/* pbm.h
* Copyright (c) 1998 Tim Norman. See LICENSE for details
* 2-25-98
*
* Mar 18, 1998 Jim Peterson <jspeter@birch.ee.vt.edu>
*
* Restructured to encapsulate more of the PBM handling.
*/
#ifndef _PBM_H
#define _PBM_H
#include <stdio.h>
typedef struct
{
FILE* fptr;
enum { none, P1, P4 } version;
int width, height;
int current_line;
void *revdata;
int unread;
} pbm_stat;
int make_pbm_stat(pbm_stat*,FILE*);
int pbm_readline(pbm_stat*,unsigned char*);
/* reads a single line into char* */
void pbm_unreadline(pbm_stat*,void*); /* pushes a single line back */
#endif