Ported 32-bit OLE32 functions from WINE.

svn path=/trunk/; revision=2220
This commit is contained in:
Casper Hornstrup 2001-09-02 09:16:23 +00:00
parent 247c229fc0
commit c6548b080f
4 changed files with 976 additions and 0 deletions

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#ifndef __WINE_OLE_COMPOBJ_H
#define __WINE_OLE_COMPOBJ_H
/* All private prototype functions used by OLE will be added to this header file */
/* This function initialize the Running Object Table */
HRESULT WINAPI RunningObjectTableImpl_Initialize();
/* This function uninitialize the Running Object Table */
HRESULT WINAPI RunningObjectTableImpl_UnInitialize();
/* This function decomposes a String path to a String Table containing all the elements ("\" or "subDirectory" or "Directory" or "FileName") of the path */
int WINAPI FileMonikerImpl_DecomposePath(LPOLESTR str, LPOLESTR** stringTable);
#endif /* __WINE_OLE_COMPOBJ_H */

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/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS WinSock 2 DLL
* FILE: include/debug.h
* PURPOSE: Debugging support macros
* DEFINES: DBG - Enable debug output
* NASSERT - Disable assertions
*/
#ifndef __DEBUG_H
#define __DEBUG_H
#define NORMAL_MASK 0x000000FF
#define SPECIAL_MASK 0xFFFFFF00
#define MIN_TRACE 0x00000001
#define MID_TRACE 0x00000002
#define MAX_TRACE 0x00000003
#define DEBUG_CHECK 0x00000100
#define DEBUG_ULTRA 0xFFFFFFFF
#ifdef DBG
extern DWORD DebugTraceLevel;
#define Print(_t_, _x_) \
if (((DebugTraceLevel & NORMAL_MASK) >= _t_) || \
((DebugTraceLevel & _t_) > NORMAL_MASK)) { \
DbgPrint("(%hS:%d)(%hS) ", __FILE__, __LINE__, __FUNCTION__); \
DbgPrint _x_; \
}
#ifdef ASSERT
#undef ASSERT
#endif
#ifdef NASSERT
#define ASSERT(x)
#else /* NASSERT */
#define ASSERT(x) if (!(x)) { Print(MIN_TRACE, ("Assertion "#x" failed at %s:%d\n", __FILE__, __LINE__)); ExitProcess(0); }
#endif /* NASSERT */
#else /* DBG */
#define Print(_t_, _x_)
#define ASSERT_IRQL(x)
#define ASSERT(x)
#endif /* DBG */
#define assert(x) ASSERT(x)
#define assert_irql(x) ASSERT_IRQL(x)
#define UNIMPLEMENTED \
Print(MIN_TRACE, ("is unimplemented, please try again later.\n"));
#define CHECKPOINT \
Print(DEBUG_CHECK, ("\n"));
#define CP CHECKPOINT
static char GuidBufferSpace[40];
static inline PCHAR PRINT_GUID( const GUID *id )
{
CHAR *str;
if (!id) return "(null)";
str = &GuidBufferSpace[0];
if (!HIWORD(id))
{
sprintf( str, "<guid-0x%04x>", LOWORD((ULONG)id) );
}
else
{
sprintf( str, "{%08lx-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x}",
id->Data1, id->Data2, id->Data3,
id->Data4[0], id->Data4[1], id->Data4[2], id->Data4[3],
id->Data4[4], id->Data4[5], id->Data4[6], id->Data4[7] );
}
return str;
}
#endif /* __DEBUG_H */
/* EOF */

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#ifndef __WINE_OLE32_MAIN_H
#define __WINE_OLE32_MAIN_H
extern HINSTANCE OLE32_hInstance;
#endif /* __WINE_OLE32_MAIN_H */

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/*
* Compound Storage (32 bit version)
*
* Implemented using the documentation of the LAOLA project at
* <URL:http://wwwwbs.cs.tu-berlin.de/~schwartz/pmh/index.html>
* (Thanks to Martin Schwartz <schwartz@cs.tu-berlin.de>)
*
* This include file contains definitions of types and function
* prototypes that are used in the many files implementing the
* storage functionality
*
* Copyright 1998,1999 Francis Beaudet
* Copyright 1998,1999 Thuy Nguyen
*/
#ifndef __STORAGE32_H__
#define __STORAGE32_H__
#include <ole32/ole32.h>
/*
* Definitions for the file format offsets.
