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authorZhang zhengguang <zhengguang.zhang@intel.com>2014-07-17 02:37:39 (GMT)
committerZhang zhengguang <zhengguang.zhang@intel.com>2014-07-17 02:37:39 (GMT)
commit1b9d0a62f59bb48c8deb2f0b98d9acdffdd9abe7 (patch)
tree6e991827d28537f7f40f20786c2354fd04a9fdad /src/rtnl.c
parentfbe905ab58ecc31fe64c410c5f580cadc30e7f04 (diff)
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Imported Upstream version 1.24upstream/1.24
Diffstat (limited to 'src/rtnl.c')
-rw-r--r--src/rtnl.c180
1 files changed, 93 insertions, 87 deletions
diff --git a/src/rtnl.c b/src/rtnl.c
index af8ab70..a46aa28 100644
--- a/src/rtnl.c
+++ b/src/rtnl.c
@@ -2,7 +2,7 @@
*
* Connection Manager
*
- * Copyright (C) 2007-2012 Intel Corporation. All rights reserved.
+ * Copyright (C) 2007-2013 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
@@ -65,7 +65,6 @@ static guint update_timeout = 0;
struct interface_data {
int index;
- char *name;
char *ident;
enum connman_service_type service_type;
enum connman_device_type device_type;
@@ -78,53 +77,54 @@ static void free_interface(gpointer data)
struct interface_data *interface = data;
__connman_technology_remove_interface(interface->service_type,
- interface->index, interface->name, interface->ident);
+ interface->index, interface->ident);
g_free(interface->ident);
- g_free(interface->name);
g_free(interface);
}
-static connman_bool_t ether_blacklisted(const char *name)
+static bool ether_blacklisted(const char *name)
{
- if (name == NULL)
- return TRUE;
+ if (!name)
+ return true;
- if (__connman_device_isfiltered(name) == TRUE)
- return TRUE;
+ if (__connman_device_isfiltered(name))
+ return true;
- return FALSE;
+ return false;
}
-static connman_bool_t wext_interface(char *ifname)
+static bool wext_interface(char *ifname)
{
struct iwreq wrq;
int fd, err;
fd = socket(PF_INET, SOCK_DGRAM | SOCK_CLOEXEC, 0);
if (fd < 0)
- return FALSE;
+ return false;
memset(&wrq, 0, sizeof(wrq));
- strncpy(wrq.ifr_name, ifname, IFNAMSIZ);
+ strncpy(wrq.ifr_name, ifname, sizeof(wrq.ifr_name) - 1);
err = ioctl(fd, SIOCGIWNAME, &wrq);
close(fd);
if (err < 0)
- return FALSE;
+ return false;
- return TRUE;
+ return true;
}
static void read_uevent(struct interface_data *interface)
{
- char *filename, line[128];
- connman_bool_t found_devtype;
+ char *filename, *name, line[128];
+ bool found_devtype;
FILE *f;
- if (ether_blacklisted(interface->name) == TRUE) {
+ name = connman_inet_ifname(interface->index);
+
+ if (ether_blacklisted(name)) {
interface->service_type = CONNMAN_SERVICE_TYPE_UNKNOWN;
interface->device_type = CONNMAN_DEVICE_TYPE_UNKNOWN;
} else {
@@ -132,29 +132,31 @@ static void read_uevent(struct interface_data *interface)
interface->device_type = CONNMAN_DEVICE_TYPE_ETHERNET;
}
- filename = g_strdup_printf("/sys/class/net/%s/uevent",
- interface->name);
+ filename = g_strdup_printf("/sys/class/net/%s/uevent", name);
f = fopen(filename, "re");
g_free(filename);
- if (f == NULL)
- return;
+ if (!f) {
+ interface->service_type = CONNMAN_SERVICE_TYPE_UNKNOWN;
