codec

package
v1.7.0-browser Latest Latest
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 Go to latest Published: Apr 12, 2023 License: Apache-2.0, Apache-2.0 Imports: 13 Imported by: 17

Documentation

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func MarshalJSONIndent 

func MarshalJSONIndent(cdc *Codec, obj interface{}) ([]byte, error)

attempt to make some pretty json

func MarshalYAML added in v1.3.0 

func MarshalYAML(jsonMarshaler JSONMarshaler, toPrint proto.Message) ([]byte, error)

MarshalYAML marshals toPrint using jsonMarshaler to leverage specialized MarshalJSON methods (usually related to serialize data with protobuf or amin depending on a configuration). This involves additional roundtrip through JSON.

func MustMarshalJSONIndent 

func MustMarshalJSONIndent(cdc *Codec, obj interface{}) []byte

MustMarshalJSONIndent executes MarshalJSONIndent except it panics upon failure.

func ProtoMarshalJSON added in v1.3.0 

func ProtoMarshalJSON(msg proto.Message, resolver jsonpb.AnyResolver) ([]byte, error)

ProtoMarshalJSON provides an auxiliary function to return Proto3 JSON encoded bytes of a message.

func RegisterCrypto 

func RegisterCrypto(cdc *Codec)

Register the go-crypto to the codec

func RegisterEvidences 

func RegisterEvidences(cdc *Codec)

RegisterEvidences registers Tendermint evidence types with the provided codec.

Types

type AminoMarshaler added in v1.3.0 

type AminoMarshaler interface {
	MarshalAmino() ([]byte, error)
	UnmarshalAmino([]byte) error
	MarshalAminoJSON() ([]byte, error)
	UnmarshalAminoJSON([]byte) error
}

AminoMarshaler defines an interface where Amino marshalling can be overridden by custom marshalling.

type BinaryCodec added in v1.3.0 

type BinaryCodec interface {
	// Marshal returns binary encoding of v.
	Marshal(o ProtoMarshaler) ([]byte, error)
	// MustMarshal calls Marshal and panics if error is returned.
	MustMarshal(o ProtoMarshaler) []byte

	// MarshalLengthPrefixed returns binary encoding of v with bytes length prefix.
	MarshalLengthPrefixed(o ProtoMarshaler) ([]byte, error)
	// MustMarshalLengthPrefixed calls MarshalLengthPrefixed and panics if
	// error is returned.
	MustMarshalLengthPrefixed(o ProtoMarshaler) []byte

	// Unmarshal parses the data encoded with Marshal method and stores the result
	// in the value pointed to by v.
	Unmarshal(bz []byte, ptr ProtoMarshaler) error
	// MustUnmarshal calls Unmarshal and panics if error is returned.
	MustUnmarshal(bz []byte, ptr ProtoMarshaler)

	// Unmarshal parses the data encoded with UnmarshalLengthPrefixed method and stores
	// the result in the value pointed to by v.
	UnmarshalLengthPrefixed(bz []byte, ptr ProtoMarshaler) error
	// MustUnmarshalLengthPrefixed calls UnmarshalLengthPrefixed and panics if error
	// is returned.
	MustUnmarshalLengthPrefixed(bz []byte, ptr ProtoMarshaler)

	// MarshalInterface is a helper method which will wrap `i` into `Any` for correct
	// binary interface (de)serialization.
	MarshalInterface(i proto.Message) ([]byte, error)
	// UnmarshalInterface is a helper method which will parse binary enoded data
	// into `Any` and unpack any into the `ptr`. It fails if the target interface type
	// is not registered in codec, or is not compatible with the serialized data
	UnmarshalInterface(bz []byte, ptr interface{}) error

	types.AnyUnpacker
}

type BinaryMarshaler added in v1.3.0 

type BinaryMarshaler interface {
	MarshalBinaryBare(o ProtoMarshaler) ([]byte, error)
	MustMarshalBinaryBare(o ProtoMarshaler) []byte

	MarshalBinaryLengthPrefixed(o ProtoMarshaler) ([]byte, error)
	MustMarshalBinaryLengthPrefixed(o ProtoMarshaler) []byte

	UnmarshalBinaryBare(bz []byte, ptr ProtoMarshaler) error
	MustUnmarshalBinaryBare(bz []byte, ptr ProtoMarshaler)

