51 lines
907 B
Go
51 lines
907 B
Go
package container
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import (
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"crypto/sha256"
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"github.com/nspcc-dev/neofs-api-go/v2/refs"
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"github.com/pkg/errors"
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)
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// ID represents container identifier
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// that supports different type of values.
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type ID struct {
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val []byte
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}
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// SetSHA256 sets container identifier value to SHA256 checksum.
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func (id *ID) SetSHA256(v [sha256.Size]byte) {
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if id != nil {
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id.val = v[:]
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}
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}
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// ToV2 returns the v2 container ID message.
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func (id *ID) ToV2() *refs.ContainerID {
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if id != nil {
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idV2 := new(refs.ContainerID)
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idV2.SetValue(id.val)
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return idV2
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}
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return nil
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}
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func IDFromV2(idV2 *refs.ContainerID) (*ID, error) {
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if idV2 == nil {
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return nil, nil
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}
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val := idV2.GetValue()
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if ln := len(val); ln != sha256.Size {
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return nil, errors.Errorf(
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"could not convert %T to %T: expected length %d, received %d",
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idV2, (*ID)(nil), sha256.Size, ln,
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)
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}
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return &ID{
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val: val,
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}, nil
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}
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