ole32: Rework storage with blockfiles to properly use ILockBytes interfaces.

Rework storage to make all its interactions with the underlying data go though ReadAt and WriteAt to allow for an ILockBytes underlying layer. Implement ReadAt and WriteAt in stg_bigblockfile.c for blockfiles.

ole32: Rework storage with blockfiles to properly use ILockBytes interfaces.
838eb403 · Aric Stewart · Alexandre Julliard · 921edab7 · 838eb403 · 838eb403
Commit 838eb403 authored Mar 16, 2007 by Aric Stewart Committed by Alexandre Julliard Mar 20, 2007
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stg_bigblockfile.c dlls/ole32/stg_bigblockfile.c +0 -0

storage32.c dlls/ole32/storage32.c +0 -0

storage32.h dlls/ole32/storage32.h +4 -4

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--- a/dlls/ole32/stg_bigblockfile.c
+++ b/dlls/ole32/stg_bigblockfile.c
--- a/dlls/ole32/storage32.c
+++ b/dlls/ole32/storage32.c
--- a/dlls/ole32/storage32.h
+++ b/dlls/ole32/storage32.h
@@ -191,11 +191,11 @@ BigBlockFile*  BIGBLOCKFILE_Construct(HANDLE hFile,
                                      BOOL fileBased);
 void           BIGBLOCKFILE_Destructor(LPBIGBLOCKFILE This);
 void           BIGBLOCKFILE_EnsureExists(LPBIGBLOCKFILE This, ULONG index);
-void*          BIGBLOCKFILE_GetBigBlock(LPBIGBLOCKFILE This, ULONG index);
-void*          BIGBLOCKFILE_GetROBigBlock(LPBIGBLOCKFILE This, ULONG index);
-void           BIGBLOCKFILE_ReleaseBigBlock(LPBIGBLOCKFILE This, void *pBlock);
 void           BIGBLOCKFILE_SetSize(LPBIGBLOCKFILE This, ULARGE_INTEGER newSize);
-ULARGE_INTEGER BIGBLOCKFILE_GetSize(LPBIGBLOCKFILE This);
+HRESULT        BIGBLOCKFILE_ReadAt(LPBIGBLOCKFILE This, ULARGE_INTEGER offset,
+           void* buffer, ULONG size, ULONG* bytesRead);
+HRESULT        BIGBLOCKFILE_WriteAt(LPBIGBLOCKFILE This, ULARGE_INTEGER offset,
+           void* buffer, const ULONG size, ULONG* bytesRead);

 /*************************************************************************
 * Ole Convert support