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feat(build): add StormLib (#4)
* feat(app): add StormLib * feat(app): add OpenArchives * feat(util): update SFile to work with StormLib * feat(app): update SFile * feat(util): update SFile with logging (Windows only) * feat(ui): implemented termination w/o notice * chore(build): update StormLib * chore(util): replace std::string with SStr* functions * fix(stormlib): dwFlags argument for SFileOpenPatchArchive * chore(ui): add Script_* stubs * chore(util): clean up SFile::OpenEx * chore(build): update StormLib --------- Co-authored-by: Phaneron <superp00t@tutanota.com>
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217
vendor/stormlib-9/src/FileStream.h
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vendor/stormlib-9/src/FileStream.h
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/*****************************************************************************/
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/* FileStream.h Copyright (c) Ladislav Zezula 2012 */
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/*---------------------------------------------------------------------------*/
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/* Description: Definitions for FileStream object */
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/*---------------------------------------------------------------------------*/
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/* Date Ver Who Comment */
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/* -------- ---- --- ------- */
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/* 14.04.12 1.00 Lad The first version of FileStream.h */
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/*****************************************************************************/
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#ifndef __FILESTREAM_H__
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#define __FILESTREAM_H__
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//-----------------------------------------------------------------------------
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// Function prototypes
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typedef void (*STREAM_INIT)(
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struct TFileStream * pStream // Pointer to an unopened stream
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);
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typedef bool (*STREAM_CREATE)(
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struct TFileStream * pStream // Pointer to an unopened stream
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);
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typedef bool (*STREAM_OPEN)(
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struct TFileStream * pStream, // Pointer to an unopened stream
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const TCHAR * szFileName, // Pointer to file name to be open
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DWORD dwStreamFlags // Stream flags
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);
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typedef bool (*STREAM_READ)(
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struct TFileStream * pStream, // Pointer to an open stream
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ULONGLONG * pByteOffset, // Pointer to file byte offset. If NULL, it reads from the current position
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void * pvBuffer, // Pointer to data to be read
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DWORD dwBytesToRead // Number of bytes to read from the file
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);
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typedef bool (*STREAM_WRITE)(
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struct TFileStream * pStream, // Pointer to an open stream
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ULONGLONG * pByteOffset, // Pointer to file byte offset. If NULL, it writes to the current position
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const void * pvBuffer, // Pointer to data to be written
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DWORD dwBytesToWrite // Number of bytes to read from the file
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);
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typedef bool (*STREAM_RESIZE)(
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struct TFileStream * pStream, // Pointer to an open stream
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ULONGLONG FileSize // New size for the file, in bytes
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);
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typedef bool (*STREAM_GETSIZE)(
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struct TFileStream * pStream, // Pointer to an open stream
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ULONGLONG * pFileSize // Receives the file size, in bytes
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);
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typedef bool (*STREAM_GETPOS)(
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struct TFileStream * pStream, // Pointer to an open stream
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ULONGLONG * pByteOffset // Pointer to store current file position
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);
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typedef void (*STREAM_CLOSE)(
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struct TFileStream * pStream // Pointer to an open stream
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);
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typedef bool (*BLOCK_READ)(
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struct TFileStream * pStream, // Pointer to a block-oriented stream
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ULONGLONG StartOffset, // Byte offset of start of the block array
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ULONGLONG EndOffset, // End offset (either end of the block or end of the file)
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LPBYTE BlockBuffer, // Pointer to block-aligned buffer
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DWORD BytesNeeded, // Number of bytes that are really needed
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bool bAvailable // true if the block is available
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);
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typedef bool (*BLOCK_CHECK)(
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struct TFileStream * pStream, // Pointer to a block-oriented stream
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ULONGLONG BlockOffset // Offset of the file to check
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);
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typedef void (*BLOCK_SAVEMAP)(
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struct TFileStream * pStream // Pointer to a block-oriented stream
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);
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//-----------------------------------------------------------------------------
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// Local structures - partial file structure and bitmap footer
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#define ID_FILE_BITMAP_FOOTER 0x33767470 // Signature of the file bitmap footer ('ptv3')
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#define DEFAULT_BLOCK_SIZE 0x00004000 // Default size of the stream block
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#define DEFAULT_BUILD_NUMBER 10958 // Build number for newly created partial MPQs
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typedef struct _PART_FILE_HEADER
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{
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DWORD PartialVersion; // Always set to 2
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char GameBuildNumber[0x20]; // Minimum build number of the game that can use this MPQ
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DWORD Flags; // Flags (details unknown)
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DWORD FileSizeLo; // Low 32 bits of the contained file size
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DWORD FileSizeHi; // High 32 bits of the contained file size
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DWORD BlockSize; // Size of one file block, in bytes
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} PART_FILE_HEADER, *PPART_FILE_HEADER;
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// Structure describing the block-to-file map entry
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typedef struct _PART_FILE_MAP_ENTRY
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{
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DWORD Flags; // 3 = the block is present in the file
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DWORD BlockOffsLo; // Low 32 bits of the block position in the file
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DWORD BlockOffsHi; // High 32 bits of the block position in the file
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DWORD LargeValueLo; // 64-bit value, meaning is unknown
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DWORD LargeValueHi;
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} PART_FILE_MAP_ENTRY, *PPART_FILE_MAP_ENTRY;
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typedef struct _FILE_BITMAP_FOOTER
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{
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DWORD Signature; // 'ptv3' (ID_FILE_BITMAP_FOOTER)
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DWORD Version; // Unknown, seems to always have value of 3 (version?)