+ interface->device_type = CONNMAN_DEVICE_TYPE_UNKNOWN;
+ goto out;
+ }
- found_devtype = FALSE;
+ found_devtype = false;
while (fgets(line, sizeof(line), f)) {
char *pos;
pos = strchr(line, '\n');
- if (pos == NULL)
+ if (!pos)
continue;
pos[0] = '\0';
if (strncmp(line, "DEVTYPE=", 8) != 0)
continue;
- found_devtype = TRUE;
+ found_devtype = true;
if (strcmp(line + 8, "wlan") == 0) {
interface->service_type = CONNMAN_SERVICE_TYPE_WIFI;
@@ -178,16 +180,18 @@ static void read_uevent(struct interface_data *interface)
fclose(f);
if (found_devtype)
- return;
+ goto out;
/* We haven't got a DEVTYPE, let's check if it's a wireless device */
- if (wext_interface(interface->name)) {
+ if (wext_interface(name)) {
interface->service_type = CONNMAN_SERVICE_TYPE_WIFI;
interface->device_type = CONNMAN_DEVICE_TYPE_WIFI;
- connman_error("%s runs an unsupported 802.11 driver",
- interface->name);
+ connman_error("%s runs an unsupported 802.11 driver", name);
}
+
+out:
+ g_free(name);
}
enum connman_device_type __connman_rtnl_get_device_type(int index)
@@ -196,7 +200,7 @@ enum connman_device_type __connman_rtnl_get_device_type(int index)
interface = g_hash_table_lookup(interface_list,
GINT_TO_POINTER(index));
- if (interface == NULL)
+ if (!interface)
return CONNMAN_DEVICE_TYPE_UNKNOWN;
return interface->device_type;
@@ -218,7 +222,7 @@ unsigned int connman_rtnl_add_newlink_watch(int index,
struct watch_data *watch;
watch = g_try_new0(struct watch_data, 1);
- if (watch == NULL)
+ if (!watch)
return 0;
watch->id = ++watch_id;
@@ -283,7 +287,7 @@ static void trigger_rtnl(int index, void *user_data)
__connman_ipconfig_get_gateway_from_index(index,
CONNMAN_IPCONFIG_TYPE_ALL);
- if (gateway != NULL)
+ if (gateway)
rtnl->newgateway(index, gateway);
}
}
@@ -353,7 +357,7 @@ static const char *operstate2str(unsigned char operstate)
return "";
}
-static connman_bool_t extract_link(struct ifinfomsg *msg, int bytes,
+static bool extract_link(struct ifinfomsg *msg, int bytes,
struct ether_addr *address, const char **ifname,
unsigned int *mtu, unsigned char *operstate,
struct rtnl_link_stats *stats)
@@ -364,41 +368,40 @@ static connman_bool_t extract_link(struct ifinfomsg *msg, int bytes,
attr = RTA_NEXT(attr, bytes)) {
switch (attr->rta_type) {
case IFLA_ADDRESS:
- if (address != NULL)
+ if (address)
memcpy(address, RTA_DATA(attr), ETH_ALEN);
break;
case IFLA_IFNAME:
- if (ifname != NULL)
+ if (ifname)
*ifname = RTA_DATA(attr);
break;
case IFLA_MTU:
- if (mtu != NULL)
+ if (mtu)
*mtu = *((unsigned int *) RTA_DATA(attr));
break;
case IFLA_STATS:
- if (stats != NULL)
+ if (stats)
memcpy(stats, RTA_DATA(attr),
sizeof(struct rtnl_link_stats));
break;
case IFLA_OPERSTATE:
- if (operstate != NULL)
+ if (operstate)
*operstate = *((unsigned char *) RTA_DATA(attr));
break;
case IFLA_LINKMODE:
break;
case IFLA_WIRELESS:
- return FALSE;
+ return false;
}
}
- return TRUE;
+ return true;
}
static void process_newlink(unsigned short type, int index, unsigned flags,
unsigned change, struct ifinfomsg *msg, int bytes)
{
struct ether_addr address = {{ 0, 0, 0, 0, 0, 0 }};
