const WCHAR equal[] = { '=',0 };
1446             static BOOL stringsLoaded = FALSE;
1447             DWORD i;
1448             LPCWSTR headingSep, accessMethodSep, locationSep;
1449             WCHAR accessDescrNum[11];
1450
1451             if (!stringsLoaded)
1452             {
1453                 LoadStringW(hInstance, IDS_AIA, aia,
1454                  sizeof(aia) / sizeof(aia[0]));
1455                 LoadStringW(hInstance, IDS_ACCESS_METHOD, accessMethod,
1456                  sizeof(accessMethod) / sizeof(accessMethod[0]));
1457                 LoadStringW(hInstance, IDS_ACCESS_METHOD_OCSP, ocsp,
1458                  sizeof(ocsp) / sizeof(ocsp[0]));
1459                 LoadStringW(hInstance, IDS_ACCESS_METHOD_CA_ISSUERS, caIssuers,
1460                  sizeof(caIssuers) / sizeof(caIssuers[0]));
1461                 LoadStringW(hInstance, IDS_ACCESS_METHOD_UNKNOWN, unknown,
1462                  sizeof(unknown) / sizeof(unknown[0]));
1463                 LoadStringW(hInstance, IDS_ACCESS_LOCATION, accessLocation,
1464                  sizeof(accessLocation) / sizeof(accessLocation[0]));
1465                 stringsLoaded = TRUE;
1466             }
1467             if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
1468             {
1469                 headingSep = crlf;
1470                 accessMethodSep = crlf;
1471                 locationSep = colonCrlf;
1472             }
1473             else
1474             {
1475                 headingSep = colonSep;
1476                 accessMethodSep = commaSpace;
1477                 locationSep = equal;
1478             }
1479
1480             for (i = 0; ret && i < info->cAccDescr; i++)
1481             {
1482                 /* Heading */
1483                 bytesNeeded += sizeof(WCHAR); /* left bracket */
1484                 sprintfW(accessDescrNum, numFmt, i + 1);
1485                 bytesNeeded += strlenW(accessDescrNum) * sizeof(WCHAR);
1486                 bytesNeeded += sizeof(WCHAR); /* right bracket */
1487                 bytesNeeded += strlenW(aia) * sizeof(WCHAR);
1488                 bytesNeeded += strlenW(headingSep) * sizeof(WCHAR);
1489                 /* Access method */
1490                 bytesNeeded += strlenW(accessMethod) * sizeof(WCHAR);
1491                 if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
1492                     bytesNeeded += strlenW(indent) * sizeof(WCHAR);
1493                 if (!strcmp(info->rgAccDescr[i].pszAccessMethod,
1494                  szOID_PKIX_OCSP))
1495                     bytesNeeded += strlenW(ocsp) * sizeof(WCHAR);
1496                 else if (!strcmp(info->rgAccDescr[i].pszAccessMethod,
1497                  szOID_PKIX_CA_ISSUERS))
1498                     bytesNeeded += strlenW(caIssuers) * sizeof(caIssuers);
1499                 else
1500                     bytesNeeded += strlenW(unknown) * sizeof(WCHAR);
1501                 bytesNeeded += sizeof(WCHAR); /* space */
1502                 bytesNeeded += sizeof(WCHAR); /* left paren */
1503                 bytesNeeded += strlen(info->rgAccDescr[i].pszAccessMethod)
1504                  * sizeof(WCHAR);
1505                 bytesNeeded += sizeof(WCHAR); /* right paren */
1506                 /* Delimiter between access method and location */
1507                 bytesNeeded += strlenW(accessMethodSep) * sizeof(WCHAR);
1508                 if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
1509                     bytesNeeded += strlenW(indent) * sizeof(WCHAR);
1510                 bytesNeeded += strlenW(accessLocation) * sizeof(WCHAR);
1511                 bytesNeeded += strlenW(locationSep) * sizeof(WCHAR);
1512                 ret = CRYPT_FormatAltNameEntry(dwFormatStrType, 2,
1513                  &info->rgAccDescr[i].AccessLocation, NULL, &size);
1514                 if (ret)
1515                     bytesNeeded += size - sizeof(WCHAR);
1516                 /* Need extra delimiter between access method entries */
1517                 if (i < info->cAccDescr - 1)
1518                     bytesNeeded += strlenW(accessMethodSep) * sizeof(WCHAR);
1519             }
1520             if (ret)
1521             {
1522                 if (!pbFormat)
1523                     *pcbFormat = bytesNeeded;
1524                 else if (*pcbFormat < bytesNeeded)
1525                 {
1526                     *pcbFormat = bytesNeeded;
1527                     SetLastError(ERROR_MORE_DATA);
1528                     ret = FALSE;
1529                 }
1530                 else
1531                 {
1532                     LPWSTR str = pbFormat;
1533                     DWORD altNameEntrySize;
1534
1535                     *pcbFormat = bytesNeeded;
1536                     for (i = 0; ret && i < info->cAccDescr; i++)
1537                     {
1538                         LPCSTR oidPtr;
1539
1540                         *str++ = '[';
1541                         sprintfW(accessDescrNum, numFmt, i + 1);
1542                         strcpyW(str, accessDescrNum);
1543                         str += strlenW(accessDescrNum);
1544                         *str++ = ']';
1545                         strcpyW(str, aia);
1546                         str += strlenW(aia);
1547                         strcpyW(str, headingSep);
1548                         str += strlenW(headingSep);
1549                         if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
1550                         {
1551                             strcpyW(str, indent);
1552                             str += strlenW(indent);
1553                         }
1554                         strcpyW(str, accessMethod);
1555                         str += strlenW(accessMethod);
1556                         if (!strcmp(info->rgAccDescr[i].pszAccessMethod,
1557                          szOID_PKIX_OCSP))
1558                         {
1559                             strcpyW(str, ocsp);
1560                             str += strlenW(ocsp);
1561                         }
1562                         else if (!strcmp(info->rgAccDescr[i].pszAccessMethod,
1563                          szOID_PKIX_CA_ISSUERS))
1564                         {
1565                             strcpyW(str, caIssuers);
1566                             str += strlenW(caIssuers);
1567                         }
1568                         else
1569                         {
1570                             strcpyW(str, unknown);
1571                             str += strlenW(unknown);
1572                         }
1573                         *str++ = ' ';
1574                         *str++ = '(';
1575                         for (oidPtr = info->rgAccDescr[i].pszAccessMethod;
1576                          *oidPtr; oidPtr++, str++)
1577                             *str = *oidPtr;
1578                         *str++ = ')';
1579                         strcpyW(str, accessMethodSep);
1580                         str += strlenW(accessMethodSep);
1581                         if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
1582                         {
1583                             strcpyW(str, indent);
1584                             str += strlenW(indent);
1585                         }
1586                         strcpyW(str, accessLocation);
1587                         str += strlenW(accessLocation);
1588                         strcpyW(str, locationSep);
1589                         str += strlenW(locationSep);
1590                         /* This overestimates the size available, but that
1591                          * won't matter since we checked earlier whether enough
1592                          * space for the entire string was available.
