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Wine Cross Reference
wine/dlls/cryptui/main.c

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  1 /*
  2  * Copyright 2008 Juan Lang
  3  *
  4  * This library is free software; you can redistribute it and/or
  5  * modify it under the terms of the GNU Lesser General Public
  6  * License as published by the Free Software Foundation; either
  7  * version 2.1 of the License, or (at your option) any later version.
  8  *
  9  * This library is distributed in the hope that it will be useful,
 10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 12  * Lesser General Public License for more details.
 13  *
 14  * You should have received a copy of the GNU Lesser General Public
 15  * License along with this library; if not, write to the Free Software
 16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 17  */
 18 
 19 #include "config.h"
 20 
 21 #include <stdarg.h>
 22 
 23 #define COBJMACROS
 24 #define NONAMELESSUNION
 25 
 26 #include "windef.h"
 27 #include "winbase.h"
 28 #include "winnls.h"
 29 #include "winuser.h"
 30 #include "softpub.h"
 31 #include "wingdi.h"
 32 #include "richedit.h"
 33 #include "ole2.h"
 34 #include "richole.h"
 35 #include "commdlg.h"
 36 #include "commctrl.h"
 37 #include "cryptuiapi.h"
 38 #include "cryptuires.h"
 39 #include "urlmon.h"
 40 #include "hlink.h"
 41 #include "winreg.h"
 42 #include "wine/debug.h"
 43 #include "wine/unicode.h"
 44 
 45 WINE_DEFAULT_DEBUG_CHANNEL(cryptui);
 46 
 47 static HINSTANCE hInstance;
 48 
 49 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 50 {
 51     TRACE("(0x%p, %d, %p)\n", hinstDLL, fdwReason, lpvReserved);
 52 
 53     switch (fdwReason)
 54     {
 55         case DLL_WINE_PREATTACH:
 56             return FALSE;    /* prefer native version */
 57         case DLL_PROCESS_ATTACH:
 58             hInstance = hinstDLL;
 59             DisableThreadLibraryCalls(hinstDLL);
 60             break;
 61         case DLL_PROCESS_DETACH:
 62             break;
 63         default:
 64             break;
 65     }
 66     return TRUE;
 67 }
 68 
 69 #define MAX_STRING_LEN 512
 70 
 71 static void add_cert_columns(HWND hwnd)
 72 {
 73     HWND lv = GetDlgItem(hwnd, IDC_MGR_CERTS);
 74     RECT rc;
 75     WCHAR buf[MAX_STRING_LEN];
 76     LVCOLUMNW column;
 77 
 78     SendMessageW(lv, LVM_SETEXTENDEDLISTVIEWSTYLE, 0, LVS_EX_FULLROWSELECT);
 79     GetWindowRect(lv, &rc);
 80     LoadStringW(hInstance, IDS_SUBJECT_COLUMN, buf,
 81      sizeof(buf) / sizeof(buf[0]));
 82     column.mask = LVCF_WIDTH | LVCF_TEXT;
 83     column.cx = (rc.right - rc.left) * 29 / 100 - 2;
 84     column.pszText = buf;
 85     SendMessageW(lv, LVM_INSERTCOLUMNW, 0, (LPARAM)&column);
 86     LoadStringW(hInstance, IDS_ISSUER_COLUMN, buf,
 87      sizeof(buf) / sizeof(buf[0]));
 88     SendMessageW(lv, LVM_INSERTCOLUMNW, 1, (LPARAM)&column);
 89     column.cx = (rc.right - rc.left) * 16 / 100 - 2;
 90     LoadStringW(hInstance, IDS_EXPIRATION_COLUMN, buf,
 91      sizeof(buf) / sizeof(buf[0]));
 92     SendMessageW(lv, LVM_INSERTCOLUMNW, 2, (LPARAM)&column);
 93     column.cx = (rc.right - rc.left) * 23 / 100 - 1;
 94     LoadStringW(hInstance, IDS_FRIENDLY_NAME_COLUMN, buf,
 95      sizeof(buf) / sizeof(buf[0]));
 96     SendMessageW(lv, LVM_INSERTCOLUMNW, 3, (LPARAM)&column);
 97 }
 98 
 99 static void add_cert_to_view(HWND lv, PCCERT_CONTEXT cert, DWORD *allocatedLen,
100  LPWSTR *str)
101 {
102     DWORD len;
103     LVITEMW item;
104     WCHAR dateFmt[80]; /* sufficient for LOCALE_SSHORTDATE */
105     WCHAR date[80];
106     SYSTEMTIME sysTime;
107     LPWSTR none;
108 
109     item.mask = LVIF_IMAGE | LVIF_PARAM | LVIF_TEXT;
110     item.iItem = SendMessageW(lv, LVM_GETITEMCOUNT, 0, 0);
111     item.iSubItem = 0;
112     item.iImage = 0;
113     item.lParam = (LPARAM)CertDuplicateCertificateContext(cert);
114     len = CertGetNameStringW(cert, CERT_NAME_SIMPLE_DISPLAY_TYPE, 0, NULL,
115      NULL, 0);
116     if (len > *allocatedLen)
117     {
118         HeapFree(GetProcessHeap(), 0, *str);
119         *str = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
120         if (*str)
121             *allocatedLen = len;
122     }
123     if (*str)
124     {
125         CertGetNameStringW(cert, CERT_NAME_SIMPLE_DISPLAY_TYPE, 0, NULL,
126          *str, len);
127         item.pszText = *str;
128         SendMessageW(lv, LVM_INSERTITEMW, 0, (LPARAM)&item);
129     }
130 
131     item.mask = LVIF_TEXT;
132     len = CertGetNameStringW(cert, CERT_NAME_SIMPLE_DISPLAY_TYPE,
133      CERT_NAME_ISSUER_FLAG, NULL, NULL, 0);
134     if (len > *allocatedLen)
135     {
136         HeapFree(GetProcessHeap(), 0, *str);
137         *str = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
138         if (*str)
139             *allocatedLen = len;
140     }
141     if (*str)
142     {
143         CertGetNameStringW(cert, CERT_NAME_SIMPLE_DISPLAY_TYPE,
144          CERT_NAME_ISSUER_FLAG, NULL, *str, len);
145         item.pszText = *str;
146         item.iSubItem = 1;
147         SendMessageW(lv, LVM_SETITEMTEXTW, item.iItem, (LPARAM)&item);
148     }
149 
150     GetLocaleInfoW(LOCALE_SYSTEM_DEFAULT, LOCALE_SSHORTDATE, dateFmt,
151      sizeof(dateFmt) / sizeof(dateFmt[0]));
152     FileTimeToSystemTime(&cert->pCertInfo->NotAfter, &sysTime);
153     GetDateFormatW(LOCALE_SYSTEM_DEFAULT, 0, &sysTime, dateFmt, date,
154      sizeof(date) / sizeof(date[0]));
155     item.pszText = date;
156     item.iSubItem = 2;
157     SendMessageW(lv, LVM_SETITEMTEXTW, item.iItem, (LPARAM)&item);
158 
159     if (!CertGetCertificateContextProperty(cert, CERT_FRIENDLY_NAME_PROP_ID,
160      NULL, &len))
161         len = LoadStringW(hInstance, IDS_FRIENDLY_NAME_NONE, (LPWSTR)&none, 0);
162     if (len > *allocatedLen)
163     {
164         HeapFree(GetProcessHeap(), 0, *str);
165         *str = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
166         if (*str)
167             *allocatedLen = len;
168     }
169     if (*str)
170     {
171         if (!CertGetCertificateContextProperty(cert, CERT_FRIENDLY_NAME_PROP_ID,
172          *str, &len))
173             item.pszText = none;
174         else
175             item.pszText = *str;
176         item.iSubItem = 3;
177         SendMessageW(lv, LVM_SETITEMTEXTW, item.iItem, (LPARAM)&item);
178     }
179 }
180 
181 static LPSTR get_cert_mgr_usages(void)
182 {
183     static const WCHAR keyName[] = { 'S','o','f','t','w','a','r','e','\\','M',
184      'i','c','r','o','s','o','f','t','\\','C','r','y','p','t','o','g','r','a',
185      'p','h','y','\\','U','I','\\','C','e','r','t','m','g','r','\\','P','u',
186      'r','p','o','s','e',0 };
187     LPSTR str = NULL;
188     HKEY key;
189 
190     if (!RegCreateKeyExW(HKEY_CURRENT_USER, keyName, 0, NULL, 0, KEY_READ,
191      NULL, &key, NULL))
192     {
193         LONG rc;
194         DWORD type, size;
195 
196         rc = RegQueryValueExA(key, "Purpose", NULL, &type, NULL, &size);
197         if ((!rc || rc == ERROR_MORE_DATA) && type == REG_SZ)
198         {
199             str = HeapAlloc(GetProcessHeap(), 0, size);
200             if (str)
201             {
202                 rc = RegQueryValueExA(key, "Purpose", NULL, NULL, (LPBYTE)str,
203                  &size);
204                 if (rc)
205                 {
206                     HeapFree(GetProcessHeap(), 0, str);
207                     str = NULL;
208                 }
209             }
210         }
211         RegCloseKey(key);
212     }
213     return str;
214 }
215 
216 typedef enum {
217     PurposeFilterShowAll = 0,
218     PurposeFilterShowAdvanced = 1,
219     PurposeFilterShowOID = 2
220 } PurposeFilter;
221 
222 static void initialize_purpose_selection(HWND hwnd)
223 {
224     HWND cb = GetDlgItem(hwnd, IDC_MGR_PURPOSE_SELECTION);
225     WCHAR buf[MAX_STRING_LEN];
226     LPSTR usages;
227     int index;
228 
229     LoadStringW(hInstance, IDS_PURPOSE_ALL, buf,
230      sizeof(buf) / sizeof(buf[0]));
231     index = SendMessageW(cb, CB_INSERTSTRING, -1, (LPARAM)buf);
232     SendMessageW(cb, CB_SETITEMDATA, index, (LPARAM)PurposeFilterShowAll);
233     LoadStringW(hInstance, IDS_PURPOSE_ADVANCED, buf,
234      sizeof(buf) / sizeof(buf[0]));
235     index = SendMessageW(cb, CB_INSERTSTRING, -1, (LPARAM)buf);
236     SendMessageW(cb, CB_SETITEMDATA, index, (LPARAM)PurposeFilterShowAdvanced);
237     SendMessageW(cb, CB_SETCURSEL, 0, 0);
238     if ((usages = get_cert_mgr_usages()))
239     {
240         LPSTR ptr, comma;
241 
242         for (ptr = usages, comma = strchr(ptr, ','); ptr && *ptr;
243          ptr = comma ? comma + 1 : NULL,
244          comma = ptr ? strchr(ptr, ',') : NULL)
245         {
246             PCCRYPT_OID_INFO info;
247 
248             if (comma)
249                 *comma = 0;
250             if ((info = CryptFindOIDInfo(CRYPT_OID_INFO_OID_KEY, ptr, 0)))
251             {
252                 index = SendMessageW(cb, CB_INSERTSTRING, 0,
253                  (LPARAM)info->pwszName);
254                 SendMessageW(cb, CB_SETITEMDATA, index, (LPARAM)info);
255             }
256         }
257         HeapFree(GetProcessHeap(), 0, usages);
258     }
259 }
260 
261 extern BOOL WINAPI WTHelperGetKnownUsages(DWORD action,
262  PCCRYPT_OID_INFO **usages);
263 
264 static CERT_ENHKEY_USAGE *add_oid_to_usage(CERT_ENHKEY_USAGE *usage, LPSTR oid)
265 {
266     if (!usage->cUsageIdentifier)
267         usage->rgpszUsageIdentifier = HeapAlloc(GetProcessHeap(), 0,
268          sizeof(LPSTR));
269     else
270         usage->rgpszUsageIdentifier = HeapReAlloc(GetProcessHeap(), 0,
271          usage->rgpszUsageIdentifier,
272          (usage->cUsageIdentifier + 1) * sizeof(LPSTR));
273     if (usage->rgpszUsageIdentifier)
274         usage->rgpszUsageIdentifier[usage->cUsageIdentifier++] = oid;
275     else
276     {
277         HeapFree(GetProcessHeap(), 0, usage);
278         usage = NULL;
279     }
280     return usage;
281 }
282 
283 static CERT_ENHKEY_USAGE *convert_usages_str_to_usage(LPSTR usageStr)
284 {
285     CERT_ENHKEY_USAGE *usage = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
286      sizeof(CERT_ENHKEY_USAGE));
287 
288     if (usage)
289     {
290         LPSTR ptr, comma;
291 
292         for (ptr = usageStr, comma = strchr(ptr, ','); usage && ptr && *ptr;
293          ptr = comma ? comma + 1 : NULL,
294          comma = ptr ? strchr(ptr, ',') : NULL)
295         {
296             if (comma)
297                 *comma = 0;
298             add_oid_to_usage(usage, ptr);
299         }
300     }
301     return usage;
302 }
303 
304 static CERT_ENHKEY_USAGE *create_advanced_filter(void)
305 {
306     CERT_ENHKEY_USAGE *advancedUsage = HeapAlloc(GetProcessHeap(),
307      HEAP_ZERO_MEMORY, sizeof(CERT_ENHKEY_USAGE));
308 
309     if (advancedUsage)
310     {
311         PCCRYPT_OID_INFO *usages;
312 
313         if (WTHelperGetKnownUsages(1, &usages))
314         {
315             LPSTR disabledUsagesStr;
316 
317             if ((disabledUsagesStr = get_cert_mgr_usages()))
318             {
319                 CERT_ENHKEY_USAGE *disabledUsages =
320                  convert_usages_str_to_usage(disabledUsagesStr);
321 
322                 if (disabledUsages)
323                 {
324                     PCCRYPT_OID_INFO *ptr;
325 
326                     for (ptr = usages; *ptr; ptr++)
327                     {
328                         DWORD i;
329                         BOOL disabled = FALSE;
330 
331                         for (i = 0; !disabled &&
332                          i < disabledUsages->cUsageIdentifier; i++)
333                             if (!strcmp(disabledUsages->rgpszUsageIdentifier[i],
334                              (*ptr)->pszOID))
335                                 disabled = TRUE;
336                         if (!disabled)
337                             add_oid_to_usage(advancedUsage,
338                              (LPSTR)(*ptr)->pszOID);
339                     }
340                     /* The individual strings are pointers to disabledUsagesStr,
341                      * so they're freed when it is.
342                      */
343                     HeapFree(GetProcessHeap(), 0,
344                      disabledUsages->rgpszUsageIdentifier);
345                     HeapFree(GetProcessHeap(), 0, disabledUsages);
346                 }
347                 HeapFree(GetProcessHeap(), 0, disabledUsagesStr);
348             }
349             WTHelperGetKnownUsages(2, &usages);
350         }
351     }
352     return advancedUsage;
353 }
354 
355 static int CALLBACK cert_mgr_sort_by_subject(LPARAM lp1, LPARAM lp2, LPARAM lp);
356 
357 static void show_store_certs(HWND hwnd, HCERTSTORE store)
358 {
359     HWND lv = GetDlgItem(hwnd, IDC_MGR_CERTS);
360     HWND cb = GetDlgItem(hwnd, IDC_MGR_PURPOSE_SELECTION);
361     PCCERT_CONTEXT cert = NULL;
362     DWORD allocatedLen = 0;
363     LPWSTR str = NULL;
364     int index;
365     PurposeFilter filter = PurposeFilterShowAll;
366     LPCSTR oid = NULL;
367     CERT_ENHKEY_USAGE *advanced = NULL;
368 
369     index = SendMessageW(cb, CB_GETCURSEL, 0, 0);
370     if (index >= 0)
371     {
372         INT_PTR data = SendMessageW(cb, CB_GETITEMDATA, index, 0);
373 
374         if (!HIWORD(data))
375             filter = data;
376         else
377         {
378             PCCRYPT_OID_INFO info = (PCCRYPT_OID_INFO)data;
379 
380             filter = PurposeFilterShowOID;
381             oid = info->pszOID;
382         }
383     }
384     if (filter == PurposeFilterShowAdvanced)
385         advanced = create_advanced_filter();
386     do {
387         cert = CertEnumCertificatesInStore(store, cert);
388         if (cert)
389         {
390             BOOL show = FALSE;
391 
392             if (filter == PurposeFilterShowAll)
393                 show = TRUE;
394             else
395             {
396                 int numOIDs;
397                 DWORD cbOIDs = 0;
398 
399                 if (CertGetValidUsages(1, &cert, &numOIDs, NULL, &cbOIDs))
400                 {
401                     if (numOIDs == -1)
402                     {
403                         /* -1 implies all usages are valid */
404                         show = TRUE;
405                     }
406                     else
407                     {
408                         LPSTR *oids = HeapAlloc(GetProcessHeap(), 0, cbOIDs);
409 
410                         if (oids)
411                         {
412                             if (CertGetValidUsages(1, &cert, &numOIDs, oids,
413                              &cbOIDs))
414                             {
415                                 int i;
416 
417                                 if (filter == PurposeFilterShowOID)
418                                 {
419                                     for (i = 0; !show && i < numOIDs; i++)
420                                         if (!strcmp(oids[i], oid))
421                                             show = TRUE;
422                                 }
423                                 else
424                                 {
425                                     for (i = 0; !show && i < numOIDs; i++)
426                                     {
427                                         DWORD j;
428 
429                                         for (j = 0; !show &&
430                                          j < advanced->cUsageIdentifier; j++)
431                                             if (!strcmp(oids[i],
432                                              advanced->rgpszUsageIdentifier[j]))
433                                                 show = TRUE;
434                                     }
435                                 }
436                             }
437                             HeapFree(GetProcessHeap(), 0, oids);
438                         }
439                     }
440                 }
441             }
442             if (show)
443                 add_cert_to_view(lv, cert, &allocatedLen, &str);
444         }
445     } while (cert);
446     HeapFree(GetProcessHeap(), 0, str);
447     if (advanced)
448     {
449         HeapFree(GetProcessHeap(), 0, advanced->rgpszUsageIdentifier);
450         HeapFree(GetProcessHeap(), 0, advanced);
451     }
452     SendMessageW(lv, LVM_SORTITEMSEX, (WPARAM)lv,
453      (LPARAM)cert_mgr_sort_by_subject);
454 }
455 
456 static const WCHAR my[] = { 'M','y',0 };
457 static const WCHAR addressBook[] = {
458  'A','d','d','r','e','s','s','B','o','o','k',0 };
459 static const WCHAR ca[] = { 'C','A',0 };
460 static const WCHAR root[] = { 'R','o','o','t',0 };
461 static const WCHAR trustedPublisher[] = {
462  'T','r','u','s','t','e','d','P','u','b','l','i','s','h','e','r',0 };
463 static const WCHAR disallowed[] = { 'D','i','s','a','l','l','o','w','e','d',0 };
464 
465 struct CertMgrStoreInfo
466 {
467     LPCWSTR name;
468     int removeWarning;
469     int removePluralWarning;
470 };
471 
472 static const struct CertMgrStoreInfo defaultStoreList[] = {
473  { my, IDS_WARN_REMOVE_MY, IDS_WARN_REMOVE_PLURAL_MY },
474  { addressBook, IDS_WARN_REMOVE_ADDRESSBOOK,
475    IDS_WARN_REMOVE_PLURAL_ADDRESSBOOK },
476  { ca, IDS_WARN_REMOVE_CA, IDS_WARN_REMOVE_PLURAL_CA },
477  { root, IDS_WARN_REMOVE_ROOT, IDS_WARN_REMOVE_PLURAL_ROOT },
478  { trustedPublisher, IDS_WARN_REMOVE_TRUSTEDPUBLISHER,
479    IDS_WARN_REMOVE_PLURAL_TRUSTEDPUBLISHER },
480  { disallowed, IDS_WARN_REMOVE_DEFAULT },
481 };
482 
483 static const struct CertMgrStoreInfo publisherStoreList[] = {
484  { root, IDS_WARN_REMOVE_ROOT, IDS_WARN_REMOVE_PLURAL_ROOT },
485  { trustedPublisher, IDS_WARN_REMOVE_TRUSTEDPUBLISHER,
486    IDS_WARN_REMOVE_PLURAL_TRUSTEDPUBLISHER },
487  { disallowed, IDS_WARN_REMOVE_PLURAL_DEFAULT },
488 };
489 
490 struct CertMgrData
491 {
492     HIMAGELIST imageList;
493     LPCWSTR title;
494     DWORD nStores;
495     const struct CertMgrStoreInfo *stores;
496 };
497 
498 static void show_cert_stores(HWND hwnd, DWORD dwFlags, struct CertMgrData *data)
499 {
