dlls/propsys/propsys_main.c

   1 /*
   2  * propsys main
   3  *
   4  * Copyright 1997, 2002 Alexandre Julliard
   5  * Copyright 2008 James Hawkins
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #define COBJMACROS
  23
  24 #include <stdarg.h>
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "objbase.h"
  29 #include "rpcproxy.h"
  30 #include "propsys.h"
  31 #include "wine/debug.h"
  32
  33 #include "propsys_private.h"
  34
  35 WINE_DEFAULT_DEBUG_CHANNEL(propsys);
  36
  37 static HINSTANCE propsys_hInstance;
  38
  39 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
  40 {
  41     TRACE("(0x%p, %d, %p)\n", hinstDLL, fdwReason, lpvReserved);
  42
  43     switch (fdwReason)
  44     {
  45         case DLL_WINE_PREATTACH:
  46             return FALSE;    /* prefer native version */
  47         case DLL_PROCESS_ATTACH:
  48             propsys_hInstance = hinstDLL;
  49             DisableThreadLibraryCalls(hinstDLL);
  50             break;
  51     }
  52
  53     return TRUE;
  54 }
  55
  56 HRESULT WINAPI DllRegisterServer(void)
  57 {
  58     return __wine_register_resources( propsys_hInstance );
  59 }
  60
  61 HRESULT WINAPI DllUnregisterServer(void)
  62 {
  63     return __wine_unregister_resources( propsys_hInstance );
  64 }
  65
  66 static HRESULT WINAPI ClassFactory_QueryInterface(IClassFactory *iface, REFIID riid, void **ppv)
  67 {
  68     *ppv = NULL;
  69
  70     if(IsEqualGUID(&IID_IUnknown, riid)) {
  71         TRACE("(%p)->(IID_IUnknown %p)\n", iface, ppv);
  72         *ppv = iface;
  73     }else if(IsEqualGUID(&IID_IClassFactory, riid)) {
  74         TRACE("(%p)->(IID_IClassFactory %p)\n", iface, ppv);
  75         *ppv = iface;
  76     }
  77
  78     if(*ppv) {
  79         IUnknown_AddRef((IUnknown*)*ppv);
  80         return S_OK;
  81     }
  82
  83     FIXME("(%p)->(%s %p)\n", iface, debugstr_guid(riid), ppv);
  84     return E_NOINTERFACE;
  85 }
  86
  87 static ULONG WINAPI ClassFactory_AddRef(IClassFactory *iface)
  88 {
  89     TRACE("(%p)\n", iface);
  90     return 2;
  91 }
  92
  93 static ULONG WINAPI ClassFactory_Release(IClassFactory *iface)
  94 {
  95     TRACE("(%p)\n", iface);
  96     return 1;
  97 }
  98
  99 static HRESULT WINAPI ClassFactory_LockServer(IClassFactory *iface, BOOL fLock)
 100 {
 101     TRACE("(%p)->(%x)\n", iface, fLock);
 102
 103     return S_OK;
 104 }
 105
 106 static HRESULT WINAPI InMemoryPropertyStoreFactory_CreateInstance(IClassFactory *iface, IUnknown *outer,
 107         REFIID riid, void **ppv)
 108 {
 109     TRACE("(%p %s %p)\n", outer, debugstr_guid(riid), ppv);
 110
 111     return PropertyStore_CreateInstance(outer, riid, ppv);
 112 }
 113
 114 static const IClassFactoryVtbl InMemoryPropertyStoreFactoryVtbl = {
 115     ClassFactory_QueryInterface,
 116     ClassFactory_AddRef,
 117     ClassFactory_Release,
 118     InMemoryPropertyStoreFactory_CreateInstance,
 119     ClassFactory_LockServer
 120 };
 121
 122 static IClassFactory InMemoryPropertyStoreFactory = { &InMemoryPropertyStoreFactoryVtbl };
 123
 124 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
 125 {
 126     if(IsEqualGUID(&CLSID_InMemoryPropertyStore, rclsid)) {
 127         TRACE("(CLSID_InMemoryPropertyStore %s %p)\n", debugstr_guid(riid), ppv);
