The Tor Browser: security/manager/ssl/src/nsNSSCertificate.cpp@141e0f1194b1 (annotated)

security/manager/ssl/src/nsNSSCertificate.cpp@141e0f1194b1 (annotated)

security/manager/ssl/src/nsNSSCertificate.cpp

Wed, 31 Dec 2014 07:16:47 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Wed, 31 Dec 2014 07:16:47 +0100
branch: TOR_BUG_9701
changeset 3: 141e0f1194b1
permissions: -rw-r--r--

Revert simplistic fix pending revisit of Mozilla integration attempt.

 /* -*- 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/. */
 #include "nsNSSCertificate.h"
 #include "prmem.h"
 #include "prerror.h"
 #include "prprf.h"
 #include "CertVerifier.h"
 #include "ExtendedValidation.h"
 #include "pkix/pkixtypes.h"
 #include "nsNSSComponent.h" // for PIPNSS string bundle calls.
 #include "nsNSSCleaner.h"
 #include "nsCOMPtr.h"
 #include "nsIMutableArray.h"
 #include "nsNSSCertValidity.h"
 #include "nsPKCS12Blob.h"
 #include "nsPK11TokenDB.h"
 #include "nsIX509Cert.h"
 #include "nsIX509Cert3.h"
 #include "nsISMimeCert.h"
 #include "nsNSSASN1Object.h"
 #include "nsString.h"
 #include "nsXPIDLString.h"
 #include "nsReadableUtils.h"
 #include "nsIURI.h"
 #include "nsCRT.h"
 #include "nsUsageArrayHelper.h"
 #include "nsICertificateDialogs.h"
 #include "nsNSSCertHelper.h"
 #include "nsISupportsPrimitives.h"
 #include "nsUnicharUtils.h"
 #include "nsThreadUtils.h"
 #include "nsCertVerificationThread.h"
 #include "nsIObjectOutputStream.h"
 #include "nsIObjectInputStream.h"
 #include "nsIProgrammingLanguage.h"
 #include "nsXULAppAPI.h"
 #include "ScopedNSSTypes.h"
 #include "nsProxyRelease.h"
 #include "mozilla/Base64.h"
 #include "nspr.h"
 #include "certdb.h"
 #include "secerr.h"
 #include "nssb64.h"
 #include "secasn1.h"
 #include "secder.h"
 #include "ssl.h"
 #include "ocsp.h"
 #include "plbase64.h"
 using namespace mozilla;
 using namespace mozilla::psm;
 #ifdef PR_LOGGING
 extern PRLogModuleInfo* gPIPNSSLog;
 #endif
 NSSCleanupAutoPtrClass_WithParam(PLArenaPool, PORT_FreeArena, FalseParam, false)
 // This is being stored in an uint32_t that can otherwise
 // only take values from nsIX509Cert's list of cert types.
 // As nsIX509Cert is frozen, we choose a value not contained
 // in the list to mean not yet initialized.
 #define CERT_TYPE_NOT_YET_INITIALIZED (1 << 30)
 NS_IMPL_ISUPPORTS(nsNSSCertificate,
                   nsIX509Cert,
                   nsIX509Cert2,
                   nsIX509Cert3,
                   nsIIdentityInfo,
                   nsISMimeCert,
                   nsISerializable,
                   nsIClassInfo)
 /*static*/ nsNSSCertificate*
 nsNSSCertificate::Create(CERTCertificate* cert, SECOidTag* evOidPolicy)
 {
   if (GeckoProcessType_Default != XRE_GetProcessType()) {
     NS_ERROR("Trying to initialize nsNSSCertificate in a non-chrome process!");
     return nullptr;
   }
   if (cert)
     return new nsNSSCertificate(cert, evOidPolicy);
   else
     return new nsNSSCertificate();
 }
 nsNSSCertificate*
 nsNSSCertificate::ConstructFromDER(char* certDER, int derLen)
 {
   // On non-chrome process prevent instantiation
   if (GeckoProcessType_Default != XRE_GetProcessType())
     return nullptr;
   nsNSSCertificate* newObject = nsNSSCertificate::Create();
   if (newObject && !newObject->InitFromDER(certDER, derLen)) {
     delete newObject;
     newObject = nullptr;
   }
   return newObject;
 }
 bool
 nsNSSCertificate::InitFromDER(char* certDER, int derLen)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return false;
   if (!certDER || !derLen)
     return false;
   CERTCertificate* aCert = CERT_DecodeCertFromPackage(certDER, derLen);
   if (!aCert)
     return false;
   if (!aCert->dbhandle)
   {
     aCert->dbhandle = CERT_GetDefaultCertDB();
   }
   mCert = aCert;
   return true;
 }
 nsNSSCertificate::nsNSSCertificate(CERTCertificate* cert,
                                    SECOidTag* evOidPolicy)
   : mCert(nullptr)
   , mPermDelete(false)
   , mCertType(CERT_TYPE_NOT_YET_INITIALIZED)
   , mCachedEVStatus(ev_status_unknown)
 {
 #if defined(DEBUG)
   if (GeckoProcessType_Default != XRE_GetProcessType())
     NS_ERROR("Trying to initialize nsNSSCertificate in a non-chrome process!");
 #endif
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return;
   if (cert) {
     mCert = CERT_DupCertificate(cert);
     if (evOidPolicy) {
       if (*evOidPolicy == SEC_OID_UNKNOWN) {
         mCachedEVStatus =  ev_status_invalid;
       }
       else {
         mCachedEVStatus = ev_status_valid;
       }
       mCachedEVOidTag = *evOidPolicy;
     }
   }
 }
 nsNSSCertificate::nsNSSCertificate() :
   mCert(nullptr),
   mPermDelete(false),
   mCertType(CERT_TYPE_NOT_YET_INITIALIZED),
   mCachedEVStatus(ev_status_unknown)
 {
   if (GeckoProcessType_Default != XRE_GetProcessType())
     NS_ERROR("Trying to initialize nsNSSCertificate in a non-chrome process!");
 }
 nsNSSCertificate::~nsNSSCertificate()
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown()) {
     return;
   }
   destructorSafeDestroyNSSReference();
   shutdown(calledFromObject);
 }
 void nsNSSCertificate::virtualDestroyNSSReference()
 {
   destructorSafeDestroyNSSReference();
 }
 void nsNSSCertificate::destructorSafeDestroyNSSReference()
 {
   if (mPermDelete) {
     if (mCertType == nsNSSCertificate::USER_CERT) {
       nsCOMPtr<nsIInterfaceRequestor> cxt = new PipUIContext();
       PK11_DeleteTokenCertAndKey(mCert.get(), cxt);
     } else if (!PK11_IsReadOnly(mCert->slot)) {
       // If the list of built-ins does contain a non-removable
       // copy of this certificate, our call will not remove
       // the certificate permanently, but rather remove all trust.
