/* THIS FILE IS AUTOGENERATED FROM IDBFileHandle.webidl BY Codegen.py - DO NOT EDIT */

#ifndef mozilla_dom_IDBFileHandleBinding_h

#define mozilla_dom_IDBFileHandleBinding_h

#include "FileModeBinding.h"

#include "GeckoProfiler.h"

#include "js/RootingAPI.h"

#include "jsfriendapi.h"

#include "jspubtd.h"

#include "mozilla/ErrorResult.h"

#include "mozilla/dom/BindingDeclarations.h"

#include "mozilla/dom/FakeString.h"

#include "mozilla/dom/Nullable.h"

#include "mozilla/dom/PrototypeList.h"

#include "mozilla/dom/TypedArray.h"

#include "mozilla/dom/UnionMember.h"

namespace mozilla {

namespace dom {

class Blob;

class IDBFileHandle;

struct IDBFileHandleAtoms;

struct IDBFileMetadataParametersAtoms;

struct NativePropertyHooks;

class OwningStringOrArrayBufferOrArrayBufferViewOrBlob;

class ProtoAndIfaceCache;

} // namespace dom

} // namespace mozilla

namespace mozilla {

namespace dom {

void

ImplCycleCollectionTraverse(nsCycleCollectionTraversalCallback& aCallback, OwningStringOrArrayBufferOrArrayBufferViewOrBlob& aUnion, const char* aName, uint32_t aFlags = 0);

void

ImplCycleCollectionUnlink(OwningStringOrArrayBufferOrArrayBufferViewOrBlob& aUnion);

struct IDBFileMetadataParameters : public DictionaryBase

{

  MOZ_INIT_OUTSIDE_CTOR bool mLastModified;

  MOZ_INIT_OUTSIDE_CTOR bool mSize;

  IDBFileMetadataParameters();

  explicit inline IDBFileMetadataParameters(const FastDictionaryInitializer& )

  {

    // Do nothing here; this is used by our "Fast" subclass

  }

  explicit inline IDBFileMetadataParameters(const IDBFileMetadataParameters& aOther)

  {

    *this = aOther;

  }

  bool

  Init(JSContext* cx, JS::Handle<JS::Value> val, const char* sourceDescription = "Value", bool passedToJSImpl = false);

  bool

  Init(const nsAString& aJSON);

  bool

  ToObjectInternal(JSContext* cx, JS::MutableHandle<JS::Value> rval) const;

  bool

  ToJSON(nsAString& aJSON) const;

  void

  TraceDictionary(JSTracer* trc);

  IDBFileMetadataParameters&

  operator=(const IDBFileMetadataParameters& aOther);

private:

  static bool

  InitIds(JSContext* cx, IDBFileMetadataParametersAtoms* atomsCache);

};

namespace binding_detail {

struct FastIDBFileMetadataParameters : public IDBFileMetadataParameters

{

  inline FastIDBFileMetadataParameters()

    : IDBFileMetadataParameters(FastDictionaryInitializer())

  {

    // Doesn't matter what int we pass to the parent constructor

  }

};

} // namespace binding_detail

class StringOrArrayBufferOrArrayBufferViewOrBlob

{

  friend class StringOrArrayBufferOrArrayBufferViewOrBlobArgument;

  enum Type

  {

    eUninitialized,

    eString,

    eArrayBuffer,

    eArrayBufferView,

    eBlob

  };

  union Value

  {

    UnionMember<binding_detail::FakeString > mString;

    UnionMember<RootedSpiderMonkeyInterface<ArrayBuffer> > mArrayBuffer;

    UnionMember<RootedSpiderMonkeyInterface<ArrayBufferView> > mArrayBufferView;

    UnionMember<NonNull<mozilla::dom::Blob> > mBlob;

  };

  Type mType;

  Value mValue;

  StringOrArrayBufferOrArrayBufferViewOrBlob(const StringOrArrayBufferOrArrayBufferViewOrBlob&) = delete;

  StringOrArrayBufferOrArrayBufferViewOrBlob& operator=(const StringOrArrayBufferOrArrayBufferViewOrBlob&) = delete;

public:

  explicit inline StringOrArrayBufferOrArrayBufferViewOrBlob()

    : mType(eUninitialized)

