git.oblomov.eu Git - wine/blob - dlls/credui/credui_main.c

   1 /*
   2  * Credentials User Interface
   3  *
   4  * Copyright 2006 Robert Shearman (for CodeWeavers)
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <stdarg.h>
  22
  23 #include "windef.h"
  24 #include "winbase.h"
  25 #include "winnt.h"
  26 #include "winuser.h"
  27 #include "wincred.h"
  28 #include "commctrl.h"
  29
  30 #include "credui_resources.h"
  31
  32 #include "wine/debug.h"
  33 #include "wine/unicode.h"
  34 #include "wine/list.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(credui);
  37
  38 struct pending_credentials
  39 {
  40     struct list entry;
  41     PWSTR pszTargetName;
  42     PWSTR pszUsername;
  43     PWSTR pszPassword;
  44 };
  45
  46 static HINSTANCE hinstCredUI;
  47
  48 struct list pending_credentials_list = LIST_INIT(pending_credentials_list);
  49
  50 static CRITICAL_SECTION csPendingCredentials;
  51 static CRITICAL_SECTION_DEBUG critsect_debug =
  52 {
  53     0, 0, &csPendingCredentials,
  54     { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
  55     0, 0, { (DWORD_PTR)(__FILE__ ": csPendingCredentials") }
  56 };
  57 static CRITICAL_SECTION csPendingCredentials = { &critsect_debug, -1, 0, 0, 0, 0 };
  58
  59
  60 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
  61 {
  62     TRACE("(0x%p, %d, %p)\n",hinstDLL,fdwReason,lpvReserved);
  63
  64     if (fdwReason == DLL_WINE_PREATTACH) return FALSE;  /* prefer native version */
  65
  66     if (fdwReason == DLL_PROCESS_ATTACH)
  67     {
  68         DisableThreadLibraryCalls(hinstDLL);
  69         hinstCredUI = hinstDLL;
  70         InitCommonControls();
  71     }
  72     else if (fdwReason == DLL_PROCESS_DETACH)
  73     {
  74         struct pending_credentials *entry, *cursor2;
  75         LIST_FOR_EACH_ENTRY_SAFE(entry, cursor2, &pending_credentials_list, struct pending_credentials, entry)
  76         {
  77             list_remove(&entry->entry);
  78
  79             HeapFree(GetProcessHeap(), 0, entry->pszTargetName);
  80             HeapFree(GetProcessHeap(), 0, entry->pszUsername);
  81             HeapFree(GetProcessHeap(), 0, entry->pszPassword);
  82             HeapFree(GetProcessHeap(), 0, entry);
  83         }
  84     }
  85
  86     return TRUE;
  87 }
  88
  89 static DWORD save_credentials(PCWSTR pszTargetName, PCWSTR pszUsername,
  90                               PCWSTR pszPassword)
  91 {
  92     FIXME("save servername %s with username %s\n", debugstr_w(pszTargetName), debugstr_w(pszUsername));
  93     return ERROR_SUCCESS;
  94 }
  95
  96 struct cred_dialog_params
  97 {
  98     PCWSTR pszTargetName;
  99     PCWSTR pszMessageText;
 100     PCWSTR pszCaptionText;
 101     HBITMAP hbmBanner;
 102     PWSTR pszUsername;
 103     ULONG ulUsernameMaxChars;
 104     PWSTR pszPassword;
 105     ULONG ulPasswordMaxChars;
 106     BOOL fSave;
 107     DWORD dwFlags;
 108 };
 109
 110 static INT_PTR CALLBACK CredDialogProc(HWND hwndDlg, UINT uMsg, WPARAM wParam,
 111                                        LPARAM lParam)
 112 {
 113     switch (uMsg)
 114     {
 115         case WM_INITDIALOG:
 116         {
 117             struct cred_dialog_params *params = (struct cred_dialog_params *)lParam;
 118
 119             SetWindowLongPtrW(hwndDlg, DWLP_USER, (LONG_PTR)params);
 120             if (params->pszMessageText)
 121                 SetDlgItemTextW(hwndDlg, IDC_MESSAGE, params->pszMessageText);
 122             else
 123             {
