dll/win32/windowscodecs/metadataquery.c

   1 /*
   2  * Copyright 2016 Andrew Eikum for CodeWeavers
   3  * Copyright 2017 Dmitry Timoshkov
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include "wincodecs_private.h"
  21
  22 #include <propvarutil.h>
  23
  24 static const WCHAR *map_shortname_to_schema(const GUID *format, const WCHAR *name);
  25
  26 typedef struct {
  27     IWICMetadataQueryReader IWICMetadataQueryReader_iface;
  28     LONG ref;
  29     IWICMetadataBlockReader *block;
  30     WCHAR *root;
  31 } QueryReader;
  32
  33 static inline QueryReader *impl_from_IWICMetadataQueryReader(IWICMetadataQueryReader *iface)
  34 {
  35     return CONTAINING_RECORD(iface, QueryReader, IWICMetadataQueryReader_iface);
  36 }
  37
  38 static HRESULT WINAPI mqr_QueryInterface(IWICMetadataQueryReader *iface, REFIID riid,
  39         void **ppvObject)
  40 {
  41     QueryReader *This = impl_from_IWICMetadataQueryReader(iface);
  42
  43     TRACE("(%p,%s,%p)\n", This, debugstr_guid(riid), ppvObject);
  44
  45     if (IsEqualGUID(riid, &IID_IUnknown) ||
  46             IsEqualGUID(riid, &IID_IWICMetadataQueryReader))
  47         *ppvObject = &This->IWICMetadataQueryReader_iface;
  48     else
  49         *ppvObject = NULL;
  50
  51     if (*ppvObject)
  52     {
  53         IUnknown_AddRef((IUnknown*)*ppvObject);
  54         return S_OK;
  55     }
  56
  57     return E_NOINTERFACE;
  58 }
  59
  60 static ULONG WINAPI mqr_AddRef(IWICMetadataQueryReader *iface)
  61 {
  62     QueryReader *This = impl_from_IWICMetadataQueryReader(iface);
  63     ULONG ref = InterlockedIncrement(&This->ref);
  64     TRACE("(%p) refcount=%u\n", This, ref);
  65     return ref;
  66 }
  67
  68 static ULONG WINAPI mqr_Release(IWICMetadataQueryReader *iface)
  69 {
  70     QueryReader *This = impl_from_IWICMetadataQueryReader(iface);
  71     ULONG ref = InterlockedDecrement(&This->ref);
  72     TRACE("(%p) refcount=%u\n", This, ref);
  73     if (!ref)
  74     {
  75         IWICMetadataBlockReader_Release(This->block);
  76         HeapFree(GetProcessHeap(), 0, This->root);
  77         HeapFree(GetProcessHeap(), 0, This);
  78     }
  79     return ref;
  80 }
  81
  82 static HRESULT WINAPI mqr_GetContainerFormat(IWICMetadataQueryReader *iface, GUID *format)
  83 {
  84     QueryReader *This = impl_from_IWICMetadataQueryReader(iface);
  85
  86     TRACE("(%p,%p)\n", This, format);
  87
  88     return IWICMetadataBlockReader_GetContainerFormat(This->block, format);
  89 }
  90
  91 static HRESULT WINAPI mqr_GetLocation(IWICMetadataQueryReader *iface, UINT len, WCHAR *location, UINT *ret_len)
  92 {
  93     static const WCHAR rootW[] = { '/',0 };
  94     QueryReader *This = impl_from_IWICMetadataQueryReader(iface);
  95     const WCHAR *root;
  96     UINT actual_len;
  97
  98     TRACE("(%p,%u,%p,%p)\n", This, len, location, ret_len);
  99
 100     if (!ret_len) return E_INVALIDARG;
 101
 102     root = This->root ? This->root : rootW;
 103     actual_len = lstrlenW(root) + 1;
 104
 105     if (location)
 106     {
 107         if (len < actual_len)
 108             return WINCODEC_ERR_INSUFFICIENTBUFFER;
 109
 110         memcpy(location, root, actual_len * sizeof(WCHAR));
 111     }
 112
 113     *ret_len = actual_len;
 114
 115     return S_OK;
 116 }
 117
 118 struct string_t
 119 {
 120     const WCHAR *str;
 121     int len;
 122 };
 123
 124 static const struct
 125 {
 126     int len;
 127     WCHAR str[10];
 128     VARTYPE vt;
 129 } str2vt[] =
 130 {
 131     { 4, {'c','h','a','r'}, VT_I1 },
 132     { 5, {'u','c','h','a','r'}, VT_UI1 },
 133     { 5, {'s','h','o','r','t'}, VT_I2 },
 134     { 6, {'u','s','h','o','r','t'}, VT_UI2 },
 135     { 4, {'l','o','n','g'}, VT_I4 },
 136     { 5, {'u','l','o','n','g'}, VT_UI4 },
 137     { 3, {'i','n','t'}, VT_I4 },
 138     { 4, {'u','i','n','t'}, VT_UI4 },
 139     { 8, {'l','o','n','g','l','o','n','g'}, VT_I8 },
 140     { 9, {'u','l','o','n','g','l','o','n','g'}, VT_UI8 },
 141     { 5, {'f','l','o','a','t'}, VT_R4 },
 142     { 6, {'d','o','u','b','l','e'}, VT_R8 },
 143     { 3, {'s','t','r'}, VT_LPSTR },
 144     { 4, {'w','s','t','r'}, VT_LPWSTR },
 145     { 4, {'g','u','i','d'}, VT_CLSID },
 146     { 4, {'b','o','o','l'}, VT_BOOL }
 147 };
 148
 149 static VARTYPE map_type(struct string_t *str)
 150 {
 151     UINT i;
 152
 153     for (i = 0; i < sizeof(str2vt)/sizeof(str2vt[0]); i++)
 154     {
 155         if (str2vt[i].len == str->len)
 156         {