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DWORD BuildNumber; // Game build number for that MPQ
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DWORD MapOffsetLo; // Low 32-bits of the offset of the bit map
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DWORD MapOffsetHi; // High 32-bits of the offset of the bit map
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DWORD BlockSize; // Size of one block (usually 0x4000 bytes)
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} FILE_BITMAP_FOOTER, *PFILE_BITMAP_FOOTER;
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//-----------------------------------------------------------------------------
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// Structure for file stream
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union TBaseProviderData
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{
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struct
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{
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ULONGLONG FileSize; // Size of the file
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ULONGLONG FilePos; // Current file position
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ULONGLONG FileTime; // Last write time
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HANDLE hFile; // File handle
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} File;
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struct
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{
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ULONGLONG FileSize; // Size of the file
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ULONGLONG FilePos; // Current file position
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ULONGLONG FileTime; // Last write time
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LPBYTE pbFile; // Pointer to mapped view
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} Map;
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struct
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{
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ULONGLONG FileSize; // Size of the file
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ULONGLONG FilePos; // Current file position
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ULONGLONG FileTime; // Last write time
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HANDLE hInternet; // Internet handle
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HANDLE hConnect; // Connection to the internet server
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} Http;
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};
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struct TFileStream
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{
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// Stream provider functions
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STREAM_READ StreamRead; // Pointer to stream read function for this archive. Do not use directly.
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STREAM_WRITE StreamWrite; // Pointer to stream write function for this archive. Do not use directly.
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STREAM_RESIZE StreamResize; // Pointer to function changing file size
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STREAM_GETSIZE StreamGetSize; // Pointer to function returning file size
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STREAM_GETPOS StreamGetPos; // Pointer to function that returns current file position
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STREAM_CLOSE StreamClose; // Pointer to function closing the stream
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// Block-oriented functions
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BLOCK_READ BlockRead; // Pointer to function reading one or more blocks
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BLOCK_CHECK BlockCheck; // Pointer to function checking whether the block is present
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// Base provider functions
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STREAM_CREATE BaseCreate; // Pointer to base create function
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STREAM_OPEN BaseOpen; // Pointer to base open function
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STREAM_READ BaseRead; // Read from the stream
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STREAM_WRITE BaseWrite; // Write to the stream
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STREAM_RESIZE BaseResize; // Pointer to function changing file size
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STREAM_GETSIZE BaseGetSize; // Pointer to function returning file size
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STREAM_GETPOS BaseGetPos; // Pointer to function that returns current file position
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STREAM_CLOSE BaseClose; // Pointer to function closing the stream
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// Base provider data (file size, file position)
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TBaseProviderData Base;
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// Stream provider data
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TFileStream * pMaster; // Master stream (e.g. MPQ on a web server)
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TCHAR * szFileName; // File name (self-relative pointer)
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ULONGLONG StreamSize; // Stream size (can be less than file size)
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ULONGLONG StreamPos; // Stream position
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DWORD BuildNumber; // Game build number
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DWORD dwFlags; // Stream flags
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// Followed by stream provider data, with variable length
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};
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//-----------------------------------------------------------------------------
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// Structures for block-oriented stream
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struct TBlockStream : public TFileStream
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{
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SFILE_DOWNLOAD_CALLBACK pfnCallback; // Callback for downloading
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void * FileBitmap; // Array of bits for file blocks
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void * UserData; // User data to be passed to the download callback
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DWORD BitmapSize; // Size of the file bitmap (in bytes)
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DWORD BlockSize; // Size of one block, in bytes
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DWORD BlockCount; // Number of data blocks in the file
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DWORD IsComplete; // If nonzero, no blocks are missing
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DWORD IsModified; // nonzero if the bitmap has been modified
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};
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//-----------------------------------------------------------------------------
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// Structure for encrypted stream
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#define MPQE_CHUNK_SIZE 0x40 // Size of one chunk to be decrypted
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struct TEncryptedStream : public TBlockStream
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{
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BYTE Key[MPQE_CHUNK_SIZE]; // File key
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};
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#endif // __FILESTREAM_H__
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