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authorMarcel Holtmann <marcel@holtmann.org>2008-01-08 12:08:23 +0100
committerMarcel Holtmann <marcel@holtmann.org>2008-01-08 12:08:23 +0100
commit588882dd73aa475dd262d117c71dcabcde5e6d9c (patch)
tree917c2957eb48b3099bfbaccf4f28773bf9c0cd36 /src/iface-inet.c
parentf4292c41c31dc7d0bb9fb3ed6061b6e9ef6ac484 (diff)
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Add generic handling for hardware addresses and setup
Diffstat (limited to 'src/iface-inet.c')
-rw-r--r--src/iface-inet.c110
1 files changed, 110 insertions, 0 deletions
diff --git a/src/iface-inet.c b/src/iface-inet.c
new file mode 100644
index 00000000..664d2980
--- /dev/null
+++ b/src/iface-inet.c
@@ -0,0 +1,110 @@
+/*
+ *
+ * Connection Manager
+ *
+ * Copyright (C) 2007 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
+ * published by the Free Software Foundation.
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <errno.h>
+#include <unistd.h>
+#include <string.h>
+#include <sys/ioctl.h>
+#include <sys/socket.h>
+#include <net/if.h>
+#include <net/ethernet.h>
+
+#include "connman.h"
+
+int __connman_iface_create_identifier(struct connman_iface *iface)
+{
+ struct ifreq ifr;
+ struct ether_addr *eth;
+ int sk, err;
+
+ DBG("iface %p", iface);
+
+ sk = socket(PF_INET, SOCK_DGRAM, 0);
+ if (sk < 0)
+ return -EIO;
+
+ memset(&ifr, 0, sizeof(ifr));
+ ifr.ifr_ifindex = iface->index;
+
+ err = ioctl(sk, SIOCGIFNAME, &ifr);
+
+ if (err == 0)
+ err = ioctl(sk, SIOCGIFHWADDR, &ifr);
+
+ close(sk);
+
+ if (err < 0)
+ return -EIO;
+
+ iface->identifier = malloc(18);
+ if (iface->identifier == NULL)
+ return -ENOMEM;
+
+ eth = (void *) &ifr.ifr_hwaddr.sa_data;
+ sprintf(iface->identifier, "%02X-%02X-%02X-%02X-%02X-%02X",
+ eth->ether_addr_octet[0],
+ eth->ether_addr_octet[1],
+ eth->ether_addr_octet[2],
+ eth->ether_addr_octet[3],
+ eth->ether_addr_octet[4],
+ eth->ether_addr_octet[5]);
+
+ return 0;
+}
+
+int __connman_iface_init_via_inet(struct connman_iface *iface)
+{
+ struct ifreq ifr;
+ int sk, err;
+
+ DBG("iface %p", iface);
+
+ sk = socket(PF_INET, SOCK_DGRAM, 0);
+ if (sk < 0)
+ return -EIO;
+
+ memset(&ifr, 0, sizeof(ifr));
+ ifr.ifr_ifindex = iface->index;
+
+ err = ioctl(sk, SIOCGIFNAME, &ifr);
+
+ if (err == 0)
+ err = ioctl(sk, SIOCGIFFLAGS, &ifr);
+
+ close(sk);
+
+ if (err < 0)
+ return -EIO;
+
+ if (ifr.ifr_flags & IFF_UP)
+ iface->state = CONNMAN_IFACE_STATE_ENABLED;
+ else
+ iface->state = CONNMAN_IFACE_STATE_OFF;
+
+ if (ifr.ifr_flags & IFF_RUNNING)
+ iface->state = CONNMAN_IFACE_STATE_CARRIER;
+
+ return 0;
+}