 157             if (CompareStringW(LOCALE_SYSTEM_DEFAULT, NORM_IGNORECASE,
 158                 str->str, str->len, str2vt[i].str, str2vt[i].len) == CSTR_EQUAL)
 159                 return str2vt[i].vt;
 160         }
 161     }
 162
 163     WARN("type %s is not recognized\n", wine_dbgstr_wn(str->str, str->len));
 164
 165     return VT_ILLEGAL;
 166 }
 167
 168 static HRESULT get_token(struct string_t *elem, PROPVARIANT *id, PROPVARIANT *schema, int *idx)
 169 {
 170     const WCHAR *start, *end, *p;
 171     WCHAR *bstr;
 172     struct string_t next_elem;
 173     HRESULT hr;
 174
 175     TRACE("%s, len %d\n", wine_dbgstr_wn(elem->str, elem->len), elem->len);
 176
 177     PropVariantInit(id);
 178     PropVariantInit(schema);
 179
 180     if (!elem->len) return S_OK;
 181
 182     start = elem->str;
 183
 184     if (*start == '[')
 185     {
 186         WCHAR *idx_end;
 187
 188         if (start[1] < '0' || start[1] > '9') return DISP_E_TYPEMISMATCH;
 189
 190         *idx = strtolW(start + 1, &idx_end, 10);
 191         if (idx_end > elem->str + elem->len) return WINCODEC_ERR_INVALIDQUERYREQUEST;
 192         if (*idx_end != ']') return WINCODEC_ERR_INVALIDQUERYREQUEST;
 193         if (*idx < 0) return WINCODEC_ERR_INVALIDQUERYREQUEST;
 194         end = idx_end + 1;
 195
 196         next_elem.str = end;
 197         next_elem.len = elem->len - (end - start);
 198         hr = get_token(&next_elem, id, schema, idx);
 199         if (hr != S_OK)
 200         {
 201             TRACE("get_token error %#x\n", hr);
 202             return hr;
 203         }
 204         elem->len = (end - start) + next_elem.len;
 205
 206         TRACE("indexed %s [%d]\n", wine_dbgstr_wn(elem->str, elem->len), *idx);
 207         return S_OK;
 208     }
 209     else if (*start == '{')
 210     {
 211         VARTYPE vt;
 212         PROPVARIANT next_token;
 213
 214         end = memchrW(start + 1, '=', elem->len - 1);
 215         if (!end) return WINCODEC_ERR_INVALIDQUERYREQUEST;
 216         if (end > elem->str + elem->len) return WINCODEC_ERR_INVALIDQUERYREQUEST;
 217
 218         next_elem.str = start + 1;
 219         next_elem.len = end - start - 1;
 220         vt = map_type(&next_elem);
 221         TRACE("type %s => %d\n", wine_dbgstr_wn(next_elem.str, next_elem.len), vt);
 222         if (vt == VT_ILLEGAL) return WINCODEC_ERR_WRONGSTATE;
 223
 224         next_token.vt = VT_BSTR;
 225         next_token.u.bstrVal = SysAllocStringLen(NULL, elem->len - (end - start) + 1);
 226         if (!next_token.u.bstrVal) return E_OUTOFMEMORY;
 227
 228         bstr = next_token.u.bstrVal;
 229
 230         end++;
 231         p = end;
 232         while (*end && *end != '}' && end - start < elem->len)
 233         {
 234             if (*end == '\\') end++;
 235             *bstr++ = *end++;
 236         }
 237         if (*end != '}')
 238         {
 239             PropVariantClear(&next_token);
 240             return WINCODEC_ERR_INVALIDQUERYREQUEST;
 241         }
 242         *bstr = 0;
 243         TRACE("schema/id %s\n", wine_dbgstr_w(next_token.u.bstrVal));
 244
 245         if (vt == VT_CLSID)
 246         {
 247             id->vt = VT_CLSID;
 248             id->u.puuid = CoTaskMemAlloc(sizeof(GUID));
 249             if (!id->u.puuid)
 250             {
 251                 PropVariantClear(&next_token);
 252                 return E_OUTOFMEMORY;
 253             }
 254
 255             hr = UuidFromStringW(next_token.u.bstrVal, id->u.puuid);
 256         }
 257         else
 258             hr = PropVariantChangeType(id, &next_token, 0, vt);
 259         PropVariantClear(&next_token);
 260         if (hr != S_OK)
 261         {
 262             PropVariantClear(id);
 263             PropVariantClear(schema);
 264             return hr;
 265         }
 266
 267         end++;
 268         if (*end == ':')
 269         {
 270             PROPVARIANT next_id, next_schema;
 271             int next_idx = 0;
 272
 273             next_elem.str = end + 1;
 274             next_elem.len = elem->len - (end - start + 1);
 275             hr = get_token(&next_elem, &next_id, &next_schema, &next_idx);
 276             if (hr != S_OK)
 277             {
 278                 TRACE("get_token error %#x\n", hr);
 279                 return hr;
 280             }
 281             elem->len = (end - start + 1) + next_elem.len;
 282
 283             TRACE("id %s [%d]\n", wine_dbgstr_wn(elem->str, elem->len), *idx);
 284
 285             if (next_schema.vt != VT_EMPTY)
 286             {
