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55 lines
1.1 KiB
Go
55 lines
1.1 KiB
Go
package transaction
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import (
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"github.com/CityOfZion/neo-go/pkg/wire/util"
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)
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// DescStateType represents the type of StateDescriptor.
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type DescStateType uint8
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// Valid DescStateType constants.
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const (
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Account DescStateType = 0x40
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Validator DescStateType = 0x48
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)
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// StateDescriptor represents a state descriptor on the neo network
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// used in a state transaction
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type StateDescriptor struct {
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Type DescStateType
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Key []byte
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Value []byte
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Field string
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}
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// Decode decodes a binary reader into a state descriptor
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func (s *StateDescriptor) Decode(br *util.BinReader) {
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br.Read(&s.Type)
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keyLen := br.VarUint()
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s.Key = make([]byte, keyLen)
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br.Read(s.Key)
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valLen := br.VarUint()
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s.Value = make([]byte, valLen)
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br.Read(s.Value)
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fieldLen := br.VarUint()
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field := make([]byte, fieldLen)
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br.Read(field)
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s.Field = string(field)
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}
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//Encode encodes a state descriptor into a binary writer
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func (s *StateDescriptor) Encode(bw *util.BinWriter) {
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bw.Write(s.Type)
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bw.VarUint(uint64(len(s.Key)))
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bw.Write(s.Key)
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bw.VarUint(uint64(len(s.Value)))
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bw.Write(s.Value)
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bw.VarString(s.Field)
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}
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