blob: 7e47759fb44bdfb7a43b948b855e1a3ef82fcff2 [file] [log] [blame]
// 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 <ddk/binding.h>
#include <ddk/debug.h>
#include <ddk/device.h>
#include <ddk/driver.h>
#include <ddk/metadata.h>
#include <ddk/platform-defs.h>
#include <ddktl/device.h>
#include <fbl/alloc_checker.h>
#include "test-metadata.h"
class TestCompatibilityHookDriverChild;
using DeviceType = ddk::Device<TestCompatibilityHookDriverChild, ddk::Unbindable>;
class TestCompatibilityHookDriverChild : public DeviceType {
public:
TestCompatibilityHookDriverChild(zx_device_t* parent)
: DeviceType(parent) {}
static zx_status_t Create(void* ctx, zx_device_t* device);
zx_status_t Bind();
void DdkUnbind() {
if (test_metadata_.remove_in_unbind) {
DdkRemove();
}
}
void DdkRelease() {
delete this;
}
struct compatibility_test_metadata test_metadata_ = {};
};
zx_status_t TestCompatibilityHookDriverChild::Bind() {
size_t actual;
auto status = DdkGetMetadata(DEVICE_METADATA_PRIVATE, &test_metadata_, sizeof(test_metadata_),
&actual);
if (status != ZX_OK || actual != sizeof(test_metadata_)) {
zxlogf(ERROR, "test_compat_hook_child_get_metadata not succesful\n");
return ZX_ERR_INTERNAL;
}
if (test_metadata_.add_in_bind) {
return DdkAdd("compatibility-test-child");
}
return ZX_OK;
}
zx_status_t TestCompatibilityHookDriverChild::Create(void* ctx, zx_device_t* device) {
fbl::AllocChecker ac;
auto dev = fbl::make_unique_checked<TestCompatibilityHookDriverChild>(&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
__UNUSED auto ptr = dev.release();
}
return status;
}
static zx_driver_ops_t test_compatibility_hook_child_driver_ops = []() -> zx_driver_ops_t {
zx_driver_ops_t ops;
ops.version = DRIVER_OPS_VERSION;
ops.bind = TestCompatibilityHookDriverChild::Create;
return ops;
}();
// clang-format off
ZIRCON_DRIVER_BEGIN(TestCompatibilityHookChild, test_compatibility_hook_child_driver_ops, "zircon", "0.1", 1)
BI_MATCH_IF(EQ, BIND_PROTOCOL, ZX_PROTOCOL_TEST_CHILD),
ZIRCON_DRIVER_END(TestCompatibilityHookChild)
// clang-format on