128 lines
2.7 KiB
C
128 lines
2.7 KiB
C
/***
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**
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** Module: FileIO
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**
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** Description:
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** This is a module of the T1 to TT font converter. The module
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** is the interface towards all low level I/O functions that are
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** are available on the current platform.
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**
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** Author: Michael Jansson
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**
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** Created: 5/26/93
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**
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***/
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#ifndef _ARGS
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# define IN const
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# define OUT
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# define INOUT
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# define _ARGS(arg) arg
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#endif
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#ifndef FASTCALL
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# ifdef MSDOS
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# define FASTCALL __fastcall
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# else
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# define FASTCALL
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# endif
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#endif
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#define READONLY 0
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#define READWRITE 1
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struct ioFile;
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/***
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** Function: io_Close
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**
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** Description:
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** This function closes an open file.
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***/
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errcode io_CloseFile _ARGS((INOUT struct ioFile *fp));
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/***
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** Function: io_ReadOneByte
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**
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** Description:
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** This function reads one byte from the current position in
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** the given file.
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***/
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USHORT FASTCALL io_ReadOneByte _ARGS((INOUT struct ioFile *fp));
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/***
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** Function: io_FileError
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**
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** Description:
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** This function returns the current error status of the file.
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***/
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boolean io_FileError _ARGS((INOUT struct ioFile *fp));
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/***
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** Function: io_FileTell
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**
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** Description:
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** This function returns the current position in the file.
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***/
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long FASTCALL io_FileTell _ARGS((INOUT struct ioFile *fp));
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/***
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** Function: io_RemoveFile
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**
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** Description:
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** This function removes an already closed file.
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***/
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void FASTCALL io_RemoveFile _ARGS((IN char *name));
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/***
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** Function: io_OpenFile
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**
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** Description:
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** This function opens a file.
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***/
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struct ioFile *io_OpenFile _ARGS((IN char *name,
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IN int mode));
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/***
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** Function: io_FileSeek
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**
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** Description:
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** This function moves the current position in the file,
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** relative the beginning of the file.
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***/
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long FASTCALL io_FileSeek _ARGS((INOUT struct ioFile *fp,
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INOUT long where));
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/***
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** Function: io_WriteBytes
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**
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** Description:
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** This function writes a number of bytes, starting at the
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** current position in the file.
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***/
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USHORT FASTCALL io_WriteBytes _ARGS((IN UBYTE *,
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INOUT USHORT, struct ioFile *));
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/***
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** Function: io_ReadBytes
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**
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** Description:
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** This function reades a number of bytes, starting at the
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** current position in the file.
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***/
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USHORT FASTCALL io_ReadBytes _ARGS((INOUT UBYTE *buf,
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INOUT USHORT len,
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INOUT struct ioFile *fp));
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