 124                 WCHAR format[256];
 125                 WCHAR message[256];
 126                 LoadStringW(hinstCredUI, IDS_MESSAGEFORMAT, format, sizeof(format)/sizeof(format[0]));
 127                 snprintfW(message, sizeof(message)/sizeof(message[0]), format, params->pszTargetName);
 128                 SetDlgItemTextW(hwndDlg, IDC_MESSAGE, message);
 129             }
 130             SetDlgItemTextW(hwndDlg, IDC_USERNAME, params->pszUsername);
 131             SetDlgItemTextW(hwndDlg, IDC_PASSWORD, params->pszPassword);
 132
 133             if (params->pszUsername[0])
 134                 SetFocus(GetDlgItem(hwndDlg, IDC_PASSWORD));
 135             else
 136                 SetFocus(GetDlgItem(hwndDlg, IDC_USERNAME));
 137
 138             if (params->pszCaptionText)
 139                 SetWindowTextW(hwndDlg, params->pszCaptionText);
 140             else
 141             {
 142                 WCHAR format[256];
 143                 WCHAR title[256];
 144                 LoadStringW(hinstCredUI, IDS_TITLEFORMAT, format, sizeof(format)/sizeof(format[0]));
 145                 snprintfW(title, sizeof(title)/sizeof(title[0]), format, params->pszTargetName);
 146                 SetWindowTextW(hwndDlg, title);
 147             }
 148
 149             if (params->dwFlags & (CREDUI_FLAGS_DO_NOT_PERSIST|CREDUI_FLAGS_PERSIST))
 150                 ShowWindow(GetDlgItem(hwndDlg, IDC_SAVE), SW_HIDE);
 151             else if (params->fSave)
 152                 CheckDlgButton(hwndDlg, IDC_SAVE, BST_CHECKED);
 153
 154             return FALSE;
 155         }
 156         case WM_COMMAND:
 157             switch (wParam)
 158             {
 159                 case MAKELONG(IDOK, BN_CLICKED):
 160                 {
 161                     struct cred_dialog_params *params =
 162                         (struct cred_dialog_params *)GetWindowLongPtrW(hwndDlg, DWLP_USER);
 163                     HWND hwndUsername = GetDlgItem(hwndDlg, IDC_USERNAME);
 164                     LPWSTR user;
 165                     INT len;
 166                     INT len2;
 167
 168                     len = GetWindowTextLengthW(hwndUsername);
 169                     user = HeapAlloc(GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR));
 170                     GetWindowTextW(hwndUsername, user, len + 1);
 171
 172                     if (!user[0])
 173                         return TRUE;
 174
 175                     if (!strchrW(user, '\\') && !strchrW(user, '@'))
 176                     {
 177                         INT len_target = strlenW(params->pszTargetName);
 178                         memcpy(params->pszUsername, params->pszTargetName,
 179                                min(len_target, params->ulUsernameMaxChars) * sizeof(WCHAR));
 180                         if (len_target + 1 < params->ulUsernameMaxChars)
 181                             params->pszUsername[len_target] = '\\';
 182                         if (len_target + 2 < params->ulUsernameMaxChars)
 183                             params->pszUsername[len_target + 1] = '\0';
 184                     }
 185                     else if (params->ulUsernameMaxChars > 0)
 186                         params->pszUsername[0] = '\0';
 187
 188                     len2 = strlenW(params->pszUsername);
 189                     memcpy(params->pszUsername + len2, user, min(len, params->ulUsernameMaxChars - len2) * sizeof(WCHAR));
 190                     if (params->ulUsernameMaxChars)
