gerb_file.h

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/*
 * gEDA - GNU Electronic Design Automation
 * This file is a part of gerbv.
 *
 *   Copyright (C) 2000-2002 Stefan Petersen (spe@stacken.kth.se)
 *
 * $Id$
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111 USA
 */
 
#ifndef GERB_FILE_H
#define GERB_FILE_H
 
#include <stdio.h>
 
typedef struct file {
    FILE* fd;       /* File descriptor */
    int   fileno;   /* The integer version of fd */
    char* data;     /* Pointer to data mmaped in. May not be changed, use ptr */
    int   datalen;  /* Length of mmaped data ie file length */
    int   ptr;      /* Index in data where we are reading */
    char* filename; /* File name */
} gerb_file_t;
 
gerb_file_t* gerb_fopen(const char* filename);
int          gerb_fgetc(gerb_file_t* fd);
int          gerb_fgetint(gerb_file_t* fd, int* len); /* If len != NULL, returns number
                                 of chars parsed in len */
double gerb_fgetdouble(gerb_file_t* fd);
char*  gerb_fgetstring(gerb_file_t* fd, char term);
void   gerb_ungetc(gerb_file_t* fd);
void   gerb_fclose(gerb_file_t* fd);
 
char* gerb_find_file(const char* filename, char** paths);
 
#endif /* GERB_FILE_H */