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pubkey.go
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pubkey.go
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package multisig
import (
"github.com/eligion/cosmos-sdk/crypto/types"
"github.com/eligion/cosmos-sdk/types/tx/signing"
)
// PubKey defines a type which supports multi-signature verification via MultiSignatureData
// which supports multiple SignMode's.
type PubKey interface {
types.PubKey
// VerifyMultisignature verifies the provide multi-signature represented by MultiSignatureData
// using getSignBytes to retrieve the sign bytes to verify against for the provided mode.
VerifyMultisignature(getSignBytes GetSignBytesFunc, sig *signing.MultiSignatureData) error
// GetPubKeys returns the types.PubKey's nested within the multi-sig PubKey
GetPubKeys() []types.PubKey
// GetThreshold returns the threshold number of signatures that must be obtained to verify a signature.
GetThreshold() uint
}
// GetSignBytesFunc defines a function type which returns sign bytes for a given SignMode or an error.
// It will generally be implemented as a closure which wraps whatever signable object signatures are
// being verified against.
type GetSignBytesFunc func(mode signing.SignMode) ([]byte, error)