91 lines
3.2 KiB
C++
91 lines
3.2 KiB
C++
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/* Constants */
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#define CR 13 /* ASCII code for Return */
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#define ESCAPE 27 /* ASCII code for Esc key */
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#define MDA 0 /* Adapter constants */
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#define CGA 1
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#define MCGA 2
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#define EGA 3
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#define VGA 4
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#define MONO 0 /* Display constants */
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#define COLOR 1
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#define clear_scrn( attr, row1, row2 ) ClearBox( attr, row1, 0, row2, 79 )
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/* Structure members at 1-byte boundaries */
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#pragma pack( 1 )
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/* Video configuration structure */
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struct vid_config
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{
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unsigned char vmode; /* Current mode */
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unsigned char dpage; /* Current display page */
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unsigned char rows; /* Number of display rows - 1 */
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unsigned char display; /* Either MONO or COLOR */
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unsigned char adapter; /* Adapter code */
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unsigned char CGAvalue; /* Enable value for CGA */
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unsigned sgmnt; /* Video segment with page offset */
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};
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struct vid_config vconfig; /* Structure for video configuration */
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/* Disk statistics returned from GetDiskSize procedure */
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struct disk_stat
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{
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unsigned total; /* total clusters */
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unsigned avail; /* available clusters */
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unsigned sects; /* sectors per cluster */
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unsigned bytes; /* bytes per sector */
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};
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/* File information returned from FindFirst procedure */
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struct file_info
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{
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char pad[21]; /* pad to 43 bytes */
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char attrib; /* file attribute */
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int time; /* file time */
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int date; /* file date */
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long size; /* file size */
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char name[13]; /* file name */
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};
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/* Procedure prototypes from COMMON.ASM */
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void GetVidConfig( void );
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void StrWrite( int row, int col, char *str );
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void ClearBox( int attr, int row1, int col1, int row2, int col2 );
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int GetVer( void );
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int SetCurPos( int row, int col );
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/* Procedure prototypes from MATH.ASM */
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long AddLong( long long1, long long2 );
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long SubLong( long long1, long long2 );
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long ImulLong( long long1, long long2 );
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long *MulLong( long long1, long long2 );
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int DivLong( long long1, short short2, short *remn );
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int IdivLong( long long1, short short2, short *remn );
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int Quadratic( float a, float b, float c, float *r1, float *r2 );
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/* Procedure prototypes from FILE.ASM */
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void ChangeDrive( int drive );
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void GetDiskSize( int drive, struct disk_stat *disk );
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void GetVidConfig( void );
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int ReadCharAttr( int *attr );
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int GetCurDir( char *spec );
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int GetCurDisk( void );
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int CopyFile( int imode, char *fspec1, char *fspec2 );
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int DelFile( char *fspec );
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int MakeDir( char *pspec );
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int RemoveDir( char *pspec );
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int ChangeDir( char *pspec );
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int GetAttribute( char *fspec );
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int SetAttribute( int attr, char *fspec );
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int RenameFile( char *fspec1, char *fspec2 );
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int GetFileTime( int handle, char *str );
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int FindFirst( int attr, char *fspec, struct file_info *finfo );
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int FindNext( struct file_info *finfo );
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int UniqueFile( int attr, char *fspec );
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int OpenFile( int access, char *fspec );
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int CloseFile( int handle );
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int ReadFile( int handle, int len, char *pbuff );
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int SetCurPos( int row, int col );
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int GetStr( char *bufstr, int maxlen );
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char *StrCompare( char *str1, char *str2, int len );
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char *StrFindChar( char ichar, char *str, int direct );
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