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-rw-r--r--dvb.c134
1 files changed, 0 insertions, 134 deletions
diff --git a/dvb.c b/dvb.c
deleted file mode 100644
index cf60bf8..0000000
--- a/dvb.c
+++ /dev/null
@@ -1,134 +0,0 @@
-/* $Id: dvb.c,v 1.7 2003/11/11 04:30:41 reinelt Exp $
- *
- * DVB specific functions
- *
- * Copyright 2003 Michael Reinelt <reinelt@eunet.at>
- *
- * This file is part of LCD4Linux.
- *
- * LCD4Linux 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, or (at your option)
- * any later version.
- *
- * LCD4Linux 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., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- *
- * $Log: dvb.c,v $
- * Revision 1.7 2003/11/11 04:30:41 reinelt
- * very minor changes
- *
- * Revision 1.6 2003/10/05 17:58:50 reinelt
- * libtool junk; copyright messages cleaned up
- *
- * Revision 1.5 2003/08/08 23:08:38 reinelt
- * CVS Id and Log missing from dvb.{c,h}
- *
- */
-
-/*
- * exported functions:
- *
- * DVB (int *strength, int *snr)
- * returns 0 if ok, -1 if error
- * sets *strength to the signal strength
- * sets *snr to the signal/noise ratio
- *
- */
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <unistd.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <time.h>
-#include <sys/ioctl.h>
-#include <sys/types.h>
-
-#include "config.h"
-#include "debug.h"
-
-#ifndef HAVE_LINUX_DVB_FRONTEND_H
-
-#warning linux/dvb/frontend.h not found.
-#warning DVB client will be disabled.
-
-int DVB (double *strength, double *snr)
-{
- static int flag=0;
-
- if (flag==0) {
- error("lcd4linux has been compiled without DVB support");
- error("DVB client will be disabled");
- flag=1;
- }
-
- *strength=0.0;
- *snr=0.0;
-
- return 0;
-}
-
-#else
-
-#include <linux/dvb/frontend.h>
-#include "dvb.h"
-
-int DVB (double *strength, double *snr)
-{
- static time_t now=0;
- static int fd=-2;
- static double strength0=0.0;
- static double snr0=0.0;
-
- unsigned short raw_strength;
- unsigned short raw_snr;
-
- *strength=strength0;
- *snr=snr0;
-
- if (fd==-1) return -1;
-
- if (time(NULL)==now) return 0;
- time(&now);
-
- if (fd==-2) {
- fd = open("/dev/dvb/adapter0/frontend0", O_RDONLY);
- if (fd==-1) {
- error ("open(/dev/dvb/adapter0/frontend0) failed: %s", strerror(errno));
- return -1;
- }
- debug ("open (/dev/dvb/adapter0/frontend0)=%d", fd);
- }
-
- if (ioctl(fd, FE_READ_SIGNAL_STRENGTH, &raw_strength)!=0) {
- error("ioctl(FE_READ_SIGNAL_STRENGTH) failed: %s", strerror(errno));
- fd=-1;
- return -1;
- }
-
- if (ioctl(fd, FE_READ_SNR, &raw_snr)!=0) {
- error("ioctl(FE_READ_SNR) failed: %s", strerror(errno));
- fd=-1;
- return -1;
- }
-
- // Normalize to 1.0
- strength0=raw_strength/65535.0;
- snr0=raw_snr/65535.0;
-
- *strength=strength0;
- *snr=snr0;
-
- return 0;
-}
-
-#endif