# 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: DCCP support

include <linux/dccp.h>

resource sock_dccp[sock_in]

dccp_pair {
	f0	sock_dccp
	f1	sock_dccp
}

socket$inet_dccp(domain const[AF_INET], type const[SOCK_DCCP], proto const[0]) sock_dccp
socketpair$inet_dccp(domain const[AF_INET], type const[SOCK_DCCP], proto const[0], fds ptr[out, dccp_pair])

resource sock_dccp6[sock_in6]

dccp6_pair {
	f0	sock_dccp6
	f1	sock_dccp6
}

socket$inet6_dccp(domain const[AF_INET6], type const[SOCK_DCCP], proto const[0]) sock_dccp6
socketpair$inet6_dccp(domain const[AF_INET6], type const[SOCK_DCCP], proto const[0], fds ptr[out, dccp6_pair])

# Generic DCCP socket options

dccp_option_types_int = DCCP_SOCKOPT_PACKET_SIZE, DCCP_SOCKOPT_CHANGE_L, DCCP_SOCKOPT_CHANGE_R, DCCP_SOCKOPT_GET_CUR_MPS, DCCP_SOCKOPT_SERVER_TIMEWAIT, DCCP_SOCKOPT_SEND_CSCOV, DCCP_SOCKOPT_RECV_CSCOV, DCCP_SOCKOPT_QPOLICY_ID, DCCP_SOCKOPT_QPOLICY_TXQLEN

dccp_option_types_buf = DCCP_SOCKOPT_SERVICE, DCCP_SOCKOPT_AVAILABLE_CCIDS, DCCP_SOCKOPT_CCID, DCCP_SOCKOPT_TX_CCID, DCCP_SOCKOPT_RX_CCID, DCCP_SOCKOPT_CCID_RX_INFO, DCCP_SOCKOPT_CCID_TX_INFO

getsockopt$inet_dccp_int(fd sock_dccp, level const[IPPROTO_DCCP], optname flags[dccp_option_types_int], optval ptr[out, int32], optlen ptr[inout, len[optval, int32]])
setsockopt$inet_dccp_int(fd sock_dccp, level const[IPPROTO_DCCP], optname flags[dccp_option_types_int], optval ptr[in, int32], optlen len[optval])
getsockopt$inet6_dccp_int(fd sock_dccp6, level const[IPPROTO_DCCP], optname flags[dccp_option_types_int], optval ptr[out, int32], optlen ptr[inout, len[optval, int32]])
setsockopt$inet6_dccp_int(fd sock_dccp6, level const[IPPROTO_DCCP], optname flags[dccp_option_types_int], optval ptr[in, int32], optlen len[optval])

getsockopt$inet_dccp_buf(fd sock_dccp, level const[IPPROTO_DCCP], optname flags[dccp_option_types_buf], optval buffer[out], optlen ptr[inout, len[optval, int32]])
setsockopt$inet_dccp_buf(fd sock_dccp, level const[IPPROTO_DCCP], optname flags[dccp_option_types_buf], optval buffer[in], optlen len[optval])
getsockopt$inet6_dccp_buf(fd sock_dccp6, level const[IPPROTO_DCCP], optname flags[dccp_option_types_buf], optval buffer[out], optlen ptr[inout, len[optval, int32]])
setsockopt$inet6_dccp_buf(fd sock_dccp6, level const[IPPROTO_DCCP], optname flags[dccp_option_types_buf], optval buffer[in], optlen len[optval])