blob: 5182572d86db1dbbf2ca99ff55c77f56f6bb88b3 [file] [log] [blame]
// Copyright 2016 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.
#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable:4065)
#endif
#include "services/device/public/interfaces/wake_lock_context.mojom-shared.h"
#include <utility>
#include "base/logging.h"
#include "mojo/public/cpp/bindings/lib/validate_params.h"
#include "mojo/public/cpp/bindings/lib/validation_context.h"
#include "mojo/public/cpp/bindings/lib/validation_errors.h"
#include "mojo/public/cpp/bindings/lib/validation_util.h"
namespace device {
namespace mojom {
namespace internal {
// static
bool WakeLockContext_GetWakeLock_Params_Data::Validate(
const void* data,
mojo::internal::ValidationContext* validation_context) {
if (!data)
return true;
if (!ValidateStructHeaderAndClaimMemory(data, validation_context))
return false;
// NOTE: The memory backing |object| may be smaller than |sizeof(*object)| if
// the message comes from an older version.
const WakeLockContext_GetWakeLock_Params_Data* object = static_cast<const WakeLockContext_GetWakeLock_Params_Data*>(data);
static constexpr struct {
uint32_t version;
uint32_t num_bytes;
} kVersionSizes[] = {{ 0, 32 }};
if (object->header_.version <=
kVersionSizes[arraysize(kVersionSizes) - 1].version) {
// Scan in reverse order to optimize for more recent versions.
for (int i = arraysize(kVersionSizes) - 1; i >= 0; --i) {
if (object->header_.version >= kVersionSizes[i].version) {
if (object->header_.num_bytes == kVersionSizes[i].num_bytes)
break;
ReportValidationError(
validation_context,
mojo::internal::VALIDATION_ERROR_UNEXPECTED_STRUCT_HEADER);
return false;
}
}
} else if (object->header_.num_bytes <
kVersionSizes[arraysize(kVersionSizes) - 1].num_bytes) {
ReportValidationError(
validation_context,
mojo::internal::VALIDATION_ERROR_UNEXPECTED_STRUCT_HEADER);
return false;
}
if (!::device::mojom::internal::WakeLockType_Data
::Validate(object->type, validation_context))
return false;
if (!::device::mojom::internal::WakeLockReason_Data
::Validate(object->reason, validation_context))
return false;
if (!mojo::internal::ValidatePointerNonNullable(
object->description, 3, validation_context)) {
return false;
}
const mojo::internal::ContainerValidateParams description_validate_params(
0, false, nullptr);
if (!mojo::internal::ValidateContainer(object->description, validation_context,
&description_validate_params)) {
return false;
}
if (!mojo::internal::ValidateHandleOrInterfaceNonNullable(
object->wake_lock, 4, validation_context)) {
return false;
}
if (!mojo::internal::ValidateHandleOrInterface(object->wake_lock,
validation_context)) {
return false;
}
return true;
}
WakeLockContext_GetWakeLock_Params_Data::WakeLockContext_GetWakeLock_Params_Data()
: header_({sizeof(*this), 0}) {}
} // namespace internal
} // namespace mojom
} // namespace device
#if defined(_MSC_VER)
#pragma warning(pop)
#endif