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8808e82cae
- Bump PORTREVISION PR: 194345 Submitted by: lenzi.sergio@gmail.com Reviewed by: pi Approved by: maintainer timeout
221 lines
6.6 KiB
C
221 lines
6.6 KiB
C
--- hald/freebsd/probing/probe-video4linux.c.orig 2014-10-03 22:48:53.887627582 -0300
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+++ hald/freebsd/probing/probe-video4linux.c 2014-10-12 23:37:47.263963719 -0300
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@@ -0,0 +1,218 @@
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+/***************************************************************************
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+ * CVSID: $Id$
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+ *
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+ * probe-video4linux.c : Probe video4linux devices
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+ * Adapted for FreeBSD by : Joe Marcus Clarke <marcus@FreeBSD.org>
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+ *
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+ * Copyright (C) 2007 Nokia Corporation
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+ *
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+ * Licensed under the Academic Free License version 2.1
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+ *
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+ * This program is free software; you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License as published by
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+ * the Free Software Foundation; either version 2 of the License, or
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+ * (at your option) any later version.
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+ *
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+ * This program is distributed in the hope that it will be useful,
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+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ * GNU General Public License for more details.
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+ *
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+ * You should have received a copy of the GNU General Public License
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+ * along with this program; if not, write to the Free Software
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+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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+ *
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+ **************************************************************************/
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+
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+#ifdef HAVE_CONFIG_H
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+# include <config.h>
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+#endif
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+
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+#include <sys/types.h>
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+#include <sys/user.h>
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+#include <sys/sysctl.h>
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+#include <sys/time.h>
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+#include <sys/ioctl.h>
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+#include <linux/videodev.h>
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+#include <linux/videodev2.h>
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+#include <errno.h>
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+#include <fcntl.h>
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+#include <stdint.h>
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+#include <stdio.h>
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+#include <stdlib.h>
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+#include <string.h>
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+#include <unistd.h>
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+#include <glib.h>
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+
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+#include "../libprobe/hfp.h"
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+
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+#define WEBCAMD_PID_FILE "/var/run/webcamd"
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+#define V4B_DEVICES_MAX 10 /* XXX from video4bsd.h */
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+
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+static int
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+hfp_v4l_get_unit (int bus, int addr)
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+{
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+ int i;
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+ pid_t pid;
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+ int mib[4];
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+ char *endptr;
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+ char *pidf = NULL;
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+ char *contents = NULL;
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+ gsize len;
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+
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+ for (i = 0; i < V4B_DEVICES_MAX; i++) {
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+ pidf = g_strdup_printf ("%s.%i.%i.%i.pid", WEBCAMD_PID_FILE, bus, addr, i);
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+ if (g_file_test (pidf, G_FILE_TEST_EXISTS))
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+ break;
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+ g_free (pidf);
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+ pidf = NULL;
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+ }
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+
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+ if (pidf == NULL)
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+ return -1;
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+
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+ if (! g_file_get_contents (pidf, &contents, &len, NULL)) {
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+ g_free (pidf);
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+ return -1;
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+ }
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+
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+ g_free (pidf);
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+
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+ pid = (int) strtol (contents, &endptr, 10);
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+ if (endptr == contents) {
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+ g_free (contents);
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+ return -1;
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+ }
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+ g_free (contents);
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+ return i;
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+}
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+
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+int
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+main (int argc, char **argv)
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+{
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+ int ret = 1;
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+ int fd = -1;
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+ int unit = -1;
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+ int bus = -1;
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+ int addr = -1;
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+ int intf = -1;
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+ //int i;
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+ char *device_file = NULL;
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+ char *busstr;
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+ char *addrstr;
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+ char *intfstr;
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+ struct video_capability v1cap;
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+ struct v4l2_capability v2cap;
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+ LibHalChangeSet *cset;
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+
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+
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+ if (! hfp_init (argc, argv))
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+ goto out;
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+
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+ busstr = getenv ("HAL_PROP_USB_BUS_NUMBER");
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+ if (! busstr)
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+ goto out;