*/
static const ULONG OFFSET_BIGBLOCKSIZEBITS = 0x0000001e;
static const ULONG OFFSET_SMALLBLOCKSIZEBITS = 0x00000020;
static const ULONG OFFSET_BBDEPOTCOUNT = 0x0000002C;
static const ULONG OFFSET_ROOTSTARTBLOCK = 0x00000030;
static const ULONG OFFSET_SBDEPOTSTART = 0x0000003C;
static const ULONG OFFSET_EXTBBDEPOTSTART = 0x00000044;
static const ULONG OFFSET_EXTBBDEPOTCOUNT = 0x00000048;
static const ULONG OFFSET_BBDEPOTSTART = 0x0000004C;
static const ULONG OFFSET_PS_NAME = 0x00000000;
static const ULONG OFFSET_PS_NAMELENGTH = 0x00000040;
static const ULONG OFFSET_PS_PROPERTYTYPE = 0x00000042;
static const ULONG OFFSET_PS_PREVIOUSPROP = 0x00000044;
static const ULONG OFFSET_PS_NEXTPROP = 0x00000048;
static const ULONG OFFSET_PS_DIRPROP = 0x0000004C;
static const ULONG OFFSET_PS_GUID = 0x00000050;
static const ULONG OFFSET_PS_TSS1 = 0x00000064;
static const ULONG OFFSET_PS_TSD1 = 0x00000068;
static const ULONG OFFSET_PS_TSS2 = 0x0000006C;
static const ULONG OFFSET_PS_TSD2 = 0x00000070;
static const ULONG OFFSET_PS_STARTBLOCK = 0x00000074;
static const ULONG OFFSET_PS_SIZE = 0x00000078;
static const WORD DEF_BIG_BLOCK_SIZE_BITS = 0x0009;
static const WORD DEF_SMALL_BLOCK_SIZE_BITS = 0x0006;
static const WORD DEF_BIG_BLOCK_SIZE = 0x0200;
static const WORD DEF_SMALL_BLOCK_SIZE = 0x0040;
static const ULONG BLOCK_EXTBBDEPOT = 0xFFFFFFFC;
static const ULONG BLOCK_SPECIAL = 0xFFFFFFFD;
static const ULONG BLOCK_END_OF_CHAIN = 0xFFFFFFFE;
static const ULONG BLOCK_UNUSED = 0xFFFFFFFF;
static const ULONG PROPERTY_NULL = 0xFFFFFFFF;
#define PROPERTY_NAME_MAX_LEN 0x20
#define PROPERTY_NAME_BUFFER_LEN 0x40
#define PROPSET_BLOCK_SIZE 0x00000080
/*
* Property type of relation
*/
#define PROPERTY_RELATION_PREVIOUS 0
#define PROPERTY_RELATION_NEXT 1
#define PROPERTY_RELATION_DIR 2
/*
* Property type constants
*/
#define PROPTYPE_STORAGE 0x01
#define PROPTYPE_STREAM 0x02
#define PROPTYPE_ROOT 0x05
/*
* These defines assume a hardcoded blocksize. The code will assert
* if the blocksize is different. Some changes will have to be done if it
* becomes the case.
*/
#define BIG_BLOCK_SIZE 0x200
#define COUNT_BBDEPOTINHEADER 109
#define LIMIT_TO_USE_SMALL_BLOCK 0x1000
#define NUM_BLOCKS_PER_DEPOT_BLOCK 128
/*
* These are signatures to detect the type of Document file.
