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 HRESULT WINAPI ClassFactory_QueryInterface(IClassFactory *iface, REFIID riid, void **ppv)
  38 {
  39     *ppv = NULL;
  40
  41     if(IsEqualGUID(&IID_IUnknown, riid)) {
  42         TRACE("(%p)->(IID_IUnknown %p)\n", iface, ppv);
  43         *ppv = iface;
  44     }else if(IsEqualGUID(&IID_IClassFactory, riid)) {
  45         TRACE("(%p)->(IID_IClassFactory %p)\n", iface, ppv);
  46         *ppv = iface;
  47     }
  48
  49     if(*ppv) {
  50         IUnknown_AddRef((IUnknown*)*ppv);
  51         return S_OK;
  52     }
  53
  54     FIXME("(%p)->(%s %p)\n", iface, debugstr_guid(riid), ppv);
  55     return E_NOINTERFACE;
  56 }
  57
  58 static ULONG WINAPI ClassFactory_AddRef(IClassFactory *iface)
  59 {
  60     TRACE("(%p)\n", iface);
  61     return 2;
  62 }
  63
  64 static ULONG WINAPI ClassFactory_Release(IClassFactory *iface)
  65 {
  66     TRACE("(%p)\n", iface);
  67     return 1;
  68 }
  69
  70 static HRESULT WINAPI ClassFactory_LockServer(IClassFactory *iface, BOOL fLock)
  71 {
  72     TRACE("(%p)->(%x)\n", iface, fLock);
  73
  74     return S_OK;
  75 }
  76
  77 static HRESULT WINAPI InMemoryPropertyStoreFactory_CreateInstance(IClassFactory *iface, IUnknown *outer,
  78         REFIID riid, void **ppv)
  79 {
  80     TRACE("(%p %s %p)\n", outer, debugstr_guid(riid), ppv);
  81
  82     return PropertyStore_CreateInstance(outer, riid, ppv);
  83 }
  84
  85 static const IClassFactoryVtbl InMemoryPropertyStoreFactoryVtbl = {
  86     ClassFactory_QueryInterface,
  87     ClassFactory_AddRef,
  88     ClassFactory_Release,
  89     InMemoryPropertyStoreFactory_CreateInstance,
  90     ClassFactory_LockServer
  91 };
  92
  93 static IClassFactory InMemoryPropertyStoreFactory = { &InMemoryPropertyStoreFactoryVtbl };
  94
  95 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
  96 {
  97     if(IsEqualGUID(&CLSID_InMemoryPropertyStore, rclsid)) {
  98         TRACE("(CLSID_InMemoryPropertyStore %s %p)\n", debugstr_guid(riid), ppv);
  99         return IClassFactory_QueryInterface(&InMemoryPropertyStoreFactory, riid, ppv);
 100     }
 101
 102     FIXME("%s %s %p\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 103     return CLASS_E_CLASSNOTAVAILABLE;
 104 }
 105
 106 static HRESULT WINAPI propsys_QueryInterface(IPropertySystem *iface, REFIID riid, void **obj)
 107 {
 108     *obj = NULL;
 109
 110     if (IsEqualIID(riid, &IID_IPropertySystem) || IsEqualIID(riid, &IID_IUnknown)) {
 111         *obj = iface;
 112         IPropertySystem_AddRef(iface);
 113         return S_OK;
 114     }
 115
 116     FIXME("%s\n", debugstr_guid(riid));
 117     return E_NOINTERFACE;
 118 }
 119
 120 static ULONG WINAPI propsys_AddRef(IPropertySystem *iface)
 121 {
 122     return 2;
 123 }
 124
 125 static ULONG WINAPI propsys_Release(IPropertySystem *iface)
 126 {
 127     return 1;
 128 }
 129
 130 static HRESULT WINAPI propsys_GetPropertyDescription(IPropertySystem *iface,
 131     REFPROPERTYKEY propkey, REFIID riid, void **ppv)
 132 {
 133     return PSGetPropertyDescription(propkey, riid, ppv);
 134 }
 135
 136 static HRESULT WINAPI propsys_GetPropertyDescriptionByName(IPropertySystem *iface,
 137     LPCWSTR canonical_name, REFIID riid, void **ppv)
 138 {
 139     FIXME("%s %s %p: stub\n", debugstr_w(canonical_name), debugstr_guid(riid), ppv);
 140     return E_NOTIMPL;
 141 }
 142
 143 static HRESULT WINAPI propsys_GetPropertyDescriptionListFromString(IPropertySystem *iface,
 144     LPCWSTR proplist, REFIID riid, void **ppv)
 145 {
 146     return PSGetPropertyDescriptionListFromString(proplist, riid, ppv);