 287                 PropVariantClear(&next_id);
 288                 PropVariantClear(&next_schema);
 289                 return WINCODEC_ERR_WRONGSTATE;
 290             }
 291
 292             *schema = *id;
 293             *id = next_id;
 294
 295             return S_OK;
 296         }
 297
 298         elem->len = end - start;
 299         return S_OK;
 300     }
 301
 302     end = memchrW(start, '/', elem->len);
 303     if (!end) end = start + elem->len;
 304
 305     p = memchrW(start, ':', end - start);
 306     if (p)
 307     {
 308         next_elem.str = p + 1;
 309         next_elem.len = end - p - 1;
 310
 311         elem->len = p - start;
 312     }
 313     else
 314         elem->len = end - start;
 315
 316     id->vt = VT_BSTR;
 317     id->u.bstrVal = SysAllocStringLen(NULL, elem->len + 1);
 318     if (!id->u.bstrVal) return E_OUTOFMEMORY;
 319
 320     bstr = id->u.bstrVal;
 321     p = elem->str;
 322     while (p - elem->str < elem->len)
 323     {
 324         if (*p == '\\') p++;
 325         *bstr++ = *p++;
 326     }
 327     *bstr = 0;
 328     TRACE("%s [%d]\n", wine_dbgstr_variant((VARIANT *)id), *idx);
 329
 330     if (*p == ':')
 331     {
 332         PROPVARIANT next_id, next_schema;
 333         int next_idx = 0;
 334
 335         hr = get_token(&next_elem, &next_id, &next_schema, &next_idx);
 336         if (hr != S_OK)
 337         {
 338             TRACE("get_token error %#x\n", hr);
 339             PropVariantClear(id);
 340             PropVariantClear(schema);
 341             return hr;
 342         }
 343         elem->len += next_elem.len + 1;
 344
 345         TRACE("id %s [%d]\n", wine_dbgstr_wn(elem->str, elem->len), *idx);
 346
 347         if (next_schema.vt != VT_EMPTY)
 348         {
 349             PropVariantClear(&next_id);
 350             PropVariantClear(&next_schema);
 351             PropVariantClear(id);
 352             PropVariantClear(schema);
 353             return WINCODEC_ERR_WRONGSTATE;
 354         }
 355
 356         *schema = *id;
 357         *id = next_id;
 358     }
 359
 360     return S_OK;
 361 }
 362
 363 static HRESULT find_reader_from_block(IWICMetadataBlockReader *block_reader, UINT index,
 364                                       GUID *guid, IWICMetadataReader **reader)
 365 {
 366     HRESULT hr;
 367     GUID format;
 368     IWICMetadataReader *new_reader;
 369     UINT count, i, matched_index;
 370
 371     *reader = NULL;
 372
 373     hr = IWICMetadataBlockReader_GetCount(block_reader, &count);
 374     if (hr != S_OK) return hr;
 375
 376     matched_index = 0;
 377
 378     for (i = 0; i < count; i++)
 379     {
 380         hr = IWICMetadataBlockReader_GetReaderByIndex(block_reader, i, &new_reader);
 381         if (hr != S_OK) return hr;
 382
 383         hr = IWICMetadataReader_GetMetadataFormat(new_reader, &format);
 384         if (hr == S_OK)
 385         {
 386             if (IsEqualGUID(&format, guid))
 387             {
 388                 if (matched_index == index)
 389                 {
 390                     *reader = new_reader;
 391                     return S_OK;
 392                 }
 393
 394                 matched_index++;
 395             }
 396         }
 397
 398         IWICMetadataReader_Release(new_reader);
 399         if (hr != S_OK) return hr;
 400     }
 401
 402     return WINCODEC_ERR_PROPERTYNOTFOUND;
 403 }
 404
 405 static HRESULT get_next_reader(IWICMetadataReader *reader, UINT index,
 406                                GUID *guid, IWICMetadataReader **new_reader)
 407 {
 408     HRESULT hr;
 409     PROPVARIANT schema, id, value;
 410
 411     *new_reader = NULL;
 412
 413     PropVariantInit(&schema);
 414     PropVariantInit(&id);
 415     PropVariantInit(&value);
 416
 417     if (index)
 418     {
 419         schema.vt = VT_UI2;
 420         schema.u.uiVal = index;
 421     }
 422
 423     id.vt = VT_CLSID;
 424     id.u.puuid = guid;
 425     hr = IWICMetadataReader_GetValue(reader, &schema, &id, &value);
 426     if (hr != S_OK) return hr;
 427
 428     if (value.vt == VT_UNKNOWN)
 429         hr = IUnknown_QueryInterface(value.u.punkVal, &IID_IWICMetadataReader, (void **)new_reader);
 430     else
 431         hr = WINCODEC_ERR_UNEXPECTEDMETADATATYPE;
 432
 433     PropVariantClear(&value);
 434     return hr;
 435 }
 436
 437 static HRESULT WINAPI mqr_GetMetadataByName(IWICMetadataQueryReader *iface, LPCWSTR query, PROPVARIANT *value)
 438 {
 439     QueryReader *This = impl_from_IWICMetadataQueryReader(iface);
