File: linux_ppdev.h

package info (click to toggle)
avrdude 5.2-2
  • links: PTS
  • area: main
  • in suites: etch, etch-m68k
  • size: 2,284 kB
  • ctags: 1,520
  • sloc: ansic: 15,167; sh: 3,437; yacc: 1,051; lex: 240; makefile: 158
file content (57 lines) | stat: -rw-r--r-- 2,088 bytes parent folder | download | duplicates (2)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
/*
 * avrdude - A Downloader/Uploader for AVR device programmers
 * Copyright (C) 2003, 2005 Theodore A. Roth
 *
 * 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  02111-1307  USA
 */

/* $Id: linux_ppdev.h,v 1.3 2005/11/29 20:20:22 joerg_wunsch Exp $ */

#ifndef linux_ppdev_h
#define linux_ppdev_h

#define OBSOLETE__IOW _IOW

#include <sys/ioctl.h>
#include <linux/parport.h>
#include <linux/ppdev.h>

#include <stdlib.h>

#define ppi_claim(fd)                                        \
  if (ioctl(fd, PPCLAIM)) {                                  \
    fprintf(stderr, "%s: can't claim device \"%s\": %s\n\n", \
            progname, port, strerror(errno));                \
    close(fd);                                               \
    exit(1);                                                 \
  }

#define ppi_release(fd)                                      \
  if (ioctl(fd, PPRELEASE)) {                                \
    fprintf(stderr, "%s: can't release device: %s\n\n",      \
            progname, strerror(errno));                      \
    exit(1);                                                 \
  }

#define DO_PPI_READ(fd, reg, valp) \
	(void)ioctl(fd, \
		(reg) == PPIDATA? PPRDATA: ((reg) == PPICTRL? PPRCONTROL: PPRSTATUS), \
		    valp)
#define DO_PPI_WRITE(fd, reg, valp) \
	(void)ioctl(fd, \
		(reg) == PPIDATA? PPWDATA: ((reg) == PPICTRL? PPWCONTROL: PPWSTATUS), \
		    valp)

#endif /* linux_ppdev_h */