 147 }
 148
 149 static HRESULT WINAPI propsys_EnumeratePropertyDescriptions(IPropertySystem *iface,
 150     PROPDESC_ENUMFILTER filter, REFIID riid, void **ppv)
 151 {
 152     FIXME("%d %s %p: stub\n", filter, debugstr_guid(riid), ppv);
 153     return E_NOTIMPL;
 154 }
 155
 156 static HRESULT WINAPI propsys_FormatForDisplay(IPropertySystem *iface,
 157     REFPROPERTYKEY key, REFPROPVARIANT propvar, PROPDESC_FORMAT_FLAGS flags,
 158     LPWSTR dest, DWORD destlen)
 159 {
 160     FIXME("%p %p %x %p %d: stub\n", key, propvar, flags, dest, destlen);
 161     return E_NOTIMPL;
 162 }
 163
 164 static HRESULT WINAPI propsys_FormatForDisplayAlloc(IPropertySystem *iface,
 165     REFPROPERTYKEY key, REFPROPVARIANT propvar, PROPDESC_FORMAT_FLAGS flags,
 166     LPWSTR *text)
 167 {
 168     FIXME("%p %p %x %p: stub\n", key, propvar, flags, text);
 169     return E_NOTIMPL;
 170 }
 171
 172 static HRESULT WINAPI propsys_RegisterPropertySchema(IPropertySystem *iface, LPCWSTR path)
 173 {
 174     return PSRegisterPropertySchema(path);
 175 }
 176
 177 static HRESULT WINAPI propsys_UnregisterPropertySchema(IPropertySystem *iface, LPCWSTR path)
 178 {
 179     return PSUnregisterPropertySchema(path);
 180 }
 181
 182 static HRESULT WINAPI propsys_RefreshPropertySchema(IPropertySystem *iface)
 183 {
 184     return PSRefreshPropertySchema();
 185 }
 186
 187 static const IPropertySystemVtbl propsysvtbl = {
 188     propsys_QueryInterface,
 189     propsys_AddRef,
 190     propsys_Release,
 191     propsys_GetPropertyDescription,
 192     propsys_GetPropertyDescriptionByName,
 193     propsys_GetPropertyDescriptionListFromString,
 194     propsys_EnumeratePropertyDescriptions,
 195     propsys_FormatForDisplay,
 196     propsys_FormatForDisplayAlloc,
 197     propsys_RegisterPropertySchema,
 198     propsys_UnregisterPropertySchema,
 199     propsys_RefreshPropertySchema
 200 };
 201
 202 static IPropertySystem propsys = { &propsysvtbl };
 203
 204 HRESULT WINAPI PSGetPropertySystem(REFIID riid, void **obj)
 205 {
 206     return IPropertySystem_QueryInterface(&propsys, riid, obj);
 207 }
 208
 209 HRESULT WINAPI PSRegisterPropertySchema(PCWSTR path)
 210 {
 211     FIXME("%s stub\n", debugstr_w(path));
 212
 213     return S_OK;
 214 }
 215
 216 HRESULT WINAPI PSUnregisterPropertySchema(PCWSTR path)
 217 {
 218     FIXME("%s stub\n", debugstr_w(path));
 219
 220     return E_NOTIMPL;
 221 }
 222
 223 HRESULT WINAPI PSGetPropertyDescription(REFPROPERTYKEY propkey, REFIID riid, void **ppv)
 224 {
 225     FIXME("%p, %p, %p\n", propkey, riid, ppv);
 226     return E_NOTIMPL;
 227 }
 228
 229 HRESULT WINAPI PSGetPropertyDescriptionListFromString(LPCWSTR proplist, REFIID riid, void **ppv)
 230 {
 231     FIXME("%s, %p, %p\n", debugstr_w(proplist), riid, ppv);
 232     return E_NOTIMPL;
 233 }
 234
 235 HRESULT WINAPI PSGetPropertyKeyFromName(PCWSTR name, PROPERTYKEY *key)
 236 {
 237     FIXME("%s, %p\n", debugstr_w(name), key);
 238     return E_NOTIMPL;
 239 }
 240
 241 HRESULT WINAPI PSRefreshPropertySchema(void)
 242 {
 243     FIXME("\n");
 244     return S_OK;
 245 }
 246
 247 HRESULT WINAPI PSStringFromPropertyKey(REFPROPERTYKEY pkey, LPWSTR psz, UINT cch)
 248 {
 249     WCHAR pidW[PKEY_PIDSTR_MAX + 1];
 250     LPWSTR p = psz;
 251     int len;
 252
 253     TRACE("(%p, %p, %u)\n", pkey, psz, cch);
 254
 255     if (!psz)
 256         return E_POINTER;
 257
 258     /* GUIDSTRING_MAX accounts for null terminator, +1 for space character. */
 259     if (cch <= GUIDSTRING_MAX + 1)
 260         return E_NOT_SUFFICIENT_BUFFER;
 261
 262     if (!pkey)
 263     {
 264         psz[0] = '\0';