       SEC_DeletePermCertificate(mCert.get());
     }
   }
   mCert = nullptr;
 }
 nsresult
 nsNSSCertificate::GetCertType(uint32_t* aCertType)
 {
   if (mCertType == CERT_TYPE_NOT_YET_INITIALIZED) {
      // only determine cert type once and cache it
      mCertType = getCertType(mCert.get());
   }
   *aCertType = mCertType;
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetIsSelfSigned(bool* aIsSelfSigned)
 {
   NS_ENSURE_ARG(aIsSelfSigned);
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   *aIsSelfSigned = mCert->isRoot;
   return NS_OK;
 }
 nsresult
 nsNSSCertificate::MarkForPermDeletion()
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   // make sure user is logged in to the token
   nsCOMPtr<nsIInterfaceRequestor> ctx = new PipUIContext();
   if (PK11_NeedLogin(mCert->slot)
       && !PK11_NeedUserInit(mCert->slot)
       && !PK11_IsInternal(mCert->slot))
   {
     if (SECSuccess != PK11_Authenticate(mCert->slot, true, ctx))
     {
       return NS_ERROR_FAILURE;
     }
   }
   mPermDelete = true;
   return NS_OK;
 }
 nsresult
 GetKeyUsagesString(CERTCertificate* cert, nsINSSComponent* nssComponent,
                    nsString& text)
 {
   text.Truncate();
   SECItem keyUsageItem;
   keyUsageItem.data = nullptr;
   SECStatus srv;
   // There is no extension, v1 or v2 certificate
   if (!cert->extensions)
     return NS_OK;
   srv = CERT_FindKeyUsageExtension(cert, &keyUsageItem);
   if (srv == SECFailure) {
     if (PORT_GetError () == SEC_ERROR_EXTENSION_NOT_FOUND)
       return NS_OK;
     else
       return NS_ERROR_FAILURE;
   }
   unsigned char keyUsage = keyUsageItem.data[0];
   nsAutoString local;
   nsresult rv;
   const char16_t comma = ',';
   if (keyUsage & KU_DIGITAL_SIGNATURE) {
     rv = nssComponent->GetPIPNSSBundleString("CertDumpKUSign", local);
     if (NS_SUCCEEDED(rv)) {
       if (!text.IsEmpty()) text.Append(comma);
       text.Append(local.get());
     }
   }
   if (keyUsage & KU_NON_REPUDIATION) {
     rv = nssComponent->GetPIPNSSBundleString("CertDumpKUNonRep", local);
     if (NS_SUCCEEDED(rv)) {
       if (!text.IsEmpty()) text.Append(comma);
       text.Append(local.get());
     }
   }
   if (keyUsage & KU_KEY_ENCIPHERMENT) {
     rv = nssComponent->GetPIPNSSBundleString("CertDumpKUEnc", local);
     if (NS_SUCCEEDED(rv)) {
       if (!text.IsEmpty()) text.Append(comma);
       text.Append(local.get());
     }
   }
   if (keyUsage & KU_DATA_ENCIPHERMENT) {
     rv = nssComponent->GetPIPNSSBundleString("CertDumpKUDEnc", local);
     if (NS_SUCCEEDED(rv)) {
       if (!text.IsEmpty()) text.Append(comma);
       text.Append(local.get());
     }
   }
   if (keyUsage & KU_KEY_AGREEMENT) {
     rv = nssComponent->GetPIPNSSBundleString("CertDumpKUKA", local);
     if (NS_SUCCEEDED(rv)) {
       if (!text.IsEmpty()) text.Append(comma);
       text.Append(local.get());
     }
   }
   if (keyUsage & KU_KEY_CERT_SIGN) {
     rv = nssComponent->GetPIPNSSBundleString("CertDumpKUCertSign", local);
     if (NS_SUCCEEDED(rv)) {
       if (!text.IsEmpty()) text.Append(comma);
       text.Append(local.get());
     }
   }
   if (keyUsage & KU_CRL_SIGN) {
     rv = nssComponent->GetPIPNSSBundleString("CertDumpKUCRLSign", local);
     if (NS_SUCCEEDED(rv)) {
       if (!text.IsEmpty()) text.Append(comma);
       text.Append(local.get());
     }
   }
   PORT_Free (keyUsageItem.data);
   return NS_OK;
 }
 nsresult
 nsNSSCertificate::FormatUIStrings(const nsAutoString& nickname,
                                   nsAutoString& nickWithSerial,
                                   nsAutoString& details)
 {
   static NS_DEFINE_CID(kNSSComponentCID, NS_NSSCOMPONENT_CID);
   if (!NS_IsMainThread()) {
     NS_ERROR("nsNSSCertificate::FormatUIStrings called off the main thread");
     return NS_ERROR_NOT_SAME_THREAD;
   }
   nsresult rv = NS_OK;
   nsCOMPtr<nsINSSComponent> nssComponent(do_GetService(kNSSComponentCID, &rv));
   if (NS_FAILED(rv) || !nssComponent) {
     return NS_ERROR_FAILURE;
   }
   nsAutoString info;
   nsAutoString temp1;
   nickWithSerial.Append(nickname);
   if (NS_SUCCEEDED(nssComponent->GetPIPNSSBundleString("CertInfoIssuedFor", info))) {
     details.Append(info);
     details.Append(char16_t(' '));
     if (NS_SUCCEEDED(GetSubjectName(temp1)) && !temp1.IsEmpty()) {
       details.Append(temp1);
     }
     details.Append(char16_t('\n'));
   }
   if (NS_SUCCEEDED(GetSerialNumber(temp1)) && !temp1.IsEmpty()) {
     details.AppendLiteral("  ");
     if (NS_SUCCEEDED(nssComponent->GetPIPNSSBundleString("CertDumpSerialNo", info))) {
       details.Append(info);
       details.AppendLiteral(": ");
     }
     details.Append(temp1);
     nickWithSerial.AppendLiteral(" [");
     nickWithSerial.Append(temp1);
     nickWithSerial.Append(char16_t(']'));
     details.Append(char16_t('\n'));
   }
   nsCOMPtr<nsIX509CertValidity> validity;
   rv = GetValidity(getter_AddRefs(validity));
   if (NS_SUCCEEDED(rv) && validity) {
     details.AppendLiteral("  ");
     if (NS_SUCCEEDED(nssComponent->GetPIPNSSBundleString("CertInfoValid", info))) {
       details.Append(info);
     }
     if (NS_SUCCEEDED(validity->GetNotBeforeLocalTime(temp1)) && !temp1.IsEmpty()) {
       details.Append(char16_t(' '));
       if (NS_SUCCEEDED(nssComponent->GetPIPNSSBundleString("CertInfoFrom", info))) {
         details.Append(info);
         details.Append(char16_t(' '));
       }
       details.Append(temp1);
     }
     if (NS_SUCCEEDED(validity->GetNotAfterLocalTime(temp1)) && !temp1.IsEmpty()) {
       details.Append(char16_t(' '));
       if (NS_SUCCEEDED(nssComponent->GetPIPNSSBundleString("CertInfoTo", info))) {
         details.Append(info);
         details.Append(char16_t(' '));
       }
       details.Append(temp1);
     }
     details.Append(char16_t('\n'));
   }
   if (NS_SUCCEEDED(GetKeyUsagesString(mCert.get(), nssComponent, temp1)) &&
       !temp1.IsEmpty()) {
     details.AppendLiteral("  ");
     if (NS_SUCCEEDED(nssComponent->GetPIPNSSBundleString("CertDumpKeyUsage", info))) {
       details.Append(info);
       details.AppendLiteral(": ");
     }
     details.Append(temp1);
     details.Append(char16_t('\n'));
   }
   nsAutoString firstEmail;
   const char* aWalkAddr;
   for (aWalkAddr = CERT_GetFirstEmailAddress(mCert.get())
         ;
         aWalkAddr
         ;
         aWalkAddr = CERT_GetNextEmailAddress(mCert.get(), aWalkAddr))
   {
     NS_ConvertUTF8toUTF16 email(aWalkAddr);
     if (email.IsEmpty())
       continue;
     if (firstEmail.IsEmpty()) {
       // If the first email address from the subject DN is also present
       // in the subjectAltName extension, GetEmailAddresses() will return
       // it twice (as received from NSS). Remember the first address so that
       // we can filter out duplicates later on.