 440     struct string_t elem;
 441     WCHAR *full_query;
 442     const WCHAR *p;
 443     int index, len;
 444     PROPVARIANT tk_id, tk_schema, new_value;
 445     GUID guid;
 446     IWICMetadataReader *reader;
 447     HRESULT hr = S_OK;
 448
 449     TRACE("(%p,%s,%p)\n", This, wine_dbgstr_w(query), value);
 450
 451     len = lstrlenW(query) + 1;
 452     if (This->root) len += lstrlenW(This->root);
 453     full_query = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
 454     full_query[0] = 0;
 455     if (This->root)
 456         lstrcpyW(full_query, This->root);
 457     lstrcatW(full_query, query);
 458
 459     PropVariantInit(&tk_id);
 460     PropVariantInit(&tk_schema);
 461     PropVariantInit(&new_value);
 462
 463     reader = NULL;
 464     p = full_query;
 465
 466     while (*p)
 467     {
 468         if (*p != '/')
 469         {
 470             WARN("query should start with '/'\n");
 471             hr = WINCODEC_ERR_PROPERTYNOTSUPPORTED;
 472             break;
 473         }
 474
 475         p++;
 476
 477         index = 0;
 478         elem.str = p;
 479         elem.len = lstrlenW(p);
 480         hr = get_token(&elem, &tk_id, &tk_schema, &index);
 481         if (hr != S_OK)
 482         {
 483             WARN("get_token error %#x\n", hr);
 484             break;
 485         }
 486         TRACE("parsed %d characters: %s, index %d\n", elem.len, wine_dbgstr_wn(elem.str, elem.len), index);
 487         TRACE("id %s, schema %s\n", wine_dbgstr_variant((VARIANT *)&tk_id), wine_dbgstr_variant((VARIANT *)&tk_schema));
 488
 489         if (!elem.len) break;
 490
 491         if (tk_id.vt == VT_CLSID || (tk_id.vt == VT_BSTR && WICMapShortNameToGuid(tk_id.u.bstrVal, &guid) == S_OK))
 492         {
 493             WCHAR *root;
 494
 495             if (tk_schema.vt != VT_EMPTY)
 496             {
 497                 FIXME("unsupported schema vt %u\n", tk_schema.vt);
 498                 PropVariantClear(&tk_schema);
 499             }
 500
 501             if (tk_id.vt == VT_CLSID) guid = *tk_id.u.puuid;
 502
 503             if (reader)
 504             {
 505                 IWICMetadataReader *new_reader;
 506
 507                 hr = get_next_reader(reader, index, &guid, &new_reader);
 508                 IWICMetadataReader_Release(reader);
 509                 reader = new_reader;
 510             }
 511             else
 512                 hr = find_reader_from_block(This->block, index, &guid, &reader);
 513
 514             if (hr != S_OK) break;
 515
 516             root = SysAllocStringLen(NULL, elem.str + elem.len - full_query + 2);
 517             if (!root)
 518             {
 519                 hr = E_OUTOFMEMORY;
 520                 break;
 521             }
 522             lstrcpynW(root, full_query, p - full_query + elem.len + 1);
 523
 524             PropVariantClear(&new_value);
 525             new_value.vt = VT_UNKNOWN;
 526             hr = MetadataQueryReader_CreateInstance(This->block, root, (IWICMetadataQueryReader **)&new_value.u.punkVal);
 527             SysFreeString(root);
 528             if (hr != S_OK) break;
 529         }
 530         else
 531         {
 532             PROPVARIANT schema, id;
 533
 534             if (!reader)
 535             {
 536                 hr = WINCODEC_ERR_INVALIDQUERYREQUEST;
 537                 break;
 538             }
 539
 540             if (tk_schema.vt == VT_BSTR)
 541             {
 542                 hr = IWICMetadataReader_GetMetadataFormat(reader, &guid);
 543                 if (hr != S_OK) break;
 544
 545                 schema.vt = VT_LPWSTR;
 546                 schema.u.pwszVal = (LPWSTR)map_shortname_to_schema(&guid, tk_schema.u.bstrVal);
 547                 if (!schema.u.pwszVal)
 548                     schema.u.pwszVal = tk_schema.u.bstrVal;
 549             }
 550             else
 551                 schema = tk_schema;
 552
 553             if (tk_id.vt == VT_BSTR)
 554             {
 555                 id.vt = VT_LPWSTR;
 556                 id.u.pwszVal = tk_id.u.bstrVal;
 557             }
 558             else
 559                 id = tk_id;
 560
 561             PropVariantClear(&new_value);
 562             hr = IWICMetadataReader_GetValue(reader, &schema, &id, &new_value);
 563             if (hr != S_OK) break;
 564         }
 565
 566         p += elem.len;
 567
 568         PropVariantClear(&tk_id);
 569         PropVariantClear(&tk_schema);
 570     }
 571
 572     if (reader)
 573         IWICMetadataReader_Release(reader);
