gecko-dev/dom/fetch/Headers.h

115 lines
3.6 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_dom_Headers_h
#define mozilla_dom_Headers_h
#include "mozilla/dom/HeadersBinding.h"
#include "nsClassHashtable.h"
#include "nsWrapperCache.h"
class nsPIDOMWindow;
namespace mozilla {
class ErrorResult;
namespace dom {
template<typename T> class MozMap;
class HeadersOrByteStringSequenceSequenceOrByteStringMozMap;
class Headers MOZ_FINAL : public nsISupports
, public nsWrapperCache
{
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(Headers)
private:
struct Entry
{
Entry(const nsACString& aName, const nsACString& aValue)
: mName(aName)
, mValue(aValue)
{ }
Entry() { }
nsCString mName;
nsCString mValue;
};
nsRefPtr<nsISupports> mOwner;
HeadersGuardEnum mGuard;
nsTArray<Entry> mList;
public:
explicit Headers(nsISupports* aOwner, HeadersGuardEnum aGuard = HeadersGuardEnum::None)
: mOwner(aOwner)
, mGuard(aGuard)
{
SetIsDOMBinding();
}
static bool PrefEnabled(JSContext* cx, JSObject* obj);
static already_AddRefed<Headers>
Constructor(const GlobalObject& aGlobal,
const Optional<HeadersOrByteStringSequenceSequenceOrByteStringMozMap>& aInit,
ErrorResult& aRv);
void Append(const nsACString& aName, const nsACString& aValue,
ErrorResult& aRv);
void Delete(const nsACString& aName, ErrorResult& aRv);
void Get(const nsACString& aName, nsCString& aValue, ErrorResult& aRv) const;
void GetAll(const nsACString& aName, nsTArray<nsCString>& aResults,
ErrorResult& aRv) const;
bool Has(const nsACString& aName, ErrorResult& aRv) const;
void Set(const nsACString& aName, const nsACString& aValue, ErrorResult& aRv);
// ChromeOnly
HeadersGuardEnum Guard() const { return mGuard; }
void SetGuard(HeadersGuardEnum aGuard, ErrorResult& aRv);
virtual JSObject* WrapObject(JSContext* aCx);
nsISupports* GetParentObject() const { return mOwner; }
private:
Headers(const Headers& aOther) MOZ_DELETE;
virtual ~Headers();
static bool IsSimpleHeader(const nsACString& aName,
const nsACString* aValue = nullptr);
static bool IsInvalidName(const nsACString& aName, ErrorResult& aRv);
static bool IsInvalidValue(const nsACString& aValue, ErrorResult& aRv);
bool IsImmutable(ErrorResult& aRv) const;
bool IsForbiddenRequestHeader(const nsACString& aName) const;
bool IsForbiddenRequestNoCorsHeader(const nsACString& aName,
const nsACString* aValue = nullptr) const;
bool IsForbiddenResponseHeader(const nsACString& aName) const;
bool IsInvalidMutableHeader(const nsACString& aName,
const nsACString* aValue,
ErrorResult& aRv) const
{
return IsInvalidName(aName, aRv) ||
(aValue && IsInvalidValue(*aValue, aRv)) ||
IsImmutable(aRv) ||
IsForbiddenRequestHeader(aName) ||
IsForbiddenRequestNoCorsHeader(aName, aValue) ||
IsForbiddenResponseHeader(aName);
}
void Fill(const Headers& aInit, ErrorResult& aRv);
void Fill(const Sequence<Sequence<nsCString>>& aInit, ErrorResult& aRv);
void Fill(const MozMap<nsCString>& aInit, ErrorResult& aRv);
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_Headers_h