(rangeStr string)
| 27 | } |
| 28 | |
| 29 | func ParseByteRange(rangeStr string) (ByteRangeType, error) { |
| 30 | if rangeStr == "" { |
| 31 | return ByteRangeType{All: true}, nil |
| 32 | } |
| 33 | // handle open-ended range "N-" |
| 34 | if len(rangeStr) > 0 && rangeStr[len(rangeStr)-1] == '-' { |
| 35 | var start int64 |
| 36 | _, err := fmt.Sscanf(rangeStr, "%d-", &start) |
| 37 | if err != nil || start < 0 { |
| 38 | return ByteRangeType{}, errors.New("invalid byte range") |
| 39 | } |
| 40 | return ByteRangeType{Start: start, OpenEnd: true}, nil |
| 41 | } |
| 42 | var start, end int64 |
| 43 | _, err := fmt.Sscanf(rangeStr, "%d-%d", &start, &end) |
| 44 | if err != nil { |
| 45 | return ByteRangeType{}, errors.New("invalid byte range") |
| 46 | } |
| 47 | if start < 0 || end < 0 || start > end { |
| 48 | return ByteRangeType{}, errors.New("invalid byte range") |
| 49 | } |
| 50 | // End is inclusive (HTTP byte range semantics: bytes=0-999 means 1000 bytes) |
| 51 | return ByteRangeType{Start: start, End: end}, nil |
| 52 | } |
| 53 | |
| 54 | func FixPath(path string) (string, error) { |
| 55 | origPath := path |
no outgoing calls
no test coverage detected