500     const struct CertMgrStoreInfo *storeList;
501     int cStores, i;
502     HWND tab = GetDlgItem(hwnd, IDC_MGR_STORES);
503 
504     if (dwFlags & CRYPTUI_CERT_MGR_PUBLISHER_TAB)
505     {
506         storeList = publisherStoreList;
507         cStores = sizeof(publisherStoreList) / sizeof(publisherStoreList[0]);
508     }
509     else
510     {
511         storeList = defaultStoreList;
512         cStores = sizeof(defaultStoreList) / sizeof(defaultStoreList[0]);
513     }
514     if (dwFlags & CRYPTUI_CERT_MGR_SINGLE_TAB_FLAG)
515         cStores = 1;
516     data->nStores = cStores;
517     data->stores = storeList;
518     for (i = 0; i < cStores; i++)
519     {
520         LPCWSTR name;
521         TCITEMW item;
522         HCERTSTORE store;
523 
524         if (!(name = CryptFindLocalizedName(storeList[i].name)))
525             name = storeList[i].name;
526         store = CertOpenStore(CERT_STORE_PROV_SYSTEM_W, 0, 0,
527          CERT_SYSTEM_STORE_CURRENT_USER, storeList[i].name);
528         item.mask = TCIF_TEXT | TCIF_PARAM;
529         item.pszText = (LPWSTR)name;
530         item.lParam = (LPARAM)store;
531         SendMessageW(tab, TCM_INSERTITEMW, i, (LPARAM)&item);
532     }
533 }
534 
535 static void free_certs(HWND lv)
536 {
537     LVITEMW item;
538     int items = SendMessageW(lv, LVM_GETITEMCOUNT, 0, 0), i;
539 
540     for (i = 0; i < items; i++)
541     {
542         item.mask = LVIF_PARAM;
543         item.iItem = i;
544         item.iSubItem = 0;
545         SendMessageW(lv, LVM_GETITEMW, 0, (LPARAM)&item);
546         CertFreeCertificateContext((PCCERT_CONTEXT)item.lParam);
547     }
548 }
549 
550 static HCERTSTORE cert_mgr_index_to_store(HWND tab, int index)
551 {
552     TCITEMW item;
553 
554     item.mask = TCIF_PARAM;
555     SendMessageW(tab, TCM_GETITEMW, index, (LPARAM)&item);
556     return (HCERTSTORE)item.lParam;
557 }
558 
559 static HCERTSTORE cert_mgr_current_store(HWND hwnd)
560 {
561     HWND tab = GetDlgItem(hwnd, IDC_MGR_STORES);
562 
563     return cert_mgr_index_to_store(tab, SendMessageW(tab, TCM_GETCURSEL, 0, 0));
564 }
565 
566 static void close_stores(HWND tab)
567 {
568     int i, tabs = SendMessageW(tab, TCM_GETITEMCOUNT, 0, 0);
569 
570     for (i = 0; i < tabs; i++)
571         CertCloseStore(cert_mgr_index_to_store(tab, i), 0);
572 }
573 
574 static void refresh_store_certs(HWND hwnd)
575 {
576     HWND lv = GetDlgItem(hwnd, IDC_MGR_CERTS);
577 
578     free_certs(lv);
579     SendMessageW(lv, LVM_DELETEALLITEMS, 0, 0);
580     show_store_certs(hwnd, cert_mgr_current_store(hwnd));
581 }
582 
583 typedef enum {
584     CheckBitmapIndexUnchecked = 1,
585     CheckBitmapIndexChecked = 2,
586     CheckBitmapIndexDisabledUnchecked = 3,
587     CheckBitmapIndexDisabledChecked = 4
588 } CheckBitmapIndex;
589 
590 static void add_known_usage(HWND lv, PCCRYPT_OID_INFO info,
591  CheckBitmapIndex state)
592 {
593     LVITEMW item;
594 
595     item.mask = LVIF_TEXT | LVIF_STATE | LVIF_PARAM;
596     item.state = INDEXTOSTATEIMAGEMASK(state);
597     item.stateMask = LVIS_STATEIMAGEMASK;
598     item.iItem = SendMessageW(lv, LVM_GETITEMCOUNT, 0, 0);
599     item.iSubItem = 0;
600     item.lParam = (LPARAM)info;
601     item.pszText = (LPWSTR)info->pwszName;
602     SendMessageW(lv, LVM_INSERTITEMW, 0, (LPARAM)&item);
603 }
604 
605 static void add_known_usages_to_list(HWND lv, CheckBitmapIndex state)
606 {
607     PCCRYPT_OID_INFO *usages;
608 
609     if (WTHelperGetKnownUsages(1, &usages))
610     {
611         PCCRYPT_OID_INFO *ptr;
612 
613         for (ptr = usages; *ptr; ptr++)
614             add_known_usage(lv, *ptr, state);
615         WTHelperGetKnownUsages(2, &usages);
616     }
617 }
618 
619 static void toggle_usage(HWND hwnd, int iItem)
620 {
621     LVITEMW item;
622     int res;
623     HWND lv = GetDlgItem(hwnd, IDC_CERTIFICATE_USAGES);
624 
625     item.mask = LVIF_STATE;
626     item.iItem = iItem;
627     item.iSubItem = 0;
628     item.stateMask = LVIS_STATEIMAGEMASK;
629     res = SendMessageW(lv, LVM_GETITEMW, 0, (LPARAM)&item);
630     if (res)
631     {
632         int state = item.state >> 12;
633 
634         item.state = INDEXTOSTATEIMAGEMASK(
635          state == CheckBitmapIndexChecked ? CheckBitmapIndexUnchecked :
636          CheckBitmapIndexChecked);
637         SendMessageW(lv, LVM_SETITEMSTATE, iItem, (LPARAM)&item);
638     }
639 }
640 
641 static LONG_PTR find_oid_in_list(HWND lv, LPCSTR oid)
642 {
643     PCCRYPT_OID_INFO oidInfo = CryptFindOIDInfo(CRYPT_OID_INFO_OID_KEY,
644      (void *)oid, CRYPT_ENHKEY_USAGE_OID_GROUP_ID);
645     LONG_PTR ret;
646 
647     if (oidInfo)
648     {
649         LVFINDINFOW findInfo;
650 
651         findInfo.flags = LVFI_PARAM;
652         findInfo.lParam = (LPARAM)oidInfo;
653         ret = SendMessageW(lv, LVM_FINDITEMW, -1, (LPARAM)&findInfo);
654     }
655     else
656     {
657         LVFINDINFOA findInfo;
658 
659         findInfo.flags = LVFI_STRING;
660         findInfo.psz = oid;
661         ret = SendMessageW(lv, LVM_FINDITEMA, -1, (LPARAM)&findInfo);
662     }
663     return ret;
664 }
665 
666 static void save_cert_mgr_usages(HWND hwnd)
667 {
668     static const WCHAR keyName[] = { 'S','o','f','t','w','a','r','e','\\','M',
669      'i','c','r','o','s','o','f','t','\\','C','r','y','p','t','o','g','r','a',
670      'p','h','y','\\','U','I','\\','C','e','r','t','m','g','r','\\','P','u',
671      'r','p','o','s','e',0 };
672     HKEY key;
673     HWND lv = GetDlgItem(hwnd, IDC_CERTIFICATE_USAGES);
674     int purposes = SendMessageW(lv, LVM_GETITEMCOUNT, 0, 0), i;
675     LVITEMW item;
676     LPSTR str = NULL;
677 
678     item.mask = LVIF_STATE | LVIF_PARAM;
679     item.iSubItem = 0;
680     item.stateMask = LVIS_STATEIMAGEMASK;
681     for (i = 0; i < purposes; i++)
682     {
683         item.iItem = i;
684         if (SendMessageW(lv, LVM_GETITEMW, 0, (LPARAM)&item))
685         {
686             int state = item.state >> 12;
687 
688             if (state == CheckBitmapIndexUnchecked)
689             {
690                 CRYPT_OID_INFO *info = (CRYPT_OID_INFO *)item.lParam;
691                 BOOL firstString = TRUE;
692 
693                 if (!str)
694                     str = HeapAlloc(GetProcessHeap(), 0,
695                      strlen(info->pszOID) + 1);
696                 else
697                 {
698                     str = HeapReAlloc(GetProcessHeap(), 0, str,
699                      strlen(str) + 1 + strlen(info->pszOID) + 1);
700                     firstString = FALSE;
701                 }
702                 if (str)
703                 {
704                     LPSTR ptr = firstString ? str : str + strlen(str);
705 
706                     if (!firstString)
707                         *ptr++ = ',';
708                     strcpy(ptr, info->pszOID);
709                 }
710             }
711         }
712     }
713     if (!RegCreateKeyExW(HKEY_CURRENT_USER, keyName, 0, NULL, 0, KEY_ALL_ACCESS,
714      NULL, &key, NULL))
715     {
716         if (str)
717             RegSetValueExA(key, "Purpose", 0, REG_SZ, (const BYTE *)str,
718              strlen(str) + 1);
719         else
720             RegDeleteValueA(key, "Purpose");
721         RegCloseKey(key);
722     }
723     HeapFree(GetProcessHeap(), 0, str);
724 }
725 
726 static LRESULT CALLBACK cert_mgr_advanced_dlg_proc(HWND hwnd, UINT msg,
727  WPARAM wp, LPARAM lp)
728 {
729     switch (msg)
730     {
731     case WM_INITDIALOG:
732     {
733         RECT rc;
734         LVCOLUMNW column;
735         HWND lv = GetDlgItem(hwnd, IDC_CERTIFICATE_USAGES);
736         HIMAGELIST imageList;
737         LPSTR disabledUsages;
738 
739         GetWindowRect(lv, &rc);
740         column.mask = LVCF_WIDTH;
741         column.cx = rc.right - rc.left;
742         SendMessageW(lv, LVM_INSERTCOLUMNW, 0, (LPARAM)&column);
743         imageList = ImageList_Create(16, 16, ILC_COLOR4 | ILC_MASK, 4, 0);
744         if (imageList)
745         {
746             HBITMAP bmp;
747             COLORREF backColor = RGB(255, 0, 255);
748 
749             bmp = LoadBitmapW(hInstance, MAKEINTRESOURCEW(IDB_CHECKS));
750             ImageList_AddMasked(imageList, bmp, backColor);
751             DeleteObject(bmp);
752             ImageList_SetBkColor(imageList, CLR_NONE);
753             SendMessageW(lv, LVM_SETIMAGELIST, LVSIL_STATE, (LPARAM)imageList);
754             SetWindowLongPtrW(hwnd, DWLP_USER, (LPARAM)imageList);
755         }
756         add_known_usages_to_list(lv, CheckBitmapIndexChecked);
757         if ((disabledUsages = get_cert_mgr_usages()))
758         {
759             LPSTR ptr, comma;
760 
761             for (ptr = disabledUsages, comma = strchr(ptr, ','); ptr && *ptr;
762              ptr = comma ? comma + 1 : NULL,
763              comma = ptr ? strchr(ptr, ',') : NULL)
764             {
765                 LONG_PTR index;
766 
767                 if (comma)
768                     *comma = 0;
769                 if ((index = find_oid_in_list(lv, ptr)) != -1)
770                     toggle_usage(hwnd, index);
771             }
772             HeapFree(GetProcessHeap(), 0, disabledUsages);
773         }
774         break;
775     }
776     case WM_NOTIFY:
777     {
778         NMHDR *hdr = (NMHDR *)lp;
779         NMITEMACTIVATE *nm;
780 
781         switch (hdr->code)
782         {
783         case NM_CLICK:
784             nm = (NMITEMACTIVATE *)lp;
785             toggle_usage(hwnd, nm->iItem);
786             SendMessageW(GetParent(hwnd), PSM_CHANGED, (WPARAM)hwnd, 0);
787             break;
788         }
789         break;
790     }
791     case WM_COMMAND:
792         switch (wp)
793         {
794         case IDOK:
795             save_cert_mgr_usages(hwnd);
796             ImageList_Destroy((HIMAGELIST)GetWindowLongPtrW(hwnd, DWLP_USER));
797             EndDialog(hwnd, IDOK);
798             break;
799         case IDCANCEL:
800             ImageList_Destroy((HIMAGELIST)GetWindowLongPtrW(hwnd, DWLP_USER));
801             EndDialog(hwnd, IDCANCEL);
802             break;
803         }
804         break;
805     }
806     return 0;
807 }
808 
809 static void cert_mgr_clear_cert_selection(HWND hwnd)
810 {
811     WCHAR empty[] = { 0 };
812 
813     EnableWindow(GetDlgItem(hwnd, IDC_MGR_EXPORT), FALSE);
814     EnableWindow(GetDlgItem(hwnd, IDC_MGR_REMOVE), FALSE);
815     EnableWindow(GetDlgItem(hwnd, IDC_MGR_VIEW), FALSE);
816     SendMessageW(GetDlgItem(hwnd, IDC_MGR_PURPOSES), WM_SETTEXT, 0,
817      (LPARAM)empty);
818     refresh_store_certs(hwnd);
819 }
820 
821 static PCCERT_CONTEXT cert_mgr_index_to_cert(HWND hwnd, int index)
822 {
823     PCCERT_CONTEXT cert = NULL;
824     LVITEMW item;
825 
826     item.mask = LVIF_PARAM;
827     item.iItem = index;
828     item.iSubItem = 0;
829     if (SendMessageW(GetDlgItem(hwnd, IDC_MGR_CERTS), LVM_GETITEMW, 0,
830      (LPARAM)&item))
831         cert = (PCCERT_CONTEXT)item.lParam;
832     return cert;
833 }
834 
835 static void show_selected_cert(HWND hwnd, int index)
836 {
837     PCCERT_CONTEXT cert = cert_mgr_index_to_cert(hwnd, index);
838 
839     if (cert)
840     {
841         CRYPTUI_VIEWCERTIFICATE_STRUCTW viewInfo;
842 
843         memset(&viewInfo, 0, sizeof(viewInfo));
844         viewInfo.dwSize = sizeof(viewInfo);
845         viewInfo.hwndParent = hwnd;
846         viewInfo.pCertContext = cert;
847         /* FIXME: this should be modal */
848         CryptUIDlgViewCertificateW(&viewInfo, NULL);
849     }
850 }
851 
852 static void cert_mgr_show_cert_usages(HWND hwnd, int index)
853 {
854     HWND text = GetDlgItem(hwnd, IDC_MGR_PURPOSES);
855     PCCERT_CONTEXT cert = cert_mgr_index_to_cert(hwnd, index);
856     PCERT_ENHKEY_USAGE usage;
857     DWORD size;
858 
859     /* Get enhanced key usage.  Have to check for a property and an extension
860      * separately, because CertGetEnhancedKeyUsage will succeed and return an
861      * empty usage if neither is set.  Unfortunately an empty usage implies
862      * no usage is allowed, so we have to distinguish between the two cases.
863      */
864     if (CertGetEnhancedKeyUsage(cert, CERT_FIND_PROP_ONLY_ENHKEY_USAGE_FLAG,
865      NULL, &size))
866     {
867         usage = HeapAlloc(GetProcessHeap(), 0, size);
868         if (!CertGetEnhancedKeyUsage(cert,
869          CERT_FIND_PROP_ONLY_ENHKEY_USAGE_FLAG, usage, &size))
870         {
871             HeapFree(GetProcessHeap(), 0, usage);
872             usage = NULL;
873         }
874     }
875     else if (CertGetEnhancedKeyUsage(cert, CERT_FIND_EXT_ONLY_ENHKEY_USAGE_FLAG,
876      NULL, &size))
877     {
878         usage = HeapAlloc(GetProcessHeap(), 0, size);
879         if (!CertGetEnhancedKeyUsage(cert,
880          CERT_FIND_EXT_ONLY_ENHKEY_USAGE_FLAG, usage, &size))
881         {
882             HeapFree(GetProcessHeap(), 0, usage);
883             usage = NULL;
884         }
885     }
886     else
887         usage = NULL;
888     if (usage)
889     {
890         if (usage->cUsageIdentifier)
891         {
892             static const WCHAR commaSpace[] = { ',',' ',0 };
893             DWORD i, len = 1;
894             LPWSTR str, ptr;
895 
896             for (i = 0; i < usage->cUsageIdentifier; i++)
897             {
898                 PCCRYPT_OID_INFO info =
899                  CryptFindOIDInfo(CRYPT_OID_INFO_OID_KEY,
900                  usage->rgpszUsageIdentifier[i],
901                  CRYPT_ENHKEY_USAGE_OID_GROUP_ID);
902 
903                 if (info)
904                     len += strlenW(info->pwszName);
905                 else
906                     len += strlen(usage->rgpszUsageIdentifier[i]);
907                 if (i < usage->cUsageIdentifier - 1)
908                     len += strlenW(commaSpace);
909             }
910             str = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
911             if (str)
912             {
913                 for (i = 0, ptr = str; i < usage->cUsageIdentifier; i++)
914                 {
915                     PCCRYPT_OID_INFO info =
916                      CryptFindOIDInfo(CRYPT_OID_INFO_OID_KEY,
917                      usage->rgpszUsageIdentifier[i],
918                      CRYPT_ENHKEY_USAGE_OID_GROUP_ID);
919 
920                     if (info)
921                     {
922                         strcpyW(ptr, info->pwszName);
923                         ptr += strlenW(info->pwszName);
924                     }
925                     else
926                     {
927                         LPCSTR src = usage->rgpszUsageIdentifier[i];
928 
929                         for (; *src; ptr++, src++)
930                             *ptr = *src;
931                         *ptr = 0;
932                     }
933                     if (i < usage->cUsageIdentifier - 1)
934                     {
935                         strcpyW(ptr, commaSpace);
936                         ptr += strlenW(commaSpace);
937                     }
938                 }
939                 *ptr = 0;
940                 SendMessageW(text, WM_SETTEXT, 0, (LPARAM)str);
941                 HeapFree(GetProcessHeap(), 0, str);
942             }
943             HeapFree(GetProcessHeap(), 0, usage);
944         }
945         else
946         {
947             WCHAR buf[MAX_STRING_LEN];
948 
949             LoadStringW(hInstance, IDS_ALLOWED_PURPOSE_NONE, buf,
950              sizeof(buf) / sizeof(buf[0]));
951             SendMessageW(text, WM_SETTEXT, 0, (LPARAM)buf);
952         }
953     }
954     else
955     {
956         WCHAR buf[MAX_STRING_LEN];
957 
958         LoadStringW(hInstance, IDS_ALLOWED_PURPOSE_ALL, buf,
959          sizeof(buf) / sizeof(buf[0]));
960         SendMessageW(text, WM_SETTEXT, 0, (LPARAM)buf);
961     }
962 }
963 
964 static void cert_mgr_do_remove(HWND hwnd)
965 {
966     int tabIndex = SendMessageW(GetDlgItem(hwnd, IDC_MGR_STORES),
967      TCM_GETCURSEL, 0, 0);
968     struct CertMgrData *data =
969      (struct CertMgrData *)GetWindowLongPtrW(hwnd, DWLP_USER);
970 
971     if (tabIndex < data->nStores)
972     {
973         HWND lv = GetDlgItem(hwnd, IDC_MGR_CERTS);
974         WCHAR warning[MAX_STRING_LEN], title[MAX_STRING_LEN];
975         LPCWSTR pTitle;
976         int warningID;
977 
978         if (SendMessageW(lv, LVM_GETSELECTEDCOUNT, 0, 0) > 1)
979             warningID = data->stores[tabIndex].removePluralWarning;
980         else
981             warningID = data->stores[tabIndex].removeWarning;
982         if (data->title)
983             pTitle = data->title;
984         else
985         {
986             LoadStringW(hInstance, IDS_CERT_MGR, title,
987              sizeof(title) / sizeof(title[0]));
988             pTitle = title;
989         }
990         LoadStringW(hInstance, warningID, warning,
991          sizeof(warning) / sizeof(warning[0]));
992         if (MessageBoxW(hwnd, warning, pTitle, MB_YESNO) == IDYES)
993         {
994             int selection = -1;
995 
996             do {
997                 selection = SendMessageW(lv, LVM_GETNEXTITEM, selection,
998                  LVNI_SELECTED);
999                 if (selection >= 0)
1000                 {
1001                     PCCERT_CONTEXT cert = cert_mgr_index_to_cert(hwnd,
1002                      selection);
1003 
1004                     CertDeleteCertificateFromStore(cert);
1005                 }
1006             } while (selection >= 0);
1007             cert_mgr_clear_cert_selection(hwnd);
1008         }
1009     }
1010 }
1011 
1012 static void cert_mgr_do_export(HWND hwnd)
1013 {
1014     HWND lv = GetDlgItem(hwnd, IDC_MGR_CERTS);
1015     int selectionCount = SendMessageW(lv, LVM_GETSELECTEDCOUNT, 0, 0);
1016 
1017     if (selectionCount == 1)
1018     {
1019         int selection = SendMessageW(lv, LVM_GETNEXTITEM, -1,
1020          LVNI_SELECTED);
1021 
1022         if (selection >= 0)
1023         {
1024             PCCERT_CONTEXT cert = cert_mgr_index_to_cert(hwnd, selection);
1025 
1026             if (cert)
1027             {
1028                 CRYPTUI_WIZ_EXPORT_INFO info;
1029 
