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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 __NSCERTOVERRIDESERVICE_H__
#define __NSCERTOVERRIDESERVICE_H__
#include "mozilla/ReentrantMonitor.h"
#include "nsICertOverrideService.h"
#include "nsTHashtable.h"
#include "nsIObserver.h"
#include "nsString.h"
#include "nsIFile.h"
#include "secoidt.h"
#include "nsWeakReference.h"
#include "mozilla/Attributes.h"
class nsCertOverride
{
public:
enum OverrideBits { ob_None=0, ob_Untrusted=1, ob_Mismatch=2,
ob_Time_error=4 };
nsCertOverride()
:mPort(-1)
,mOverrideBits(ob_None)
{
}
nsCertOverride(const nsCertOverride &other)
{
this->operator=(other);
}
nsCertOverride &operator=(const nsCertOverride &other)
{
mAsciiHost = other.mAsciiHost;
mPort = other.mPort;
mIsTemporary = other.mIsTemporary;
mFingerprintAlgOID = other.mFingerprintAlgOID;
mFingerprint = other.mFingerprint;
mOverrideBits = other.mOverrideBits;
mDBKey = other.mDBKey;
mCert = other.mCert;
return *this;
}
nsCString mAsciiHost;
int32_t mPort;
bool mIsTemporary; // true: session only, false: stored on disk
nsCString mFingerprint;
nsCString mFingerprintAlgOID;
OverrideBits mOverrideBits;
nsCString mDBKey;
nsCOMPtr <nsIX509Cert> mCert;
static void convertBitsToString(OverrideBits ob, nsACString &str);
static void convertStringToBits(const nsACString &str, OverrideBits &ob);
};
// hash entry class
class nsCertOverrideEntry final : public PLDHashEntryHdr
{
public:
// Hash methods
typedef const char* KeyType;
typedef const char* KeyTypePointer;
// do nothing with aHost - we require mHead to be set before we're live!
explicit nsCertOverrideEntry(KeyTypePointer aHostWithPortUTF8)
{
}
nsCertOverrideEntry(const nsCertOverrideEntry& toCopy)
{
mSettings = toCopy.mSettings;
mHostWithPort = toCopy.mHostWithPort;
}
~nsCertOverrideEntry()
{
}
KeyType GetKey() const
{
return HostWithPortPtr();
}
KeyTypePointer GetKeyPointer() const
{
return HostWithPortPtr();
}
bool KeyEquals(KeyTypePointer aKey) const
{
return !strcmp(HostWithPortPtr(), aKey);
}
static KeyTypePointer KeyToPointer(KeyType aKey)
{
return aKey;
}
static PLDHashNumber HashKey(KeyTypePointer aKey)
{
return PLDHashTable::HashStringKey(aKey);
}
enum { ALLOW_MEMMOVE = false };
// get methods
inline const nsCString &HostWithPort() const { return mHostWithPort; }
inline KeyTypePointer HostWithPortPtr() const
{
return mHostWithPort.get();
}
nsCertOverride mSettings;
nsCString mHostWithPort;
};
class nsCertOverrideService final : public nsICertOverrideService
, public nsIObserver
, public nsSupportsWeakReference
{
public:
NS_DECL_THREADSAFE_ISUPPORTS
NS_DECL_NSICERTOVERRIDESERVICE
NS_DECL_NSIOBSERVER
nsCertOverrideService();
nsresult Init();
void RemoveAllTemporaryOverrides();
typedef void
(*CertOverrideEnumerator)(const nsCertOverride &aSettings,
void *aUserData);
// aCert == null: return all overrides
// aCert != null: return overrides that match the given cert
nsresult EnumerateCertOverrides(nsIX509Cert *aCert,
CertOverrideEnumerator enumerator,
void *aUserData);
// Concates host name and the port number. If the port number is -1 then
// port 443 is automatically used. This method ensures there is always a port
// number separated with colon.
static void GetHostWithPort(const nsACString & aHostName, int32_t aPort, nsACString& _retval);
protected:
~nsCertOverrideService();
mozilla::ReentrantMonitor monitor;
nsCOMPtr<nsIFile> mSettingsFile;
nsTHashtable<nsCertOverrideEntry> mSettingsTable;
SECOidTag mOidTagForStoringNewHashes;
nsCString mDottedOidForStoringNewHashes;
void CountPermanentOverrideTelemetry();
void RemoveAllFromMemory();
nsresult Read();
nsresult Write();
nsresult AddEntryToList(const nsACString &host, int32_t port,
nsIX509Cert *aCert,
const bool aIsTemporary,
const nsACString &algo_oid,
const nsACString &fingerprint,
nsCertOverride::OverrideBits ob,
const nsACString &dbKey);
};
#define NS_CERTOVERRIDE_CID { /* 67ba681d-5485-4fff-952c-2ee337ffdcd6 */ \
0x67ba681d, \
0x5485, \
0x4fff, \
{0x95, 0x2c, 0x2e, 0xe3, 0x37, 0xff, 0xdc, 0xd6} \
}
#endif
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