  {

  }

  inline ~StringOrArrayBufferOrArrayBufferViewOrBlob()

  {

    Uninit();

  }

  inline binding_detail::FakeString&

  RawSetAsString()

  {

    if (mType == eString) {

      return mValue.mString.Value();

    }

    MOZ_ASSERT(mType == eUninitialized);

    mType = eString;

    return mValue.mString.SetValue();

  }

  inline binding_detail::FakeString&

  SetAsString()

  {

    if (mType == eString) {

      return mValue.mString.Value();

    }

    Uninit();

    mType = eString;

    return mValue.mString.SetValue();

  }

  inline bool

  IsString() const

  {

    return mType == eString;

  }

  inline binding_detail::FakeString&

  GetAsString()

  {

    MOZ_ASSERT(IsString(), "Wrong type!");

    return mValue.mString.Value();

  }

  inline const nsAString&

  GetAsString() const

  {

    MOZ_ASSERT(IsString(), "Wrong type!");

    return mValue.mString.Value();

  }

  inline RootedSpiderMonkeyInterface<ArrayBuffer>&

  RawSetAsArrayBuffer(JSContext* cx)

  {

    if (mType == eArrayBuffer) {

      return mValue.mArrayBuffer.Value();

    }

    MOZ_ASSERT(mType == eUninitialized);

    mType = eArrayBuffer;

    return mValue.mArrayBuffer.SetValue(cx);

  }

  inline RootedSpiderMonkeyInterface<ArrayBuffer>&

  SetAsArrayBuffer(JSContext* cx)

  {

    if (mType == eArrayBuffer) {

      return mValue.mArrayBuffer.Value();

    }

    Uninit();

    mType = eArrayBuffer;

    return mValue.mArrayBuffer.SetValue(cx);

  }

  inline bool

  IsArrayBuffer() const

  {

    return mType == eArrayBuffer;

  }

  inline RootedSpiderMonkeyInterface<ArrayBuffer>&

  GetAsArrayBuffer()

  {

    MOZ_ASSERT(IsArrayBuffer(), "Wrong type!");

    return mValue.mArrayBuffer.Value();

  }

  inline ArrayBuffer const &

  GetAsArrayBuffer() const

  {

    MOZ_ASSERT(IsArrayBuffer(), "Wrong type!");

    return mValue.mArrayBuffer.Value();

  }

  inline RootedSpiderMonkeyInterface<ArrayBufferView>&

  RawSetAsArrayBufferView(JSContext* cx)

  {

    if (mType == eArrayBufferView) {

      return mValue.mArrayBufferView.Value();

    }

    MOZ_ASSERT(mType == eUninitialized);

    mType = eArrayBufferView;

    return mValue.mArrayBufferView.SetValue(cx);

  }

  inline RootedSpiderMonkeyInterface<ArrayBufferView>&

  SetAsArrayBufferView(JSContext* cx)

  {

    if (mType == eArrayBufferView) {

      return mValue.mArrayBufferView.Value();

    }

    Uninit();

    mType = eArrayBufferView;

    return mValue.mArrayBufferView.SetValue(cx);

  }

  inline bool

  IsArrayBufferView() const

  {

    return mType == eArrayBufferView;

  }

  inline RootedSpiderMonkeyInterface<ArrayBufferView>&

  GetAsArrayBufferView()

  {

    MOZ_ASSERT(IsArrayBufferView(), "Wrong type!");

    return mValue.mArrayBufferView.Value();

  }

  inline ArrayBufferView const &

  GetAsArrayBufferView() const

  {

    MOZ_ASSERT(IsArrayBufferView(), "Wrong type!");

    return mValue.mArrayBufferView.Value();

  }

  inline NonNull<mozilla::dom::Blob>&

  RawSetAsBlob()

  {

    if (mType == eBlob) {

      return mValue.mBlob.Value();

    }

    MOZ_ASSERT(mType == eUninitialized);

    mType = eBlob;

    return mValue.mBlob.SetValue();

  }

  inline NonNull<mozilla::dom::Blob>&

  SetAsBlob()

  {

    if (mType == eBlob) {

      return mValue.mBlob.Value();

    }

    Uninit();

    mType = eBlob;

    return mValue.mBlob.SetValue();

  }

  inline bool

  IsBlob() const

  {

    return mType == eBlob;

