blob: 6693198f8111a408e6e40511e32001439c46d89c [file] [log] [blame]
// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <stdint.h>
#include <string>
#include "base/callback.h"
#include "base/macros.h"
#include "mojo/public/cpp/bindings/bindings_export.h"
#include "mojo/public/cpp/bindings/lib/bindings_internal.h"
namespace mojo {
class Message;
namespace internal {
template <typename T>
class Array_Data;
#pragma pack(push, 1)
struct MessageHeader : internal::StructHeader {
// Interface ID for identifying multiple interfaces running on the same
// message pipe.
uint32_t interface_id;
// Message name, which is scoped to the interface that the message belongs to.
uint32_t name;
// 0 or either of the enum values defined above.
uint32_t flags;
// Unused padding to make the struct size a multiple of 8 bytes.
uint32_t padding;
static_assert(sizeof(MessageHeader) == 24, "Bad sizeof(MessageHeader)");
struct MessageHeaderV1 : MessageHeader {
// Only used if either kFlagExpectsResponse or kFlagIsResponse is set in
// order to match responses with corresponding requests.
uint64_t request_id;
static_assert(sizeof(MessageHeaderV1) == 32, "Bad sizeof(MessageHeaderV1)");
struct MessageHeaderV2 : MessageHeaderV1 {
GenericPointer payload;
Pointer<Array_Data<uint32_t>> payload_interface_ids;
static_assert(sizeof(MessageHeaderV2) == 48, "Bad sizeof(MessageHeaderV2)");
#pragma pack(pop)
class MOJO_CPP_BINDINGS_EXPORT MessageDispatchContext {
explicit MessageDispatchContext(Message* message);
static MessageDispatchContext* current();
const base::Callback<void(const std::string&)>& GetBadMessageCallback();
MessageDispatchContext* outer_context_;
Message* message_;
base::Callback<void(const std::string&)> bad_message_callback_;
class MOJO_CPP_BINDINGS_EXPORT SyncMessageResponseSetup {
static void SetCurrentSyncResponseMessage(Message* message);
} // namespace internal
} // namespace mojo