1593                          */
1594                         altNameEntrySize = bytesNeeded;
1595                         ret = CRYPT_FormatAltNameEntry(dwFormatStrType, 2,
1596                          &info->rgAccDescr[i].AccessLocation, str,
1597                          &altNameEntrySize);
1598                         if (ret)
1599                             str += altNameEntrySize / sizeof(WCHAR) - 1;
1600                         if (i < info->cAccDescr - 1)
1601                         {
1602                             strcpyW(str, accessMethodSep);
1603                             str += strlenW(accessMethodSep);
1604                         }
1605                     }
1606                 }
1607             }
1608         }
1609         LocalFree(info);
1610     }
1611     return ret;
1612 }
1613
1614 static WCHAR keyCompromise[MAX_STRING_RESOURCE_LEN];
1615 static WCHAR caCompromise[MAX_STRING_RESOURCE_LEN];
1616 static WCHAR affiliationChanged[MAX_STRING_RESOURCE_LEN];
1617 static WCHAR superseded[MAX_STRING_RESOURCE_LEN];
1618 static WCHAR operationCeased[MAX_STRING_RESOURCE_LEN];
1619 static WCHAR certificateHold[MAX_STRING_RESOURCE_LEN];
1620
1621 struct reason_map_entry
1622 {
1623     BYTE   reasonBit;
1624     LPWSTR reason;
1625     int    id;
1626 };
1627 static struct reason_map_entry reason_map[] = {
1628  { CRL_REASON_KEY_COMPROMISE_FLAG, keyCompromise, IDS_REASON_KEY_COMPROMISE },
1629  { CRL_REASON_CA_COMPROMISE_FLAG, caCompromise, IDS_REASON_CA_COMPROMISE },
1630  { CRL_REASON_AFFILIATION_CHANGED_FLAG, affiliationChanged,
1631    IDS_REASON_AFFILIATION_CHANGED },
1632  { CRL_REASON_SUPERSEDED_FLAG, superseded, IDS_REASON_SUPERSEDED },
1633  { CRL_REASON_CESSATION_OF_OPERATION_FLAG, operationCeased,
1634    IDS_REASON_CESSATION_OF_OPERATION },
1635  { CRL_REASON_CERTIFICATE_HOLD_FLAG, certificateHold,
1636    IDS_REASON_CERTIFICATE_HOLD },
1637 };
1638
1639 static BOOL CRYPT_FormatReason(DWORD dwFormatStrType,
1640  const CRYPT_BIT_BLOB *reasonFlags, LPWSTR str, DWORD *pcbStr)
1641 {
1642     static const WCHAR sep[] = { ',',' ',0 };
1643     static const WCHAR bitsFmt[] = { ' ','(','%','0','2','x',')',0 };
1644     static BOOL stringsLoaded = FALSE;
1645     int i, numReasons = 0;
1646     BOOL ret = TRUE;
1647     DWORD bytesNeeded = sizeof(WCHAR);
1648     WCHAR bits[6];
1649
1650     if (!stringsLoaded)
1651     {
1652         for (i = 0; i < sizeof(reason_map) / sizeof(reason_map[0]); i++)
1653             LoadStringW(hInstance, reason_map[i].id, reason_map[i].reason,
1654              MAX_STRING_RESOURCE_LEN);
1655         stringsLoaded = TRUE;
1656     }
1657     /* No need to check reasonFlags->cbData, we already know it's positive.
1658      * Ignore any other bytes, as they're for undefined bits.