1030                 info.dwSize = sizeof(info);
1031                 info.pwszExportFileName = NULL;
1032                 info.dwSubjectChoice = CRYPTUI_WIZ_EXPORT_CERT_CONTEXT;
1033                 info.u.pCertContext = cert;
1034                 info.cStores = 0;
1035                 CryptUIWizExport(0, hwnd, NULL, &info, NULL);
1036             }
1037         }
1038     }
1039     else if (selectionCount > 1)
1040     {
1041         HCERTSTORE store = CertOpenStore(CERT_STORE_PROV_MEMORY, 0, 0,
1042          CERT_STORE_CREATE_NEW_FLAG, NULL);
1043 
1044         if (store)
1045         {
1046             CRYPTUI_WIZ_EXPORT_INFO info;
1047             int selection = -1;
1048 
1049             info.dwSize = sizeof(info);
1050             info.pwszExportFileName = NULL;
1051             info.dwSubjectChoice =
1052              CRYPTUI_WIZ_EXPORT_CERT_STORE_CERTIFICATES_ONLY;
1053             info.u.hCertStore = store;
1054             info.cStores = 0;
1055             do {
1056                 selection = SendMessageW(lv, LVM_GETNEXTITEM, selection,
1057                  LVNI_SELECTED);
1058                 if (selection >= 0)
1059                 {
1060                     PCCERT_CONTEXT cert = cert_mgr_index_to_cert(hwnd,
1061                      selection);
1062 
1063                     CertAddCertificateContextToStore(store, cert,
1064                      CERT_STORE_ADD_ALWAYS, NULL);
1065                 }
1066             } while (selection >= 0);
1067             CryptUIWizExport(0, hwnd, NULL, &info, NULL);
1068             CertCloseStore(store, 0);
1069         }
1070     }
1071 }
1072 
1073 static int cert_mgr_sort_by_text(HWND lv, int col, int index1, int index2)
1074 {
1075     LVITEMW item;
1076     WCHAR buf1[MAX_STRING_LEN];
1077     WCHAR buf2[MAX_STRING_LEN];
1078 
1079     item.cchTextMax = sizeof(buf1) / sizeof(buf1[0]);
1080     item.mask = LVIF_TEXT;
1081     item.pszText = buf1;
1082     item.iItem = index1;
1083     item.iSubItem = col;
1084     SendMessageW(lv, LVM_GETITEMW, 0, (LPARAM)&item);
1085     item.pszText = buf2;
1086     item.iItem = index2;
1087     SendMessageW(lv, LVM_GETITEMW, 0, (LPARAM)&item);
1088     return strcmpW(buf1, buf2);
1089 }
1090 
1091 static int CALLBACK cert_mgr_sort_by_subject(LPARAM lp1, LPARAM lp2, LPARAM lp)
1092 {
1093     return cert_mgr_sort_by_text((HWND)lp, 0, lp1, lp2);
1094 }
1095 
1096 static int CALLBACK cert_mgr_sort_by_issuer(LPARAM lp1, LPARAM lp2, LPARAM lp)
1097 {
1098     return cert_mgr_sort_by_text((HWND)lp, 1, lp1, lp2);
1099 }
1100 
1101 static int CALLBACK cert_mgr_sort_by_date(LPARAM lp1, LPARAM lp2, LPARAM lp)
1102 {
1103     PCCERT_CONTEXT cert1 = (PCCERT_CONTEXT)lp1;
1104     PCCERT_CONTEXT cert2 = (PCCERT_CONTEXT)lp2;
1105     return CompareFileTime(&cert1->pCertInfo->NotAfter,
1106      &cert2->pCertInfo->NotAfter);
1107 }
1108 
1109 static int CALLBACK cert_mgr_sort_by_friendly_name(LPARAM lp1, LPARAM lp2,
1110  LPARAM lp)
1111 {
1112     return cert_mgr_sort_by_text((HWND)lp, 3, lp1, lp2);
1113 }
1114 
1115 static LRESULT CALLBACK cert_mgr_dlg_proc(HWND hwnd, UINT msg, WPARAM wp,
1116  LPARAM lp)
1117 {
1118     struct CertMgrData *data;
1119 
1120     switch (msg)
1121     {
1122     case WM_INITDIALOG:
1123     {
1124         PCCRYPTUI_CERT_MGR_STRUCT pCryptUICertMgr =
1125          (PCCRYPTUI_CERT_MGR_STRUCT)lp;
1126         HWND tab = GetDlgItem(hwnd, IDC_MGR_STORES);
1127 
1128         data = HeapAlloc(GetProcessHeap(), 0, sizeof(struct CertMgrData));
1129         if (!data)
1130             return 0;
1131         data->imageList = ImageList_Create(16, 16, ILC_COLOR4 | ILC_MASK, 2, 0);
1132         if (data->imageList)
1133         {
1134             HBITMAP bmp;
1135             COLORREF backColor = RGB(255, 0, 255);
1136 
1137             bmp = LoadBitmapW(hInstance, MAKEINTRESOURCEW(IDB_SMALL_ICONS));
1138             ImageList_AddMasked(data->imageList, bmp, backColor);
1139             DeleteObject(bmp);
1140             ImageList_SetBkColor(data->imageList, CLR_NONE);
1141             SendMessageW(GetDlgItem(hwnd, IDC_MGR_CERTS), LVM_SETIMAGELIST,
1142                          LVSIL_SMALL, (LPARAM)data->imageList);
1143         }
1144         SetWindowLongPtrW(hwnd, DWLP_USER, (LPARAM)data);
1145         data->title = pCryptUICertMgr->pwszTitle;
1146 
1147         initialize_purpose_selection(hwnd);
1148         add_cert_columns(hwnd);
1149         if (pCryptUICertMgr->pwszTitle)
1150             SendMessageW(hwnd, WM_SETTEXT, 0,
1151              (LPARAM)pCryptUICertMgr->pwszTitle);
1152         show_cert_stores(hwnd, pCryptUICertMgr->dwFlags, data);
1153         show_store_certs(hwnd, cert_mgr_index_to_store(tab, 0));
1154         break;
1155     }
1156     case WM_NOTIFY:
1157     {
1158         NMHDR *hdr = (NMHDR *)lp;
1159 
1160         switch (hdr->code)
1161         {
1162         case TCN_SELCHANGE:
1163             cert_mgr_clear_cert_selection(hwnd);
1164             break;
1165         case LVN_ITEMCHANGED:
1166         {
1167             NMITEMACTIVATE *nm;
1168             HWND lv = GetDlgItem(hwnd, IDC_MGR_CERTS);
1169 
1170             nm = (NMITEMACTIVATE*)lp;
1171             if (nm->uNewState & LVN_ITEMACTIVATE)
1172             {
1173                 int numSelected = SendMessageW(lv, LVM_GETSELECTEDCOUNT, 0, 0);
1174 
1175                 EnableWindow(GetDlgItem(hwnd, IDC_MGR_EXPORT), numSelected > 0);
1176                 EnableWindow(GetDlgItem(hwnd, IDC_MGR_REMOVE), numSelected > 0);
1177                 EnableWindow(GetDlgItem(hwnd, IDC_MGR_VIEW), numSelected == 1);
1178                 if (numSelected == 1)
1179                     cert_mgr_show_cert_usages(hwnd, nm->iItem);
1180             }
1181             break;
1182         }
1183         case NM_DBLCLK:
1184             show_selected_cert(hwnd, ((NMITEMACTIVATE *)lp)->iItem);
1185             break;
1186         case LVN_KEYDOWN:
1187         {
1188             NMLVKEYDOWN *lvk = (NMLVKEYDOWN *)lp;
1189 
1190             if (lvk->wVKey == VK_DELETE)
1191                 cert_mgr_do_remove(hwnd);
1192             break;
1193         }
1194         case LVN_COLUMNCLICK:
1195         {
1196             NMLISTVIEW *nmlv = (NMLISTVIEW *)lp;
1197             HWND lv = GetDlgItem(hwnd, IDC_MGR_CERTS);
1198 
1199             /* FIXME: doesn't support swapping sort order between ascending
1200              * and descending.
1201              */
1202             switch (nmlv->iSubItem)
1203             {
1204             case 0:
1205                 SendMessageW(lv, LVM_SORTITEMSEX, (WPARAM)lv,
1206                  (LPARAM)cert_mgr_sort_by_subject);
1207                 break;
1208             case 1:
1209                 SendMessageW(lv, LVM_SORTITEMSEX, (WPARAM)lv,
1210                 (LPARAM)cert_mgr_sort_by_issuer);
1211                 break;
1212             case 2:
1213                 SendMessageW(lv, LVM_SORTITEMS, 0,
1214                  (LPARAM)cert_mgr_sort_by_date);
1215                 break;
1216             case 3:
1217                 SendMessageW(lv, LVM_SORTITEMSEX, (WPARAM)lv,
1218                  (LPARAM)cert_mgr_sort_by_friendly_name);
1219                 break;
1220             }
1221             break;
1222         }
1223         }
1224         break;
1225     }
1226     case WM_COMMAND:
1227         switch (wp)
1228         {
1229         case ((CBN_SELCHANGE << 16) | IDC_MGR_PURPOSE_SELECTION):
1230             cert_mgr_clear_cert_selection(hwnd);
1231             break;
1232         case IDC_MGR_IMPORT:
1233             if (CryptUIWizImport(0, hwnd, NULL, NULL,
1234              cert_mgr_current_store(hwnd)))
1235                 refresh_store_certs(hwnd);
1236             break;
1237         case IDC_MGR_ADVANCED:
1238             if (DialogBoxW(hInstance, MAKEINTRESOURCEW(IDD_CERT_MGR_ADVANCED),
1239              hwnd, cert_mgr_advanced_dlg_proc) == IDOK)
1240             {
1241                 HWND cb = GetDlgItem(hwnd, IDC_MGR_PURPOSE_SELECTION);
1242                 int index, len;
1243                 LPWSTR curString = NULL;
1244 
1245                 index = SendMessageW(cb, CB_GETCURSEL, 0, 0);
1246                 if (index >= 0)
1247                 {
1248                     len = SendMessageW(cb, CB_GETLBTEXTLEN, index, 0);
1249                     curString = HeapAlloc(GetProcessHeap(), 0,
1250                      (len + 1) * sizeof(WCHAR));
1251                     SendMessageW(cb, CB_GETLBTEXT, index, (LPARAM)curString);
1252                 }
1253                 SendMessageW(cb, CB_RESETCONTENT, 0, 0);
1254                 initialize_purpose_selection(hwnd);
1255                 if (curString)
1256                 {
1257                     index = SendMessageW(cb, CB_FINDSTRINGEXACT, -1,
1258                      (LPARAM)curString);
1259                     if (index >= 0)
1260                         SendMessageW(cb, CB_SETCURSEL, index, 0);
1261                     HeapFree(GetProcessHeap(), 0, curString);
1262                 }
1263                 refresh_store_certs(hwnd);
1264             }
1265             break;
1266         case IDC_MGR_VIEW:
1267         {
1268             HWND lv = GetDlgItem(hwnd, IDC_MGR_CERTS);
1269             int selection = SendMessageW(lv, LVM_GETNEXTITEM, -1,
1270              LVNI_SELECTED);
1271 
1272             if (selection >= 0)
1273                 show_selected_cert(hwnd, selection);
1274             break;
1275         }
1276         case IDC_MGR_EXPORT:
1277             cert_mgr_do_export(hwnd);
1278             break;
1279         case IDC_MGR_REMOVE:
1280             cert_mgr_do_remove(hwnd);
1281             break;
1282         case IDCANCEL:
1283             free_certs(GetDlgItem(hwnd, IDC_MGR_CERTS));
1284             close_stores(GetDlgItem(hwnd, IDC_MGR_STORES));
1285             close_stores(GetDlgItem(hwnd, IDC_MGR_STORES));
1286             data = (struct CertMgrData *)GetWindowLongPtrW(hwnd, DWLP_USER);
1287             ImageList_Destroy(data->imageList);
1288             HeapFree(GetProcessHeap(), 0, data);
1289             EndDialog(hwnd, IDCANCEL);
1290             break;
1291         }
1292         break;
1293     }
1294     return 0;
1295 }
1296 
1297 /***********************************************************************
1298  *              CryptUIDlgCertMgr (CRYPTUI.@)
1299  */
1300 BOOL WINAPI CryptUIDlgCertMgr(PCCRYPTUI_CERT_MGR_STRUCT pCryptUICertMgr)
1301 {
1302     TRACE("(%p)\n", pCryptUICertMgr);
1303 
1304     if (pCryptUICertMgr->dwSize != sizeof(CRYPTUI_CERT_MGR_STRUCT))
1305     {
1306         WARN("unexpected size %d\n", pCryptUICertMgr->dwSize);
1307         SetLastError(E_INVALIDARG);
1308         return FALSE;
1309     }
1310     DialogBoxParamW(hInstance, MAKEINTRESOURCEW(IDD_CERT_MGR),
1311      pCryptUICertMgr->hwndParent, cert_mgr_dlg_proc, (LPARAM)pCryptUICertMgr);
1312     return TRUE;
1313 }
1314 
1315 /* FIXME: real names are unknown, functions are undocumented */
1316 typedef struct _CRYPTUI_ENUM_SYSTEM_STORE_ARGS
1317 {
1318     DWORD dwFlags;
1319     void *pvSystemStoreLocationPara;
1320 } CRYPTUI_ENUM_SYSTEM_STORE_ARGS, *PCRYPTUI_ENUM_SYSTEM_STORE_ARGS;
1321 
1322 typedef struct _CRYPTUI_ENUM_DATA
1323 {
1324     DWORD                           cStores;
1325     HCERTSTORE                     *rghStore;
1326     DWORD                           cEnumArgs;
1327     PCRYPTUI_ENUM_SYSTEM_STORE_ARGS rgEnumArgs;
1328 } CRYPTUI_ENUM_DATA, *PCRYPTUI_ENUM_DATA;
1329 
1330 typedef BOOL (WINAPI *PFN_SELECTED_STORE_CB)(HCERTSTORE store, HWND hwnd,
1331  void *pvArg);
1332 
1333 /* Values for dwFlags */
1334 #define CRYPTUI_ENABLE_SHOW_PHYSICAL_STORE 0x00000001
1335 
1336 typedef struct _CRYPTUI_SELECTSTORE_INFO_A
1337 {
1338     DWORD                 dwSize;
1339     HWND                  parent;
1340     DWORD                 dwFlags;
1341     LPSTR                 pszTitle;
1342     LPSTR                 pszText;
1343     CRYPTUI_ENUM_DATA    *pEnumData;
1344     PFN_SELECTED_STORE_CB pfnSelectedStoreCallback;
1345     void                 *pvArg;
1346 } CRYPTUI_SELECTSTORE_INFO_A, *PCRYPTUI_SELECTSTORE_INFO_A;
1347 
1348 typedef struct _CRYPTUI_SELECTSTORE_INFO_W
1349 {
1350     DWORD                 dwSize;
1351     HWND                  parent;
1352     DWORD                 dwFlags;
1353     LPWSTR                pwszTitle;
1354     LPWSTR                pwszText;
1355     CRYPTUI_ENUM_DATA    *pEnumData;
1356     PFN_SELECTED_STORE_CB pfnSelectedStoreCallback;
1357     void                 *pvArg;
1358 } CRYPTUI_SELECTSTORE_INFO_W, *PCRYPTUI_SELECTSTORE_INFO_W;
1359 
1360 struct StoreInfo
1361 {
1362     enum {
1363         StoreHandle,
1364         SystemStore
1365     } type;
1366     union {
1367         HCERTSTORE store;
1368         LPWSTR name;
1369     } DUMMYUNIONNAME;
1370 };
1371 
1372 static BOOL WINAPI enum_store_callback(const void *pvSystemStore,
1373  DWORD dwFlags, PCERT_SYSTEM_STORE_INFO pStoreInfo, void *pvReserved,
1374  void *pvArg)
1375 {
1376     HWND tree = GetDlgItem(pvArg, IDC_STORE_LIST);
1377     TVINSERTSTRUCTW tvis;
1378     LPCWSTR localizedName;
1379     BOOL ret = TRUE;
1380 
1381     tvis.hParent = NULL;
1382     tvis.hInsertAfter = TVI_LAST;
1383     tvis.u.item.mask = TVIF_TEXT;
1384     if ((localizedName = CryptFindLocalizedName(pvSystemStore)))
1385     {
1386         struct StoreInfo *storeInfo = HeapAlloc(GetProcessHeap(), 0,
1387          sizeof(struct StoreInfo));
1388 
1389         if (storeInfo)
1390         {
1391             storeInfo->type = SystemStore;
1392             storeInfo->u.name = HeapAlloc(GetProcessHeap(), 0,
1393              (strlenW(pvSystemStore) + 1) * sizeof(WCHAR));
1394             if (storeInfo->u.name)
1395             {
1396                 tvis.u.item.mask |= TVIF_PARAM;
1397                 tvis.u.item.lParam = (LPARAM)storeInfo;
1398                 strcpyW(storeInfo->u.name, pvSystemStore);
1399             }
1400             else
1401             {
1402                 HeapFree(GetProcessHeap(), 0, storeInfo);
1403                 ret = FALSE;
1404             }
1405         }
1406         else
1407             ret = FALSE;
1408         tvis.u.item.pszText = (LPWSTR)localizedName;
1409     }
1410     else
1411         tvis.u.item.pszText = (LPWSTR)pvSystemStore;
1412     /* FIXME: need a folder icon for the store too */
1413     if (ret)
1414         SendMessageW(tree, TVM_INSERTITEMW, 0, (LPARAM)&tvis);
1415     return ret;
1416 }
1417 
1418 static void enumerate_stores(HWND hwnd, CRYPTUI_ENUM_DATA *pEnumData)
1419 {
1420     DWORD i;
1421     HWND tree = GetDlgItem(hwnd, IDC_STORE_LIST);
1422 
1423     for (i = 0; i < pEnumData->cEnumArgs; i++)
1424         CertEnumSystemStore(pEnumData->rgEnumArgs[i].dwFlags,
1425          pEnumData->rgEnumArgs[i].pvSystemStoreLocationPara,
1426          hwnd, enum_store_callback);
1427     for (i = 0; i < pEnumData->cStores; i++)
1428     {
1429         DWORD size;
1430 
1431         if (CertGetStoreProperty(pEnumData->rghStore[i],
1432          CERT_STORE_LOCALIZED_NAME_PROP_ID, NULL, &size))
1433         {
1434             LPWSTR name = HeapAlloc(GetProcessHeap(), 0, size);
1435 
1436             if (name)
1437             {
1438                 if (CertGetStoreProperty(pEnumData->rghStore[i],
1439                  CERT_STORE_LOCALIZED_NAME_PROP_ID, name, &size))
1440                 {
1441                     struct StoreInfo *storeInfo = HeapAlloc(GetProcessHeap(),
1442                      0, sizeof(struct StoreInfo));
1443 
1444                     if (storeInfo)
1445                     {
1446                         TVINSERTSTRUCTW tvis;
1447 
1448                         storeInfo->type = StoreHandle;
1449                         storeInfo->u.store = pEnumData->rghStore[i];
1450                         tvis.hParent = NULL;
1451                         tvis.hInsertAfter = TVI_LAST;
1452                         tvis.u.item.mask = TVIF_TEXT | TVIF_PARAM;
1453                         tvis.u.item.pszText = name;
1454                         tvis.u.item.lParam = (LPARAM)storeInfo;
1455                         SendMessageW(tree, TVM_INSERTITEMW, 0, (LPARAM)&tvis);
1456                     }
1457                 }
1458                 HeapFree(GetProcessHeap(), 0, name);
1459             }
1460         }
1461     }
1462 }
1463 
1464 static void free_store_info(HWND tree)
1465 {
1466     HTREEITEM next = (HTREEITEM)SendMessageW(tree, TVM_GETNEXTITEM, TVGN_CHILD,
1467      (LPARAM)NULL);
1468 
1469     while (next)
1470     {
1471         TVITEMW item;
1472 
1473         memset(&item, 0, sizeof(item));
1474         item.mask = TVIF_HANDLE | TVIF_PARAM;
1475         item.hItem = next;
1476         SendMessageW(tree, TVM_GETITEMW, 0, (LPARAM)&item);
1477         if (item.lParam)
1478         {
1479             struct StoreInfo *storeInfo = (struct StoreInfo *)item.lParam;
1480 
1481             if (storeInfo->type == SystemStore)
1482                 HeapFree(GetProcessHeap(), 0, storeInfo->u.name);
1483             HeapFree(GetProcessHeap(), 0, storeInfo);
1484         }
1485         next = (HTREEITEM)SendMessageW(tree, TVM_GETNEXTITEM, TVGN_NEXT,
1486          (LPARAM)next);
1487     }
1488 }
1489 
1490 static HCERTSTORE selected_item_to_store(HWND tree, HTREEITEM hItem)
1491 {
1492     WCHAR buf[MAX_STRING_LEN];
1493     TVITEMW item;
1494     HCERTSTORE store;
1495 
1496     memset(&item, 0, sizeof(item));
1497     item.mask = TVIF_HANDLE | TVIF_PARAM | TVIF_TEXT;
1498     item.hItem = hItem;
1499     item.cchTextMax = sizeof(buf) / sizeof(buf[0]);
1500     item.pszText = buf;
1501     SendMessageW(tree, TVM_GETITEMW, 0, (LPARAM)&item);
1502     if (item.lParam)
1503     {
1504         struct StoreInfo *storeInfo = (struct StoreInfo *)item.lParam;
1505 
1506         if (storeInfo->type == StoreHandle)
1507             store = storeInfo->u.store;
1508         else
1509             store = CertOpenSystemStoreW(0, storeInfo->u.name);
1510     }
1511     else
1512     {
1513         /* It's implicitly a system store */
1514         store = CertOpenSystemStoreW(0, buf);
