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gecko-dev/security/manager/ssl/nsNSSCertificateDB.cpp
David Keeler 8ba29d1473 bug 1265113 - implement platform support for enterprise roots r=Cykesiopka,mhowell,rbarnes 
MozReview-Commit-ID: JKxwCjoH0Oa

--HG--
extra : rebase_source : 9eaf3f1c5371e7b4b4df304bc6ce132ade5775da
2016-04-13 15:36:22 -07:00

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/* 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 "nsNSSCertificateDB.h"
#include "CertVerifier.h"
#include "ExtendedValidation.h"
#include "NSSCertDBTrustDomain.h"
#include "SharedSSLState.h"
#include "mozilla/Base64.h"
#include "mozilla/Casting.h"
#include "mozilla/unused.h"
#include "nsArray.h"
#include "nsArrayUtils.h"
#include "nsCOMPtr.h"
#include "nsCRT.h"
#include "nsComponentManagerUtils.h"
#include "nsICertificateDialogs.h"
#include "nsIFile.h"
#include "nsIMutableArray.h"
#include "nsIObserverService.h"
#include "nsIPrefBranch.h"
#include "nsIPrefService.h"
#include "nsIPrompt.h"
#include "nsNSSCertHelper.h"
#include "nsNSSCertTrust.h"
#include "nsNSSCertificate.h"
#include "nsNSSComponent.h"
#include "nsNSSHelper.h"
#include "nsNSSShutDown.h"
#include "nsPK11TokenDB.h"
#include "nsPKCS12Blob.h"
#include "nsReadableUtils.h"
#include "nsThreadUtils.h"
#include "pkix/Time.h"
#include "pkix/pkixtypes.h"
#include "nspr.h"
#include "certdb.h"
#include "secerr.h"
#include "nssb64.h"
#include "secasn1.h"
#include "secder.h"
#include "ssl.h"
#include "plbase64.h"
#ifdef XP_WIN
#include <winsock.h> // for ntohl
#endif
using namespace mozilla;
using namespace mozilla::psm;
using mozilla::psm::SharedSSLState;
extern LazyLogModule gPIPNSSLog;
static nsresult
attemptToLogInWithDefaultPassword()
{
#ifdef NSS_DISABLE_DBM
// The SQL NSS DB requires the user to be authenticated to set certificate
// trust settings, even if the user's password is empty. To maintain
// compatibility with the DBM-based database, try to log in with the
// default empty password. This will allow, at least, tests that need to
// change certificate trust to pass on all platforms. TODO(bug 978120): Do
// proper testing and/or implement a better solution so that we are confident
// that this does the correct thing outside of xpcshell tests too.
UniquePK11SlotInfo slot(PK11_GetInternalKeySlot());
if (!slot) {
return MapSECStatus(SECFailure);
}
if (PK11_NeedUserInit(slot.get())) {
// Ignore the return value. Presumably PK11_InitPin will fail if the user
// has a non-default password.
Unused << PK11_InitPin(slot.get(), nullptr, nullptr);
}
#endif
return NS_OK;
}
NS_IMPL_ISUPPORTS(nsNSSCertificateDB, nsIX509CertDB)
nsNSSCertificateDB::~nsNSSCertificateDB()
{
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return;
}
shutdown(calledFromObject);
}
NS_IMETHODIMP
nsNSSCertificateDB::FindCertByNickname(const nsAString& nickname,
nsIX509Cert** _rvCert)
{
NS_ENSURE_ARG_POINTER(_rvCert);
*_rvCert = nullptr;
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
char *asciiname = nullptr;
NS_ConvertUTF16toUTF8 aUtf8Nickname(nickname);
asciiname = const_cast<char*>(aUtf8Nickname.get());
MOZ_LOG(gPIPNSSLog, LogLevel::Debug, ("Getting \"%s\"\n", asciiname));
UniqueCERTCertificate cert(PK11_FindCertFromNickname(asciiname, nullptr));
if (!cert) {
cert.reset(CERT_FindCertByNickname(CERT_GetDefaultCertDB(), asciiname));
}
if (cert) {
MOZ_LOG(gPIPNSSLog, LogLevel::Debug, ("got it\n"));
nsCOMPtr<nsIX509Cert> pCert = nsNSSCertificate::Create(cert.get());
if (pCert) {
pCert.forget(_rvCert);
return NS_OK;
}
}
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
nsNSSCertificateDB::FindCertByDBKey(const char* aDBKey,nsIX509Cert** _cert)
{
NS_ENSURE_ARG_POINTER(aDBKey);
NS_ENSURE_ARG(aDBKey[0]);
NS_ENSURE_ARG_POINTER(_cert);
*_cert = nullptr;
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
UniqueCERTCertificate cert;
nsresult rv = FindCertByDBKey(aDBKey, cert);
if (NS_FAILED(rv)) {
return rv;
}
// If we can't find the certificate, that's not an error. Just return null.
