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27 lines
585 B
Go
27 lines
585 B
Go
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package asm
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import (
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"io"
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"os"
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"path"
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)
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type FileGetter interface {
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// Get returns a stream for the provided file path
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Get(string) (io.ReadCloser, error)
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}
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// NewPathFileGetter returns a FileGetter that is for files relative to path relpath.
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func NewPathFileGetter(relpath string) FileGetter {
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return &pathFileGetter{root: relpath}
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}
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type pathFileGetter struct {
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root string
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}
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func (pfg pathFileGetter) Get(filename string) (io.ReadCloser, error) {
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// FIXME might should have a check for '../../../../etc/passwd' attempts?
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return os.Open(path.Join(pfg.root, filename))
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}
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