*/
static const BYTE STORAGE_magic[8] ={0xd0,0xcf,0x11,0xe0,0xa1,0xb1,0x1a,0xe1};
static const BYTE STORAGE_oldmagic[8] ={0xd0,0xcf,0x11,0xe0,0x0e,0x11,0xfc,0x0d};
/*
* Forward declarations of all the structures used by the storage
* module.
*/
typedef struct StorageBaseImpl StorageBaseImpl;
typedef struct StorageImpl StorageImpl;
typedef struct StorageInternalImpl StorageInternalImpl;
typedef struct BlockChainStream BlockChainStream;
typedef struct SmallBlockChainStream SmallBlockChainStream;
typedef struct IEnumSTATSTGImpl IEnumSTATSTGImpl;
typedef struct StgProperty StgProperty;
typedef struct StgStreamImpl StgStreamImpl;
/*
* This utility structure is used to read/write the information in a storage
* property.
*/
struct StgProperty
{
WCHAR name[PROPERTY_NAME_MAX_LEN];
WORD sizeOfNameString;
BYTE propertyType;
ULONG previousProperty;
ULONG nextProperty;
ULONG dirProperty;
GUID propertyUniqueID;
ULONG timeStampS1;
ULONG timeStampD1;
ULONG timeStampS2;
ULONG timeStampD2;
ULONG startingBlock;
ULARGE_INTEGER size;
};
/*************************************************************************
* Big Block File support
*
* The big block file is an abstraction of a flat file separated in
* same sized blocks. The implementation for the methods described in
* this section appear in stg_bigblockfile.c
*/
/*
* Declaration of the data structures
*/
typedef struct BigBlockFile BigBlockFile,*LPBIGBLOCKFILE;
typedef struct MappedPage MappedPage,*LPMAPPEDPAGE;
struct BigBlockFile
{
BOOL fileBased;
ULARGE_INTEGER filesize;
ULONG blocksize;
HANDLE hfile;
HANDLE hfilemap;
DWORD flProtect;
MappedPage *maplist;
MappedPage *victimhead, *victimtail;
ULONG num_victim_pages;
ILockBytes *pLkbyt;
HGLOBAL hbytearray;
LPVOID pbytearray;
};
/*
* Declaration of the functions used to manipulate the BigBlockFile
* data structure.
*/
BigBlockFile* BIGBLOCKFILE_Construct(HANDLE hFile,
ILockBytes* pLkByt,
DWORD openFlags,
ULONG blocksize,
BOOL fileBased);
void BIGBLOCKFILE_Destructor(LPBIGBLOCKFILE This);
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);
/*************************************************************************
* Ole Convert support
*/
void OLECONVERT_CreateOleStream(LPSTORAGE pStorage);
HRESULT OLECONVERT_CreateCompObjStream(LPSTORAGE pStorage, LPCSTR strOleTypeName);
/****************************************************************************
* Storage32BaseImpl definitions.
*
* This stucture defines the base information contained in all implementations
* of IStorage32 contained in this filee storage implementation.
*
* In OOP terms, this is the base class for all the IStorage32 implementations
* contained in this file.
*/
struct StorageBaseImpl
{
ICOM_VFIELD(IStorage); /* Needs to be the first item in the stuct
* since we want to cast this in a Storage32 pointer */
/*
* Reference count of this object
*/
ULONG ref;
/*
* Ancestor storage (top level)
*/
StorageImpl* ancestorStorage;
/*
* Index of the property for the root of
* this storage
*/
ULONG rootPropertySetIndex;
/*
* virtual Destructor method.
*/
void (*v_destructor)(StorageBaseImpl*);
};
/*
* Prototypes for the methods of the Storage32BaseImpl class.