if (!cert) {
return NS_OK;
}
nsCOMPtr<nsIX509Cert> nssCert = nsNSSCertificate::Create(cert.get());
if (!nssCert) {
return NS_ERROR_OUT_OF_MEMORY;
}
nssCert.forget(_cert);
return NS_OK;
}
nsresult
nsNSSCertificateDB::FindCertByDBKey(const char* aDBKey,
UniqueCERTCertificate& cert)
{
static_assert(sizeof(uint64_t) == 8, "type size sanity check");
static_assert(sizeof(uint32_t) == 4, "type size sanity check");
// (From nsNSSCertificate::GetDbKey)
// The format of the key is the base64 encoding of the following:
// 4 bytes: {0, 0, 0, 0} (this was intended to be the module ID, but it was
// never implemented)
// 4 bytes: {0, 0, 0, 0} (this was intended to be the slot ID, but it was
// never implemented)
// 4 bytes: <serial number length in big-endian order>
// 4 bytes: <DER-encoded issuer distinguished name length in big-endian order>
// n bytes: <bytes of serial number>
// m bytes: <DER-encoded issuer distinguished name>
nsAutoCString decoded;
nsAutoCString tmpDBKey(aDBKey);
// Filter out any whitespace for backwards compatibility.
tmpDBKey.StripWhitespace();
nsresult rv = Base64Decode(tmpDBKey, decoded);
if (NS_FAILED(rv)) {
return rv;
}
if (decoded.Length() < 16) {
return NS_ERROR_ILLEGAL_INPUT;
}
const char* reader = decoded.BeginReading();
uint64_t zeroes = *BitwiseCast<const uint64_t*, const char*>(reader);
if (zeroes != 0) {
return NS_ERROR_ILLEGAL_INPUT;
}
reader += sizeof(uint64_t);
// Note: We surround the ntohl() argument with parentheses to stop the macro
// from thinking two arguments were passed.
uint32_t serialNumberLen = ntohl(
(*BitwiseCast<const uint32_t*, const char*>(reader)));
reader += sizeof(uint32_t);
uint32_t issuerLen = ntohl(
(*BitwiseCast<const uint32_t*, const char*>(reader)));
reader += sizeof(uint32_t);
if (decoded.Length() != 16ULL + serialNumberLen + issuerLen) {
return NS_ERROR_ILLEGAL_INPUT;
}
CERTIssuerAndSN issuerSN;
issuerSN.serialNumber.len = serialNumberLen;
issuerSN.serialNumber.data = BitwiseCast<unsigned char*, const char*>(reader);
reader += serialNumberLen;
issuerSN.derIssuer.len = issuerLen;
issuerSN.derIssuer.data = BitwiseCast<unsigned char*, const char*>(reader);
reader += issuerLen;
MOZ_ASSERT(reader == decoded.EndReading());
cert.reset(CERT_FindCertByIssuerAndSN(CERT_GetDefaultCertDB(), &issuerSN));
return NS_OK;
}
SECStatus
collect_certs(void *arg, SECItem **certs, int numcerts)
{
CERTDERCerts *collectArgs;
SECItem *cert;
SECStatus rv;
collectArgs = (CERTDERCerts *)arg;
collectArgs->numcerts = numcerts;
collectArgs->rawCerts = (SECItem *) PORT_ArenaZAlloc(collectArgs->arena,
sizeof(SECItem) * numcerts);
if (!collectArgs->rawCerts)
return(SECFailure);
cert = collectArgs->rawCerts;
while ( numcerts-- ) {
rv = SECITEM_CopyItem(collectArgs->arena, cert, *certs);
if ( rv == SECFailure )
return(SECFailure);
cert++;
certs++;
}
return (SECSuccess);
}
CERTDERCerts*
nsNSSCertificateDB::getCertsFromPackage(const UniquePLArenaPool& arena,
uint8_t* data, uint32_t length,
const nsNSSShutDownPreventionLock& /*proofOfLock*/)
{
CERTDERCerts* collectArgs = PORT_ArenaZNew(arena.get(), CERTDERCerts);
if (!collectArgs) {
return nullptr;
}
collectArgs->arena = arena.get();
if (CERT_DecodeCertPackage(char_ptr_cast(data), length, collect_certs,
collectArgs) != SECSuccess) {
return nullptr;
}
return collectArgs;
}
nsresult
nsNSSCertificateDB::handleCACertDownload(nsIArray *x509Certs,
nsIInterfaceRequestor *ctx,
const nsNSSShutDownPreventionLock &proofOfLock)
{
// First thing we have to do is figure out which certificate we're
// gonna present to the user. The CA may have sent down a list of
// certs which may or may not be a chained list of certs. Until
// the day we can design some solid UI for the general case, we'll
// code to the > 90% case. That case is where a CA sends down a
// list that is a hierarchy whose root is either the first or
// the last cert. What we're gonna do is compare the first
// 2 entries, if the second was signed by the first, we assume
// the root cert is the first cert and display it. Otherwise,
// we compare the last 2 entries, if the second to last cert was
// signed by the last cert, then we assume the last cert is the
// root and display it.