       firstEmail = email;
       details.AppendLiteral("  ");
       if (NS_SUCCEEDED(nssComponent->GetPIPNSSBundleString("CertInfoEmail", info))) {
         details.Append(info);
         details.AppendLiteral(": ");
       }
       details.Append(email);
     }
     else {
       // Append current address if it's different from the first one.
       if (!firstEmail.Equals(email)) {
         details.AppendLiteral(", ");
         details.Append(email);
       }
     }
   }
   if (!firstEmail.IsEmpty()) {
     // We got at least one email address, so we want a newline
     details.Append(char16_t('\n'));
   }
   if (NS_SUCCEEDED(nssComponent->GetPIPNSSBundleString("CertInfoIssuedBy", info))) {
     details.Append(info);
     details.Append(char16_t(' '));
     if (NS_SUCCEEDED(GetIssuerName(temp1)) && !temp1.IsEmpty()) {
       details.Append(temp1);
     }
     details.Append(char16_t('\n'));
   }
   if (NS_SUCCEEDED(nssComponent->GetPIPNSSBundleString("CertInfoStoredIn", info))) {
     details.Append(info);
     details.Append(char16_t(' '));
     if (NS_SUCCEEDED(GetTokenName(temp1)) && !temp1.IsEmpty()) {
       details.Append(temp1);
     }
   }
   // the above produces the following output:
   //
   //   Issued to: $subjectName
   //   Serial number: $serialNumber
   //   Valid from: $starting_date to $expiration_date
   //   Certificate Key usage: $usages
   //   Email: $address(es)
   //   Issued by: $issuerName
   //   Stored in: $token
   return rv;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetDbKey(char** aDbKey)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   SECItem key;
   NS_ENSURE_ARG(aDbKey);
   *aDbKey = nullptr;
   key.len = NS_NSS_LONG*4+mCert->serialNumber.len+mCert->derIssuer.len;
   key.data = (unsigned char*) nsMemory::Alloc(key.len);
   if (!key.data)
     return NS_ERROR_OUT_OF_MEMORY;
   NS_NSS_PUT_LONG(0,key.data); // later put moduleID
   NS_NSS_PUT_LONG(0,&key.data[NS_NSS_LONG]); // later put slotID
   NS_NSS_PUT_LONG(mCert->serialNumber.len,&key.data[NS_NSS_LONG*2]);
   NS_NSS_PUT_LONG(mCert->derIssuer.len,&key.data[NS_NSS_LONG*3]);
   memcpy(&key.data[NS_NSS_LONG*4], mCert->serialNumber.data,
          mCert->serialNumber.len);
   memcpy(&key.data[NS_NSS_LONG*4+mCert->serialNumber.len],
          mCert->derIssuer.data, mCert->derIssuer.len);
   *aDbKey = NSSBase64_EncodeItem(nullptr, nullptr, 0, &key);
   nsMemory::Free(key.data); // SECItem is a 'c' type without a destrutor
   return (*aDbKey) ? NS_OK : NS_ERROR_FAILURE;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetWindowTitle(char** aWindowTitle)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   NS_ENSURE_ARG(aWindowTitle);
   if (mCert) {
     if (mCert->nickname) {
       *aWindowTitle = PL_strdup(mCert->nickname);
     } else {
       *aWindowTitle = CERT_GetCommonName(&mCert->subject);
       if (!*aWindowTitle) {
         if (mCert->subjectName) {
           *aWindowTitle = PL_strdup(mCert->subjectName);
         } else if (mCert->emailAddr) {
           *aWindowTitle = PL_strdup(mCert->emailAddr);
         } else {
           *aWindowTitle = PL_strdup("");
         }
       }
     }
   } else {
     NS_ERROR("Somehow got nullptr for mCertificate in nsNSSCertificate.");
     *aWindowTitle = nullptr;
   }
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetNickname(nsAString& aNickname)
 {
   static NS_DEFINE_CID(kNSSComponentCID, NS_NSSCOMPONENT_CID);
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   if (mCert->nickname) {
     CopyUTF8toUTF16(mCert->nickname, aNickname);
   } else {
     nsresult rv;
     nsCOMPtr<nsINSSComponent> nssComponent(do_GetService(kNSSComponentCID, &rv));
     if (NS_FAILED(rv) || !nssComponent) {
       return NS_ERROR_FAILURE;
     }
     nssComponent->GetPIPNSSBundleString("CertNoNickname", aNickname);
   }
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetEmailAddress(nsAString& aEmailAddress)
 {
   static NS_DEFINE_CID(kNSSComponentCID, NS_NSSCOMPONENT_CID);
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   if (mCert->emailAddr) {
     CopyUTF8toUTF16(mCert->emailAddr, aEmailAddress);
   } else {
     nsresult rv;
     nsCOMPtr<nsINSSComponent> nssComponent(do_GetService(kNSSComponentCID, &rv));
     if (NS_FAILED(rv) || !nssComponent) {
       return NS_ERROR_FAILURE;
     }
     nssComponent->GetPIPNSSBundleString("CertNoEmailAddress", aEmailAddress);
   }
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetEmailAddresses(uint32_t* aLength, char16_t*** aAddresses)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   NS_ENSURE_ARG(aLength);
   NS_ENSURE_ARG(aAddresses);
   *aLength = 0;
   const char* aAddr;
   for (aAddr = CERT_GetFirstEmailAddress(mCert.get())
        ;
        aAddr
        ;
        aAddr = CERT_GetNextEmailAddress(mCert.get(), aAddr))
   {
     ++(*aLength);
   }
   *aAddresses = (char16_t**) nsMemory::Alloc(sizeof(char16_t*) * (*aLength));
   if (!*aAddresses)
     return NS_ERROR_OUT_OF_MEMORY;
   uint32_t iAddr;
   for (aAddr = CERT_GetFirstEmailAddress(mCert.get()), iAddr = 0
        ;
        aAddr
        ;
        aAddr = CERT_GetNextEmailAddress(mCert.get(), aAddr), ++iAddr)
   {
     (*aAddresses)[iAddr] = ToNewUnicode(NS_ConvertUTF8toUTF16(aAddr));
   }
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::ContainsEmailAddress(const nsAString& aEmailAddress,
                                        bool* result)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   NS_ENSURE_ARG(result);
   *result = false;
   const char* aAddr = nullptr;
   for (aAddr = CERT_GetFirstEmailAddress(mCert.get())
        ;
        aAddr
        ;
        aAddr = CERT_GetNextEmailAddress(mCert.get(), aAddr))
   {
     NS_ConvertUTF8toUTF16 certAddr(aAddr);
     ToLowerCase(certAddr);
     nsAutoString testAddr(aEmailAddress);
     ToLowerCase(testAddr);
     if (certAddr == testAddr)
     {
       *result = true;
       break;
     }
   }
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetCommonName(nsAString& aCommonName)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   aCommonName.Truncate();
   if (mCert) {
     char* commonName = CERT_GetCommonName(&mCert->subject);
     if (commonName) {
       aCommonName = NS_ConvertUTF8toUTF16(commonName);
       PORT_Free(commonName);
     }
   }
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetOrganization(nsAString& aOrganization)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   aOrganization.Truncate();
   if (mCert) {
     char* organization = CERT_GetOrgName(&mCert->subject);
     if (organization) {
       aOrganization = NS_ConvertUTF8toUTF16(organization);