	UnmarshalBinaryLengthPrefixed(bz []byte, ptr ProtoMarshaler) error
	MustUnmarshalBinaryLengthPrefixed(bz []byte, ptr ProtoMarshaler)

	MarshalInterface(i proto.Message) ([]byte, error)
	UnmarshalInterface(bz []byte, ptr interface{}) error

	types.AnyUnpacker
}

type CdcAbstraction added in v1.3.0 

type CdcAbstraction interface {
	UnmarshalBinaryLengthPrefixedWithRegisteredUbmarshaller(bz []byte, ptr interface{}) (interface{}, error)
	UnmarshalBinaryLengthPrefixed(bz []byte, ptr interface{}) error
}

type Codec 

type Codec = amino.Codec

amino codec to marshal/unmarshal 

var Cdc *Codec

Cdc generic sealed codec to be used throughout sdk

func New 

func New() *Codec

type CodecProxy added in v1.3.0 

type CodecProxy struct {
	// contains filtered or unexported fields
}

func NewCodecProxy added in v1.3.0 

func NewCodecProxy(protoCodec *ProtoCodec, cdc *Codec) *CodecProxy

func (*CodecProxy) GetCdc added in v1.3.0 

func (mp *CodecProxy) GetCdc() *Codec

func (*CodecProxy) GetProtocMarshal added in v1.3.0 

func (mp *CodecProxy) GetProtocMarshal() *ProtoCodec

func (*CodecProxy) UnmarshalBinaryLengthPrefixed added in v1.3.0 

func (mp *CodecProxy) UnmarshalBinaryLengthPrefixed(bz []byte, ptr interface{}) error

func (*CodecProxy) UnmarshalBinaryLengthPrefixedWithRegisteredUbmarshaller added in v1.3.0 

func (mp *CodecProxy) UnmarshalBinaryLengthPrefixedWithRegisteredUbmarshaller(bz []byte, ptr interface{}) (interface{}, error)

type IbcCodec added in v1.3.0 

type IbcCodec interface {
	BinaryCodec
	JSONCodec
}

type JSONCodec added in v1.3.0 

type JSONCodec interface {
	// MarshalJSON returns JSON encoding of v.
	MarshalJSON(o proto.Message) ([]byte, error)
	// MustMarshalJSON calls MarshalJSON and panics if error is returned.
	MustMarshalJSON(o proto.Message) []byte
	// MarshalInterfaceJSON is a helper method which will wrap `i` into `Any` for correct
	// JSON interface (de)serialization.
	MarshalInterfaceJSON(i proto.Message) ([]byte, error)
	// UnmarshalInterfaceJSON is a helper method which will parse JSON enoded data
	// into `Any` and unpack any into the `ptr`. It fails if the target interface type
	// is not registered in codec, or is not compatible with the serialized data
	UnmarshalInterfaceJSON(bz []byte, ptr interface{}) error

	// UnmarshalJSON parses the data encoded with MarshalJSON method and stores the result
	// in the value pointed to by v.
	UnmarshalJSON(bz []byte, ptr proto.Message) error
	// MustUnmarshalJSON calls Unmarshal and panics if error is returned.
	MustUnmarshalJSON(bz []byte, ptr proto.Message)
}

type JSONMarshaler added in v1.3.0 

type JSONMarshaler interface {
	MarshalJSON(o proto.Message) ([]byte, error)
	MustMarshalJSON(o proto.Message) []byte
	MarshalInterfaceJSON(i proto.Message) ([]byte, error)
	UnmarshalInterfaceJSON(bz []byte, ptr interface{}) error

	UnmarshalJSON(bz []byte, ptr proto.Message) error
	MustUnmarshalJSON(bz []byte, ptr proto.Message)
}

type Marshaler added in v1.3.0 

type Marshaler interface {
	BinaryMarshaler
	JSONMarshaler
}

Marshaler defines the interface module codecs must implement in order to support backwards compatibility with Amino while allowing custom Protobuf-based serialization. Note, Amino can still be used without any dependency on Protobuf. There are two typical implementations that fulfill this contract:

1. AminoCodec: Provides full Amino serialization compatibility. 2. ProtoCodec: Provides full Protobuf serialization compatibility.

type ProtoCodec added in v1.3.0 

type ProtoCodec struct {
	// contains filtered or unexported fields
}

ProtoCodec defines a codec that utilizes Protobuf for both binary and JSON encoding.

