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Code Issues Releases Wiki Activity

重新组织代码分布

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This commit is contained in:
Samuka007
2024-10-16 07:48:05 +00:00
parent 63ccb53a91
commit 4736fad057
21 changed files with 194 additions and 536 deletions
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96
kernel/src/net/net_core.rs
View File

@ -145,99 +145,3 @@ pub fn poll_ifaces() {
iface.poll();
}
}
// /// 对ifaces进行轮询，最多对SOCKET_SET尝试times次加锁。
// ///
// /// @return 轮询成功，返回Ok(())
// /// @return 加锁超时，返回SystemError::EAGAIN_OR_EWOULDBLOCK
// /// @return 没有网卡，返回SystemError::ENODEV
// pub fn poll_ifaces_try_lock(times: u16) -> Result<(), SystemError> {
// let mut i = 0;
// while i < times {
// let guard: RwLockReadGuard<BTreeMap<usize, Arc<dyn Iface>>> =
// NET_DEVICES.read_irqsave();
// if guard.len() == 0 {
// warn!("poll_ifaces: No net driver found!");
// // 没有网卡，返回错误
// return Err(SystemError::ENODEV);
// }
// for (_, iface) in guard.iter() {
// iface.poll();
// }
// return Ok(());
// }
// // 尝试次数用完，返回错误
// return Err(SystemError::EAGAIN_OR_EWOULDBLOCK);
// }
// /// 对ifaces进行轮询，最多对SOCKET_SET尝试一次加锁。
// ///
// /// @return 轮询成功，返回Ok(())
// /// @return 加锁超时，返回SystemError::EAGAIN_OR_EWOULDBLOCK
// /// @return 没有网卡，返回SystemError::ENODEV
// pub fn poll_ifaces_try_lock_onetime() -> Result<(), SystemError> {
// let guard: RwLockReadGuard<BTreeMap<usize, Arc<dyn Iface>>> = NET_DEVICES.read_irqsave();
// if guard.len() == 0 {
// warn!("poll_ifaces: No net driver found!");
// // 没有网卡，返回错误
// return Err(SystemError::ENODEV);
// }
// for (_, iface) in guard.iter() {
// let _ = iface.poll();
// }
// send_event()?;
// return Ok(());
// }
// /// ### 处理轮询后的事件
// fn send_event() -> Result<(), SystemError> {
// for (handle, socket_type) in .lock().iter() {
// let global_handle = GlobalSocketHandle::new_smoltcp_handle(handle);
// let handle_guard = HANDLE_MAP.read_irqsave();
// let item: Option<&super::socket::SocketHandleItem> = handle_guard.get(&global_handle);
// if item.is_none() {
// continue;
// }
// let handle_item = item.unwrap();
// let posix_item = handle_item.posix_item();
// if posix_item.is_none() {
// continue;
// }
// let posix_item = posix_item.unwrap();
// // 获取socket上的事件
// let mut events = SocketPollMethod::poll(socket_type, handle_item).bits() as u64;
// // 分发到相应类型socket处理
// match socket_type {
// smoltcp::socket::Socket::Raw(_) | smoltcp::socket::Socket::Udp(_) => {
// posix_item.wakeup_any(events);
// }
// smoltcp::socket::Socket::Icmp(_) => unimplemented!("Icmp socket hasn't unimplemented"),
// smoltcp::socket::Socket::Tcp(inner_socket) => {
// if inner_socket.is_active() {
// events |= TcpSocket::CAN_ACCPET;
// }
// if inner_socket.state() == smoltcp::socket::tcp::State::Established {
// events |= TcpSocket::CAN_CONNECT;
// }
// if inner_socket.state() == smoltcp::socket::tcp::State::CloseWait {
// events |= EPollEventType::EPOLLHUP.bits() as u64;
// }
// posix_item.wakeup_any(events);
// }
// smoltcp::socket::Socket::Dhcpv4(_) => {}
// smoltcp::socket::Socket::Dns(_) => unimplemented!("Dns socket hasn't unimplemented"),
// }
// EventPoll::wakeup_epoll(
// &posix_item.epitems,
// EPollEventType::from_bits_truncate(events as u32),
// )?;
// drop(handle_guard);
// }
// Ok(())
// }

