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46 lines
1.0 KiB
46 lines
1.0 KiB
package sender |
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import ( |
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"fmt" |
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"os" |
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"github.com/Unbewohnte/FTU/checksum" |
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) |
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// Struct that represents the served file. Used internally in the sender |
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type File struct { |
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path string |
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Filename string |
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Filesize uint64 |
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SentBytes uint64 |
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LeftBytes uint64 |
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SentPackets uint64 |
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Handler *os.File |
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CheckSum checksum.CheckSum |
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} |
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// Prepares a file for serving. Used for preparing info before sending a fileinfo packet by sender |
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func getFile(path string) (*File, error) { |
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info, err := os.Stat(path) |
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if err != nil { |
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return nil, fmt.Errorf("could not get a fileinfo: %s", err) |
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} |
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handler, err := os.Open(path) |
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if err != nil { |
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return nil, fmt.Errorf("wasn`t able to open the file: %s", err) |
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} |
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checksum, err := checksum.GetPartialCheckSum(handler) |
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if err != nil { |
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return nil, fmt.Errorf("could not get a partial file checksum: %s", err) |
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} |
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return &File{ |
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path: path, |
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Filename: info.Name(), |
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Filesize: uint64(info.Size()), |
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SentBytes: 0, |
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LeftBytes: uint64(info.Size()), |
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Handler: handler, |
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CheckSum: checksum, |
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}, nil |
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}
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