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25 lines
516 B
Go
25 lines
516 B
Go
8 years ago
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package main
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import (
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"fmt"
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"io"
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)
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type parser struct {
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// the source of replay bytes. Must NOT be compressed.
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source io.Reader
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}
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func newParser(r io.Reader) *parser {
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return &parser{source: r}
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}
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// checks whether we have an acceptable header at the current reader position.
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func (p *parser) checkHeader() (bool, error) {
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buf := make([]byte, 8)
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if _, err := p.source.Read(buf); err != nil {
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return false, fmt.Errorf("unable to read header bytes: %v", err)
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}
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return string(buf) == replay_header, nil
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}
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