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// +build ignore,OMIT package main // Send the sequence 2, 3, 4, ... to channel 'ch'. func Generate(ch *chan <- int) { for i := 2; ; i++ { ch <- i // Send 'i' to channel 'ch'. } } // Copy the values from channel 'in' to channel 'out', // removing those divisible by 'prime'. func Filter(in *chan <- int, out *<-c...
Go
// Package runner provides a Runner type that is used to define both RunCounter // and EmbeddedRunCounter to show examples of how to use composition in Go. package runner import "fmt" // A Task is a simple task that prints a message when run. type Task struct{ Msg string } func (t Task) Run() { fmt.Println("running...
Go
package runner // RunCounter2 is completely equivalent to RunCounter, // but uses struct embedding to avoid the boilerplate of redeclaring // the Name method. type RunCounter2 struct { Runner // HL count int } func NewRunCounter2(name string) *RunCounter2 { return &RunCounter2{Runner{name}, 0} } func (r *RunCoun...
Go
// +build OMIT package main import "fmt" type Person struct{ Name string } func (p Person) Introduce() { fmt.Println("Hi, I'm", p.Name) } type Employee struct { Person EmployeeID int } func ExampleEmployee() { var e Employee e.Name = "Peter" e.EmployeeID = 1234 e.Introduce() }
Go
// +build OMIT package main import ( "fmt" "time" ) func sleepAndTalk(secs time.Duration, msg string, c chan string) { time.Sleep(secs * time.Second) c <- msg } func main() { c := make(chan string) go sleepAndTalk(0, "Hello", c) go sleepAndTalk(1, "Gophers!", c) go sleepAndTalk(2, "What's", c) go sleepAnd...
Go
// +build OMIT package main import ( "fmt" "net/http" ) var nextID = make(chan int) func handler(w http.ResponseWriter, q *http.Request) { fmt.Fprintf(w, "<h1>You got %v<h1>", <-nextID) } func main() { http.HandleFunc("/next", handler) go func() { for i := 0; ; i++ { nextID <- i } }() http.ListenAndS...
Go
// +build OMIT package main import ( "bytes" "fmt" "io" "os" ) var ( _ = bytes.Buffer{} _ = os.Stdout ) // WriteCounter tracks the total number of bytes written. type WriteCounter struct { io.ReadWriter count int } func (w *WriteCounter) Write(b []byte) (int, error) { w.count += len(b) return w.ReadWrite...
Go
// +build OMIT package main import ( "fmt" "time" ) func sleepAndTalk(t time.Duration, msg string) { time.Sleep(t) fmt.Printf("%v ", msg) } func main() { go sleepAndTalk(0*time.Second, "Hello") go sleepAndTalk(1*time.Second, "Gophers!") go sleepAndTalk(2*time.Second, "What's") go sleepAndTalk(3*time.Second,...
Go
// +build OMIT package main import ( "fmt" "time" ) func f(left, right chan int) { left <- 1 + <-right } func main() { start := time.Now() const n = 1000 leftmost := make(chan int) right := leftmost left := leftmost for i := 0; i < n; i++ { right = make(chan int) go f(left, right) left = right } ...
Go
// +build OMIT package main import ( "fmt" "time" ) func sleepAndTalk(t time.Duration, msg string) { time.Sleep(t) fmt.Printf("%v ", msg) } func main() { sleepAndTalk(0*time.Second, "Hello") sleepAndTalk(1*time.Second, "Gophers!") sleepAndTalk(2*time.Second, "What's") sleepAndTalk(3*time.Second, "up?") }
Go
// +build OMIT package main import ( "bytes" "net" ) func handleConn(conn net.Conn) { // does something that should be tested. } type loopBack struct { net.Conn buf bytes.Buffer } func (c *loopBack) Read(b []byte) (int, error) { return c.buf.Read(b) } func (c *loopBack) Write(b []byte) (int, error) { retur...