func NewProtoCodec added in v1.3.0 

func NewProtoCodec(interfaceRegistry types.InterfaceRegistry) *ProtoCodec

NewProtoCodec returns a reference to a new ProtoCodec

func (*ProtoCodec) InterfaceRegistry added in v1.3.0 

func (pc *ProtoCodec) InterfaceRegistry() types.InterfaceRegistry

func (*ProtoCodec) Marshal added in v1.6.0 

func (pc *ProtoCodec) Marshal(o ProtoMarshaler) ([]byte, error)

Marshal implements BinaryMarshaler.Marshal method. NOTE: this function must be used with a concrete type which implements proto.Message. For interface please use the codec.MarshalInterface

func (*ProtoCodec) MarshalBinaryBare added in v1.3.0 

func (pc *ProtoCodec) MarshalBinaryBare(o ProtoMarshaler) ([]byte, error)

MarshalBinaryBare implements BinaryMarshaler.MarshalBinaryBare method.

func (*ProtoCodec) MarshalBinaryLengthPrefixed added in v1.3.0 

func (pc *ProtoCodec) MarshalBinaryLengthPrefixed(o ProtoMarshaler) ([]byte, error)

MarshalBinaryLengthPrefixed implements BinaryMarshaler.MarshalBinaryLengthPrefixed method.

func (*ProtoCodec) MarshalInterface added in v1.3.0 

func (pc *ProtoCodec) MarshalInterface(i proto.Message) ([]byte, error)

MarshalInterface is a convenience function for proto marshalling interfaces. It packs the provided value, which must be an interface, in an Any and then marshals it to bytes. NOTE: to marshal a concrete type, you should use MarshalBinaryBare instead

func (*ProtoCodec) MarshalInterfaceJSON added in v1.3.0 

func (pc *ProtoCodec) MarshalInterfaceJSON(x proto.Message) ([]byte, error)

MarshalInterfaceJSON is a convenience function for proto marshalling interfaces. It packs the provided value in an Any and then marshals it to bytes. NOTE: to marshal a concrete type, you should use MarshalJSON instead

func (*ProtoCodec) MarshalJSON added in v1.3.0 

func (pc *ProtoCodec) MarshalJSON(o proto.Message) ([]byte, error)

MarshalJSON implements JSONMarshaler.MarshalJSON method, it marshals to JSON using proto codec.

func (*ProtoCodec) MustMarshal added in v1.6.0 

func (pc *ProtoCodec) MustMarshal(o ProtoMarshaler) []byte

MustMarshal implements BinaryMarshaler.MustMarshal method. NOTE: this function must be used with a concrete type which implements proto.Message. For interface please use the codec.MarshalInterface

func (*ProtoCodec) MustMarshalBinaryBare added in v1.3.0 

func (pc *ProtoCodec) MustMarshalBinaryBare(o ProtoMarshaler) []byte

MustMarshalBinaryBare implements BinaryMarshaler.MustMarshalBinaryBare method.

func (*ProtoCodec) MustMarshalBinaryLengthPrefixed added in v1.3.0 

func (pc *ProtoCodec) MustMarshalBinaryLengthPrefixed(o ProtoMarshaler) []byte

MustMarshalBinaryLengthPrefixed implements BinaryMarshaler.MustMarshalBinaryLengthPrefixed method.

func (*ProtoCodec) MustMarshalJSON added in v1.3.0 

func (pc *ProtoCodec) MustMarshalJSON(o proto.Message) []byte

MustMarshalJSON implements JSONMarshaler.MustMarshalJSON method, it executes MarshalJSON except it panics upon failure.

func (*ProtoCodec) MustUnmarshal added in v1.6.0 

func (pc *ProtoCodec) MustUnmarshal(bz []byte, ptr ProtoMarshaler)

MustUnmarshal implements BinaryMarshaler.MustUnmarshal method. NOTE: this function must be used with a concrete type which implements proto.Message. For interface please use the codec.UnmarshalInterface

func (*ProtoCodec) MustUnmarshalBinaryBare added in v1.3.0 

func (pc *ProtoCodec) MustUnmarshalBinaryBare(bz []byte, ptr ProtoMarshaler)

MustUnmarshalBinaryBare implements BinaryMarshaler.MustUnmarshalBinaryBare method.

func (*ProtoCodec) MustUnmarshalBinaryLengthPrefixed added in v1.3.0 

func (pc *ProtoCodec) MustUnmarshalBinaryLengthPrefixed(bz []byte, ptr ProtoMarshaler)

