gcc/libgo/go/syscall/net.go
Ian Lance Taylor 4f4a855d82 libgo: update to Go1.12beta2
Reviewed-on: https://go-review.googlesource.com/c/158019

gotools/:
	* Makefile.am (go_cmd_vet_files): Update for Go1.12beta2 release.
	(GOTOOLS_TEST_TIMEOUT): Increase to 600.
	(check-runtime): Export LD_LIBRARY_PATH before computing GOARCH
	and GOOS.
	(check-vet): Copy golang.org/x/tools into check-vet-dir.
	* Makefile.in: Regenerate.

gcc/testsuite/:
	* go.go-torture/execute/names-1.go: Stop using debug/xcoff, which
	is no longer externally visible.

From-SVN: r268084
2019-01-18 19:04:36 +00:00

35 lines
1.2 KiB
Go

// Copyright 2017 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 syscall
// A RawConn is a raw network connection.
type RawConn interface {
// Control invokes f on the underlying connection's file
// descriptor or handle.
// The file descriptor fd is guaranteed to remain valid while
// f executes but not after f returns.
Control(f func(fd uintptr)) error
// Read invokes f on the underlying connection's file
// descriptor or handle; f is expected to try to read from the
// file descriptor.
// If f returns true, Read returns. Otherwise Read blocks
// waiting for the connection to be ready for reading and
// tries again repeatedly.
// The file descriptor is guaranteed to remain valid while f
// executes but not after f returns.
Read(f func(fd uintptr) (done bool)) error
// Write is like Read but for writing.
Write(f func(fd uintptr) (done bool)) error
}
// Conn is implemented by some types in the net and os packages to provide
// access to the underlying file descriptor or handle.
type Conn interface {
// SyscallConn returns a raw network connection.
SyscallConn() (RawConn, error)
}