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Unified Diff: mojo/public/cpp/bindings/lib/map_serialization.h

Issue 814543006: Move //mojo/{public, edk} underneath //third_party (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Rebase Created 5 years, 11 months ago
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Index: mojo/public/cpp/bindings/lib/map_serialization.h
diff --git a/mojo/public/cpp/bindings/lib/map_serialization.h b/mojo/public/cpp/bindings/lib/map_serialization.h
deleted file mode 100644
index fba816533f240fe426cb03ba01fbf9ea771ababa..0000000000000000000000000000000000000000
--- a/mojo/public/cpp/bindings/lib/map_serialization.h
+++ /dev/null
@@ -1,164 +0,0 @@
-// Copyright 2014 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.
-
-#ifndef MOJO_PUBLIC_CPP_BINDINGS_LIB_MAP_SERIALIZATION_H_
-#define MOJO_PUBLIC_CPP_BINDINGS_LIB_MAP_SERIALIZATION_H_
-
-#include "mojo/public/cpp/bindings/lib/array_internal.h"
-#include "mojo/public/cpp/bindings/lib/map_data_internal.h"
-#include "mojo/public/cpp/bindings/lib/map_internal.h"
-#include "mojo/public/cpp/bindings/lib/string_serialization.h"
-#include "mojo/public/cpp/bindings/map.h"
-
-namespace mojo {
-
-template <typename Key, typename Value>
-inline size_t GetSerializedSize_(const Map<Key, Value>& input);
-
-template <typename ValidateParams, typename E, typename F>
-inline void SerializeArray_(Array<E> input,
- internal::Buffer* buf,
- internal::Array_Data<F>** output);
-
-namespace internal {
-
-template <typename MapType,
- typename DataType,
- bool kValueIsMoveOnlyType = IsMoveOnlyType<MapType>::value>
-struct MapSerializer;
-
-template <typename MapType, typename DataType>
-struct MapSerializer<MapType, DataType, false> {
- static size_t GetBaseArraySize(size_t count) {
- return Align(count * sizeof(DataType));
- }
- static size_t GetItemSize(const MapType& item) { return 0; }
-};
-
-template <>
-struct MapSerializer<bool, bool, false> {
- static size_t GetBaseArraySize(size_t count) {
- return Align((count + 7) / 8);
- }
- static size_t GetItemSize(bool item) { return 0; }
-};
-
-template <typename H>
-struct MapSerializer<ScopedHandleBase<H>, H, true> {
- static size_t GetBaseArraySize(size_t count) {
- return Align(count * sizeof(H));
- }
- static size_t GetItemSize(const H& item) { return 0; }
-};
-
-// This template must only apply to pointer mojo entity (structs and arrays).
-// This is done by ensuring that WrapperTraits<S>::DataType is a pointer.
-template <typename S>
-struct MapSerializer<
- S,
- typename EnableIf<IsPointer<typename WrapperTraits<S>::DataType>::value,
- typename WrapperTraits<S>::DataType>::type,
- true> {
- typedef
- typename RemovePointer<typename WrapperTraits<S>::DataType>::type S_Data;
- static size_t GetBaseArraySize(size_t count) {
- return count * sizeof(StructPointer<S_Data>);
- }
- static size_t GetItemSize(const S& item) { return GetSerializedSize_(item); }
-};
-
-template <>
-struct MapSerializer<String, String_Data*, false> {
- static size_t GetBaseArraySize(size_t count) {
- return count * sizeof(StringPointer);
- }
- static size_t GetItemSize(const String& item) {
- return GetSerializedSize_(item);
- }
-};
-
-} // namespace internal
-
-// TODO(erg): This can't go away yet. We still need to calculate out the size
-// of a struct header, and two arrays.
-template <typename MapKey, typename MapValue>
-inline size_t GetSerializedSize_(const Map<MapKey, MapValue>& input) {
- if (!input)
- return 0;
- typedef typename internal::WrapperTraits<MapKey>::DataType DataKey;
- typedef typename internal::WrapperTraits<MapValue>::DataType DataValue;
-
- size_t count = input.size();
- size_t struct_overhead = sizeof(mojo::internal::Map_Data<DataKey, DataValue>);
- size_t key_base_size =
- sizeof(internal::ArrayHeader) +
- internal::MapSerializer<MapKey, DataKey>::GetBaseArraySize(count);
- size_t value_base_size =
- sizeof(internal::ArrayHeader) +
- internal::MapSerializer<MapValue, DataValue>::GetBaseArraySize(count);
-
- size_t key_data_size = 0;
- size_t value_data_size = 0;
- for (auto it = input.begin(); it != input.end(); ++it) {
- key_data_size +=
- internal::MapSerializer<MapKey, DataKey>::GetItemSize(it.GetKey());
- value_data_size +=
- internal::MapSerializer<MapValue, DataValue>::GetItemSize(
- it.GetValue());
- }
-
- return struct_overhead + key_base_size + key_data_size + value_base_size +
- value_data_size;
-}
-
-// We don't need a KeyValidateParams, because we konw exactly what params are
-// needed. (Keys are primitive types or non-nullable strings.)
-template <typename ValueValidateParams,
- typename MapKey,
- typename MapValue,
- typename DataKey,
- typename DataValue>
-inline void SerializeMap_(Map<MapKey, MapValue> input,
- internal::Buffer* buf,
- internal::Map_Data<DataKey, DataValue>** output) {
- if (input) {
- internal::Map_Data<DataKey, DataValue>* result =
- internal::Map_Data<DataKey, DataValue>::New(buf);
- if (result) {
- Array<MapKey> keys;
- Array<MapValue> values;
- input.DecomposeMapTo(&keys, &values);
- SerializeArray_<internal::MapKeyValidateParams<DataKey>>(
- keys.Pass(), buf, &result->keys.ptr);
- SerializeArray_<ValueValidateParams>(
- values.Pass(), buf, &result->values.ptr);
- }
- *output = result;
- } else {
- *output = nullptr;
- }
-}
-
-template <typename MapKey,
- typename MapValue,
- typename DataKey,
- typename DataValue>
-inline void Deserialize_(internal::Map_Data<DataKey, DataValue>* input,
- Map<MapKey, MapValue>* output) {
- if (input) {
- Array<MapKey> keys;
- Array<MapValue> values;
-
- Deserialize_(input->keys.ptr, &keys);
- Deserialize_(input->values.ptr, &values);
-
- *output = Map<MapKey, MapValue>(keys.Pass(), values.Pass());
- } else {
- output->reset();
- }
-}
-
-} // namespace mojo
-
-#endif // MOJO_PUBLIC_CPP_BINDINGS_LIB_MAP_SERIALIZATION_H_
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