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// Copyright (c) 2020 Xu Shaohua <shaohua@biofan.org>. All rights reserved.
// Use of this source is governed by Apache-2.0 License that can be found
// in the LICENSE file.

use super::linux_socket::*;

/// NET: An implementation of the SOCKET network access protocol.
/// This is the master header file for the Linux NET layer,
/// or, in plain English: the networking handling part of the kernel.

pub const NPROTO: i32 = AF_MAX;

// NOTE(Shaohua): Rename consts as they are used in sysno.rs
/// sys_socket(2)
pub const SYS_SOCKET_: i32 = 1;
/// sys_bind(2)
pub const SYS_BIND_: i32 = 2;
/// sys_connect(2)
pub const SYS_CONNECT_: i32 = 3;
/// sys_listen(2)
pub const SYS_LISTEN_: i32 = 4;
/// sys_accept(2)
pub const SYS_ACCEPT_: i32 = 5;
/// sys_getsockname(2)
pub const SYS_GETSOCKNAME_: i32 = 6;
/// sys_getpeername(2)
pub const SYS_GETPEERNAME_: i32 = 7;
/// sys_socketpair(2)
pub const SYS_SOCKETPAIR_: i32 = 8;
/// sys_send(2)
pub const SYS_SEND_: i32 = 9;
/// sys_recv(2)
pub const SYS_RECV_: i32 = 10;
/// sys_sendto(2)
pub const SYS_SENDTO_: i32 = 11;
/// sys_recvfrom(2)
pub const SYS_RECVFROM_: i32 = 12;
/// sys_shutdown(2)
pub const SYS_SHUTDOWN_: i32 = 13;
/// sys_setsockopt(2)
pub const SYS_SETSOCKOPT_: i32 = 14;
/// sys_getsockopt(2)
pub const SYS_GETSOCKOPT_: i32 = 15;
/// sys_sendmsg(2)
pub const SYS_SENDMSG_: i32 = 16;
/// sys_recvmsg(2)
pub const SYS_RECVMSG_: i32 = 17;
/// sys_accept4(2)
pub const SYS_ACCEPT4_: i32 = 18;
/// sys_recvmmsg(2)
pub const SYS_RECVMMSG_: i32 = 19;
/// sys_sendmmsg(2)
pub const SYS_SENDMMSG_: i32 = 20;

/// socket-state enum.
pub type socket_state_t = i32;
/// not allocated
pub const SS_FREE: socket_state_t = 0;
/// unconnected to any socket
pub const SS_UNCONNECTED: socket_state_t = 1;
/// in process of connecting
pub const SS_CONNECTING: socket_state_t = 2;
/// connected to socket
pub const SS_CONNECTED: socket_state_t = 3;
/// in process of disconnecting
pub const SS_DISCONNECTING: socket_state_t = 4;

/// performed a listen
pub const __SO_ACCEPTCON: i32 = 1 << 16;