diff options
Diffstat (limited to 'sot/source/sdstor/stgcache.hxx')
| -rw-r--r-- | sot/source/sdstor/stgcache.hxx | 94 |
1 files changed, 47 insertions, 47 deletions
diff --git a/sot/source/sdstor/stgcache.hxx b/sot/source/sdstor/stgcache.hxx index 38e8e3428331..b34fe4523667 100644 --- a/sot/source/sdstor/stgcache.hxx +++ b/sot/source/sdstor/stgcache.hxx @@ -2,7 +2,7 @@ /************************************************************************* * * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * + * * Copyright 2000, 2010 Oracle and/or its affiliates. * * OpenOffice.org - a multi-platform office productivity suite @@ -42,40 +42,40 @@ class StgDirEntry; class StorageBase; class StgCache { - StgPage* pCur; // top of LRU list - StgPage* pElem1; // top of ordered list - ULONG nError; // error code - INT32 nPages; // size of data area in pages - USHORT nRef; // reference count - void * pLRUCache; // hash table of cached objects - short nPageSize; // page size of the file - UCBStorageStream* pStorageStream; // holds reference to UCB storage stream - - void Erase( StgPage* ); // delete a cache element - void InsertToLRU( StgPage* ); // insert into LRU list - void InsertToOrdered( StgPage* ); // insert into ordered list - StgPage* Create( INT32 ); // create a cached page + StgPage* pCur; // top of LRU list + StgPage* pElem1; // top of ordered list + ULONG nError; // error code + INT32 nPages; // size of data area in pages + USHORT nRef; // reference count + void * pLRUCache; // hash table of cached objects + short nPageSize; // page size of the file + UCBStorageStream* pStorageStream; // holds reference to UCB storage stream + + void Erase( StgPage* ); // delete a cache element + void InsertToLRU( StgPage* ); // insert into LRU list + void InsertToOrdered( StgPage* ); // insert into ordered list + StgPage* Create( INT32 ); // create a cached page protected: - SvStream* pStrm; // physical stream - BOOL bMyStream; // TRUE: delete stream in dtor - BOOL bFile; // TRUE: file stream - INT32 Page2Pos( INT32 ); // page address --> file position - INT32 Pos2Page( INT32 ); // file position --> page address + SvStream* pStrm; // physical stream + BOOL bMyStream; // TRUE: delete stream in dtor + BOOL bFile; // TRUE: file stream + INT32 Page2Pos( INT32 ); // page address --> file position + INT32 Pos2Page( INT32 ); // file position --> page address public: StgCache(); ~StgCache(); - void IncRef() { nRef++; } - USHORT DecRef() { return --nRef; } + void IncRef() { nRef++; } + USHORT DecRef() { return --nRef; } void SetPhysPageSize( short ); - INT32 GetPhysPages() { return nPages; } - short GetPhysPageSize() { return nPageSize; } - SvStream* GetStrm() { return pStrm; } + INT32 GetPhysPages() { return nPages; } + short GetPhysPageSize() { return nPageSize; } + SvStream* GetStrm() { return pStrm; } void SetStrm( SvStream*, BOOL ); void SetStrm( UCBStorageStream* ); - BOOL IsWritable() { return pStrm->IsWritable(); } - BOOL Good() { return BOOL( nError == SVSTREAM_OK ); } + BOOL IsWritable() { return pStrm->IsWritable(); } + BOOL Good() { return BOOL( nError == SVSTREAM_OK ); } BOOL Bad() { return BOOL( nError != SVSTREAM_OK ); } - ULONG GetError() { return nError; } + ULONG GetError() { return nError; } void MoveError( StorageBase& ); void SetError( ULONG ); void ResetError(); @@ -84,32 +84,32 @@ public: BOOL Read( INT32 nPage, void* pBuf, INT32 nPages ); BOOL Write( INT32 nPage, void* pBuf, INT32 nPages ); BOOL SetSize( INT32 nPages ); - StgPage* Find( INT32 ); // find a cached page - StgPage* Get( INT32, BOOL ); // get a cached page - StgPage* Copy( INT32, INT32=STG_FREE ); // copy a page - BOOL Commit( StgDirEntry* = NULL ); // flush all pages - void Revert( StgDirEntry* = NULL ); // revert dirty pages - void Clear(); // clear the cache + StgPage* Find( INT32 ); // find a cached page + StgPage* Get( INT32, BOOL ); // get a cached page + StgPage* Copy( INT32, INT32=STG_FREE ); // copy a page + BOOL Commit( StgDirEntry* = NULL ); // flush all pages + void Revert( StgDirEntry* = NULL ); // revert dirty pages + void Clear(); // clear the cache }; class StgPage { friend class StgCache; - StgCache* pCache; // the cache - StgPage *pNext1, *pLast1; // LRU chain - StgPage *pNext2, *pLast2; // ordered chain - StgDirEntry* pOwner; // owner - INT32 nPage; // page # - BYTE* pData; // nPageSize characters - short nData; // size of this page - BOOL bDirty; // dirty flag + StgCache* pCache; // the cache + StgPage *pNext1, *pLast1; // LRU chain + StgPage *pNext2, *pLast2; // ordered chain + StgDirEntry* pOwner; // owner + INT32 nPage; // page # + BYTE* pData; // nPageSize characters + short nData; // size of this page + BOOL bDirty; // dirty flag StgPage( StgCache*, short ); ~StgPage(); public: - void SetDirty() { bDirty = TRUE; } - INT32 GetPage() { return nPage; } - void* GetData() { return pData; } - short GetSize() { return nData; } - void SetOwner( StgDirEntry* p ) { pOwner = p; } + void SetDirty() { bDirty = TRUE; } + INT32 GetPage() { return nPage; } + void* GetData() { return pData; } + short GetSize() { return nData; } + void SetOwner( StgDirEntry* p ) { pOwner = p; } // routines for accessing FAT pages // Assume that the data is a FAT page and get/put FAT data. INT32 GetPage( short nOff ) @@ -123,7 +123,7 @@ public: return n; #endif } - void SetPage( short, INT32 ); // put an element + void SetPage( short, INT32 ); // put an element }; #endif |