uint32_t numCerts;
x509Certs->GetLength(&numCerts);
NS_ASSERTION(numCerts > 0, "Didn't get any certs to import.");
if (numCerts == 0)
return NS_OK; // Nothing to import, so nothing to do.
nsCOMPtr<nsIX509Cert> certToShow;
nsCOMPtr<nsISupports> isupports;
uint32_t selCertIndex;
if (numCerts == 1) {
// There's only one cert, so let's show it.
selCertIndex = 0;
certToShow = do_QueryElementAt(x509Certs, selCertIndex);
} else {
nsCOMPtr<nsIX509Cert> cert0; // first cert
nsCOMPtr<nsIX509Cert> cert1; // second cert
nsCOMPtr<nsIX509Cert> certn_2; // second to last cert
nsCOMPtr<nsIX509Cert> certn_1; // last cert
cert0 = do_QueryElementAt(x509Certs, 0);
cert1 = do_QueryElementAt(x509Certs, 1);
certn_2 = do_QueryElementAt(x509Certs, numCerts-2);
certn_1 = do_QueryElementAt(x509Certs, numCerts-1);
nsXPIDLString cert0SubjectName;
nsXPIDLString cert1IssuerName;
nsXPIDLString certn_2IssuerName;
nsXPIDLString certn_1SubjectName;
cert0->GetSubjectName(cert0SubjectName);
cert1->GetIssuerName(cert1IssuerName);
certn_2->GetIssuerName(certn_2IssuerName);
certn_1->GetSubjectName(certn_1SubjectName);
if (cert1IssuerName.Equals(cert0SubjectName)) {
// In this case, the first cert in the list signed the second,
// so the first cert is the root. Let's display it.
selCertIndex = 0;
certToShow = cert0;
} else
if (certn_2IssuerName.Equals(certn_1SubjectName)) {
// In this case the last cert has signed the second to last cert.
// The last cert is the root, so let's display it.
selCertIndex = numCerts-1;
certToShow = certn_1;
} else {
// It's not a chain, so let's just show the first one in the
// downloaded list.
selCertIndex = 0;
certToShow = cert0;
}
}
if (!certToShow)
return NS_ERROR_FAILURE;
nsCOMPtr<nsICertificateDialogs> dialogs;
nsresult rv = ::getNSSDialogs(getter_AddRefs(dialogs),
NS_GET_IID(nsICertificateDialogs),
NS_CERTIFICATEDIALOGS_CONTRACTID);
if (NS_FAILED(rv))
return rv;
SECItem der;
rv=certToShow->GetRawDER(&der.len, (uint8_t **)&der.data);
if (NS_FAILED(rv))
return rv;
MOZ_LOG(gPIPNSSLog, LogLevel::Debug, ("Creating temp cert\n"));
CERTCertDBHandle *certdb = CERT_GetDefaultCertDB();
UniqueCERTCertificate tmpCert(CERT_FindCertByDERCert(certdb, &der));
if (!tmpCert) {
tmpCert.reset(CERT_NewTempCertificate(certdb, &der, nullptr, false, true));
}
free(der.data);
der.data = nullptr;
der.len = 0;
if (!tmpCert) {
NS_ERROR("Couldn't create cert from DER blob");
return NS_ERROR_FAILURE;
}
if (!CERT_IsCACert(tmpCert.get(), nullptr)) {
DisplayCertificateAlert(ctx, "NotACACert", certToShow, proofOfLock);
return NS_ERROR_FAILURE;
}
if (tmpCert->isperm) {
DisplayCertificateAlert(ctx, "CaCertExists", certToShow, proofOfLock);
return NS_ERROR_FAILURE;
}
uint32_t trustBits;
bool allows;
rv = dialogs->ConfirmDownloadCACert(ctx, certToShow, &trustBits, &allows);
if (NS_FAILED(rv))
return rv;
if (!allows)
return NS_ERROR_NOT_AVAILABLE;
MOZ_LOG(gPIPNSSLog, LogLevel::Debug, ("trust is %d\n", trustBits));
nsXPIDLCString nickname;
nickname.Adopt(CERT_MakeCANickname(tmpCert.get()));
MOZ_LOG(gPIPNSSLog, LogLevel::Debug, ("Created nick \"%s\"\n", nickname.get()));
nsNSSCertTrust trust;
trust.SetValidCA();
trust.AddCATrust(!!(trustBits & nsIX509CertDB::TRUSTED_SSL),
!!(trustBits & nsIX509CertDB::TRUSTED_EMAIL),
!!(trustBits & nsIX509CertDB::TRUSTED_OBJSIGN));
SECStatus srv = __CERT_AddTempCertToPerm(tmpCert.get(),
const_cast<char*>(nickname.get()),
trust.GetTrust());
if (srv != SECSuccess)
return NS_ERROR_FAILURE;
// Import additional delivered certificates that can be verified.
