diff options
Diffstat (limited to 'src/libhydra/plugins/kernel_netlink/kernel_netlink_net.c')
| -rw-r--r-- | src/libhydra/plugins/kernel_netlink/kernel_netlink_net.c | 51 |
1 files changed, 36 insertions, 15 deletions
diff --git a/src/libhydra/plugins/kernel_netlink/kernel_netlink_net.c b/src/libhydra/plugins/kernel_netlink/kernel_netlink_net.c index 6594b8cca..9d9f15974 100644 --- a/src/libhydra/plugins/kernel_netlink/kernel_netlink_net.c +++ b/src/libhydra/plugins/kernel_netlink/kernel_netlink_net.c @@ -78,6 +78,27 @@ #define ROUTING_TABLE_PRIO 0 #endif +ENUM(rt_msg_names, RTM_NEWLINK, RTM_GETRULE, + "RTM_NEWLINK", + "RTM_DELLINK", + "RTM_GETLINK", + "RTM_SETLINK", + "RTM_NEWADDR", + "RTM_DELADDR", + "RTM_GETADDR", + "31", + "RTM_NEWROUTE", + "RTM_DELROUTE", + "RTM_GETROUTE", + "35", + "RTM_NEWNEIGH", + "RTM_DELNEIGH", + "RTM_GETNEIGH", + "RTM_NEWRULE", + "RTM_DELRULE", + "RTM_GETRULE", +); + typedef struct addr_entry_t addr_entry_t; /** @@ -938,7 +959,7 @@ static void addr_entry_unregister(addr_entry_t *addr, iface_entry_t *iface, static void process_link(private_kernel_netlink_net_t *this, struct nlmsghdr *hdr, bool event) { - struct ifinfomsg* msg = (struct ifinfomsg*)(NLMSG_DATA(hdr)); + struct ifinfomsg* msg = NLMSG_DATA(hdr); struct rtattr *rta = IFLA_RTA(msg); size_t rtasize = IFLA_PAYLOAD (hdr); enumerator_t *enumerator; @@ -1040,7 +1061,7 @@ static void process_link(private_kernel_netlink_net_t *this, static void process_addr(private_kernel_netlink_net_t *this, struct nlmsghdr *hdr, bool event) { - struct ifaddrmsg* msg = (struct ifaddrmsg*)(NLMSG_DATA(hdr)); + struct ifaddrmsg* msg = NLMSG_DATA(hdr); struct rtattr *rta = IFA_RTA(msg); size_t rtasize = IFA_PAYLOAD (hdr); host_t *host = NULL; @@ -1183,7 +1204,7 @@ static void process_addr(private_kernel_netlink_net_t *this, */ static void process_route(private_kernel_netlink_net_t *this, struct nlmsghdr *hdr) { - struct rtmsg* msg = (struct rtmsg*)(NLMSG_DATA(hdr)); + struct rtmsg* msg = NLMSG_DATA(hdr); struct rtattr *rta = RTM_RTA(msg); size_t rtasize = RTM_PAYLOAD(hdr); u_int32_t rta_oif = 0; @@ -1540,7 +1561,7 @@ static rt_entry_t *parse_route(struct nlmsghdr *hdr, rt_entry_t *route) struct rtmsg *msg; size_t rtasize; - msg = (struct rtmsg*)(NLMSG_DATA(hdr)); + msg = NLMSG_DATA(hdr); rta = RTM_RTA(msg); rtasize = RTM_PAYLOAD(hdr); @@ -1625,7 +1646,7 @@ static host_t *get_route(private_kernel_netlink_net_t *this, host_t *dest, memset(&request, 0, sizeof(request)); family = dest->get_family(dest); - hdr = (struct nlmsghdr*)request; + hdr = &request.hdr; hdr->nlmsg_flags = NLM_F_REQUEST; if (family == AF_INET || this->rta_prefsrc_for_ipv6 || this->routing_table || match_net) @@ -1637,7 +1658,7 @@ static host_t *get_route(private_kernel_netlink_net_t *this, host_t *dest, hdr->nlmsg_type = RTM_GETROUTE; hdr->nlmsg_len = NLMSG_LENGTH(sizeof(struct rtmsg)); - msg = (struct rtmsg*)NLMSG_DATA(hdr); + msg = NLMSG_DATA(hdr); msg->rtm_family = family; if (candidate) { @@ -1864,12 +1885,12 @@ static status_t manage_ipaddr(private_kernel_netlink_net_t *this, int nlmsg_type chunk = ip->get_address(ip); - hdr = (struct nlmsghdr*)request; + hdr = &request.hdr; hdr->nlmsg_flags = NLM_F_REQUEST | NLM_F_ACK | flags; hdr->nlmsg_type = nlmsg_type; hdr->nlmsg_len = NLMSG_LENGTH(sizeof(struct ifaddrmsg)); - msg = (struct ifaddrmsg*)NLMSG_DATA(hdr); + msg = NLMSG_DATA(hdr); msg->ifa_family = ip->get_family(ip); msg->ifa_flags = 0; msg->ifa_prefixlen = prefix < 0 ? chunk.len * 8 : prefix; @@ -2092,12 +2113,12 @@ static status_t manage_srcroute(private_kernel_netlink_net_t *this, memset(&request, 0, sizeof(request)); - hdr = (struct nlmsghdr*)request; + hdr = &request.hdr; hdr->nlmsg_flags = NLM_F_REQUEST | NLM_F_ACK | flags; hdr->nlmsg_type = nlmsg_type; hdr->nlmsg_len = NLMSG_LENGTH(sizeof(struct rtmsg)); - msg = (struct rtmsg*)NLMSG_DATA(hdr); + msg = NLMSG_DATA(hdr); msg->rtm_family = src_ip->get_family(src_ip); msg->rtm_dst_len = prefixlen; msg->rtm_table = this->routing_table; @@ -2221,10 +2242,10 @@ static status_t init_address_list(private_kernel_netlink_net_t *this) memset(&request, 0, sizeof(request)); - in = (struct nlmsghdr*)&request; + in = &request.hdr; in->nlmsg_len = NLMSG_LENGTH(sizeof(struct rtgenmsg)); in->nlmsg_flags = NLM_F_REQUEST | NLM_F_MATCH | NLM_F_ROOT; - msg = (struct rtgenmsg*)NLMSG_DATA(in); + msg = NLMSG_DATA(in); msg->rtgen_family = AF_UNSPEC; /* get all links */ @@ -2308,7 +2329,7 @@ static status_t manage_rule(private_kernel_netlink_net_t *this, int nlmsg_type, char *fwmark; memset(&request, 0, sizeof(request)); - hdr = (struct nlmsghdr*)request; + hdr = &request.hdr; hdr->nlmsg_flags = NLM_F_REQUEST | NLM_F_ACK; hdr->nlmsg_type = nlmsg_type; if (nlmsg_type == RTM_NEWRULE) @@ -2317,7 +2338,7 @@ static status_t manage_rule(private_kernel_netlink_net_t *this, int nlmsg_type, } hdr->nlmsg_len = NLMSG_LENGTH(sizeof(struct rtmsg)); - msg = (struct rtmsg*)NLMSG_DATA(hdr); + msg = NLMSG_DATA(hdr); msg->rtm_table = table; msg->rtm_family = family; msg->rtm_protocol = RTPROT_BOOT; @@ -2469,7 +2490,7 @@ kernel_netlink_net_t *kernel_netlink_net_create() .destroy = _destroy, }, }, - .socket = netlink_socket_create(NETLINK_ROUTE), + .socket = netlink_socket_create(NETLINK_ROUTE, rt_msg_names), .rt_exclude = linked_list_create(), .routes = hashtable_create((hashtable_hash_t)route_entry_hash, (hashtable_equals_t)route_entry_equals, 16), |