naiveproxy/base/fuchsia/component_context.cc
2018-08-14 22:19:20 +00:00

54 lines
1.5 KiB
C++

// Copyright 2018 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 "base/fuchsia/component_context.h"
#include <lib/fdio/util.h>
#include <lib/zx/channel.h>
#include <utility>
#include "base/fuchsia/fuchsia_logging.h"
#include "base/no_destructor.h"
namespace base {
namespace fuchsia {
namespace {
// static
zx::channel ConnectToServiceRoot() {
zx::channel client_channel;
zx::channel server_channel;
zx_status_t result = zx::channel::create(0, &client_channel, &server_channel);
ZX_CHECK(result == ZX_OK, result) << "zx_channel_create()";
result = fdio_service_connect("/svc/.", server_channel.release());
ZX_CHECK(result == ZX_OK, result) << "Failed to open /svc";
return client_channel;
}
} // namespace
ComponentContext::ComponentContext(zx::channel service_root)
: service_root_(std::move(service_root)) {
DCHECK(service_root_);
}
ComponentContext::~ComponentContext() = default;
// static
ComponentContext* ComponentContext::GetDefault() {
static base::NoDestructor<ComponentContext> component_context(
ConnectToServiceRoot());
return component_context.get();
}
zx_status_t ComponentContext::ConnectToService(FidlInterfaceRequest request) {
DCHECK(request.is_valid());
return fdio_service_connect_at(service_root_.get(), request.interface_name(),
request.TakeChannel().release());
}
} // namespace fuchsia
} // namespace base