52 lines
1.3 KiB
Go
52 lines
1.3 KiB
Go
package client
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import (
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"github.com/tendermint/tendermint/crypto"
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"github.com/cosmos/cosmos-sdk/types"
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)
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type (
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// TxGenerator defines an interface a client can utilize to generate an
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// application-defined concrete transaction type. The type returned must
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// implement TxBuilder.
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TxGenerator interface {
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NewTx() TxBuilder
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NewFee() Fee
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NewSignature() Signature
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MarshalTx(tx types.Tx) ([]byte, error)
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}
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Fee interface {
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types.Fee
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SetGas(uint64)
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SetAmount(types.Coins)
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}
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Signature interface {
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types.Signature
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SetPubKey(crypto.PubKey) error
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SetSignature([]byte)
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}
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// TxBuilder defines an interface which an application-defined concrete transaction
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// type must implement. Namely, it must be able to set messages, generate
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// signatures, and provide canonical bytes to sign over. The transaction must
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// also know how to encode itself.
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TxBuilder interface {
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GetTx() types.Tx
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SetMsgs(...types.Msg) error
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GetSignatures() []types.Signature
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SetSignatures(...Signature) error
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GetFee() types.Fee
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SetFee(Fee) error
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GetMemo() string
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SetMemo(string)
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// CanonicalSignBytes returns the canonical sign bytes to sign over, given a
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// chain ID, along with an account and sequence number.
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CanonicalSignBytes(cid string, num, seq uint64) ([]byte, error)
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}
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)
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