4
kernel/src/net/socket/base.rs
View File

@ -60,7 +60,7 @@ pub trait Socket: Sync + Send + Debug + Any {
/// 对应于 Posix `getsockopt` ，获取socket选项
fn get_option(
&self,
level: OptionsLevel,
level: OptionLevel,
name: usize,
value: &mut [u8],
) -> Result<usize, SystemError> {
@ -122,7 +122,7 @@ pub trait Socket: Sync + Send + Debug + Any {
/// - value 选项的值
/// ## Reference
/// https://code.dragonos.org.cn/s?refs=sk_setsockopt&project=linux-6.6.21
fn set_option(&self, level: OptionsLevel, name: usize, val: &[u8]) -> Result<(), SystemError> {
fn set_option(&self, level: OptionLevel, name: usize, val: &[u8]) -> Result<(), SystemError> {
log::warn!("setsockopt is not implemented");
Ok(())
}

4
kernel/src/net/socket/common/mod.rs
View File

@ -1,10 +1,8 @@
// pub mod poll_unit;
mod epoll_items;
pub mod shutdown;
pub mod shutdown;
pub use epoll_items::EPollItems;
#[allow(dead_code)]
pub use shutdown::Shutdown;
// /// @brief 在trait Socket的metadata函数中返回该结构体供外部使用
// #[derive(Debug, Clone)]

115
kernel/src/net/socket/define/option_level.rs
View File

@ -1,115 +0,0 @@
// pub const SOL_SOCKET: u8 = 1,
// bitflags::bitflags! {
// pub struct OptionsLevel: u32 {
// const IP = 0,
// // const SOL_ICMP = 1, // No-no-no! Due to Linux :-) we cannot
// const SOCKET = 1,
// const TCP = 6,
// const UDP = 17,
// const IPV6 = 41,
// const ICMPV6 = 58,
// const SCTP = 132,
// const UDPLITE = 136, // UDP-Lite (RFC 3828)
// const RAW = 255,
// const IPX = 256,
// const AX25 = 257,
// const ATALK = 258,
// const NETROM = 259,
// const ROSE = 260,
// const DECNET = 261,
// const X25 = 262,
// const PACKET = 263,
// const ATM = 264, // ATM layer (cell level)
// const AAL = 265, // ATM Adaption Layer (packet level)
// const IRDA = 266,
// const NETBEUI = 267,
// const LLC = 268,
// const DCCP = 269,
// const NETLINK = 270,
// const TIPC = 271,
// const RXRPC = 272,
// const PPPOL2TP = 273,
// const BLUETOOTH = 274,
// const PNPIPE = 275,
// const RDS = 276,
// const IUCV = 277,
// const CAIF = 278,
// const ALG = 279,
// const NFC = 280,
// const KCM = 281,
// const TLS = 282,
// const XDP = 283,
// const MPTCP = 284,
// const MCTP = 285,
// const SMC = 286,
// const VSOCK = 287,
// }
// }
/// # SOL (Socket Option Level)
/// Setsockoptions(2) level. Thanks to BSD these must match IPPROTO_xxx
/// ## Reference
/// - [Setsockoptions(2) level](https://code.dragonos.org.cn/xref/linux-6.6.21/include/linux/socket.h#345)
#[derive(Debug, Clone, Copy, PartialEq, Eq, FromPrimitive, ToPrimitive)]
#[allow(non_camel_case_types)]
pub enum OptionsLevel {
IP = 0,
SOCKET = 1,
// ICMP = 1, No-no-no! Due to Linux :-) we cannot
TCP = 6,
UDP = 17,
IPV6 = 41,
ICMPV6 = 58,
SCTP = 132,
UDPLITE = 136, // UDP-Lite (RFC 3828)
RAW = 255,
IPX = 256,
AX25 = 257,
ATALK = 258,
NETROM = 259,
ROSE = 260,
DECNET = 261,
X25 = 262,
PACKET = 263,
ATM = 264, // ATM layer (cell level)
AAL = 265, // ATM Adaption Layer (packet level)
IRDA = 266,
NETBEUI = 267,
LLC = 268,
DCCP = 269,
NETLINK = 270,
TIPC = 271,
RXRPC = 272,
PPPOL2TP = 273,
BLUETOOTH = 274,
PNPIPE = 275,
RDS = 276,
IUCV = 277,
CAIF = 278,
ALG = 279,
NFC = 280,
KCM = 281,
TLS = 282,
XDP = 283,
MPTCP = 284,
MCTP = 285,
SMC = 286,
VSOCK = 287,
}
impl TryFrom<u32> for OptionsLevel {
type Error = system_error::SystemError;
fn try_from(value: u32) -> Result<Self, Self::Error> {
match <Self as num_traits::FromPrimitive>::from_u32(value) {
Some(p) => Ok(p),
None => Err(system_error::SystemError::EPROTONOSUPPORT),
}
}
}
impl From<OptionsLevel> for u32 {
fn from(value: OptionsLevel) -> Self {
<OptionsLevel as num_traits::ToPrimitive>::to_u32(&value).unwrap()
}
}