*/
HRESULT WINAPI StorageBaseImpl_QueryInterface(
IStorage* iface,
REFIID riid,
void** ppvObject);
ULONG WINAPI StorageBaseImpl_AddRef(
IStorage* iface);
ULONG WINAPI StorageBaseImpl_Release(
IStorage* iface);
HRESULT WINAPI StorageBaseImpl_OpenStream(
IStorage* iface,
const OLECHAR* pwcsName, /* [string][in] */
void* reserved1, /* [unique][in] */
DWORD grfMode, /* [in] */
DWORD reserved2, /* [in] */
IStream** ppstm); /* [out] */
HRESULT WINAPI StorageBaseImpl_OpenStorage(
IStorage* iface,
const OLECHAR* pwcsName, /* [string][unique][in] */
IStorage* pstgPriority, /* [unique][in] */
DWORD grfMode, /* [in] */
SNB snbExclude, /* [unique][in] */
DWORD reserved, /* [in] */
IStorage** ppstg); /* [out] */
HRESULT WINAPI StorageBaseImpl_EnumElements(
IStorage* iface,
DWORD reserved1, /* [in] */
void* reserved2, /* [size_is][unique][in] */
DWORD reserved3, /* [in] */
IEnumSTATSTG** ppenum); /* [out] */
HRESULT WINAPI StorageBaseImpl_Stat(
IStorage* iface,
STATSTG* pstatstg, /* [out] */
DWORD grfStatFlag); /* [in] */
HRESULT WINAPI StorageBaseImpl_RenameElement(
IStorage* iface,
const OLECHAR* pwcsOldName, /* [string][in] */
const OLECHAR* pwcsNewName); /* [string][in] */
HRESULT WINAPI StorageBaseImpl_CreateStream(
IStorage* iface,
const OLECHAR* pwcsName, /* [string][in] */
DWORD grfMode, /* [in] */
DWORD reserved1, /* [in] */
DWORD reserved2, /* [in] */
IStream** ppstm); /* [out] */
HRESULT WINAPI StorageBaseImpl_SetClass(
IStorage* iface,
REFCLSID clsid); /* [in] */
/****************************************************************************
* Storage32Impl definitions.
*
* This implementation of the IStorage32 interface represents a root
* storage. Basically, a document file.
*/
struct StorageImpl
{
ICOM_VFIELD(IStorage); /* Needs to be the first item in the stuct
* since we want to cast this in a Storage32 pointer */
/*
* Declare the member of the Storage32BaseImpl class to allow
* casting as a Storage32BaseImpl
*/
ULONG ref;
struct StorageImpl* ancestorStorage;
ULONG rootPropertySetIndex;
void (*v_destructor)(struct StorageImpl*);
/*
* The following data members are specific to the Storage32Impl
* class
*/
HANDLE hFile; /* Physical support for the Docfile */
/*
* File header
*/
WORD bigBlockSizeBits;
WORD smallBlockSizeBits;
ULONG bigBlockSize;
ULONG smallBlockSize;
ULONG bigBlockDepotCount;
ULONG rootStartBlock;
ULONG smallBlockDepotStart;
ULONG extBigBlockDepotStart;
ULONG extBigBlockDepotCount;
ULONG bigBlockDepotStart[COUNT_BBDEPOTINHEADER];
ULONG blockDepotCached[NUM_BLOCKS_PER_DEPOT_BLOCK];
ULONG indexBlockDepotCached;
ULONG prevFreeBlock;
/*
* Abstraction of the big block chains for the chains of the header.