 128         return IClassFactory_QueryInterface(&InMemoryPropertyStoreFactory, riid, ppv);
 129     }
 130
 131     FIXME("%s %s %p\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 132     return CLASS_E_CLASSNOTAVAILABLE;
 133 }
 134
 135 HRESULT WINAPI DllCanUnloadNow(void)
 136 {
 137     return S_FALSE;
 138 }
 139
 140 static HRESULT WINAPI propsys_QueryInterface(IPropertySystem *iface, REFIID riid, void **obj)
 141 {
 142     *obj = NULL;
 143
 144     if (IsEqualIID(riid, &IID_IPropertySystem) || IsEqualIID(riid, &IID_IUnknown)) {
 145         *obj = iface;
 146         IPropertySystem_AddRef(iface);
 147         return S_OK;
 148     }
 149
 150     FIXME("%s\n", debugstr_guid(riid));
 151     return E_NOINTERFACE;
 152 }
 153
 154 static ULONG WINAPI propsys_AddRef(IPropertySystem *iface)
 155 {
 156     return 2;
 157 }
 158
 159 static ULONG WINAPI propsys_Release(IPropertySystem *iface)
 160 {
 161     return 1;
 162 }
 163
 164 static HRESULT WINAPI propsys_GetPropertyDescription(IPropertySystem *iface,
 165     REFPROPERTYKEY propkey, REFIID riid, void **ppv)
 166 {
 167     return PSGetPropertyDescription(propkey, riid, ppv);
 168 }
 169
 170 static HRESULT WINAPI propsys_GetPropertyDescriptionByName(IPropertySystem *iface,
 171     LPCWSTR canonical_name, REFIID riid, void **ppv)
 172 {
 173     FIXME("%s %s %p: stub\n", debugstr_w(canonical_name), debugstr_guid(riid), ppv);
 174     return E_NOTIMPL;
 175 }
 176
 177 static HRESULT WINAPI propsys_GetPropertyDescriptionListFromString(IPropertySystem *iface,
 178     LPCWSTR proplist, REFIID riid, void **ppv)
 179 {
 180     return PSGetPropertyDescriptionListFromString(proplist, riid, ppv);
 181 }
 182
 183 static HRESULT WINAPI propsys_EnumeratePropertyDescriptions(IPropertySystem *iface,
 184     PROPDESC_ENUMFILTER filter, REFIID riid, void **ppv)
 185 {
 186     FIXME("%d %s %p: stub\n", filter, debugstr_guid(riid), ppv);
 187     return E_NOTIMPL;
 188 }
 189
 190 static HRESULT WINAPI propsys_FormatForDisplay(IPropertySystem *iface,
 191     REFPROPERTYKEY key, REFPROPVARIANT propvar, PROPDESC_FORMAT_FLAGS flags,
 192     LPWSTR dest, DWORD destlen)
 193 {
 194     FIXME("%p %p %x %p %d: stub\n", key, propvar, flags, dest, destlen);
 195     return E_NOTIMPL;
 196 }
 197
 198 static HRESULT WINAPI propsys_FormatForDisplayAlloc(IPropertySystem *iface,
 199     REFPROPERTYKEY key, REFPROPVARIANT propvar, PROPDESC_FORMAT_FLAGS flags,
 200     LPWSTR *text)
 201 {
 202     FIXME("%p %p %x %p: stub\n", key, propvar, flags, text);
 203     return E_NOTIMPL;
 204 }
 205
 206 static HRESULT WINAPI propsys_RegisterPropertySchema(IPropertySystem *iface, LPCWSTR path)
 207 {
 208     return PSRegisterPropertySchema(path);
 209 }
 210
 211 static HRESULT WINAPI propsys_UnregisterPropertySchema(IPropertySystem *iface, LPCWSTR path)
 212 {
 213     return PSUnregisterPropertySchema(path);
 214 }
 215
 216 static HRESULT WINAPI propsys_RefreshPropertySchema(IPropertySystem *iface)
 217 {
 218     return PSRefreshPropertySchema();
 219 }
 220
 221 static const IPropertySystemVtbl propsysvtbl = {
 222     propsys_QueryInterface,
 223     propsys_AddRef,
 224     propsys_Release,
 225     propsys_GetPropertyDescription,