1515     }
1516     return store;
1517 }
1518 
1519 struct SelectStoreInfo
1520 {
1521     PCRYPTUI_SELECTSTORE_INFO_W info;
1522     HCERTSTORE                  store;
1523 };
1524 
1525 static LRESULT CALLBACK select_store_dlg_proc(HWND hwnd, UINT msg, WPARAM wp,
1526  LPARAM lp)
1527 {
1528     struct SelectStoreInfo *selectInfo;
1529     LRESULT ret = 0;
1530 
1531     switch (msg)
1532     {
1533     case WM_INITDIALOG:
1534     {
1535         selectInfo = (struct SelectStoreInfo *)lp;
1536         SetWindowLongPtrW(hwnd, DWLP_USER, lp);
1537         if (selectInfo->info->pwszTitle)
1538             SendMessageW(hwnd, WM_SETTEXT, 0,
1539              (LPARAM)selectInfo->info->pwszTitle);
1540         if (selectInfo->info->pwszText)
1541             SendMessageW(GetDlgItem(hwnd, IDC_STORE_TEXT), WM_SETTEXT, 0,
1542              (LPARAM)selectInfo->info->pwszText);
1543         if (!(selectInfo->info->dwFlags & CRYPTUI_ENABLE_SHOW_PHYSICAL_STORE))
1544             ShowWindow(GetDlgItem(hwnd, IDC_SHOW_PHYSICAL_STORES), FALSE);
1545         enumerate_stores(hwnd, selectInfo->info->pEnumData);
1546         break;
1547     }
1548     case WM_COMMAND:
1549         switch (wp)
1550         {
1551         case IDOK:
1552         {
1553             HWND tree = GetDlgItem(hwnd, IDC_STORE_LIST);
1554             HTREEITEM selection = (HTREEITEM)SendMessageW(tree,
1555              TVM_GETNEXTITEM, TVGN_CARET, (LPARAM)NULL);
1556 
1557             selectInfo = (struct SelectStoreInfo *)GetWindowLongPtrW(hwnd,
1558              DWLP_USER);
1559             if (!selection)
1560             {
1561                 WCHAR title[MAX_STRING_LEN], error[MAX_STRING_LEN], *pTitle;
1562 
1563                 if (selectInfo->info->pwszTitle)
1564                     pTitle = selectInfo->info->pwszTitle;
1565                 else
1566                 {
1567                     LoadStringW(hInstance, IDS_SELECT_STORE_TITLE, title,
1568                      sizeof(title) / sizeof(title[0]));
1569                     pTitle = title;
1570                 }
1571                 LoadStringW(hInstance, IDS_SELECT_STORE, error,
1572                  sizeof(error) / sizeof(error[0]));
1573                 MessageBoxW(hwnd, error, pTitle, MB_ICONEXCLAMATION | MB_OK);
1574             }
1575             else
1576             {
1577                 HCERTSTORE store = selected_item_to_store(tree, selection);
1578 
1579                 if (!selectInfo->info->pfnSelectedStoreCallback ||
1580                  selectInfo->info->pfnSelectedStoreCallback(store, hwnd,
1581                  selectInfo->info->pvArg))
1582                 {
1583                     selectInfo->store = store;
1584                     free_store_info(tree);
1585                     EndDialog(hwnd, IDOK);
1586                 }
1587                 else
1588                     CertCloseStore(store, 0);
1589             }
1590             ret = TRUE;
1591             break;
1592         }
1593         case IDCANCEL:
1594             free_store_info(GetDlgItem(hwnd, IDC_STORE_LIST));
1595             EndDialog(hwnd, IDCANCEL);
1596             ret = TRUE;
1597             break;
1598         }
1599         break;
1600     }
1601     return ret;
1602 }
1603 
1604 /***********************************************************************
1605  *              CryptUIDlgSelectStoreW (CRYPTUI.@)
1606  */
1607 HCERTSTORE WINAPI CryptUIDlgSelectStoreW(PCRYPTUI_SELECTSTORE_INFO_W info)
1608 {
1609     struct SelectStoreInfo selectInfo = { info, NULL };
1610 
1611     TRACE("(%p)\n", info);
1612 
1613     if (info->dwSize != sizeof(CRYPTUI_SELECTSTORE_INFO_W))
1614     {
1615         WARN("unexpected size %d\n", info->dwSize);
1616         SetLastError(E_INVALIDARG);
1617         return NULL;
1618     }
1619     DialogBoxParamW(hInstance, MAKEINTRESOURCEW(IDD_SELECT_STORE), info->parent,
1620      select_store_dlg_proc, (LPARAM)&selectInfo);
1621     return selectInfo.store;
1622 }
1623 
1624 /***********************************************************************
1625  *              CryptUIDlgSelectStoreA (CRYPTUI.@)
1626  */
1627 HCERTSTORE WINAPI CryptUIDlgSelectStoreA(PCRYPTUI_SELECTSTORE_INFO_A info)
1628 {
1629     CRYPTUI_SELECTSTORE_INFO_W infoW;
1630     HCERTSTORE ret;
1631     int len;
1632 
1633     TRACE("(%p)\n", info);
1634 
1635     if (info->dwSize != sizeof(CRYPTUI_SELECTSTORE_INFO_A))
1636     {
1637         WARN("unexpected size %d\n", info->dwSize);
1638         SetLastError(E_INVALIDARG);
1639         return NULL;
1640     }
1641     memcpy(&infoW, &info, sizeof(info));
1642     if (info->pszTitle)
1643     {
1644         len = MultiByteToWideChar(CP_ACP, 0, info->pszTitle, -1, NULL, 0);
1645         infoW.pwszTitle = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
1646         MultiByteToWideChar(CP_ACP, 0, info->pszTitle, -1, infoW.pwszTitle,
1647          len);
1648     }
1649     if (info->pszText)
1650     {
1651         len = MultiByteToWideChar(CP_ACP, 0, info->pszText, -1, NULL, 0);
1652         infoW.pwszText = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
1653         MultiByteToWideChar(CP_ACP, 0, info->pszText, -1, infoW.pwszText, len);
1654     }
1655     ret = CryptUIDlgSelectStoreW(&infoW);
1656     HeapFree(GetProcessHeap(), 0, infoW.pwszText);
1657     HeapFree(GetProcessHeap(), 0, infoW.pwszTitle);
1658     return ret;
1659 }
1660 
1661 /***********************************************************************
1662  *              CryptUIDlgViewCertificateA (CRYPTUI.@)
1663  */
1664 BOOL WINAPI CryptUIDlgViewCertificateA(
1665  PCCRYPTUI_VIEWCERTIFICATE_STRUCTA pCertViewInfo, BOOL *pfPropertiesChanged)
1666 {
1667     CRYPTUI_VIEWCERTIFICATE_STRUCTW viewInfo;
1668     LPWSTR title = NULL;
1669     BOOL ret;
1670 
1671     TRACE("(%p, %p)\n", pCertViewInfo, pfPropertiesChanged);
1672 
1673     memcpy(&viewInfo, pCertViewInfo, sizeof(viewInfo));
1674     if (pCertViewInfo->szTitle)
1675     {
1676         int len = MultiByteToWideChar(CP_ACP, 0, pCertViewInfo->szTitle, -1,
1677          NULL, 0);
1678 
1679         title = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
1680         if (title)
1681         {
1682             MultiByteToWideChar(CP_ACP, 0, pCertViewInfo->szTitle, -1, title,
1683              len);
1684             viewInfo.szTitle = title;
1685         }
1686         else
1687         {
1688             ret = FALSE;
1689             goto error;
1690         }
1691     }
1692     if (pCertViewInfo->cPropSheetPages)
1693     {
1694         FIXME("ignoring additional prop sheet pages\n");
1695         viewInfo.cPropSheetPages = 0;
1696     }
1697     ret = CryptUIDlgViewCertificateW(&viewInfo, pfPropertiesChanged);
1698     HeapFree(GetProcessHeap(), 0, title);
1699 error:
1700     return ret;
1701 }
1702 
1703 struct ReadStringStruct
1704 {
1705     LPCWSTR buf;
1706     LONG pos;
1707     LONG len;
1708 };
1709 
1710 static DWORD CALLBACK read_text_callback(DWORD_PTR dwCookie, LPBYTE buf,
1711  LONG cb, LONG *pcb)
1712 {
1713     struct ReadStringStruct *string = (struct ReadStringStruct *)dwCookie;
1714     LONG cch = min(cb / sizeof(WCHAR), string->len - string->pos);
1715 
1716     TRACE("(%p, %p, %d, %p)\n", string, buf, cb, pcb);
1717 
1718     memmove(buf, string->buf + string->pos, cch * sizeof(WCHAR));
1719     string->pos += cch;
1720     *pcb = cch * sizeof(WCHAR);
1721     return 0;
1722 }
1723 
1724 static void add_unformatted_text_to_control(HWND hwnd, LPCWSTR text, LONG len)
1725 {
1726     struct ReadStringStruct string;
1727     EDITSTREAM editstream;
1728 
1729     TRACE("(%p, %s)\n", hwnd, debugstr_wn(text, len));
1730 
1731     string.buf = text;
1732     string.pos = 0;
1733     string.len = len;
1734     editstream.dwCookie = (DWORD_PTR)&string;
1735     editstream.dwError = 0;
1736     editstream.pfnCallback = read_text_callback;
1737     SendMessageW(hwnd, EM_STREAMIN, SF_TEXT | SFF_SELECTION | SF_UNICODE,
1738      (LPARAM)&editstream);
1739 }
1740 
1741 static void add_string_resource_to_control(HWND hwnd, int id)
1742 {
1743     LPWSTR str;
1744     LONG len;
1745 
1746     len = LoadStringW(hInstance, id, (LPWSTR)&str, 0);
1747     add_unformatted_text_to_control(hwnd, str, len);
1748 }
1749 
1750 static void add_text_with_paraformat_to_control(HWND hwnd, LPCWSTR text,
1751  LONG len, const PARAFORMAT2 *fmt)
1752 {
1753     add_unformatted_text_to_control(hwnd, text, len);
1754     SendMessageW(hwnd, EM_SETPARAFORMAT, 0, (LPARAM)fmt);
1755 }
1756 
1757 static void add_string_resource_with_paraformat_to_control(HWND hwnd, int id,
1758  const PARAFORMAT2 *fmt)
1759 {
1760     LPWSTR str;
1761     LONG len;
1762 
1763     len = LoadStringW(hInstance, id, (LPWSTR)&str, 0);
1764     add_text_with_paraformat_to_control(hwnd, str, len, fmt);
1765 }
1766 
1767 static LPWSTR get_cert_name_string(PCCERT_CONTEXT pCertContext, DWORD dwType,
1768  DWORD dwFlags)
1769 {
1770     LPWSTR buf = NULL;
1771     DWORD len;
1772 
1773     len = CertGetNameStringW(pCertContext, dwType, dwFlags, NULL, NULL, 0);
1774     if (len)
1775     {
1776         buf = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
1777         if (buf)
1778             CertGetNameStringW(pCertContext, dwType, dwFlags, NULL, buf, len);
1779     }
1780     return buf;
1781 }
1782 
1783 static void add_cert_string_to_control(HWND hwnd, PCCERT_CONTEXT pCertContext,
1784  DWORD dwType, DWORD dwFlags)
1785 {
1786     LPWSTR name = get_cert_name_string(pCertContext, dwType, dwFlags);
1787 
1788     if (name)
1789     {
1790         /* Don't include NULL-terminator in output */
1791         DWORD len = lstrlenW(name);
1792 
1793         add_unformatted_text_to_control(hwnd, name, len);
1794         HeapFree(GetProcessHeap(), 0, name);
1795     }
1796 }
1797 
1798 static void add_icon_to_control(HWND hwnd, int id)
1799 {
1800     HRESULT hr;
1801     LPRICHEDITOLE richEditOle = NULL;
1802     LPOLEOBJECT object = NULL;
1803     CLSID clsid;
1804     LPOLECACHE oleCache = NULL;
1805     FORMATETC formatEtc;
1806     DWORD conn;
1807     LPDATAOBJECT dataObject = NULL;
1808     HBITMAP bitmap = NULL;
1809     RECT rect;
1810     STGMEDIUM stgm;
1811     LPOLECLIENTSITE clientSite = NULL;
1812     REOBJECT reObject;
1813 
1814     TRACE("(%p, %d)\n", hwnd, id);
1815 
1816     SendMessageW(hwnd, EM_GETOLEINTERFACE, 0, (LPARAM)&richEditOle);
1817     if (!richEditOle)
1818         goto end;
1819     hr = OleCreateDefaultHandler(&CLSID_NULL, NULL, &IID_IOleObject,
1820      (void**)&object);
1821     if (FAILED(hr))
1822         goto end;
1823     hr = IOleObject_GetUserClassID(object, &clsid);
1824     if (FAILED(hr))
1825         goto end;
1826     hr = IOleObject_QueryInterface(object, &IID_IOleCache, (void**)&oleCache);
1827     if (FAILED(hr))
1828         goto end;
1829     formatEtc.cfFormat = CF_BITMAP;
1830     formatEtc.ptd = NULL;
1831     formatEtc.dwAspect = DVASPECT_CONTENT;
1832     formatEtc.lindex = -1;
1833     formatEtc.tymed = TYMED_GDI;
1834     hr = IOleCache_Cache(oleCache, &formatEtc, 0, &conn);
1835     if (FAILED(hr))
1836         goto end;
1837     hr = IOleObject_QueryInterface(object, &IID_IDataObject,
1838      (void**)&dataObject);
1839     if (FAILED(hr))
1840         goto end;
1841     hr = IRichEditOle_GetClientSite(richEditOle, &clientSite);
1842     if (FAILED(hr))
1843         goto end;
1844     bitmap = LoadImageW(hInstance, MAKEINTRESOURCEW(id), IMAGE_BITMAP, 0, 0,
1845      LR_DEFAULTSIZE | LR_LOADTRANSPARENT);
1846     if (!bitmap)
1847         goto end;
1848     rect.left = rect.top = 0;
1849     rect.right = GetSystemMetrics(SM_CXICON);
1850     rect.bottom = GetSystemMetrics(SM_CYICON);
1851     stgm.tymed = TYMED_GDI;
1852     stgm.u.hBitmap = bitmap;
1853     stgm.pUnkForRelease = NULL;
1854     hr = IDataObject_SetData(dataObject, &formatEtc, &stgm, TRUE);
1855     if (FAILED(hr))
1856         goto end;
1857 
1858     reObject.cbStruct = sizeof(reObject);
1859     reObject.cp = REO_CP_SELECTION;
1860     reObject.clsid = clsid;
1861     reObject.poleobj = object;
1862     reObject.pstg = NULL;
1863     reObject.polesite = clientSite;
1864     reObject.sizel.cx = reObject.sizel.cy = 0;
1865     reObject.dvaspect = DVASPECT_CONTENT;
1866     reObject.dwFlags = 0;
1867     reObject.dwUser = 0;
1868 
1869     IRichEditOle_InsertObject(richEditOle, &reObject);
1870 
1871 end:
1872     if (clientSite)
1873         IOleClientSite_Release(clientSite);
1874     if (dataObject)
1875         IDataObject_Release(dataObject);
1876     if (oleCache)
1877         IOleCache_Release(oleCache);
1878     if (object)
1879         IOleObject_Release(object);
1880     if (richEditOle)
1881         IRichEditOle_Release(richEditOle);
1882 }
1883 
1884 #define MY_INDENT 200
1885 
1886 static void add_oid_text_to_control(HWND hwnd, char *oid)
1887 {
1888     WCHAR nl = '\n';
1889     PCCRYPT_OID_INFO oidInfo = CryptFindOIDInfo(CRYPT_OID_INFO_OID_KEY, oid, 0);
1890     PARAFORMAT2 parFmt;
1891 
1892     parFmt.cbSize = sizeof(parFmt);
1893     parFmt.dwMask = PFM_STARTINDENT;
1894     parFmt.dxStartIndent = MY_INDENT * 3;
1895     if (oidInfo)
1896     {
1897         add_text_with_paraformat_to_control(hwnd, oidInfo->pwszName,
1898          lstrlenW(oidInfo->pwszName), &parFmt);
1899         add_unformatted_text_to_control(hwnd, &nl, 1);
1900     }
1901 }
1902 
1903 struct OIDToString
1904 {
1905     LPCSTR oid;
1906     int    id;
1907 };
1908 
1909 /* The following list MUST be lexicographically sorted by OID */
1910 static struct OIDToString oidMap[] = {
1911  /* 1.3.6.1.4.1.311.10.3.1 */
1912  { szOID_KP_CTL_USAGE_SIGNING, IDS_PURPOSE_CTL_USAGE_SIGNING },
1913  /* 1.3.6.1.4.1.311.10.3.4 */
1914  { szOID_KP_EFS, IDS_PURPOSE_EFS },
1915  /* 1.3.6.1.4.1.311.10.3.4.1 */
1916  { szOID_EFS_RECOVERY, IDS_PURPOSE_EFS_RECOVERY },
1917  /* 1.3.6.1.4.1.311.10.3.5 */
1918  { szOID_WHQL_CRYPTO, IDS_PURPOSE_WHQL },
1919  /* 1.3.6.1.4.1.311.10.3.6 */
1920  { szOID_NT5_CRYPTO, IDS_PURPOSE_NT5 },
1921  /* 1.3.6.1.4.1.311.10.3.7 */
1922  { szOID_OEM_WHQL_CRYPTO, IDS_PURPOSE_OEM_WHQL },
1923  /* 1.3.6.1.4.1.311.10.3.8 */
1924  { szOID_EMBEDDED_NT_CRYPTO, IDS_PURPOSE_EMBEDDED_NT },
1925  /* 1.3.6.1.4.1.311.10.3.9 */
1926  { szOID_ROOT_LIST_SIGNER, IDS_PURPOSE_ROOT_LIST_SIGNER },
1927  /* 1.3.6.1.4.1.311.10.3.10 */
1928  { szOID_KP_QUALIFIED_SUBORDINATION, IDS_PURPOSE_QUALIFIED_SUBORDINATION },
1929  /* 1.3.6.1.4.1.311.10.3.11 */
1930  { szOID_KP_KEY_RECOVERY, IDS_PURPOSE_KEY_RECOVERY },
1931  /* 1.3.6.1.4.1.311.10.3.12 */
1932  { szOID_KP_DOCUMENT_SIGNING, IDS_PURPOSE_DOCUMENT_SIGNING },
1933  /* 1.3.6.1.4.1.311.10.3.13 */
1934  { szOID_KP_LIFETIME_SIGNING, IDS_PURPOSE_LIFETIME_SIGNING },
1935  /* 1.3.6.1.4.1.311.10.5.1 */
1936  { szOID_DRM, IDS_PURPOSE_DRM },
1937  /* 1.3.6.1.4.1.311.10.6.1 */
1938  { szOID_LICENSES, IDS_PURPOSE_LICENSES },
1939  /* 1.3.6.1.4.1.311.10.6.2 */
1940  { szOID_LICENSE_SERVER, IDS_PURPOSE_LICENSE_SERVER },
1941  /* 1.3.6.1.4.1.311.20.2.1 */
1942  { szOID_ENROLLMENT_AGENT, IDS_PURPOSE_ENROLLMENT_AGENT },
1943  /* 1.3.6.1.4.1.311.20.2.2 */
1944  { szOID_KP_SMARTCARD_LOGON, IDS_PURPOSE_SMARTCARD_LOGON },
1945  /* 1.3.6.1.4.1.311.21.5 */
1946  { szOID_KP_CA_EXCHANGE, IDS_PURPOSE_CA_EXCHANGE },
1947  /* 1.3.6.1.4.1.311.21.6 */
1948  { szOID_KP_KEY_RECOVERY_AGENT, IDS_PURPOSE_KEY_RECOVERY_AGENT },
1949  /* 1.3.6.1.4.1.311.21.19 */
1950  { szOID_DS_EMAIL_REPLICATION, IDS_PURPOSE_DS_EMAIL_REPLICATION },
1951  /* 1.3.6.1.5.5.7.3.1 */
1952  { szOID_PKIX_KP_SERVER_AUTH, IDS_PURPOSE_SERVER_AUTH },
1953  /* 1.3.6.1.5.5.7.3.2 */
1954  { szOID_PKIX_KP_CLIENT_AUTH, IDS_PURPOSE_CLIENT_AUTH },
1955  /* 1.3.6.1.5.5.7.3.3 */
1956  { szOID_PKIX_KP_CODE_SIGNING, IDS_PURPOSE_CODE_SIGNING },
1957  /* 1.3.6.1.5.5.7.3.4 */
1958  { szOID_PKIX_KP_EMAIL_PROTECTION, IDS_PURPOSE_EMAIL_PROTECTION },
1959  /* 1.3.6.1.5.5.7.3.5 */
1960  { szOID_PKIX_KP_IPSEC_END_SYSTEM, IDS_PURPOSE_IPSEC },
1961  /* 1.3.6.1.5.5.7.3.6 */
1962  { szOID_PKIX_KP_IPSEC_TUNNEL, IDS_PURPOSE_IPSEC },
1963  /* 1.3.6.1.5.5.7.3.7 */
1964  { szOID_PKIX_KP_IPSEC_USER, IDS_PURPOSE_IPSEC },
1965  /* 1.3.6.1.5.5.7.3.8 */
1966  { szOID_PKIX_KP_TIMESTAMP_SIGNING, IDS_PURPOSE_TIMESTAMP_SIGNING },
1967 };
1968 
1969 static struct OIDToString *findSupportedOID(LPCSTR oid)
1970 {
1971     int indexHigh = sizeof(oidMap) / sizeof(oidMap[0]) - 1, indexLow = 0, i;
1972     struct OIDToString *ret = NULL;
1973 
1974     for (i = (indexLow + indexHigh) / 2; !ret && indexLow <= indexHigh;
1975      i = (indexLow + indexHigh) / 2)
1976     {
1977         int cmp;
1978 
1979         cmp = strcmp(oid, oidMap[i].oid);
1980         if (!cmp)
1981             ret = &oidMap[i];
1982         else if (cmp > 0)
1983             indexLow = i + 1;
1984         else
1985             indexHigh = i - 1;
1986     }
1987     return ret;
1988 }
1989 
1990 static void add_local_oid_text_to_control(HWND text, LPCSTR oid)
1991 {
1992     struct OIDToString *entry;
1993     WCHAR nl = '\n';
1994     PARAFORMAT2 parFmt;
1995 
1996     parFmt.cbSize = sizeof(parFmt);
1997     parFmt.dwMask = PFM_STARTINDENT;
1998     parFmt.dxStartIndent = MY_INDENT * 3;
1999     if ((entry = findSupportedOID(oid)))
2000     {
2001         WCHAR *str, *linebreak, *ptr;
2002         BOOL multiline = FALSE;
2003         int len;
2004 
2005         len = LoadStringW(hInstance, entry->id, (LPWSTR)&str, 0);
2006         ptr = str;
2007         do {
2008             if ((linebreak = memchrW(ptr, '\n', len)))
2009             {
2010                 WCHAR copy[MAX_STRING_LEN];
2011 
2012                 multiline = TRUE;
2013                 /* The source string contains a newline, which the richedit
2014                  * control won't find since it's interpreted as a paragraph
2015                  * break.  Therefore copy up to the newline.  lstrcpynW always
2016                  * NULL-terminates, so pass one more than the length of the
2017                  * source line so the copy includes the entire line and the
2018                  * NULL-terminator.
