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89 lines
2.2 KiB
Go
89 lines
2.2 KiB
Go
package transaction
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import (
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"io"
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"github.com/CityOfZion/neo-go/pkg/smartcontract"
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"github.com/CityOfZion/neo-go/pkg/util"
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)
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// PublishTX represents a publish transaction.
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// NOTE: This is deprecated and should no longer be used.
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type PublishTX struct {
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Script []byte
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ParamList []smartcontract.ParamType
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ReturnType smartcontract.ParamType
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NeedStorage bool
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Name string
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CodeVersion string
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Author string
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Email string
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Description string
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Version uint8 // Version of the parent struct Transaction. Used in reading NeedStorage flag.
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}
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// DecodeBinary implements the Payload interface.
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func (tx *PublishTX) DecodeBinary(r io.Reader) error {
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br := util.BinReader{R: r}
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tx.Script = br.ReadBytes()
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lenParams := br.ReadVarUint()
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tx.ParamList = make([]smartcontract.ParamType, lenParams)
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for i := 0; i < int(lenParams); i++ {
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var ptype uint8
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br.ReadLE(&ptype)
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tx.ParamList[i] = smartcontract.ParamType(ptype)
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}
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var rtype uint8
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br.ReadLE(&rtype)
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tx.ReturnType = smartcontract.ParamType(rtype)
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if tx.Version >= 1 {
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br.ReadLE(&tx.NeedStorage)
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} else {
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tx.NeedStorage = false
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}
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tx.Name = br.ReadString()
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tx.CodeVersion = br.ReadString()
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tx.Author = br.ReadString()
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tx.Email = br.ReadString()
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tx.Description = br.ReadString()
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return br.Err
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}
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// EncodeBinary implements the Payload interface.
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func (tx *PublishTX) EncodeBinary(w io.Writer) error {
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bw := util.BinWriter{W: w}
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bw.WriteBytes(tx.Script)
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bw.WriteVarUint(uint64(len(tx.ParamList)))
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for _, param := range tx.ParamList {
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bw.WriteLE(uint8(param))
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}
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bw.WriteLE(uint8(tx.ReturnType))
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if tx.Version >= 1 {
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bw.WriteLE(tx.NeedStorage)
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}
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bw.WriteString(tx.Name)
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bw.WriteString(tx.CodeVersion)
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bw.WriteString(tx.Author)
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bw.WriteString(tx.Email)
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bw.WriteString(tx.Description)
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return bw.Err
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}
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// Size returns serialized binary size for this transaction.
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func (tx *PublishTX) Size() int {
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sz := util.GetVarSize(tx.Script) + util.GetVarSize(uint64(len(tx.ParamList)))
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sz += 1 * len(tx.ParamList)
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sz++
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if tx.Version >= 1 {
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sz++
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}
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sz += util.GetVarSize(tx.Name) + util.GetVarSize(tx.CodeVersion)
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sz += util.GetVarSize(tx.Author) + util.GetVarSize(tx.Email)
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sz += util.GetVarSize(tx.Description)
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return sz
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}
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