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codec.go
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codec.go
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package types
import (
proto "github.com/gogo/protobuf/proto"
codectypes "github.com/cosmos/cosmos-sdk/codec/types"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
"github.com/cosmos/cosmos-sdk/types/msgservice"
"github.com/cosmos/cosmos-sdk/x/ibc/core/exported"
)
// RegisterInterfaces registers the client interfaces to protobuf Any.
func RegisterInterfaces(registry codectypes.InterfaceRegistry) {
registry.RegisterInterface(
"ibc.core.client.v1.ClientState",
(*exported.ClientState)(nil),
)
registry.RegisterInterface(
"ibc.core.client.v1.ConsensusState",
(*exported.ConsensusState)(nil),
)
registry.RegisterInterface(
"ibc.core.client.v1.Header",
(*exported.Header)(nil),
)
registry.RegisterInterface(
"ibc.core.client.v1.Height",
(*exported.Height)(nil),
&Height{},
)
registry.RegisterInterface(
"ibc.core.client.v1.Misbehaviour",
(*exported.Misbehaviour)(nil),
)
registry.RegisterImplementations(
(*sdk.Msg)(nil),
&MsgCreateClient{},
&MsgUpdateClient{},
&MsgUpgradeClient{},
&MsgSubmitMisbehaviour{},
)
msgservice.RegisterMsgServiceDesc(registry, &_Msg_serviceDesc)
}
// PackClientState constructs a new Any packed with the given client state value. It returns
// an error if the client state can't be casted to a protobuf message or if the concrete
// implemention is not registered to the protobuf codec.
func PackClientState(clientState exported.ClientState) (*codectypes.Any, error) {
msg, ok := clientState.(proto.Message)
if !ok {
return nil, sdkerrors.Wrapf(sdkerrors.ErrPackAny, "cannot proto marshal %T", clientState)
}
anyClientState, err := codectypes.NewAnyWithValue(msg)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrPackAny, err.Error())
}
return anyClientState, nil
}
// UnpackClientState unpacks an Any into a ClientState. It returns an error if the
// client state can't be unpacked into a ClientState.
func UnpackClientState(any *codectypes.Any) (exported.ClientState, error) {
if any == nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrUnpackAny, "protobuf Any message cannot be nil")
}
clientState, ok := any.GetCachedValue().(exported.ClientState)
if !ok {
return nil, sdkerrors.Wrapf(sdkerrors.ErrUnpackAny, "cannot unpack Any into ClientState %T", any)
}
return clientState, nil
}
// PackConsensusState constructs a new Any packed with the given consensus state value. It returns
// an error if the consensus state can't be casted to a protobuf message or if the concrete
// implemention is not registered to the protobuf codec.
func PackConsensusState(consensusState exported.ConsensusState) (*codectypes.Any, error) {
msg, ok := consensusState.(proto.Message)
if !ok {
return nil, sdkerrors.Wrapf(sdkerrors.ErrPackAny, "cannot proto marshal %T", consensusState)
}
anyConsensusState, err := codectypes.NewAnyWithValue(msg)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrPackAny, err.Error())
}
return anyConsensusState, nil
}
// MustPackConsensusState calls PackConsensusState and panics on error.
func MustPackConsensusState(consensusState exported.ConsensusState) *codectypes.Any {
anyConsensusState, err := PackConsensusState(consensusState)
if err != nil {
panic(err)
}
return anyConsensusState
}
// UnpackConsensusState unpacks an Any into a ConsensusState. It returns an error if the
// consensus state can't be unpacked into a ConsensusState.
func UnpackConsensusState(any *codectypes.Any) (exported.ConsensusState, error) {
if any == nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrUnpackAny, "protobuf Any message cannot be nil")
}
consensusState, ok := any.GetCachedValue().(exported.ConsensusState)
if !ok {
return nil, sdkerrors.Wrapf(sdkerrors.ErrUnpackAny, "cannot unpack Any into ConsensusState %T", any)
}
return consensusState, nil
}
// PackHeader constructs a new Any packed with the given header value. It returns
// an error if the header can't be casted to a protobuf message or if the concrete
// implemention is not registered to the protobuf codec.
func PackHeader(header exported.Header) (*codectypes.Any, error) {
msg, ok := header.(proto.Message)
if !ok {
return nil, sdkerrors.Wrapf(sdkerrors.ErrPackAny, "cannot proto marshal %T", header)
}
anyHeader, err := codectypes.NewAnyWithValue(msg)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrPackAny, err.Error())
}
return anyHeader, nil
}
// UnpackHeader unpacks an Any into a Header. It returns an error if the
// consensus state can't be unpacked into a Header.
func UnpackHeader(any *codectypes.Any) (exported.Header, error) {
if any == nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrUnpackAny, "protobuf Any message cannot be nil")
}
header, ok := any.GetCachedValue().(exported.Header)
if !ok {
return nil, sdkerrors.Wrapf(sdkerrors.ErrUnpackAny, "cannot unpack Any into Header %T", any)
}
return header, nil
}
// PackMisbehaviour constructs a new Any packed with the given misbehaviour value. It returns
// an error if the misbehaviour can't be casted to a protobuf message or if the concrete
// implemention is not registered to the protobuf codec.
func PackMisbehaviour(misbehaviour exported.Misbehaviour) (*codectypes.Any, error) {
msg, ok := misbehaviour.(proto.Message)
if !ok {
return nil, sdkerrors.Wrapf(sdkerrors.ErrPackAny, "cannot proto marshal %T", misbehaviour)
}
anyMisbhaviour, err := codectypes.NewAnyWithValue(msg)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrPackAny, err.Error())
}
return anyMisbhaviour, nil
}
// UnpackMisbehaviour unpacks an Any into a Misbehaviour. It returns an error if the
// Any can't be unpacked into a Misbehaviour.
func UnpackMisbehaviour(any *codectypes.Any) (exported.Misbehaviour, error) {
if any == nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrUnpackAny, "protobuf Any message cannot be nil")
}
misbehaviour, ok := any.GetCachedValue().(exported.Misbehaviour)
if !ok {
return nil, sdkerrors.Wrapf(sdkerrors.ErrUnpackAny, "cannot unpack Any into Misbehaviour %T", any)
}
return misbehaviour, nil
}