// build a CertList for filtering
UniqueCERTCertList certList(CERT_NewCertList());
if (!certList) {
return NS_ERROR_FAILURE;
}
// get all remaining certs into temp store
for (uint32_t i=0; i<numCerts; i++) {
if (i == selCertIndex) {
// we already processed that one
continue;
}
certToShow = do_QueryElementAt(x509Certs, i);
certToShow->GetRawDER(&der.len, (uint8_t **)&der.data);
CERTCertificate *tmpCert2 =
CERT_NewTempCertificate(certdb, &der, nullptr, false, true);
free(der.data);
der.data = nullptr;
der.len = 0;
if (!tmpCert2) {
NS_ERROR("Couldn't create temp cert from DER blob");
continue; // Let's try to import the rest of 'em
}
CERT_AddCertToListTail(certList.get(), tmpCert2);
}
return ImportValidCACertsInList(certList, ctx, proofOfLock);
}
NS_IMETHODIMP
nsNSSCertificateDB::ImportCertificates(uint8_t* data, uint32_t length,
uint32_t type,
nsIInterfaceRequestor* ctx)
{
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
// We currently only handle CA certificates.
if (type != nsIX509Cert::CA_CERT) {
return NS_ERROR_FAILURE;
}
UniquePLArenaPool arena(PORT_NewArena(DER_DEFAULT_CHUNKSIZE));
if (!arena) {
return NS_ERROR_OUT_OF_MEMORY;
}
CERTDERCerts* certCollection = getCertsFromPackage(arena, data, length,
locker);
if (!certCollection) {
return NS_ERROR_FAILURE;
}
nsCOMPtr<nsIMutableArray> array = nsArrayBase::Create();
if (!array) {
return NS_ERROR_FAILURE;
}
// Now let's create some certs to work with
for (int i = 0; i < certCollection->numcerts; i++) {
SECItem* currItem = &certCollection->rawCerts[i];
nsCOMPtr<nsIX509Cert> cert = nsNSSCertificate::ConstructFromDER(
BitwiseCast<char*, unsigned char*>(currItem->data), currItem->len);
if (!cert) {
return NS_ERROR_FAILURE;
}
nsresult rv = array->AppendElement(cert, false);
if (NS_FAILED(rv)) {
return rv;
}
}
return handleCACertDownload(array, ctx, locker);
}
/**
* Filters an array of certs by usage and imports them into temporary storage.
*
* @param numcerts
* Size of the |certs| array.
* @param certs
* Pointer to array of certs to import.
* @param usage
* Usage the certs should be filtered on.
* @param caOnly
* Whether to import only CA certs.
* @param filteredCerts
* List of certs that weren't filtered out and were successfully imported.
*/
static nsresult
ImportCertsIntoTempStorage(int numcerts, SECItem* certs,
const SECCertUsage usage, const bool caOnly,
const nsNSSShutDownPreventionLock& /*proofOfLock*/,
/*out*/ const UniqueCERTCertList& filteredCerts)
{
NS_ENSURE_ARG_MIN(numcerts, 1);
NS_ENSURE_ARG_POINTER(certs);
NS_ENSURE_ARG_POINTER(filteredCerts.get());
// CERT_ImportCerts() expects an array of *pointers* to SECItems, so we have
// to convert |certs| to such a format first.
SECItem** ptrArray =
static_cast<SECItem**>(PORT_Alloc(sizeof(SECItem*) * numcerts));
if (!ptrArray) {
return NS_ERROR_OUT_OF_MEMORY;
}
for (int i = 0; i < numcerts; i++) {
ptrArray[i] = &certs[i];
}
CERTCertificate** importedCerts = nullptr;
SECStatus srv = CERT_ImportCerts(CERT_GetDefaultCertDB(), usage,
numcerts, ptrArray, &importedCerts, false,
caOnly, nullptr);
PORT_Free(ptrArray);
ptrArray = nullptr;
if (srv != SECSuccess) {
return NS_ERROR_FAILURE;
}
for (int i = 0; i < numcerts; i++) {
if (!importedCerts[i]) {
continue;
}
UniqueCERTCertificate cert(CERT_DupCertificate(importedCerts[i]));
if (!cert) {
continue;
}
if (CERT_AddCertToListTail(filteredCerts.get(), cert.get()) == SECSuccess) {
Unused << cert.release();
}
}
CERT_DestroyCertArray(importedCerts, numcerts);
// CERT_ImportCerts() ignores its |usage| parameter, so we have to manually
// filter out unwanted certs.
