aboutsummaryrefslogtreecommitdiffstats
path: root/util/dvbnet/dvbnet.c
diff options
context:
space:
mode:
authoretobi <git@e-tobi.net>2013-09-03 09:48:38 +0200
committeretobi <git@e-tobi.net>2013-09-03 09:48:38 +0200
commit6e40287e2f39a80fc72bd8d0fbc1a8334d688c2d (patch)
tree024bef311226653bdd1da4fa588becf5098bcff7 /util/dvbnet/dvbnet.c
downloadlinux-dvb-apps-6e40287e2f39a80fc72bd8d0fbc1a8334d688c2d.tar.gz
Imported Upstream version 1.1.0upstream/1.1.0
Diffstat (limited to 'util/dvbnet/dvbnet.c')
-rw-r--r--util/dvbnet/dvbnet.c205
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");
+}