dlls/mfplat/mfplat_private.h

   1 /*
   2  * Copyright 2019 Nikolay Sivov for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #define NONAMELESSUNION
  20
  21 #undef INITGUID
  22 #include <guiddef.h>
  23 #include "mfapi.h"
  24 #include "mfidl.h"
  25 #include "mferror.h"
  26
  27 #include "wine/heap.h"
  28 #include "wine/debug.h"
  29
  30 struct attribute
  31 {
  32     GUID key;
  33     PROPVARIANT value;
  34 };
  35
  36 struct attributes
  37 {
  38     IMFAttributes IMFAttributes_iface;
  39     LONG ref;
  40     CRITICAL_SECTION cs;
  41     struct attribute *attributes;
  42     size_t capacity;
  43     size_t count;
  44 };
  45
  46 extern HRESULT init_attributes_object(struct attributes *object, UINT32 size) DECLSPEC_HIDDEN;
  47 extern void clear_attributes_object(struct attributes *object) DECLSPEC_HIDDEN;
  48 extern const char *debugstr_attr(const GUID *guid) DECLSPEC_HIDDEN;
  49 extern const char *debugstr_mf_guid(const GUID *guid) DECLSPEC_HIDDEN;
  50
  51 extern HRESULT attributes_GetItem(struct attributes *object, REFGUID key, PROPVARIANT *value) DECLSPEC_HIDDEN;
  52 extern HRESULT attributes_GetItemType(struct attributes *object, REFGUID key, MF_ATTRIBUTE_TYPE *type) DECLSPEC_HIDDEN;
  53 extern HRESULT attributes_CompareItem(struct attributes *object, REFGUID key, REFPROPVARIANT value,
  54         BOOL *result) DECLSPEC_HIDDEN;
  55 extern HRESULT attributes_Compare(struct attributes *object, IMFAttributes *theirs,
  56         MF_ATTRIBUTES_MATCH_TYPE match_type, BOOL *ret) DECLSPEC_HIDDEN;
  57 extern HRESULT attributes_GetUINT32(struct attributes *object, REFGUID key, UINT32 *value) DECLSPEC_HIDDEN;
  58 extern HRESULT attributes_GetUINT64(struct attributes *object, REFGUID key, UINT64 *value) DECLSPEC_HIDDEN;
  59 extern HRESULT attributes_GetDouble(struct attributes *object, REFGUID key, double *value) DECLSPEC_HIDDEN;
  60 extern HRESULT attributes_GetGUID(struct attributes *object, REFGUID key, GUID *value) DECLSPEC_HIDDEN;
  61 extern HRESULT attributes_GetStringLength(struct attributes *object, REFGUID key, UINT32 *length) DECLSPEC_HIDDEN;
  62 extern HRESULT attributes_GetString(struct attributes *object, REFGUID key, WCHAR *value, UINT32 size,
  63         UINT32 *length) DECLSPEC_HIDDEN;
  64 extern HRESULT attributes_GetAllocatedString(struct attributes *object, REFGUID key, WCHAR **value,
  65         UINT32 *length) DECLSPEC_HIDDEN;
  66 extern HRESULT attributes_GetBlobSize(struct attributes *object, REFGUID key, UINT32 *size) DECLSPEC_HIDDEN;
  67 extern HRESULT attributes_GetBlob(struct attributes *object, REFGUID key, UINT8 *buf, UINT32 bufsize,
  68         UINT32 *blobsize) DECLSPEC_HIDDEN;
  69 extern HRESULT attributes_GetAllocatedBlob(struct attributes *object, REFGUID key, UINT8 **buf,
  70         UINT32 *size) DECLSPEC_HIDDEN;
  71 extern HRESULT attributes_GetUnknown(struct attributes *object, REFGUID key, REFIID riid, void **out) DECLSPEC_HIDDEN;
  72 extern HRESULT attributes_SetItem(struct attributes *object, REFGUID key, REFPROPVARIANT value) DECLSPEC_HIDDEN;
  73 extern HRESULT attributes_DeleteItem(struct attributes *object, REFGUID key) DECLSPEC_HIDDEN;
  74 extern HRESULT attributes_DeleteAllItems(struct attributes *object) DECLSPEC_HIDDEN;
  75 extern HRESULT attributes_SetUINT32(struct attributes *object, REFGUID key, UINT32 value) DECLSPEC_HIDDEN;
  76 extern HRESULT attributes_SetUINT64(struct attributes *object, REFGUID key, UINT64 value) DECLSPEC_HIDDEN;
