gecko-dev/caps/nsPrincipal.h

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5.8 KiB
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 nsPrincipal_h__
#define nsPrincipal_h__
#include "nsAutoPtr.h"
#include "nsCOMPtr.h"
#include "nsJSPrincipals.h"
#include "nsTArray.h"
#include "nsAutoPtr.h"
#include "nsIProtocolHandler.h"
#include "nsNetUtil.h"
#include "nsScriptSecurityManager.h"
class nsIObjectInputStream;
class nsIObjectOutputStream;
class nsBasePrincipal : public nsJSPrincipals
{
public:
nsBasePrincipal();
protected:
virtual ~nsBasePrincipal();
public:
NS_IMETHOD_(MozExternalRefCountType) AddRef(void);
NS_IMETHOD_(MozExternalRefCountType) Release(void);
NS_IMETHOD GetCsp(nsIContentSecurityPolicy** aCsp);
NS_IMETHOD SetCsp(nsIContentSecurityPolicy* aCsp);
public:
static const char sInvalid[];
protected:
#ifdef DEBUG
virtual void dumpImpl() = 0;
#endif
nsCOMPtr<nsIContentSecurityPolicy> mCSP;
};
class nsPrincipal final : public nsBasePrincipal
{
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_NSISERIALIZABLE
NS_IMETHOD Equals(nsIPrincipal* other, bool* _retval) override;
NS_IMETHOD EqualsConsideringDomain(nsIPrincipal* other, bool* _retval) override;
NS_IMETHOD GetHashValue(uint32_t* aHashValue) override;
NS_IMETHOD GetURI(nsIURI** aURI) override;
NS_IMETHOD GetDomain(nsIURI** aDomain) override;
NS_IMETHOD SetDomain(nsIURI* aDomain) override;
NS_IMETHOD GetOrigin(char** aOrigin) override;
NS_IMETHOD Subsumes(nsIPrincipal* other, bool* _retval) override;
NS_IMETHOD SubsumesConsideringDomain(nsIPrincipal* other, bool* _retval) override;
NS_IMETHOD CheckMayLoad(nsIURI* uri, bool report, bool allowIfInheritsPrincipal) override;
NS_IMETHOD GetJarPrefix(nsACString& aJarPrefix) override;
NS_IMETHOD GetAppStatus(uint16_t* aAppStatus) override;
NS_IMETHOD GetAppId(uint32_t* aAppStatus) override;
NS_IMETHOD GetIsInBrowserElement(bool* aIsInBrowserElement) override;
NS_IMETHOD GetUnknownAppId(bool* aUnknownAppId) override;
NS_IMETHOD GetIsNullPrincipal(bool* aIsNullPrincipal) override;
NS_IMETHOD GetBaseDomain(nsACString& aBaseDomain) override;
virtual bool IsOnCSSUnprefixingWhitelist() override;
#ifdef DEBUG
virtual void dumpImpl() override;
#endif
nsPrincipal();
// Init() must be called before the principal is in a usable state.
nsresult Init(nsIURI* aCodebase,
uint32_t aAppId,
bool aInMozBrowser);
virtual void GetScriptLocation(nsACString& aStr) override;
void SetURI(nsIURI* aURI);
static bool IsPrincipalInherited(nsIURI* aURI) {
// return true if the loadee URI has
// the URI_INHERITS_SECURITY_CONTEXT flag set.
bool doesInheritSecurityContext;
nsresult rv =
NS_URIChainHasFlags(aURI,
nsIProtocolHandler::URI_INHERITS_SECURITY_CONTEXT,
&doesInheritSecurityContext);
if (NS_SUCCEEDED(rv) && doesInheritSecurityContext) {
return true;
}
return false;
}
/**
* Computes the puny-encoded origin of aURI.
*/
static nsresult GetOriginForURI(nsIURI* aURI, char **aOrigin);
/**
* Called at startup to setup static data, e.g. about:config pref-observers.
*/
static void InitializeStatics();
nsCOMPtr<nsIURI> mDomain;
nsCOMPtr<nsIURI> mCodebase;
uint32_t mAppId;
bool mInMozBrowser;
// If mCodebaseImmutable is true, mCodebase is non-null and immutable
bool mCodebaseImmutable;
bool mDomainImmutable;
bool mInitialized;
mozilla::Maybe<bool> mIsOnCSSUnprefixingWhitelist; // Lazily-computed
protected:
virtual ~nsPrincipal();
/**
* Returns the app status of the principal based on mAppId and mInMozBrowser.
*/
uint16_t GetAppStatus();
};
class nsExpandedPrincipal : public nsIExpandedPrincipal, public nsBasePrincipal
{
public:
explicit nsExpandedPrincipal(nsTArray< nsCOMPtr<nsIPrincipal> > &aWhiteList);
protected:
virtual ~nsExpandedPrincipal();
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_NSIEXPANDEDPRINCIPAL
NS_DECL_NSISERIALIZABLE
NS_IMETHOD Equals(nsIPrincipal* other, bool* _retval) override;
NS_IMETHOD EqualsConsideringDomain(nsIPrincipal* other, bool* _retval) override;
NS_IMETHOD GetHashValue(uint32_t* aHashValue) override;
NS_IMETHOD GetURI(nsIURI** aURI) override;
NS_IMETHOD GetDomain(nsIURI** aDomain) override;
NS_IMETHOD SetDomain(nsIURI* aDomain) override;
NS_IMETHOD GetOrigin(char** aOrigin) override;
NS_IMETHOD Subsumes(nsIPrincipal* other, bool* _retval) override;
NS_IMETHOD SubsumesConsideringDomain(nsIPrincipal* other, bool* _retval) override;
NS_IMETHOD CheckMayLoad(nsIURI* uri, bool report, bool allowIfInheritsPrincipal) override;
NS_IMETHOD GetJarPrefix(nsACString& aJarPrefix) override;
NS_IMETHOD GetAppStatus(uint16_t* aAppStatus) override;
NS_IMETHOD GetAppId(uint32_t* aAppStatus) override;
NS_IMETHOD GetIsInBrowserElement(bool* aIsInBrowserElement) override;
NS_IMETHOD GetUnknownAppId(bool* aUnknownAppId) override;
NS_IMETHOD GetIsNullPrincipal(bool* aIsNullPrincipal) override;
NS_IMETHOD GetBaseDomain(nsACString& aBaseDomain) override;
virtual bool IsOnCSSUnprefixingWhitelist() override;
#ifdef DEBUG
virtual void dumpImpl() override;
#endif
virtual void GetScriptLocation(nsACString &aStr) override;
private:
nsTArray< nsCOMPtr<nsIPrincipal> > mPrincipals;
};
#define NS_PRINCIPAL_CONTRACTID "@mozilla.org/principal;1"
#define NS_PRINCIPAL_CID \
{ 0x09b7e598, 0x490d, 0x423f, \
{ 0xa8, 0xa6, 0x2e, 0x6c, 0x4e, 0xc8, 0x77, 0x50 }}
#define NS_EXPANDEDPRINCIPAL_CONTRACTID "@mozilla.org/expandedprincipal;1"
#define NS_EXPANDEDPRINCIPAL_CID \
{ 0xb33a3807, 0xb76c, 0x44e5, \
{ 0xb9, 0x9d, 0x95, 0x7e, 0xe9, 0xba, 0x6e, 0x39 }}
#endif // nsPrincipal_h__