 226     propsys_GetPropertyDescriptionByName,
 227     propsys_GetPropertyDescriptionListFromString,
 228     propsys_EnumeratePropertyDescriptions,
 229     propsys_FormatForDisplay,
 230     propsys_FormatForDisplayAlloc,
 231     propsys_RegisterPropertySchema,
 232     propsys_UnregisterPropertySchema,
 233     propsys_RefreshPropertySchema
 234 };
 235
 236 static IPropertySystem propsys = { &propsysvtbl };
 237
 238 HRESULT WINAPI PSGetPropertySystem(REFIID riid, void **obj)
 239 {
 240     return IPropertySystem_QueryInterface(&propsys, riid, obj);
 241 }
 242
 243 HRESULT WINAPI PSRegisterPropertySchema(PCWSTR path)
 244 {
 245     FIXME("%s stub\n", debugstr_w(path));
 246
 247     return S_OK;
 248 }
 249
 250 HRESULT WINAPI PSUnregisterPropertySchema(PCWSTR path)
 251 {
 252     FIXME("%s stub\n", debugstr_w(path));
 253
 254     return E_NOTIMPL;
 255 }
 256
 257 HRESULT WINAPI PSGetPropertyDescription(REFPROPERTYKEY propkey, REFIID riid, void **ppv)
 258 {
 259     FIXME("%p, %p, %p\n", propkey, riid, ppv);
 260     return E_NOTIMPL;
 261 }
 262
 263 HRESULT WINAPI PSGetPropertyDescriptionListFromString(LPCWSTR proplist, REFIID riid, void **ppv)
 264 {
 265     FIXME("%s, %p, %p\n", debugstr_w(proplist), riid, ppv);
 266     return E_NOTIMPL;
 267 }
 268
 269 HRESULT WINAPI PSGetPropertyKeyFromName(PCWSTR name, PROPERTYKEY *key)
 270 {
 271     FIXME("%s, %p\n", debugstr_w(name), key);
 272     return E_NOTIMPL;
 273 }
 274
 275 HRESULT WINAPI PSRefreshPropertySchema(void)
 276 {
 277     FIXME("\n");
 278     return S_OK;
 279 }
 280
 281 HRESULT WINAPI PSStringFromPropertyKey(REFPROPERTYKEY pkey, LPWSTR psz, UINT cch)
 282 {
 283     static const WCHAR guid_fmtW[] = {'{','%','0','8','X','-','%','0','4','X','-',
 284                                       '%','0','4','X','-','%','0','2','X','%','0','2','X','-',
 285                                       '%','0','2','X','%','0','2','X','%','0','2','X',
 286                                       '%','0','2','X','%','0','2','X','%','0','2','X','}',0};
 287     static const WCHAR pid_fmtW[] = {'%','u',0};
 288
 289     WCHAR pidW[PKEY_PIDSTR_MAX + 1];
 290     LPWSTR p = psz;
 291     int len;
 292
 293     TRACE("(%p, %p, %u)\n", pkey, psz, cch);
 294
 295     if (!psz)
 296         return E_POINTER;
 297
 298     /* GUIDSTRING_MAX accounts for null terminator, +1 for space character. */
 299     if (cch <= GUIDSTRING_MAX + 1)
 300         return E_NOT_SUFFICIENT_BUFFER;
 301
 302     if (!pkey)
 303     {
 304         psz[0] = '\0';
 305         return E_NOT_SUFFICIENT_BUFFER;
 306     }
 307
 308     swprintf(psz, cch, guid_fmtW, pkey->fmtid.Data1, pkey->fmtid.Data2,
 309              pkey->fmtid.Data3, pkey->fmtid.Data4[0], pkey->fmtid.Data4[1],
 310              pkey->fmtid.Data4[2], pkey->fmtid.Data4[3], pkey->fmtid.Data4[4],
 311              pkey->fmtid.Data4[5], pkey->fmtid.Data4[6], pkey->fmtid.Data4[7]);
 312
 313     /* Overwrite the null terminator with the space character. */
 314     p += GUIDSTRING_MAX - 1;
 315     *p++ = ' ';
 316     cch -= GUIDSTRING_MAX - 1 + 1;
 317
 318     len = swprintf(pidW, ARRAY_SIZE(pidW), pid_fmtW, pkey->pid);
 319
 320     if (cch >= len + 1)
 321     {
 322         lstrcpyW(p, pidW);