 574
 575     PropVariantClear(&tk_id);
 576     PropVariantClear(&tk_schema);
 577
 578     if (hr == S_OK)
 579         *value = new_value;
 580     else
 581         PropVariantClear(&new_value);
 582
 583     HeapFree(GetProcessHeap(), 0, full_query);
 584
 585     return hr;
 586 }
 587
 588 static HRESULT WINAPI mqr_GetEnumerator(IWICMetadataQueryReader *iface,
 589         IEnumString **ppIEnumString)
 590 {
 591     QueryReader *This = impl_from_IWICMetadataQueryReader(iface);
 592     FIXME("(%p,%p)\n", This, ppIEnumString);
 593     return E_NOTIMPL;
 594 }
 595
 596 static IWICMetadataQueryReaderVtbl mqr_vtbl = {
 597     mqr_QueryInterface,
 598     mqr_AddRef,
 599     mqr_Release,
 600     mqr_GetContainerFormat,
 601     mqr_GetLocation,
 602     mqr_GetMetadataByName,
 603     mqr_GetEnumerator
 604 };
 605
 606 HRESULT MetadataQueryReader_CreateInstance(IWICMetadataBlockReader *mbr, const WCHAR *root, IWICMetadataQueryReader **out)
 607 {
 608     QueryReader *obj;
 609
 610     obj = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*obj));
 611     if (!obj)
 612         return E_OUTOFMEMORY;
 613
 614     obj->IWICMetadataQueryReader_iface.lpVtbl = &mqr_vtbl;
 615     obj->ref = 1;
 616
 617     IWICMetadataBlockReader_AddRef(mbr);
 618     obj->block = mbr;
 619
 620     obj->root = root ? heap_strdupW(root) : NULL;
 621
 622     *out = &obj->IWICMetadataQueryReader_iface;
 623
 624     return S_OK;
 625 }
 626
 627 static const WCHAR bmpW[] = { 'b','m','p',0 };
 628 static const WCHAR pngW[] = { 'p','n','g',0 };
 629 static const WCHAR icoW[] = { 'i','c','o',0 };
 630 static const WCHAR jpgW[] = { 'j','p','g',0 };
 631 static const WCHAR tiffW[] = { 't','i','f','f',0 };
 632 static const WCHAR gifW[] = { 'g','i','f',0 };
 633 static const WCHAR wmphotoW[] = { 'w','m','p','h','o','t','o',0 };
 634 static const WCHAR unknownW[] = { 'u','n','k','n','o','w','n',0 };
 635 static const WCHAR ifdW[] = { 'i','f','d',0 };
 636 static const WCHAR subW[] = { 's','u','b',0 };
 637 static const WCHAR exifW[] = { 'e','x','i','f',0 };
 638 static const WCHAR gpsW[] = { 'g','p','s',0 };
 639 static const WCHAR interopW[] = { 'i','n','t','e','r','o','p',0 };
 640 static const WCHAR app0W[] = { 'a','p','p','0',0 };
 641 static const WCHAR app1W[] = { 'a','p','p','1',0 };
 642 static const WCHAR app13W[] = { 'a','p','p','1','3',0 };
 643 static const WCHAR iptcW[] = { 'i','p','t','c',0 };
 644 static const WCHAR irbW[] = { 'i','r','b',0 };
 645 static const WCHAR _8bimiptcW[] = { '8','b','i','m','i','p','t','c',0 };
 646 static const WCHAR _8bimResInfoW[] = { '8','b','i','m','R','e','s','I','n','f','o',0 };
 647 static const WCHAR _8bimiptcdigestW[] = { '8','b','i','m','i','p','t','c','d','i','g','e','s','t',0 };
 648 static const WCHAR xmpW[] = { 'x','m','p',0 };
 649 static const WCHAR thumbW[] = { 't','h','u','m','b',0 };
 650 static const WCHAR tEXtW[] = { 't','E','X','t',0 };
 651 static const WCHAR xmpstructW[] = { 'x','m','p','s','t','r','u','c','t',0 };
 652 static const WCHAR xmpbagW[] = { 'x','m','p','b','a','g',0 };
 653 static const WCHAR xmpseqW[] = { 'x','m','p','s','e','q',0 };
 654 static const WCHAR xmpaltW[] = { 'x','m','p','a','l','t',0 };
 655 static const WCHAR logscrdescW[] = { 'l','o','g','s','c','r','d','e','s','c',0 };
 656 static const WCHAR imgdescW[] = { 'i','m','g','d','e','s','c',0 };
 657 static const WCHAR grctlextW[] = { 'g','r','c','t','l','e','x','t',0 };
 658 static const WCHAR appextW[] = { 'a','p','p','e','x','t',0 };
 659 static const WCHAR chrominanceW[] = { 'c','h','r','o','m','i','n','a','n','c','e',0 };
 660 static const WCHAR luminanceW[] = { 'l','u','m','i','n','a','n','c','e',0 };
 661 static const WCHAR comW[] = { 'c','o','m',0 };
 662 static const WCHAR commentextW[] = { 'c','o','m','m','e','n','t','e','x','t',0 };
 663 static const WCHAR gAMAW[] = { 'g','A','M','A',0 };
 664 static const WCHAR bKGDW[] = { 'b','K','G','D',0 };
 665 static const WCHAR iTXtW[] = { 'i','T','X','t',0 };
 666 static const WCHAR cHRMW[] = { 'c','H','R','M',0 };
 667 static const WCHAR hISTW[] = { 'h','I','S','T',0 };
 668 static const WCHAR iCCPW[] = { 'i','C','C','P',0 };
 669 static const WCHAR sRGBW[] = { 's','R','G','B',0 };
 670 static const WCHAR tIMEW[] = { 't','I','M','E',0 };
 671
 672 static const struct
 673 {
 674     const GUID *guid;
 675     const WCHAR *name;
 676 } guid2name[] =
 677 {
 678     { &GUID_ContainerFormatBmp, bmpW },
 679     { &GUID_ContainerFormatPng, pngW },
 680     { &GUID_ContainerFormatIco, icoW },