       PORT_Free(organization);
     }
   }
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetIssuerCommonName(nsAString& aCommonName)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   aCommonName.Truncate();
   if (mCert) {
     char* commonName = CERT_GetCommonName(&mCert->issuer);
     if (commonName) {
       aCommonName = NS_ConvertUTF8toUTF16(commonName);
       PORT_Free(commonName);
     }
   }
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetIssuerOrganization(nsAString& aOrganization)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   aOrganization.Truncate();
   if (mCert) {
     char* organization = CERT_GetOrgName(&mCert->issuer);
     if (organization) {
       aOrganization = NS_ConvertUTF8toUTF16(organization);
       PORT_Free(organization);
     } else {
       return GetIssuerCommonName(aOrganization);
     }
   }
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetIssuerOrganizationUnit(nsAString& aOrganizationUnit)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   aOrganizationUnit.Truncate();
   if (mCert) {
     char* organizationUnit = CERT_GetOrgUnitName(&mCert->issuer);
     if (organizationUnit) {
       aOrganizationUnit = NS_ConvertUTF8toUTF16(organizationUnit);
       PORT_Free(organizationUnit);
     }
   }
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetIssuer(nsIX509Cert** aIssuer)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   NS_ENSURE_ARG(aIssuer);
   *aIssuer = nullptr;
   nsCOMPtr<nsIArray> chain;
   nsresult rv;
   rv = GetChain(getter_AddRefs(chain));
   NS_ENSURE_SUCCESS(rv, rv);
   uint32_t length;
   if (!chain || NS_FAILED(chain->GetLength(&length)) || length == 0) {
     return NS_ERROR_UNEXPECTED;
   }
   if (length == 1) { // No known issuer
     return NS_OK;
   }
   nsCOMPtr<nsIX509Cert> cert;
   chain->QueryElementAt(1, NS_GET_IID(nsIX509Cert), getter_AddRefs(cert));
   if (!cert) {
     return NS_ERROR_UNEXPECTED;
   }
   *aIssuer = cert;
   NS_ADDREF(*aIssuer);
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetOrganizationalUnit(nsAString& aOrganizationalUnit)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   aOrganizationalUnit.Truncate();
   if (mCert) {
     char* orgunit = CERT_GetOrgUnitName(&mCert->subject);
     if (orgunit) {
       aOrganizationalUnit = NS_ConvertUTF8toUTF16(orgunit);
       PORT_Free(orgunit);
     }
   }
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetChain(nsIArray** _rvChain)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   NS_ENSURE_ARG(_rvChain);
   nsresult rv;
   PR_LOG(gPIPNSSLog, PR_LOG_DEBUG, ("Getting chain for \"%s\"\n", mCert->nickname));
   ::mozilla::pkix::ScopedCERTCertList nssChain;
   RefPtr<SharedCertVerifier> certVerifier(GetDefaultCertVerifier());
   NS_ENSURE_TRUE(certVerifier, NS_ERROR_UNEXPECTED);
   // We want to test all usages, but we start with server because most of the
   // time Firefox users care about server certs.
   certVerifier->VerifyCert(mCert.get(),
                            certificateUsageSSLServer, PR_Now(),
                            nullptr, /*XXX fixme*/
                            nullptr, /* hostname */
                            CertVerifier::FLAG_LOCAL_ONLY,
                            nullptr, /* stapledOCSPResponse */
                            &nssChain);
   // This is the whitelist of all non-SSLServer usages that are supported by
   // verifycert.
   const int otherUsagesToTest = certificateUsageSSLClient |
                                 certificateUsageSSLCA |
                                 certificateUsageEmailSigner |
                                 certificateUsageEmailRecipient |
                                 certificateUsageObjectSigner |
                                 certificateUsageStatusResponder;
   for (int usage = certificateUsageSSLClient;
        usage < certificateUsageAnyCA && !nssChain;
        usage = usage << 1) {
     if ((usage & otherUsagesToTest) == 0) {
       continue;
     }
     PR_LOG(gPIPNSSLog, PR_LOG_DEBUG,
            ("pipnss: PKIX attempting chain(%d) for '%s'\n",
             usage, mCert->nickname));
     certVerifier->VerifyCert(mCert.get(),
                              usage, PR_Now(),
                              nullptr, /*XXX fixme*/
                              nullptr, /*hostname*/
                              CertVerifier::FLAG_LOCAL_ONLY,
                              nullptr, /* stapledOCSPResponse */
                              &nssChain);
   }
   if (!nssChain) {
     // There is not verified path for the chain, howeever we still want to
     // present to the user as much of a possible chain as possible, in the case
     // where there was a problem with the cert or the issuers.
     PR_LOG(gPIPNSSLog, PR_LOG_DEBUG,
            ("pipnss: getchain :CertVerify failed to get chain for '%s'\n",
             mCert->nickname));
     nssChain = CERT_GetCertChainFromCert(mCert.get(), PR_Now(),
                                          certUsageSSLClient);
   }
   if (!nssChain) {
     return NS_ERROR_FAILURE;
   }
   // enumerate the chain for scripting purposes
   nsCOMPtr<nsIMutableArray> array =
     do_CreateInstance(NS_ARRAY_CONTRACTID, &rv);
   if (NS_FAILED(rv)) {
     goto done;
   }
   CERTCertListNode* node;
   for (node = CERT_LIST_HEAD(nssChain.get());
        !CERT_LIST_END(node, nssChain.get());
        node = CERT_LIST_NEXT(node)) {
     PR_LOG(gPIPNSSLog, PR_LOG_DEBUG,
            ("adding %s to chain\n", node->cert->nickname));
     nsCOMPtr<nsIX509Cert> cert = nsNSSCertificate::Create(node->cert);
     array->AppendElement(cert, false);
   }
   *_rvChain = array;
   NS_IF_ADDREF(*_rvChain);
   rv = NS_OK;
 done:
   return rv;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetAllTokenNames(uint32_t* aLength, char16_t*** aTokenNames)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   NS_ENSURE_ARG(aLength);
   NS_ENSURE_ARG(aTokenNames);
   *aLength = 0;
   *aTokenNames = nullptr;
   // Get the slots from NSS
   ScopedPK11SlotList slots;
   PR_LOG(gPIPNSSLog, PR_LOG_DEBUG, ("Getting slots for \"%s\"\n", mCert->nickname));
   slots = PK11_GetAllSlotsForCert(mCert.get(), nullptr);
   if (!slots) {
     if (PORT_GetError() == SEC_ERROR_NO_TOKEN)
       return NS_OK; // List of slots is empty, return empty array
     else
       return NS_ERROR_FAILURE;
   }
   // read the token names from slots
   PK11SlotListElement* le;
   for (le = slots->head; le; le = le->next) {
     ++(*aLength);
   }
   *aTokenNames = (char16_t**) nsMemory::Alloc(sizeof(char16_t*) * (*aLength));
   if (!*aTokenNames) {
     *aLength = 0;
