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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_SMART_CARD_SMART_CARD_CONTEXT_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_SMART_CARD_SMART_CARD_CONTEXT_H_
#include "services/device/public/mojom/smart_card.mojom-blink.h"
#include "third_party/blink/renderer/bindings/core/v8/idl_types.h"
#include "third_party/blink/renderer/bindings/core/v8/script_promise.h"
#include "third_party/blink/renderer/bindings/core/v8/script_promise_resolver.h"
#include "third_party/blink/renderer/bindings/modules/v8/v8_smart_card_access_mode.h"
#include "third_party/blink/renderer/bindings/modules/v8/v8_smart_card_protocol.h"
#include "third_party/blink/renderer/core/dom/abort_signal.h"
#include "third_party/blink/renderer/core/execution_context/execution_context.h"
#include "third_party/blink/renderer/core/execution_context/execution_context_lifecycle_observer.h"
#include "third_party/blink/renderer/platform/bindings/script_wrappable.h"
#include "third_party/blink/renderer/platform/heap/collection_support/heap_hash_set.h"
#include "third_party/blink/renderer/platform/mojo/heap_mojo_remote.h"
#include "third_party/blink/renderer/platform/scheduler/public/frame_or_worker_scheduler.h"
namespace blink {
class SmartCardReaderStateIn;
class SmartCardGetStatusChangeOptions;
class SmartCardReaderStateOut;
class SmartCardConnection;
class SmartCardConnectOptions;
class SmartCardConnectResult;
class SmartCardContext final : public ScriptWrappable,
public ExecutionContextClient {
DEFINE_WRAPPERTYPEINFO();
public:
SmartCardContext(mojo::PendingRemote<device::mojom::blink::SmartCardContext>,
ExecutionContext*);
// SmartCardContext idl
ScriptPromise<IDLSequence<IDLString>> listReaders(
ScriptState* script_state,
ExceptionState& exception_state);
ScriptPromise<IDLSequence<SmartCardReaderStateOut>> getStatusChange(
ScriptState* script_state,
const HeapVector<Member<SmartCardReaderStateIn>>& reader_states,
SmartCardGetStatusChangeOptions* options,
ExceptionState& exception_state);
ScriptPromise<SmartCardConnectResult> connect(
ScriptState* script_state,
const String& reader_name,
V8SmartCardAccessMode access_mode,
SmartCardConnectOptions* options,
ExceptionState& exception_state);
// ScriptWrappable overrides
void Trace(Visitor*) const override;
// Called by SmartCardCancelAlgorithm
void Cancel();
////
// Called also by SmartCardConnection instances in this context.
bool EnsureNoOperationInProgress(ExceptionState& exception_state) const;
void SetConnectionOperationInProgress(ScriptPromiseResolverBase*);
void ClearConnectionOperationInProgress(ScriptPromiseResolverBase*);
bool IsOperationInProgress() const;
private:
// Sets the PC/SC operation that is in progress in this context.
// CHECKs that there was no operation in progress.
void SetOperationInProgress(ScriptPromiseResolverBase*);
// Clears the operation in progress.
// CHECKs that the given operation matches the one set to be in progress.
void ClearOperationInProgress(ScriptPromiseResolverBase*);
void CloseMojoConnection();
bool EnsureMojoConnection(ExceptionState& exception_state) const;
void OnListReadersDone(
ScriptPromiseResolver<IDLSequence<IDLString>>* resolver,
device::mojom::blink::SmartCardListReadersResultPtr);
void OnGetStatusChangeDone(
ScriptPromiseResolver<IDLSequence<SmartCardReaderStateOut>>* resolver,
AbortSignal* signal,
AbortSignal::AlgorithmHandle* abort_handle,
device::mojom::blink::SmartCardStatusChangeResultPtr result);
void OnCancelDone(device::mojom::blink::SmartCardResultPtr result);
void OnConnectDone(ScriptPromiseResolver<SmartCardConnectResult>* resolver,
device::mojom::blink::SmartCardConnectResultPtr result);
HeapMojoRemote<device::mojom::blink::SmartCardContext> scard_context_;
// The currently ongoing request, if any.
Member<ScriptPromiseResolverBase> request_;
// Whether request_ comes from a blink::SmartCardConnection.
bool is_connection_request_ = false;
// The connections created by this context.
HeapHashSet<WeakMember<SmartCardConnection>> connections_;
FrameOrWorkerScheduler::SchedulingAffectingFeatureHandle
feature_handle_for_scheduler_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_SMART_CARD_SMART_CARD_CONTEXT_H_
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