*/
BlockChainStream* rootBlockChain;
BlockChainStream* smallBlockDepotChain;
BlockChainStream* smallBlockRootChain;
/*
* Pointer to the big block file abstraction
*/
BigBlockFile* bigBlockFile;
};
/*
* Method declaration for the Storage32Impl class
*/
HRESULT WINAPI StorageImpl_CreateStorage(
IStorage* iface,
const OLECHAR* pwcsName, /* [string][in] */
DWORD grfMode, /* [in] */
DWORD dwStgFmt, /* [in] */
DWORD reserved2, /* [in] */
IStorage** ppstg); /* [out] */
HRESULT WINAPI StorageImpl_CopyTo(
IStorage* iface,
DWORD ciidExclude, /* [in] */
const IID* rgiidExclude, /* [size_is][unique][in] */
SNB snbExclude, /* [unique][in] */
IStorage* pstgDest); /* [unique][in] */
HRESULT WINAPI StorageImpl_MoveElementTo(
IStorage* iface,
const OLECHAR* pwcsName, /* [string][in] */
IStorage* pstgDest, /* [unique][in] */
const OLECHAR* pwcsNewName, /* [string][in] */
DWORD grfFlags); /* [in] */
HRESULT WINAPI StorageImpl_Commit(
IStorage* iface,
DWORD grfCommitFlags); /* [in] */
HRESULT WINAPI StorageImpl_Revert(
IStorage* iface);
HRESULT WINAPI StorageImpl_DestroyElement(
IStorage* iface,
const OLECHAR* pwcsName); /* [string][in] */
HRESULT WINAPI StorageImpl_SetElementTimes(
IStorage* iface,
const OLECHAR* pwcsName, /* [string][in] */
const FILETIME* pctime, /* [in] */
const FILETIME* patime, /* [in] */
const FILETIME* pmtime); /* [in] */
HRESULT WINAPI StorageImpl_SetStateBits(
IStorage* iface,
DWORD grfStateBits, /* [in] */
DWORD grfMask); /* [in] */
void StorageImpl_Destroy(
StorageImpl* This);
HRESULT StorageImpl_Construct(
StorageImpl* This,
HANDLE hFile,
ILockBytes* pLkbyt,
DWORD openFlags,
BOOL fileBased,
BOOL fileCreate);
BOOL StorageImpl_ReadBigBlock(
StorageImpl* This,
ULONG blockIndex,
void* buffer);
BOOL StorageImpl_WriteBigBlock(
StorageImpl* This,
ULONG blockIndex,
void* buffer);
void* StorageImpl_GetROBigBlock(
StorageImpl* This,
ULONG blockIndex);
void* StorageImpl_GetBigBlock(
StorageImpl* This,
ULONG blockIndex);
void StorageImpl_ReleaseBigBlock(
StorageImpl* This,
void* pBigBlock);
ULONG StorageImpl_GetNextFreeBigBlock(
StorageImpl* This);
void StorageImpl_FreeBigBlock(
StorageImpl* This,
ULONG blockIndex);
ULONG StorageImpl_GetNextBlockInChain(
StorageImpl* This,
ULONG blockIndex);
void StorageImpl_SetNextBlockInChain(
StorageImpl* This,
ULONG blockIndex,
ULONG nextBlock);
HRESULT StorageImpl_LoadFileHeader(
StorageImpl* This);
void StorageImpl_SaveFileHeader(
StorageImpl* This);
BOOL StorageImpl_ReadProperty(
StorageImpl* This,
ULONG index,
StgProperty* buffer);
BOOL StorageImpl_WriteProperty(
StorageImpl* This,
ULONG index,
StgProperty* buffer);
BlockChainStream* Storage32Impl_SmallBlocksToBigBlocks(
StorageImpl* This,
SmallBlockChainStream** ppsbChain);
ULONG Storage32Impl_GetNextExtendedBlock(StorageImpl* This,
ULONG blockIndex);
void Storage32Impl_AddBlockDepot(StorageImpl* This,
ULONG blockIndex);
ULONG Storage32Impl_AddExtBlockDepot(StorageImpl* This);
ULONG Storage32Impl_GetExtDepotBlock(StorageImpl* This,
ULONG depotIndex);
void Storage32Impl_SetExtDepotBlock(StorageImpl* This,
ULONG depotIndex,
ULONG blockIndex);
/****************************************************************************
* Storage32InternalImpl definitions.
*
* Definition of the implementation structure for the IStorage32 interface.
* This one implements the IStorage32 interface for storage that are
* inside another storage.