133
kernel/src/net/socket/define/tmp.rs
View File

@ -1,133 +0,0 @@
// bitflags! {
// // #[derive(PartialEq, Eq, Debug, Clone, Copy)]
// pub struct Options: u32 {
// const DEBUG = 1;
// const REUSEADDR = 2;
// const TYPE = 3;
// const ERROR = 4;
// const DONTROUTE = 5;
// const BROADCAST = 6;
// const SNDBUF = 7;
// const RCVBUF = 8;
// const SNDBUFFORCE = 32;
// const RCVBUFFORCE = 33;
// const KEEPALIVE = 9;
// const OOBINLINE = 10;
// const NO_CHECK = 11;
// const PRIORITY = 12;
// const LINGER = 13;
// const BSDCOMPAT = 14;
// const REUSEPORT = 15;
// const PASSCRED = 16;
// const PEERCRED = 17;
// const RCVLOWAT = 18;
// const SNDLOWAT = 19;
// const RCVTIMEO_OLD = 20;
// const SNDTIMEO_OLD = 21;
//
// const SECURITY_AUTHENTICATION = 22;
// const SECURITY_ENCRYPTION_TRANSPORT = 23;
// const SECURITY_ENCRYPTION_NETWORK = 24;
//
// const BINDTODEVICE = 25;
//
// /// 与GET_FILTER相同
// const ATTACH_FILTER = 26;
// const DETACH_FILTER = 27;
//
// const PEERNAME = 28;
//
// const ACCEPTCONN = 30;
//
// const PEERSEC = 31;
// const PASSSEC = 34;
//
// const MARK = 36;
//
// const PROTOCOL = 38;
// const DOMAIN = 39;
//
// const RXQ_OVFL = 40;
//
// /// 与SCM_WIFI_STATUS相同
// const WIFI_STATUS = 41;
// const PEEK_OFF = 42;
//
// /* Instruct lower device to use last 4-bytes of skb data as FCS */
// const NOFCS = 43;
//
// const LOCK_FILTER = 44;
// const SELECT_ERR_QUEUE = 45;
// const BUSY_POLL = 46;
// const MAX_PACING_RATE = 47;
// const BPF_EXTENSIONS = 48;
// const INCOMING_CPU = 49;
// const ATTACH_BPF = 50;
// // DETACH_BPF = DETACH_FILTER;
// const ATTACH_REUSEPORT_CBPF = 51;
// const ATTACH_REUSEPORT_EBPF = 52;
//
// const CNX_ADVICE = 53;
// const SCM_TIMESTAMPING_OPT_STATS = 54;
// const MEMINFO = 55;
// const INCOMING_NAPI_ID = 56;
// const COOKIE = 57;
// const SCM_TIMESTAMPING_PKTINFO = 58;
// const PEERGROUPS = 59;
// const ZEROCOPY = 60;
// /// 与SCM_TXTIME相同
// const TXTIME = 61;
//
// const BINDTOIFINDEX = 62;
//
// const TIMESTAMP_OLD = 29;
// const TIMESTAMPNS_OLD = 35;
// const TIMESTAMPING_OLD = 37;
// const TIMESTAMP_NEW = 63;
// const TIMESTAMPNS_NEW = 64;
// const TIMESTAMPING_NEW = 65;
//
// const RCVTIMEO_NEW = 66;
// const SNDTIMEO_NEW = 67;
//
// const DETACH_REUSEPORT_BPF = 68;
//
// const PREFER_BUSY_POLL = 69;
// const BUSY_POLL_BUDGET = 70;
//
// const NETNS_COOKIE = 71;
// const BUF_LOCK = 72;
// const RESERVE_MEM = 73;
// const TXREHASH = 74;
// const RCVMARK = 75;
// }
// }
// bitflags::bitflags! {
// pub struct Level: i32 {
// const SOL_SOCKET = 1;
// const IPPROTO_IP = super::ip::Protocol::IP.bits();
// const IPPROTO_IPV6 = super::ip::Protocol::IPv6.bits();
// const IPPROTO_TCP = super::ip::Protocol::TCP.bits();
// }
// }
// bitflags! {
// /// @brief socket的选项
// #[derive(Default)]
// pub struct Options: u32 {
// /// 是否阻塞
// const BLOCK = 1 << 0;
// /// 是否允许广播
// const BROADCAST = 1 << 1;
// /// 是否允许多播
// const MULTICAST = 1 << 2;
// /// 是否允许重用地址
// const REUSEADDR = 1 << 3;
// /// 是否允许重用端口
// const REUSEPORT = 1 << 4;
// }
// }