- struct ether_addr compare = {{ 0, 0, 0, 0, 0, 0 }};
struct rtnl_link_stats stats;
unsigned char operstate = 0xff;
struct interface_data *interface;
@@ -408,8 +411,7 @@ static void process_newlink(unsigned short type, int index, unsigned flags,
GSList *list;
memset(&stats, 0, sizeof(stats));
- if (extract_link(msg, bytes, &address, &ifname, &mtu, &operstate,
- &stats) == FALSE)
+ if (!extract_link(msg, bytes, &address, &ifname, &mtu, &operstate, &stats))
return;
snprintf(ident, 13, "%02x%02x%02x%02x%02x%02x",
@@ -428,6 +430,12 @@ static void process_newlink(unsigned short type, int index, unsigned flags,
address.ether_addr_octet[4],
address.ether_addr_octet[5]);
+ if (flags & IFF_SLAVE) {
+ connman_info("%s {newlink} ignoring slave, index %d address %s",
+ ifname, index, str);
+ return;
+ }
+
switch (type) {
case ARPHRD_ETHER:
case ARPHRD_LOOPBACK:
@@ -439,9 +447,8 @@ static void process_newlink(unsigned short type, int index, unsigned flags,
break;
}
- if (memcmp(&address, &compare, ETH_ALEN) != 0)
- connman_info("%s {newlink} index %d address %s mtu %u",
- ifname, index, str, mtu);
+ connman_info("%s {newlink} index %d address %s mtu %u",
+ ifname, index, str, mtu);
if (operstate != 0xff)
connman_info("%s {newlink} index %d operstate %u <%s>",
@@ -449,10 +456,9 @@ static void process_newlink(unsigned short type, int index, unsigned flags,
operstate2str(operstate));
interface = g_hash_table_lookup(interface_list, GINT_TO_POINTER(index));
- if (interface == NULL) {
+ if (!interface) {
interface = g_new0(struct interface_data, 1);
interface->index = index;
- interface->name = g_strdup(ifname);
interface->ident = g_strdup(ident);
g_hash_table_insert(interface_list,
@@ -476,9 +482,9 @@ static void process_newlink(unsigned short type, int index, unsigned flags,
* __connman_technology_add_interface() expects the
* technology to be there already.
*/
- if (interface != NULL)
+ if (interface)
__connman_technology_add_interface(interface->service_type,
- interface->index, interface->name, interface->ident);
+ interface->index, interface->ident);
for (list = watch_list; list; list = list->next) {
struct watch_data *watch = list->data;
@@ -500,8 +506,7 @@ static void process_dellink(unsigned short type, int index, unsigned flags,
GSList *list;
memset(&stats, 0, sizeof(stats));
- if (extract_link(msg, bytes, NULL, &ifname, NULL, &operstate,
- &stats) == FALSE)
+ if (!extract_link(msg, bytes, NULL, &ifname, NULL, &operstate, &stats))
return;
if (operstate != 0xff)
@@ -519,6 +524,8 @@ static void process_dellink(unsigned short type, int index, unsigned flags,
switch (type) {
case ARPHRD_ETHER:
case ARPHRD_LOOPBACK:
+ case ARPHDR_PHONET_PIPE:
+ case ARPHRD_PPP:
case ARPHRD_NONE:
__connman_ipconfig_dellink(index, &stats);
break;
@@ -539,19 +546,19 @@ static void extract_ipv4_addr(struct ifaddrmsg *msg, int bytes,
attr = RTA_NEXT(attr, bytes)) {
switch (attr->rta_type) {
case IFA_ADDRESS:
- if (address != NULL)
+ if (address)
*address = *((struct in_addr *) RTA_DATA(attr));
break;
case IFA_LOCAL:
