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57 lines
1.0 KiB
57 lines
1.0 KiB
package binary
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import "io"
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import "bytes"
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type ByteSlice []byte
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func (self ByteSlice) Equals(other Binary) bool {
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if o, ok := other.(ByteSlice); ok {
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return bytes.Equal(self, o)
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} else {
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return false
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}
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}
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func (self ByteSlice) Less(other Binary) bool {
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if o, ok := other.(ByteSlice); ok {
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return bytes.Compare(self, o) < 0 // -1 if a < b
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} else {
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panic("Cannot compare unequal types")
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}
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}
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func (self ByteSlice) ByteSize() int {
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return len(self) + 4
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}
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func (self ByteSlice) WriteTo(w io.Writer) (n int64, err error) {
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var n_ int
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_, err = UInt32(len(self)).WriteTo(w)
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if err != nil {
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return n, err
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}
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n_, err = w.Write([]byte(self))
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return int64(n_ + 4), err
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}
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func ReadByteSliceSafe(r io.Reader) (ByteSlice, error) {
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length, err := ReadUInt32Safe(r)
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if err != nil {
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return nil, err
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}
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bytes := make([]byte, int(length))
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_, err = io.ReadFull(r, bytes)
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if err != nil {
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return nil, err
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}
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return bytes, nil
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}
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func ReadByteSlice(r io.Reader) ByteSlice {
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bytes, err := ReadByteSliceSafe(r)
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if err != nil {
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panic(err)
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}
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return bytes
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}
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