38 lines
945 B
Go
38 lines
945 B
Go
/*
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Copyright 2016 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package azure
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import (
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"bytes"
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"encoding/binary"
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"github.com/rubiojr/go-vhd/vhd"
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)
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const (
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vhdHeaderSize = vhd.VHD_HEADER_SIZE
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)
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func createVHDHeader(size uint64) ([]byte, error) {
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h := vhd.CreateFixedHeader(size, &vhd.VHDOptions{})
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b := new(bytes.Buffer)
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err := binary.Write(b, binary.BigEndian, h)
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if err != nil {
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return nil, err
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}
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return b.Bytes(), nil
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}
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