 265         return E_NOT_SUFFICIENT_BUFFER;
 266     }
 267
 268     swprintf(psz, cch, L"{%08X-%04X-%04X-%02X%02X-%02X%02X%02X%02X%02X%02X}", pkey->fmtid.Data1,
 269              pkey->fmtid.Data2, pkey->fmtid.Data3, pkey->fmtid.Data4[0], pkey->fmtid.Data4[1],
 270              pkey->fmtid.Data4[2], pkey->fmtid.Data4[3], pkey->fmtid.Data4[4],
 271              pkey->fmtid.Data4[5], pkey->fmtid.Data4[6], pkey->fmtid.Data4[7]);
 272
 273     /* Overwrite the null terminator with the space character. */
 274     p += GUIDSTRING_MAX - 1;
 275     *p++ = ' ';
 276     cch -= GUIDSTRING_MAX - 1 + 1;
 277
 278     len = swprintf(pidW, ARRAY_SIZE(pidW), L"%u", pkey->pid);
 279
 280     if (cch >= len + 1)
 281     {
 282         lstrcpyW(p, pidW);
 283         return S_OK;
 284     }
 285     else
 286     {
 287         WCHAR *ptr = pidW + len - 1;
 288
 289         psz[0] = '\0';
 290         *p++ = '\0';
 291         cch--;
 292
 293         /* Replicate a quirk of the native implementation where the contents
 294          * of the property ID string are written backwards to the output
 295          * buffer, skipping the rightmost digit. */
 296         if (cch)
 297         {
 298             ptr--;
 299             while (cch--)
 300                 *p++ = *ptr--;
 301         }
 302
 303         return E_NOT_SUFFICIENT_BUFFER;
 304     }
 305 }
 306
 307 static const BYTE hex2bin[] =
 308 {
 309     0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,        /* 0x00 */
 310     0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,        /* 0x10 */
 311     0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,        /* 0x20 */
 312     0,1,2,3,4,5,6,7,8,9,0,0,0,0,0,0,        /* 0x30 */
 313     0,10,11,12,13,14,15,0,0,0,0,0,0,0,0,0,  /* 0x40 */
 314     0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,        /* 0x50 */
 315     0,10,11,12,13,14,15                     /* 0x60 */
 316 };
 317
 318 static BOOL validate_indices(LPCWSTR s, int min, int max)
 319 {
 320     int i;
 321
 322     for (i = min; i <= max; i++)
 323     {
 324         if (!s[i])
 325             return FALSE;
 326
 327         if (i == 0)
 328         {
 329             if (s[i] != '{')
 330                 return FALSE;
 331         }
 332         else if (i == 9 || i == 14 || i == 19 || i == 24)
 333         {
 334             if (s[i] != '-')
 335                 return FALSE;
 336         }
 337         else if (i == 37)
 338         {
 339             if (s[i] != '}')
 340                 return FALSE;
 341         }
 342         else
 343         {
 344             if (s[i] > 'f' || (!hex2bin[s[i]] && s[i] != '0'))
 345                 return FALSE;
 346         }
 347     }
 348
 349     return TRUE;
 350 }
 351
 352 /* Adapted from CLSIDFromString helper in dlls/ole32/compobj.c and
 353  * UuidFromString in dlls/rpcrt4/rpcrt4_main.c. */
 354 static BOOL string_to_guid(LPCWSTR s, LPGUID id)
 355 {
 356     /* in form {XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX} */
 357
 358     if (!validate_indices(s, 0, 8)) return FALSE;
 359     id->Data1 = (hex2bin[s[1]] << 28 | hex2bin[s[2]] << 24 | hex2bin[s[3]] << 20 | hex2bin[s[4]] << 16 |
 360                  hex2bin[s[5]] << 12 | hex2bin[s[6]] << 8  | hex2bin[s[7]] << 4  | hex2bin[s[8]]);
 361     if (!validate_indices(s, 9, 14)) return FALSE;
 362     id->Data2 = hex2bin[s[10]] << 12 | hex2bin[s[11]] << 8 | hex2bin[s[12]] << 4 | hex2bin[s[13]];
 363     if (!validate_indices(s, 15, 19)) return FALSE;
 364     id->Data3 = hex2bin[s[15]] << 12 | hex2bin[s[16]] << 8 | hex2bin[s[17]] << 4 | hex2bin[s[18]];
 365
 366     /* these are just sequential bytes */
