35 lines
1.2 KiB
Go
35 lines
1.2 KiB
Go
// Copyright 2017 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package syscall
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// A RawConn is a raw network connection.
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type RawConn interface {
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// Control invokes f on the underlying connection's file
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// descriptor or handle.
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// The file descriptor fd is guaranteed to remain valid while
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// f executes but not after f returns.
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Control(f func(fd uintptr)) error
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// Read invokes f on the underlying connection's file
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// descriptor or handle; f is expected to try to read from the
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// file descriptor.
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// If f returns true, Read returns. Otherwise Read blocks
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// waiting for the connection to be ready for reading and
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// tries again repeatedly.
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// The file descriptor is guaranteed to remain valid while f
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// executes but not after f returns.
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Read(f func(fd uintptr) (done bool)) error
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// Write is like Read but for writing.
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Write(f func(fd uintptr) (done bool)) error
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}
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// Conn is implemented by some types in the net package to provide
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// access to the underlying file descriptor or handle.
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type Conn interface {
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// SyscallConn returns a raw network connection.
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SyscallConn() (RawConn, error)
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}
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