     return NS_ERROR_OUT_OF_MEMORY;
   }
   uint32_t iToken;
   for (le = slots->head, iToken = 0; le; le = le->next, ++iToken) {
     char* token = PK11_GetTokenName(le->slot);
     (*aTokenNames)[iToken] = ToNewUnicode(NS_ConvertUTF8toUTF16(token));
     if (!(*aTokenNames)[iToken]) {
       NS_FREE_XPCOM_ALLOCATED_POINTER_ARRAY(iToken, *aTokenNames);
       *aLength = 0;
       *aTokenNames = nullptr;
       return NS_ERROR_OUT_OF_MEMORY;
     }
   }
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetSubjectName(nsAString& _subjectName)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   _subjectName.Truncate();
   if (mCert->subjectName) {
     _subjectName = NS_ConvertUTF8toUTF16(mCert->subjectName);
     return NS_OK;
   }
   return NS_ERROR_FAILURE;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetIssuerName(nsAString& _issuerName)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   _issuerName.Truncate();
   if (mCert->issuerName) {
     _issuerName = NS_ConvertUTF8toUTF16(mCert->issuerName);
     return NS_OK;
   }
   return NS_ERROR_FAILURE;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetSerialNumber(nsAString& _serialNumber)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   _serialNumber.Truncate();
   char* tmpstr = CERT_Hexify(&mCert->serialNumber, 1);
   if (tmpstr) {
     _serialNumber = NS_ConvertASCIItoUTF16(tmpstr);
     PORT_Free(tmpstr);
     return NS_OK;
   }
   return NS_ERROR_FAILURE;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetSha1Fingerprint(nsAString& _sha1Fingerprint)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   _sha1Fingerprint.Truncate();
   unsigned char fingerprint[20];
   SECItem fpItem;
   memset(fingerprint, 0, sizeof fingerprint);
   PK11_HashBuf(SEC_OID_SHA1, fingerprint,
                mCert->derCert.data, mCert->derCert.len);
   fpItem.data = fingerprint;
   fpItem.len = SHA1_LENGTH;
   char* fpStr = CERT_Hexify(&fpItem, 1);
   if (fpStr) {
     _sha1Fingerprint = NS_ConvertASCIItoUTF16(fpStr);
     PORT_Free(fpStr);
     return NS_OK;
   }
   return NS_ERROR_FAILURE;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetMd5Fingerprint(nsAString& _md5Fingerprint)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   _md5Fingerprint.Truncate();
   unsigned char fingerprint[20];
   SECItem fpItem;
   memset(fingerprint, 0, sizeof fingerprint);
   PK11_HashBuf(SEC_OID_MD5, fingerprint,
                mCert->derCert.data, mCert->derCert.len);
   fpItem.data = fingerprint;
   fpItem.len = MD5_LENGTH;
   char* fpStr = CERT_Hexify(&fpItem, 1);
   if (fpStr) {
     _md5Fingerprint = NS_ConvertASCIItoUTF16(fpStr);
     PORT_Free(fpStr);
     return NS_OK;
   }
   return NS_ERROR_FAILURE;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetTokenName(nsAString& aTokenName)
 {
   static NS_DEFINE_CID(kNSSComponentCID, NS_NSSCOMPONENT_CID);
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   aTokenName.Truncate();
   if (mCert) {
     // HACK alert
     // When the trust of a builtin cert is modified, NSS copies it into the
     // cert db.  At this point, it is now "managed" by the user, and should
     // not be listed with the builtins.  However, in the collection code
     // used by PK11_ListCerts, the cert is found in the temp db, where it
     // has been loaded from the token.  Though the trust is correct (grabbed
     // from the cert db), the source is wrong.  I believe this is a safe
     // way to work around this.
     if (mCert->slot) {
       char* token = PK11_GetTokenName(mCert->slot);
       if (token) {
         aTokenName = NS_ConvertUTF8toUTF16(token);
       }
     } else {
       nsresult rv;
       nsAutoString tok;
       nsCOMPtr<nsINSSComponent> nssComponent(do_GetService(kNSSComponentCID, &rv));
       if (NS_FAILED(rv)) return rv;
       rv = nssComponent->GetPIPNSSBundleString("InternalToken", tok);
       if (NS_SUCCEEDED(rv))
         aTokenName = tok;
     }
   }
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetSha256SubjectPublicKeyInfoDigest(nsACString& aSha256SPKIDigest)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown()) {
     return NS_ERROR_NOT_AVAILABLE;
   }
   aSha256SPKIDigest.Truncate();
   Digest digest;
   nsresult rv = digest.DigestBuf(SEC_OID_SHA256, mCert->derPublicKey.data,
                                  mCert->derPublicKey.len);
   if (NS_WARN_IF(NS_FAILED(rv))) {
     return rv;
   }
   rv = Base64Encode(nsDependentCSubstring(
                       reinterpret_cast<const char*> (digest.get().data),
                       digest.get().len),
                     aSha256SPKIDigest);
   if (NS_WARN_IF(NS_FAILED(rv))) {
     return rv;
   }
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetRawDER(uint32_t* aLength, uint8_t** aArray)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   if (mCert) {
     *aArray = (uint8_t*)nsMemory::Alloc(mCert->derCert.len);
     if (*aArray) {
       memcpy(*aArray, mCert->derCert.data, mCert->derCert.len);
       *aLength = mCert->derCert.len;
       return NS_OK;
     }
   }
   *aLength = 0;
   return NS_ERROR_FAILURE;
 }
 NS_IMETHODIMP
 nsNSSCertificate::ExportAsCMS(uint32_t chainMode,
                               uint32_t* aLength, uint8_t** aArray)
 {
   NS_ENSURE_ARG(aLength);
   NS_ENSURE_ARG(aArray);
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   if (!mCert)
     return NS_ERROR_FAILURE;
   switch (chainMode) {
     case nsIX509Cert3::CMS_CHAIN_MODE_CertOnly:
     case nsIX509Cert3::CMS_CHAIN_MODE_CertChain:
     case nsIX509Cert3::CMS_CHAIN_MODE_CertChainWithRoot:
       break;
     default:
       return NS_ERROR_INVALID_ARG;
   };
   PLArenaPool* arena = PORT_NewArena(1024);
   PLArenaPoolCleanerFalseParam arenaCleaner(arena);
   if (!arena) {
     PR_LOG(gPIPNSSLog, PR_LOG_DEBUG,
            ("nsNSSCertificate::ExportAsCMS - out of memory\n"));
     return NS_ERROR_OUT_OF_MEMORY;
   }
   ScopedNSSCMSMessage cmsg(NSS_CMSMessage_Create(nullptr));
   if (!cmsg) {
     PR_LOG(gPIPNSSLog, PR_LOG_DEBUG,
            ("nsNSSCertificate::ExportAsCMS - can't create CMS message\n"));
     return NS_ERROR_OUT_OF_MEMORY;
   }
   // first, create SignedData with the certificate only (no chain)
   ScopedNSSCMSSignedData sigd(
     NSS_CMSSignedData_CreateCertsOnly(cmsg, mCert.get(), false));
   if (!sigd) {
     PR_LOG(gPIPNSSLog, PR_LOG_DEBUG,
            ("nsNSSCertificate::ExportAsCMS - can't create SignedData\n"));
     return NS_ERROR_FAILURE;
   }
   // Calling NSS_CMSSignedData_CreateCertsOnly() will not allow us
   // to specify the inclusion of the root, but CERT_CertChainFromCert() does.