*/
struct StorageInternalImpl
{
ICOM_VFIELD(IStorage); /* Needs to be the first item in the stuct
* since we want to cast this in a Storage32 pointer */
/*
* Declare the member of the Storage32BaseImpl class to allow
* casting as a Storage32BaseImpl
*/
ULONG ref;
struct StorageImpl* ancestorStorage;
ULONG rootPropertySetIndex;
void (*v_destructor)(struct StorageInternalImpl*);
/*
* There is no specific data for this class.
*/
};
/*
* Method definitions for the Storage32InternalImpl class.
*/
StorageInternalImpl* StorageInternalImpl_Construct(
StorageImpl* ancestorStorage,
ULONG rootTropertyIndex);
void StorageInternalImpl_Destroy(
StorageInternalImpl* This);
HRESULT WINAPI StorageInternalImpl_Commit(
IStorage* iface,
DWORD grfCommitFlags); /* [in] */
HRESULT WINAPI StorageInternalImpl_Revert(
IStorage* iface);
/****************************************************************************
* IEnumSTATSTGImpl definitions.
*
* Definition of the implementation structure for the IEnumSTATSTGImpl interface.
* This class allows iterating through the content of a storage and to find
* specific items inside it.
*/
struct IEnumSTATSTGImpl
{
ICOM_VFIELD(IEnumSTATSTG); /* Needs to be the first item in the stuct
* since we want to cast this in a IEnumSTATSTG pointer */
ULONG ref; /* Reference count */
StorageImpl* parentStorage; /* Reference to the parent storage */
ULONG firstPropertyNode; /* Index of the root of the storage to enumerate */
/*
* The current implementation of the IEnumSTATSTGImpl class uses a stack
* to walk the property sets to get the content of a storage. This stack
* is implemented by the following 3 data members
*/
ULONG stackSize;
ULONG stackMaxSize;
ULONG* stackToVisit;
#define ENUMSTATSGT_SIZE_INCREMENT 10
};
/*
* Method definitions for the IEnumSTATSTGImpl class.
*/
HRESULT WINAPI IEnumSTATSTGImpl_QueryInterface(
IEnumSTATSTG* iface,
REFIID riid,
void** ppvObject);
ULONG WINAPI IEnumSTATSTGImpl_AddRef(
IEnumSTATSTG* iface);
ULONG WINAPI IEnumSTATSTGImpl_Release(
IEnumSTATSTG* iface);
HRESULT WINAPI IEnumSTATSTGImpl_Next(
IEnumSTATSTG* iface,
ULONG celt,
STATSTG* rgelt,
ULONG* pceltFetched);
HRESULT WINAPI IEnumSTATSTGImpl_Skip(
IEnumSTATSTG* iface,
ULONG celt);
HRESULT WINAPI IEnumSTATSTGImpl_Reset(
IEnumSTATSTG* iface);
HRESULT WINAPI IEnumSTATSTGImpl_Clone(
IEnumSTATSTG* iface,
IEnumSTATSTG** ppenum);
IEnumSTATSTGImpl* IEnumSTATSTGImpl_Construct(
StorageImpl* This,
ULONG firstPropertyNode);
void IEnumSTATSTGImpl_Destroy(
IEnumSTATSTGImpl* This);
void IEnumSTATSTGImpl_PushSearchNode(
IEnumSTATSTGImpl* This,
ULONG nodeToPush);
ULONG IEnumSTATSTGImpl_PopSearchNode(
IEnumSTATSTGImpl* This,
BOOL remove);
ULONG IEnumSTATSTGImpl_FindProperty(
IEnumSTATSTGImpl* This,
const OLECHAR* lpszPropName,
StgProperty* buffer);
INT IEnumSTATSTGImpl_FindParentProperty(
IEnumSTATSTGImpl *This,
ULONG childProperty,
StgProperty *currentProperty,
ULONG *propertyId);
/****************************************************************************
* StgStreamImpl definitions.
*
* This class imlements the IStream32 inteface and represents a stream
* located inside a storage object.