 681     { &GUID_ContainerFormatJpeg, jpgW },
 682     { &GUID_ContainerFormatTiff, tiffW },
 683     { &GUID_ContainerFormatGif, gifW },
 684     { &GUID_ContainerFormatWmp, wmphotoW },
 685     { &GUID_MetadataFormatUnknown, unknownW },
 686     { &GUID_MetadataFormatIfd, ifdW },
 687     { &GUID_MetadataFormatSubIfd, subW },
 688     { &GUID_MetadataFormatExif, exifW },
 689     { &GUID_MetadataFormatGps, gpsW },
 690     { &GUID_MetadataFormatInterop, interopW },
 691     { &GUID_MetadataFormatApp0, app0W },
 692     { &GUID_MetadataFormatApp1, app1W },
 693     { &GUID_MetadataFormatApp13, app13W },
 694     { &GUID_MetadataFormatIPTC, iptcW },
 695     { &GUID_MetadataFormatIRB, irbW },
 696     { &GUID_MetadataFormat8BIMIPTC, _8bimiptcW },
 697     { &GUID_MetadataFormat8BIMResolutionInfo, _8bimResInfoW },
 698     { &GUID_MetadataFormat8BIMIPTCDigest, _8bimiptcdigestW },
 699     { &GUID_MetadataFormatXMP, xmpW },
 700     { &GUID_MetadataFormatThumbnail, thumbW },
 701     { &GUID_MetadataFormatChunktEXt, tEXtW },
 702     { &GUID_MetadataFormatXMPStruct, xmpstructW },
 703     { &GUID_MetadataFormatXMPBag, xmpbagW },
 704     { &GUID_MetadataFormatXMPSeq, xmpseqW },
 705     { &GUID_MetadataFormatXMPAlt, xmpaltW },
 706     { &GUID_MetadataFormatLSD, logscrdescW },
 707     { &GUID_MetadataFormatIMD, imgdescW },
 708     { &GUID_MetadataFormatGCE, grctlextW },
 709     { &GUID_MetadataFormatAPE, appextW },
 710     { &GUID_MetadataFormatJpegChrominance, chrominanceW },
 711     { &GUID_MetadataFormatJpegLuminance, luminanceW },
 712     { &GUID_MetadataFormatJpegComment, comW },
 713     { &GUID_MetadataFormatGifComment, commentextW },
 714     { &GUID_MetadataFormatChunkgAMA, gAMAW },
 715     { &GUID_MetadataFormatChunkbKGD, bKGDW },
 716     { &GUID_MetadataFormatChunkiTXt, iTXtW },
 717     { &GUID_MetadataFormatChunkcHRM, cHRMW },
 718     { &GUID_MetadataFormatChunkhIST, hISTW },
 719     { &GUID_MetadataFormatChunkiCCP, iCCPW },
 720     { &GUID_MetadataFormatChunksRGB, sRGBW },
 721     { &GUID_MetadataFormatChunktIME, tIMEW }
 722 };
 723
 724 HRESULT WINAPI WICMapGuidToShortName(REFGUID guid, UINT len, WCHAR *name, UINT *ret_len)
 725 {
 726     UINT i;
 727
 728     TRACE("%s,%u,%p,%p\n", wine_dbgstr_guid(guid), len, name, ret_len);
 729
 730     if (!guid) return E_INVALIDARG;
 731
 732     for (i = 0; i < sizeof(guid2name)/sizeof(guid2name[0]); i++)
 733     {
 734         if (IsEqualGUID(guid, guid2name[i].guid))
 735         {
 736             if (name)
 737             {
 738                 if (!len) return E_INVALIDARG;
 739
 740                 len = min(len - 1, lstrlenW(guid2name[i].name));
 741                 memcpy(name, guid2name[i].name, len * sizeof(WCHAR));
 742                 name[len] = 0;
 743
 744                 if (len < lstrlenW(guid2name[i].name))
 745                     return HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
 746             }
 747             if (ret_len) *ret_len = lstrlenW(guid2name[i].name) + 1;
 748             return S_OK;
 749         }
 750     }
 751
 752     return WINCODEC_ERR_PROPERTYNOTFOUND;
 753 }
 754
 755 HRESULT WINAPI WICMapShortNameToGuid(PCWSTR name, GUID *guid)
 756 {
 757     UINT i;
 758
 759     TRACE("%s,%p\n", debugstr_w(name), guid);
 760
 761     if (!name || !guid) return E_INVALIDARG;
 762
 763     for (i = 0; i < sizeof(guid2name)/sizeof(guid2name[0]); i++)
 764     {
 765         if (!lstrcmpiW(name, guid2name[i].name))
 766         {
 767             *guid = *guid2name[i].guid;
 768             return S_OK;
 769         }
 770     }
 771
 772     return WINCODEC_ERR_PROPERTYNOTFOUND;
 773 }
 774
 775 static const WCHAR rdf[] = { 'r','d','f',0 };
 776 static const WCHAR rdf_scheme[] = { 'h','t','t','p',':','/','/','w','w','w','.','w','3','.','o','r','g','/','1','9','9','9','/','0','2','/','2','2','-','r','d','f','-','s','y','n','t','a','x','-','n','s','#',0 };
 777 static const WCHAR dc[] = { 'd','c',0 };
 778 static const WCHAR dc_scheme[] = { 'h','t','t','p',':','/','/','p','u','r','l','.','o','r','g','/','d','c','/','e','l','e','m','e','n','t','s','/','1','.','1','/',0 };
 779 static const WCHAR xmp[] = { 'x','m','p',0 };
 780 static const WCHAR xmp_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','a','d','o','b','e','.','c','o','m','/','x','a','p','/','1','.','0','/',0 };
 781 static const WCHAR xmpidq[] = { 'x','m','p','i','d','q',0 };
