Files
llgo/c/net/net.go
2024-07-18 10:34:11 +08:00

168 lines
5.2 KiB
Go

/*
* Copyright (c) 2024 The GoPlus Authors (goplus.org). All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net
import (
_ "unsafe"
"github.com/goplus/llgo/c"
)
const (
LLGoPackage = true
)
const (
AF_UNSPEC = 0 // unspecified
AF_UNIX = 1 // local to host (pipes)
AF_LOCAL = AF_UNIX // backward compatibility
AF_INET = 2 // internetwork: UDP, TCP, etc.
AF_IMPLINK = 3 // arpanet imp addresses
AF_PUP = 4 // pup protocols: e.g. BSP
AF_CHAOS = 5 // mit CHAOS protocols
AF_NS = 6 // XEROX NS protocols
AF_ISO = 7 // ISO protocols
AF_OSI = AF_ISO
AF_ECMA = 8 // European computer manufacturers
AF_DATAKIT = 9 // datakit protocols
AF_CCITT = 10 // CCITT protocols, X.25 etc
AF_SNA = 11 // IBM SNA
AF_DECnet = 12 // DECnet
AF_DLI = 13 // DEC Direct data link interface
AF_LAT = 14 // LAT
AF_HYLINK = 15 // NSC Hyperchannel
AF_APPLETALK = 16 // Apple Talk
AF_ROUTE = 17 // Internal Routing Protocol
AF_LINK = 18 // Link layer interface
pseudo_AF_XTP = 19 // eXpress Transfer Protocol (no AF)
AF_COIP = 20 // connection-oriented IP, aka ST II
AF_CNT = 21 // Computer Network Technology
pseudo_AF_RTIP = 22 // Help Identify RTIP packets
AF_IPX = 23 // Novell Internet Protocol
AF_SIP = 24 // Simple Internet Protocol
pseudo_AF_PIP = 25 // Help Identify PIP packets
AF_NDRV = 27 // Network Driver 'raw' access
AF_ISDN = 28 // Integrated Services Digital Network
AF_E164 = AF_ISDN // CCITT E.164 recommendation
pseudo_AF_KEY = 29 // Internal key-management function
AF_INET6 = 30 // IPv6
AF_NATM = 31 // native ATM access
AF_SYSTEM = 32 // Kernel event messages
AF_NETBIOS = 33 // NetBIOS
AF_PPP = 34 // PPP communication protocol
pseudo_AF_HDRCMPLT = 35 // Used by BPF to not rewrite headers in interface output routine
AF_RESERVED_36 = 36 // Reserved for internal usage
AF_IEEE80211 = 37 // IEEE 802.11 protocol
AF_UTUN = 38
AF_VSOCK = 40 // VM Sockets
AF_MAX = 41
)
const (
SOCK_STREAM = 1 // stream socket
SOCK_DGRAM = 2 // datagram socket
SOCK_RAW = 3 // raw-protocol interface
SOCK_RDM = 4 // reliably-delivered message
SOCK_SEQPACKET = 5 // sequenced packet stream
)
// (TODO) merge to inet
const INET_ADDRSTRLEN = 16
type SockaddrIn struct {
Len uint8
Family uint8
Port uint16
Addr InAddr
Zero [8]c.Char
}
type InAddr struct {
Addr c.Uint
}
type SockAddr struct {
Len uint8
Family uint8
Data [14]c.Char
}
type Hostent struct {
Name *c.Char // official name of host
Aliases **c.Char // null-terminated array of alternate names for the host
AddrType c.Int // host address type
Length c.Int // length of address
AddrList **c.Char // null-terminated array of addresses for the host
}
type AddrInfo struct {
AiFlags c.Int
AiFamily c.Int
AiSockType c.Int
AiProtocol c.Int
AiAddrLen c.Uint
AiCanOnName *c.Char
AiAddr *SockAddr
AiNext *AddrInfo
}
//go:linkname Socket C.socket
func Socket(domain c.Int, typ c.Int, protocol c.Int) c.Int
//go:linkname Bind C.bind
func Bind(sockfd c.Int, addr *SockaddrIn, addrlen c.Uint) c.Int
//go:linkname Connect C.connect
func Connect(sockfd c.Int, addr *SockAddr, addrlen c.Uint) c.Int
//go:linkname Listen C.listen
func Listen(sockfd c.Int, backlog c.Int) c.Int
//go:linkname Accept C.accept
func Accept(sockfd c.Int, addr *SockaddrIn, addrlen *c.Uint) c.Int
//go:linkname GetHostByName C.gethostbyname
func GetHostByName(name *c.Char) *Hostent
// (TODO) merge to inet
//
//go:linkname InetNtop C.inet_ntop
func InetNtop(af c.Int, src c.Pointer, dst *c.Char, size c.Uint) *c.Char
func SwapInt16(data uint16) uint16 {
return (data << 8) | (data >> 8)
}
func Htons(x uint16) uint16 {
return SwapInt16(x)
}
//go:linkname InetAddr C.inet_addr
func InetAddr(s *c.Char) c.Uint
//go:linkname Send C.send
func Send(c.Int, c.Pointer, uintptr, c.Int) c.Long
//go:linkname Recv C.recv
func Recv(c.Int, c.Pointer, uintptr, c.Int) c.Long
//go:linkname Getaddrinfo C.getaddrinfo
func Getaddrinfo(host *c.Char, port *c.Char, addrInfo *AddrInfo, result **AddrInfo) c.Int
//go:linkname Freeaddrinfo C.freeaddrinfo
func Freeaddrinfo(addrInfo *AddrInfo) c.Int