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[#168] refs: Implement binary/JSON encoders/decoders on Checksum

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Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
This commit is contained in:
Leonard Lyubich 2020-11-13 16:30:35 +03:00 • committed by Alex Vanin
parent 4b55b06780
commit 93df2fd765
6 changed files with 112 additions and 6 deletions
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32
pkg/checksum.go
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@ -77,3 +77,35 @@ func (c *Checksum) ToV2() *refs.Checksum {
func EqualChecksums(cs1, cs2 *Checksum) bool {
return cs1.GetType() == cs2.GetType() && bytes.Equal(cs1.GetSum(), cs2.GetSum())
}
// Marshal marshals Checksum into a protobuf binary form.
//
// Buffer is allocated when the argument is empty.
// Otherwise, the first buffer is used.
func (c *Checksum) Marshal(b ...[]byte) ([]byte, error) {
var buf []byte
if len(b) > 0 {
buf = b[0]
}
return (*refs.Checksum)(c).
StableMarshal(buf)
}
// Unmarshal unmarshals protobuf binary representation of Checksum.
func (c *Checksum) Unmarshal(data []byte) error {
return (*refs.Checksum)(c).
Unmarshal(data)
}
// MarshalJSON encodes Checksum to protobuf JSON format.
func (c *Checksum) MarshalJSON() ([]byte, error) {
return (*refs.Checksum)(c).
MarshalJSON()
}
// UnmarshalJSON decodes Checksum from protobuf JSON format.
func (c *Checksum) UnmarshalJSON(data []byte) error {
return (*refs.Checksum)(c).
UnmarshalJSON(data)
}