usr/src/cmd/hal/probing/acpi/probe-acpi.c

   1 /***************************************************************************
   2  *
   3  * probe-acpi.c : Probe for ACPI device information
   4  *
   5  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
   6  * Use is subject to license terms.
   7  *
   8  * Licensed under the Academic Free License version 2.1
   9  *
  10  **************************************************************************/
  11
  12 #ifdef HAVE_CONFIG_H
  13 #include <config.h>
  14 #endif
  15
  16 #include <errno.h>
  17 #include <string.h>
  18 #include <strings.h>
  19 #include <ctype.h>
  20 #include <stdlib.h>
  21 #include <stdio.h>
  22 #include <sys/ioctl.h>
  23 #include <fcntl.h>
  24 #include <unistd.h>
  25 #include <glib.h>
  26
  27 #include <libhal.h>
  28 #include <logger.h>
  29 #include "../utils/acpi.h"
  30
  31 int
  32 main(int argc, char *argv[])
  33 {
  34         int ret = 1;
  35         int fd = -1;
  36         char *udi;
  37         char device_file[HAL_PATH_MAX] = "/devices";
  38         char *devfs_path;
  39         LibHalContext *ctx = NULL;
  40         DBusError error;
  41
  42         if ((udi = getenv("UDI")) == NULL)
  43                 goto out;
  44         if ((devfs_path = getenv("HAL_PROP_SOLARIS_DEVFS_PATH")) == NULL)
  45                 goto out;
  46         strlcat(device_file, devfs_path, HAL_PATH_MAX);
  47
  48         setup_logger();
  49
  50         dbus_error_init(&error);
  51         if ((ctx = libhal_ctx_init_direct(&error)) == NULL)
  52                 goto out;
  53
  54         HAL_DEBUG(("Doing probe-acpi for %s (udi=%s)",
  55             device_file, udi));
  56
  57         if ((fd = open(device_file, O_RDONLY | O_NONBLOCK)) < 0) {
  58                 HAL_DEBUG(("Cannot open %s: %s", device_file, strerror(errno)));
  59                 goto out;
  60         }
  61         if (strstr(udi, "_ac")) {
  62                 ac_adapter_update(ctx, udi, fd);
  63         } else if (strstr(udi, "_battery")) {
  64                 battery_update(ctx, udi, fd);
  65         } else if (strstr(udi, "_lid")) {
  66                 lid_update(ctx, udi, fd);
  67         } else if (strstr(udi, "_hotkey")) {
  68                 laptop_panel_update(ctx, udi, fd);
  69         }
  70
  71         ret = 0;
  72
  73 out:
  74         if (fd >= 0) {
  75                 close(fd);
  76         }
  77
  78         if (ctx != NULL) {
  79                 libhal_ctx_shutdown(ctx, &error);
  80                 libhal_ctx_free(ctx);
  81                 if (dbus_error_is_set(&error)) {
  82                         dbus_error_free(&error);
  83                 }
  84         }
  85
  86         return (ret);
  87 }