1659      */
1660     for (i = 0; i < sizeof(reason_map) / sizeof(reason_map[0]); i++)
1661     {
1662         if (reasonFlags->pbData[0] & reason_map[i].reasonBit)
1663         {
1664             bytesNeeded += strlenW(reason_map[i].reason) * sizeof(WCHAR);
1665             if (numReasons++)
1666                 bytesNeeded += strlenW(sep) * sizeof(WCHAR);
1667         }
1668     }
1669     sprintfW(bits, bitsFmt, reasonFlags->pbData[0]);
1670     bytesNeeded += strlenW(bits);
1671     if (!str)
1672         *pcbStr = bytesNeeded;
1673     else if (*pcbStr < bytesNeeded)
1674     {
1675         *pcbStr = bytesNeeded;
1676         SetLastError(ERROR_MORE_DATA);
1677         ret = FALSE;
1678     }
1679     else
1680     {
1681         *pcbStr = bytesNeeded;
1682         for (i = 0; i < sizeof(reason_map) / sizeof(reason_map[0]); i++)
1683         {
1684             if (reasonFlags->pbData[0] & reason_map[i].reasonBit)
1685             {
1686                 strcpyW(str, reason_map[i].reason);
1687                 str += strlenW(reason_map[i].reason);
1688                 if (i < sizeof(reason_map) / sizeof(reason_map[0]) - 1 &&
1689                  numReasons)
1690                 {
1691                     strcpyW(str, sep);
1692                     str += strlenW(sep);
1693                 }
1694             }
1695         }
1696         strcpyW(str, bits);
1697     }
1698     return ret;
1699 }
1700
1701 static WCHAR crlDistPoint[MAX_STRING_RESOURCE_LEN];
1702 static WCHAR distPointName[MAX_STRING_RESOURCE_LEN];
1703 static WCHAR fullName[MAX_STRING_RESOURCE_LEN];
1704 static WCHAR rdnName[MAX_STRING_RESOURCE_LEN];
1705 static WCHAR reason[MAX_STRING_RESOURCE_LEN];
1706 static WCHAR issuer[MAX_STRING_RESOURCE_LEN];
1707
1708 static BOOL WINAPI CRYPT_FormatCRLDistPoints(DWORD dwCertEncodingType,
1709  DWORD dwFormatType, DWORD dwFormatStrType, void *pFormatStruct,
1710  LPCSTR lpszStructType, const BYTE *pbEncoded, DWORD cbEncoded, void *pbFormat,
1711  DWORD *pcbFormat)
1712 {
1713     CRL_DIST_POINTS_INFO *info;
1714     DWORD size;
1715     BOOL ret = FALSE;
1716
1717     if (!cbEncoded)
1718     {
1719         SetLastError(E_INVALIDARG);
1720         return FALSE;
1721     }
1722     if ((ret = CryptDecodeObjectEx(dwCertEncodingType, X509_CRL_DIST_POINTS,
1723      pbEncoded, cbEncoded, CRYPT_DECODE_ALLOC_FLAG, NULL, &info, &size)))
1724     {
1725         static const WCHAR numFmt[] = { '%','d',0 };
1726         static const WCHAR commaSep[] = { ',',' ',0 };
1727         static const WCHAR colon[] = { ':',0 };
1728         static BOOL stringsLoaded = FALSE;
1729         DWORD bytesNeeded = sizeof(WCHAR); /* space for NULL terminator */
1730         BOOL haveAnEntry = FALSE;
1731         LPCWSTR headingSep, distPointSep, nameSep;
1732         WCHAR distPointNum[11];
1733         DWORD i;
1734
1735         if (!stringsLoaded)
1736         {
1737             LoadStringW(hInstance, IDS_CRL_DIST_POINT, crlDistPoint,
1738              sizeof(crlDistPoint) / sizeof(crlDistPoint[0]));
1739             LoadStringW(hInstance, IDS_CRL_DIST_POINT_NAME, distPointName,
1740              sizeof(distPointName) / sizeof(distPointName[0]));
1741             LoadStringW(hInstance, IDS_CRL_DIST_POINT_FULL_NAME, fullName,
1742              sizeof(fullName) / sizeof(fullName[0]));
1743             LoadStringW(hInstance, IDS_CRL_DIST_POINT_RDN_NAME, rdnName,
1744              sizeof(rdnName) / sizeof(rdnName[0]));
1745             LoadStringW(hInstance, IDS_CRL_DIST_POINT_REASON, reason,
1746              sizeof(reason) / sizeof(reason[0]));
1747             LoadStringW(hInstance, IDS_CRL_DIST_POINT_ISSUER, issuer,
1748              sizeof(issuer) / sizeof(issuer[0]));
1749             stringsLoaded = TRUE;
1750         }
1751         if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
1752         {
1753             headingSep = crlf;
1754             distPointSep = crlf;
1755             nameSep = colonCrlf;
1756         }
1757         else
1758         {
1759             headingSep = colonSep;
1760             distPointSep = commaSep;
1761             nameSep = colon;
1762         }
1763
1764         for (i = 0; ret && i < info->cDistPoint; i++)
1765         {
1766             CRL_DIST_POINT *distPoint = &info->rgDistPoint[i];
1767
1768             if (distPoint->DistPointName.dwDistPointNameChoice !=
1769              CRL_DIST_POINT_NO_NAME)
1770             {
1771                 bytesNeeded += strlenW(distPointName) * sizeof(WCHAR);
1772                 bytesNeeded += strlenW(nameSep) * sizeof(WCHAR);
1773                 if (distPoint->DistPointName.dwDistPointNameChoice ==
1774                  CRL_DIST_POINT_FULL_NAME)
1775                     bytesNeeded += strlenW(fullName) * sizeof(WCHAR);
1776                 else
1777                     bytesNeeded += strlenW(rdnName) * sizeof(WCHAR);
1778                 bytesNeeded += strlenW(nameSep) * sizeof(WCHAR);
1779                 if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
1780                     bytesNeeded += 2 * strlenW(indent) * sizeof(WCHAR);
1781                 /* The indent level (3) is higher than when used as the issuer,
1782                  * because the name is subordinate to the name type (full vs.