12
kernel/src/net/socket/definition/mod.rs Normal file
View File

@ -0,0 +1,12 @@
// socket definitions
mod option;
mod option_level;
mod msg_flag;
mod types;
pub use option::Options; // Socket options SO_*
pub use option_level::OptionLevel; // Socket options level SOL_*
pub use msg_flag::MessageFlag; // Socket message flags MSG_*
pub use types::Type; // Socket types SOCK_*

0
kernel/src/net/socket/define/msg_flag.rs → kernel/src/net/socket/definition/msg_flag.rs
View File

0
kernel/src/net/socket/define/option.rs → kernel/src/net/socket/definition/option.rs
View File

67
kernel/src/net/socket/definition/option_level.rs Normal file
View File

@ -0,0 +1,67 @@
/// # SOL (Socket Option Level)
/// Setsockoptions(2) level. Thanks to BSD these must match IPPROTO_xxx
/// ## Reference
/// - [Setsockoptions(2) level](https://code.dragonos.org.cn/xref/linux-6.6.21/include/linux/socket.h#345)
#[derive(Debug, Clone, Copy, PartialEq, Eq, FromPrimitive, ToPrimitive)]
#[allow(non_camel_case_types)]
pub enum OptionLevel {
IP = 0,
SOCKET = 1,
// ICMP = 1, No-no-no! Due to Linux :-) we cannot
TCP = 6,
UDP = 17,
IPV6 = 41,
ICMPV6 = 58,
SCTP = 132,
UDPLITE = 136, // UDP-Lite (RFC 3828)
RAW = 255,
IPX = 256,
AX25 = 257,
ATALK = 258,
NETROM = 259,
ROSE = 260,
DECNET = 261,
X25 = 262,
PACKET = 263,
ATM = 264, // ATM layer (cell level)
AAL = 265, // ATM Adaption Layer (packet level)
IRDA = 266,
NETBEUI = 267,
LLC = 268,
DCCP = 269,
NETLINK = 270,
TIPC = 271,
RXRPC = 272,
PPPOL2TP = 273,
BLUETOOTH = 274,
PNPIPE = 275,
RDS = 276,
IUCV = 277,
CAIF = 278,
ALG = 279,
NFC = 280,
KCM = 281,
TLS = 282,
XDP = 283,
MPTCP = 284,
MCTP = 285,
SMC = 286,
VSOCK = 287,
}
impl TryFrom<u32> for OptionLevel {
type Error = system_error::SystemError;
fn try_from(value: u32) -> Result<Self, Self::Error> {
match <Self as num_traits::FromPrimitive>::from_u32(value) {
Some(p) => Ok(p),
None => Err(system_error::SystemError::EPROTONOSUPPORT),
}
}
}
impl From<OptionLevel> for u32 {
fn from(value: OptionLevel) -> Self {
<OptionLevel as num_traits::ToPrimitive>::to_u32(&value).unwrap()
}
}

