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28 lines
352 B
Go
28 lines
352 B
Go
package fs
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import (
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"io"
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"net/http"
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)
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type fileLimiter struct {
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f http.File
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left int
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}
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func (lr *fileLimiter) Read(p []byte) (n int, err error) {
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if lr.left <= 0 {
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return 0, io.EOF
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}
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if len(p) > lr.left {
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p = p[0:lr.left]
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}
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n, err = lr.f.Read(p)
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lr.left -= n
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return
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}
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func (lr *fileLimiter) Close() error {
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return lr.f.Close()
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}
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