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45 lines
809 B
45 lines
809 B
6 years ago
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package filesystem
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import (
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"io"
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"os"
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"v2ray.com/core/common/buf"
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"v2ray.com/core/common/platform"
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)
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type FileReaderFunc func(path string) (io.ReadCloser, error)
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var NewFileReader FileReaderFunc = func(path string) (io.ReadCloser, error) {
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return os.Open(path)
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}
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func ReadFile(path string) ([]byte, error) {
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reader, err := NewFileReader(path)
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if err != nil {
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return nil, err
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}
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defer reader.Close()
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return buf.ReadAllToBytes(reader)
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}
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func ReadAsset(file string) ([]byte, error) {
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return ReadFile(platform.GetAssetLocation(file))
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}
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func CopyFile(dst string, src string) error {
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bytes, err := ReadFile(src)
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if err != nil {
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return err
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}
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f, err := os.OpenFile(dst, os.O_CREATE|os.O_WRONLY, 0644)
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if err != nil {
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return err
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}
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defer f.Close()
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_, err = f.Write(bytes)
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return err
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}
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