if (CERT_FilterCertListByUsage(filteredCerts.get(), usage, caOnly)
!= SECSuccess) {
return NS_ERROR_FAILURE;
}
return NS_OK;
}
static SECStatus
ImportCertsIntoPermanentStorage(const UniqueCERTCertList& certChain,
const SECCertUsage usage, const bool caOnly)
{
int chainLen = 0;
for (CERTCertListNode *chainNode = CERT_LIST_HEAD(certChain);
!CERT_LIST_END(chainNode, certChain);
chainNode = CERT_LIST_NEXT(chainNode)) {
chainLen++;
}
SECItem **rawArray;
rawArray = (SECItem **) PORT_Alloc(chainLen * sizeof(SECItem *));
if (!rawArray) {
return SECFailure;
}
int i = 0;
for (CERTCertListNode *chainNode = CERT_LIST_HEAD(certChain);
!CERT_LIST_END(chainNode, certChain);
chainNode = CERT_LIST_NEXT(chainNode), i++) {
rawArray[i] = &chainNode->cert->derCert;
}
SECStatus srv = CERT_ImportCerts(CERT_GetDefaultCertDB(), usage, chainLen,
rawArray, nullptr, true, caOnly, nullptr);
PORT_Free(rawArray);
return srv;
}
NS_IMETHODIMP
nsNSSCertificateDB::ImportEmailCertificate(uint8_t* data, uint32_t length,
nsIInterfaceRequestor* ctx)
{
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
UniquePLArenaPool arena(PORT_NewArena(DER_DEFAULT_CHUNKSIZE));
if (!arena) {
return NS_ERROR_OUT_OF_MEMORY;
}
CERTDERCerts *certCollection = getCertsFromPackage(arena, data, length, locker);
if (!certCollection) {
return NS_ERROR_FAILURE;
}
UniqueCERTCertList filteredCerts(CERT_NewCertList());
if (!filteredCerts) {
return NS_ERROR_FAILURE;
}
nsresult rv = ImportCertsIntoTempStorage(certCollection->numcerts,
certCollection->rawCerts,
certUsageEmailRecipient,
false, locker, filteredCerts);
if (NS_FAILED(rv)) {
return rv;
}
RefPtr<SharedCertVerifier> certVerifier(GetDefaultCertVerifier());
if (!certVerifier) {
return NS_ERROR_UNEXPECTED;
}
// Iterate through the filtered cert list and import verified certs into
// permanent storage.
// Note: We verify the certs in order to prevent DoS attacks. See Bug 249004.
for (CERTCertListNode* node = CERT_LIST_HEAD(filteredCerts.get());
!CERT_LIST_END(node, filteredCerts.get());
node = CERT_LIST_NEXT(node)) {
if (!node->cert) {
continue;
}
UniqueCERTCertList certChain;
SECStatus srv = certVerifier->VerifyCert(node->cert,
certificateUsageEmailRecipient,
mozilla::pkix::Now(), ctx,
nullptr, certChain);
if (srv != SECSuccess) {
nsCOMPtr<nsIX509Cert> certToShow = nsNSSCertificate::Create(node->cert);
DisplayCertificateAlert(ctx, "NotImportingUnverifiedCert", certToShow, locker);
continue;
}
srv = ImportCertsIntoPermanentStorage(certChain, certUsageEmailRecipient,
false);
if (srv != SECSuccess) {
return NS_ERROR_FAILURE;
}
CERT_SaveSMimeProfile(node->cert, nullptr, nullptr);
}
return NS_OK;
}
nsresult
nsNSSCertificateDB::ImportValidCACerts(int numCACerts, SECItem* caCerts,
nsIInterfaceRequestor* ctx,
const nsNSSShutDownPreventionLock& proofOfLock)
{
UniqueCERTCertList filteredCerts(CERT_NewCertList());
if (!filteredCerts) {
return NS_ERROR_FAILURE;
}
nsresult rv = ImportCertsIntoTempStorage(numCACerts, caCerts, certUsageAnyCA,
true, proofOfLock, filteredCerts);
if (NS_FAILED(rv)) {
return rv;
}
return ImportValidCACertsInList(filteredCerts, ctx, proofOfLock);
}
nsresult
nsNSSCertificateDB::ImportValidCACertsInList(const UniqueCERTCertList& filteredCerts,
nsIInterfaceRequestor* ctx,
const nsNSSShutDownPreventionLock& proofOfLock)
{
RefPtr<SharedCertVerifier> certVerifier(GetDefaultCertVerifier());
if (!certVerifier) {
return NS_ERROR_UNEXPECTED;
}
// Iterate through the filtered cert list and import verified certs into
// permanent storage.
