57 lines
1.4 KiB
Go
57 lines
1.4 KiB
Go
package types
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import (
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crypto "github.com/tendermint/go-crypto"
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)
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type Msg interface {
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// Return the message type.
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// Must be alphanumeric or empty.
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Type() string
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// Get some property of the Msg.
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Get(key interface{}) (value interface{})
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// Get the canonical byte representation of the Msg.
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GetSignBytes() []byte
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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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// 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() []crypto.Address
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}
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type Tx interface {
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Msg
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// The address that pays the base fee for this message. The fee is
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// deducted before the Msg is processed.
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GetFeePayer() crypto.Address
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// Signatures returns the signature of signers who signed the Msg.
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// CONTRACT: Length returned is same as length of
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// pubkeys returned from MsgKeySigners, and the order
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// matches.
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// CONTRACT: If the signature is missing (ie the Msg is
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// invalid), then the corresponding signature is
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// .Empty().
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GetSignatures() []StdSignature
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}
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var _ Tx = (*StdTx)(nil)
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type StdTx struct {
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Msg
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Signatures []StdSignature
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}
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func (tx StdTx) GetFeePayer() crypto.Address { return tx.Signatures[0].PubKey.Address() }
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func (tx StdTx) GetSignatures() []StdSignature { return tx.Signatures }
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type TxDecoder func(txBytes []byte) (Tx, error)
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