1783                  * RDN.)
1784                  */
1785                 ret = CRYPT_FormatAltNameInfo(dwFormatStrType, 3,
1786                  &distPoint->DistPointName.u.FullName, NULL, &size);
1787                 if (ret)
1788                     bytesNeeded += size - sizeof(WCHAR);
1789                 haveAnEntry = TRUE;
1790             }
1791             else if (distPoint->ReasonFlags.cbData)
1792             {
1793                 bytesNeeded += strlenW(reason) * sizeof(WCHAR);
1794                 ret = CRYPT_FormatReason(dwFormatStrType,
1795                  &distPoint->ReasonFlags, NULL, &size);
1796                 if (ret)
1797                     bytesNeeded += size - sizeof(WCHAR);
1798                 haveAnEntry = TRUE;
1799             }
1800             else if (distPoint->CRLIssuer.cAltEntry)
1801             {
1802                 bytesNeeded += strlenW(issuer) * sizeof(WCHAR);
1803                 bytesNeeded += strlenW(nameSep) * sizeof(WCHAR);
1804                 ret = CRYPT_FormatAltNameInfo(dwFormatStrType, 2,
1805                  &distPoint->CRLIssuer, NULL, &size);
1806                 if (ret)
1807                     bytesNeeded += size - sizeof(WCHAR);
1808                 haveAnEntry = TRUE;
1809             }
1810             if (haveAnEntry)
1811             {
1812                 bytesNeeded += sizeof(WCHAR); /* left bracket */
1813                 sprintfW(distPointNum, numFmt, i + 1);
1814                 bytesNeeded += strlenW(distPointNum) * sizeof(WCHAR);
1815                 bytesNeeded += sizeof(WCHAR); /* right bracket */
1816                 bytesNeeded += strlenW(crlDistPoint) * sizeof(WCHAR);
1817                 bytesNeeded += strlenW(headingSep) * sizeof(WCHAR);
1818                 if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
1819                     bytesNeeded += strlenW(indent) * sizeof(WCHAR);
1820             }
1821         }
1822         if (!haveAnEntry)
1823         {
1824             WCHAR infoNotAvailable[MAX_STRING_RESOURCE_LEN];
1825
1826             LoadStringW(hInstance, IDS_INFO_NOT_AVAILABLE, infoNotAvailable,
1827              sizeof(infoNotAvailable) / sizeof(infoNotAvailable[0]));
1828             bytesNeeded += strlenW(infoNotAvailable) * sizeof(WCHAR);
1829             if (!pbFormat)
1830                 *pcbFormat = bytesNeeded;
1831             else if (*pcbFormat < bytesNeeded)
1832             {
1833                 *pcbFormat = bytesNeeded;
1834                 SetLastError(ERROR_MORE_DATA);
1835                 ret = FALSE;
1836             }
1837             else
1838             {
1839                 *pcbFormat = bytesNeeded;
1840                 strcpyW((LPWSTR)pbFormat, infoNotAvailable);
1841             }
1842         }
1843         else
1844         {
1845             if (!pbFormat)
1846                 *pcbFormat = bytesNeeded;
1847             else if (*pcbFormat < bytesNeeded)
1848             {
1849                 *pcbFormat = bytesNeeded;
1850                 SetLastError(ERROR_MORE_DATA);
1851                 ret = FALSE;
1852             }
1853             else
1854             {
1855                 LPWSTR str = pbFormat;
1856
1857                 *pcbFormat = bytesNeeded;
1858                 for (i = 0; ret && i < info->cDistPoint; i++)
1859                 {
1860                     CRL_DIST_POINT *distPoint = &info->rgDistPoint[i];
1861
1862                     *str++ = '[';
1863                     sprintfW(distPointNum, numFmt, i + 1);
1864                     strcpyW(str, distPointNum);
1865                     str += strlenW(distPointNum);
1866                     *str++ = ']';
1867                     strcpyW(str, crlDistPoint);
1868                     str += strlenW(crlDistPoint);
1869                     strcpyW(str, headingSep);
1870                     str += strlenW(headingSep);
1871                     if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
1872                     {
1873                         strcpyW(str, indent);
1874                         str += strlenW(indent);
1875                     }
1876                     if (distPoint->DistPointName.dwDistPointNameChoice !=
1877                      CRL_DIST_POINT_NO_NAME)
1878                     {
1879                         DWORD altNameSize = bytesNeeded;
1880
1881                         strcpyW(str, distPointName);
1882                         str += strlenW(distPointName);
1883                         strcpyW(str, nameSep);
1884                         str += strlenW(nameSep);
1885                         if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
1886                         {
1887                             strcpyW(str, indent);
1888                             str += strlenW(indent);
1889                             strcpyW(str, indent);
