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