blob: ee133abc766554333faf0e5354660e909cf170bb [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 "content/common/media/aec_dump.mojom-shared.h"
#include <utility>
#include "base/logging.h"
#include "base/stl_util.h" // for base::size()
#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"
#include "content/common/media/aec_dump.mojom-params-data.h"
namespace content {
namespace mojom {
namespace internal {
// static
bool AecDumpAgent_Start_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 AecDumpAgent_Start_Params_Data* object = static_cast<const AecDumpAgent_Start_Params_Data*>(data);
static constexpr struct {
uint32_t version;
uint32_t num_bytes;
} kVersionSizes[] = {{ 0, 16 }};
if (object->header_.version <=
kVersionSizes[base::size(kVersionSizes) - 1].version) {
// Scan in reverse order to optimize for more recent versions.
for (int i = base::size(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[base::size(kVersionSizes) - 1].num_bytes) {
ReportValidationError(
validation_context,
mojo::internal::VALIDATION_ERROR_UNEXPECTED_STRUCT_HEADER);
return false;
}
if (!mojo::internal::ValidatePointerNonNullable(
object->file, 1, validation_context)) {
return false;
}
if (!mojo::internal::ValidateStruct(object->file, validation_context))
return false;
return true;
}
AecDumpAgent_Start_Params_Data::AecDumpAgent_Start_Params_Data()
: header_({sizeof(*this), 0}) {}
// static
bool AecDumpAgent_Stop_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 AecDumpAgent_Stop_Params_Data* object = static_cast<const AecDumpAgent_Stop_Params_Data*>(data);
static constexpr struct {
uint32_t version;
uint32_t num_bytes;
} kVersionSizes[] = {{ 0, 8 }};
if (object->header_.version <=
kVersionSizes[base::size(kVersionSizes) - 1].version) {
// Scan in reverse order to optimize for more recent versions.
for (int i = base::size(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[base::size(kVersionSizes) - 1].num_bytes) {
ReportValidationError(
validation_context,
mojo::internal::VALIDATION_ERROR_UNEXPECTED_STRUCT_HEADER);
return false;
}
return true;
}
AecDumpAgent_Stop_Params_Data::AecDumpAgent_Stop_Params_Data()
: header_({sizeof(*this), 0}) {}
// static
bool AecDumpManager_Add_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 AecDumpManager_Add_Params_Data* object = static_cast<const AecDumpManager_Add_Params_Data*>(data);
static constexpr struct {
uint32_t version;
uint32_t num_bytes;
} kVersionSizes[] = {{ 0, 16 }};
if (object->header_.version <=
kVersionSizes[base::size(kVersionSizes) - 1].version) {
// Scan in reverse order to optimize for more recent versions.
for (int i = base::size(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[base::size(kVersionSizes) - 1].num_bytes) {
ReportValidationError(
validation_context,
mojo::internal::VALIDATION_ERROR_UNEXPECTED_STRUCT_HEADER);
return false;
}
if (!mojo::internal::ValidateHandleOrInterfaceNonNullable(
object->agent, 1, validation_context)) {
return false;
}
if (!mojo::internal::ValidateHandleOrInterface(object->agent,
validation_context)) {
return false;
}
return true;
}
AecDumpManager_Add_Params_Data::AecDumpManager_Add_Params_Data()
: header_({sizeof(*this), 0}) {}
} // namespace internal
} // namespace mojom
} // namespace content
#if defined(_MSC_VER)
#pragma warning(pop)
#endif