1890                             str += strlenW(indent);
1891                         }
1892                         if (distPoint->DistPointName.dwDistPointNameChoice ==
1893                          CRL_DIST_POINT_FULL_NAME)
1894                         {
1895                             strcpyW(str, fullName);
1896                             str += strlenW(fullName);
1897                         }
1898                         else
1899                         {
1900                             strcpyW(str, rdnName);
1901                             str += strlenW(rdnName);
1902                         }
1903                         strcpyW(str, nameSep);
1904                         str += strlenW(nameSep);
1905                         ret = CRYPT_FormatAltNameInfo(dwFormatStrType, 3,
1906                          &distPoint->DistPointName.u.FullName, str,
1907                          &altNameSize);
1908                         if (ret)
1909                             str += altNameSize / sizeof(WCHAR) - 1;
1910                     }
1911                     else if (distPoint->ReasonFlags.cbData)
1912                     {
1913                         DWORD reasonSize = bytesNeeded;
1914
1915                         strcpyW(str, reason);
1916                         str += strlenW(reason);
1917                         ret = CRYPT_FormatReason(dwFormatStrType,
1918                          &distPoint->ReasonFlags, str, &reasonSize);
1919                         if (ret)
1920                             str += reasonSize / sizeof(WCHAR) - 1;
1921                     }
1922                     else if (distPoint->CRLIssuer.cAltEntry)
1923                     {
1924                         DWORD crlIssuerSize = bytesNeeded;
1925
1926                         strcpyW(str, issuer);
1927                         str += strlenW(issuer);
1928                         strcpyW(str, nameSep);
1929                         str += strlenW(nameSep);
1930                         ret = CRYPT_FormatAltNameInfo(dwFormatStrType, 2,
1931                          &distPoint->CRLIssuer, str,
1932                          &crlIssuerSize);
1933                         if (ret)
1934                             str += crlIssuerSize / sizeof(WCHAR) - 1;
1935                     }
1936                 }
1937             }
1938         }
1939         LocalFree(info);
1940     }
1941     return ret;
1942 }
1943
1944 static BOOL WINAPI CRYPT_FormatEnhancedKeyUsage(DWORD dwCertEncodingType,
1945  DWORD dwFormatType, DWORD dwFormatStrType, void *pFormatStruct,
1946  LPCSTR lpszStructType, const BYTE *pbEncoded, DWORD cbEncoded, void *pbFormat,
1947  DWORD *pcbFormat)
1948 {
1949     CERT_ENHKEY_USAGE *usage;
1950     DWORD size;
1951     BOOL ret = FALSE;
1952
1953     if (!cbEncoded)
1954     {
1955         SetLastError(E_INVALIDARG);
1956         return FALSE;
1957     }
1958     if ((ret = CryptDecodeObjectEx(dwCertEncodingType, X509_ENHANCED_KEY_USAGE,
1959      pbEncoded, cbEncoded, CRYPT_DECODE_ALLOC_FLAG, NULL, &usage, &size)))
1960     {
1961         WCHAR unknown[MAX_STRING_RESOURCE_LEN];
1962         DWORD i;
1963         DWORD bytesNeeded = sizeof(WCHAR); /* space for the NULL terminator */
1964         LPCWSTR sep;
1965         DWORD sepLen;
1966
1967         if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
1968         {
1969             sep = crlf;
1970             sepLen = strlenW(crlf) * sizeof(WCHAR);
1971         }
1972         else
1973         {
1974             sep = commaSpace;
1975             sepLen = strlenW(commaSpace) * sizeof(WCHAR);
1976         }
1977
1978         LoadStringW(hInstance, IDS_USAGE_UNKNOWN, unknown,
1979          sizeof(unknown) / sizeof(unknown[0]));
1980         for (i = 0; i < usage->cUsageIdentifier; i++)
1981         {
1982             PCCRYPT_OID_INFO info = CryptFindOIDInfo(CRYPT_OID_INFO_OID_KEY,
1983              usage->rgpszUsageIdentifier[i], CRYPT_ENHKEY_USAGE_OID_GROUP_ID);
1984
1985             if (info)
1986                 bytesNeeded += strlenW(info->pwszName) * sizeof(WCHAR);
1987             else
1988                 bytesNeeded += strlenW(unknown) * sizeof(WCHAR);
1989             bytesNeeded += sizeof(WCHAR); /* space */
1990             bytesNeeded += sizeof(WCHAR); /* left paren */
1991             bytesNeeded += strlen(usage->rgpszUsageIdentifier[i]) *
1992              sizeof(WCHAR);
1993             bytesNeeded += sizeof(WCHAR); /* right paren */
1994             if (i < usage->cUsageIdentifier - 1)
1995                 bytesNeeded += sepLen;
1996         }
1997         if (!pbFormat)
1998             *pcbFormat = bytesNeeded;
1999         else if (*pcbFormat < bytesNeeded)
2000         {
2001             *pcbFormat = bytesNeeded;
2002             SetLastError(ERROR_MORE_DATA);
2003             ret = FALSE;
2004         }
