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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ppapi/proxy/resource_message_test_sink.h"
#include <stddef.h>
#include <tuple>
#include "ppapi/proxy/ppapi_messages.h"
#include "ppapi/proxy/resource_message_params.h"
namespace ppapi {
namespace proxy {
namespace {
// Backend for GetAllResource[Calls|Replies]Matching.
template <class WrapperMessage, class Params>
std::vector<std::pair<Params, IPC::Message>> GetAllResourceMessagesMatching(
const ResourceMessageTestSink& sink,
uint32_t id) {
std::vector<std::pair<Params, IPC::Message> > result;
for (size_t i = 0; i < sink.message_count(); i++) {
const IPC::Message* msg = sink.GetMessageAt(i);
if (msg->type() == WrapperMessage::ID) {
typename WrapperMessage::Param params;
WrapperMessage::Read(msg, ¶ms);
Params cur_params = std::get<0>(params);
IPC::Message cur_msg = std::get<1>(params);
if (cur_msg.type() == id) {
result.push_back(std::make_pair(cur_params, cur_msg));
}
}
}
return result;
}
} // namespace
ResourceMessageTestSink::ResourceMessageTestSink() {
}
ResourceMessageTestSink::~ResourceMessageTestSink() {
}
bool ResourceMessageTestSink::Send(IPC::Message* msg) {
int message_id = 0;
std::unique_ptr<IPC::MessageReplyDeserializer> reply_deserializer;
if (msg->is_sync()) {
reply_deserializer =
static_cast<IPC::SyncMessage*>(msg)->TakeReplyDeserializer();
message_id = IPC::SyncMessage::GetMessageId(*msg);
}
bool result = IPC::TestSink::Send(msg); // Deletes |msg|.
if (sync_reply_msg_.get()) {
// |sync_reply_msg_| should always be a reply to the pending sync message.
DCHECK(IPC::SyncMessage::IsMessageReplyTo(*sync_reply_msg_.get(),
message_id));
reply_deserializer->SerializeOutputParameters(*sync_reply_msg_.get());
sync_reply_msg_.reset(NULL);
}
return result;
}
void ResourceMessageTestSink::SetSyncReplyMessage(IPC::Message* reply_msg) {
DCHECK(!sync_reply_msg_.get());
sync_reply_msg_.reset(reply_msg);
}
bool ResourceMessageTestSink::GetFirstResourceCallMatching(
uint32_t id,
ResourceMessageCallParams* params,
IPC::Message* nested_msg) const {
ResourceCallVector matching_messages =
GetAllResourceMessagesMatching<PpapiHostMsg_ResourceCall,
ResourceMessageCallParams>(*this, id);
if (matching_messages.empty())
return false;
*params = matching_messages[0].first;
*nested_msg = matching_messages[0].second;
return true;
}
bool ResourceMessageTestSink::GetFirstResourceReplyMatching(
uint32_t id,
ResourceMessageReplyParams* params,
IPC::Message* nested_msg) {
ResourceReplyVector matching_messages =
GetAllResourceMessagesMatching<PpapiPluginMsg_ResourceReply,
ResourceMessageReplyParams>(*this, id);
if (matching_messages.empty())
return false;
*params = matching_messages[0].first;
*nested_msg = matching_messages[0].second;
return true;
}
ResourceMessageTestSink::ResourceCallVector
ResourceMessageTestSink::GetAllResourceCallsMatching(uint32_t id) {
return GetAllResourceMessagesMatching<PpapiHostMsg_ResourceCall,
ResourceMessageCallParams>(*this, id);
}
ResourceMessageTestSink::ResourceReplyVector
ResourceMessageTestSink::GetAllResourceRepliesMatching(uint32_t id) {
return GetAllResourceMessagesMatching<PpapiPluginMsg_ResourceReply,
ResourceMessageReplyParams>(*this, id);
}
ResourceSyncCallHandler::ResourceSyncCallHandler(
ResourceMessageTestSink* test_sink,
uint32_t incoming_type,
int32_t result,
const IPC::Message& reply_msg)
: test_sink_(test_sink),
incoming_type_(incoming_type),
result_(result),
reply_msg_(reply_msg) {}
ResourceSyncCallHandler::~ResourceSyncCallHandler() {
}
bool ResourceSyncCallHandler::OnMessageReceived(const IPC::Message& msg) {
if (msg.type() != PpapiHostMsg_ResourceSyncCall::ID)
return false;
PpapiHostMsg_ResourceSyncCall::Schema::SendParam send_params;
bool success = PpapiHostMsg_ResourceSyncCall::ReadSendParam(
&msg, &send_params);
DCHECK(success);
ResourceMessageCallParams call_params = std::get<0>(send_params);
IPC::Message call_msg = std::get<1>(send_params);
if (call_msg.type() != incoming_type_)
return false;
IPC::Message* wrapper_reply_msg = IPC::SyncMessage::GenerateReply(&msg);
ResourceMessageReplyParams reply_params(call_params.pp_resource(),
call_params.sequence());
reply_params.set_result(result_);
if (serialized_handle_)
reply_params.AppendHandle(std::move(*serialized_handle_));
PpapiHostMsg_ResourceSyncCall::WriteReplyParams(
wrapper_reply_msg, reply_params, reply_msg_);
test_sink_->SetSyncReplyMessage(wrapper_reply_msg);
// Stash a copy of the message for inspection later.
last_handled_msg_ = call_msg;
return true;
}
void ResourceSyncCallHandler::set_serialized_handle(
std::unique_ptr<SerializedHandle> serialized_handle) {
serialized_handle_ = std::move(serialized_handle);
}
} // namespace proxy
} // namespace ppapi
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