 323         return S_OK;
 324     }
 325     else
 326     {
 327         WCHAR *ptr = pidW + len - 1;
 328
 329         psz[0] = '\0';
 330         *p++ = '\0';
 331         cch--;
 332
 333         /* Replicate a quirk of the native implementation where the contents
 334          * of the property ID string are written backwards to the output
 335          * buffer, skipping the rightmost digit. */
 336         if (cch)
 337         {
 338             ptr--;
 339             while (cch--)
 340                 *p++ = *ptr--;
 341         }
 342
 343         return E_NOT_SUFFICIENT_BUFFER;
 344     }
 345 }
 346
 347 static const BYTE hex2bin[] =
 348 {
 349     0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,        /* 0x00 */
 350     0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,        /* 0x10 */
 351     0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,        /* 0x20 */
 352     0,1,2,3,4,5,6,7,8,9,0,0,0,0,0,0,        /* 0x30 */
 353     0,10,11,12,13,14,15,0,0,0,0,0,0,0,0,0,  /* 0x40 */
 354     0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,        /* 0x50 */
 355     0,10,11,12,13,14,15                     /* 0x60 */
 356 };
 357
 358 static BOOL validate_indices(LPCWSTR s, int min, int max)
 359 {
 360     int i;
 361
 362     for (i = min; i <= max; i++)
 363     {
 364         if (!s[i])
 365             return FALSE;
 366
 367         if (i == 0)
 368         {
 369             if (s[i] != '{')
 370                 return FALSE;
 371         }
 372         else if (i == 9 || i == 14 || i == 19 || i == 24)
 373         {
 374             if (s[i] != '-')
 375                 return FALSE;
 376         }
 377         else if (i == 37)
 378         {
 379             if (s[i] != '}')
 380                 return FALSE;
 381         }
 382         else
 383         {
 384             if (s[i] > 'f' || (!hex2bin[s[i]] && s[i] != '0'))
 385                 return FALSE;
 386         }
 387     }
 388
 389     return TRUE;
 390 }
 391
 392 /* Adapted from CLSIDFromString helper in dlls/ole32/compobj.c and
 393  * UuidFromString in dlls/rpcrt4/rpcrt4_main.c. */
 394 static BOOL string_to_guid(LPCWSTR s, LPGUID id)
 395 {
 396     /* in form {XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX} */
 397
 398     if (!validate_indices(s, 0, 8)) return FALSE;
 399     id->Data1 = (hex2bin[s[1]] << 28 | hex2bin[s[2]] << 24 | hex2bin[s[3]] << 20 | hex2bin[s[4]] << 16 |
 400                  hex2bin[s[5]] << 12 | hex2bin[s[6]] << 8  | hex2bin[s[7]] << 4  | hex2bin[s[8]]);
 401     if (!validate_indices(s, 9, 14)) return FALSE;
 402     id->Data2 = hex2bin[s[10]] << 12 | hex2bin[s[11]] << 8 | hex2bin[s[12]] << 4 | hex2bin[s[13]];
 403     if (!validate_indices(s, 15, 19)) return FALSE;
 404     id->Data3 = hex2bin[s[15]] << 12 | hex2bin[s[16]] << 8 | hex2bin[s[17]] << 4 | hex2bin[s[18]];
 405
 406     /* these are just sequential bytes */
 407
 408     if (!validate_indices(s, 20, 21)) return FALSE;
 409     id->Data4[0] = hex2bin[s[20]] << 4 | hex2bin[s[21]];
 410     if (!validate_indices(s, 22, 24)) return FALSE;
 411     id->Data4[1] = hex2bin[s[22]] << 4 | hex2bin[s[23]];
 412
 413     if (!validate_indices(s, 25, 26)) return FALSE;
 414     id->Data4[2] = hex2bin[s[25]] << 4 | hex2bin[s[26]];