2005         else
2006         {
2007             LPWSTR str = pbFormat;
2008
2009             *pcbFormat = bytesNeeded;
2010             for (i = 0; i < usage->cUsageIdentifier; i++)
2011             {
2012                 PCCRYPT_OID_INFO info = CryptFindOIDInfo(CRYPT_OID_INFO_OID_KEY,
2013                  usage->rgpszUsageIdentifier[i],
2014                  CRYPT_ENHKEY_USAGE_OID_GROUP_ID);
2015                 LPCSTR oidPtr;
2016
2017                 if (info)
2018                 {
2019                     strcpyW(str, info->pwszName);
2020                     str += strlenW(info->pwszName);
2021                 }
2022                 else
2023                 {
2024                     strcpyW(str, unknown);
2025                     str += strlenW(unknown);
2026                 }
2027                 *str++ = ' ';
2028                 *str++ = '(';
2029                 for (oidPtr = usage->rgpszUsageIdentifier[i]; *oidPtr; oidPtr++)
2030                     *str++ = *oidPtr;
2031                 *str++ = ')';
2032                 *str = 0;
2033                 if (i < usage->cUsageIdentifier - 1)
2034                 {
2035                     strcpyW(str, sep);
2036                     str += sepLen / sizeof(WCHAR);
2037                 }
2038             }
2039         }
2040         LocalFree(usage);
2041     }
2042     return ret;
2043 }
2044
2045 static struct BitToString netscapeCertTypeMap[] = {
2046  { NETSCAPE_SSL_CLIENT_AUTH_CERT_TYPE, IDS_NETSCAPE_SSL_CLIENT, { 0 } },
2047  { NETSCAPE_SSL_SERVER_AUTH_CERT_TYPE, IDS_NETSCAPE_SSL_SERVER, { 0 } },
2048  { NETSCAPE_SMIME_CERT_TYPE, IDS_NETSCAPE_SMIME, { 0 } },
2049  { NETSCAPE_SIGN_CERT_TYPE, IDS_NETSCAPE_SIGN, { 0 } },
2050  { NETSCAPE_SSL_CA_CERT_TYPE, IDS_NETSCAPE_SSL_CA, { 0 } },
2051  { NETSCAPE_SMIME_CA_CERT_TYPE, IDS_NETSCAPE_SMIME_CA, { 0 } },
2052  { NETSCAPE_SIGN_CA_CERT_TYPE, IDS_NETSCAPE_SIGN_CA, { 0 } },
2053 };
2054
2055 static BOOL WINAPI CRYPT_FormatNetscapeCertType(DWORD dwCertEncodingType,
2056  DWORD dwFormatType, DWORD dwFormatStrType, void *pFormatStruct,
2057  LPCSTR lpszStructType, const BYTE *pbEncoded, DWORD cbEncoded, void *pbFormat,
2058  DWORD *pcbFormat)
2059 {
2060     DWORD size;
2061     CRYPT_BIT_BLOB *bits;
2062     BOOL ret;
2063
2064     if (!cbEncoded)
2065     {
2066         SetLastError(E_INVALIDARG);
2067         return FALSE;
2068     }
2069     if ((ret = CryptDecodeObjectEx(dwCertEncodingType, X509_BITS,
2070      pbEncoded, cbEncoded, CRYPT_DECODE_ALLOC_FLAG, NULL, &bits, &size)))
2071     {
2072         WCHAR infoNotAvailable[MAX_STRING_RESOURCE_LEN];
2073         DWORD bytesNeeded = sizeof(WCHAR);
2074
2075         LoadStringW(hInstance, IDS_INFO_NOT_AVAILABLE, infoNotAvailable,
2076          sizeof(infoNotAvailable) / sizeof(infoNotAvailable[0]));
2077         if (!bits->cbData || bits->cbData > 1)
2078         {
2079             bytesNeeded += strlenW(infoNotAvailable) * sizeof(WCHAR);
2080             if (!pbFormat)
2081                 *pcbFormat = bytesNeeded;
2082             else if (*pcbFormat < bytesNeeded)
2083             {
2084                 *pcbFormat = bytesNeeded;
2085                 SetLastError(ERROR_MORE_DATA);
2086                 ret = FALSE;
2087             }
2088             else
2089             {
2090                 LPWSTR str = pbFormat;
2091
2092                 *pcbFormat = bytesNeeded;
2093                 strcpyW(str, infoNotAvailable);
2094             }
2095         }
2096         else
2097         {
2098             static BOOL stringsLoaded = FALSE;
2099             int i;
2100             DWORD bitStringLen;
2101             BOOL first = TRUE;
2102
2103             if (!stringsLoaded)
2104             {
2105                 for (i = 0; i < sizeof(netscapeCertTypeMap) /
2106                  sizeof(netscapeCertTypeMap[0]); i++)
2107                     LoadStringW(hInstance, netscapeCertTypeMap[i].id,
2108                      netscapeCertTypeMap[i].str, MAX_STRING_RESOURCE_LEN);
2109                 stringsLoaded = TRUE;
2110             }
2111             CRYPT_FormatBits(bits->pbData[0], netscapeCertTypeMap,
2112              sizeof(netscapeCertTypeMap) / sizeof(netscapeCertTypeMap[0]),
2113              NULL, &bitStringLen, &first);
2114             bytesNeeded += bitStringLen;
2115             bytesNeeded += 3 * sizeof(WCHAR); /* " (" + ")" */
2116             CRYPT_FormatHexString(0, 0, 0, NULL, NULL, bits->pbData,
2117              bits->cbData, NULL, &size);
2118             bytesNeeded += size;
2119             if (!pbFormat)
2120                 *pcbFormat = bytesNeeded;
2121             else if (*pcbFormat < bytesNeeded)
2122             {
2123                 *pcbFormat = bytesNeeded;
2124                 SetLastError(ERROR_MORE_DATA);
2125                 ret = FALSE;
2126             }
2127             else