 191                         params->pszUsername[len2 + min(len, params->ulUsernameMaxChars - len2 - 1)] = '\0';
 192
 193                     HeapFree(GetProcessHeap(), 0, user);
 194
 195                     GetDlgItemTextW(hwndDlg, IDC_PASSWORD, params->pszPassword,
 196                                     params->ulPasswordMaxChars);
 197
 198                     EndDialog(hwndDlg, IDOK);
 199                     return TRUE;
 200                 }
 201                 case MAKELONG(IDCANCEL, BN_CLICKED):
 202                     EndDialog(hwndDlg, IDCANCEL);
 203                     return TRUE;
 204             }
 205             /* fall through */
 206         default:
 207             return FALSE;
 208     }
 209 }
 210
 211 /******************************************************************************
 212  *           CredUIPromptForCredentialsW [CREDUI.@]
 213  */
 214 DWORD WINAPI CredUIPromptForCredentialsW(PCREDUI_INFOW pUIInfo,
 215                                          PCWSTR pszTargetName,
 216                                          PCtxtHandle Reserved,
 217                                          DWORD dwAuthError,
 218                                          PWSTR pszUsername,
 219                                          ULONG ulUsernameMaxChars,
 220                                          PWSTR pszPassword,
 221                                          ULONG ulPasswordMaxChars, PBOOL pfSave,
 222                                          DWORD dwFlags)
 223 {
 224     INT_PTR ret;
 225     struct cred_dialog_params params;
 226     DWORD result = ERROR_SUCCESS;
 227
 228     TRACE("(%p, %s, %p, %d, %s, %d, %p, %d, %p, 0x%08x)\n", pUIInfo,
 229           debugstr_w(pszTargetName), Reserved, dwAuthError, debugstr_w(pszUsername),
 230           ulUsernameMaxChars, pszPassword, ulPasswordMaxChars, pfSave, dwFlags);
 231
 232     if ((dwFlags & (CREDUI_FLAGS_ALWAYS_SHOW_UI|CREDUI_FLAGS_GENERIC_CREDENTIALS)) == CREDUI_FLAGS_ALWAYS_SHOW_UI)
 233         return ERROR_INVALID_FLAGS;
 234
 235     if (!pszTargetName)
 236         return ERROR_INVALID_PARAMETER;
 237
 238     if ((dwFlags & CREDUI_FLAGS_SHOW_SAVE_CHECK_BOX) && !pfSave)
 239         return ERROR_INVALID_PARAMETER;
 240
 241     params.pszTargetName = pszTargetName;
 242     if (pUIInfo)
 243     {
 244         params.pszMessageText = pUIInfo->pszMessageText;
 245         params.pszCaptionText = pUIInfo->pszCaptionText;
 246         params.hbmBanner  = pUIInfo->hbmBanner;
 247     }
 248     else
 249     {
 250         params.pszMessageText = NULL;
 251         params.pszCaptionText = NULL;
 252         params.hbmBanner = NULL;
 253     }
 254     params.pszUsername = pszUsername;
 255     params.ulUsernameMaxChars = ulUsernameMaxChars;
 256     params.pszPassword = pszPassword;
 257     params.ulPasswordMaxChars = ulPasswordMaxChars;
 258     params.fSave = pfSave ? *pfSave : FALSE;
 259     params.dwFlags = dwFlags;
 260
 261     ret = DialogBoxParamW(hinstCredUI, MAKEINTRESOURCEW(IDD_CREDDIALOG),
 262                           pUIInfo ? pUIInfo->hwndParent : NULL,
 263                           CredDialogProc, (LPARAM)&params);
 264     if (ret <= 0)
 265         return GetLastError();
 266
 267     if (ret == IDCANCEL)
 268     {
 269         TRACE("dialog cancelled\n");
 270         return ERROR_CANCELLED;
 271     }
 272
 273     if (pfSave)
 274         *pfSave = params.fSave;
 275
 276     if (params.fSave)
 277     {
 278         if (dwFlags & CREDUI_FLAGS_EXPECT_CONFIRMATION)
 279         {