   // Since CERT_CertChainFromCert() also includes the certificate itself,
   // we have to start at the issuing cert (to avoid duplicate certs
   // in the SignedData).
   if (chainMode == nsIX509Cert3::CMS_CHAIN_MODE_CertChain ||
       chainMode == nsIX509Cert3::CMS_CHAIN_MODE_CertChainWithRoot) {
     ScopedCERTCertificate issuerCert(
         CERT_FindCertIssuer(mCert.get(), PR_Now(), certUsageAnyCA));
     // the issuerCert of a self signed root is the cert itself,
     // so make sure we're not adding duplicates, again
     if (issuerCert && issuerCert != mCert.get()) {
       bool includeRoot =
         (chainMode == nsIX509Cert3::CMS_CHAIN_MODE_CertChainWithRoot);
       ScopedCERTCertificateList certChain(
           CERT_CertChainFromCert(issuerCert, certUsageAnyCA, includeRoot));
       if (certChain) {
         if (NSS_CMSSignedData_AddCertList(sigd, certChain) == SECSuccess) {
           certChain.forget();
         }
         else {
           PR_LOG(gPIPNSSLog, PR_LOG_DEBUG,
                  ("nsNSSCertificate::ExportAsCMS - can't add chain\n"));
           return NS_ERROR_FAILURE;
         }
       }
       else {
         // try to add the issuerCert, at least
         if (NSS_CMSSignedData_AddCertificate(sigd, issuerCert)
             == SECSuccess) {
           issuerCert.forget();
         }
         else {
           PR_LOG(gPIPNSSLog, PR_LOG_DEBUG,
                  ("nsNSSCertificate::ExportAsCMS - can't add issuer cert\n"));
           return NS_ERROR_FAILURE;
         }
       }
     }
   }
   NSSCMSContentInfo* cinfo = NSS_CMSMessage_GetContentInfo(cmsg);
   if (NSS_CMSContentInfo_SetContent_SignedData(cmsg, cinfo, sigd)
        == SECSuccess) {
     sigd.forget();
   }
   else {
     PR_LOG(gPIPNSSLog, PR_LOG_DEBUG,
            ("nsNSSCertificate::ExportAsCMS - can't attach SignedData\n"));
     return NS_ERROR_FAILURE;
   }
   SECItem certP7 = { siBuffer, nullptr, 0 };
   NSSCMSEncoderContext* ecx = NSS_CMSEncoder_Start(cmsg, nullptr, nullptr,
                                                    &certP7, arena, nullptr,
                                                    nullptr, nullptr, nullptr,
                                                    nullptr, nullptr);
   if (!ecx) {
     PR_LOG(gPIPNSSLog, PR_LOG_DEBUG,
            ("nsNSSCertificate::ExportAsCMS - can't create encoder context\n"));
     return NS_ERROR_FAILURE;
   }
   if (NSS_CMSEncoder_Finish(ecx) != SECSuccess) {
     PR_LOG(gPIPNSSLog, PR_LOG_DEBUG,
            ("nsNSSCertificate::ExportAsCMS - failed to add encoded data\n"));
     return NS_ERROR_FAILURE;
   }
   *aArray = (uint8_t*)nsMemory::Alloc(certP7.len);
   if (!*aArray)
     return NS_ERROR_OUT_OF_MEMORY;
   memcpy(*aArray, certP7.data, certP7.len);
   *aLength = certP7.len;
   return NS_OK;
 }
 CERTCertificate*
 nsNSSCertificate::GetCert()
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return nullptr;
   return (mCert) ? CERT_DupCertificate(mCert.get()) : nullptr;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetValidity(nsIX509CertValidity** aValidity)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   NS_ENSURE_ARG(aValidity);
   nsX509CertValidity* validity = new nsX509CertValidity(mCert.get());
   NS_ADDREF(validity);
   *aValidity = static_cast<nsIX509CertValidity*>(validity);
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetUsagesArray(bool localOnly,
                                  uint32_t* _verified,
                                  uint32_t* _count,
                                  char16_t*** _usages)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   nsresult rv;
   const int max_usages = 13;
   char16_t* tmpUsages[max_usages];
   const char* suffix = "";
   uint32_t tmpCount;
   nsUsageArrayHelper uah(mCert.get());
   rv = uah.GetUsagesArray(suffix, localOnly, max_usages, _verified, &tmpCount,
                           tmpUsages);
   NS_ENSURE_SUCCESS(rv,rv);
   if (tmpCount > 0) {
     *_usages = (char16_t**) nsMemory::Alloc(sizeof(char16_t*) * tmpCount);
     if (!*_usages)
       return NS_ERROR_OUT_OF_MEMORY;
     for (uint32_t i=0; i<tmpCount; i++) {
       (*_usages)[i] = tmpUsages[i];
     }
     *_count = tmpCount;
     return NS_OK;
   }
   *_usages = (char16_t**) nsMemory::Alloc(sizeof(char16_t*));
   if (!*_usages)
     return NS_ERROR_OUT_OF_MEMORY;
   *_count = 0;
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::RequestUsagesArrayAsync(
   nsICertVerificationListener* aResultListener)
 {
   NS_ENSURE_TRUE(NS_IsMainThread(), NS_ERROR_NOT_SAME_THREAD);
   if (!aResultListener)
     return NS_ERROR_FAILURE;
   nsCertVerificationJob* job = new nsCertVerificationJob;
   job->mCert = this;
   job->mListener =
     new nsMainThreadPtrHolder<nsICertVerificationListener>(aResultListener);
   nsresult rv = nsCertVerificationThread::addJob(job);
   if (NS_FAILED(rv))
     delete job;
   return rv;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetUsagesString(bool localOnly, uint32_t* _verified,
                                   nsAString& _usages)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   nsresult rv;
   const int max_usages = 13;
   char16_t* tmpUsages[max_usages];
   const char* suffix = "_p";
   uint32_t tmpCount;
   nsUsageArrayHelper uah(mCert.get());
   rv = uah.GetUsagesArray(suffix, localOnly, max_usages, _verified, &tmpCount,
                           tmpUsages);
   NS_ENSURE_SUCCESS(rv,rv);
   _usages.Truncate();
   for (uint32_t i=0; i<tmpCount; i++) {
     if (i>0) _usages.AppendLiteral(",");
     _usages.Append(tmpUsages[i]);
     nsMemory::Free(tmpUsages[i]);
   }
   return NS_OK;
 }
 #if defined(DEBUG_javi) || defined(DEBUG_jgmyers)
 void
 DumpASN1Object(nsIASN1Object* object, unsigned int level)
 {
   nsAutoString dispNameU, dispValU;
   unsigned int i;
   nsCOMPtr<nsIMutableArray> asn1Objects;
   nsCOMPtr<nsISupports> isupports;
   nsCOMPtr<nsIASN1Object> currObject;
   bool processObjects;
   uint32_t numObjects;
   for (i=0; i<level; i++)
     printf ("  ");
   object->GetDisplayName(dispNameU);
   nsCOMPtr<nsIASN1Sequence> sequence(do_QueryInterface(object));
   if (sequence) {
     printf ("%s ", NS_ConvertUTF16toUTF8(dispNameU).get());
     sequence->GetIsValidContainer(&processObjects);
     if (processObjects) {
       printf("\n");
       sequence->GetASN1Objects(getter_AddRefs(asn1Objects));
       asn1Objects->GetLength(&numObjects);
       for (i=0; i<numObjects;i++) {
         asn1Objects->QueryElementAt(i, NS_GET_IID(nsISupports),
                                     getter_AddRefs(currObject));
         DumpASN1Object(currObject, level+1);
       }
     } else {
       object->GetDisplayValue(dispValU);
       printf("= %s\n", NS_ConvertUTF16toUTF8(dispValU).get());
     }
   } else {
     object->GetDisplayValue(dispValU);
     printf("%s = %s\n",NS_ConvertUTF16toUTF8(dispNameU).get(),
                        NS_ConvertUTF16toUTF8(dispValU).get());
   }
 }
 #endif
 NS_IMETHODIMP
 nsNSSCertificate::GetASN1Structure(nsIASN1Object** aASN1Structure)
 {
   nsNSSShutDownPreventionLock locker;
   nsresult rv = NS_OK;
   NS_ENSURE_ARG_POINTER(aASN1Structure);
   // First create the recursive structure os ASN1Objects
   // which tells us the layout of the cert.
