Test Information

TitleReturn an error of EINVAL when the IPV6_MULTICAST_HOPS option is set to larger than 256
CommandLine./tst_mcast_hops_set_to_gt_255 --log=11.html --title=Return an error of EINVAL when the IPV6_MULTICAST_HOPS option is set to larger than 256
TestVersionREL_1_1_18
Start2023/01/17 08:40:19
SystemName(null)
KernelVersion(null)

Test Sequence Execution Log

08:40:19Start

== create an IPv6 socket ==
08:40:19socket(domain:AF_INET6, type:SOCK_DGRAM, protocol:0)
08:40:19return sockfd=4

== get default hoplimit ==
08:40:19getsockopt(sockfd:4, level:IPPROTO_IPV6, optname:IPV6_MULTICAST_HOPS, optval:0x7fff01f54374, optlen:0x7fff01f54370)
08:40:19return length 4

== set hoplimit to 256 ==
08:40:19setsockopt(sockfd:4, level:IPPROTO_IPV6, optname:IPV6_MULTICAST_HOPS, optval:0x7fff01f54378, optlen:4)
08:40:19return error EINVAL

== set hoplimit to 32767 ==
08:40:19setsockopt(sockfd:4, level:IPPROTO_IPV6, optname:IPV6_MULTICAST_HOPS, optval:0x7fff01f54378, optlen:4)
08:40:19return error EINVAL

== check whether hoplimit has been changed ==
08:40:19getsockopt(sockfd:4, level:IPPROTO_IPV6, optname:IPV6_MULTICAST_HOPS, optval:0x7fff01f54378, optlen:0x7fff01f54370)
08:40:19return length 4

OK
08:40:19End