2019                  */
2020                 lstrcpynW(copy, ptr, linebreak - ptr + 1);
2021                 add_text_with_paraformat_to_control(text, copy,
2022                  linebreak - ptr, &parFmt);
2023                 ptr = linebreak + 1;
2024                 add_unformatted_text_to_control(text, &nl, 1);
2025             }
2026             else if (multiline && *ptr)
2027             {
2028                 /* Add the last line */
2029                 add_text_with_paraformat_to_control(text, ptr,
2030                  len - (ptr - str), &parFmt);
2031                 add_unformatted_text_to_control(text, &nl, 1);
2032             }
2033         } while (linebreak);
2034         if (!multiline)
2035         {
2036             add_text_with_paraformat_to_control(text, str, len, &parFmt);
2037             add_unformatted_text_to_control(text, &nl, 1);
2038         }
2039     }
2040     else
2041     {
2042         WCHAR *oidW = HeapAlloc(GetProcessHeap(), 0,
2043          (strlen(oid) + 1) * sizeof(WCHAR));
2044 
2045         if (oidW)
2046         {
2047             LPCSTR src;
2048             WCHAR *dst;
2049 
2050             for (src = oid, dst = oidW; *src; src++, dst++)
2051                 *dst = *src;
2052             *dst = 0;
2053             add_text_with_paraformat_to_control(text, oidW, lstrlenW(oidW),
2054              &parFmt);
2055             add_unformatted_text_to_control(text, &nl, 1);
2056             HeapFree(GetProcessHeap(), 0, oidW);
2057         }
2058     }
2059 }
2060 
2061 static void display_app_usages(HWND text, PCCERT_CONTEXT cert,
2062  BOOL *anyUsageAdded)
2063 {
2064     static char any_app_policy[] = szOID_ANY_APPLICATION_POLICY;
2065     WCHAR nl = '\n';
2066     CHARFORMATW charFmt;
2067     PCERT_EXTENSION policyExt;
2068     if (!*anyUsageAdded)
2069     {
2070         PARAFORMAT2 parFmt;
2071 
2072         parFmt.cbSize = sizeof(parFmt);
2073         parFmt.dwMask = PFM_STARTINDENT;
2074         parFmt.dxStartIndent = MY_INDENT;
2075         add_string_resource_with_paraformat_to_control(text,
2076          IDS_CERT_INFO_PURPOSES, &parFmt);
2077         add_unformatted_text_to_control(text, &nl, 1);
2078         *anyUsageAdded = TRUE;
2079     }
2080     memset(&charFmt, 0, sizeof(charFmt));
2081     charFmt.cbSize = sizeof(charFmt);
2082     charFmt.dwMask = CFM_BOLD;
2083     charFmt.dwEffects = 0;
2084     SendMessageW(text, EM_SETCHARFORMAT, SCF_SELECTION, (LPARAM)&charFmt);
2085     if ((policyExt = CertFindExtension(szOID_APPLICATION_CERT_POLICIES,
2086      cert->pCertInfo->cExtension, cert->pCertInfo->rgExtension)))
2087     {
2088         CERT_POLICIES_INFO *policies;
2089         DWORD size;
2090 
2091         if (CryptDecodeObjectEx(X509_ASN_ENCODING, X509_CERT_POLICIES,
2092          policyExt->Value.pbData, policyExt->Value.cbData,
2093          CRYPT_DECODE_ALLOC_FLAG, NULL, &policies, &size))
2094         {
2095             DWORD i;
2096 
2097             for (i = 0; i < policies->cPolicyInfo; i++)
2098             {
2099                 DWORD j;
2100 
2101                 for (j = 0; j < policies->rgPolicyInfo[i].cPolicyQualifier; j++)
2102                     add_local_oid_text_to_control(text,
2103                      policies->rgPolicyInfo[i].rgPolicyQualifier[j].
2104                      pszPolicyQualifierId);
2105             }
2106             LocalFree(policies);
2107         }
2108     }
2109     else
2110         add_oid_text_to_control(text, any_app_policy);
2111 }
2112 
2113 static BOOL display_cert_usages(HWND text, PCCERT_CONTEXT cert,
2114  BOOL *anyUsageAdded)
2115 {
2116     WCHAR nl = '\n';
2117     DWORD size;
2118     BOOL badUsages = FALSE;
2119 
2120     if (CertGetEnhancedKeyUsage(cert, 0, NULL, &size))
2121     {
2122         CHARFORMATW charFmt;
2123         static char any_cert_policy[] = szOID_ANY_CERT_POLICY;
2124         PCERT_ENHKEY_USAGE usage = HeapAlloc(GetProcessHeap(), 0, size);
2125 
2126         if (usage)
2127         {
2128             if (CertGetEnhancedKeyUsage(cert, 0, usage, &size))
2129             {
2130                 DWORD i;
2131 
2132                 if (!*anyUsageAdded)
2133                 {
2134                     PARAFORMAT2 parFmt;
2135 
2136                     parFmt.cbSize = sizeof(parFmt);
2137                     parFmt.dwMask = PFM_STARTINDENT;
2138                     parFmt.dxStartIndent = MY_INDENT;
2139                     add_string_resource_with_paraformat_to_control(text,
2140                      IDS_CERT_INFO_PURPOSES, &parFmt);
2141                     add_unformatted_text_to_control(text, &nl, 1);
2142                     *anyUsageAdded = TRUE;
2143                 }
2144                 memset(&charFmt, 0, sizeof(charFmt));
2145                 charFmt.cbSize = sizeof(charFmt);
2146                 charFmt.dwMask = CFM_BOLD;
2147                 charFmt.dwEffects = 0;
2148                 SendMessageW(text, EM_SETCHARFORMAT, SCF_SELECTION,
2149                  (LPARAM)&charFmt);
2150                 if (!usage->cUsageIdentifier)
2151                     add_oid_text_to_control(text, any_cert_policy);
2152                 else
2153                     for (i = 0; i < usage->cUsageIdentifier; i++)
2154                         add_local_oid_text_to_control(text,
2155                          usage->rgpszUsageIdentifier[i]);
2156             }
2157             else
2158                 badUsages = TRUE;
2159             HeapFree(GetProcessHeap(), 0, usage);
2160         }
2161         else
2162             badUsages = TRUE;
2163     }
2164     else
2165         badUsages = TRUE;
2166     return badUsages;
2167 }
2168 
2169 static void set_policy_text(HWND text,
2170  PCCRYPTUI_VIEWCERTIFICATE_STRUCTW pCertViewInfo)
2171 {
2172     BOOL includeCertUsages = FALSE, includeAppUsages = FALSE;
2173     BOOL badUsages = FALSE, anyUsageAdded = FALSE;
2174 
2175     if (pCertViewInfo->cPurposes)
2176     {
2177         DWORD i;
2178 
2179         for (i = 0; i < pCertViewInfo->cPurposes; i++)
2180         {
2181             if (!strcmp(pCertViewInfo->rgszPurposes[i], szOID_ANY_CERT_POLICY))
2182                 includeCertUsages = TRUE;
2183             else if (!strcmp(pCertViewInfo->rgszPurposes[i],
2184              szOID_ANY_APPLICATION_POLICY))
2185                 includeAppUsages = TRUE;
2186             else
2187                 badUsages = TRUE;
2188         }
2189     }
2190     else
2191         includeAppUsages = includeCertUsages = TRUE;
2192     if (includeAppUsages)
2193         display_app_usages(text, pCertViewInfo->pCertContext, &anyUsageAdded);
2194     if (includeCertUsages)
2195         badUsages = display_cert_usages(text, pCertViewInfo->pCertContext,
2196          &anyUsageAdded);
2197     if (badUsages)
2198     {
2199         PARAFORMAT2 parFmt;
2200 
2201         parFmt.cbSize = sizeof(parFmt);
2202         parFmt.dwMask = PFM_STARTINDENT;
2203         parFmt.dxStartIndent = MY_INDENT;
2204         add_string_resource_with_paraformat_to_control(text,
2205          IDS_CERT_INFO_BAD_PURPOSES, &parFmt);
2206     }
2207 }
2208 
2209 static CRYPT_OBJID_BLOB *find_policy_qualifier(CERT_POLICIES_INFO *policies,
2210  LPCSTR policyOid)
2211 {
2212     CRYPT_OBJID_BLOB *ret = NULL;
2213     DWORD i;
2214 
2215     for (i = 0; !ret && i < policies->cPolicyInfo; i++)
2216     {
2217         DWORD j;
2218 
2219         for (j = 0; !ret && j < policies->rgPolicyInfo[i].cPolicyQualifier; j++)
2220             if (!strcmp(policies->rgPolicyInfo[i].rgPolicyQualifier[j].
2221              pszPolicyQualifierId, policyOid))
2222                 ret = &policies->rgPolicyInfo[i].rgPolicyQualifier[j].
2223                  Qualifier;
2224     }
2225     return ret;
2226 }
2227 
2228 static WCHAR *get_cps_str_from_qualifier(const CRYPT_OBJID_BLOB *qualifier)
2229 {
2230     LPWSTR qualifierStr = NULL;
2231     CERT_NAME_VALUE *qualifierValue;
2232     DWORD size;
2233 
2234     if (CryptDecodeObjectEx(X509_ASN_ENCODING, X509_NAME_VALUE,
2235      qualifier->pbData, qualifier->cbData, CRYPT_DECODE_ALLOC_FLAG, NULL,
2236      &qualifierValue, &size))
2237     {
2238         size = CertRDNValueToStrW(qualifierValue->dwValueType,
2239          &qualifierValue->Value, NULL, 0);
2240         qualifierStr = HeapAlloc(GetProcessHeap(), 0, size * sizeof(WCHAR));
2241         if (qualifierStr)
2242             CertRDNValueToStrW(qualifierValue->dwValueType,
2243              &qualifierValue->Value, qualifierStr, size);
2244         LocalFree(qualifierValue);
2245     }
2246     return qualifierStr;
2247 }
2248 
2249 static WCHAR *get_user_notice_from_qualifier(const CRYPT_OBJID_BLOB *qualifier)
2250 {
2251     LPWSTR str = NULL;
2252     CERT_POLICY_QUALIFIER_USER_NOTICE *qualifierValue;
2253     DWORD size;
2254 
2255     if (CryptDecodeObjectEx(X509_ASN_ENCODING,
2256      X509_PKIX_POLICY_QUALIFIER_USERNOTICE,
2257      qualifier->pbData, qualifier->cbData, CRYPT_DECODE_ALLOC_FLAG, NULL,
2258      &qualifierValue, &size))
2259     {
2260         str = HeapAlloc(GetProcessHeap(), 0,
2261          (strlenW(qualifierValue->pszDisplayText) + 1) * sizeof(WCHAR));
2262         if (str)
2263             strcpyW(str, qualifierValue->pszDisplayText);
2264         LocalFree(qualifierValue);
2265     }
2266     return str;
2267 }
2268 
2269 struct IssuerStatement
2270 {
2271     LPWSTR cps;
2272     LPWSTR userNotice;
2273 };
2274 
2275 static void set_issuer_statement(HWND hwnd,
2276  PCCRYPTUI_VIEWCERTIFICATE_STRUCTW pCertViewInfo)
2277 {
2278     PCERT_EXTENSION policyExt;
2279 
2280     if (!(pCertViewInfo->dwFlags & CRYPTUI_DISABLE_ISSUERSTATEMENT) &&
2281      (policyExt = CertFindExtension(szOID_CERT_POLICIES,
2282      pCertViewInfo->pCertContext->pCertInfo->cExtension,
2283      pCertViewInfo->pCertContext->pCertInfo->rgExtension)))
2284     {
2285         CERT_POLICIES_INFO *policies;
2286         DWORD size;
2287 
2288         if (CryptDecodeObjectEx(X509_ASN_ENCODING, policyExt->pszObjId,
2289          policyExt->Value.pbData, policyExt->Value.cbData,
2290          CRYPT_DECODE_ALLOC_FLAG, NULL, &policies, &size))
2291         {
2292             CRYPT_OBJID_BLOB *qualifier;
2293             LPWSTR cps = NULL, userNotice = NULL;
2294 
2295             if ((qualifier = find_policy_qualifier(policies,
2296              szOID_PKIX_POLICY_QUALIFIER_CPS)))
2297                 cps = get_cps_str_from_qualifier(qualifier);
2298             if ((qualifier = find_policy_qualifier(policies,
2299              szOID_PKIX_POLICY_QUALIFIER_USERNOTICE)))
2300                 userNotice = get_user_notice_from_qualifier(qualifier);
2301             if (cps || userNotice)
2302             {
2303                 struct IssuerStatement *issuerStatement =
2304                  HeapAlloc(GetProcessHeap(), 0, sizeof(struct IssuerStatement));
2305 
2306                 if (issuerStatement)
2307                 {
2308                     issuerStatement->cps = cps;
2309                     issuerStatement->userNotice = userNotice;
2310                     EnableWindow(GetDlgItem(hwnd, IDC_ISSUERSTATEMENT), TRUE);
2311                     SetWindowLongPtrW(hwnd, DWLP_USER,
2312                      (ULONG_PTR)issuerStatement);
2313                 }
2314             }
2315             LocalFree(policies);
2316         }
2317     }
2318 }
2319 
2320 static void set_cert_info(HWND hwnd,
2321  PCCRYPTUI_VIEWCERTIFICATE_STRUCTW pCertViewInfo)
2322 {
2323     CHARFORMATW charFmt;
2324     PARAFORMAT2 parFmt;
2325     HWND icon = GetDlgItem(hwnd, IDC_CERTIFICATE_ICON);
2326     HWND text = GetDlgItem(hwnd, IDC_CERTIFICATE_INFO);
2327     CRYPT_PROVIDER_SGNR *provSigner = WTHelperGetProvSignerFromChain(
2328      (CRYPT_PROVIDER_DATA *)pCertViewInfo->u.pCryptProviderData,
2329      pCertViewInfo->idxSigner, pCertViewInfo->fCounterSigner,
2330      pCertViewInfo->idxCounterSigner);
2331     CRYPT_PROVIDER_CERT *root =
2332      &provSigner->pasCertChain[provSigner->csCertChain - 1];
2333 
2334     if (!provSigner->pChainContext ||
2335      (provSigner->pChainContext->TrustStatus.dwErrorStatus &
2336      CERT_TRUST_IS_PARTIAL_CHAIN))
2337         add_icon_to_control(icon, IDB_CERT_WARNING);
2338     else if (!root->fTrustedRoot)
2339         add_icon_to_control(icon, IDB_CERT_ERROR);
2340     else
2341         add_icon_to_control(icon, IDB_CERT);
2342 
2343     memset(&charFmt, 0, sizeof(charFmt));
2344     charFmt.cbSize = sizeof(charFmt);
2345     charFmt.dwMask = CFM_BOLD;
2346     charFmt.dwEffects = CFE_BOLD;
2347     SendMessageW(text, EM_SETCHARFORMAT, SCF_SELECTION, (LPARAM)&charFmt);
2348     /* FIXME: vertically center text */
2349     parFmt.cbSize = sizeof(parFmt);
2350     parFmt.dwMask = PFM_STARTINDENT;
2351     parFmt.dxStartIndent = MY_INDENT;
2352     add_string_resource_with_paraformat_to_control(text,
2353      IDS_CERTIFICATEINFORMATION, &parFmt);
2354 
2355     text = GetDlgItem(hwnd, IDC_CERTIFICATE_STATUS);
2356     SendMessageW(text, EM_SETCHARFORMAT, SCF_SELECTION, (LPARAM)&charFmt);
2357     if (provSigner->dwError == TRUST_E_CERT_SIGNATURE)
2358         add_string_resource_with_paraformat_to_control(text,
2359          IDS_CERT_INFO_BAD_SIG, &parFmt);
2360     else if (!provSigner->pChainContext ||
2361      (provSigner->pChainContext->TrustStatus.dwErrorStatus &
2362      CERT_TRUST_IS_PARTIAL_CHAIN))
2363         add_string_resource_with_paraformat_to_control(text,
2364          IDS_CERT_INFO_PARTIAL_CHAIN, &parFmt);
2365     else if (!root->fTrustedRoot)
2366     {
2367         if (provSigner->csCertChain == 1 && root->fSelfSigned)
2368             add_string_resource_with_paraformat_to_control(text,
2369              IDS_CERT_INFO_UNTRUSTED_CA, &parFmt);
2370         else
2371             add_string_resource_with_paraformat_to_control(text,
2372              IDS_CERT_INFO_UNTRUSTED_ROOT, &parFmt);
2373     }
2374     else
2375     {
2376         set_policy_text(text, pCertViewInfo);
2377         set_issuer_statement(hwnd, pCertViewInfo);
2378     }
2379 }
2380 
2381 static void set_cert_name_string(HWND hwnd, PCCERT_CONTEXT cert,
2382  DWORD nameFlags, int heading)
2383 {
2384     WCHAR nl = '\n';
2385     HWND text = GetDlgItem(hwnd, IDC_CERTIFICATE_NAMES);
2386     CHARFORMATW charFmt;
2387     PARAFORMAT2 parFmt;
2388 
2389     memset(&charFmt, 0, sizeof(charFmt));
2390     charFmt.cbSize = sizeof(charFmt);
2391     charFmt.dwMask = CFM_BOLD;
2392     charFmt.dwEffects = CFE_BOLD;
2393     SendMessageW(text, EM_SETCHARFORMAT, SCF_SELECTION, (LPARAM)&charFmt);
2394     parFmt.cbSize = sizeof(parFmt);
2395     parFmt.dwMask = PFM_STARTINDENT;
2396     parFmt.dxStartIndent = MY_INDENT * 3;
2397     add_string_resource_with_paraformat_to_control(text, heading, &parFmt);
2398     charFmt.dwEffects = 0;
2399     SendMessageW(text, EM_SETCHARFORMAT, SCF_SELECTION, (LPARAM)&charFmt);
2400     add_cert_string_to_control(text, cert, CERT_NAME_SIMPLE_DISPLAY_TYPE,
2401      nameFlags);
2402     add_unformatted_text_to_control(text, &nl, 1);
2403     add_unformatted_text_to_control(text, &nl, 1);
2404     add_unformatted_text_to_control(text, &nl, 1);
2405 
2406 }
2407 
2408 static void add_date_string_to_control(HWND hwnd, const FILETIME *fileTime)
2409 {
2410     WCHAR dateFmt[80]; /* sufficient for all versions of LOCALE_SSHORTDATE */
2411     WCHAR date[80];
2412     SYSTEMTIME sysTime;
2413 
2414     GetLocaleInfoW(LOCALE_SYSTEM_DEFAULT, LOCALE_SSHORTDATE, dateFmt,
2415      sizeof(dateFmt) / sizeof(dateFmt[0]));
2416     FileTimeToSystemTime(fileTime, &sysTime);
2417     GetDateFormatW(LOCALE_SYSTEM_DEFAULT, 0, &sysTime, dateFmt, date,
2418      sizeof(date) / sizeof(date[0]));
2419     add_unformatted_text_to_control(hwnd, date, lstrlenW(date));
2420 }
2421 
2422 static void set_cert_validity_period(HWND hwnd, PCCERT_CONTEXT cert)
2423 {
2424     WCHAR nl = '\n';
2425     HWND text = GetDlgItem(hwnd, IDC_CERTIFICATE_NAMES);
2426     CHARFORMATW charFmt;
2427     PARAFORMAT2 parFmt;
2428 
2429     memset(&charFmt, 0, sizeof(charFmt));
2430     charFmt.cbSize = sizeof(charFmt);
2431     charFmt.dwMask = CFM_BOLD;
2432     charFmt.dwEffects = CFE_BOLD;
2433     SendMessageW(text, EM_SETCHARFORMAT, SCF_SELECTION, (LPARAM)&charFmt);
2434     parFmt.cbSize = sizeof(parFmt);
2435     parFmt.dwMask = PFM_STARTINDENT;
2436     parFmt.dxStartIndent = MY_INDENT * 3;
2437     add_string_resource_with_paraformat_to_control(text, IDS_VALID_FROM,
