58 lines
1.8 KiB
Go
58 lines
1.8 KiB
Go
package tx
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import (
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"fmt"
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sdk "github.com/cosmos/cosmos-sdk/types"
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sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
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signingtypes "github.com/cosmos/cosmos-sdk/types/tx/signing"
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"github.com/cosmos/cosmos-sdk/x/auth/migrations/legacytx"
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"github.com/cosmos/cosmos-sdk/x/auth/signing"
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)
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var _ signing.SignModeHandler = signModeAminoAuxHandler{}
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// signModeAminoAuxHandler defines the SIGN_MODE_AMINO_AUX SignModeHandler
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type signModeAminoAuxHandler struct{}
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// DefaultMode implements SignModeHandler.DefaultMode
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func (signModeAminoAuxHandler) DefaultMode() signingtypes.SignMode {
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return signingtypes.SignMode_SIGN_MODE_AMINO_AUX
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}
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// Modes implements SignModeHandler.Modes
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func (signModeAminoAuxHandler) Modes() []signingtypes.SignMode {
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return []signingtypes.SignMode{signingtypes.SignMode_SIGN_MODE_AMINO_AUX}
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}
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// GetSignBytes implements SignModeHandler.GetSignBytes
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func (signModeAminoAuxHandler) GetSignBytes(
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mode signingtypes.SignMode, data signing.SignerData, tx sdk.Tx,
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) ([]byte, error) {
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if mode != signingtypes.SignMode_SIGN_MODE_AMINO_AUX {
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return nil, fmt.Errorf("expected %s, got %s", signingtypes.SignMode_SIGN_MODE_AMINO_AUX, mode)
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}
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protoTx, ok := tx.(*wrapper)
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if !ok {
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return nil, fmt.Errorf("can only handle a protobuf Tx, got %T", tx)
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}
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if protoTx.txBodyHasUnknownNonCriticals {
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return nil, sdkerrors.Wrap(sdkerrors.ErrInvalidRequest, aminoNonCriticalFieldsError)
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}
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body := protoTx.tx.Body
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if len(body.ExtensionOptions) != 0 || len(body.NonCriticalExtensionOptions) != 0 {
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return nil, sdkerrors.Wrap(sdkerrors.ErrInvalidRequest, "SIGN_MODE_AMINO_AUX does not support protobuf extension options.")
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}
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return legacytx.StdSignAuxBytes(
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data.ChainID, data.AccountNumber, data.Sequence, protoTx.GetTimeoutHeight(),
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protoTx.tx.AuthInfo.Tip.Amount, tx.GetMsgs(), protoTx.GetMemo(),
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), nil
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}
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