| // 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 <fidl/fuchsia.device.manager.test/cpp/wire.h> |
| #include <fidl/fuchsia.hardware.platform.device/cpp/fidl.h> |
| #include <lib/ddk/binding_driver.h> |
| #include <lib/ddk/debug.h> |
| #include <lib/ddk/device.h> |
| #include <lib/ddk/driver.h> |
| #include <lib/ddk/platform-defs.h> |
| |
| #include <vector> |
| |
| #include <ddktl/device.h> |
| #include <fbl/alloc_checker.h> |
| |
| class IsolatedDevMgrTestDriver; |
| using DeviceType = ddk::Device<IsolatedDevMgrTestDriver, |
| ddk::Messageable<fuchsia_device_manager_test::Metadata>::Mixin>; |
| class IsolatedDevMgrTestDriver : public DeviceType { |
| public: |
| IsolatedDevMgrTestDriver(zx_device_t* parent) : DeviceType(parent) {} |
| zx_status_t Bind(); |
| void DdkRelease() { delete this; } |
| |
| void GetMetadata(GetMetadataRequestView request, GetMetadataCompleter::Sync& completer); |
| |
| private: |
| fidl::WireSyncClient<fuchsia_hardware_platform_device::Device> pdev_; |
| }; |
| |
| void IsolatedDevMgrTestDriver::GetMetadata(GetMetadataRequestView request, |
| GetMetadataCompleter::Sync& completer) { |
| fidl::WireResult result = pdev_->GetMetadata(request->type); |
| if (!result.ok()) { |
| zxlogf(ERROR, "Failed to send GetMetadata request: %s", result.status_string()); |
| completer.Close(result.status()); |
| } |
| if (result->is_error()) { |
| completer.Close(result->error_value()); |
| } |
| const auto& metadata = result.value()->metadata; |
| completer.Reply(fidl::VectorView<uint8_t>::FromExternal(metadata.data(), metadata.count())); |
| } |
| |
| zx_status_t IsolatedDevMgrTestDriver::Bind() { |
| auto pdev_client = DdkConnectFidlProtocol<fuchsia_hardware_platform_device::Service::Device>(); |
| if (pdev_client.is_error()) { |
| zxlogf(ERROR, "Failed to connect to platform device: %s", pdev_client.status_string()); |
| return pdev_client.status_value(); |
| } |
| pdev_.Bind(std::move(pdev_client.value())); |
| |
| return DdkAdd("metadata-test"); |
| } |
| |
| zx_status_t isolateddevmgr_test_bind(void* ctx, zx_device_t* device) { |
| fbl::AllocChecker ac; |
| auto dev = fbl::make_unique_checked<IsolatedDevMgrTestDriver>(&ac, device); |
| if (!ac.check()) { |
| return ZX_ERR_NO_MEMORY; |
| } |
| auto status = dev->Bind(); |
| if (status == ZX_OK) { |
| // devmgr is now in charge of the memory for dev |
| [[maybe_unused]] auto ptr = dev.release(); |
| } |
| return status; |
| } |
| |
| static constexpr zx_driver_ops_t isolateddevmgr_test_driver_ops = []() -> zx_driver_ops_t { |
| zx_driver_ops_t ops = {}; |
| ops.version = DRIVER_OPS_VERSION; |
| ops.bind = isolateddevmgr_test_bind; |
| return ops; |
| }(); |
| |
| ZIRCON_DRIVER(metadata - test, isolateddevmgr_test_driver_ops, "zircon", "0.1"); |