 782 static const WCHAR xmpidq_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','a','d','o','b','e','.','c','o','m','/','x','m','p','/','I','d','e','n','t','i','f','i','e','r','/','q','u','a','l','/','1','.','0','/',0 };
 783 static const WCHAR xmpRights[] = { 'x','m','p','R','i','g','h','t','s',0 };
 784 static const WCHAR xmpRights_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','a','d','o','b','e','.','c','o','m','/','x','a','p','/','1','.','0','/','r','i','g','h','t','s','/',0 };
 785 static const WCHAR xmpMM[] = { 'x','m','p','M','M',0 };
 786 static const WCHAR xmpMM_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','a','d','o','b','e','.','c','o','m','/','x','a','p','/','1','.','0','/','m','m','/',0 };
 787 static const WCHAR xmpBJ[] = { 'x','m','p','B','J',0 };
 788 static const WCHAR xmpBJ_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','a','d','o','b','e','.','c','o','m','/','x','a','p','/','1','.','0','/','b','j','/',0 };
 789 static const WCHAR xmpTPg[] = { 'x','m','p','T','P','g',0 };
 790 static const WCHAR xmpTPg_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','a','d','o','b','e','.','c','o','m','/','x','a','p','/','1','.','0','/','t','/','p','g','/',0 };
 791 static const WCHAR pdf[] = { 'p','d','f',0 };
 792 static const WCHAR pdf_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','a','d','o','b','e','.','c','o','m','/','p','d','f','/','1','.','3','/',0 };
 793 static const WCHAR photoshop[] = { 'p','h','o','t','o','s','h','o','p',0 };
 794 static const WCHAR photoshop_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','a','d','o','b','e','.','c','o','m','/','p','h','o','t','o','s','h','o','p','/','1','.','0','/',0 };
 795 static const WCHAR tiff[] = { 't','i','f','f',0 };
 796 static const WCHAR tiff_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','a','d','o','b','e','.','c','o','m','/','t','i','f','f','/','1','.','0','/',0 };
 797 static const WCHAR exif[] = { 'e','x','i','f',0 };
 798 static const WCHAR exif_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','a','d','o','b','e','.','c','o','m','/','e','x','i','f','/','1','.','0','/',0 };
 799 static const WCHAR stDim[] = { 's','t','D','i','m',0 };
 800 static const WCHAR stDim_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','a','d','o','b','e','.','c','o','m','/','x','a','p','/','1','.','0','/','s','T','y','p','e','/','D','i','m','e','n','s','i','o','n','s','#',0 };
 801 static const WCHAR xapGImg[] = { 'x','a','p','G','I','m','g',0 };
 802 static const WCHAR xapGImg_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','a','d','o','b','e','.','c','o','m','/','x','a','p','/','1','.','0','/','g','/','i','m','g','/',0 };
 803 static const WCHAR stEvt[] = { 's','t','E','v','t',0 };
 804 static const WCHAR stEvt_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','a','d','o','b','e','.','c','o','m','/','x','a','p','/','1','.','0','/','s','T','y','p','e','/','R','e','s','o','u','r','c','e','E','v','e','n','t','#',0 };
 805 static const WCHAR stRef[] = { 's','t','R','e','f',0 };
 806 static const WCHAR stRef_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','a','d','o','b','e','.','c','o','m','/','x','a','p','/','1','.','0','/','s','T','y','p','e','/','R','e','s','o','u','r','c','e','R','e','f','#',0 };
 807 static const WCHAR stVer[] = { 's','t','V','e','r',0 };
 808 static const WCHAR stVer_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','a','d','o','b','e','.','c','o','m','/','x','a','p','/','1','.','0','/','s','T','y','p','e','/','V','e','r','s','i','o','n','#',0 };
 809 static const WCHAR stJob[] = { 's','t','J','o','b',0 };
 810 static const WCHAR stJob_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','a','d','o','b','e','.','c','o','m','/','x','a','p','/','1','.','0','/','s','T','y','p','e','/','J','o','b','#',0 };
 811 static const WCHAR aux[] = { 'a','u','x',0 };
 812 static const WCHAR aux_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','a','d','o','b','e','.','c','o','m','/','e','x','i','f','/','1','.','0','/','a','u','x','/',0 };
 813 static const WCHAR crs[] = { 'c','r','s',0 };
 814 static const WCHAR crs_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','a','d','o','b','e','.','c','o','m','/','c','a','m','e','r','a','-','r','a','w','-','s','e','t','t','i','n','g','s','/','1','.','0','/',0 };
 815 static const WCHAR xmpDM[] = { 'x','m','p','D','M',0 };
 816 static const WCHAR xmpDM_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','a','d','o','b','e','.','c','o','m','/','x','m','p','/','1','.','0','/','D','y','n','a','m','i','c','M','e','d','i','a','/',0 };
