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imessenger.go
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161 lines (137 loc) · 3.76 KB
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package os
import (
"context"
"fmt"
"github.com/AndroidGoLab/binder/binder"
"github.com/AndroidGoLab/binder/parcel"
)
// Code generated by aidlgen. DO NOT EDIT.
const DescriptorIMessenger = "android.os.IMessenger"
const (
TransactionIMessengerSend = binder.FirstCallTransaction + 0
)
const (
MethodIMessengerSend = "send"
)
type IMessenger interface {
AsBinder() binder.IBinder
Send(ctx context.Context, msg Message) error
}
type MessengerProxy struct {
Remote binder.IBinder
}
func NewMessengerProxy(
remote binder.IBinder,
) *MessengerProxy {
return &MessengerProxy{Remote: remote}
}
func (p *MessengerProxy) AsBinder() binder.IBinder {
return p.Remote
}
var _ IMessenger = (*MessengerProxy)(nil)
func (p *MessengerProxy) Send(
ctx context.Context,
msg Message,
) error {
_data := parcel.New()
defer _data.Recycle()
_data.WriteInterfaceToken(DescriptorIMessenger)
_sig := binder.ResolveMethodSignature(p.Remote, ctx, DescriptorIMessenger, MethodIMessengerSend)
_compiledDescs := []string{
"Landroid/os/Message;",
}
if _sig == nil || binder.SignatureMatches(_compiledDescs, _sig) {
_data.WriteInt32(1)
if _err := msg.MarshalParcel(_data); _err != nil {
return _err
}
} else {
_paramMap := binder.MatchParamsToSignature(_compiledDescs, _sig)
for _, _pi := range _paramMap {
switch _pi {
case 0:
_data.WriteInt32(1)
if _err := msg.MarshalParcel(_data); _err != nil {
return _err
}
}
}
}
_code, _err := p.Remote.ResolveCode(ctx, DescriptorIMessenger, MethodIMessengerSend)
if _err != nil {
return fmt.Errorf("resolving %s.%s: %w", DescriptorIMessenger, MethodIMessengerSend, _err)
}
_, _err = p.Remote.Transact(ctx, _code, binder.FlagOneway, _data)
return _err
}
// MessengerStub dispatches incoming binder transactions
// to a typed IMessenger implementation.
type MessengerStub struct {
Impl IMessenger
Transport binder.VersionAwareTransport
}
var _ binder.TransactionReceiver = (*MessengerStub)(nil)
func (s *MessengerStub) Descriptor() string {
return DescriptorIMessenger
}
func (s *MessengerStub) OnTransaction(
ctx context.Context,
code binder.TransactionCode,
_data *parcel.Parcel,
) (*parcel.Parcel, error) {
if _, _err := _data.ReadInterfaceToken(); _err != nil {
return nil, _err
}
switch code {
case TransactionIMessengerSend:
var _arg_msg Message
{
_nullInd, _err := _data.ReadInt32()
if _err != nil {
return nil, _err
}
if _nullInd != 0 {
if _err = _arg_msg.UnmarshalParcel(_data); _err != nil {
return nil, _err
}
}
}
_err := s.Impl.Send(ctx, _arg_msg)
return nil, _err
default:
return nil, fmt.Errorf("unknown transaction code %d", code)
}
}
// IMessengerServer is the server-side interface that user implementations
// provide to NewMessengerStub. It contains only the business methods,
// without AsBinder (which is provided by the stub itself).
type IMessengerServer interface {
Send(ctx context.Context, msg Message) error
}
type messengerStubWrapper struct {
impl IMessengerServer
stubBinder *binder.StubBinder
}
func (w *messengerStubWrapper) AsBinder() binder.IBinder {
return w.stubBinder
}
func (w *messengerStubWrapper) Send(
ctx context.Context,
msg Message,
) error {
return w.impl.Send(ctx, msg)
}
var _ IMessenger = (*messengerStubWrapper)(nil)
// NewMessengerStub creates a server-side IMessenger wrapping the given
// server implementation. The returned value satisfies IMessenger
// and can be passed to proxy methods; its AsBinder() returns a
// *binder.StubBinder that is auto-registered with the binder
// driver on first use.
func NewMessengerStub(
impl IMessengerServer,
) IMessenger {
wrapper := &messengerStubWrapper{impl: impl}
stub := &MessengerStub{Impl: wrapper}
wrapper.stubBinder = binder.NewStubBinder(stub)
return wrapper
}