gdi32: Update font realization structure definition.

dlls/dwrite/gdiinterop.c

@@ -737,17 +737,19 @@ static HRESULT WINAPI gdiinterop_ConvertFontFaceToLOGFONT(IDWriteGdiInterop1 *if
     return S_OK;
 }
 
-struct font_realization_info {
+struct font_realization_info
+{
     DWORD size;
     DWORD flags;
     DWORD cache_num;
     DWORD instance_id;
-    DWORD unk;
+    DWORD file_count;
     WORD  face_index;
     WORD  simulations;
 };
 
-struct font_fileinfo {
+struct font_fileinfo
+{
     FILETIME writetime;
     LARGE_INTEGER size;
     WCHAR path[1];
@@ -755,8 +757,8 @@ struct font_fileinfo {
 
 /* Undocumented gdi32 exports, used to access actually selected font information */
 extern BOOL WINAPI GetFontRealizationInfo(HDC hdc, struct font_realization_info *info);
-extern BOOL WINAPI GetFontFileInfo(DWORD instance_id, DWORD unknown, struct font_fileinfo *info, SIZE_T size, SIZE_T *needed);
-extern BOOL WINAPI GetFontFileData(DWORD instance_id, DWORD unknown, UINT64 offset, void *buff, DWORD buff_size);
+extern BOOL WINAPI GetFontFileInfo(DWORD instance_id, DWORD file_index, struct font_fileinfo *info, SIZE_T size, SIZE_T *needed);
+extern BOOL WINAPI GetFontFileData(DWORD instance_id, DWORD file_index, UINT64 offset, void *buff, DWORD buff_size);
 
 static HRESULT WINAPI gdiinterop_CreateFontFaceFromHdc(IDWriteGdiInterop1 *iface,
     HDC hdc, IDWriteFontFace **fontface)

dlls/dwrite/tests/font.c

@@ -4276,7 +4276,7 @@ struct font_realization_info
     DWORD flags;
     DWORD cache_num;
     DWORD instance_id;
-    DWORD unk;
+    DWORD file_count;
     WORD  face_index;
     WORD  simulations;
 };

dlls/gdi32/font.c

@@ -3177,7 +3177,7 @@ static BOOL CDECL font_GetFontRealizationInfo( PHYSDEV dev, void *ptr )
     info->instance_id = physdev->font->handle;
     if (info->size == sizeof(*info))
     {
-        info->unk = 0;
+        info->file_count = 1;
         info->face_index = physdev->font->face_index;
         info->simulations = 0;
         if (physdev->font->fake_bold) info->simulations |= 0x1;
@@ -8304,7 +8304,7 @@ BOOL WINAPI FontIsLinked(HDC hdc)
  */
 BOOL WINAPI GetFontRealizationInfo(HDC hdc, struct font_realization_info *info)
 {
-    BOOL is_v0 = info->size == FIELD_OFFSET(struct font_realization_info, unk);
+    BOOL is_v0 = info->size == FIELD_OFFSET(struct font_realization_info, file_count);
     PHYSDEV dev;
     BOOL ret;
     DC *dc;
@@ -8334,7 +8334,7 @@ BOOL WINAPI GetRasterizerCaps( LPRASTERIZER_STATUS lprs, UINT cbNumBytes)
 /*************************************************************************
  *             GetFontFileData   (GDI32.@)
  */
-BOOL WINAPI GetFontFileData( DWORD instance_id, DWORD unknown, UINT64 offset, void *buff, DWORD buff_size )
+BOOL WINAPI GetFontFileData( DWORD instance_id, DWORD file_index, UINT64 offset, void *buff, DWORD buff_size )
 {
     struct gdi_font *font;
     DWORD tag = 0, size;
@@ -8366,7 +8366,7 @@ struct font_fileinfo
 /*************************************************************************
  *             GetFontFileInfo   (GDI32.@)
  */
-BOOL WINAPI GetFontFileInfo( DWORD instance_id, DWORD unknown, struct font_fileinfo *info,
+BOOL WINAPI GetFontFileInfo( DWORD instance_id, DWORD file_index, struct font_fileinfo *info,
                              SIZE_T size, SIZE_T *needed )
 {
     SIZE_T required_size = 0;

dlls/gdi32/ntgdi_private.h

@@ -289,7 +289,7 @@ struct font_realization_info
     DWORD flags;       /* 1 for bitmap fonts, 3 for scalable fonts */
     DWORD cache_num;   /* keeps incrementing - num of fonts that have been created allowing for caching?? */
     DWORD instance_id; /* identifies a realized font instance */
-    DWORD unk;         /* unknown */
+    DWORD file_count;  /* number of files that make up this font */
     WORD  face_index;  /* face index in case of font collections */
     WORD  simulations; /* 0 bit - bold simulation, 1 bit - oblique simulation */
 };

dlls/gdi32/tests/font.c

@@ -4334,7 +4334,7 @@ struct font_realization_info
     DWORD flags;
     DWORD cache_num;
     DWORD instance_id;
-    DWORD unk;
+    DWORD file_count;
     WORD  face_index;
     WORD  simulations;
 };