| # Copyright 2017 syzkaller project authors. All rights reserved. |
| # Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file. |
| |
| # AF_INET and AF_INET6: TCP support |
| |
| include <sys/types.h> |
| include <sys/socket.h> |
| include <netinet/in.h> |
| include <netinet/tcp.h> |
| |
| resource sock_tcp[sock_in] |
| |
| socket$inet_tcp(domain const[AF_INET], type const[SOCK_STREAM], proto const[0]) sock_tcp |
| |
| resource sock_tcp6[sock_in6] |
| |
| socket$inet6_tcp(domain const[AF_INET6], type const[SOCK_STREAM], proto const[0]) sock_tcp6 |
| |
| # Generic TCP socket options |
| |
| tcp_option_types_int = TCP_NODELAY, TCP_MAXSEG, TCP_NOPUSH, TCP_NOOPT, TCP_MD5SIG, TCP_LOG, TCP_DELACK, TCP_KEEPINIT, TCP_KEEPIDLE, TCP_KEEPINTVL, TCP_KEEPCNT, TCP_PCAP_OUT, TCP_PCAP_IN |
| |
| tcp_option_types_buf = TCP_INFO, TCP_LOGBUF, TCP_LOGID, TCP_LOGDUMP, TCP_LOGDUMPID, TCP_CONGESTION, TCP_CCALGOOPT, TCP_FASTOPEN, TCP_FUNCTION_BLK |
| |
| getsockopt$inet_tcp_int(fd sock_tcp, level const[IPPROTO_TCP], optname flags[tcp_option_types_int], optval ptr[out, int32], optlen ptr[inout, len[optval, int32]]) |
| setsockopt$inet_tcp_int(fd sock_tcp, level const[IPPROTO_TCP], optname flags[tcp_option_types_int], optval ptr[in, int32], optlen len[optval]) |
| getsockopt$inet6_tcp_int(fd sock_tcp6, level const[IPPROTO_TCP], optname flags[tcp_option_types_int], optval ptr[out, int32], optlen ptr[inout, len[optval, int32]]) |
| setsockopt$inet6_tcp_int(fd sock_tcp6, level const[IPPROTO_TCP], optname flags[tcp_option_types_int], optval ptr[in, int32], optlen len[optval]) |
| |
| getsockopt$inet_tcp_buf(fd sock_tcp, level const[IPPROTO_TCP], optname flags[tcp_option_types_buf], optval buffer[out], optlen ptr[inout, len[optval, int32]]) |
| setsockopt$inet_tcp_buf(fd sock_tcp, level const[IPPROTO_TCP], optname flags[tcp_option_types_buf], optval buffer[in], optlen len[optval]) |
| getsockopt$inet6_tcp_buf(fd sock_tcp6, level const[IPPROTO_TCP], optname flags[tcp_option_types_buf], optval buffer[out], optlen ptr[inout, len[optval, int32]]) |
| setsockopt$inet6_tcp_buf(fd sock_tcp6, level const[IPPROTO_TCP], optname flags[tcp_option_types_buf], optval buffer[in], optlen len[optval]) |
| |
| # Specific TCP socket options |
| |
| setsockopt$inet_tcp_TCP_CONGESTION(fd sock_tcp, level const[IPPROTO_TCP], optname const[TCP_CONGESTION], optval ptr[in, string[tcp_congestion_control_alg_names]], optlen len[optval]) |
| setsockopt$inet6_tcp_TCP_CONGESTION(fd sock_tcp6, level const[IPPROTO_TCP], optname const[TCP_CONGESTION], optval ptr[in, string[tcp_congestion_control_alg_names]], optlen len[optval]) |
| |
| tcp_congestion_control_alg_names = "cdg", "chd", "cubic", "dctcp", "hd", "htcp", "newreno", "vegas" |
| |
| setsockopt$inet_tcp_TCP_FUNCTION_BLK(fd sock_tcp, level const[IPPROTO_TCP], optname const[TCP_FUNCTION_BLK], optval ptr[in, tcp_function_set], optlen len[optval]) |
| setsockopt$inet6_tcp_TCP_FUNCTION_BLK(fd sock_tcp6, level const[IPPROTO_TCP], optname const[TCP_FUNCTION_BLK], optval ptr[in, tcp_function_set], optlen len[optval]) |
| |
| tcp_function_set { |
| function_set_name string[tcp_function_set_names, TCP_FUNCTION_NAME_LEN_MAX] |
| pcbcnt int32 |
| } |
| |
| tcp_function_set_names = "freebsd", "rack", "bbr" |
| |
| setsockopt$inet_tcp_TCP_FASTOPEN(fd sock_tcp, level const[IPPROTO_TCP], optname const[TCP_FASTOPEN], optval ptr[in, tcp_fastopen], optlen len[optval]) |
| setsockopt$inet6_tcp_TCP_FASTOPEN(fd sock_tcp6, level const[IPPROTO_TCP], optname const[TCP_FASTOPEN], optval ptr[in, tcp_fastopen], optlen len[optval]) |
| |
| tcp_fastopen { |
| enable int32 |
| psk array[int8, TCP_FASTOPEN_PSK_LEN] |
| } |