   rv = CreateASN1Struct(aASN1Structure);
   if (NS_FAILED(rv)) {
     return rv;
   }
 #ifdef DEBUG_javi
   DumpASN1Object(*aASN1Structure, 0);
 #endif
   return rv;
 }
 NS_IMETHODIMP
 nsNSSCertificate::Equals(nsIX509Cert* other, bool* result)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   NS_ENSURE_ARG(other);
   NS_ENSURE_ARG(result);
   nsCOMPtr<nsIX509Cert2> other2 = do_QueryInterface(other);
   if (!other2)
     return NS_ERROR_FAILURE;
   ScopedCERTCertificate cert(other2->GetCert());
   *result = (mCert.get() == cert.get());
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::SaveSMimeProfile()
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   if (SECSuccess != CERT_SaveSMimeProfile(mCert.get(), nullptr, nullptr))
     return NS_ERROR_FAILURE;
   else
     return NS_OK;
 }
 #ifndef MOZ_NO_EV_CERTS
 nsresult
 nsNSSCertificate::hasValidEVOidTag(SECOidTag& resultOidTag, bool& validEV)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown())
     return NS_ERROR_NOT_AVAILABLE;
   EnsureIdentityInfoLoaded();
   RefPtr<mozilla::psm::SharedCertVerifier>
     certVerifier(mozilla::psm::GetDefaultCertVerifier());
   NS_ENSURE_TRUE(certVerifier, NS_ERROR_UNEXPECTED);
   validEV = false;
   resultOidTag = SEC_OID_UNKNOWN;
   uint32_t flags = mozilla::psm::CertVerifier::FLAG_LOCAL_ONLY |
     mozilla::psm::CertVerifier::FLAG_MUST_BE_EV;
   SECStatus rv = certVerifier->VerifyCert(mCert.get(),
     certificateUsageSSLServer, PR_Now(),
     nullptr /* XXX pinarg */,
     nullptr /* hostname */,
     flags, nullptr /* stapledOCSPResponse */ , nullptr, &resultOidTag);
   if (rv != SECSuccess) {
     resultOidTag = SEC_OID_UNKNOWN;
   }
   if (resultOidTag != SEC_OID_UNKNOWN) {
     validEV = true;
   }
   return NS_OK;
 }
 nsresult
 nsNSSCertificate::getValidEVOidTag(SECOidTag& resultOidTag, bool& validEV)
 {
   if (mCachedEVStatus != ev_status_unknown) {
     validEV = (mCachedEVStatus == ev_status_valid);
     if (validEV) {
       resultOidTag = mCachedEVOidTag;
     }
     return NS_OK;
   }
   nsresult rv = hasValidEVOidTag(resultOidTag, validEV);
   if (NS_SUCCEEDED(rv)) {
     if (validEV) {
       mCachedEVOidTag = resultOidTag;
     }
     mCachedEVStatus = validEV ? ev_status_valid : ev_status_invalid;
   }
   return rv;
 }
 #endif // MOZ_NO_EV_CERTS
 NS_IMETHODIMP
 nsNSSCertificate::GetIsExtendedValidation(bool* aIsEV)
 {
 #ifdef MOZ_NO_EV_CERTS
   *aIsEV = false;
   return NS_OK;
 #else
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown()) {
     return NS_ERROR_NOT_AVAILABLE;
   }
   NS_ENSURE_ARG(aIsEV);
   *aIsEV = false;
   if (mCachedEVStatus != ev_status_unknown) {
     *aIsEV = (mCachedEVStatus == ev_status_valid);
     return NS_OK;
   }
   SECOidTag oid_tag;
   return getValidEVOidTag(oid_tag, *aIsEV);
 #endif
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetValidEVPolicyOid(nsACString& outDottedOid)
 {
   outDottedOid.Truncate();
 #ifndef MOZ_NO_EV_CERTS
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown()) {
     return NS_ERROR_NOT_AVAILABLE;
   }
   SECOidTag oid_tag;
   bool valid;
   nsresult rv = getValidEVOidTag(oid_tag, valid);
   if (NS_FAILED(rv)) {
     return rv;
   }
   if (valid) {
     SECOidData* oid_data = SECOID_FindOIDByTag(oid_tag);
     if (!oid_data) {
       return NS_ERROR_FAILURE;
     }
     char* oid_str = CERT_GetOidString(&oid_data->oid);
     if (!oid_str) {
       return NS_ERROR_FAILURE;
     }
     outDottedOid.Assign(oid_str);
     PR_smprintf_free(oid_str);
   }
 #endif
   return NS_OK;
 }
 NS_IMPL_ISUPPORTS(nsNSSCertList, nsIX509CertList)
 nsNSSCertList::nsNSSCertList(mozilla::pkix::ScopedCERTCertList& certList,
                              const nsNSSShutDownPreventionLock& proofOfLock)
 {
   if (certList) {
     mCertList = certList.release();
   } else {
     mCertList = CERT_NewCertList();
   }
 }
 nsNSSCertList::nsNSSCertList()
 {
   mCertList = CERT_NewCertList();
 }
 nsNSSCertList::~nsNSSCertList()
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown()) {
     return;
   }
   destructorSafeDestroyNSSReference();
   shutdown(calledFromObject);
 }
 void nsNSSCertList::virtualDestroyNSSReference()
 {
   destructorSafeDestroyNSSReference();
 }
 void nsNSSCertList::destructorSafeDestroyNSSReference()
 {
   if (mCertList) {
     mCertList = nullptr;
   }
 }
 NS_IMETHODIMP
 nsNSSCertList::AddCert(nsIX509Cert* aCert)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown()) {
     return NS_ERROR_NOT_AVAILABLE;
   }
   nsCOMPtr<nsIX509Cert2> nssCert = do_QueryInterface(aCert);
   CERTCertificate* cert;
   cert = nssCert->GetCert();
   if (!cert) {
     NS_ERROR("Somehow got nullptr for mCertificate in nsNSSCertificate.");
     return NS_ERROR_FAILURE;
   }
   if (!mCertList) {
     NS_ERROR("Somehow got nullptr for mCertList in nsNSSCertList.");
     return NS_ERROR_FAILURE;
   }
   // XXX: check return value!