Go
// +build OMIT package main import ( "fmt" "time" ) func sleepAndTalk(t time.Duration, msg string) { time.Sleep(t) fmt.Printf("%v ", msg) } func main() { go sleepAndTalk(0*time.Second, "Hello") go sleepAndTalk(1*time.Second, "Gophers!") go sleepAndTalk(2*time.Second, "What's") go sleepAndTalk(3*time.Second,...
Go
// +build OMIT package main import ( "fmt" "net/http" ) var battle = make(chan string) func handler(w http.ResponseWriter, q *http.Request) { select { case battle <- q.FormValue("usr"): fmt.Fprintf(w, "You won!") case won := <-battle: fmt.Fprintf(w, "You lost, %v is better than you", won) } } func main()...
Go
// +build ignore package main import ( "fmt" "unsafe" ) // 1 START OMIT var V1 = 0x01020304 var V2 [unsafe.Sizeof(V1)]byte func main() { *(*int)(unsafe.Pointer(&V2)) = V1 fmt.Println(V2) } // 1 END OMIT
Go
// +build ignore package main import "fmt" // 1 START OMIT const C1 = 1e+308 const C2 = C1 * 10 const C3 = C2 / 10 var V1 = C1 var V2 = V1 * 10 var V3 = V2 / 10 func main() { fmt.Println(C3, V3) } // 1 END OMIT
Go
// +build ignore package main import ( "fmt" "os" ) // 1 START OMIT var V = struct { name string os.FileMode }{ name: "hello.go", } func main() { fmt.Println(V) } // 1 END OMIT
Go
// +build ignore package main import "fmt" // 2 START OMIT // 1 START OMIT func main() { i := 1 f := func() T { return T{ i: 1, // HL } } fmt.Println(i, f()) } // 1 END OMIT type T map[int]int // 2 END OMIT
Go
// +build ignore package main import "fmt" // 1 START OMIT const C1 = 1e-323 const C2 = C1 / 100 const C3 = C2 * 100 const C4 float64 = C1 / 100 const C5 = C4 * 100 func main() { fmt.Println(C3, C5) } // 1 END OMIT
Go
// +build ignore package main import "fmt" // 1 START OMIT type F func(*State) F type State int func Begin(s *State) F { *s = 1 return Middle } func Middle(s *State) F { *s++ if *s >= 10 { return End } return Middle } // 1 END OMIT // 2 START OMIT func End(s *State) F { fmt.Println(*s) return nil } fu...
Go
// +build ignore package main import "fmt" // 2 START OMIT // 1 START OMIT func main() { i := 1 f := func() T { return T{ i: 1, // HL } } fmt.Println(i, f()) } // 1 END OMIT type T struct{ i int } // 2 END OMIT
Go
// +build ignore package main import ( "fmt" "runtime" ) // 1 START OMIT type P *P type S []S type C chan C type M map[int]M // 1 END OMIT // 2 START OMIT func Val(p *P) int { if p == nil { return 0 } else { return 1 + Val(*p) } } func Add(a, b *P) *P { if b == nil { return a } else { a1 := new(P) ...
Go
// +build OMIT package main import ( "fmt" "io/ioutil" "log" "net/http" "net/http/httptest" ) func main() { // START OMIT ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { fmt.Fprintln(w, "Hello, client") })) defer ts.Close() res, err := http.Get(ts.URL) if err !=...
Go
package subprocess import ( "fmt" "os" ) func Crasher() { fmt.Println("Going down in flames!") os.Exit(1) }
Go
// +build OMIT package main import ( "fmt" "log" "net/http" "net/http/httptest" ) func main() { // START OMIT handler := func(w http.ResponseWriter, r *http.Request) { http.Error(w, "something failed", http.StatusInternalServerError) } req, err := http.NewRequest("GET", "http://example.com/foo", nil) if ...
Go
// +build OMIT package main import ( "fmt" "sort" ) type Organ struct { Name string Weight Grams } func (o *Organ) String() string { return fmt.Sprintf("%v (%v)", o.Name, o.Weight) } type Grams int func (g Grams) String() string { return fmt.Sprintf("%dg", int(g)) } type Organs []*Organ func (s Organs) Le...