12
kernel/src/net/socket/define/mod.rs → kernel/src/net/socket/definition/types.rs
View File

@ -1,15 +1,3 @@
mod option;
pub use option::Options;
mod option_level;
pub use option_level::OptionsLevel;
mod msg_flag;
pub use msg_flag::MessageFlag;
mod ipproto;
pub use ipproto::IPProtocol;
#[derive(Debug, Clone, Copy, PartialEq, Eq, FromPrimitive, ToPrimitive)]
pub enum Type {
Stream = 1,

0
kernel/src/net/socket/inet/ip_def.rs → kernel/src/net/socket/inet/definition/option.rs
View File

2
kernel/src/net/socket/define/ipproto.rs → kernel/src/net/socket/inet/definition/proto.rs
View File

@ -1,4 +1,4 @@
const SOL_SOCKET: u16 = 1;
pub const SOL_SOCKET: u16 = 1;
#[derive(Debug, Clone, Copy, FromPrimitive, ToPrimitive, PartialEq, Eq)]
pub enum IPProtocol {

67
kernel/src/net/socket/inet/mod.rs
View File

@ -1,6 +1,4 @@
use alloc::sync::Arc;
use smoltcp;
use system_error::SystemError::{self, *};
// pub mod raw;
// pub mod icmp;
@ -16,8 +14,6 @@ pub use datagram::UdpSocket;
pub use stream::TcpSocket;
pub use syscall::Inet;
use crate::filesystem::vfs::IndexNode;
use super::Socket;
use smoltcp::wire::*;
@ -85,66 +81,3 @@ pub trait InetSocket: Socket {
// todo!()
// }
// }
// pub trait Socket: FileLike + Send + Sync {
// /// Assign the address specified by socket_addr to the socket
// fn bind(&self, _socket_addr: SocketAddr) -> Result<()> {
// return_errno_with_message!(Errno::EOPNOTSUPP, "bind() is not supported");
// }
// /// Build connection for a given address
// fn connect(&self, _socket_addr: SocketAddr) -> Result<()> {
// return_errno_with_message!(Errno::EOPNOTSUPP, "connect() is not supported");
// }
// /// Listen for connections on a socket
// fn listen(&self, _backlog: usize) -> Result<()> {
// return_errno_with_message!(Errno::EOPNOTSUPP, "listen() is not supported");
// }
// /// Accept a connection on a socket
// fn accept(&self) -> Result<(Arc<dyn FileLike>, SocketAddr)> {
// return_errno_with_message!(Errno::EOPNOTSUPP, "accept() is not supported");
// }
// /// Shut down part of a full-duplex connection
// fn shutdown(&self, _cmd: SockShutdownCmd) -> Result<()> {
// return_errno_with_message!(Errno::EOPNOTSUPP, "shutdown() is not supported");
// }
// /// Get address of this socket.
// fn addr(&self) -> Result<SocketAddr> {
// return_errno_with_message!(Errno::EOPNOTSUPP, "getsockname() is not supported");
// }
// /// Get address of peer socket
// fn peer_addr(&self) -> Result<SocketAddr> {
// return_errno_with_message!(Errno::EOPNOTSUPP, "getpeername() is not supported");
// }
// /// Get options on the socket. The resulted option will put in the `option` parameter, if
// /// this method returns success.
// fn get_option(&self, _option: &mut dyn SocketOption) -> Result<()> {
// return_errno_with_message!(Errno::EOPNOTSUPP, "getsockopt() is not supported");
// }
// /// Set options on the socket.
// fn set_option(&self, _option: &dyn SocketOption) -> Result<()> {
// return_errno_with_message!(Errno::EOPNOTSUPP, "setsockopt() is not supported");
// }
// /// Sends a message on a socket.
// fn sendmsg(
// &self,
// io_vecs: &[IoVec],
// message_header: MessageHeader,
// flags: SendRecvFlags,
// ) -> Result<usize>;
// /// Receives a message from a socket.
// ///
// /// If successful, the `io_vecs` buffer will be filled with the received content.
// /// This method returns the length of the received message,
// /// and the message header.
// fn recvmsg(&self, io_vecs: &[IoVec], flags: SendRecvFlags) -> Result<(usize, MessageHeader)>;
// }