 280             BOOL found = FALSE;
 281             struct pending_credentials *entry;
 282             int len;
 283
 284             EnterCriticalSection(&csPendingCredentials);
 285
 286             /* find existing pending credentials for the same target and overwrite */
 287             /* FIXME: is this correct? */
 288             LIST_FOR_EACH_ENTRY(entry, &pending_credentials_list, struct pending_credentials, entry)
 289                 if (!strcmpW(pszTargetName, entry->pszTargetName))
 290                 {
 291                     found = TRUE;
 292                     HeapFree(GetProcessHeap(), 0, entry->pszUsername);
 293                     HeapFree(GetProcessHeap(), 0, entry->pszPassword);
 294                 }
 295
 296             if (!found)
 297             {
 298                 entry = HeapAlloc(GetProcessHeap(), 0, sizeof(*entry));
 299                 list_init(&entry->entry);
 300                 len = strlenW(pszTargetName);
 301                 entry->pszTargetName = HeapAlloc(GetProcessHeap(), 0, (len + 1)*sizeof(WCHAR));
 302                 memcpy(entry->pszTargetName, pszTargetName, (len + 1)*sizeof(WCHAR));
 303                 list_add_tail(&entry->entry, &pending_credentials_list);
 304             }
 305
 306             len = strlenW(params.pszUsername);
 307             entry->pszUsername = HeapAlloc(GetProcessHeap(), 0, (len + 1)*sizeof(WCHAR));
 308             memcpy(entry->pszUsername, params.pszUsername, (len + 1)*sizeof(WCHAR));
 309             len = strlenW(params.pszPassword);
 310             entry->pszPassword = HeapAlloc(GetProcessHeap(), 0, (len + 1)*sizeof(WCHAR));
 311             memcpy(entry->pszPassword, params.pszPassword, (len + 1)*sizeof(WCHAR));
 312
 313             LeaveCriticalSection(&csPendingCredentials);
 314         }
 315         else
 316             result = save_credentials(pszTargetName, pszUsername, pszPassword);
 317     }
 318
 319     return result;
 320 }
 321
 322 /******************************************************************************
 323  *           CredUIConfirmCredentialsW [CREDUI.@]
 324  */
 325 DWORD WINAPI CredUIConfirmCredentialsW(PCWSTR pszTargetName, BOOL bConfirm)
 326 {
 327     struct pending_credentials *entry;
 328     DWORD result = ERROR_NOT_FOUND;
 329
 330     TRACE("(%s, %s)\n", debugstr_w(pszTargetName), bConfirm ? "TRUE" : "FALSE");
 331
 332     if (!pszTargetName)
 333         return ERROR_INVALID_PARAMETER;
 334
 335     EnterCriticalSection(&csPendingCredentials);
 336
 337     LIST_FOR_EACH_ENTRY(entry, &pending_credentials_list, struct pending_credentials, entry)
 338     {
 339         if (!strcmpW(pszTargetName, entry->pszTargetName))
 340         {
 341             if (bConfirm)
 342                 result = save_credentials(entry->pszTargetName, entry->pszUsername, entry->pszPassword);
 343             else
 344                 result = ERROR_SUCCESS;
 345
 346             list_remove(&entry->entry);
 347
 348             HeapFree(GetProcessHeap(), 0, entry->pszTargetName);
 349             HeapFree(GetProcessHeap(), 0, entry->pszUsername);
 350             HeapFree(GetProcessHeap(), 0, entry->pszPassword);
 351             HeapFree(GetProcessHeap(), 0, entry);
 352
 353             break;
 354         }
 355     }
 356
 357     LeaveCriticalSection(&csPendingCredentials);
 358
 359     return result;
 360 }
 361
 362 /******************************************************************************
 363  *           CredUIParseUserNameW [CREDUI.@]
 364  */