Go
// +build OMIT package main import ( "fmt" "sort" ) type IntSlice []int func (p IntSlice) Len() int { return len(p) } func (p IntSlice) Less(i, j int) bool { return p[i] < p[j] } func (p IntSlice) Swap(i, j int) { p[i], p[j] = p[j], p[i] } func main() { // START OMIT s := []int{7, 5, 3, 11, 2} ...
Go
// +build OMIT package main import ( "fmt" "sort" ) type Organ struct { Name string Weight Grams } func (o *Organ) String() string { return fmt.Sprintf("%v (%v)", o.Name, o.Weight) } type Grams int func (g Grams) String() string { return fmt.Sprintf("%dg", int(g)) } // PART1 OMIT type Organs []*Organ fun...
Go
// +build OMIT package main import ( "fmt" "code.google.com/p/go-tour/tree" ) func Walk(root *tree.Tree) *Walker { return &Walker{stack: []*frame{{t: root}}} } type Walker struct { stack []*frame } type frame struct { t *tree.Tree pc int } func (w *Walker) Next() (int, bool) { if len(w.stack) == 0 { re...
Go
// +build OMIT package main import ( "fmt" "code.google.com/p/go-tour/tree" ) func Walk(root *tree.Tree) chan int { ch := make(chan int) go func() { walk(root, ch) close(ch) }() return ch } func walk(t *tree.Tree, ch chan int) { if t.Left != nil { walk(t.Left, ch) } ch <- t.Value if t.Right != nil ...
Go
// +build OMIT package main import ( "fmt" "io" "log" ) // ByteReader implements an io.Reader that emits a stream of its byte value. type ByteReader byte func (b ByteReader) Read(buf []byte) (int, error) { for i := range buf { buf[i] = byte(b) } return len(buf), nil } type LogReader struct { io.Reader } ...
Go
// +build OMIT package main import ( "io" "io/ioutil" "log" ) // ByteReader implements an io.Reader that emits a stream of its byte value. type ByteReader byte func (b ByteReader) Read(buf []byte) (int, error) { for i := range buf { buf[i] = byte(b) } return len(buf), nil } type LogReader struct { io.Read...
Go
// +build OMIT package main import "fmt" type Organ struct { Name string Weight Grams } func (o *Organ) String() string { return fmt.Sprintf("%v (%v)", o.Name, o.Weight) } type Grams int func (g Grams) String() string { return fmt.Sprintf("%dg", int(g)) } func main() { s := []*Organ{{"brain", 1340}, {"heart...
Go
// +build OMIT package main import ( "fmt" "code.google.com/p/go-tour/tree" ) func Walk(root *tree.Tree, quit chan struct{}) chan int { ch := make(chan int) go func() { walk(root, ch, quit) close(ch) }() return ch } func walk(t *tree.Tree, ch chan int, quit chan struct{}) { if t.Left != nil { walk(t.L...
Go
// +build OMIT package main import ( "fmt" "code.google.com/p/go-tour/tree" ) func Walk(t *tree.Tree) { if t.Left != nil { Walk(t.Left) } fmt.Println(t.Value) if t.Right != nil { Walk(t.Right) } } func main() { Walk(tree.New(1)) }
Go
// +build OMIT package main type list struct { buf [100000]byte next *list } func main() { var l *list for { l = &list{next: l} } }
Go
// +build OMIT package main import ( "log" "os/exec" ) func main() { err := exec.Command("mkdir", "/tmp/foo").Run() if err != nil { log.Fatal(err) } err = exec.Command("rm", "-rf", "/tmp/foo").Run() if err != nil { log.Fatal(err) } }
Go
// +build OMIT package main func main() { for { } }
Go
// +build OMIT package main import ( "fmt" "time" ) func main() { start := time.Now() fmt.Println(start) for i := 0; i < 10; i++ { time.Sleep(time.Nanosecond) fmt.Println(time.Since(start)) } }
Go
// +build OMIT package main func foo(a [1000]byte) { foo(a) } func main() { foo([1000]byte{}) }
Go
// +build OMIT package main import ( "log" "os" ) func main() { err := os.RemoveAll("/foo") if err != nil { log.Fatal(err) } }
Go
// +build OMIT package main import "fmt" func main() { fmt.Println("Hello, gophers!") }
Go
// +build OMIT package main import ( "encoding/json" "fmt" "log" "net/http" ) func main() { res, err := http.Get("http://api.openweathermap.org/data/2.5/weather?q=Portland") if err != nil { log.Fatal(err) } defer res.Body.Close() var w struct { Weather []struct { Desc string `json:"description"` }...
