mirror of
https://gitee.com/openharmony/third_party_libnl
synced 2024-11-28 04:30:23 +00:00
88 lines
1.9 KiB
C
88 lines
1.9 KiB
C
#include <netlink/netlink.h>
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#include <netlink/route/link.h>
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#include <netlink/route/link/geneve.h>
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#include <linux/netlink.h>
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#define IPv6 1
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int main(int argc, char *argv[])
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{
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struct rtnl_link *link;
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struct nl_addr *addr;
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struct nl_sock *sk;
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int err;
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sk = nl_socket_alloc();
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if ((err = nl_connect(sk, NETLINK_ROUTE)) < 0) {
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nl_perror(err, "Unable to connect socket");
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return err;
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}
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link = rtnl_link_geneve_alloc();
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rtnl_link_set_name(link, "gnv123");
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if ((err = rtnl_link_geneve_set_id(link, 123)) < 0) {
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nl_perror(err, "Unable to set GENEVE ID");
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return err;
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}
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#if IPv6
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if ((err = nl_addr_parse("2001:0db8:0:f101::1/64", AF_INET6, &addr)) < 0) {
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nl_perror(err, "Unable to parse IPv6 address");
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return err;
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}
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if ((err = rtnl_link_geneve_set_label(link, 123)) < 0) {
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nl_perror(err, "Unable to set label");
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return err;
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}
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if ((err = rtnl_link_geneve_set_udp_zero_csum6_tx(link, 1)) < 0) {
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nl_perror(err, "Unable to set skip transmitted UDP checksum");
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return err;
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}
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if ((err = rtnl_link_geneve_set_udp_zero_csum6_rx(link, 1)) < 0) {
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nl_perror(err, "Unable to set skip received UDP checksum");
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return err;
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}
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#else
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if ((err = nl_addr_parse("10.4.4.4", AF_INET, &addr)) < 0) {
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nl_perror(err, "Unable to parse IP address");
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return err;
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}
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#endif
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if ((err = rtnl_link_geneve_set_remote(link, addr)) < 0) {
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nl_perror(err, "Unable to set remote address");
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return err;
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}
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nl_addr_put(addr);
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if ((err = rtnl_link_geneve_set_ttl(link, 1)) < 0) {
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nl_perror(err, "Unable to set TTL");
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return err;
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}
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if ((err = rtnl_link_geneve_set_tos(link, 0)) < 0) {
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nl_perror(err, "Unable to set ToS");
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return err;
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}
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if ((err = rtnl_link_geneve_set_port(link, 5060)) < 0) {
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nl_perror(err, "Unable to set port");
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return err;
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}
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if ((err = rtnl_link_add(sk, link, NLM_F_CREATE)) < 0) {
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nl_perror(err, "Unable to add link");
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return err;
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}
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rtnl_link_put(link);
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nl_close(sk);
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return 0;
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}
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