  }

  inline NonNull<mozilla::dom::Blob>&

  GetAsBlob()

  {

    MOZ_ASSERT(IsBlob(), "Wrong type!");

    return mValue.mBlob.Value();

  }

  inline mozilla::dom::Blob&

  GetAsBlob() const

  {

    MOZ_ASSERT(IsBlob(), "Wrong type!");

    return mValue.mBlob.Value();

  }

  inline void

  Uninit()

  {

    switch (mType) {

      case eUninitialized: {

        break;

      }

      case eString: {

        DestroyString();

        break;

      }

      case eArrayBuffer: {

        DestroyArrayBuffer();

        break;

      }

      case eArrayBufferView: {

        DestroyArrayBufferView();

        break;

      }

      case eBlob: {

        DestroyBlob();

        break;

      }

    }

  }

  bool

  ToJSVal(JSContext* cx, JS::Handle<JSObject*> scopeObj, JS::MutableHandle<JS::Value> rval) const;

private:

  inline void

  DestroyString()

  {

    MOZ_ASSERT(IsString(), "Wrong type!");

    mValue.mString.Destroy();

    mType = eUninitialized;

  }

  inline void

  DestroyArrayBuffer()

  {

    MOZ_ASSERT(IsArrayBuffer(), "Wrong type!");

    mValue.mArrayBuffer.Destroy();

    mType = eUninitialized;

  }

  inline void

  DestroyArrayBufferView()

  {

    MOZ_ASSERT(IsArrayBufferView(), "Wrong type!");

    mValue.mArrayBufferView.Destroy();

    mType = eUninitialized;

  }

  inline void

  DestroyBlob()

  {

    MOZ_ASSERT(IsBlob(), "Wrong type!");

    mValue.mBlob.Destroy();

    mType = eUninitialized;

  }

};

class OwningStringOrArrayBufferOrArrayBufferViewOrBlob : public AllOwningUnionBase

{

  friend void ImplCycleCollectionUnlink(OwningStringOrArrayBufferOrArrayBufferViewOrBlob& aUnion);

  enum Type

  {

    eUninitialized,

    eString,

    eArrayBuffer,

    eArrayBufferView,

    eBlob

  };

  union Value

  {

    UnionMember<nsString > mString;

    UnionMember<ArrayBuffer > mArrayBuffer;

    UnionMember<ArrayBufferView > mArrayBufferView;

    UnionMember<OwningNonNull<mozilla::dom::Blob> > mBlob;

  };

  Type mType;

  Value mValue;

  OwningStringOrArrayBufferOrArrayBufferViewOrBlob(const OwningStringOrArrayBufferOrArrayBufferViewOrBlob&) = delete;

  OwningStringOrArrayBufferOrArrayBufferViewOrBlob& operator=(const OwningStringOrArrayBufferOrArrayBufferViewOrBlob&) = delete;

public:

  explicit inline OwningStringOrArrayBufferOrArrayBufferViewOrBlob()

    : mType(eUninitialized)

  {

  }

  inline ~OwningStringOrArrayBufferOrArrayBufferViewOrBlob()

  {

    Uninit();

  }

  nsString&

  RawSetAsString();

  nsString&

  SetAsString();

  bool

  TrySetToString(JSContext* cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl = false);

  inline void

  SetStringData(const nsString::char_type* aData, nsString::size_type aLength)

  {

    RawSetAsString().Assign(aData, aLength);

  }

  inline bool

  IsString() const

  {

    return mType == eString;

  }

  inline nsString&

  GetAsString()

  {

    MOZ_ASSERT(IsString(), "Wrong type!");

    return mValue.mString.Value();

  }

  inline nsString const &

  GetAsString() const

  {

    MOZ_ASSERT(IsString(), "Wrong type!");

    return mValue.mString.Value();

  }

  ArrayBuffer&

  RawSetAsArrayBuffer();

  ArrayBuffer&

  SetAsArrayBuffer();

  bool

  TrySetToArrayBuffer(JSContext* cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl = false);

  inline bool

  IsArrayBuffer() const

  {

    return mType == eArrayBuffer;

  }

  inline ArrayBuffer&

  GetAsArrayBuffer()