// Note: We verify the certs in order to prevent DoS attacks. See Bug 249004.
for (CERTCertListNode* node = CERT_LIST_HEAD(filteredCerts.get());
!CERT_LIST_END(node, filteredCerts.get());
node = CERT_LIST_NEXT(node)) {
UniqueCERTCertList certChain;
SECStatus rv = certVerifier->VerifyCert(node->cert,
certificateUsageVerifyCA,
mozilla::pkix::Now(), ctx,
nullptr, certChain);
if (rv != SECSuccess) {
nsCOMPtr<nsIX509Cert> certToShow = nsNSSCertificate::Create(node->cert);
DisplayCertificateAlert(ctx, "NotImportingUnverifiedCert", certToShow, proofOfLock);
continue;
}
rv = ImportCertsIntoPermanentStorage(certChain, certUsageAnyCA, true);
if (rv != SECSuccess) {
return NS_ERROR_FAILURE;
}
}
return NS_OK;
}
void nsNSSCertificateDB::DisplayCertificateAlert(nsIInterfaceRequestor *ctx,
const char *stringID,
nsIX509Cert *certToShow,
const nsNSSShutDownPreventionLock &/*proofOfLock*/)
{
static NS_DEFINE_CID(kNSSComponentCID, NS_NSSCOMPONENT_CID);
if (!NS_IsMainThread()) {
NS_ERROR("nsNSSCertificateDB::DisplayCertificateAlert called off the main thread");
return;
}
nsCOMPtr<nsIInterfaceRequestor> my_ctx = ctx;
if (!my_ctx) {
my_ctx = new PipUIContext();
}
// This shall be replaced by embedding ovverridable prompts
// as discussed in bug 310446, and should make use of certToShow.
nsresult rv;
nsCOMPtr<nsINSSComponent> nssComponent(do_GetService(kNSSComponentCID, &rv));
if (NS_SUCCEEDED(rv)) {
nsAutoString tmpMessage;
nssComponent->GetPIPNSSBundleString(stringID, tmpMessage);
nsCOMPtr<nsIPrompt> prompt (do_GetInterface(my_ctx));
if (!prompt) {
return;
}
prompt->Alert(nullptr, tmpMessage.get());
}
}
NS_IMETHODIMP
nsNSSCertificateDB::ImportUserCertificate(uint8_t* data, uint32_t length,
nsIInterfaceRequestor* ctx)
{
if (!NS_IsMainThread()) {
NS_ERROR("nsNSSCertificateDB::ImportUserCertificate called off the main thread");
return NS_ERROR_NOT_SAME_THREAD;
}
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
UniquePLArenaPool arena(PORT_NewArena(DER_DEFAULT_CHUNKSIZE));
if (!arena) {
return NS_ERROR_OUT_OF_MEMORY;
}
CERTDERCerts* collectArgs = getCertsFromPackage(arena, data, length, locker);
if (!collectArgs) {
return NS_ERROR_FAILURE;
}
UniqueCERTCertificate cert(
CERT_NewTempCertificate(CERT_GetDefaultCertDB(), collectArgs->rawCerts,
nullptr, false, true));
if (!cert) {
return NS_ERROR_FAILURE;
}
UniquePK11SlotInfo slot(PK11_KeyForCertExists(cert.get(), nullptr, ctx));
if (!slot) {
nsCOMPtr<nsIX509Cert> certToShow = nsNSSCertificate::Create(cert.get());
DisplayCertificateAlert(ctx, "UserCertIgnoredNoPrivateKey", certToShow, locker);
return NS_ERROR_FAILURE;
}
slot = nullptr;
/* pick a nickname for the cert */
nsAutoCString nickname;
if (cert->nickname) {
nickname = cert->nickname;
} else {
get_default_nickname(cert.get(), ctx, nickname, locker);
}
/* user wants to import the cert */
slot.reset(PK11_ImportCertForKey(cert.get(), nickname.get(), ctx));
if (!slot) {
return NS_ERROR_FAILURE;
}
slot = nullptr;
{
nsCOMPtr<nsIX509Cert> certToShow = nsNSSCertificate::Create(cert.get());
DisplayCertificateAlert(ctx, "UserCertImported", certToShow, locker);
}
int numCACerts = collectArgs->numcerts - 1;
if (numCACerts) {
SECItem* caCerts = collectArgs->rawCerts + 1;
return ImportValidCACerts(numCACerts, caCerts, ctx, locker);
}
return NS_OK;
}
NS_IMETHODIMP
nsNSSCertificateDB::DeleteCertificate(nsIX509Cert *aCert)
{
NS_ENSURE_ARG_POINTER(aCert);
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
UniqueCERTCertificate cert(aCert->GetCert());
if (!cert) {
return NS_ERROR_FAILURE;
}
SECStatus srv = SECSuccess;
uint32_t certType;
aCert->GetCertType(&certType);
if (NS_FAILED(aCert->MarkForPermDeletion()))
{
return NS_ERROR_FAILURE;
}
if (cert->slot && certType != nsIX509Cert::USER_CERT) {
// To delete a cert of a slot (builtin, most likely), mark it as
// completely untrusted. This way we keep a copy cached in the
// local database, and next time we try to load it off of the
// external token/slot, we'll know not to trust it. We don't
// want to do that with user certs, because a user may re-store
// the cert onto the card again at which point we *will* want to
// trust that cert if it chains up properly.