- if (local != NULL)
+ if (local)
*local = *((struct in_addr *) RTA_DATA(attr));
break;
case IFA_BROADCAST:
- if (broadcast != NULL)
+ if (broadcast)
*broadcast = *((struct in_addr *) RTA_DATA(attr));
break;
case IFA_LABEL:
- if (label != NULL)
+ if (label)
*label = RTA_DATA(attr);
break;
}
@@ -568,11 +575,11 @@ static void extract_ipv6_addr(struct ifaddrmsg *msg, int bytes,
attr = RTA_NEXT(attr, bytes)) {
switch (attr->rta_type) {
case IFA_ADDRESS:
- if (addr != NULL)
+ if (addr)
*addr = *((struct in6_addr *) RTA_DATA(attr));
break;
case IFA_LOCAL:
- if (local != NULL)
+ if (local)
*local = *((struct in6_addr *) RTA_DATA(attr));
break;
}
@@ -582,18 +589,17 @@ static void extract_ipv6_addr(struct ifaddrmsg *msg, int bytes,
static void process_newaddr(unsigned char family, unsigned char prefixlen,
int index, struct ifaddrmsg *msg, int bytes)
{
+ struct in_addr ipv4_addr = { INADDR_ANY };
+ struct in6_addr ipv6_address, ipv6_local;
const char *label = NULL;
void *src;
char ip_string[INET6_ADDRSTRLEN];
if (family == AF_INET) {
- struct in_addr ipv4_addr = { INADDR_ANY };
extract_ipv4_addr(msg, bytes, &label, &ipv4_addr, NULL, NULL);
src = &ipv4_addr;
} else if (family == AF_INET6) {
- struct in6_addr ipv6_address, ipv6_local;
-
extract_ipv6_addr(msg, bytes, &ipv6_address, &ipv6_local);
if (IN6_IS_ADDR_LINKLOCAL(&ipv6_address))
return;
@@ -603,7 +609,7 @@ static void process_newaddr(unsigned char family, unsigned char prefixlen,
return;
}
- if (inet_ntop(family, src, ip_string, INET6_ADDRSTRLEN) == NULL)
+ if (!inet_ntop(family, src, ip_string, INET6_ADDRSTRLEN))
return;
__connman_ipconfig_newaddr(index, family, label,
@@ -623,18 +629,16 @@ static void process_newaddr(unsigned char family, unsigned char prefixlen,
static void process_deladdr(unsigned char family, unsigned char prefixlen,
int index, struct ifaddrmsg *msg, int bytes)
{
+ struct in_addr ipv4_addr = { INADDR_ANY };
+ struct in6_addr ipv6_address, ipv6_local;
const char *label = NULL;
void *src;
char ip_string[INET6_ADDRSTRLEN];
if (family == AF_INET) {
- struct in_addr ipv4_addr = { INADDR_ANY };
-
extract_ipv4_addr(msg, bytes, &label, &ipv4_addr, NULL, NULL);
src = &ipv4_addr;
} else if (family == AF_INET6) {
- struct in6_addr ipv6_address, ipv6_local;
-
extract_ipv6_addr(msg, bytes, &ipv6_address, &ipv6_local);
if (IN6_IS_ADDR_LINKLOCAL(&ipv6_address))
return;
@@ -644,7 +648,7 @@ static void process_deladdr(unsigned char family, unsigned char prefixlen,
return;
}
- if (inet_ntop(family, src, ip_string, INET6_ADDRSTRLEN) == NULL)
+ if (!inet_ntop(family, src, ip_string, INET6_ADDRSTRLEN))
return;
__connman_ipconfig_deladdr(index, family, label,
@@ -661,15 +665,15 @@ static void extract_ipv4_route(struct rtmsg *msg, int bytes, int *index,
attr = RTA_NEXT(attr, bytes)) {
switch (attr->rta_type) {
case RTA_DST:
- if (dst != NULL)
+ if (dst)
*dst = *((struct in_addr *) RTA_DATA(attr));
break;
case RTA_GATEWAY:
- if (gateway != NULL)
+ if (gateway)
*gateway = *((struct in_addr *) RTA_DATA(attr));
break;
case RTA_OIF:
- if (index != NULL)
+ if (index)
