lotus/api/api_wallet.go

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package api
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import (
"context"
"github.com/filecoin-project/go-address"
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"github.com/filecoin-project/go-state-types/crypto"
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"github.com/filecoin-project/lotus/chain/types"
)
type MsgType string
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const (
MTUnknown = "unknown"
// Signing message CID. MsgMeta.Extra contains raw cbor message bytes
MTChainMsg = "message"
// Signing a blockheader. signing raw cbor block bytes (MsgMeta.Extra is empty)
MTBlock = "block"
// Signing a deal proposal. signing raw cbor proposal bytes (MsgMeta.Extra is empty)
MTDealProposal = "dealproposal"
// TODO: Deals, Vouchers, VRF
)
type MsgMeta struct {
Type MsgType
// Additional data related to what is signed. Should be verifiable with the
// signed bytes (e.g. CID(Extra).Bytes() == toSign)
Extra []byte
}
type Wallet interface {
WalletNew(context.Context, types.KeyType) (address.Address, error)
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WalletHas(context.Context, address.Address) (bool, error)
WalletList(context.Context) ([]address.Address, error)
WalletSign(ctx context.Context, signer address.Address, toSign []byte, meta MsgMeta) (*crypto.Signature, error)
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WalletExport(context.Context, address.Address) (*types.KeyInfo, error)
WalletImport(context.Context, *types.KeyInfo) (address.Address, error)
WalletDelete(context.Context, address.Address) error
}