  77 extern HRESULT attributes_SetDouble(struct attributes *object, REFGUID key, double value) DECLSPEC_HIDDEN;
  78 extern HRESULT attributes_SetGUID(struct attributes *object, REFGUID key, REFGUID value) DECLSPEC_HIDDEN;
  79 extern HRESULT attributes_SetString(struct attributes *object, REFGUID key, const WCHAR *value) DECLSPEC_HIDDEN;
  80 extern HRESULT attributes_SetBlob(struct attributes *object, REFGUID key, const UINT8 *buf,
  81         UINT32 size) DECLSPEC_HIDDEN;
  82 extern HRESULT attributes_SetUnknown(struct attributes *object, REFGUID key, IUnknown *unknown) DECLSPEC_HIDDEN;
  83 extern HRESULT attributes_LockStore(struct attributes *object) DECLSPEC_HIDDEN;
  84 extern HRESULT attributes_UnlockStore(struct attributes *object) DECLSPEC_HIDDEN;
  85 extern HRESULT attributes_GetCount(struct attributes *object, UINT32 *items) DECLSPEC_HIDDEN;
  86 extern HRESULT attributes_GetItemByIndex(struct attributes *object, UINT32 index, GUID *key,
  87         PROPVARIANT *value) DECLSPEC_HIDDEN;
  88 extern HRESULT attributes_CopyAllItems(struct attributes *object, IMFAttributes *dest) DECLSPEC_HIDDEN;
  89
  90 extern void init_system_queues(void) DECLSPEC_HIDDEN;
  91 extern void shutdown_system_queues(void) DECLSPEC_HIDDEN;
  92 extern BOOL is_platform_locked(void) DECLSPEC_HIDDEN;
  93
  94 static inline BOOL mf_array_reserve(void **elements, size_t *capacity, size_t count, size_t size)
  95 {
  96     size_t new_capacity, max_capacity;
  97     void *new_elements;
  98
  99     if (count <= *capacity)
 100         return TRUE;
 101
 102     max_capacity = ~(SIZE_T)0 / size;
 103     if (count > max_capacity)
 104         return FALSE;
 105
 106     new_capacity = max(4, *capacity);
 107     while (new_capacity < count && new_capacity <= max_capacity / 2)
 108         new_capacity *= 2;
 109     if (new_capacity < count)
 110         new_capacity = max_capacity;
 111
 112     if (!(new_elements = heap_realloc(*elements, new_capacity * size)))
 113         return FALSE;
 114
 115     *elements = new_elements;
 116     *capacity = new_capacity;
 117
 118     return TRUE;
 119 }
 120
 121 static inline const char *debugstr_propvar(const PROPVARIANT *v)
 122 {
 123     if (!v)
 124         return "(null)";
 125
 126     switch (v->vt)
 127     {
 128         case VT_EMPTY:
 129             return wine_dbg_sprintf("%p {VT_EMPTY}", v);
 130         case VT_NULL:
 131             return wine_dbg_sprintf("%p {VT_NULL}", v);
 132         case VT_UI4:
 133             return wine_dbg_sprintf("%p {VT_UI4: %d}", v, v->u.ulVal);
 134         case VT_UI8:
 135             return wine_dbg_sprintf("%p {VT_UI8: %s}", v, wine_dbgstr_longlong(v->u.uhVal.QuadPart));
 136         case VT_R8:
 137             return wine_dbg_sprintf("%p {VT_R8: %lf}", v, v->u.dblVal);
 138         case VT_CLSID:
 139             return wine_dbg_sprintf("%p {VT_CLSID: %s}", v, debugstr_guid(v->u.puuid));
 140         case VT_LPWSTR:
 141             return wine_dbg_sprintf("%p {VT_LPWSTR: %s}", v, wine_dbgstr_w(v->u.pwszVal));
 142         case VT_VECTOR | VT_UI1:
 143             return wine_dbg_sprintf("%p {VT_VECTOR|VT_UI1: %p}", v, v->u.caub.pElems);
 144         case VT_UNKNOWN:
 145             return wine_dbg_sprintf("%p {VT_UNKNOWN: %p}", v, v->u.punkVal);
 146         default:
 147             return wine_dbg_sprintf("%p {vt %#x}", v, v->vt);
 148     }
 149 }