2438      &parFmt);
2439     charFmt.dwEffects = 0;
2440     SendMessageW(text, EM_SETCHARFORMAT, SCF_SELECTION, (LPARAM)&charFmt);
2441     add_date_string_to_control(text, &cert->pCertInfo->NotBefore);
2442     charFmt.dwEffects = CFE_BOLD;
2443     SendMessageW(text, EM_SETCHARFORMAT, SCF_SELECTION, (LPARAM)&charFmt);
2444     add_string_resource_to_control(text, IDS_VALID_TO);
2445     charFmt.dwEffects = 0;
2446     SendMessageW(text, EM_SETCHARFORMAT, SCF_SELECTION, (LPARAM)&charFmt);
2447     add_date_string_to_control(text, &cert->pCertInfo->NotAfter);
2448     add_unformatted_text_to_control(text, &nl, 1);
2449 }
2450 
2451 static void set_general_info(HWND hwnd,
2452  PCCRYPTUI_VIEWCERTIFICATE_STRUCTW pCertViewInfo)
2453 {
2454     set_cert_info(hwnd, pCertViewInfo);
2455     set_cert_name_string(hwnd, pCertViewInfo->pCertContext, 0,
2456      IDS_SUBJECT_HEADING);
2457     set_cert_name_string(hwnd, pCertViewInfo->pCertContext,
2458      CERT_NAME_ISSUER_FLAG, IDS_ISSUER_HEADING);
2459     set_cert_validity_period(hwnd, pCertViewInfo->pCertContext);
2460 }
2461 
2462 static LRESULT CALLBACK user_notice_dlg_proc(HWND hwnd, UINT msg, WPARAM wp,
2463  LPARAM lp)
2464 {
2465     LRESULT ret = 0;
2466     HWND text;
2467     struct IssuerStatement *issuerStatement;
2468 
2469     switch (msg)
2470     {
2471     case WM_INITDIALOG:
2472         text = GetDlgItem(hwnd, IDC_USERNOTICE);
2473         issuerStatement = (struct IssuerStatement *)lp;
2474         add_unformatted_text_to_control(text, issuerStatement->userNotice,
2475          strlenW(issuerStatement->userNotice));
2476         if (issuerStatement->cps)
2477             SetWindowLongPtrW(hwnd, DWLP_USER, (LPARAM)issuerStatement->cps);
2478         else
2479             EnableWindow(GetDlgItem(hwnd, IDC_CPS), FALSE);
2480         break;
2481     case WM_COMMAND:
2482         switch (wp)
2483         {
2484         case IDOK:
2485             EndDialog(hwnd, IDOK);
2486             ret = TRUE;
2487             break;
2488         case IDC_CPS:
2489         {
2490             IBindCtx *bctx = NULL;
2491             LPWSTR cps;
2492 
2493             CreateBindCtx(0, &bctx);
2494             cps = (LPWSTR)GetWindowLongPtrW(hwnd, DWLP_USER);
2495             HlinkSimpleNavigateToString(cps, NULL, NULL, NULL, bctx, NULL,
2496              HLNF_OPENINNEWWINDOW, 0);
2497             IBindCtx_Release(bctx);
2498             break;
2499         }
2500         }
2501     }
2502     return ret;
2503 }
2504 
2505 static void show_user_notice(HWND hwnd, struct IssuerStatement *issuerStatement)
2506 {
2507     DialogBoxParamW(hInstance, MAKEINTRESOURCEW(IDD_USERNOTICE), hwnd,
2508      user_notice_dlg_proc, (LPARAM)issuerStatement);
2509 }
2510 
2511 static LRESULT CALLBACK general_dlg_proc(HWND hwnd, UINT msg, WPARAM wp,
2512  LPARAM lp)
2513 {
2514     PROPSHEETPAGEW *page;
2515     PCCRYPTUI_VIEWCERTIFICATE_STRUCTW pCertViewInfo;
2516 
2517     TRACE("(%p, %08x, %08lx, %08lx)\n", hwnd, msg, wp, lp);
2518 
2519     switch (msg)
2520     {
2521     case WM_INITDIALOG:
2522         page = (PROPSHEETPAGEW *)lp;
2523         pCertViewInfo = (PCCRYPTUI_VIEWCERTIFICATE_STRUCTW)page->lParam;
2524         if (pCertViewInfo->dwFlags & CRYPTUI_DISABLE_ADDTOSTORE)
2525             ShowWindow(GetDlgItem(hwnd, IDC_ADDTOSTORE), FALSE);
2526         EnableWindow(GetDlgItem(hwnd, IDC_ISSUERSTATEMENT), FALSE);
2527         set_general_info(hwnd, pCertViewInfo);
2528         break;
2529     case WM_COMMAND:
2530         switch (wp)
2531         {
2532         case IDC_ADDTOSTORE:
2533             CryptUIWizImport(0, hwnd, NULL, NULL, NULL);
2534             break;
2535         case IDC_ISSUERSTATEMENT:
2536         {
2537             struct IssuerStatement *issuerStatement =
2538              (struct IssuerStatement *)GetWindowLongPtrW(hwnd, DWLP_USER);
2539 
2540             if (issuerStatement)
2541             {
2542                 if (issuerStatement->userNotice)
2543                     show_user_notice(hwnd, issuerStatement);
2544                 else if (issuerStatement->cps)
2545                 {
2546                     IBindCtx *bctx = NULL;
2547 
2548                     CreateBindCtx(0, &bctx);
2549                     HlinkSimpleNavigateToString(issuerStatement->cps, NULL,
2550                      NULL, NULL, bctx, NULL, HLNF_OPENINNEWWINDOW, 0);
2551                     IBindCtx_Release(bctx);
2552                 }
2553             }
2554             break;
2555         }
2556         }
2557         break;
2558     }
2559     return 0;
2560 }
2561 
2562 static UINT CALLBACK general_callback_proc(HWND hwnd, UINT msg,
2563  PROPSHEETPAGEW *page)
2564 {
2565     struct IssuerStatement *issuerStatement;
2566 
2567     switch (msg)
2568     {
2569     case PSPCB_RELEASE:
2570         issuerStatement =
2571          (struct IssuerStatement *)GetWindowLongPtrW(hwnd, DWLP_USER);
2572         if (issuerStatement)
2573         {
2574             HeapFree(GetProcessHeap(), 0, issuerStatement->cps);
2575             HeapFree(GetProcessHeap(), 0, issuerStatement->userNotice);
2576             HeapFree(GetProcessHeap(), 0, issuerStatement);
2577         }
2578         break;
2579     }
2580     return 1;
2581 }
2582 
2583 static void init_general_page(PCCRYPTUI_VIEWCERTIFICATE_STRUCTW pCertViewInfo,
2584  PROPSHEETPAGEW *page)
2585 {
2586     memset(page, 0, sizeof(PROPSHEETPAGEW));
2587     page->dwSize = sizeof(PROPSHEETPAGEW);
2588     page->dwFlags = PSP_USECALLBACK;
2589     page->pfnCallback = general_callback_proc;
2590     page->hInstance = hInstance;
2591     page->u.pszTemplate = MAKEINTRESOURCEW(IDD_GENERAL);
2592     page->pfnDlgProc = general_dlg_proc;
2593     page->lParam = (LPARAM)pCertViewInfo;
2594 }
2595 
2596 typedef WCHAR * (*field_format_func)(PCCERT_CONTEXT cert);
2597 
2598 static WCHAR *field_format_version(PCCERT_CONTEXT cert)
2599 {
2600     static const WCHAR fmt[] = { 'V','%','d',0 };
2601     WCHAR *buf = HeapAlloc(GetProcessHeap(), 0, 12 * sizeof(WCHAR));
2602 
2603     if (buf)
2604         sprintfW(buf, fmt, cert->pCertInfo->dwVersion);
2605     return buf;
2606 }
2607 
2608 static WCHAR *format_hex_string(void *pb, DWORD cb)
2609 {
2610     WCHAR *buf = HeapAlloc(GetProcessHeap(), 0, (cb * 3 + 1) * sizeof(WCHAR));
2611 
2612     if (buf)
2613     {
2614         static const WCHAR fmt[] = { '%','','2','x',' ',0 };
2615         DWORD i;
2616         WCHAR *ptr;
2617 
2618         for (i = 0, ptr = buf; i < cb; i++, ptr += 3)
2619             sprintfW(ptr, fmt, ((BYTE *)pb)[i]);
2620     }
2621     return buf;
2622 }
2623 
2624 static WCHAR *field_format_serial_number(PCCERT_CONTEXT cert)
2625 {
2626     return format_hex_string(cert->pCertInfo->SerialNumber.pbData,
2627      cert->pCertInfo->SerialNumber.cbData);
2628 }
2629 
2630 static WCHAR *field_format_issuer(PCCERT_CONTEXT cert)
2631 {
2632     return get_cert_name_string(cert, CERT_NAME_SIMPLE_DISPLAY_TYPE,
2633      CERT_NAME_ISSUER_FLAG);
2634 }
2635 
2636 static WCHAR *field_format_detailed_cert_name(PCERT_NAME_BLOB name)
2637 {
2638     WCHAR *str = NULL;
2639     DWORD len = CertNameToStrW(X509_ASN_ENCODING, name,
2640      CERT_X500_NAME_STR | CERT_NAME_STR_CRLF_FLAG, NULL, 0);
2641 
2642     if (len)
2643     {
2644         str = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
2645         if (str)
2646             CertNameToStrW(X509_ASN_ENCODING, name,
2647              CERT_X500_NAME_STR | CERT_NAME_STR_CRLF_FLAG, str, len);
2648     }
2649     return str;
2650 }
2651 
2652 static WCHAR *field_format_detailed_issuer(PCCERT_CONTEXT cert, void *param)
2653 {
2654     return field_format_detailed_cert_name(&cert->pCertInfo->Issuer);
2655 }
2656 
2657 static WCHAR *field_format_subject(PCCERT_CONTEXT cert)
2658 {
2659     return get_cert_name_string(cert, CERT_NAME_SIMPLE_DISPLAY_TYPE, 0);
2660 }
2661 
2662 static WCHAR *field_format_detailed_subject(PCCERT_CONTEXT cert, void *param)
2663 {
2664     return field_format_detailed_cert_name(&cert->pCertInfo->Subject);
2665 }
2666 
2667 static WCHAR *format_long_date(const FILETIME *fileTime)
2668 {
2669     WCHAR dateFmt[80]; /* long enough for LOCALE_SLONGDATE */
2670     DWORD len;
2671     WCHAR *buf = NULL;
2672     SYSTEMTIME sysTime;
2673 
2674     /* FIXME: format isn't quite right, want time too */
2675     GetLocaleInfoW(LOCALE_SYSTEM_DEFAULT, LOCALE_SLONGDATE, dateFmt,
2676      sizeof(dateFmt) / sizeof(dateFmt[0]));
2677     FileTimeToSystemTime(fileTime, &sysTime);
2678     len = GetDateFormatW(LOCALE_SYSTEM_DEFAULT, 0, &sysTime, dateFmt, NULL, 0);
2679     if (len)
2680     {
2681         buf = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
2682         if (buf)
2683             GetDateFormatW(LOCALE_SYSTEM_DEFAULT, 0, &sysTime, dateFmt, buf,
2684              len);
2685     }
2686     return buf;
2687 }
2688 
2689 static WCHAR *field_format_from_date(PCCERT_CONTEXT cert)
2690 {
2691     return format_long_date(&cert->pCertInfo->NotBefore);
2692 }
2693 
2694 static WCHAR *field_format_to_date(PCCERT_CONTEXT cert)
2695 {
2696     return format_long_date(&cert->pCertInfo->NotAfter);
2697 }
2698 
2699 static WCHAR *field_format_public_key(PCCERT_CONTEXT cert)
2700 {
2701     PCCRYPT_OID_INFO oidInfo;
2702     WCHAR *buf = NULL;
2703 
2704     oidInfo = CryptFindOIDInfo(CRYPT_OID_INFO_OID_KEY,
2705      cert->pCertInfo->SubjectPublicKeyInfo.Algorithm.pszObjId, 0);
2706     if (oidInfo)
2707     {
2708         WCHAR fmt[MAX_STRING_LEN];
2709 
2710         if (LoadStringW(hInstance, IDS_FIELD_PUBLIC_KEY_FORMAT, fmt,
2711          sizeof(fmt) / sizeof(fmt[0])))
2712         {
2713             /* Allocate the output buffer.  Use the number of bytes in the
2714              * public key as a conservative (high) estimate for the number of
2715              * digits in its output.
2716              * The output is of the form (in English)
2717              * "<public key algorithm> (<public key bit length> bits)".
2718              * Ordinarily having two positional parameters in a string is not a
2719              * good idea, but as this isn't a sentence fragment, it shouldn't
2720              * be word-order dependent.
2721              */
2722             buf = HeapAlloc(GetProcessHeap(), 0,
2723              (strlenW(fmt) + strlenW(oidInfo->pwszName) +
2724              cert->pCertInfo->SubjectPublicKeyInfo.PublicKey.cbData * 8)
2725              * sizeof(WCHAR));
2726             if (buf)
2727                 sprintfW(buf, fmt, oidInfo->pwszName,
2728                  CertGetPublicKeyLength(X509_ASN_ENCODING,
2729                   &cert->pCertInfo->SubjectPublicKeyInfo));
2730         }
2731     }
2732     return buf;
2733 }
2734 
2735 static WCHAR *field_format_detailed_public_key(PCCERT_CONTEXT cert, void *param)
2736 {
2737     return format_hex_string(
2738      cert->pCertInfo->SubjectPublicKeyInfo.PublicKey.pbData,
2739      cert->pCertInfo->SubjectPublicKeyInfo.PublicKey.cbData);
2740 }
2741 
2742 struct field_value_data;
2743 struct detail_data
2744 {
2745     PCCRYPTUI_VIEWCERTIFICATE_STRUCTW pCertViewInfo;
2746     BOOL *pfPropertiesChanged;
2747     int cFields;
2748     struct field_value_data *fields;
2749 };
2750 
2751 typedef void (*add_fields_func)(HWND hwnd, struct detail_data *data);
2752 
2753 typedef WCHAR *(*create_detailed_value_func)(PCCERT_CONTEXT cert, void *param);
2754 
2755 struct field_value_data
2756 {
2757     create_detailed_value_func create;
2758     LPWSTR detailed_value;
2759     void *param;
2760 };
2761 
2762 static void add_field_value_data(struct detail_data *data,
2763  create_detailed_value_func create, void *param)
2764 {
2765     if (data->cFields)
2766         data->fields = HeapReAlloc(GetProcessHeap(), 0, data->fields,
2767          (data->cFields + 1) * sizeof(struct field_value_data));
2768     else
2769         data->fields = HeapAlloc(GetProcessHeap(), 0,
2770          sizeof(struct field_value_data));
2771     if (data->fields)
2772     {
2773         data->fields[data->cFields].create = create;
2774         data->fields[data->cFields].detailed_value = NULL;
2775         data->fields[data->cFields].param = param;
2776         data->cFields++;
2777     }
2778 }
2779 
2780 static void add_field_and_value_to_list(HWND hwnd, struct detail_data *data,
2781  LPWSTR field, LPWSTR value, create_detailed_value_func create, void *param)
2782 {
2783     LVITEMW item;
2784     int iItem = SendMessageW(hwnd, LVM_GETITEMCOUNT, 0, 0);
2785 
2786     item.mask = LVIF_TEXT | LVIF_PARAM;
2787     item.iItem = iItem;
2788     item.iSubItem = 0;
2789     item.pszText = field;
2790     item.lParam = (LPARAM)data;
2791     SendMessageW(hwnd, LVM_INSERTITEMW, 0, (LPARAM)&item);
2792     if (value)
2793     {
2794         item.pszText = value;
2795         item.iSubItem = 1;
2796         SendMessageW(hwnd, LVM_SETITEMTEXTW, iItem, (LPARAM)&item);
2797     }
2798     add_field_value_data(data, create, param);
2799 }
2800 
2801 static void add_string_id_and_value_to_list(HWND hwnd, struct detail_data *data,
2802  int id, LPWSTR value, create_detailed_value_func create, void *param)
2803 {
2804     WCHAR buf[MAX_STRING_LEN];
2805 
2806     LoadStringW(hInstance, id, buf, sizeof(buf) / sizeof(buf[0]));
2807     add_field_and_value_to_list(hwnd, data, buf, value, create, param);
2808 }
2809 
2810 struct v1_field
2811 {
2812     int id;
2813     field_format_func format;
2814     create_detailed_value_func create_detailed_value;
2815 };
2816 
2817 static void add_v1_field(HWND hwnd, struct detail_data *data,
2818  const struct v1_field *field)
2819 {
2820     WCHAR *val = field->format(data->pCertViewInfo->pCertContext);
2821 
2822     if (val)
2823     {
2824         add_string_id_and_value_to_list(hwnd, data, field->id, val,
2825          field->create_detailed_value, NULL);
2826         HeapFree(GetProcessHeap(), 0, val);
2827     }
2828 }
2829 
2830 static const struct v1_field v1_fields[] = {
2831  { IDS_FIELD_VERSION, field_format_version, NULL },
2832  { IDS_FIELD_SERIAL_NUMBER, field_format_serial_number, NULL },
2833  { IDS_FIELD_ISSUER, field_format_issuer, field_format_detailed_issuer },
2834  { IDS_FIELD_VALID_FROM, field_format_from_date, NULL },
2835  { IDS_FIELD_VALID_TO, field_format_to_date, NULL },
2836  { IDS_FIELD_SUBJECT, field_format_subject, field_format_detailed_subject },
2837  { IDS_FIELD_PUBLIC_KEY, field_format_public_key,
2838    field_format_detailed_public_key }
2839 };
2840 
2841 static void add_v1_fields(HWND hwnd, struct detail_data *data)
2842 {
2843     int i;
2844     PCCERT_CONTEXT cert = data->pCertViewInfo->pCertContext;
2845 
2846     /* The last item in v1_fields is the public key, which is not in the loop
2847      * because it's a special case.
2848      */
2849     for (i = 0; i < sizeof(v1_fields) / sizeof(v1_fields[0]) - 1; i++)
2850         add_v1_field(hwnd, data, &v1_fields[i]);
2851     if (cert->pCertInfo->SubjectPublicKeyInfo.PublicKey.cbData)
2852         add_v1_field(hwnd, data, &v1_fields[i]);
2853 }
2854 
2855 static WCHAR *crypt_format_extension(const CERT_EXTENSION *ext, DWORD formatStrType)
2856 {
2857     WCHAR *str = NULL;
2858     DWORD size;
2859 
2860     if (CryptFormatObject(X509_ASN_ENCODING, 0, formatStrType, NULL,
2861      ext->pszObjId, ext->Value.pbData, ext->Value.cbData, NULL, &size))
2862     {
2863         str = HeapAlloc(GetProcessHeap(), 0, size);
2864         CryptFormatObject(X509_ASN_ENCODING, 0, formatStrType, NULL,
2865          ext->pszObjId, ext->Value.pbData, ext->Value.cbData, str, &size);
2866     }
2867     return str;
2868 }
2869 
2870 static WCHAR *field_format_extension_hex_with_ascii(const CERT_EXTENSION *ext)
2871 {
2872     WCHAR *str = NULL;
2873 
2874     if (ext->Value.cbData)
2875     {
2876         /* The output is formatted as:
2877          * <hex bytes>  <ascii bytes>\n
2878          * where <hex bytes> is a string of up to 8 bytes, output as %02x,
2879          * and <ascii bytes> is the ASCII equivalent of each byte, or '.' if
2880          * the byte is not printable.
2881          * So, for example, the extension value consisting of the following
2882          * bytes:
2883          *   0x30,0x14,0x31,0x12,0x30,0x10,0x06,0x03,0x55,0x04,0x03,
2884          *   0x13,0x09,0x4a,0x75,0x61,0x6e,0x20,0x4c,0x61,0x6e,0x67
2885          * is output as:
2886          *   30 14 31 12 30 10 06 03  0.1.0...
