123a0898aSmrg/*
223a0898aSmrg
323a0898aSmrgCopyright 1993, 1998  The Open Group
423a0898aSmrg
523a0898aSmrgPermission to use, copy, modify, distribute, and sell this software and its
623a0898aSmrgdocumentation for any purpose is hereby granted without fee, provided that
723a0898aSmrgthe above copyright notice appear in all copies and that both that
823a0898aSmrgcopyright notice and this permission notice appear in supporting
923a0898aSmrgdocumentation.
1023a0898aSmrg
1123a0898aSmrgThe above copyright notice and this permission notice shall be included
1223a0898aSmrgin all copies or substantial portions of the Software.
1323a0898aSmrg
1423a0898aSmrgTHE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
1523a0898aSmrgOR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
1623a0898aSmrgMERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
1723a0898aSmrgIN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR
1823a0898aSmrgOTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
1923a0898aSmrgARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
2023a0898aSmrgOTHER DEALINGS IN THE SOFTWARE.
2123a0898aSmrg
2223a0898aSmrgExcept as contained in this notice, the name of The Open Group shall
2323a0898aSmrgnot be used in advertising or otherwise to promote the sale, use or
2423a0898aSmrgother dealings in this Software without prior written authorization
2523a0898aSmrgfrom The Open Group.
2623a0898aSmrg
2723a0898aSmrg*/
2823a0898aSmrg
2923a0898aSmrg#ifndef ___BUFIO_H___
3023a0898aSmrg#define ___BUFIO_H___ 1
3123a0898aSmrg
3223a0898aSmrg#include <X11/Xfuncproto.h>
3323a0898aSmrg
3423a0898aSmrg#define BUFFILESIZE	8192
3523a0898aSmrg#define BUFFILEEOF	-1
3623a0898aSmrg
3723a0898aSmrgtypedef unsigned char BufChar;
3823a0898aSmrgtypedef struct _buffile *BufFilePtr;
3923a0898aSmrg
4023a0898aSmrgtypedef struct _buffile {
4123a0898aSmrg    BufChar *bufp;
4223a0898aSmrg    int	    left;
4323a0898aSmrg    int     eof;
4423a0898aSmrg    BufChar buffer[BUFFILESIZE];
4523a0898aSmrg    int	    (*input)( BufFilePtr /* f */);
4623a0898aSmrg    int     (*output)( int /* c */, BufFilePtr /* f */);
4723a0898aSmrg    int	    (*skip)( BufFilePtr /* f */, int /* count */);
4823a0898aSmrg    int	    (*close)( BufFilePtr /* f */, int /* doClose */);
4923a0898aSmrg    char    *private;
5023a0898aSmrg} BufFileRec;
5123a0898aSmrg
5223a0898aSmrgextern BufFilePtr BufFileCreate (
5323a0898aSmrg    char*,
5423a0898aSmrg    int (*)(BufFilePtr),
5523a0898aSmrg    int (*)(int, BufFilePtr),
5623a0898aSmrg    int (*)(BufFilePtr, int),
5723a0898aSmrg    int (*)(BufFilePtr, int));
5823a0898aSmrgextern BufFilePtr BufFileOpenRead ( int );
5923a0898aSmrgextern BufFilePtr BufFileOpenWrite ( int );
6023a0898aSmrgextern BufFilePtr BufFilePushCompressed ( BufFilePtr );
6123a0898aSmrg#ifdef X_GZIP_FONT_COMPRESSION
6223a0898aSmrgextern BufFilePtr BufFilePushZIP ( BufFilePtr );
6323a0898aSmrg#endif
647f7f5e4eSmrg#ifdef X_BZIP2_FONT_COMPRESSION
657f7f5e4eSmrgextern BufFilePtr BufFilePushBZIP2 ( BufFilePtr );
667f7f5e4eSmrg#endif
6723a0898aSmrgextern int BufFileClose ( BufFilePtr, int );
6823a0898aSmrgextern int BufFileRead ( BufFilePtr, char*, int );
6923a0898aSmrgextern int BufFileWrite ( BufFilePtr, char*, int );
7023a0898aSmrg
7123a0898aSmrg#define BufFileGet(f)	((f)->left-- ? *(f)->bufp++ : ((f)->eof = (*(f)->input) (f)))
7223a0898aSmrg#define BufFilePut(c,f)	(--(f)->left ? *(f)->bufp++ = ((unsigned char)(c)) : (*(f)->output) ((unsigned char)(c),f))
7323a0898aSmrg#define BufFileSkip(f,c)    ((f)->eof = (*(f)->skip) (f, c))
7423a0898aSmrg
7523a0898aSmrg#ifndef TRUE
7623a0898aSmrg#define TRUE 1
7723a0898aSmrg#endif
7823a0898aSmrg#ifndef FALSE
7923a0898aSmrg#define FALSE 0
8023a0898aSmrg#endif
8123a0898aSmrg
8223a0898aSmrg#endif /* ___BUFIO_H___ */
8323a0898aSmrg
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