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BeatAroundTheBuscherandGitHub
ed00830202
* Fixing upper/lower case for includes types.h, zconf.h and zlib.h were renamed so that global includes like Types.h are not used.
209 lines
5.1 KiB
C
209 lines
5.1 KiB
C
#ifndef _LIBRARY_DATABASE_H
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#define _LIBRARY_DATABASE_H
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#include "types.h"
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#include "windows.h"
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#include "FileMan.h"
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#define FILENAME_SIZE 256
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//#define FILENAME_SIZE 40 + PATH_SIZE
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#define PATH_SIZE 80
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#define NUM_FILES_TO_ADD_AT_A_TIME 20
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#define INITIAL_NUM_HANDLES 20
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#define REAL_FILE_LIBRARY_ID 1022
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#define DB_BITS_FOR_LIBRARY 10
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#define DB_BITS_FOR_FILE_ID 22
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#define DB_EXTRACT_LIBRARY( exp ) ( exp >> DB_BITS_FOR_FILE_ID )
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#define DB_EXTRACT_FILE_ID( exp ) ( exp & 0x3FFFFF )
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#define DB_ADD_LIBRARY_ID( exp ) ( exp << DB_BITS_FOR_FILE_ID )
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#define DB_ADD_FILE_ID( exp ) ( exp & 0xC00000 )
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typedef UINT32 HWFILE;
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typedef struct
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{
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CHAR8 sLibraryName[ FILENAME_SIZE ]; // The name of the library file on the disk
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BOOLEAN fOnCDrom; // A flag specifying if its a cdrom library ( not implemented yet )
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BOOLEAN fInitOnStart; // Flag specifying if the library is to Initialized at the begining of the game
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} LibraryInitHeader;
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#include "Ja2 Libs.h"
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extern LibraryInitHeader gGameLibaries[];
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extern CHAR8 gzCdDirectory[ SGPFILENAME_LEN ];
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#define REAL_LIBRARY_FILE "RealFiles.slf"
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typedef struct
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{
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UINT32 uiFileID; // id of the file ( they start at 1 )
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HANDLE hRealFileHandle; // if the file is a Real File, this its handle
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} RealFileOpenStruct;
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typedef struct
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{
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STR pFileName;
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UINT32 uiFileLength;
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UINT32 uiFileOffset;
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} FileHeaderStruct;
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typedef struct
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{
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UINT32 uiFileID; // id of the file ( they start at 1 )
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UINT32 uiFilePosInFile; // current position in the file
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UINT32 uiActualPositionInLibrary; // Current File pointer position in actuall library
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FileHeaderStruct *pFileHeader;
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} FileOpenStruct;
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typedef struct
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{
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STR sLibraryPath;
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HANDLE hLibraryHandle;
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UINT16 usNumberOfEntries;
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BOOLEAN fLibraryOpen;
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// BOOLEAN fAnotherFileAlreadyOpenedLibrary; //this variable is set when a file is opened from the library and reset when the file is close. No 2 files can have access to the library at 1 time.
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UINT32 uiIdOfOtherFileAlreadyOpenedLibrary; //this variable is set when a file is opened from the library and reset when the file is close. No 2 files can have access to the library at 1 time.
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INT32 iNumFilesOpen;
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INT32 iSizeOfOpenFileArray;
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FileHeaderStruct *pFileHeader;
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FileOpenStruct *pOpenFiles;
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//
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// Temp: Total memory used for each library ( all memory allocated
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//
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#ifdef JA2TESTVERSION
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UINT32 uiTotalMemoryAllocatedForLibrary;
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#endif
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} LibraryHeaderStruct;
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typedef struct
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{
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INT32 iNumFilesOpen;
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INT32 iSizeOfOpenFileArray;
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RealFileOpenStruct *pRealFilesOpen;
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} RealFileHeaderStruct;
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typedef struct
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{
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STR sManagerName;
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LibraryHeaderStruct *pLibraries;
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UINT16 usNumberOfLibraries;
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BOOLEAN fInitialized;
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RealFileHeaderStruct RealFiles;
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} DatabaseManagerHeaderStruct;
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//typedef UINT32 HLIBFILE;
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//*************************************************************************
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//
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// NOTE! The following structs are also used by the datalib98 utility
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//
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//*************************************************************************
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#define FILE_OK 0
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#define FILE_DELETED 0xff
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#define FILE_OLD 1
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#define FILE_DOESNT_EXIST 0xfe
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typedef struct
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{
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CHAR8 sLibName[ FILENAME_SIZE ];
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CHAR8 sPathToLibrary[ FILENAME_SIZE ];
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INT32 iEntries;
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INT32 iUsed;
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UINT16 iSort;
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UINT16 iVersion;
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BOOLEAN fContainsSubDirectories;
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INT32 iReserved;
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} LIBHEADER;
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typedef struct
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{
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CHAR8 sFileName[ FILENAME_SIZE ];
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UINT32 uiOffset;
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UINT32 uiLength;
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UINT8 ubState;
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UINT8 ubReserved;
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FILETIME sFileTime;
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UINT16 usReserved2;
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} DIRENTRY;
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#ifdef __cplusplus
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extern "C" {
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#endif
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//The FileDatabaseHeader
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extern DatabaseManagerHeaderStruct gFileDataBase;
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//Function Prototypes
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BOOLEAN CheckForLibraryExistence( STR pLibraryName );
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BOOLEAN InitializeLibrary( STR pLibraryName, LibraryHeaderStruct *pLibheader, BOOLEAN fCanBeOnCDrom );
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BOOLEAN InitializeFileDatabase( );
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BOOLEAN ReopenCDLibraries(void);
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BOOLEAN ShutDownFileDatabase( );
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BOOLEAN CheckIfFileExistInLibrary( STR pFileName );
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INT16 GetLibraryIDFromFileName( STR pFileName );
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HWFILE OpenFileFromLibrary( STR pName );
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HWFILE CreateRealFileHandle( HANDLE hFile );
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BOOLEAN CloseLibraryFile( INT16 sLibraryID, UINT32 uiFileID );
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BOOLEAN GetLibraryAndFileIDFromLibraryFileHandle( HWFILE hlibFile, INT16 *pLibraryID, UINT32 *pFileNum );
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BOOLEAN LoadDataFromLibrary( INT16 sLibraryID, UINT32 uiFileIndex, PTR pData, UINT32 uiBytesToRead, UINT32 *pBytesRead );
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BOOLEAN LibraryFileSeek( INT16 sLibraryID, UINT32 uiFileNum, UINT32 uiDistance, UINT8 uiHowToSeek );
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//used to open and close libraries during the game
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BOOLEAN CloseLibrary( INT16 sLibraryID );
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BOOLEAN OpenLibrary( INT16 sLibraryID );
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BOOLEAN IsLibraryOpened( INT16 sLibraryID );
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BOOLEAN GetLibraryFileTime( INT16 sLibraryID, UINT32 uiFileNum, SGP_FILETIME *pLastWriteTime );
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#ifdef __cplusplus
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}
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#endif
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#endif
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