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/* -*- 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 */
#ifndef mozilla_StyleSheetInfo_h
#define mozilla_StyleSheetInfo_h
#include "mozilla/css/SheetParsingMode.h"
#include "mozilla/dom/SRIMetadata.h"
#include "mozilla/CORSMode.h"
#include "nsIReferrerInfo.h"
class nsIPrincipal;
class nsIURI;
namespace mozilla {
class StyleSheet;
struct StyleUseCounters;
struct StyleStylesheetContents;
struct URLExtraData;
* Struct for data common to CSSStyleSheetInner and ServoStyleSheet.
struct StyleSheetInfo final {
using ReferrerPolicy = dom::ReferrerPolicy;
StyleSheetInfo(CORSMode aCORSMode, const dom::SRIMetadata& aIntegrity,
css::SheetParsingMode aParsingMode);
// FIXME(emilio): aCopy should be const.
StyleSheetInfo(StyleSheetInfo& aCopy, StyleSheet* aPrimarySheet);
StyleSheetInfo* CloneFor(StyleSheet* aPrimarySheet);
void AddSheet(StyleSheet* aSheet);
void RemoveSheet(StyleSheet* aSheet);
size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const;
// FIXME(emilio): most of this struct should be const, then we can remove the
// duplication with the UrlExtraData member and such.
nsCOMPtr<nsIURI> mSheetURI; // for error reports, etc.
nsCOMPtr<nsIURI> mOriginalSheetURI; // for GetHref. Can be null.
nsCOMPtr<nsIURI> mBaseURI; // for resolving relative URIs
nsCOMPtr<nsIPrincipal> mPrincipal;
const CORSMode mCORSMode;
// The ReferrerInfo of a stylesheet is used for its child sheets and loads
// come from this stylesheet, so it is stored here.
nsCOMPtr<nsIReferrerInfo> mReferrerInfo;
dom::SRIMetadata mIntegrity;
// Pointer to the list of child sheets. This is all fundamentally broken,
// because each of the child sheets has a unique parent... We can only hope
// (and currently this is the case) that any time page JS can get its hands on
// a child sheet that means we've already ensured unique infos throughout its
// parent chain and things are good.
nsTArray<RefPtr<StyleSheet>> mChildren;
AutoTArray<StyleSheet*, 8> mSheets;
// If a SourceMap or X-SourceMap response header is seen, this is
// the value. If both are seen, SourceMap is preferred. If neither
// is seen, this will be an empty string.
nsCString mSourceMapURL;
RefPtr<const StyleStylesheetContents> mContents;
UniquePtr<StyleUseCounters> mUseCounters;
// XXX We already have mSheetURI, mBaseURI, and mPrincipal.
// Can we somehow replace them with URLExtraData directly? The issue
// is currently URLExtraData is immutable, but URIs in StyleSheetInfo
// seems to be mutable, so we probably cannot set them altogether.
// Also, this is mostly a duplicate reference of the same url data
// inside RawServoStyleSheet. We may want to just use that instead.
RefPtr<URLExtraData> mURLData;
#ifdef DEBUG
bool mPrincipalSet = false;
} // namespace mozilla
#endif // mozilla_StyleSheetInfo_h