Go
// +build OMIT package main import ( "io" "log" "net" "os" ) func main() { l, err := net.Listen("tcp", "127.0.0.1:4000") if err != nil { log.Fatal(err) } defer l.Close() go dial() c, err := l.Accept() if err != nil { log.Fatal(err) } defer c.Close() io.Copy(os.Stdout, c) } func dial() { c, err...
Go
// +build OMIT package main import ( "fmt" "time" ) func main() { fmt.Println("Good night") time.Sleep(8 * time.Hour) fmt.Println("Good morning") }
Go
// +build OMIT package main func main() { c := make(chan int) <-c }
Go
// +build OMIT package main import ( "fmt" "io/ioutil" "log" ) func main() { const filename = "/tmp/file.txt" err := ioutil.WriteFile(filename, []byte("Hello, file system\n"), 0644) if err != nil { log.Fatal(err) } b, err := ioutil.ReadFile(filename) if err != nil { log.Fatal(err) } fmt.Printf("%s"...
Go
package main import "fmt" func main() { fmt.Println("Hello, world!") }
Go
package main import ( "fmt" "os" ) const moved = ` The present tool has moved to the go.tools repository. Please install it from its new location: go get code.google.com/p/go.tools/cmd/present ` func main() { fmt.Print(moved) os.Exit(1) }
Go
// Copyright 2011 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package goplay import ( "appengine" "appengine/urlfetch" "fmt" "http" "io" "os" ) const runUrl = "http://golang.org/compile?output=json" func init() {...
Go
// Copyright 2011 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package pic import ( "bytes" "encoding/base64" "fmt" "image" "image/png" ) func Show(f func(int, int) [][]uint8) { const ( dx = 256 dy = 256 ) da...
Go
// Copyright 2011 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package tree import ( "fmt" "math/rand" ) // A Tree is a binary tree with integer values. type Tree struct { Left *Tree Value int Right *Tree } // New...
Go
// Copyright 2010 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package main import ( "encoding/json" "log" "net/http" ) func init() { http.HandleFunc("/compile", Compile) } type Response struct { Output string `jso...
Go
// Copyright 2011 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package main import ( "bytes" "flag" "fmt" "go/build" "io/ioutil" "log" "net/http" "os" "os/exec" "path/filepath" "regexp" "runtime" "strconv" "...
Go
// Copyright 2011 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package wc import "fmt" // Test runs a test suite against f. func Test(f func(string) map[string]int) { ok := true for _, c := range testCases { got := f...
Go
// Copyright 2009 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package websocket import ( "bufio" "crypto/tls" "io" "net" "net/http" "net/url" ) // DialError is an error that occurs while dialling a websocket server...
Go
// Copyright 2011 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package websocket // This file implements a protocol of hybi draft. // http://tools.ietf.org/html/draft-ietf-hybi-thewebsocketprotocol-17 import ( "bufio" "...
Go
// Copyright 2009 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package websocket import ( "bufio" "fmt" "io" "net/http" ) func newServerConn(rwc io.ReadWriteCloser, buf *bufio.ReadWriter, req *http.Request, config *Co...
Go
// Copyright 2009 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // Package websocket implements a client and server for the WebSocket protocol // as specified in RFC 6455. package websocket import ( "bufio" "crypto/tls" ...
Go
// Copyright 2010 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package html // All entities that do not end with ';' are 6 or fewer bytes long. const longestEntityWithoutSemicolon = 6 // entity is a map from HTML entity n...
