70 lines
1.6 KiB
Go
70 lines
1.6 KiB
Go
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package neofs
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import (
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"crypto/elliptic"
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"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
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"github.com/nspcc-dev/neo-go/pkg/smartcontract"
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"github.com/nspcc-dev/neo-go/pkg/util"
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"github.com/nspcc-dev/neofs-node/pkg/morph/client"
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"github.com/nspcc-dev/neofs-node/pkg/morph/event"
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"github.com/pkg/errors"
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)
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type Unbind struct {
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user util.Uint160
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keys []*keys.PublicKey
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}
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// MorphEvent implements Neo:Morph Event interface.
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func (Unbind) MorphEvent() {}
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func (u Unbind) Keys() []*keys.PublicKey { return u.keys }
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func (u Unbind) User() util.Uint160 { return u.user }
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func ParseUnbind(params []smartcontract.Parameter) (event.Event, error) {
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var (
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ev Unbind
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err error
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)
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if ln := len(params); ln != 2 {
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return nil, event.WrongNumberOfParameters(2, ln)
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}
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// parse user
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user, err := client.BytesFromStackParameter(params[0])
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if err != nil {
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return nil, errors.Wrap(err, "could not get bind user")
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}
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ev.user, err = util.Uint160DecodeBytesBE(user)
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if err != nil {
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return nil, errors.Wrap(err, "could not convert unbind user to uint160")
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}
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// parse keys
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unbindKeys, err := client.ArrayFromStackParameter(params[1])
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if err != nil {
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return nil, errors.Wrap(err, "could not get unbind keys")
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}
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ev.keys = make([]*keys.PublicKey, 0, len(unbindKeys))
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for i := range unbindKeys {
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rawKey, err := client.BytesFromStackParameter(unbindKeys[i])
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if err != nil {
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return nil, errors.Wrap(err, "could not get unbind public key")
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}
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key, err := keys.NewPublicKeyFromBytes(rawKey, elliptic.P256())
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if err != nil {
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return nil, errors.Wrap(err, "could not parse unbind public key")
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}
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ev.keys = append(ev.keys, key)
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}
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return ev, nil
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}
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