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content / browser / blob_storage / blob_registry_wrapper.cc [blame]
// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/blob_storage/blob_registry_wrapper.h"
#include "base/feature_list.h"
#include "base/functional/bind.h"
#include "base/functional/callback_helpers.h"
#include "content/browser/blob_storage/chrome_blob_storage_context.h"
#include "content/browser/child_process_security_policy_impl.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/common/content_features.h"
#include "net/base/features.h"
#include "storage/browser/blob/blob_registry_impl.h"
#include "storage/browser/blob/blob_storage_context.h"
namespace content {
namespace {
class BindingDelegate : public storage::BlobRegistryImpl::Delegate {
public:
explicit BindingDelegate(
ChildProcessSecurityPolicyImpl::Handle security_policy_handle)
: security_policy_handle_(std::move(security_policy_handle)) {}
~BindingDelegate() override {}
bool CanReadFile(const base::FilePath& file) override {
return security_policy_handle_.CanReadFile(file);
}
bool CanAccessDataForOrigin(const url::Origin& origin) override {
return security_policy_handle_.CanAccessDataForOrigin(origin);
}
private:
ChildProcessSecurityPolicyImpl::Handle security_policy_handle_;
};
} // namespace
// static
scoped_refptr<BlobRegistryWrapper> BlobRegistryWrapper::Create(
scoped_refptr<ChromeBlobStorageContext> blob_storage_context) {
scoped_refptr<BlobRegistryWrapper> result(new BlobRegistryWrapper());
GetIOThreadTaskRunner({})->PostTask(
FROM_HERE, base::BindOnce(&BlobRegistryWrapper::InitializeOnIOThread,
result, std::move(blob_storage_context)));
return result;
}
BlobRegistryWrapper::BlobRegistryWrapper() = default;
void BlobRegistryWrapper::Bind(
int process_id,
mojo::PendingReceiver<blink::mojom::BlobRegistry> receiver) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
blob_registry_->Bind(
std::move(receiver),
std::make_unique<BindingDelegate>(
ChildProcessSecurityPolicyImpl::GetInstance()->CreateHandle(
process_id)));
}
BlobRegistryWrapper::~BlobRegistryWrapper() = default;
void BlobRegistryWrapper::InitializeOnIOThread(
scoped_refptr<ChromeBlobStorageContext> blob_storage_context) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
blob_registry_ = std::make_unique<storage::BlobRegistryImpl>(
blob_storage_context->context()->AsWeakPtr());
}
} // namespace content