Imported Upstream version 1.1.0upstream/1.1.0

1 files changed, 205 insertions, 0 deletions

diff --git a/util/dvbnet/dvbnet.c b/util/dvbnet/dvbnet.c
new file mode 100644
index 0000000..573fa59
--- /dev/null
+++ b/util/dvbnet/dvbnet.c
@@ -0,0 +1,205 @@
+/* 
+ * dvbnet.c
+ *
+ * Copyright (C) 2003 TV Files S.p.A
+ *                    L.Y.Mesentsev <lymes@tiscalinet.it>
+ *
+ * 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.
+ * Or, point your browser to http://www.gnu.org/copyleft/gpl.html
+ * 
+ */
+
+#include <stdio.h>
+#include <fcntl.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <errno.h>
+
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <sys/ioctl.h>
+
+#include <linux/dvb/net.h>
+#include <version.h>
+
+#ifndef VERSION_INFO
+#define VERSION_INFO "1.1.0"
+#endif
+
+#define OK    0
+#define FAIL -1
+#define DVB_NET_DEVICE "/dev/dvb/adapter%d/net%d"
+#define DVB_NET_DEVICES_MAX 10
+#define IFNAME_DVB "dvb"
+
+
+enum Mode {
+	UNKNOWN,
+	LST_INTERFACE,
+	ADD_INTERFACE,
+	DEL_INTERFACE
+} op_mode;
+
+static int adapter = 0;
+static int netdev = 0;
+static struct dvb_net_if net_data;
+
+static void hello(void);
+static void usage(char *);
+static void parse_args(int, char **);
+static int queryInterface(int, int);
+
+static char dvb_net_device[40];
+
+int main(int argc, char **argv)
+{
+	int fd_net;
+
+	hello();
+
+	parse_args(argc, argv);
+
+	sprintf(dvb_net_device, DVB_NET_DEVICE, adapter, netdev);
+
+	printf("Device: %s\n", dvb_net_device);
+
+	if ((fd_net = open(dvb_net_device, O_RDWR | O_NONBLOCK)) < 0) {
+		fprintf(stderr, "Error: couldn't open device %s: %d %m\n",
+			dvb_net_device, errno);
+		return FAIL;
+	}
+
+	switch (op_mode) {
+	case DEL_INTERFACE:
+		if (ioctl(fd_net, NET_REMOVE_IF, net_data.if_num))
+			fprintf(stderr,
+				"Error: couldn't remove interface %d: %d %m.\n",
+				net_data.if_num, errno);
+		else
+			printf("Status: device %d removed successfully.\n",
+			       net_data.if_num);
+		break;
+
+	case ADD_INTERFACE:
+		if (ioctl(fd_net, NET_ADD_IF, &net_data))
+			fprintf(stderr,
+				"Error: couldn't add interface for pid %d: %d %m.\n",
+				net_data.pid, errno);
+		else
+			printf
+			    ("Status: device dvb%d_%d for pid %d created successfully.\n",
+			     adapter, net_data.if_num, net_data.pid);
+		break;
+
+	case LST_INTERFACE:
+		queryInterface(fd_net, 0);
+		break;
+
+	default:
+		usage(argv[0]);
+		return FAIL;
+	}
+
+	close(fd_net);
+	return OK;
+}
+
+
+int queryInterface(int fd_net, int dev)
+{
+	struct dvb_net_if data;
+	int IF, nIFaces = 0, ret = FAIL;
+
+	printf("Query DVB network interfaces:\n");
+	printf("-----------------------------\n");
+	for (IF = 0; IF < DVB_NET_DEVICES_MAX; IF++) {
+		data.if_num = IF;
+		if (ioctl(fd_net, NET_GET_IF, &data))
+			continue;
+
+		if (dev == data.if_num)
+			ret = OK;
+
+		printf("Found device %d: interface dvb%d_%d, "
+		       "listening on PID %d\n",
+		       IF, adapter, data.if_num, data.pid);
+
+		nIFaces++;
+	}
+
+	printf("-----------------------------\n");
+	printf("Found %d interface(s).\n\n", nIFaces);
+	return ret;
+}
+
+
+void parse_args(int argc, char **argv)
+{
+	char c, *s;
+	op_mode = UNKNOWN;
+	while ((c = getopt(argc, argv, "a:n:p:d:lvh")) != EOF) {
+		switch (c) {
+		case 'a':
+			adapter = strtol(optarg, NULL, 0);
+			break;
+		case 'n':
+			netdev = strtol(optarg, NULL, 0);
+			break;
+		case 'p':
+			net_data.pid = strtol(optarg, NULL, 0);
+			op_mode = ADD_INTERFACE;
+			break;
+		case 'd':
+			net_data.if_num = strtol(optarg, NULL, 0);
+			op_mode = DEL_INTERFACE;
+			break;
+		case 'l':
+			op_mode = LST_INTERFACE;
+			break;
+		case 'v':
+			exit(OK);
+		case 'h':
+		default:
+			s = strrchr(argv[0], '/') + 1;
+			usage((s) ? s : argv[0]);
+			exit(FAIL);
+		}
+	}
+}
+
+
+void usage(char *prog_name)
+{
+	fprintf(stderr, "Usage: %s [options]\n", prog_name);
+	fprintf(stderr, "Where options are:\n");
+	fprintf(stderr, "\t-a AD  : Adapter card AD (default 0)\n");
+	fprintf(stderr, "\t-n NET : Net demux NET (default 0)\n");
+	fprintf(stderr, "\t-p PID : Add interface listening on PID\n");
+	fprintf(stderr, "\t-d NUM : Remove interface dvbAD_NUM\n");
+	fprintf(stderr,
+		"\t-l     : List currently available interfaces\n");
+	fprintf(stderr, "\t-v     : Print current version\n\n");
+}
+
+
+void hello(void)
+{
+	printf("\nDVB Network Interface Manager\n");
+	printf("Version %s\n", VERSION_INFO);
+	printf("Copyright (C) 2003, TV Files S.p.A\n\n");
+}