2887          *   55 04 03 13 09 4a 75 61  U....Jua
2888          *   6e 20 4c 61 6e 67        n Lang
2889          * The allocation size therefore requires:
2890          * - 4 characters per character in an 8-byte line
2891          *   (2 for the hex format, one for the space, one for the ASCII value)
2892          * - 3 more characters per 8-byte line (two spaces and a newline)
2893          * - 1 character for the terminating nul
2894          * FIXME: should use a fixed-width font for this
2895          */
2896         DWORD lines = (ext->Value.cbData + 7) / 8;
2897 
2898         str = HeapAlloc(GetProcessHeap(), 0,
2899          (lines * 8 * 4 + lines * 3 + 1) * sizeof(WCHAR));
2900         if (str)
2901         {
2902             static const WCHAR fmt[] = { '%','','2','x',' ',0 };
2903             DWORD i, j;
2904             WCHAR *ptr;
2905 
2906             for (i = 0, ptr = str; i < ext->Value.cbData; i += 8)
2907             {
2908                 /* Output as hex bytes first */
2909                 for (j = i; j < min(i + 8, ext->Value.cbData); j++, ptr += 3)
2910                     sprintfW(ptr, fmt, ext->Value.pbData[j]);
2911                 /* Pad the hex output with spaces for alignment */
2912                 if (j == ext->Value.cbData && j % 8)
2913                 {
2914                     static const WCHAR pad[] = { ' ',' ',' ' };
2915 
2916                     for (; j % 8; j++, ptr += sizeof(pad) / sizeof(pad[0]))
2917                         memcpy(ptr, pad, sizeof(pad));
2918                 }
2919                 /* The last sprintfW included a space, so just insert one
2920                  * more space between the hex bytes and the ASCII output
2921                  */
2922                 *ptr++ = ' ';
2923                 /* Output as ASCII bytes */
2924                 for (j = i; j < min(i + 8, ext->Value.cbData); j++, ptr++)
2925                 {
2926                     if (isprintW(ext->Value.pbData[j]) &&
2927                      !isspaceW(ext->Value.pbData[j]))
2928                         *ptr = ext->Value.pbData[j];
2929                     else
2930                         *ptr = '.';
2931                 }
2932                 *ptr++ = '\n';
2933             }
2934             *ptr++ = '\0';
2935         }
2936     }
2937     return str;
2938 }
2939 
2940 static WCHAR *field_format_detailed_extension(PCCERT_CONTEXT cert, void *param)
2941 {
2942     PCERT_EXTENSION ext = param;
2943     LPWSTR str = crypt_format_extension(ext,
2944      CRYPT_FORMAT_STR_MULTI_LINE | CRYPT_FORMAT_STR_NO_HEX);
2945 
2946     if (!str)
2947         str = field_format_extension_hex_with_ascii(ext);
2948     return str;
2949 }
2950 
2951 static void add_cert_extension_detail(HWND hwnd, struct detail_data *data,
2952  PCERT_EXTENSION ext)
2953 {
2954     PCCRYPT_OID_INFO oidInfo = CryptFindOIDInfo(CRYPT_OID_INFO_OID_KEY,
2955      ext->pszObjId, 0);
2956     LPWSTR val = crypt_format_extension(ext, 0);
2957 
2958     if (oidInfo)
2959         add_field_and_value_to_list(hwnd, data, (LPWSTR)oidInfo->pwszName,
2960          val, field_format_detailed_extension, ext);
2961     else
2962     {
2963         DWORD len = strlen(ext->pszObjId);
2964         LPWSTR oidW = HeapAlloc(GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR));
2965 
2966         if (oidW)
2967         {
2968             DWORD i;
2969 
2970             for (i = 0; i <= len; i++)
2971                 oidW[i] = ext->pszObjId[i];
2972             add_field_and_value_to_list(hwnd, data, oidW, val,
2973              field_format_detailed_extension, ext);
2974             HeapFree(GetProcessHeap(), 0, oidW);
2975         }
2976     }
2977     HeapFree(GetProcessHeap(), 0, val);
2978 }
2979 
2980 static void add_all_extensions(HWND hwnd, struct detail_data *data)
2981 {
2982     DWORD i;
2983     PCCERT_CONTEXT cert = data->pCertViewInfo->pCertContext;
2984 
2985     for (i = 0; i < cert->pCertInfo->cExtension; i++)
2986         add_cert_extension_detail(hwnd, data, &cert->pCertInfo->rgExtension[i]);
2987 }
2988 
2989 static void add_critical_extensions(HWND hwnd, struct detail_data *data)
2990 {
2991     DWORD i;
2992     PCCERT_CONTEXT cert = data->pCertViewInfo->pCertContext;
2993 
2994     for (i = 0; i < cert->pCertInfo->cExtension; i++)
2995         if (cert->pCertInfo->rgExtension[i].fCritical)
2996             add_cert_extension_detail(hwnd, data,
2997              &cert->pCertInfo->rgExtension[i]);
2998 }
2999 
3000 typedef WCHAR * (*prop_to_value_func)(void *pb, DWORD cb);
3001 
3002 struct prop_id_to_string_id
3003 {
3004     DWORD prop;
3005     int id;
3006     BOOL prop_is_string;
3007     prop_to_value_func prop_to_value;
3008 };
3009 
3010 static WCHAR *format_enhanced_key_usage_value(void *pb, DWORD cb)
3011 {
3012     CERT_EXTENSION ext;
3013 
3014     ext.pszObjId = (LPSTR)X509_ENHANCED_KEY_USAGE;
3015     ext.fCritical = FALSE;
3016     ext.Value.pbData = pb;
3017     ext.Value.cbData = cb;
3018     return crypt_format_extension(&ext, 0);
3019 }
3020 
3021 /* Logically the access state should also be checked, and IDC_EDITPROPERTIES
3022  * disabled for read-only certificates, but native doesn't appear to do that.
3023  */
3024 static const struct prop_id_to_string_id prop_id_map[] = {
3025  { CERT_HASH_PROP_ID, IDS_PROP_HASH, FALSE, format_hex_string },
3026  { CERT_FRIENDLY_NAME_PROP_ID, IDS_PROP_FRIENDLY_NAME, TRUE, NULL },
3027  { CERT_DESCRIPTION_PROP_ID, IDS_PROP_DESCRIPTION, TRUE, NULL },
3028  { CERT_ENHKEY_USAGE_PROP_ID, IDS_PROP_ENHKEY_USAGE, FALSE,
3029    format_enhanced_key_usage_value },
3030 };
3031 
3032 static void add_properties(HWND hwnd, struct detail_data *data)
3033 {
3034     DWORD i;
3035     PCCERT_CONTEXT cert = data->pCertViewInfo->pCertContext;
3036 
3037     for (i = 0; i < sizeof(prop_id_map) / sizeof(prop_id_map[0]); i++)
3038     {
3039         DWORD cb;
3040 
3041         if (CertGetCertificateContextProperty(cert, prop_id_map[i].prop, NULL,
3042          &cb))
3043         {
3044             BYTE *pb;
3045             WCHAR *val = NULL;
3046 
3047             /* FIXME: MS adds a separate value for the signature hash
3048              * algorithm.
3049              */
3050             pb = HeapAlloc(GetProcessHeap(), 0, cb);
3051             if (pb)
3052             {
3053                 if (CertGetCertificateContextProperty(cert,
3054                  prop_id_map[i].prop, pb, &cb))
3055                 {
3056                     if (prop_id_map[i].prop_is_string)
3057                     {
3058                         val = (LPWSTR)pb;
3059                         /* Don't double-free pb */
3060                         pb = NULL;
3061                     }
3062                     else
3063                         val = prop_id_map[i].prop_to_value(pb, cb);
3064                 }
3065                 HeapFree(GetProcessHeap(), 0, pb);
3066             }
3067             add_string_id_and_value_to_list(hwnd, data, prop_id_map[i].id, val,
3068              NULL, NULL);
3069         }
3070     }
3071 }
3072 
3073 static void add_all_fields(HWND hwnd, struct detail_data *data)
3074 {
3075     add_v1_fields(hwnd, data);
3076     add_all_extensions(hwnd, data);
3077     add_properties(hwnd, data);
3078 }
3079 
3080 struct selection_list_item
3081 {
3082     int id;
3083     add_fields_func add;
3084 };
3085 
3086 const struct selection_list_item listItems[] = {
3087  { IDS_FIELDS_ALL, add_all_fields },
3088  { IDS_FIELDS_V1, add_v1_fields },
3089  { IDS_FIELDS_EXTENSIONS, add_all_extensions },
3090  { IDS_FIELDS_CRITICAL_EXTENSIONS, add_critical_extensions },
3091  { IDS_FIELDS_PROPERTIES, add_properties },
3092 };
3093 
3094 static void create_show_list(HWND hwnd, struct detail_data *data)
3095 {
3096     HWND cb = GetDlgItem(hwnd, IDC_DETAIL_SELECT);
3097     WCHAR buf[MAX_STRING_LEN];
3098     int i;
3099 
3100     for (i = 0; i < sizeof(listItems) / sizeof(listItems[0]); i++)
3101     {
3102         int index;
3103 
3104         LoadStringW(hInstance, listItems[i].id, buf,
3105          sizeof(buf) / sizeof(buf[0]));
3106         index = SendMessageW(cb, CB_INSERTSTRING, -1, (LPARAM)buf);
3107         SendMessageW(cb, CB_SETITEMDATA, index, (LPARAM)data);
3108     }
3109     SendMessageW(cb, CB_SETCURSEL, 0, 0);
3110 }
3111 
3112 static void create_listview_columns(HWND hwnd)
3113 {
3114     HWND lv = GetDlgItem(hwnd, IDC_DETAIL_LIST);
3115     RECT rc;
3116     WCHAR buf[MAX_STRING_LEN];
3117     LVCOLUMNW column;
3118 
3119     SendMessageW(lv, LVM_SETEXTENDEDLISTVIEWSTYLE, 0, LVS_EX_FULLROWSELECT);
3120     GetWindowRect(lv, &rc);
3121     LoadStringW(hInstance, IDS_FIELD, buf, sizeof(buf) / sizeof(buf[0]));
3122     column.mask = LVCF_WIDTH | LVCF_TEXT;
3123     column.cx = (rc.right - rc.left) / 2 - 2;
3124     column.pszText = buf;
3125     SendMessageW(lv, LVM_INSERTCOLUMNW, 0, (LPARAM)&column);
3126     LoadStringW(hInstance, IDS_VALUE, buf, sizeof(buf) / sizeof(buf[0]));
3127     SendMessageW(lv, LVM_INSERTCOLUMNW, 1, (LPARAM)&column);
3128 }
3129 
3130 static void set_fields_selection(HWND hwnd, struct detail_data *data, int sel)
3131 {
3132     HWND list = GetDlgItem(hwnd, IDC_DETAIL_LIST);
3133 
3134     if (sel >= 0 && sel < sizeof(listItems) / sizeof(listItems[0]))
3135     {
3136         SendMessageW(list, LVM_DELETEALLITEMS, 0, 0);
3137         listItems[sel].add(list, data);
3138     }
3139 }
3140 
3141 static void create_cert_details_list(HWND hwnd, struct detail_data *data)
3142 {
3143     create_show_list(hwnd, data);
3144     create_listview_columns(hwnd);
3145     set_fields_selection(hwnd, data, 0);
3146 }
3147 
3148 static void add_purpose(HWND hwnd, LPCSTR oid)
3149 {
3150     HWND lv = GetDlgItem(hwnd, IDC_CERTIFICATE_USAGES);
3151     PCRYPT_OID_INFO info = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
3152      sizeof(CRYPT_OID_INFO));
3153 
3154     if (info)
3155     {
3156         char *oidCopy = HeapAlloc(GetProcessHeap(), 0, strlen(oid) + 1);
3157 
3158         if (oidCopy)
3159         {
3160             LVITEMA item;
3161 
3162             strcpy(oidCopy, oid);
3163             info->cbSize = sizeof(CRYPT_OID_INFO);
3164             info->pszOID = oidCopy;
3165             item.mask = LVIF_TEXT | LVIF_STATE | LVIF_PARAM;
3166             item.state = INDEXTOSTATEIMAGEMASK(CheckBitmapIndexChecked);
3167             item.stateMask = LVIS_STATEIMAGEMASK;
3168             item.iItem = SendMessageW(lv, LVM_GETITEMCOUNT, 0, 0);
3169             item.iSubItem = 0;
3170             item.lParam = (LPARAM)info;
3171             item.pszText = oidCopy;
3172             SendMessageA(lv, LVM_INSERTITEMA, 0, (LPARAM)&item);
3173         }
3174         else
3175             HeapFree(GetProcessHeap(), 0, info);
3176     }
3177 }
3178 
3179 static BOOL is_valid_oid(LPCSTR oid)
3180 {
3181     BOOL ret;
3182 
3183     if (oid[0] != '' && oid[0] != '1' && oid[0] != '2')
3184         ret = FALSE;
3185     else if (oid[1] != '.')
3186         ret = FALSE;
3187     else if (!oid[2])
3188         ret = FALSE;
3189     else
3190     {
3191         const char *ptr;
3192         BOOL expectNum = TRUE;
3193 
3194         for (ptr = oid + 2, ret = TRUE; ret && *ptr; ptr++)
3195         {
3196             if (expectNum)
3197             {
3198                 if (!isdigit(*ptr))
3199                     ret = FALSE;
3200                 else if (*(ptr + 1) == '.')
3201                     expectNum = FALSE;
3202             }
3203             else
3204             {
3205                 if (*ptr != '.')
3206                     ret = FALSE;
3207                 else if (!(*(ptr + 1)))
3208                     ret = FALSE;
3209                 else
3210                     expectNum = TRUE;
3211             }
3212         }
3213     }
3214     return ret;
3215 }
3216 
3217 static BOOL is_oid_in_list(HWND hwnd, LPCSTR oid)
3218 {
3219     return find_oid_in_list(GetDlgItem(hwnd, IDC_CERTIFICATE_USAGES), oid)
3220      != -1;
3221 }
3222 
3223 #define MAX_PURPOSE 255
3224 
3225 static LRESULT CALLBACK add_purpose_dlg_proc(HWND hwnd, UINT msg,
3226  WPARAM wp, LPARAM lp)
3227 {
3228     LRESULT ret = 0;
3229     char buf[MAX_PURPOSE + 1];
3230 
3231     switch (msg)
3232     {
3233     case WM_INITDIALOG:
3234         SendMessageW(GetDlgItem(hwnd, IDC_NEW_PURPOSE), EM_SETLIMITTEXT,
3235          MAX_PURPOSE, 0);
3236         ShowScrollBar(GetDlgItem(hwnd, IDC_NEW_PURPOSE), SB_VERT, FALSE);
3237         SetWindowLongPtrW(hwnd, DWLP_USER, lp);
3238         break;
3239     case WM_COMMAND:
3240         switch (HIWORD(wp))
3241         {
3242         case EN_CHANGE:
3243             if (LOWORD(wp) == IDC_NEW_PURPOSE)
3244             {
3245                 /* Show/hide scroll bar on description depending on how much
3246                  * text it has.
3247                  */
3248                 HWND description = GetDlgItem(hwnd, IDC_NEW_PURPOSE);
3249                 int lines = SendMessageW(description, EM_GETLINECOUNT, 0, 0);
3250 
3251                 ShowScrollBar(description, SB_VERT, lines > 1);
3252             }
3253             break;
3254         case BN_CLICKED:
3255             switch (LOWORD(wp))
3256             {
3257             case IDOK:
3258                 SendMessageA(GetDlgItem(hwnd, IDC_NEW_PURPOSE), WM_GETTEXT,
3259                  sizeof(buf) / sizeof(buf[0]), (LPARAM)buf);
3260                 if (!buf[0])
3261                 {
3262                     /* An empty purpose is the same as cancelling */
3263                     EndDialog(hwnd, IDCANCEL);
3264                     ret = TRUE;
3265                 }
3266                 else if (!is_valid_oid(buf))
3267                 {
3268                     WCHAR title[MAX_STRING_LEN], error[MAX_STRING_LEN];
3269 
3270                     LoadStringW(hInstance, IDS_CERTIFICATE_PURPOSE_ERROR, error,
3271                      sizeof(error) / sizeof(error[0]));
3272                     LoadStringW(hInstance, IDS_CERTIFICATE_PROPERTIES, title,
3273                      sizeof(title) / sizeof(title[0]));
3274                     MessageBoxW(hwnd, error, title, MB_ICONERROR | MB_OK);
3275                 }
3276                 else if (is_oid_in_list(
3277                  (HWND)GetWindowLongPtrW(hwnd, DWLP_USER), buf))
3278                 {
3279                     WCHAR title[MAX_STRING_LEN], error[MAX_STRING_LEN];
3280 
3281                     LoadStringW(hInstance, IDS_CERTIFICATE_PURPOSE_EXISTS,
3282                      error, sizeof(error) / sizeof(error[0]));
3283                     LoadStringW(hInstance, IDS_CERTIFICATE_PROPERTIES, title,
3284                      sizeof(title) / sizeof(title[0]));
3285                     MessageBoxW(hwnd, error, title, MB_ICONEXCLAMATION | MB_OK);
3286                 }
3287                 else
3288                 {
3289                     HWND parent = (HWND)GetWindowLongPtrW(hwnd, DWLP_USER);
3290 
3291                     add_purpose(parent, buf);
3292                     EndDialog(hwnd, wp);
3293                     ret = TRUE;
3294                 }
3295                 break;
3296             case IDCANCEL:
3297                 EndDialog(hwnd, wp);
3298                 ret = TRUE;
3299                 break;
3300             }
3301             break;
3302         }
3303         break;
3304     }
3305     return ret;
3306 }
3307 
3308 static WCHAR *get_cert_property_as_string(PCCERT_CONTEXT cert, DWORD prop)
3309 {
3310     WCHAR *name = NULL;
3311     DWORD cb;
3312 
3313     if (CertGetCertificateContextProperty(cert, prop, NULL, &cb))
3314     {
3315         name = HeapAlloc(GetProcessHeap(), 0, cb);
3316         if (name)
3317         {
3318             if (!CertGetCertificateContextProperty(cert, prop, name, &cb))
3319             {
3320                 HeapFree(GetProcessHeap(), 0, name);
3321                 name = NULL;
3322             }
3323         }
3324     }
3325     return name;
3326 }
3327 
3328 static void redraw_states(HWND list, BOOL enabled)
3329 {
3330     int items = SendMessageW(list, LVM_GETITEMCOUNT, 0, 0), i;
3331 
3332     for (i = 0; i < items; i++)
3333     {
3334         BOOL change = FALSE;
3335         int state;
3336 
3337         state = SendMessageW(list, LVM_GETITEMSTATE, i, LVIS_STATEIMAGEMASK);
3338         /* This reverses the INDEXTOSTATEIMAGEMASK shift.  There doesn't appear
3339          * to be a handy macro for it.
3340          */
3341         state >>= 12;
3342         if (enabled)
3343         {
3344             if (state == CheckBitmapIndexDisabledChecked)
3345             {
3346                 state = CheckBitmapIndexChecked;
3347                 change = TRUE;
3348             }
3349             if (state == CheckBitmapIndexDisabledUnchecked)
3350             {
3351                 state = CheckBitmapIndexUnchecked;
3352                 change = TRUE;
3353             }
3354         }
3355         else
3356         {
3357             if (state == CheckBitmapIndexChecked)
3358             {
3359                 state = CheckBitmapIndexDisabledChecked;
3360                 change = TRUE;
3361             }
3362             if (state == CheckBitmapIndexUnchecked)
3363             {
3364                 state = CheckBitmapIndexDisabledUnchecked;
3365                 change = TRUE;
3366             }
3367         }
3368         if (change)
3369         {
3370             LVITEMW item;
3371 
3372             item.state = INDEXTOSTATEIMAGEMASK(state);
3373             item.stateMask = LVIS_STATEIMAGEMASK;
3374             SendMessageW(list, LVM_SETITEMSTATE, i, (LPARAM)&item);
3375         }
3376     }
3377 }
3378 
3379 typedef enum {
3380     PurposeEnableAll = 0,
3381     PurposeDisableAll,
3382     PurposeEnableSelected
3383 } PurposeSelection;
3384 
3385 static void select_purposes(HWND hwnd, PurposeSelection selection)
3386 {
3387     HWND lv = GetDlgItem(hwnd, IDC_CERTIFICATE_USAGES);
3388 
3389     switch (selection)
3390     {
3391     case PurposeEnableAll:
3392     case PurposeDisableAll:
3393         EnableWindow(lv, FALSE);
3394         redraw_states(lv, FALSE);
3395         EnableWindow(GetDlgItem(hwnd, IDC_ADD_PURPOSE), FALSE);
3396         break;
3397     case PurposeEnableSelected:
3398         EnableWindow(lv, TRUE);
3399         redraw_states(lv, TRUE);
3400         EnableWindow(GetDlgItem(hwnd, IDC_ADD_PURPOSE), TRUE);
3401     }
3402 }
3403 
3404 struct edit_cert_data
3405 {
3406     PCCERT_CONTEXT cert;
3407     BOOL *pfPropertiesChanged;
3408     HIMAGELIST imageList;
3409 };
3410 
3411 static void show_cert_usages(HWND hwnd, struct edit_cert_data *data)
3412 {
3413     PCCERT_CONTEXT cert = data->cert;
3414     HWND lv = GetDlgItem(hwnd, IDC_CERTIFICATE_USAGES);
3415     PCERT_ENHKEY_USAGE usage;
3416     DWORD size;
3417     RECT rc;
3418     LVCOLUMNW column;
3419     PurposeSelection purposeSelection = PurposeEnableAll;
3420 
3421     GetWindowRect(lv, &rc);
3422     column.mask = LVCF_WIDTH;
3423     column.cx = rc.right - rc.left;
3424     SendMessageW(lv, LVM_INSERTCOLUMNW, 0, (LPARAM)&column);
3425     SendMessageW(lv, LVM_SETIMAGELIST, LVSIL_STATE, (LPARAM)data->imageList);
3426 
3427     /* Get enhanced key usage.  Have to check for a property and an extension
3428      * separately, because CertGetEnhancedKeyUsage will succeed and return an
3429      * empty usage if neither is set.  Unfortunately an empty usage implies
3430      * no usage is allowed, so we have to distinguish between the two cases.
