51 lines
1.1 KiB
Go
51 lines
1.1 KiB
Go
// Copyright 2011 Xing Xing <mikespook@gmail.com>
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// All rights reserved.
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// Use of this source code is governed by a MIT
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// license that can be found in the LICENSE file.
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package worker
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import (
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"encoding/binary"
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)
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// Worker side job
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type outPack struct {
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dataType uint32
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data []byte
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handle, uniqueId, fn string
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}
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func getOutPack() (outpack *outPack) {
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// TODO pool
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return &outPack{}
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}
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// Encode a job to byte slice
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func (outpack *outPack) Encode() (data []byte) {
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var l int
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if outpack.dataType == WORK_FAIL {
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l = len(outpack.handle)
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} else {
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l = len(outpack.data)
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if outpack.handle != "" {
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l += len(outpack.handle) + 1
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}
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}
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data = getBuffer(l + MIN_PACKET_LEN)
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binary.BigEndian.PutUint32(data[:4], REQ)
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binary.BigEndian.PutUint32(data[4:8], outpack.dataType)
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binary.BigEndian.PutUint32(data[8:MIN_PACKET_LEN], uint32(l))
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i := MIN_PACKET_LEN
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if outpack.handle != "" {
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hi := len(outpack.handle) + i
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copy(data[i:hi], []byte(outpack.handle))
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if outpack.dataType != WORK_FAIL {
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data[hi] = '\x00'
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}
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i = i + hi
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}
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copy(data[i:], outpack.data)
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return
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}
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