 367
 368     if (!validate_indices(s, 20, 21)) return FALSE;
 369     id->Data4[0] = hex2bin[s[20]] << 4 | hex2bin[s[21]];
 370     if (!validate_indices(s, 22, 24)) return FALSE;
 371     id->Data4[1] = hex2bin[s[22]] << 4 | hex2bin[s[23]];
 372
 373     if (!validate_indices(s, 25, 26)) return FALSE;
 374     id->Data4[2] = hex2bin[s[25]] << 4 | hex2bin[s[26]];
 375     if (!validate_indices(s, 27, 28)) return FALSE;
 376     id->Data4[3] = hex2bin[s[27]] << 4 | hex2bin[s[28]];
 377     if (!validate_indices(s, 29, 30)) return FALSE;
 378     id->Data4[4] = hex2bin[s[29]] << 4 | hex2bin[s[30]];
 379     if (!validate_indices(s, 31, 32)) return FALSE;
 380     id->Data4[5] = hex2bin[s[31]] << 4 | hex2bin[s[32]];
 381     if (!validate_indices(s, 33, 34)) return FALSE;
 382     id->Data4[6] = hex2bin[s[33]] << 4 | hex2bin[s[34]];
 383     if (!validate_indices(s, 35, 37)) return FALSE;
 384     id->Data4[7] = hex2bin[s[35]] << 4 | hex2bin[s[36]];
 385
 386     return TRUE;
 387 }
 388
 389 HRESULT WINAPI PSPropertyKeyFromString(LPCWSTR pszString, PROPERTYKEY *pkey)
 390 {
 391     BOOL has_minus = FALSE, has_comma = FALSE;
 392
 393     TRACE("(%s, %p)\n", debugstr_w(pszString), pkey);
 394
 395     if (!pszString || !pkey)
 396         return E_POINTER;
 397
 398     memset(pkey, 0, sizeof(PROPERTYKEY));
 399
 400     if (!string_to_guid(pszString, &pkey->fmtid))
 401         return E_INVALIDARG;
 402
 403     pszString += GUIDSTRING_MAX - 1;
 404
 405     if (!*pszString)
 406         return E_INVALIDARG;
 407
 408     /* Only the space seems to be recognized as whitespace. The comma is only
 409      * recognized once and processing terminates if another comma is found. */
 410     while (*pszString == ' ' || *pszString == ',')
 411     {
 412         if (*pszString == ',')
 413         {
 414             if (has_comma)
 415                 return S_OK;
 416             else
 417                 has_comma = TRUE;
 418         }
 419         pszString++;
 420     }
 421
 422     if (!*pszString)
 423         return E_INVALIDARG;
 424
 425     /* Only two minus signs are recognized if no comma is detected. The first
 426      * sign is ignored, and the second is interpreted. If a comma is detected
 427      * before the minus sign, then only one minus sign counts, and property ID
 428      * interpretation begins with the next character. */
 429     if (has_comma)
 430     {
 431         if (*pszString == '-')
 432         {
 433             has_minus = TRUE;
 434             pszString++;
 435         }
 436     }
 437     else
 438     {
 439         if (*pszString == '-')
 440             pszString++;
 441
 442         /* Skip any intermediate spaces after the first minus sign. */
 443         while (*pszString == ' ')
 444             pszString++;
 445
 446         if (*pszString == '-')
 447         {
 448             has_minus = TRUE;
 449             pszString++;
 450         }
 451
 452         /* Skip any remaining spaces after minus sign. */
 453         while (*pszString == ' ')
 454             pszString++;
 455     }
 456
 457     /* Overflow is not checked. */
 458     while ('0' <= *pszString && *pszString <= '9')
 459     {
 460         pkey->pid *= 10;
 461         pkey->pid += (*pszString - '0');
 462         pszString++;
 463     }
 464
 465     if (has_minus)
 466         pkey->pid = ~pkey->pid + 1;
 467
 468     return S_OK;
 469 }
 470
 471 HRESULT WINAPI PSCreateMemoryPropertyStore(REFIID riid, void **ppv)
 472 {
 473     TRACE("(%s, %p)\n", debugstr_guid(riid), ppv);
 474
 475     return PropertyStore_CreateInstance(NULL, riid, ppv);
 476 }