gecko-dev/dom/fetch/FetchUtil.h

78 строки
2.2 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_FetchUtil_h
#define mozilla_dom_FetchUtil_h
#include "nsString.h"
#include "nsError.h"
#include "mozilla/ErrorResult.h"
#include "mozilla/dom/File.h"
#include "mozilla/dom/FormData.h"
class nsIPrincipal;
class nsIDocument;
class nsIHttpChannel;
namespace mozilla {
namespace dom {
class InternalRequest;
namespace workers {
class WorkerPrivate;
}
class FetchUtil final
{
private:
FetchUtil() = delete;
public:
/**
* Sets outMethod to a valid HTTP request method string based on an input method.
* Implements checks and normalization as specified by the Fetch specification.
* Returns NS_ERROR_DOM_SECURITY_ERR if the method is invalid.
* Otherwise returns NS_OK and the normalized method via outMethod.
*/
static nsresult
GetValidRequestMethod(const nsACString& aMethod, nsCString& outMethod);
/**
* Extracts an HTTP header from a substring range.
*/
static bool
ExtractHeader(nsACString::const_iterator& aStart,
nsACString::const_iterator& aEnd,
nsCString& aHeaderName,
nsCString& aHeaderValue,
bool* aWasEmptyHeader);
static nsresult
SetRequestReferrer(nsIPrincipal* aPrincipal,
nsIDocument* aDoc,
nsIHttpChannel* aChannel,
InternalRequest* aRequest);
/**
* Check that the given object is a Response and, if so, stream to the given
* JS consumer. On any failure, this function will report an error on the
* given JSContext before returning false. If executing in a worker, the
* WorkerPrivate must be given.
*/
static bool
StreamResponseToJS(JSContext* aCx,
JS::HandleObject aObj,
JS::MimeType aMimeType,
JS::StreamConsumer* aConsumer,
workers::WorkerPrivate* aMaybeWorker);
};
} // namespace dom
} // namespace mozilla
#endif