*/
struct StgStreamImpl
{
ICOM_VFIELD(IStream); /* Needs to be the first item in the stuct
* since we want to cast this in a IStream pointer */
/*
* Reference count
*/
ULONG ref;
/*
* Storage that is the parent(owner) of the stream
*/
StorageBaseImpl* parentStorage;
/*
* Access mode of this stream.
*/
DWORD grfMode;
/*
* Index of the property that owns (points to) this stream.
*/
ULONG ownerProperty;
/*
* Helper variable that contains the size of the stream
*/
ULARGE_INTEGER streamSize;
/*
* This is the current position of the cursor in the stream
*/
ULARGE_INTEGER currentPosition;
/*
* The information in the stream is represented by a chain of small blocks
* or a chain of large blocks. Depending on the case, one of the two
* following variabled points to that information.
*/
BlockChainStream* bigBlockChain;
SmallBlockChainStream* smallBlockChain;
};
/*
* Method definition for the StgStreamImpl class.
*/
StgStreamImpl* StgStreamImpl_Construct(
StorageBaseImpl* parentStorage,
DWORD grfMode,
ULONG ownerProperty);
void StgStreamImpl_Destroy(
StgStreamImpl* This);
void StgStreamImpl_OpenBlockChain(
StgStreamImpl* This);
HRESULT WINAPI StgStreamImpl_QueryInterface(
IStream* iface,
REFIID riid, /* [in] */
void** ppvObject); /* [iid_is][out] */
ULONG WINAPI StgStreamImpl_AddRef(
IStream* iface);
ULONG WINAPI StgStreamImpl_Release(
IStream* iface);
HRESULT WINAPI StgStreamImpl_Read(
IStream* iface,
void* pv, /* [length_is][size_is][out] */
ULONG cb, /* [in] */
ULONG* pcbRead); /* [out] */
HRESULT WINAPI StgStreamImpl_Write(
IStream* iface,
const void* pv, /* [size_is][in] */
ULONG cb, /* [in] */
ULONG* pcbWritten); /* [out] */
HRESULT WINAPI StgStreamImpl_Seek(
IStream* iface,
LARGE_INTEGER dlibMove, /* [in] */
DWORD dwOrigin, /* [in] */
ULARGE_INTEGER* plibNewPosition); /* [out] */
HRESULT WINAPI StgStreamImpl_SetSize(
IStream* iface,
ULARGE_INTEGER libNewSize); /* [in] */
HRESULT WINAPI StgStreamImpl_CopyTo(
IStream* iface,
IStream* pstm, /* [unique][in] */
ULARGE_INTEGER cb, /* [in] */
ULARGE_INTEGER* pcbRead, /* [out] */
ULARGE_INTEGER* pcbWritten); /* [out] */
HRESULT WINAPI StgStreamImpl_Commit(
IStream* iface,
DWORD grfCommitFlags); /* [in] */
HRESULT WINAPI StgStreamImpl_Revert(
IStream* iface);
HRESULT WINAPI StgStreamImpl_LockRegion(
IStream* iface,
ULARGE_INTEGER libOffset, /* [in] */
ULARGE_INTEGER cb, /* [in] */
DWORD dwLockType); /* [in] */
HRESULT WINAPI StgStreamImpl_UnlockRegion(
IStream* iface,
ULARGE_INTEGER libOffset, /* [in] */
ULARGE_INTEGER cb, /* [in] */
DWORD dwLockType); /* [in] */
HRESULT WINAPI StgStreamImpl_Stat(
IStream* iface,
STATSTG* pstatstg, /* [out] */
DWORD grfStatFlag); /* [in] */
HRESULT WINAPI StgStreamImpl_Clone(
IStream* iface,
IStream** ppstm); /* [out] */
/********************************************************************************
* The StorageUtl_ functions are miscelaneous utility functions. Most of which are
* abstractions used to read values from file buffers without having to worry
* about bit order
*/
void StorageUtl_ReadWord(void* buffer, ULONG offset, WORD* value);
void StorageUtl_WriteWord(void* buffer, ULONG offset, WORD value);
void StorageUtl_ReadDWord(void* buffer, ULONG offset, DWORD* value);
void StorageUtl_WriteDWord(void* buffer, ULONG offset, DWORD value);
void StorageUtl_ReadGUID(void* buffer, ULONG offset, GUID* value);
void StorageUtl_WriteGUID(void* buffer, ULONG offset, GUID* value);
void StorageUtl_CopyPropertyToSTATSTG(STATSTG* destination,
StgProperty* source,
int statFlags);
/****************************************************************************
* BlockChainStream definitions.