3431      */
3432     if (CertGetEnhancedKeyUsage(cert, CERT_FIND_PROP_ONLY_ENHKEY_USAGE_FLAG,
3433      NULL, &size))
3434     {
3435         usage = HeapAlloc(GetProcessHeap(), 0, size);
3436         if (!CertGetEnhancedKeyUsage(cert,
3437          CERT_FIND_PROP_ONLY_ENHKEY_USAGE_FLAG, usage, &size))
3438         {
3439             HeapFree(GetProcessHeap(), 0, usage);
3440             usage = NULL;
3441         }
3442         else if (usage->cUsageIdentifier)
3443             purposeSelection = PurposeEnableSelected;
3444         else
3445             purposeSelection = PurposeDisableAll;
3446     }
3447     else if (CertGetEnhancedKeyUsage(cert, CERT_FIND_EXT_ONLY_ENHKEY_USAGE_FLAG,
3448      NULL, &size))
3449     {
3450         usage = HeapAlloc(GetProcessHeap(), 0, size);
3451         if (!CertGetEnhancedKeyUsage(cert,
3452          CERT_FIND_EXT_ONLY_ENHKEY_USAGE_FLAG, usage, &size))
3453         {
3454             HeapFree(GetProcessHeap(), 0, usage);
3455             usage = NULL;
3456         }
3457         else if (usage->cUsageIdentifier)
3458             purposeSelection = PurposeEnableAll;
3459         else
3460             purposeSelection = PurposeDisableAll;
3461     }
3462     else
3463     {
3464         purposeSelection = PurposeEnableAll;
3465         usage = NULL;
3466     }
3467     if (usage)
3468     {
3469         DWORD i;
3470 
3471         for (i = 0; i < usage->cUsageIdentifier; i++)
3472         {
3473             PCCRYPT_OID_INFO info = CryptFindOIDInfo(CRYPT_OID_INFO_OID_KEY,
3474              usage->rgpszUsageIdentifier[i], CRYPT_ENHKEY_USAGE_OID_GROUP_ID);
3475 
3476             if (info)
3477                 add_known_usage(lv, info, CheckBitmapIndexDisabledChecked);
3478             else
3479                 add_purpose(hwnd, usage->rgpszUsageIdentifier[i]);
3480         }
3481         HeapFree(GetProcessHeap(), 0, usage);
3482     }
3483     else
3484         add_known_usages_to_list(lv, CheckBitmapIndexDisabledChecked);
3485     select_purposes(hwnd, purposeSelection);
3486     SendMessageW(GetDlgItem(hwnd, IDC_ENABLE_ALL_PURPOSES + purposeSelection),
3487      BM_CLICK, 0, 0);
3488 }
3489 
3490 static void set_general_cert_properties(HWND hwnd, struct edit_cert_data *data)
3491 {
3492     PCCERT_CONTEXT cert = data->cert;
3493     WCHAR *str;
3494 
3495     if ((str = get_cert_property_as_string(cert, CERT_FRIENDLY_NAME_PROP_ID)))
3496     {
3497         SendMessageW(GetDlgItem(hwnd, IDC_FRIENDLY_NAME), WM_SETTEXT, 0,
3498          (LPARAM)str);
3499         HeapFree(GetProcessHeap(), 0, str);
3500     }
3501     if ((str = get_cert_property_as_string(cert, CERT_DESCRIPTION_PROP_ID)))
3502     {
3503         SendMessageW(GetDlgItem(hwnd, IDC_DESCRIPTION), WM_SETTEXT, 0,
3504          (LPARAM)str);
3505         HeapFree(GetProcessHeap(), 0, str);
3506     }
3507     show_cert_usages(hwnd, data);
3508 }
3509 
3510 static void set_cert_string_property(PCCERT_CONTEXT cert, DWORD prop,
3511  LPWSTR str)
3512 {
3513     if (str && strlenW(str))
3514     {
3515         CRYPT_DATA_BLOB blob;
3516 
3517         blob.pbData = (BYTE *)str;
3518         blob.cbData = (strlenW(str) + 1) * sizeof(WCHAR);
3519         CertSetCertificateContextProperty(cert, prop, 0, &blob);
3520     }
3521     else
3522         CertSetCertificateContextProperty(cert, prop, 0, NULL);
3523 }
3524 
3525 #define WM_REFRESH_VIEW WM_USER + 0
3526 
3527 static BOOL CALLBACK refresh_propsheet_pages(HWND hwnd, LPARAM lParam)
3528 {
3529     if ((GetClassLongW(hwnd, GCW_ATOM) == WC_DIALOG))
3530         SendMessageW(hwnd, WM_REFRESH_VIEW, 0, 0);
3531     return TRUE;
3532 }
3533 
3534 #define MAX_FRIENDLY_NAME 40
3535 #define MAX_DESCRIPTION 255
3536 
3537 static void apply_general_changes(HWND hwnd)
3538 {
3539     WCHAR buf[MAX_DESCRIPTION + 1];
3540     struct edit_cert_data *data =
3541      (struct edit_cert_data *)GetWindowLongPtrW(hwnd, DWLP_USER);
3542 
3543     SendMessageW(GetDlgItem(hwnd, IDC_FRIENDLY_NAME), WM_GETTEXT,
3544      sizeof(buf) / sizeof(buf[0]), (LPARAM)buf);
3545     set_cert_string_property(data->cert, CERT_FRIENDLY_NAME_PROP_ID, buf);
3546     SendMessageW(GetDlgItem(hwnd, IDC_DESCRIPTION), WM_GETTEXT,
3547      sizeof(buf) / sizeof(buf[0]), (LPARAM)buf);
3548     set_cert_string_property(data->cert, CERT_DESCRIPTION_PROP_ID, buf);
3549     if (IsDlgButtonChecked(hwnd, IDC_ENABLE_ALL_PURPOSES))
3550     {
3551         /* Setting a NULL usage removes the enhanced key usage property. */
3552         CertSetEnhancedKeyUsage(data->cert, NULL);
3553     }
3554     else if (IsDlgButtonChecked(hwnd, IDC_DISABLE_ALL_PURPOSES))
3555     {
3556         CERT_ENHKEY_USAGE usage = { 0, NULL };
3557 
3558         CertSetEnhancedKeyUsage(data->cert, &usage);
3559     }
3560     else if (IsDlgButtonChecked(hwnd, IDC_ENABLE_SELECTED_PURPOSES))
3561     {
3562         HWND lv = GetDlgItem(hwnd, IDC_CERTIFICATE_USAGES);
3563         CERT_ENHKEY_USAGE usage = { 0, NULL };
3564         int purposes = SendMessageW(lv, LVM_GETITEMCOUNT, 0, 0), i;
3565         LVITEMW item;
3566 
3567         item.mask = LVIF_STATE | LVIF_PARAM;
3568         item.iSubItem = 0;
3569         item.stateMask = LVIS_STATEIMAGEMASK;
3570         for (i = 0; i < purposes; i++)
3571         {
3572             item.iItem = i;
3573             if (SendMessageW(lv, LVM_GETITEMW, 0, (LPARAM)&item))
3574             {
3575                 int state = item.state >> 12;
3576 
3577                 if (state == CheckBitmapIndexChecked)
3578                 {
3579                     CRYPT_OID_INFO *info = (CRYPT_OID_INFO *)item.lParam;
3580 
3581                     if (usage.cUsageIdentifier)
3582                         usage.rgpszUsageIdentifier =
3583                          HeapReAlloc(GetProcessHeap(), 0,
3584                          usage.rgpszUsageIdentifier,
3585                          (usage.cUsageIdentifier + 1) * sizeof(LPSTR));
3586                     else
3587                         usage.rgpszUsageIdentifier =
3588                          HeapAlloc(GetProcessHeap(), 0, sizeof(LPSTR));
3589                     if (usage.rgpszUsageIdentifier)
3590                         usage.rgpszUsageIdentifier[usage.cUsageIdentifier++] =
3591                          (LPSTR)info->pszOID;
3592                 }
3593             }
3594         }
3595         CertSetEnhancedKeyUsage(data->cert, &usage);
3596         HeapFree(GetProcessHeap(), 0, usage.rgpszUsageIdentifier);
3597     }
3598     EnumChildWindows(GetParent(GetParent(hwnd)), refresh_propsheet_pages, 0);
3599     if (data->pfPropertiesChanged)
3600         *data->pfPropertiesChanged = TRUE;
3601 }
3602 
3603 static LRESULT CALLBACK cert_properties_general_dlg_proc(HWND hwnd, UINT msg,
3604  WPARAM wp, LPARAM lp)
3605 {
3606     PROPSHEETPAGEW *page;
3607 
3608     TRACE("(%p, %08x, %08lx, %08lx)\n", hwnd, msg, wp, lp);
3609 
3610     switch (msg)
3611     {
3612     case WM_INITDIALOG:
3613     {
3614         HWND description = GetDlgItem(hwnd, IDC_DESCRIPTION);
3615         struct detail_data *detailData;
3616         struct edit_cert_data *editData;
3617 
3618         page = (PROPSHEETPAGEW *)lp;
3619         detailData = (struct detail_data *)page->lParam;
3620         SendMessageW(GetDlgItem(hwnd, IDC_FRIENDLY_NAME), EM_SETLIMITTEXT,
3621          MAX_FRIENDLY_NAME, 0);
3622         SendMessageW(description, EM_SETLIMITTEXT, MAX_DESCRIPTION, 0);
3623         ShowScrollBar(description, SB_VERT, FALSE);
3624         editData = HeapAlloc(GetProcessHeap(), 0,
3625          sizeof(struct edit_cert_data));
3626         if (editData)
3627         {
3628             editData->imageList = ImageList_Create(16, 16,
3629              ILC_COLOR4 | ILC_MASK, 4, 0);
3630             if (editData->imageList)
3631             {
3632                 HBITMAP bmp;
3633                 COLORREF backColor = RGB(255, 0, 255);
3634 
3635                 bmp = LoadBitmapW(hInstance, MAKEINTRESOURCEW(IDB_CHECKS));
3636                 ImageList_AddMasked(editData->imageList, bmp, backColor);
3637                 DeleteObject(bmp);
3638                 ImageList_SetBkColor(editData->imageList, CLR_NONE);
3639             }
3640             editData->cert = detailData->pCertViewInfo->pCertContext;
3641             editData->pfPropertiesChanged = detailData->pfPropertiesChanged;
3642             SetWindowLongPtrW(hwnd, DWLP_USER, (LPARAM)editData);
3643             set_general_cert_properties(hwnd, editData);
3644         }
3645         break;
3646     }
3647     case WM_NOTIFY:
3648     {
3649         NMHDR *hdr = (NMHDR *)lp;
3650         NMITEMACTIVATE *nm;
3651 
3652         switch (hdr->code)
3653         {
3654         case NM_CLICK:
3655             nm = (NMITEMACTIVATE *)lp;
3656             toggle_usage(hwnd, nm->iItem);
3657             SendMessageW(GetParent(hwnd), PSM_CHANGED, (WPARAM)hwnd, 0);
3658             break;
3659         case PSN_APPLY:
3660             apply_general_changes(hwnd);
3661             break;
3662         }
3663         break;
3664     }
3665     case WM_COMMAND:
3666         switch (HIWORD(wp))
3667         {
3668         case EN_CHANGE:
3669             SendMessageW(GetParent(hwnd), PSM_CHANGED, (WPARAM)hwnd, 0);
3670             if (LOWORD(wp) == IDC_DESCRIPTION)
3671             {
3672                 /* Show/hide scroll bar on description depending on how much
3673                  * text it has.
3674                  */
3675                 HWND description = GetDlgItem(hwnd, IDC_DESCRIPTION);
3676                 int lines = SendMessageW(description, EM_GETLINECOUNT, 0, 0);
3677 
3678                 ShowScrollBar(description, SB_VERT, lines > 1);
3679             }
3680             break;
3681         case BN_CLICKED:
3682             switch (LOWORD(wp))
3683             {
3684             case IDC_ADD_PURPOSE:
3685                 if (DialogBoxParamW(hInstance,
3686                  MAKEINTRESOURCEW(IDD_ADD_CERT_PURPOSE), hwnd,
3687                  add_purpose_dlg_proc, (LPARAM)hwnd) == IDOK)
3688                     SendMessageW(GetParent(hwnd), PSM_CHANGED, (WPARAM)hwnd, 0);
3689                 break;
3690             case IDC_ENABLE_ALL_PURPOSES:
3691             case IDC_DISABLE_ALL_PURPOSES:
3692             case IDC_ENABLE_SELECTED_PURPOSES:
3693                 SendMessageW(GetParent(hwnd), PSM_CHANGED, (WPARAM)hwnd, 0);
3694                 select_purposes(hwnd, LOWORD(wp) - IDC_ENABLE_ALL_PURPOSES);
3695                 break;
3696             }
3697             break;
3698         }
3699         break;
3700     }
3701     return 0;
3702 }
3703 
3704 static UINT CALLBACK cert_properties_general_callback(HWND hwnd, UINT msg,
3705  PROPSHEETPAGEW *page)
3706 {
3707     HWND lv;
3708     int cItem, i;
3709     struct edit_cert_data *data;
3710 
3711     switch (msg)
3712     {
3713     case PSPCB_RELEASE:
3714         lv = GetDlgItem(hwnd, IDC_CERTIFICATE_USAGES);
3715         cItem = SendMessageW(lv, LVM_GETITEMCOUNT, 0, 0);
3716         for (i = 0; i < cItem; i++)
3717         {
3718             LVITEMW item;
3719 
3720             item.mask = LVIF_PARAM;
3721             item.iItem = i;
3722             item.iSubItem = 0;
3723             if (SendMessageW(lv, LVM_GETITEMW, 0, (LPARAM)&item) && item.lParam)
3724             {
3725                 PCRYPT_OID_INFO info = (PCRYPT_OID_INFO)item.lParam;
3726 
3727                 if (info->cbSize == sizeof(CRYPT_OID_INFO) && !info->dwGroupId)
3728                 {
3729                     HeapFree(GetProcessHeap(), 0, (LPSTR)info->pszOID);
3730                     HeapFree(GetProcessHeap(), 0, info);
3731                 }
3732             }
3733         }
3734         data = (struct edit_cert_data *)GetWindowLongPtrW(hwnd, DWLP_USER);
3735         if (data)
3736         {
3737             ImageList_Destroy(data->imageList);
3738             HeapFree(GetProcessHeap(), 0, data);
3739         }
3740         break;
3741     }
3742     return 1;
3743 }
3744 
3745 static void show_edit_cert_properties_dialog(HWND parent,
3746  struct detail_data *data)
3747 {
3748     PROPSHEETHEADERW hdr;
3749     PROPSHEETPAGEW page; /* FIXME: need to add a cross-certificate page */
3750 
3751     TRACE("(%p)\n", data);
3752 
3753     memset(&page, 0, sizeof(PROPSHEETPAGEW));
3754     page.dwSize = sizeof(page);
3755     page.dwFlags = PSP_USECALLBACK;
3756     page.pfnCallback = cert_properties_general_callback;
3757     page.hInstance = hInstance;
3758     page.u.pszTemplate = MAKEINTRESOURCEW(IDD_CERT_PROPERTIES_GENERAL);
3759     page.pfnDlgProc = cert_properties_general_dlg_proc;
3760     page.lParam = (LPARAM)data;
3761 
3762     memset(&hdr, 0, sizeof(hdr));
3763     hdr.dwSize = sizeof(hdr);
3764     hdr.hwndParent = parent;
3765     hdr.dwFlags = PSH_PROPSHEETPAGE;
3766     hdr.hInstance = hInstance;
3767     hdr.pszCaption = MAKEINTRESOURCEW(IDS_CERTIFICATE_PROPERTIES);
3768     hdr.u3.ppsp = &page;
3769     hdr.nPages = 1;
3770     PropertySheetW(&hdr);
3771 }
3772 
3773 static void free_detail_fields(struct detail_data *data)
3774 {
3775     DWORD i;
3776 
3777     for (i = 0; i < data->cFields; i++)
3778         HeapFree(GetProcessHeap(), 0, data->fields[i].detailed_value);
3779     HeapFree(GetProcessHeap(), 0, data->fields);
3780     data->fields = NULL;
3781     data->cFields = 0;
3782 }
3783 
3784 static void refresh_details_view(HWND hwnd)
3785 {
3786     HWND cb = GetDlgItem(hwnd, IDC_DETAIL_SELECT);
3787     int curSel;
3788     struct detail_data *data;
3789 
3790     curSel = SendMessageW(cb, CB_GETCURSEL, 0, 0);
3791     /* Actually, any index will do, since they all store the same data value */
3792     data = (struct detail_data *)SendMessageW(cb, CB_GETITEMDATA, curSel, 0);
3793     free_detail_fields(data);
3794     set_fields_selection(hwnd, data, curSel);
3795 }
3796 
3797 static LRESULT CALLBACK detail_dlg_proc(HWND hwnd, UINT msg, WPARAM wp,
3798  LPARAM lp)
3799 {
3800     PROPSHEETPAGEW *page;
3801     struct detail_data *data;
3802 
3803     TRACE("(%p, %08x, %08lx, %08lx)\n", hwnd, msg, wp, lp);
3804 
3805     switch (msg)
3806     {
3807     case WM_INITDIALOG:
3808         page = (PROPSHEETPAGEW *)lp;
3809         data = (struct detail_data *)page->lParam;
3810         create_cert_details_list(hwnd, data);
3811         if (!(data->pCertViewInfo->dwFlags & CRYPTUI_ENABLE_EDITPROPERTIES))
3812             EnableWindow(GetDlgItem(hwnd, IDC_EDITPROPERTIES), FALSE);
3813         if (data->pCertViewInfo->dwFlags & CRYPTUI_DISABLE_EXPORT)
3814             EnableWindow(GetDlgItem(hwnd, IDC_EXPORT), FALSE);
3815         break;
3816     case WM_NOTIFY:
3817     {
3818         NMITEMACTIVATE *nm;
3819         HWND list = GetDlgItem(hwnd, IDC_DETAIL_LIST);
3820 
3821         nm = (NMITEMACTIVATE*)lp;
3822         if (nm->hdr.hwndFrom == list && nm->uNewState & LVN_ITEMACTIVATE
3823          && nm->hdr.code == LVN_ITEMCHANGED)
3824         {
3825             data = (struct detail_data *)nm->lParam;
3826             if (nm->iItem >= 0 && data && nm->iItem < data->cFields)
3827             {
3828                 WCHAR buf[MAX_STRING_LEN], *val = NULL;
3829                 HWND valueCtl = GetDlgItem(hwnd, IDC_DETAIL_VALUE);
3830 
3831                 if (data->fields[nm->iItem].create)
3832                     val = data->fields[nm->iItem].create(
3833                      data->pCertViewInfo->pCertContext,
3834                      data->fields[nm->iItem].param);
3835                 else
3836                 {
3837                     LVITEMW item;
3838                     int res;
3839 
3840                     item.cchTextMax = sizeof(buf) / sizeof(buf[0]);
3841                     item.mask = LVIF_TEXT;
3842                     item.pszText = buf;
3843                     item.iItem = nm->iItem;
3844                     item.iSubItem = 1;
3845                     res = SendMessageW(list, LVM_GETITEMW, 0, (LPARAM)&item);
3846                     if (res)
3847                         val = buf;
3848                 }
3849                 /* Select all the text in the control, the next update will
3850                  * replace it
3851                  */
3852                 SendMessageW(valueCtl, EM_SETSEL, 0, -1);
3853                 add_unformatted_text_to_control(valueCtl, val,
3854                  val ? strlenW(val) : 0);
3855                 if (val != buf)
3856                     HeapFree(GetProcessHeap(), 0, val);
3857             }
3858         }
3859         break;
3860     }
3861     case WM_COMMAND:
3862         switch (wp)
3863         {
3864         case IDC_EXPORT:
3865         {
3866             HWND cb = GetDlgItem(hwnd, IDC_DETAIL_SELECT);
3867             CRYPTUI_WIZ_EXPORT_INFO info;
3868 
3869             data = (struct detail_data *)SendMessageW(cb, CB_GETITEMDATA, 0, 0);
3870             info.dwSize = sizeof(info);
3871             info.pwszExportFileName = NULL;
3872             info.dwSubjectChoice = CRYPTUI_WIZ_EXPORT_CERT_CONTEXT;
3873             info.u.pCertContext = data->pCertViewInfo->pCertContext;
3874             info.cStores = 0;
38