2128             {
2129                 LPWSTR str = pbFormat;
2130
2131                 bitStringLen = bytesNeeded;
2132                 first = TRUE;
2133                 CRYPT_FormatBits(bits->pbData[0], netscapeCertTypeMap,
2134                  sizeof(netscapeCertTypeMap) / sizeof(netscapeCertTypeMap[0]),
2135                  str, &bitStringLen, &first);
2136                 str += bitStringLen / sizeof(WCHAR) - 1;
2137                 *str++ = ' ';
2138                 *str++ = '(';
2139                 CRYPT_FormatHexString(0, 0, 0, NULL, NULL, bits->pbData,
2140                  bits->cbData, str, &size);
2141                 str += size / sizeof(WCHAR) - 1;
2142                 *str++ = ')';
2143                 *str = 0;
2144             }
2145         }
2146         LocalFree(bits);
2147     }
2148     return ret;
2149 }
2150
2151 static WCHAR financialCriteria[MAX_STRING_RESOURCE_LEN];
2152 static WCHAR available[MAX_STRING_RESOURCE_LEN];
2153 static WCHAR notAvailable[MAX_STRING_RESOURCE_LEN];
2154 static WCHAR meetsCriteria[MAX_STRING_RESOURCE_LEN];
2155 static WCHAR yes[MAX_STRING_RESOURCE_LEN];
2156 static WCHAR no[MAX_STRING_RESOURCE_LEN];
2157
2158 static BOOL WINAPI CRYPT_FormatSpcFinancialCriteria(DWORD dwCertEncodingType,
2159  DWORD dwFormatType, DWORD dwFormatStrType, void *pFormatStruct,
2160  LPCSTR lpszStructType, const BYTE *pbEncoded, DWORD cbEncoded, void *pbFormat,
2161  DWORD *pcbFormat)
2162 {
2163     SPC_FINANCIAL_CRITERIA criteria;
2164     DWORD size = sizeof(criteria);
2165     BOOL ret = FALSE;
2166
2167     if (!cbEncoded)
2168     {
2169         SetLastError(E_INVALIDARG);
2170         return FALSE;
2171     }
2172     if ((ret = CryptDecodeObjectEx(dwCertEncodingType,
2173      SPC_FINANCIAL_CRITERIA_STRUCT, pbEncoded, cbEncoded, 0, NULL, &criteria,
2174      &size)))
2175     {
2176         static BOOL stringsLoaded = FALSE;
2177         DWORD bytesNeeded = sizeof(WCHAR);
2178         LPCWSTR sep;
2179         DWORD sepLen;
2180
2181         if (!stringsLoaded)
2182         {
2183             LoadStringW(hInstance, IDS_FINANCIAL_CRITERIA, financialCriteria,
2184              sizeof(financialCriteria) / sizeof(financialCriteria[0]));
2185             LoadStringW(hInstance, IDS_FINANCIAL_CRITERIA_AVAILABLE, available,
2186              sizeof(available) / sizeof(available[0]));
2187             LoadStringW(hInstance, IDS_FINANCIAL_CRITERIA_NOT_AVAILABLE,
2188              notAvailable, sizeof(notAvailable) / sizeof(notAvailable[0]));
2189             LoadStringW(hInstance, IDS_FINANCIAL_CRITERIA_MEETS_CRITERIA,
2190              meetsCriteria, sizeof(meetsCriteria) / sizeof(meetsCriteria[0]));
2191             LoadStringW(hInstance, IDS_YES, yes, sizeof(yes) / sizeof(yes[0]));
2192             LoadStringW(hInstance, IDS_NO, no, sizeof(no) / sizeof(no[0]));
2193             stringsLoaded = TRUE;
2194         }
2195         if (dwFormatStrType & CRYPT_FORMAT_STR_MULTI_LINE)
2196         {
2197             sep = crlf;
2198             sepLen = strlenW(crlf) * sizeof(WCHAR);
2199         }
2200         else
2201         {
2202             sep = commaSpace;
2203             sepLen = strlenW(commaSpace) * sizeof(WCHAR);
2204         }
2205         bytesNeeded += strlenW(financialCriteria) * sizeof(WCHAR);
2206         if (criteria.fFinancialInfoAvailable)
2207         {
2208             bytesNeeded += strlenW(available) * sizeof(WCHAR);
2209             bytesNeeded += sepLen;
2210             bytesNeeded += strlenW(meetsCriteria) * sizeof(WCHAR);
2211             if (criteria.fMeetsCriteria)
2212                 bytesNeeded += strlenW(yes) * sizeof(WCHAR);
2213             else
2214                 bytesNeeded += strlenW(no) * sizeof(WCHAR);
2215         }
2216         else
2217             bytesNeeded += strlenW(notAvailable) * sizeof(WCHAR);
2218         if (!pbFormat)
2219             *pcbFormat = bytesNeeded;
2220         else if (*pcbFormat < bytesNeeded)
2221         {
2222             *pcbFormat = bytesNeeded;
2223             SetLastError(ERROR_MORE_DATA);
2224             ret = FALSE;
2225         }
2226         else
2227         {
2228             LPWSTR str = pbFormat;
2229
2230             *pcbFormat = bytesNeeded;
2231             strcpyW(str, financialCriteria);
2232             str += strlenW(financialCriteria);
2233             if (criteria.fFinancialInfoAvailable)
2234             {
2235                 strcpyW(str, available);
2236                 str += strlenW(available);
2237                 strcpyW(str, sep);
2238                 str += sepLen / sizeof(WCHAR);
2239                 strcpyW(str, meetsCriteria);
2240                 str += strlenW(meetsCriteria);
2241                 if (criteria.fMeetsCriteria)
2242                     strcpyW(str, yes);
2243                 else
2244                     strcpyW(str, no);
