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49 lines
1.6 KiB
49 lines
1.6 KiB
3 years ago
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// Copyright 2015 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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// +build windows
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package rpc
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import (
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"context"
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"net"
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"time"
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"gopkg.in/natefinch/npipe.v2"
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)
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// This is used if the dialing context has no deadline. It is much smaller than the
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// defaultDialTimeout because named pipes are local and there is no need to wait so long.
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const defaultPipeDialTimeout = 2 * time.Second
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// ipcListen will create a named pipe on the given endpoint.
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func ipcListen(endpoint string) (net.Listener, error) {
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return npipe.Listen(endpoint)
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}
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// newIPCConnection will connect to a named pipe with the given endpoint as name.
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func newIPCConnection(ctx context.Context, endpoint string) (net.Conn, error) {
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timeout := defaultPipeDialTimeout
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if deadline, ok := ctx.Deadline(); ok {
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timeout = deadline.Sub(time.Now())
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if timeout < 0 {
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timeout = 0
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}
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}
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return npipe.DialTimeout(endpoint, timeout)
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}
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