nsNSSCertTrust trust(0, 0, 0);
srv = CERT_ChangeCertTrust(CERT_GetDefaultCertDB(),
cert.get(), trust.GetTrust());
}
MOZ_LOG(gPIPNSSLog, LogLevel::Debug, ("cert deleted: %d", srv));
return (srv) ? NS_ERROR_FAILURE : NS_OK;
}
NS_IMETHODIMP
nsNSSCertificateDB::SetCertTrust(nsIX509Cert *cert,
uint32_t type,
uint32_t trusted)
{
NS_ENSURE_ARG_POINTER(cert);
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
nsNSSCertTrust trust;
nsresult rv;
UniqueCERTCertificate nsscert(cert->GetCert());
rv = attemptToLogInWithDefaultPassword();
if (NS_WARN_IF(rv != NS_OK)) {
return rv;
}
SECStatus srv;
if (type == nsIX509Cert::CA_CERT) {
// always start with untrusted and move up
trust.SetValidCA();
trust.AddCATrust(!!(trusted & nsIX509CertDB::TRUSTED_SSL),
!!(trusted & nsIX509CertDB::TRUSTED_EMAIL),
!!(trusted & nsIX509CertDB::TRUSTED_OBJSIGN));
srv = CERT_ChangeCertTrust(CERT_GetDefaultCertDB(),
nsscert.get(),
trust.GetTrust());
} else if (type == nsIX509Cert::SERVER_CERT) {
// always start with untrusted and move up
trust.SetValidPeer();
trust.AddPeerTrust(trusted & nsIX509CertDB::TRUSTED_SSL, 0, 0);
srv = CERT_ChangeCertTrust(CERT_GetDefaultCertDB(),
nsscert.get(),
trust.GetTrust());
} else if (type == nsIX509Cert::EMAIL_CERT) {
// always start with untrusted and move up
trust.SetValidPeer();
trust.AddPeerTrust(0, !!(trusted & nsIX509CertDB::TRUSTED_EMAIL), 0);
srv = CERT_ChangeCertTrust(CERT_GetDefaultCertDB(),
nsscert.get(),
trust.GetTrust());
} else {
// ignore user certs
return NS_OK;
}
return MapSECStatus(srv);
}
NS_IMETHODIMP
nsNSSCertificateDB::IsCertTrusted(nsIX509Cert *cert,
uint32_t certType,
uint32_t trustType,
bool *_isTrusted)
{
NS_ENSURE_ARG_POINTER(_isTrusted);
*_isTrusted = false;
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
SECStatus srv;
UniqueCERTCertificate nsscert(cert->GetCert());
CERTCertTrust nsstrust;
srv = CERT_GetCertTrust(nsscert.get(), &nsstrust);
if (srv != SECSuccess)
return NS_ERROR_FAILURE;
nsNSSCertTrust trust(&nsstrust);
if (certType == nsIX509Cert::CA_CERT) {
if (trustType & nsIX509CertDB::TRUSTED_SSL) {
*_isTrusted = trust.HasTrustedCA(true, false, false);
} else if (trustType & nsIX509CertDB::TRUSTED_EMAIL) {
*_isTrusted = trust.HasTrustedCA(false, true, false);
} else if (trustType & nsIX509CertDB::TRUSTED_OBJSIGN) {
*_isTrusted = trust.HasTrustedCA(false, false, true);
} else {
return NS_ERROR_FAILURE;
}
} else if (certType == nsIX509Cert::SERVER_CERT) {
if (trustType & nsIX509CertDB::TRUSTED_SSL) {
*_isTrusted = trust.HasTrustedPeer(true, false, false);
} else if (trustType & nsIX509CertDB::TRUSTED_EMAIL) {
*_isTrusted = trust.HasTrustedPeer(false, true, false);
} else if (trustType & nsIX509CertDB::TRUSTED_OBJSIGN) {
*_isTrusted = trust.HasTrustedPeer(false, false, true);
} else {
return NS_ERROR_FAILURE;
}
} else if (certType == nsIX509Cert::EMAIL_CERT) {
if (trustType & nsIX509CertDB::TRUSTED_SSL) {
*_isTrusted = trust.HasTrustedPeer(true, false, false);
} else if (trustType & nsIX509CertDB::TRUSTED_EMAIL) {
*_isTrusted = trust.HasTrustedPeer(false, true, false);