*
* The BlockChainStream class is a utility class that is used to create an
* abstraction of the big block chains in the storage file.
*/
struct BlockChainStream
{
StorageImpl* parentStorage;
ULONG* headOfStreamPlaceHolder;
ULONG ownerPropertyIndex;
ULONG lastBlockNoInSequence;
ULONG lastBlockNoInSequenceIndex;
ULONG tailIndex;
ULONG numBlocks;
};
/*
* Methods for the BlockChainStream class.
*/
BlockChainStream* BlockChainStream_Construct(
StorageImpl* parentStorage,
ULONG* headOfStreamPlaceHolder,
ULONG propertyIndex);
void BlockChainStream_Destroy(
BlockChainStream* This);
ULONG BlockChainStream_GetHeadOfChain(
BlockChainStream* This);
BOOL BlockChainStream_ReadAt(
BlockChainStream* This,
ULARGE_INTEGER offset,
ULONG size,
void* buffer,
ULONG* bytesRead);
BOOL BlockChainStream_WriteAt(
BlockChainStream* This,
ULARGE_INTEGER offset,
ULONG size,
const void* buffer,
ULONG* bytesWritten);
BOOL BlockChainStream_SetSize(
BlockChainStream* This,
ULARGE_INTEGER newSize);
ULARGE_INTEGER BlockChainStream_GetSize(
BlockChainStream* This);
ULONG BlockChainStream_GetCount(
BlockChainStream* This);
/****************************************************************************
* SmallBlockChainStream definitions.
*
* The SmallBlockChainStream class is a utility class that is used to create an
* abstraction of the small block chains in the storage file.
*/
struct SmallBlockChainStream
{
StorageImpl* parentStorage;
ULONG ownerPropertyIndex;
};
/*
* Methods of the SmallBlockChainStream class.
*/
SmallBlockChainStream* SmallBlockChainStream_Construct(
StorageImpl* parentStorage,
ULONG propertyIndex);
void SmallBlockChainStream_Destroy(
SmallBlockChainStream* This);
ULONG SmallBlockChainStream_GetHeadOfChain(
SmallBlockChainStream* This);
ULONG SmallBlockChainStream_GetNextBlockInChain(
SmallBlockChainStream* This,
ULONG blockIndex);
void SmallBlockChainStream_SetNextBlockInChain(
SmallBlockChainStream* This,
ULONG blockIndex,
ULONG nextBlock);
void SmallBlockChainStream_FreeBlock(
SmallBlockChainStream* This,
ULONG blockIndex);
ULONG SmallBlockChainStream_GetNextFreeBlock(
SmallBlockChainStream* This);
BOOL SmallBlockChainStream_ReadAt(
SmallBlockChainStream* This,
ULARGE_INTEGER offset,
ULONG size,
void* buffer,
ULONG* bytesRead);
BOOL SmallBlockChainStream_WriteAt(
SmallBlockChainStream* This,
ULARGE_INTEGER offset,
ULONG size,
const void* buffer,
ULONG* bytesWritten);
BOOL SmallBlockChainStream_SetSize(
SmallBlockChainStream* This,
ULARGE_INTEGER newSize);
ULARGE_INTEGER SmallBlockChainStream_GetSize(
SmallBlockChainStream* This);
ULONG SmallBlockChainStream_GetCount(
SmallBlockChainStream* This);
#endif /* __STORAGE32_H__ */