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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 http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_ipc_backgroundutils_h__
#define mozilla_ipc_backgroundutils_h__
#include "ipc/IPCMessageUtils.h"
#include "mozilla/Attributes.h"
#include "mozilla/OriginAttributes.h"
#include "nsCOMPtr.h"
#include "nscore.h"
class nsIContentSecurityPolicy;
class nsILoadInfo;
class nsINode;
class nsIPrincipal;
class nsIRedirectHistoryEntry;
namespace IPC {
namespace detail {
template <class ParamType>
struct OriginAttributesParamTraits {
typedef ParamType paramType;
static void Write(Message* aMsg, const paramType& aParam) {
nsAutoCString suffix;
aParam.CreateSuffix(suffix);
WriteParam(aMsg, suffix);
}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
nsAutoCString suffix;
return ReadParam(aMsg, aIter, &suffix) &&
aResult->PopulateFromSuffix(suffix);
}
};
} // namespace detail
template <>
struct ParamTraits<mozilla::OriginAttributes>
: public detail::OriginAttributesParamTraits<mozilla::OriginAttributes> {};
} // namespace IPC
namespace mozilla {
namespace dom {
class Document;
}
namespace net {
class ChildLoadInfoForwarderArgs;
class LoadInfoArgs;
class LoadInfo;
class ParentLoadInfoForwarderArgs;
class RedirectHistoryEntryInfo;
} // namespace net
namespace ipc {
class ContentSecurityPolicy;
class CSPInfo;
class PrincipalInfo;
/**
* Convert a PrincipalInfo to an nsIPrincipal.
*
* MUST be called on the main thread.
*/
Result<nsCOMPtr<nsIPrincipal>, nsresult> PrincipalInfoToPrincipal(
const PrincipalInfo& aPrincipalInfo);
/**
* Convert an nsIPrincipal to a PrincipalInfo.
*
* MUST be called on the main thread only.
*/
nsresult PrincipalToPrincipalInfo(nsIPrincipal* aPrincipal,
PrincipalInfo* aPrincipalInfo,
bool aSkipBaseDomain = false);
/**
* Convert a CSPInfo to an nsIContentSecurityPolicy.
*
* MUST be called on the main thread only.
*
* If possible, provide a requesting doc, so policy violation events can
* be dispatched correctly. If aRequestingDoc is null, then the CSPInfo holds
* the necessary fallback information, like a serialized requestPrincipal,
* to generate a valid nsIContentSecurityPolicy.
*/
already_AddRefed<nsIContentSecurityPolicy> CSPInfoToCSP(
const CSPInfo& aCSPInfo, mozilla::dom::Document* aRequestingDoc,
nsresult* aOptionalResult = nullptr);
/**
* Convert an nsIContentSecurityPolicy to a CSPInfo.
*
* MUST be called on the main thread only.
*/
nsresult CSPToCSPInfo(nsIContentSecurityPolicy* aCSP, CSPInfo* aCSPInfo);
/**
* Return true if this PrincipalInfo is a content principal and it has
* a privateBrowsing id in its OriginAttributes
*/
bool IsPrincipalInfoPrivate(const PrincipalInfo& aPrincipalInfo);
/**
* Convert an RedirectHistoryEntryInfo to a nsIRedirectHistoryEntry.
*/
already_AddRefed<nsIRedirectHistoryEntry> RHEntryInfoToRHEntry(
const mozilla::net::RedirectHistoryEntryInfo& aRHEntryInfo);
/**
* Convert an nsIRedirectHistoryEntry to a RedirectHistoryEntryInfo.
*/
nsresult RHEntryToRHEntryInfo(
nsIRedirectHistoryEntry* aRHEntry,
mozilla::net::RedirectHistoryEntryInfo* aRHEntryInfo);
/**
* Convert a LoadInfo to LoadInfoArgs struct.
*/
nsresult LoadInfoToLoadInfoArgs(
nsILoadInfo* aLoadInfo,
Maybe<mozilla::net::LoadInfoArgs>* outOptionalLoadInfoArgs);
/**
* Convert LoadInfoArgs to a LoadInfo.
*/
nsresult LoadInfoArgsToLoadInfo(
const Maybe<mozilla::net::LoadInfoArgs>& aOptionalLoadInfoArgs,
nsILoadInfo** outLoadInfo);
nsresult LoadInfoArgsToLoadInfo(
const Maybe<mozilla::net::LoadInfoArgs>& aOptionalLoadInfoArgs,
nsINode* aCspToInheritLoadingContext, nsILoadInfo** outLoadInfo);
nsresult LoadInfoArgsToLoadInfo(
const Maybe<net::LoadInfoArgs>& aOptionalLoadInfoArgs,
mozilla::net::LoadInfo** outLoadInfo);
nsresult LoadInfoArgsToLoadInfo(
const Maybe<net::LoadInfoArgs>& aOptionalLoadInfoArgs,
nsINode* aCspToInheritLoadingContext, mozilla::net::LoadInfo** outLoadInfo);
/**
* Fills ParentLoadInfoForwarderArgs with properties we want to carry to child
* processes.
*/
void LoadInfoToParentLoadInfoForwarder(
nsILoadInfo* aLoadInfo,
mozilla::net::ParentLoadInfoForwarderArgs* aForwarderArgsOut);
/**
* Merges (replaces) properties of an existing LoadInfo on a child process
* with properties carried down through ParentLoadInfoForwarderArgs.
*/
nsresult MergeParentLoadInfoForwarder(
mozilla::net::ParentLoadInfoForwarderArgs const& aForwarderArgs,
nsILoadInfo* aLoadInfo);
/**
* Fills ChildLoadInfoForwarderArgs with properties we want to carry to the
* parent process after the initial channel creation.
*/
void LoadInfoToChildLoadInfoForwarder(
nsILoadInfo* aLoadInfo,
mozilla::net::ChildLoadInfoForwarderArgs* aForwarderArgsOut);
/**
* Merges (replaces) properties of an existing LoadInfo on the parent process
* with properties contained in a ChildLoadInfoForwarderArgs.
*/
nsresult MergeChildLoadInfoForwarder(
const mozilla::net::ChildLoadInfoForwarderArgs& aForwardArgs,
nsILoadInfo* aLoadInfo);
} // namespace ipc
} // namespace mozilla
#endif // mozilla_ipc_backgroundutils_h__