Go
// Copyright 2012 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // Package atom provides integer codes (also known as atoms) for a fixed set of // frequently occurring HTML strings: tag names and attribute keys such as "p" /...
Go
// Copyright 2012 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // +build ignore package main // This program generates table.go and table_test.go. // Invoke as // // go run gen.go |gofmt >table.go // go run gen.go -test |...
Go
// Copyright 2010 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package html import ( "bytes" "strings" "unicode/utf8" ) // These replacements permit compatibility with old numeric entities that // assumed Windows-1252 ...
Go
// Copyright 2010 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package html import ( "bytes" "io" "strconv" "strings" "code.google.com/p/go.net/html/atom" ) // A TokenType is the type of a Token. type TokenType uint...
Go
// Copyright 2011 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package html import ( "bufio" "errors" "fmt" "io" "strings" ) type writer interface { io.Writer WriteByte(c byte) error // in Go 1.1, use io.ByteWriter...
Go
// Copyright 2010 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package html import ( "errors" "fmt" "io" "strings" a "code.google.com/p/go.net/html/atom" ) // A parser implements the HTML5 parsing algorithm: // http...
Go
// Copyright 2011 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package html // Section 12.2.3.2 of the HTML5 specification says "The following elements // have varying levels of special parsing rules". // http://www.whatwg...
Go
// Copyright 2011 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package html import ( "strings" ) func adjustAttributeNames(aa []Attribute, nameMap map[string]string) { for i := range aa { if newName, ok := nameMap[aa[...
Go
// Copyright 2011 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package html import ( "code.google.com/p/go.net/html/atom" ) // A NodeType is the type of a Node. type NodeType uint32 const ( ErrorNode NodeType = iota T...
Go
// Copyright 2011 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package html import ( "strings" ) // parseDoctype parses the data from a DoctypeToken into a name, // public identifier, and system identifier. It returns a ...
Go
// Copyright 2010 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. /* Package html implements an HTML5-compliant tokenizer and parser. Tokenization is done by creating a Tokenizer for an io.Reader r. It is the caller's respons...
Go
// Copyright 2013 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package spdy // headerDictionary is the dictionary sent to the zlib compressor/decompressor. var headerDictionary = []byte{ 0x00, 0x00, 0x00, 0x07, 0x6f, 0x70...
Go
// Copyright 2011 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package spdy import ( "encoding/binary" "io" "net/http" "strings" ) func (frame *SynStreamFrame) write(f *Framer) error { return f.writeSynStreamFrame(fr...
Go
// Copyright 2011 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // Package spdy implements the SPDY protocol (currently SPDY/3), described in // http://www.chromium.org/spdy/spdy-protocol/spdy-protocol-draft3. package spdy ...
Go
// Copyright 2011 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package spdy import ( "compress/zlib" "encoding/binary" "io" "net/http" "strings" ) func (frame *SynStreamFrame) read(h ControlFrameHeader, f *Framer) er...
Go
// Copyright 2012 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // Package publicsuffix provides a public suffix list based on data from // http://publicsuffix.org/. A public suffix is one under which Internet users // can d...
Go
// Copyright 2012 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // +build ignore package main // This program generates table.go and table_test.go. // Invoke as: // // go run gen.go -version "xxx" >table.go // go run...
Go
// Copyright 2011 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package proxy import ( "errors" "io" "net" "strconv" ) // SOCKS5 returns a Dialer that makes SOCKSv5 connections to the given address // with an optional ...
Go
// Copyright 2011 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package proxy import ( "net" ) type direct struct{} // Direct is a direct proxy: one that makes network connections directly. var Direct = direct{} func (d...
Go
// Copyright 2011 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package proxy import ( "net" "strings" ) // A PerHost directs connections to a default Dialer unless the hostname // requested matches one of a number of ex...
Go
// Copyright 2011 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // Package proxy provides support for a variety of protocols to proxy network // data. package proxy import ( "errors" "net" "net/url" "os" ) // A Dialer ...
Go
// Copyright 2013 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // Package netutil provides network utility functions, complementing the more // common ones in the net package. package netutil import ( "net" "sync" ) //...