2245             }
2246             else
2247             {
2248                 strcpyW(str, notAvailable);
2249                 str += strlenW(notAvailable);
2250             }
2251         }
2252     }
2253     return ret;
2254 }
2255
2256 typedef BOOL (WINAPI *CryptFormatObjectFunc)(DWORD, DWORD, DWORD, void *,
2257  LPCSTR, const BYTE *, DWORD, void *, DWORD *);
2258
2259 static CryptFormatObjectFunc CRYPT_GetBuiltinFormatFunction(DWORD encodingType,
2260  DWORD formatStrType, LPCSTR lpszStructType)
2261 {
2262     CryptFormatObjectFunc format = NULL;
2263
2264     if ((encodingType & CERT_ENCODING_TYPE_MASK) != X509_ASN_ENCODING)
2265     {
2266         SetLastError(ERROR_FILE_NOT_FOUND);
2267         return NULL;
2268     }
2269     if (!HIWORD(lpszStructType))
2270     {
2271         switch (LOWORD(lpszStructType))
2272         {
2273         case LOWORD(X509_KEY_USAGE):
2274             format = CRYPT_FormatKeyUsage;
2275             break;
2276         case LOWORD(X509_ALTERNATE_NAME):
2277             format = CRYPT_FormatAltName;
2278             break;
2279         case LOWORD(X509_BASIC_CONSTRAINTS2):
2280             format = CRYPT_FormatBasicConstraints2;
2281             break;
2282         case LOWORD(X509_AUTHORITY_KEY_ID2):
2283             format = CRYPT_FormatAuthorityKeyId2;
2284             break;
2285         case LOWORD(X509_AUTHORITY_INFO_ACCESS):
2286             format = CRYPT_FormatAuthorityInfoAccess;
2287             break;
2288         case LOWORD(X509_CRL_DIST_POINTS):
2289             format = CRYPT_FormatCRLDistPoints;
2290             break;
2291         case LOWORD(X509_ENHANCED_KEY_USAGE):
2292             format = CRYPT_FormatEnhancedKeyUsage;
2293             break;
2294         case LOWORD(SPC_FINANCIAL_CRITERIA_STRUCT):
2295             format = CRYPT_FormatSpcFinancialCriteria;
2296             break;
2297         }
2298     }
2299     else if (!strcmp(lpszStructType, szOID_SUBJECT_ALT_NAME))
2300         format = CRYPT_FormatAltName;
2301     else if (!strcmp(lpszStructType, szOID_ISSUER_ALT_NAME))
2302         format = CRYPT_FormatAltName;
2303     else if (!strcmp(lpszStructType, szOID_KEY_USAGE))
2304         format = CRYPT_FormatKeyUsage;
2305     else if (!strcmp(lpszStructType, szOID_SUBJECT_ALT_NAME2))
2306         format = CRYPT_FormatAltName;
2307     else if (!strcmp(lpszStructType, szOID_ISSUER_ALT_NAME2))
2308         format = CRYPT_FormatAltName;
2309     else if (!strcmp(lpszStructType, szOID_BASIC_CONSTRAINTS2))
2310         format = CRYPT_FormatBasicConstraints2;
2311     else if (!strcmp(lpszStructType, szOID_AUTHORITY_INFO_ACCESS))
2312         format = CRYPT_FormatAuthorityInfoAccess;
2313     else if (!strcmp(lpszStructType, szOID_AUTHORITY_KEY_IDENTIFIER2))
2314         format = CRYPT_FormatAuthorityKeyId2;
2315     else if (!strcmp(lpszStructType, szOID_CRL_DIST_POINTS))
2316         format = CRYPT_FormatCRLDistPoints;
2317     else if (!strcmp(lpszStructType, szOID_ENHANCED_KEY_USAGE))
2318         format = CRYPT_FormatEnhancedKeyUsage;
2319     else if (!strcmp(lpszStructType, szOID_NETSCAPE_CERT_TYPE))
2320         format = CRYPT_FormatNetscapeCertType;
2321     else if (!strcmp(lpszStructType, SPC_FINANCIAL_CRITERIA_OBJID))
2322         format = CRYPT_FormatSpcFinancialCriteria;
2323     return format;
2324 }
2325
2326 BOOL WINAPI CryptFormatObject(DWORD dwCertEncodingType, DWORD dwFormatType,
2327  DWORD dwFormatStrType, void *pFormatStruct, LPCSTR lpszStructType,
2328  const BYTE *pbEncoded, DWORD cbEncoded, void *pbFormat, DWORD *pcbFormat)
2329 {
2330     CryptFormatObjectFunc format = NULL;
2331     HCRYPTOIDFUNCADDR hFunc = NULL;
2332     BOOL ret = FALSE;
2333
2334     TRACE("(%08x, %d, %08x, %p, %s, %p, %d, %p, %p)\n", dwCertEncodingType,
2335      dwFormatType, dwFormatStrType, pFormatStruct, debugstr_a(lpszStructType),
2336      pbEncoded, cbEncoded, pbFormat, pcbFormat);
2337
2338     if (!(format = CRYPT_GetBuiltinFormatFunction(dwCertEncodingType,
2339      dwFormatStrType, lpszStructType)))
2340     {
2341         static HCRYPTOIDFUNCSET set = NULL;
2342
2343         if (!set)
2344             set = CryptInitOIDFunctionSet(CRYPT_OID_FORMAT_OBJECT_FUNC, 0);
2345         CryptGetOIDFunctionAddress(set, dwCertEncodingType, lpszStructType, 0,
2346          (void **)&format, &hFunc);
2347     }
2348     if (!format && (dwCertEncodingType & CERT_ENCODING_TYPE_MASK) ==
2349      X509_ASN_ENCODING && !(dwFormatStrType & CRYPT_FORMAT_STR_NO_HEX))
2350         format = CRYPT_FormatHexString;
2351     if (format)
2352         ret = format(dwCertEncodingType, dwFormatType, dwFormatStrType,
2353          pFormatStruct, lpszStructType, pbEncoded, cbEncoded, pbFormat,
2354          pcbFormat);
2355     if (hFunc)
2356         CryptFreeOIDFunctionAddress(hFunc, 0);
2357     return ret;
2358 }