  {

    MOZ_ASSERT(IsArrayBuffer(), "Wrong type!");

    return mValue.mArrayBuffer.Value();

  }

  inline ArrayBuffer const &

  GetAsArrayBuffer() const

  {

    MOZ_ASSERT(IsArrayBuffer(), "Wrong type!");

    return mValue.mArrayBuffer.Value();

  }

  ArrayBufferView&

  RawSetAsArrayBufferView();

  ArrayBufferView&

  SetAsArrayBufferView();

  bool

  TrySetToArrayBufferView(JSContext* cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl = false);

  inline bool

  IsArrayBufferView() const

  {

    return mType == eArrayBufferView;

  }

  inline ArrayBufferView&

  GetAsArrayBufferView()

  {

    MOZ_ASSERT(IsArrayBufferView(), "Wrong type!");

    return mValue.mArrayBufferView.Value();

  }

  inline ArrayBufferView const &

  GetAsArrayBufferView() const

  {

    MOZ_ASSERT(IsArrayBufferView(), "Wrong type!");

    return mValue.mArrayBufferView.Value();

  }

  OwningNonNull<mozilla::dom::Blob>&

  RawSetAsBlob();

  OwningNonNull<mozilla::dom::Blob>&

  SetAsBlob();

  bool

  TrySetToBlob(JSContext* cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl = false);

  inline bool

  IsBlob() const

  {

    return mType == eBlob;

  }

  inline OwningNonNull<mozilla::dom::Blob>&

  GetAsBlob()

  {

    MOZ_ASSERT(IsBlob(), "Wrong type!");

    return mValue.mBlob.Value();

  }

  inline OwningNonNull<mozilla::dom::Blob> const &

  GetAsBlob() const

  {

    MOZ_ASSERT(IsBlob(), "Wrong type!");

    return mValue.mBlob.Value();

  }

  void

  Uninit();

  bool

  ToJSVal(JSContext* cx, JS::Handle<JSObject*> scopeObj, JS::MutableHandle<JS::Value> rval) const;

  void

  TraceUnion(JSTracer* trc);

private:

  void

  DestroyString();

  void

  DestroyArrayBuffer();

  void

  DestroyArrayBufferView();

  void

  DestroyBlob();

};

namespace IDBFileHandle_Binding {

  typedef mozilla::dom::IDBFileHandle NativeType;

  const JSClass*

  GetJSClass();

  bool

  Wrap(JSContext* aCx, mozilla::dom::IDBFileHandle* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector);

  template <class T>

  inline JSObject* Wrap(JSContext* aCx, T* aObject, JS::Handle<JSObject*> aGivenProto)

  {

    JS::Rooted<JSObject*> reflector(aCx);

    return Wrap(aCx, aObject, aObject, aGivenProto, &reflector) ? reflector.get() : nullptr;

  }

  // We declare this as an array so that retrieving a pointer to this

  // binding's property hooks only requires compile/link-time resolvable

  // address arithmetic.  Declaring it as a pointer instead would require

  // doing a run-time load to fetch a pointer to this binding's property

  // hooks.  And then structures which embedded a pointer to this structure

  // would require a run-time load for proper initialization, which would

  // then induce static constructors.  Lots of static constructors.

  extern const NativePropertyHooks sNativePropertyHooks[];

  void

  CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal);

  inline JS::Handle<JSObject*> GetProtoObjectHandle(JSContext* aCx)

  {

    /* Get the interface prototype object for this class.  This will create the

       object as needed. */

    return GetPerInterfaceObjectHandle(aCx, prototypes::id::IDBFileHandle,

                                       &CreateInterfaceObjects,

                                       /* aDefineOnGlobal = */ true);

  }

  inline JS::Handle<JSObject*> GetConstructorObjectHandle(JSContext* aCx, bool aDefineOnGlobal = true)

  {

    /* Get the interface object for this class.  This will create the object as

       needed. */

    return GetPerInterfaceObjectHandle(aCx, constructors::id::IDBFileHandle,

                                       &CreateInterfaceObjects,

                                       aDefineOnGlobal);

  }

  JSObject*

  GetConstructorObject(JSContext* aCx);

} // namespace IDBFileHandle_Binding

} // namespace dom

} // namespace mozilla

#endif // mozilla_dom_IDBFileHandleBinding_h