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// Copyright 2018 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 CONTENT_BROWSER_RENDERER_HOST_CODE_CACHE_HOST_IMPL_H_
#define CONTENT_BROWSER_RENDERER_HOST_CODE_CACHE_HOST_IMPL_H_
#include <string>
#include "base/memory/scoped_refptr.h"
#include "base/memory/weak_ptr.h"
#include "base/strings/string16.h"
#include "build/build_config.h"
#include "content/browser/cache_storage/cache_storage_cache_handle.h"
#include "content/common/content_export.h"
#include "mojo/public/cpp/base/big_buffer.h"
#include "mojo/public/cpp/bindings/binding.h"
#include "third_party/blink/public/mojom/cache_storage/cache_storage.mojom.h"
#include "third_party/blink/public/mojom/loader/code_cache.mojom.h"
class GURL;
namespace net {
class IOBuffer;
}
namespace url {
class Origin;
}
namespace content {
class CacheStorageContextImpl;
class GeneratedCodeCache;
class GeneratedCodeCacheContext;
// The implementation of a CodeCacheHost, which stores and retrieves resource
// metadata, either bytecode or native code, generated by a renderer process.
// Instances of this class are owned by by the Mojo pipe that's passed to the
// renderer process via StrongBinding.
// Instances of this class must be created and used on the UI thread.
class CONTENT_EXPORT CodeCacheHostImpl : public blink::mojom::CodeCacheHost {
public:
CodeCacheHostImpl(
int render_process_id,
scoped_refptr<CacheStorageContextImpl> cache_storage_context,
scoped_refptr<GeneratedCodeCacheContext> generated_code_cache_context);
~CodeCacheHostImpl() override;
static void Create(
int render_process_id,
scoped_refptr<CacheStorageContextImpl> cache_storage_context,
scoped_refptr<GeneratedCodeCacheContext> generated_code_cache_context,
blink::mojom::CodeCacheHostRequest request);
private:
// blink::mojom::CodeCacheHost implementation.
void DidGenerateCacheableMetadata(blink::mojom::CodeCacheType cache_type,
const GURL& url,
base::Time expected_response_time,
mojo_base::BigBuffer data) override;
void FetchCachedCode(blink::mojom::CodeCacheType cache_type,
const GURL& url,
FetchCachedCodeCallback) override;
void ClearCodeCacheEntry(blink::mojom::CodeCacheType cache_type,
const GURL& url) override;
void DidGenerateCacheableMetadataInCacheStorage(
const GURL& url,
base::Time expected_response_time,
mojo_base::BigBuffer data,
const url::Origin& cache_storage_origin,
const std::string& cache_storage_cache_name) override;
// Helpers.
GeneratedCodeCache* GetCodeCache(blink::mojom::CodeCacheType cache_type);
void OnReceiveCachedCode(FetchCachedCodeCallback callback,
const base::Time& response_time,
const std::vector<uint8_t>& data);
void OnCacheStorageOpenCallback(const GURL& url,
base::Time expected_response_time,
int64_t trace_id,
scoped_refptr<net::IOBuffer> buf,
int buf_len,
CacheStorageCacheHandle cache_handle,
blink::mojom::CacheStorageError error);
// Our render process host ID, used to bind to the correct render process.
const int render_process_id_;
scoped_refptr<CacheStorageContextImpl> cache_storage_context_;
scoped_refptr<GeneratedCodeCacheContext> generated_code_cache_context_;
base::WeakPtrFactory<CodeCacheHostImpl> weak_ptr_factory_{this};
DISALLOW_COPY_AND_ASSIGN(CodeCacheHostImpl);
};
} // namespace content
#endif // CONTENT_BROWSER_RENDERER_HOST_CODE_CACHE_HOST_IMPL_H_
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