| // Copyright 2019 The Fuchsia 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 "info_resource.h" |
| |
| #include <fcntl.h> |
| #include <fuchsia/kernel/cpp/fidl.h> |
| #include <lib/fdio/directory.h> |
| #include <lib/fdio/fdio.h> |
| #include <lib/syslog/cpp/macros.h> |
| #include <lib/zx/channel.h> |
| |
| namespace harvester { |
| |
| zx_status_t GetInfoResource(zx_handle_t* info_resource_handle) { |
| zx::channel local, remote; |
| zx_status_t status = zx::channel::create(0, &local, &remote); |
| if (status != ZX_OK) { |
| FX_LOGS(ERROR) << "Cannot create a channel."; |
| return status; |
| } |
| |
| static const std::string kVmexResourcePath = |
| "/svc/" + std::string(fuchsia::kernel::InfoResource::Name_); |
| status = fdio_service_connect(kVmexResourcePath.c_str(), remote.release()); |
| if (status != ZX_OK) { |
| FX_LOGS(ERROR) << "Cannot open fuchsia.kernel.InfoResource." |
| << zx_status_get_string(status); |
| return ZX_ERR_NOT_FOUND; |
| } |
| |
| fuchsia::kernel::InfoResource_SyncProxy proxy(std::move(local)); |
| zx::resource info_resource; |
| status = proxy.Get(&info_resource); |
| if (status != ZX_OK) { |
| FX_LOGS(ERROR) << "FIDL issue while trying to get info resource: " |
| << zx_status_get_string(status); |
| return status; |
| } |
| *info_resource_handle = info_resource.release(); |
| return ZX_OK; |
| } |
| |
| } // namespace harvester |