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+ addrstr = getenv ("HAL_PROP_USB_PORT_NUMBER");
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+ if (! addrstr)
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+ goto out;
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+ intfstr = getenv ("HAL_PROP_USB_INTERFACE_NUMBER");
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+ if (! intfstr)
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+ goto out;
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+
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+ bus = atoi (busstr);
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+ addr = atoi (addrstr);
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+ intf = atoi (intfstr);
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+
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+ //g_message("bus:%d, addr=%d, intf=%d",bus,addr,intf);
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+ if (intf != 0)
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+ goto out;
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+
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+ unit = hfp_v4l_get_unit (bus, addr);
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+ if (unit == -1)
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+ goto out;
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+ device_file = g_strdup_printf ("/dev/video%i", unit);
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+ if (device_file == NULL)
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+ goto out;
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+
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+ /* give a meaningful process title for ps(1) */
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+ setproctitle("%s (bus: %i, addr: %i)", device_file, bus, addr);
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+
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+ cset = libhal_device_new_changeset (hfp_udi);
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+
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+ hfp_info ("Doing probe-video4linux for %s (udi=%s)", device_file, hfp_udi);
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+
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+ fd = open (device_file, O_RDONLY);
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+ if (fd < 0) {
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+ hfp_critical ("Cannot open %s: %s", device_file, strerror (errno));
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+ goto out;
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+ }
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+
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+ if (ioctl (fd, VIDIOC_QUERYCAP, &v2cap) == 0) {
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+ libhal_changeset_set_property_string (cset,
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+ "video4linux.device", device_file);
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+ libhal_changeset_set_property_string (cset,
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+ "info.category", "video4linux");
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+ libhal_changeset_set_property_string (cset,
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+ "video4linux.version", "2");
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+
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+ libhal_changeset_set_property_string (cset,
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+ "info.product", (const char *)v2cap.card);
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+
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+ libhal_device_add_capability (hfp_ctx, hfp_udi, "video4linux", NULL);
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+ if ((v2cap.capabilities & V4L2_CAP_VIDEO_CAPTURE) > 0) {
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+ libhal_device_add_capability (hfp_ctx, hfp_udi, "video4linux.video_capture", NULL);
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+ } if ((v2cap.capabilities & V4L2_CAP_VIDEO_OUTPUT) > 0) {
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+ libhal_device_add_capability (hfp_ctx, hfp_udi, "video4linux.video_output", NULL);
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+ } if ((v2cap.capabilities & V4L2_CAP_VIDEO_OVERLAY) > 0) {
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+ libhal_device_add_capability (hfp_ctx, hfp_udi, "video4linux.video_overlay", NULL);
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+ } if ((v2cap.capabilities & V4L2_CAP_AUDIO) > 0) {
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+ libhal_device_add_capability (hfp_ctx, hfp_udi, "video4linux.audio", NULL);
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+ } if ((v2cap.capabilities & V4L2_CAP_TUNER) > 0) {
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+ libhal_device_add_capability (hfp_ctx, hfp_udi, "video4linux.tuner", NULL);
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+ } if ((v2cap.capabilities & V4L2_CAP_RADIO) > 0) {
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+ libhal_device_add_capability (hfp_ctx, hfp_udi, "video4linux.radio", NULL);
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+ }
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+ } else {
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+ hfp_info (("ioctl VIDIOC_QUERYCAP failed"));
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+
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+ if (ioctl (fd, VIDIOCGCAP, &v1cap) == 0) {
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+ libhal_changeset_set_property_string (cset,
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+ "video4linux.device", device_file);
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+ libhal_changeset_set_property_string (cset,
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+ "info.category", "video4linux");
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+ libhal_changeset_set_property_string (cset,
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+ "video4linux.version", "1");
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+
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+ libhal_changeset_set_property_string (cset,
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+ "info.product", v1cap.name);
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+
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+ libhal_device_add_capability (hfp_ctx, hfp_udi, "video4linux", NULL);
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+ if ((v1cap.type & VID_TYPE_CAPTURE) > 0) {
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+ libhal_device_add_capability (hfp_ctx, hfp_udi, "video4linux.video_capture", NULL);
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+ } if ((v1cap.type & VID_TYPE_OVERLAY) > 0) {
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+ libhal_device_add_capability (hfp_ctx, hfp_udi, "video4linux.video_overlay", NULL);
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+ } if (v1cap.audios > 0) {
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+ libhal_device_add_capability (hfp_ctx, hfp_udi, "video4linux.audio", NULL);
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+ } if ((v1cap.type & VID_TYPE_TUNER) > 0) {
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+ libhal_device_add_capability (hfp_ctx, hfp_udi, "video4linux.tuner", NULL);
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+ }
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+ } else {
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+ hfp_info (("ioctl VIDIOCGCAP failed; not a v4l device"));
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+ }
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+ }
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+
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+ libhal_device_commit_changeset (hfp_ctx, cset, NULL);
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+ libhal_device_free_changeset (cset);
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+
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+ close (fd);
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+
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+ ret = 0;
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+
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+out:
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+ g_free (device_file);
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+ if (fd >= 0)
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+ close (fd);
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+
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+ return ret;
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+}
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+
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