*
* Connection Manager
*
- * Copyright (C) 2007-2010 Intel Corporation. All rights reserved.
+ * Copyright (C) 2007-2012 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
#include <connman/plugin.h>
#include <connman/utsname.h>
#include <connman/log.h>
+#include <connman/inet.h>
static in_addr_t loopback_address;
static in_addr_t loopback_netmask;
static char system_hostname[HOST_NAME_MAX + 1];
-#if 0
-static GIOChannel *inotify_channel = NULL;
-
-static int hostname_descriptor = -1;
-
-static gboolean inotify_event(GIOChannel *channel,
- GIOCondition condition, gpointer data)
-{
- unsigned char buf[129], *ptr = buf;
- gsize len;
- GIOError err;
-
- if (condition & (G_IO_HUP | G_IO_ERR))
- return FALSE;
-
- memset(buf, 0, sizeof(buf));
-
- err = g_io_channel_read(channel, (gchar *) buf, sizeof(buf) - 1, &len);
- if (err != G_IO_ERROR_NONE) {
- if (err == G_IO_ERROR_AGAIN)
- return TRUE;
- connman_error("Reading from inotify channel failed");
- return FALSE;
- }
-
- while (len >= sizeof(struct inotify_event)) {
- struct inotify_event *evt = (struct inotify_event *) ptr;
-
- if (evt->wd == hostname_descriptor) {
- if (evt->mask & (IN_CREATE | IN_MOVED_TO))
- connman_info("create hostname file");
-
- if (evt->mask & (IN_DELETE | IN_MOVED_FROM))
- connman_info("delete hostname file");
-
- if (evt->mask & (IN_MODIFY | IN_MOVE_SELF))
- connman_info("modify hostname file");
- }
-
- len -= sizeof(struct inotify_event) + evt->len;
- ptr += sizeof(struct inotify_event) + evt->len;
- }
-
- return TRUE;
-}
-
-static int create_watch(void)
-{
- int fd;
-
- fd = inotify_init();
- if (fd < 0) {
- connman_error("Creation of inotify context failed");
- return -EIO;
- }
-
- inotify_channel = g_io_channel_unix_new(fd);
- if (inotify_channel == NULL) {
- connman_error("Creation of inotify channel failed");
- close(fd);
- return -EIO;
- }
-
- hostname_descriptor = inotify_add_watch(fd, "/etc/hostname",
- IN_MODIFY | IN_DELETE_SELF | IN_MOVE_SELF);
- if (hostname_descriptor < 0) {
- connman_error("Creation of hostname watch failed");
- g_io_channel_unref(inotify_channel);
- inotify_channel = NULL;
- close(fd);
- return -EIO;
- }
-
- g_io_add_watch(inotify_channel, G_IO_IN | G_IO_ERR | G_IO_HUP,
- inotify_event, NULL);
-
- return 0;
-}
-
-static void remove_watch(void)
-{
- int fd;
-
- if (inotify_channel == NULL)
- return;
-
- fd = g_io_channel_unix_get_fd(inotify_channel);
-
- if (hostname_descriptor >= 0)
- inotify_rm_watch(fd, hostname_descriptor);
-
- g_io_channel_unref(inotify_channel);
-
- close(fd);
-}
-#endif
-
static void create_hostname(void)
{
const char *name = "localhost";
struct sockaddr_in addr;
int sk, err;
- sk = socket(PF_INET, SOCK_DGRAM, 0);
+ sk = socket(PF_INET, SOCK_DGRAM | SOCK_CLOEXEC, 0);
if (sk < 0)
return -errno;
static int loopback_set_hostname(const char *hostname)
{
- int err;
+ const char *ptr;
+ int err, len;
if (g_strcmp0(hostname, "<hostname>") == 0)
return 0;
- if (sethostname(hostname, strlen(hostname)) < 0) {
+ len = strlen(hostname);
+
+ if (connman_inet_check_hostname(hostname, len) == FALSE)
+ return -EINVAL;
+
+ if ((ptr = strstr(hostname, ".")) != NULL)
+ len = ptr - hostname;
+
+ if (sethostname(hostname, len) < 0) {
err = -errno;
connman_error("Failed to set hostname to %s", hostname);
return err;
static int loopback_set_domainname(const char *domainname)
{
- int err;
+ int err, len;
+
+ len = strlen(domainname);
- if (setdomainname(domainname, strlen(domainname)) < 0) {
+ if (connman_inet_check_hostname(domainname, len) == FALSE)
+ return -EINVAL;
+
+ if (setdomainname(domainname, len) < 0) {
err = -errno;
connman_error("Failed to set domainname to %s", domainname);
return err;
setup_hostname();
- //create_watch();
-
connman_utsname_driver_register(&loopback_driver);
return 0;
static void loopback_exit(void)
{
connman_utsname_driver_unregister(&loopback_driver);
-
- //remove_watch();
}
CONNMAN_PLUGIN_DEFINE(loopback, "Loopback device plugin", VERSION,