MustUnmarshalBinaryLengthPrefixed implements BinaryMarshaler.MustUnmarshalBinaryLengthPrefixed method.

func (*ProtoCodec) MustUnmarshalJSON added in v1.3.0 

func (pc *ProtoCodec) MustUnmarshalJSON(bz []byte, ptr proto.Message)

MustUnmarshalJSON implements JSONMarshaler.MustUnmarshalJSON method, it executes UnmarshalJSON except it panics upon failure.

func (*ProtoCodec) Unmarshal added in v1.6.0 

func (pc *ProtoCodec) Unmarshal(bz []byte, ptr ProtoMarshaler) error

Unmarshal implements BinaryMarshaler.Unmarshal method. NOTE: this function must be used with a concrete type which implements proto.Message. For interface please use the codec.UnmarshalInterface

func (*ProtoCodec) UnmarshalBinaryBare added in v1.3.0 

func (pc *ProtoCodec) UnmarshalBinaryBare(bz []byte, ptr ProtoMarshaler) error

UnmarshalBinaryBare implements BinaryMarshaler.UnmarshalBinaryBare method.

func (*ProtoCodec) UnmarshalBinaryLengthPrefixed added in v1.3.0 

func (pc *ProtoCodec) UnmarshalBinaryLengthPrefixed(bz []byte, ptr ProtoMarshaler) error

UnmarshalBinaryLengthPrefixed implements BinaryMarshaler.UnmarshalBinaryLengthPrefixed method.

func (*ProtoCodec) UnmarshalInterface added in v1.3.0 

func (pc *ProtoCodec) UnmarshalInterface(bz []byte, ptr interface{}) error

UnmarshalInterface is a convenience function for proto unmarshaling interfaces. It unmarshals an Any from bz bytes and then unpacks it to the `ptr`, which must be a pointer to a non empty interface with registered implementations. NOTE: to unmarshal a concrete type, you should use UnmarshalBinaryBare instead

Example: 

var x MyInterface
err := cdc.UnmarshalInterface(bz, &x)

func (*ProtoCodec) UnmarshalInterfaceJSON added in v1.3.0 

func (pc *ProtoCodec) UnmarshalInterfaceJSON(bz []byte, iface interface{}) error

UnmarshalInterfaceJSON is a convenience function for proto unmarshaling interfaces. It unmarshals an Any from bz bytes and then unpacks it to the `iface`, which must be a pointer to a non empty interface, implementing proto.Message with registered implementations. NOTE: to unmarshal a concrete type, you should use UnmarshalJSON instead

Example: 

var x MyInterface  // must implement proto.Message
err := cdc.UnmarshalInterfaceJSON(&x, bz)

func (*ProtoCodec) UnmarshalJSON added in v1.3.0 

func (pc *ProtoCodec) UnmarshalJSON(bz []byte, ptr proto.Message) error

UnmarshalJSON implements JSONMarshaler.UnmarshalJSON method, it unmarshals from JSON using proto codec.

func (*ProtoCodec) UnpackAny added in v1.3.0 

func (pc *ProtoCodec) UnpackAny(any *types.Any, iface interface{}) error

UnpackAny implements AnyUnpacker.UnpackAny method, it unpacks the value in any to the interface pointer passed in as iface.

type ProtoCodecMarshaler added in v1.3.0 

type ProtoCodecMarshaler interface {
	Marshaler
	InterfaceRegistry() types.InterfaceRegistry
}

ProtoCodecMarshaler defines an interface for codecs that utilize Protobuf for both binary and JSON encoding.

type ProtoMarshaler added in v1.3.0 

type ProtoMarshaler interface {
	proto.Message // for JSON serialization

	Marshal() ([]byte, error)
	MarshalTo(data []byte) (n int, err error)
	MarshalToSizedBuffer(dAtA []byte) (int, error)
	Size() int
	Unmarshal(data []byte) error
}

ProtoMarshaler defines an interface a type must implement as protocol buffer defined message.

Source Files

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Directories

Path Synopsis
Package types defines a custom wrapper for google.protobuf.Any which supports cached values as well as InterfaceRegistry which keeps track of types which can be used with Any for both security and introspection
 Package types defines a custom wrapper for google.protobuf.Any which supports cached values as well as InterfaceRegistry which keeps track of types which can be used with Any for both security and introspection

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