 415     if (!validate_indices(s, 27, 28)) return FALSE;
 416     id->Data4[3] = hex2bin[s[27]] << 4 | hex2bin[s[28]];
 417     if (!validate_indices(s, 29, 30)) return FALSE;
 418     id->Data4[4] = hex2bin[s[29]] << 4 | hex2bin[s[30]];
 419     if (!validate_indices(s, 31, 32)) return FALSE;
 420     id->Data4[5] = hex2bin[s[31]] << 4 | hex2bin[s[32]];
 421     if (!validate_indices(s, 33, 34)) return FALSE;
 422     id->Data4[6] = hex2bin[s[33]] << 4 | hex2bin[s[34]];
 423     if (!validate_indices(s, 35, 37)) return FALSE;
 424     id->Data4[7] = hex2bin[s[35]] << 4 | hex2bin[s[36]];
 425
 426     return TRUE;
 427 }
 428
 429 HRESULT WINAPI PSPropertyKeyFromString(LPCWSTR pszString, PROPERTYKEY *pkey)
 430 {
 431     BOOL has_minus = FALSE, has_comma = FALSE;
 432
 433     TRACE("(%s, %p)\n", debugstr_w(pszString), pkey);
 434
 435     if (!pszString || !pkey)
 436         return E_POINTER;
 437
 438     memset(pkey, 0, sizeof(PROPERTYKEY));
 439
 440     if (!string_to_guid(pszString, &pkey->fmtid))
 441         return E_INVALIDARG;
 442
 443     pszString += GUIDSTRING_MAX - 1;
 444
 445     if (!*pszString)
 446         return E_INVALIDARG;
 447
 448     /* Only the space seems to be recognized as whitespace. The comma is only
 449      * recognized once and processing terminates if another comma is found. */
 450     while (*pszString == ' ' || *pszString == ',')
 451     {
 452         if (*pszString == ',')
 453         {
 454             if (has_comma)
 455                 return S_OK;
 456             else
 457                 has_comma = TRUE;
 458         }
 459         pszString++;
 460     }
 461
 462     if (!*pszString)
 463         return E_INVALIDARG;
 464
 465     /* Only two minus signs are recognized if no comma is detected. The first
 466      * sign is ignored, and the second is interpreted. If a comma is detected
 467      * before the minus sign, then only one minus sign counts, and property ID
 468      * interpretation begins with the next character. */
 469     if (has_comma)
 470     {
 471         if (*pszString == '-')
 472         {
 473             has_minus = TRUE;
 474             pszString++;
 475         }
 476     }
 477     else
 478     {
 479         if (*pszString == '-')
 480             pszString++;
 481
 482         /* Skip any intermediate spaces after the first minus sign. */
 483         while (*pszString == ' ')
 484             pszString++;
 485
 486         if (*pszString == '-')
 487         {
 488             has_minus = TRUE;
 489             pszString++;
 490         }
 491
 492         /* Skip any remaining spaces after minus sign. */
 493         while (*pszString == ' ')
 494             pszString++;
 495     }
 496
 497     /* Overflow is not checked. */
 498     while (iswdigit(*pszString))
 499     {
 500         pkey->pid *= 10;
 501         pkey->pid += (*pszString - '0');
 502         pszString++;
 503     }
 504
 505     if (has_minus)
 506         pkey->pid = ~pkey->pid + 1;
 507
 508     return S_OK;
 509 }
 510
 511 HRESULT WINAPI PSCreateMemoryPropertyStore(REFIID riid, void **ppv)
 512 {
 513     TRACE("(%s, %p)\n", debugstr_guid(riid), ppv);
 514
 515     return PropertyStore_CreateInstance(NULL, riid, ppv);
 516 }