5
kernel/src/net/socket/inet/stream/mod.rs
View File

@ -10,9 +10,12 @@ use crate::sched::SchedMode;
use inet::{InetSocket, UNSPECIFIED_LOCAL_ENDPOINT};
use smoltcp;
pub mod inner;
mod inner;
use inner::*;
mod option;
pub use option::Options as TcpOption;
type EP = EPollEventType;
#[derive(Debug)]
pub struct TcpSocket {

90
kernel/src/net/socket/inet/stream/option.rs Normal file
View File

@ -0,0 +1,90 @@
use num_traits::{FromPrimitive, ToPrimitive};
#[derive(Debug, Clone, Copy, PartialEq, Eq, FromPrimitive, ToPrimitive)]
pub enum Options {
/// Turn off Nagle's algorithm.
NoDelay = 1,
/// Limit MSS.
MaxSegment = 2,
/// Never send partially complete segments.
Cork = 3,
/// Start keeplives after this period.
KeepIdle = 4,
/// Interval between keepalives.
KeepIntvl = 5,
/// Number of keepalives before death.
KeepCnt = 6,
/// Number of SYN retransmits.
Syncnt = 7,
/// Lifetime for orphaned FIN-WAIT-2 state.
Linger2 = 8,
/// Wake up listener only when data arrive.
DeferAccept = 9,
/// Bound advertised window
WindowClamp = 10,
/// Information about this connection.
Info = 11,
/// Block/reenable quick acks.
QuickAck = 12,
/// Congestion control algorithm.
Congestion = 13,
/// TCP MD5 Signature (RFC2385).
Md5Sig = 14,
/// Use linear timeouts for thin streams
ThinLinearTimeouts = 16,
/// Fast retrans. after 1 dupack.
ThinDupack = 17,
/// How long for loss retry before timeout.
UserTimeout = 18,
/// TCP sock is under repair right now.
Repair = 19,
RepairQueue = 20,
QueueSeq = 21,
RepairOptions = 22,
/// Enable FastOpen on listeners
FastOpen = 23,
Timestamp = 24,
/// Limit number of unsent bytes in write queue.
NotSentLowat = 25,
/// Get Congestion Control (optional) info.
CCInfo = 26,
/// Record SYN headers for new connections.
SaveSyn = 27,
/// Get SYN headers recorded for connection.
SavedSyn = 28,
/// Get/set window parameters.
RepairWindow = 29,
/// Attempt FastOpen with connect.
FastOpenConnect = 30,
/// Attach a ULP to a TCP connection.
ULP = 31,
/// TCP MD5 Signature with extensions.
Md5SigExt = 32,
/// Set the key for Fast Open(cookie).
FastOpenKey = 33,
/// Enable TFO without a TFO cookie.
FastOpenNoCookie = 34,
ZeroCopyReceive = 35,
/// Notify bytes available to read as a cmsg on read.
/// 与TCP_CM_INQ相同
INQ = 36,
/// delay outgoing packets by XX usec
TxDelay = 37,
}
impl TryFrom<i32> for Options {
type Error = system_error::SystemError;
fn try_from(value: i32) -> Result<Self, Self::Error> {
match <Self as FromPrimitive>::from_i32(value) {
Some(p) => Ok(p),
None => Err(Self::Error::EINVAL),
}
}
}
impl From<Options> for i32 {
fn from(val: Options) -> Self {
<Options as ToPrimitive>::to_i32(&val).unwrap()
}
}

