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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 _nsNSSComponent_h_
#define _nsNSSComponent_h_
#include "nsINSSComponent.h"
#include "EnterpriseRoots.h"
#include "ScopedNSSTypes.h"
#include "SharedCertVerifier.h"
#include "mozilla/Monitor.h"
#include "mozilla/Mutex.h"
#include "mozilla/RefPtr.h"
#include "nsCOMPtr.h"
#include "nsIObserver.h"
#include "nsNSSCallbacks.h"
#include "nsServiceManagerUtils.h"
#include "prerror.h"
#include "sslt.h"
#ifdef XP_WIN
# include <windows.h> // this needs to be before the following includes
# include <wincrypt.h>
#endif // XP_WIN
class nsIDOMWindow;
class nsIPrompt;
class nsISerialEventTarget;
class nsITimer;
namespace mozilla {
namespace psm {
[[nodiscard]] ::already_AddRefed<mozilla::psm::SharedCertVerifier>
GetDefaultCertVerifier();
UniqueCERTCertList FindClientCertificatesWithPrivateKeys();
} // namespace psm
} // namespace mozilla
#define NS_NSSCOMPONENT_CID \
{ \
0x4cb64dfd, 0xca98, 0x4e24, { \
0xbe, 0xfd, 0x0d, 0x92, 0x85, 0xa3, 0x3b, 0xcb \
} \
}
bool EnsureNSSInitializedChromeOrContent();
bool HandleTLSPrefChange(const nsCString& aPref);
void SetValidationOptionsCommon();
void PrepareForShutdownInSocketProcess();
// Implementation of the PSM component interface.
class nsNSSComponent final : public nsINSSComponent, public nsIObserver {
public:
// LoadLoadableCertsTask updates mLoadableCertsLoaded and
// mLoadableCertsLoadedResult and then signals mLoadableCertsLoadedMonitor.
friend class LoadLoadableCertsTask;
// BackgroundImportEnterpriseCertsTask calls ImportEnterpriseRoots and
// UpdateCertVerifierWithEnterpriseRoots.
friend class BackgroundImportEnterpriseCertsTask;
nsNSSComponent();
NS_DECL_THREADSAFE_ISUPPORTS
NS_DECL_NSINSSCOMPONENT
NS_DECL_NSIOBSERVER
nsresult Init();
static nsresult GetNewPrompter(nsIPrompt** result);
static void FillTLSVersionRange(SSLVersionRange& rangeOut,
uint32_t minFromPrefs, uint32_t maxFromPrefs,
SSLVersionRange defaults);
static nsresult SetEnabledTLSVersions();
// This function does the actual work of clearing the session cache. It is to
// be used by the socket process (where there is no nsINSSComponent) and
// internally by nsNSSComponent.
// NB: NSS must have already been initialized before this is called.
static void DoClearSSLExternalAndInternalSessionCache();
protected:
virtual ~nsNSSComponent();
private:
nsresult InitializeNSS();
void PrepareForShutdown();
void setValidationOptions(bool isInitialSetting,
const mozilla::MutexAutoLock& proofOfLock);
void GetRevocationBehaviorFromPrefs(
/*out*/ mozilla::psm::CertVerifier::OcspDownloadConfig* odc,
/*out*/ mozilla::psm::CertVerifier::OcspStrictConfig* osc,
/*out*/ uint32_t* certShortLifetimeInDays,
/*out*/ TimeDuration& softTimeout,
/*out*/ TimeDuration& hardTimeout);
void UpdateCertVerifierWithEnterpriseRoots();
nsresult RegisterObservers();
void MaybeImportEnterpriseRoots();
void ImportEnterpriseRoots();
void UnloadEnterpriseRoots();
nsresult CommonGetEnterpriseCerts(
nsTArray<nsTArray<uint8_t>>& enterpriseCerts, bool getRoots);
bool ShouldEnableEnterpriseRootsForFamilySafety(uint32_t familySafetyMode);
nsresult MaybeEnableIntermediatePreloadingHealer();
// mLoadableCertsLoadedMonitor protects mLoadableCertsLoaded.
mozilla::Monitor mLoadableCertsLoadedMonitor;
bool mLoadableCertsLoaded MOZ_GUARDED_BY(mLoadableCertsLoadedMonitor);
nsresult mLoadableCertsLoadedResult
MOZ_GUARDED_BY(mLoadableCertsLoadedMonitor);
// mMutex protects all members that are accessed from more than one thread.
mozilla::Mutex mMutex;
// The following members are accessed from more than one thread:
#ifdef DEBUG
nsCString mTestBuiltInRootHash MOZ_GUARDED_BY(mMutex);
#endif
RefPtr<mozilla::psm::SharedCertVerifier> mDefaultCertVerifier
MOZ_GUARDED_BY(mMutex);
nsString mMitmCanaryIssuer MOZ_GUARDED_BY(mMutex);
bool mMitmDetecionEnabled MOZ_GUARDED_BY(mMutex);
mozilla::Vector<EnterpriseCert> mEnterpriseCerts MOZ_GUARDED_BY(mMutex);
// The following members are accessed only on the main thread:
static int mInstanceCount;
// If the intermediate preloading healer is enabled, the following timer
// periodically dispatches events to the background task queue. Each of these
// events scans the NSS certdb for preloaded intermediates that are in
// cert_storage and thus can be removed. By default, the interval is 5
// minutes.
nsCOMPtr<nsISerialEventTarget> mIntermediatePreloadingHealerTaskQueue;
nsCOMPtr<nsITimer> mIntermediatePreloadingHealerTimer;
};
inline nsresult BlockUntilLoadableCertsLoaded() {
nsCOMPtr<nsINSSComponent> component(do_GetService(PSM_COMPONENT_CONTRACTID));
if (!component) {
return NS_ERROR_FAILURE;
}
return component->BlockUntilLoadableCertsLoaded();
}
inline nsresult CheckForSmartCardChanges() {
#ifndef MOZ_NO_SMART_CARDS
nsCOMPtr<nsINSSComponent> component(do_GetService(PSM_COMPONENT_CONTRACTID));
if (!component) {
return NS_ERROR_FAILURE;
}
return component->CheckForSmartCardChanges();
#else
return NS_OK;
#endif
}
#endif // _nsNSSComponent_h_
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