88 lines
2.2 KiB
Go
88 lines
2.2 KiB
Go
package types
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import (
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"github.com/gogo/protobuf/proto"
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cryptotypes "github.com/cosmos/cosmos-sdk/crypto/types"
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)
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type (
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// Msg defines the interface a transaction message must fulfill.
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Msg interface {
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proto.Message
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// Return the message type.
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// Must be alphanumeric or empty.
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Route() string
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// Returns a human-readable string for the message, intended for utilization
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// within tags
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Type() string
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// ValidateBasic does a simple validation check that
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// doesn't require access to any other information.
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ValidateBasic() error
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// Get the canonical byte representation of the Msg.
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GetSignBytes() []byte
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// Signers returns the addrs of signers that must sign.
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// CONTRACT: All signatures must be present to be valid.
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// CONTRACT: Returns addrs in some deterministic order.
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GetSigners() []AccAddress
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}
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// Fee defines an interface for an application application-defined concrete
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// transaction type to be able to set and return the transaction fee.
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Fee interface {
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GetGas() uint64
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GetAmount() Coins
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}
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// Signature defines an interface for an application application-defined
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// concrete transaction type to be able to set and return transaction signatures.
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Signature interface {
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GetPubKey() cryptotypes.PubKey
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GetSignature() []byte
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}
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// Tx defines the interface a transaction must fulfill.
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Tx interface {
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// Gets the all the transaction's messages.
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GetMsgs() []Msg
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// ValidateBasic does a simple and lightweight validation check that doesn't
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// require access to any other information.
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ValidateBasic() error
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}
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// FeeTx defines the interface to be implemented by Tx to use the FeeDecorators
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FeeTx interface {
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Tx
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GetGas() uint64
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GetFee() Coins
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FeePayer() AccAddress
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FeeGranter() AccAddress
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}
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// Tx must have GetMemo() method to use ValidateMemoDecorator
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TxWithMemo interface {
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Tx
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GetMemo() string
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}
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// TxWithTimeoutHeight extends the Tx interface by allowing a transaction to
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// set a height timeout.
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TxWithTimeoutHeight interface {
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Tx
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GetTimeoutHeight() uint64
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}
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)
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// TxDecoder unmarshals transaction bytes
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type TxDecoder func(txBytes []byte) (Tx, error)
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// TxEncoder marshals transaction to bytes
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type TxEncoder func(tx Tx) ([]byte, error)
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