5
kernel/src/net/socket/inode.rs
View File

@ -51,7 +51,6 @@ impl IndexNode for Inode {
&self,
private_data: &crate::filesystem::vfs::FilePrivateData,
) -> Result<usize, SystemError> {
// let _ = private_data;
Ok(self.inner.poll())
}
@ -105,7 +104,7 @@ impl Inode {
pub fn set_option(
&self,
level: OptionsLevel,
level: OptionLevel,
name: usize,
value: &[u8],
) -> Result<(), SystemError> {
@ -114,7 +113,7 @@ impl Inode {
pub fn get_option(
&self,
level: OptionsLevel,
level: OptionLevel,
name: usize,
value: &mut [u8],
) -> Result<usize, SystemError> {

4
kernel/src/net/socket/mod.rs
View File

@ -1,7 +1,7 @@
mod base;
mod buffer;
mod common;
mod define;
mod definition;
mod endpoint;
mod family;
pub mod inet;
@ -18,7 +18,7 @@ pub use common::{
// poll_unit::{EPollItems, WaitQueue},
EPollItems,
};
pub use define::*;
pub use definition::*;
pub use endpoint::*;
pub use family::{AddressFamily, Family};
pub use inode::Inode;

6
kernel/src/net/socket/netlink/af_netlink.rs
View File

@ -532,7 +532,7 @@ impl Socket for NetlinkSock {
0
}
fn set_option(&self, level: OptionsLevel, name: usize, val: &[u8]) -> Result<(), SystemError> {
fn set_option(&self, level: OptionLevel, name: usize, val: &[u8]) -> Result<(), SystemError> {
return netlink_setsockopt(self, level, name, val);
}
}
@ -1274,11 +1274,11 @@ fn netlink_getsockbyportid(
/// 设置 netlink 套接字的选项
fn netlink_setsockopt(
nlk: &NetlinkSock,
level: OptionsLevel,
level: OptionLevel,
optname: usize,
optval: &[u8],
) -> Result<(), SystemError> {
if level != OptionsLevel::NETLINK {
if level != OptionLevel::NETLINK {
return Err(SystemError::ENOPROTOOPT);
}
let optlen = optval.len();

4
kernel/src/net/socket/unix/seqpacket/mod.rs
View File

@ -243,7 +243,7 @@ impl Socket for SeqpacketSocket {
fn set_option(
&self,
_level: crate::net::socket::OptionsLevel,
_level: crate::net::socket::OptionLevel,
_optname: usize,
_optval: &[u8],
) -> Result<(), SystemError> {
@ -293,7 +293,7 @@ impl Socket for SeqpacketSocket {
fn get_option(
&self,
_level: crate::net::socket::OptionsLevel,
_level: crate::net::socket::OptionLevel,
_name: usize,
_value: &mut [u8],
) -> Result<usize, SystemError> {

4
kernel/src/net/socket/unix/stream/mod.rs
View File

@ -243,7 +243,7 @@ impl Socket for StreamSocket {
fn set_option(
&self,
_level: OptionsLevel,
_level: OptionLevel,
_optname: usize,
_optval: &[u8],
) -> Result<(), SystemError> {
@ -329,7 +329,7 @@ impl Socket for StreamSocket {
fn get_option(
&self,
_level: OptionsLevel,
_level: OptionLevel,
_name: usize,
_value: &mut [u8],
) -> Result<usize, SystemError> {