   CERT_AddCertToListTail(mCertList.get(), cert);
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertList::DeleteCert(nsIX509Cert* aCert)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown()) {
     return NS_ERROR_NOT_AVAILABLE;
   }
   nsCOMPtr<nsIX509Cert2> nssCert = do_QueryInterface(aCert);
   CERTCertificate* cert = nssCert->GetCert();
   CERTCertListNode* node;
   if (!cert) {
     NS_ERROR("Somehow got nullptr for mCertificate in nsNSSCertificate.");
     return NS_ERROR_FAILURE;
   }
   if (!mCertList) {
     NS_ERROR("Somehow got nullptr for mCertList in nsNSSCertList.");
     return NS_ERROR_FAILURE;
   }
   for (node = CERT_LIST_HEAD(mCertList.get());
        !CERT_LIST_END(node, mCertList.get()); node = CERT_LIST_NEXT(node)) {
     if (node->cert == cert) {
 	CERT_RemoveCertListNode(node);
         return NS_OK;
     }
   }
   return NS_OK; // XXX Should we fail if we couldn't find it?
 }
 CERTCertList*
 nsNSSCertList::DupCertList(CERTCertList* aCertList,
                            const nsNSSShutDownPreventionLock& /*proofOfLock*/)
 {
   if (!aCertList)
     return nullptr;
   CERTCertList* newList = CERT_NewCertList();
   if (!newList) {
     return nullptr;
   }
   CERTCertListNode* node;
   for (node = CERT_LIST_HEAD(aCertList); !CERT_LIST_END(node, aCertList);
                                               node = CERT_LIST_NEXT(node)) {
     CERTCertificate* cert = CERT_DupCertificate(node->cert);
     CERT_AddCertToListTail(newList, cert);
   }
   return newList;
 }
 void*
 nsNSSCertList::GetRawCertList()
 {
   // This function should only be called after adquiring a
   // nsNSSShutDownPreventionLock
   return mCertList.get();
 }
 NS_IMETHODIMP
 nsNSSCertList::GetEnumerator(nsISimpleEnumerator** _retval)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown()) {
     return NS_ERROR_NOT_AVAILABLE;
   }
   nsCOMPtr<nsISimpleEnumerator> enumerator =
     new nsNSSCertListEnumerator(mCertList.get(), locker);
   *_retval = enumerator;
   NS_ADDREF(*_retval);
   return NS_OK;
 }
 NS_IMPL_ISUPPORTS(nsNSSCertListEnumerator, nsISimpleEnumerator)
 nsNSSCertListEnumerator::nsNSSCertListEnumerator(
   CERTCertList* certList, const nsNSSShutDownPreventionLock& proofOfLock)
 {
   mCertList = nsNSSCertList::DupCertList(certList, proofOfLock);
 }
 nsNSSCertListEnumerator::~nsNSSCertListEnumerator()
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown()) {
     return;
   }
   destructorSafeDestroyNSSReference();
   shutdown(calledFromObject);
 }
 void nsNSSCertListEnumerator::virtualDestroyNSSReference()
 {
   destructorSafeDestroyNSSReference();
 }
 void nsNSSCertListEnumerator::destructorSafeDestroyNSSReference()
 {
   if (mCertList) {
     mCertList = nullptr;
   }
 }
 NS_IMETHODIMP
 nsNSSCertListEnumerator::HasMoreElements(bool* _retval)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown()) {
     return NS_ERROR_NOT_AVAILABLE;
   }
   NS_ENSURE_TRUE(mCertList, NS_ERROR_FAILURE);
   *_retval = !CERT_LIST_EMPTY(mCertList);
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertListEnumerator::GetNext(nsISupports** _retval)
 {
   nsNSSShutDownPreventionLock locker;
   if (isAlreadyShutDown()) {
     return NS_ERROR_NOT_AVAILABLE;
   }
   NS_ENSURE_TRUE(mCertList, NS_ERROR_FAILURE);
   CERTCertListNode* node = CERT_LIST_HEAD(mCertList);
   if (CERT_LIST_END(node, mCertList)) {
     return NS_ERROR_FAILURE;
   }
   nsCOMPtr<nsIX509Cert> nssCert = nsNSSCertificate::Create(node->cert);
   if (!nssCert) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
   *_retval = nssCert;
   NS_ADDREF(*_retval);
   CERT_RemoveCertListNode(node);
   return NS_OK;
 }
 // NB: This serialization must match that of nsNSSCertificateFakeTransport.
 NS_IMETHODIMP
 nsNSSCertificate::Write(nsIObjectOutputStream* aStream)
 {
   NS_ENSURE_STATE(mCert);
   nsresult rv = aStream->Write32(static_cast<uint32_t>(mCachedEVStatus));
   if (NS_FAILED(rv)) {
     return rv;
   }
   rv = aStream->Write32(mCert->derCert.len);
   if (NS_FAILED(rv)) {
     return rv;
   }
   return aStream->WriteByteArray(mCert->derCert.data, mCert->derCert.len);
 }
 NS_IMETHODIMP
 nsNSSCertificate::Read(nsIObjectInputStream* aStream)
 {
   NS_ENSURE_STATE(!mCert);
   uint32_t cachedEVStatus;
   nsresult rv = aStream->Read32(&cachedEVStatus);
   if (NS_FAILED(rv)) {
     return rv;
   }
   if (cachedEVStatus == static_cast<uint32_t>(ev_status_unknown)) {
     mCachedEVStatus = ev_status_unknown;
   } else if (cachedEVStatus == static_cast<uint32_t>(ev_status_valid)) {
     mCachedEVStatus = ev_status_valid;
   } else if (cachedEVStatus == static_cast<uint32_t>(ev_status_invalid)) {
     mCachedEVStatus = ev_status_invalid;
   } else {
     return NS_ERROR_UNEXPECTED;
   }
   uint32_t len;
   rv = aStream->Read32(&len);
   if (NS_FAILED(rv)) {
     return rv;
   }
   nsXPIDLCString str;
   rv = aStream->ReadBytes(len, getter_Copies(str));
   if (NS_FAILED(rv)) {
     return rv;
   }
   if (!InitFromDER(const_cast<char*>(str.get()), len)) {
     return NS_ERROR_UNEXPECTED;
   }
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetInterfaces(uint32_t* count, nsIID*** array)
 {
   *count = 0;
   *array = nullptr;
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetHelperForLanguage(uint32_t language,
                                        nsISupports** _retval)
 {
   *_retval = nullptr;
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetContractID(char** aContractID)
 {
   *aContractID = nullptr;
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetClassDescription(char** aClassDescription)
 {
   *aClassDescription = nullptr;
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetClassID(nsCID** aClassID)
 {
   *aClassID = (nsCID*) nsMemory::Alloc(sizeof(nsCID));
   if (!*aClassID)
     return NS_ERROR_OUT_OF_MEMORY;
   return GetClassIDNoAlloc(*aClassID);
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetImplementationLanguage(uint32_t* aImplementationLanguage)
 {
   *aImplementationLanguage = nsIProgrammingLanguage::CPLUSPLUS;
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetFlags(uint32_t* aFlags)
 {
   *aFlags = nsIClassInfo::THREADSAFE;
   return NS_OK;
 }
 NS_IMETHODIMP
 nsNSSCertificate::GetClassIDNoAlloc(nsCID* aClassIDNoAlloc)
 {
   static NS_DEFINE_CID(kNSSCertificateCID, NS_X509CERT_CID);
   *aClassIDNoAlloc = kNSSCertificateCID;
   return NS_OK;
 }

The Tor Browser / annotate

security/manager/ssl/src/nsNSSCertificate.cpp@141e0f1194b1 (annotated)

security/manager/ssl/src/nsNSSCertificate.cpp