 817 static const WCHAR Iptc4xmpCore[] = { 'I','p','t','c','4','x','m','p','C','o','r','e',0 };
 818 static const WCHAR Iptc4xmpCore_scheme[] = { 'h','t','t','p',':','/','/','i','p','t','c','.','o','r','g','/','s','t','d','/','I','p','t','c','4','x','m','p','C','o','r','e','/','1','.','0','/','x','m','l','n','s','/',0 };
 819 static const WCHAR MicrosoftPhoto[] = { 'M','i','c','r','o','s','o','f','t','P','h','o','t','o',0 };
 820 static const WCHAR MicrosoftPhoto_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','m','i','c','r','o','s','o','f','t','.','c','o','m','/','p','h','o','t','o','/','1','.','0','/',0 };
 821 static const WCHAR MP[] = { 'M','P',0 };
 822 static const WCHAR MP_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','m','i','c','r','o','s','o','f','t','.','c','o','m','/','p','h','o','t','o','/','1','.','2','/',0 };
 823 static const WCHAR MPRI[] = { 'M','P','R','I',0 };
 824 static const WCHAR MPRI_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','m','i','c','r','o','s','o','f','t','.','c','o','m','/','p','h','o','t','o','/','1','.','2','/','t','/','R','e','g','i','o','n','I','n','f','o','#',0 };
 825 static const WCHAR MPReg[] = { 'M','P','R','e','g',0 };
 826 static const WCHAR MPReg_scheme[] = { 'h','t','t','p',':','/','/','n','s','.','m','i','c','r','o','s','o','f','t','.','c','o','m','/','p','h','o','t','o','/','1','.','2','/','t','/','R','e','g','i','o','n','#',0 };
 827
 828 static const struct
 829 {
 830     const WCHAR *name;
 831     const WCHAR *schema;
 832 } name2schema[] =
 833 {
 834     { rdf, rdf_scheme },
 835     { dc, dc_scheme },
 836     { xmp, xmp_scheme },
 837     { xmpidq, xmpidq_scheme },
 838     { xmpRights, xmpRights_scheme },
 839     { xmpMM, xmpMM_scheme },
 840     { xmpBJ, xmpBJ_scheme },
 841     { xmpTPg, xmpTPg_scheme },
 842     { pdf, pdf_scheme },
 843     { photoshop, photoshop_scheme },
 844     { tiff, tiff_scheme },
 845     { exif, exif_scheme },
 846     { stDim, stDim_scheme },
 847     { xapGImg, xapGImg_scheme },
 848     { stEvt, stEvt_scheme },
 849     { stRef, stRef_scheme },
 850     { stVer, stVer_scheme },
 851     { stJob, stJob_scheme },
 852     { aux, aux_scheme },
 853     { crs, crs_scheme },
 854     { xmpDM, xmpDM_scheme },
 855     { Iptc4xmpCore, Iptc4xmpCore_scheme },
 856     { MicrosoftPhoto, MicrosoftPhoto_scheme },
 857     { MP, MP_scheme },
 858     { MPRI, MPRI_scheme },
 859     { MPReg, MPReg_scheme }
 860 };
 861
 862 static const WCHAR *map_shortname_to_schema(const GUID *format, const WCHAR *name)
 863 {
 864     UINT i;
 865
 866     /* It appears that the only metadata formats
 867      * that support schemas are xmp and xmpstruct.
 868      */
 869     if (!IsEqualGUID(format, &GUID_MetadataFormatXMP) &&
 870         !IsEqualGUID(format, &GUID_MetadataFormatXMPStruct))
 871         return NULL;
 872
 873     for (i = 0; i < sizeof(name2schema)/sizeof(name2schema[0]); i++)
 874     {
 875         if (!lstrcmpW(name2schema[i].name, name))
 876             return name2schema[i].schema;
 877     }
 878
 879     return NULL;
 880 }
 881
 882 HRESULT WINAPI WICMapSchemaToName(REFGUID format, LPWSTR schema, UINT len, WCHAR *name, UINT *ret_len)
 883 {
 884     UINT i;
 885
 886     TRACE("%s,%s,%u,%p,%p\n", wine_dbgstr_guid(format), debugstr_w(schema), len, name, ret_len);
 887
 888     if (!format || !schema || !ret_len)
 889         return E_INVALIDARG;
 890
 891     /* It appears that the only metadata formats
 892      * that support schemas are xmp and xmpstruct.
 893      */
 894     if (!IsEqualGUID(format, &GUID_MetadataFormatXMP) &&
 895         !IsEqualGUID(format, &GUID_MetadataFormatXMPStruct))
 896         return WINCODEC_ERR_PROPERTYNOTFOUND;
 897
 898     for (i = 0; i < sizeof(name2schema)/sizeof(name2schema[0]); i++)
 899     {
 900         if (!lstrcmpW(name2schema[i].schema, schema))
 901         {
 902             if (name)
 903             {
 904                 if (!len) return E_INVALIDARG;
 905
 906                 len = min(len - 1, lstrlenW(name2schema[i].name));
 907                 memcpy(name, name2schema[i].name, len * sizeof(WCHAR));
 908                 name[len] = 0;
 909
 910                 if (len < lstrlenW(name2schema[i].name))
 911                     return HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
 912             }
 913
 914             if (ret_len) *ret_len = lstrlenW(name2schema[i].name) + 1;
 915             return S_OK;
 916         }
 917     }
 918
 919     return WINCODEC_ERR_PROPERTYNOTFOUND;
 920 }