*index = *((int *) RTA_DATA(attr));
break;
}
@@ -686,16 +690,16 @@ static void extract_ipv6_route(struct rtmsg *msg, int bytes, int *index,
attr = RTA_NEXT(attr, bytes)) {
switch (attr->rta_type) {
case RTA_DST:
- if (dst != NULL)
+ if (dst)
*dst = *((struct in6_addr *) RTA_DATA(attr));
break;
case RTA_GATEWAY:
- if (gateway != NULL)
+ if (gateway)
*gateway =
*((struct in6_addr *) RTA_DATA(attr));
break;
case RTA_OIF:
- if (index != NULL)
+ if (index)
*index = *((int *) RTA_DATA(attr));
break;
}
@@ -947,6 +951,9 @@ static void rtnl_newlink(struct nlmsghdr *hdr)
rtnl_link(hdr);
+ if (hdr->nlmsg_type == IFLA_WIRELESS)
+ connman_warn_once("Obsolete WEXT WiFi driver detected");
+
process_newlink(msg->ifi_type, msg->ifi_index, msg->ifi_flags,
msg->ifi_change, msg, IFA_PAYLOAD(hdr));
}
@@ -1074,20 +1081,20 @@ static void rtnl_route(struct nlmsghdr *hdr)
}
}
-static connman_bool_t is_route_rtmsg(struct rtmsg *msg)
+static bool is_route_rtmsg(struct rtmsg *msg)
{
if (msg->rtm_table != RT_TABLE_MAIN)
- return FALSE;
+ return false;
if (msg->rtm_protocol != RTPROT_BOOT &&
msg->rtm_protocol != RTPROT_KERNEL)
- return FALSE;
+ return false;
if (msg->rtm_type != RTN_UNICAST)
- return FALSE;
+ return false;
- return TRUE;
+ return true;
}
static void rtnl_newroute(struct nlmsghdr *hdr)
@@ -1238,7 +1245,7 @@ static void rtnl_newnduseropt(struct nlmsghdr *hdr)
g_free(domains);
domains = rtnl_nd_opt_dnssl(opt, &lifetime);
- for (i = 0; domains != NULL && domains[i] != NULL; i++)
+ for (i = 0; domains && domains[i]; i++)
connman_resolver_append_lifetime(index,
domains[i], NULL, lifetime);
}
@@ -1344,13 +1351,13 @@ static int process_response(guint32 seq)
DBG("seq %d", seq);
req = find_request(seq);
- if (req != NULL) {
+ if (req) {
request_list = g_slist_remove(request_list, req);
g_free(req);
}
req = g_slist_nth_data(request_list, 0);
- if (req == NULL)
+ if (!req)
return 0;
return send_request(req);
@@ -1413,8 +1420,7 @@ static void rtnl_message(void *buf, size_t len)
}
}
-static gboolean netlink_event(GIOChannel *chan,
- GIOCondition cond, gpointer data)
+static gboolean netlink_event(GIOChannel *chan, GIOCondition cond, gpointer data)
{
unsigned char buf[4096];
struct sockaddr_nl nladdr;
@@ -1459,7 +1465,7 @@ static int send_getlink(void)
DBG("");
req = g_try_malloc0(RTNL_REQUEST_SIZE);
- if (req == NULL)
+ if (!req)
return -ENOMEM;
req->hdr.nlmsg_len = RTNL_REQUEST_SIZE;
@@ -1479,7 +1485,7 @@ static int send_getaddr(void)
DBG("");
req = g_try_malloc0(RTNL_REQUEST_SIZE);
- if (req == NULL)
+ if (!req)
return -ENOMEM;
req->hdr.nlmsg_len = RTNL_REQUEST_SIZE;
@@ -1499,7 +1505,7 @@ static int send_getroute(void)
DBG("");
req = g_try_malloc0(RTNL_REQUEST_SIZE);
- if (req == NULL)
+ if (!req)
return -ENOMEM;
req->hdr.nlmsg_len = RTNL_REQUEST_SIZE;
@@ -1570,7 +1576,7 @@ unsigned int __connman_rtnl_update_interval_remove(unsigned int interval)
update_list = g_slist_remove(update_list, GINT_TO_POINTER(interval));
- if (update_list != NULL)
+ if (update_list)
min = GPOINTER_TO_UINT(g_slist_nth_data(update_list, 0));
if (min > update_interval)