Go
// Copyright 2012 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package ipv4 import ( "net" "os" "syscall" "unsafe" ) // Please refer to the online manual; // http://msdn.microsoft.com/en-us/library/windows/desktop/ms...
Go
// Copyright 2012 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // +build darwin freebsd netbsd openbsd package ipv4 import ( "net" "os" "syscall" "unsafe" ) func setControlMessage(fd int, opt *rawOpt, cf ControlFlag...
Go
// Copyright 2012 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package ipv4 import ( "net" "reflect" "syscall" ) func (c *genericOpt) sysfd() (syscall.Handle, error) { switch p := c.Conn.(type) { case *net.TCPConn, ...
Go
// Copyright 2012 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // +build darwin freebsd linux netbsd openbsd windows package ipv4 import ( "syscall" ) // TOS returns the type-of-service field value for outgoing packets...
Go
// Copyright 2012 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package ipv4 import ( "net" "syscall" ) func (c *dgramOpt) MulticastTTL() (int, error) { // TODO(mikio): Implement this return 0, syscall.EPLAN9 } func ...
Go
// Copyright 2013 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // +build ignore // This program generates internet protocol constants by reading IANA // protocol registries. // // Usage: // go run gentest.go > iana_test.g...
Go
// Copyright 2012 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package ipv4 import ( "errors" "net" ) var ( errNoSuchInterface = errors.New("no such interface") errNoSuchMulticastInterface = errors.New("no s...
Go
// Copyright 2013 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package ipv4 // An ICMPType represents a type of ICMP message. type ICMPType int func (typ ICMPType) String() string { s, ok := icmpTypes[typ] if !ok { r...
Go
// Copyright 2012 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package ipv4 import ( "fmt" "net" "sync" ) type rawOpt struct { sync.Mutex cflags ControlFlags } func (c *rawOpt) set(f ControlFlags) { c.cflags...
Go
// Copyright 2012 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package ipv4 import ( "os" "syscall" "unsafe" ) // Linux provides a convenient path control option IP_PKTINFO that // contains IP_SENDSRCADDR, IP_RECVDSTA...
Go
// Copyright 2012 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // +build darwin freebsd linux netbsd openbsd windows package ipv4 import ( "bytes" "net" "syscall" ) func setSyscallIPMreq(mreq *syscall.IPMreq, ifi *ne...
Go
// Copyright 2012 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package ipv4 import ( "net" "os" "syscall" ) func ipv4ReceiveTOS(fd int) (bool, error) { v, err := syscall.GetsockoptInt(fd, ianaProtocolIP, syscall.IP_R...
Go
// Copyright 2012 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package ipv4 import ( "syscall" ) func (c *genericOpt) TOS() (int, error) { // TODO(mikio): Implement this return 0, syscall.EPLAN9 } func (c *genericOpt...
Go
// Copyright 2012 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // +build darwin freebsd linux netbsd openbsd package ipv4 import ( "os" "syscall" ) func ipv4TOS(fd int) (int, error) { v, err := syscall.GetsockoptInt(...
Go
// Copyright 2012 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package ipv4 import ( "net" "syscall" ) // A payloadHandler represents the IPv4 datagram payload handler. type payloadHandler struct { net.PacketConn raw...
Go
// Copyright 2012 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package ipv4 import ( "os" "syscall" ) func ipv4SendSourceAddress(fd int) (bool, error) { v, err := syscall.GetsockoptInt(fd, ianaProtocolIP, syscall.IP_S...
Go
// Copyright 2013 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // +build ignore // This program generates internet protocol constatns and tables by // reading IANA protocol registries. // // Usage of this program: // go r...
Go
// Copyright 2012 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package ipv4 import "syscall" func setControlMessage(fd syscall.Handle, opt *rawOpt, cf ControlFlags, on bool) error { // TODO(mikio): Implement this retur...
Go
// Copyright 2012 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package ipv4 import "syscall" func setControlMessage(fd int, opt *rawOpt, cf ControlFlags, on bool) error { // TODO(mikio): Implement this return syscall.E...
Go