 365 DWORD WINAPI CredUIParseUserNameW(PCWSTR pszUserName, PWSTR pszUser,
 366                                   ULONG ulMaxUserChars, PWSTR pszDomain,
 367                                   ULONG ulMaxDomainChars)
 368 {
 369     PWSTR p;
 370
 371     TRACE("(%s, %p, %d, %p, %d)\n", debugstr_w(pszUserName), pszUser,
 372           ulMaxUserChars, pszDomain, ulMaxDomainChars);
 373
 374     if (!pszUserName || !pszUser || !ulMaxUserChars || !pszDomain ||
 375         !ulMaxDomainChars)
 376         return ERROR_INVALID_PARAMETER;
 377
 378     /* FIXME: handle marshaled credentials */
 379
 380     p = strchrW(pszUserName, '\\');
 381     if (p)
 382     {
 383         if (p - pszUserName > ulMaxDomainChars - 1)
 384             return ERROR_INSUFFICIENT_BUFFER;
 385         if (strlenW(p + 1) > ulMaxUserChars - 1)
 386             return ERROR_INSUFFICIENT_BUFFER;
 387         strcpyW(pszUser, p + 1);
 388         memcpy(pszDomain, pszUserName, (p - pszUserName)*sizeof(WCHAR));
 389         pszDomain[p - pszUserName] = '\0';
 390
 391         return ERROR_SUCCESS;
 392     }
 393
 394     p = strrchrW(pszUserName, '@');
 395     if (p)
 396     {
 397         if (p + 1 - pszUserName > ulMaxUserChars - 1)
 398             return ERROR_INSUFFICIENT_BUFFER;
 399         if (strlenW(p + 1) > ulMaxDomainChars - 1)
 400             return ERROR_INSUFFICIENT_BUFFER;
 401         strcpyW(pszDomain, p + 1);
 402         memcpy(pszUser, pszUserName, (p - pszUserName)*sizeof(WCHAR));
 403         pszUser[p - pszUserName] = '\0';
 404
 405         return ERROR_SUCCESS;
 406     }
 407
 408     if (strlenW(pszUserName) > ulMaxUserChars - 1)
 409         return ERROR_INSUFFICIENT_BUFFER;
 410     strcpyW(pszUser, pszUserName);
 411     pszDomain[0] = '\0';
 412
 413     return ERROR_SUCCESS;
 414 }
 415
 416 /******************************************************************************
 417  *           CredUIStoreSSOCredA [CREDUI.@]
 418  */
 419 DWORD WINAPI CredUIStoreSSOCredA(PCSTR pszRealm, PCSTR pszUsername,
 420                                  PCSTR pszPassword, BOOL bPersist)
 421 {
 422     FIXME("(%s, %s, %p, %d)\n", debugstr_a(pszRealm), debugstr_a(pszUsername),
 423           pszPassword, bPersist);
 424     return ERROR_SUCCESS;
 425 }
 426
 427 /******************************************************************************
 428  *           CredUIStoreSSOCredW [CREDUI.@]
 429  */
 430 DWORD WINAPI CredUIStoreSSOCredW(PCWSTR pszRealm, PCWSTR pszUsername,
 431                                  PCWSTR pszPassword, BOOL bPersist)
 432 {
 433     FIXME("(%s, %s, %p, %d)\n", debugstr_w(pszRealm), debugstr_w(pszUsername),
 434           pszPassword, bPersist);
 435     return ERROR_SUCCESS;
 436 }
 437
 438 /******************************************************************************
 439  *           CredUIReadSSOCredA [CREDUI.@]
 440  */
 441 DWORD WINAPI CredUIReadSSOCredA(PCSTR pszRealm, PSTR *ppszUsername)
 442 {
 443     FIXME("(%s, %p)\n", debugstr_a(pszRealm), ppszUsername);
 444     if (ppszUsername)
 445         *ppszUsername = NULL;
 446     return ERROR_NOT_FOUND;
 447 }
 448
 449 /******************************************************************************
 450  *           CredUIReadSSOCredW [CREDUI.@]
 451  */
 452 DWORD WINAPI CredUIReadSSOCredW(PCWSTR pszRealm, PWSTR *ppszUsername)
 453 {
 454     FIXME("(%s, %p)\n", debugstr_w(pszRealm), ppszUsername);
 455     if (ppszUsername)
 456         *ppszUsername = NULL;
 457     return ERROR_NOT_FOUND;
 458 }