100
kernel/src/net/syscall.rs
View File

@ -142,7 +142,7 @@ impl Syscall {
optname: usize,
optval: &[u8],
) -> Result<usize, SystemError> {
let sol = socket::OptionsLevel::try_from(level as u32)?;
let sol = socket::OptionLevel::try_from(level as u32)?;
let socket: Arc<socket::Inode> = ProcessManager::current_pcb()
.get_socket(fd as i32)
.ok_or(SystemError::EBADF)?;
@ -172,10 +172,10 @@ impl Syscall {
.get_socket(fd as i32)
.ok_or(EBADF)?;
let level = socket::OptionsLevel::try_from(level as u32)?;
let level = socket::OptionLevel::try_from(level as u32)?;
use socket::Options as SO;
use socket::OptionsLevel as SOL;
use socket::OptionLevel as SOL;
if matches!(level, SOL::SOCKET) {
let optname = SO::try_from(optname as u32).map_err(|_| ENOPROTOOPT)?;
match optname {
@ -209,10 +209,11 @@ impl Syscall {
// protocol number of TCP.
if matches!(level, SOL::TCP) {
use socket::inet::stream::TcpOption;
let optname =
PosixTcpSocketOptions::try_from(optname as i32).map_err(|_| ENOPROTOOPT)?;
TcpOption::try_from(optname as i32).map_err(|_| ENOPROTOOPT)?;
match optname {
PosixTcpSocketOptions::Congestion => return Ok(0),
TcpOption::Congestion => return Ok(0),
_ => {
return Err(ENOPROTOOPT);
}
@ -548,92 +549,3 @@ impl Syscall {
return Ok(0);
}
}
#[derive(Debug, Clone, Copy, PartialEq, Eq, FromPrimitive, ToPrimitive)]
pub enum PosixTcpSocketOptions {
/// Turn off Nagle's algorithm.
NoDelay = 1,
/// Limit MSS.
MaxSegment = 2,
/// Never send partially complete segments.
Cork = 3,
/// Start keeplives after this period.
KeepIdle = 4,
/// Interval between keepalives.
KeepIntvl = 5,
/// Number of keepalives before death.
KeepCnt = 6,
/// Number of SYN retransmits.
Syncnt = 7,
/// Lifetime for orphaned FIN-WAIT-2 state.
Linger2 = 8,
/// Wake up listener only when data arrive.
DeferAccept = 9,
/// Bound advertised window
WindowClamp = 10,
/// Information about this connection.
Info = 11,
/// Block/reenable quick acks.
QuickAck = 12,
/// Congestion control algorithm.
Congestion = 13,
/// TCP MD5 Signature (RFC2385).
Md5Sig = 14,
/// Use linear timeouts for thin streams
ThinLinearTimeouts = 16,
/// Fast retrans. after 1 dupack.
ThinDupack = 17,
/// How long for loss retry before timeout.
UserTimeout = 18,
/// TCP sock is under repair right now.
Repair = 19,
RepairQueue = 20,
QueueSeq = 21,
RepairOptions = 22,
/// Enable FastOpen on listeners
FastOpen = 23,
Timestamp = 24,
/// Limit number of unsent bytes in write queue.
NotSentLowat = 25,
/// Get Congestion Control (optional) info.
CCInfo = 26,
/// Record SYN headers for new connections.
SaveSyn = 27,
/// Get SYN headers recorded for connection.
SavedSyn = 28,
/// Get/set window parameters.
RepairWindow = 29,
/// Attempt FastOpen with connect.
FastOpenConnect = 30,
/// Attach a ULP to a TCP connection.
ULP = 31,
/// TCP MD5 Signature with extensions.
Md5SigExt = 32,
/// Set the key for Fast Open(cookie).
FastOpenKey = 33,
/// Enable TFO without a TFO cookie.
FastOpenNoCookie = 34,
ZeroCopyReceive = 35,
/// Notify bytes available to read as a cmsg on read.
/// 与TCP_CM_INQ相同
INQ = 36,
/// delay outgoing packets by XX usec
TxDelay = 37,
}
impl TryFrom<i32> for PosixTcpSocketOptions {
type Error = SystemError;
fn try_from(value: i32) -> Result<Self, Self::Error> {
match <Self as FromPrimitive>::from_i32(value) {
Some(p) => Ok(p),
None => Err(SystemError::EINVAL),
}
}
}
impl From<PosixTcpSocketOptions> for i32 {
fn from(val: PosixTcpSocketOptions) -> Self {
<PosixTcpSocketOptions as ToPrimitive>::to_i32(&val).unwrap()
}
}