} else if (trustType & nsIX509CertDB::TRUSTED_OBJSIGN) {
*_isTrusted = trust.HasTrustedPeer(false, false, true);
} else {
return NS_ERROR_FAILURE;
}
} /* user: ignore */
return NS_OK;
}
NS_IMETHODIMP
nsNSSCertificateDB::ImportCertsFromFile(nsIFile* aFile, uint32_t aType)
{
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
NS_ENSURE_ARG(aFile);
switch (aType) {
case nsIX509Cert::CA_CERT:
case nsIX509Cert::EMAIL_CERT:
// good
break;
default:
// not supported (yet)
return NS_ERROR_FAILURE;
}
PRFileDesc* fd = nullptr;
nsresult rv = aFile->OpenNSPRFileDesc(PR_RDONLY, 0, &fd);
if (NS_FAILED(rv)) {
return rv;
}
if (!fd) {
return NS_ERROR_FAILURE;
}
PRFileInfo fileInfo;
if (PR_GetOpenFileInfo(fd, &fileInfo) != PR_SUCCESS) {
return NS_ERROR_FAILURE;
}
auto buf = MakeUnique<unsigned char[]>(fileInfo.size);
int32_t bytesObtained = PR_Read(fd, buf.get(), fileInfo.size);
PR_Close(fd);
if (bytesObtained != fileInfo.size) {
return NS_ERROR_FAILURE;
}
nsCOMPtr<nsIInterfaceRequestor> cxt = new PipUIContext();
switch (aType) {
case nsIX509Cert::CA_CERT:
return ImportCertificates(buf.get(), bytesObtained, aType, cxt);
case nsIX509Cert::EMAIL_CERT:
return ImportEmailCertificate(buf.get(), bytesObtained, cxt);
default:
MOZ_ASSERT(false, "Unsupported type should have been filtered out");
break;
}
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
nsNSSCertificateDB::ImportPKCS12File(nsISupports* aToken, nsIFile* aFile)
{
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
NS_ENSURE_ARG(aFile);
nsPKCS12Blob blob;
nsCOMPtr<nsIPK11Token> token = do_QueryInterface(aToken);
if (token) {
blob.SetToken(token);
}
return blob.ImportFromFile(aFile);
}
NS_IMETHODIMP
nsNSSCertificateDB::ExportPKCS12File(nsISupports* aToken,
nsIFile* aFile,
uint32_t count,
nsIX509Cert** certs)
{
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
NS_ENSURE_ARG(aFile);
nsPKCS12Blob blob;
if (count == 0) return NS_OK;
nsCOMPtr<nsIPK11Token> localRef;
if (!aToken) {
UniquePK11SlotInfo keySlot(PK11_GetInternalKeySlot());
if (!keySlot) {
return NS_ERROR_FAILURE;
}
localRef = new nsPK11Token(keySlot.get());
} else {
localRef = do_QueryInterface(aToken);
}
blob.SetToken(localRef);
return blob.ExportToFile(aFile, certs, count);
}
NS_IMETHODIMP
nsNSSCertificateDB::FindEmailEncryptionCert(const nsAString& aNickname,
nsIX509Cert** _retval)
{
NS_ENSURE_ARG_POINTER(_retval);
*_retval = nullptr;
if (aNickname.IsEmpty())
return NS_OK;
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
nsCOMPtr<nsIInterfaceRequestor> ctx = new PipUIContext();
char *asciiname = nullptr;
NS_ConvertUTF16toUTF8 aUtf8Nickname(aNickname);
asciiname = const_cast<char*>(aUtf8Nickname.get());
/* Find a good cert in the user's database */
UniqueCERTCertificate cert(CERT_FindUserCertByUsage(CERT_GetDefaultCertDB(),
asciiname,
certUsageEmailRecipient,
true, ctx));
if (!cert) {
return NS_OK;
}
nsCOMPtr<nsIX509Cert> nssCert = nsNSSCertificate::Create(cert.get());
if (!nssCert) {
return NS_ERROR_OUT_OF_MEMORY;
}
nssCert.forget(_retval);
return NS_OK;
}
NS_IMETHODIMP
nsNSSCertificateDB::FindEmailSigningCert(const nsAString& aNickname,
nsIX509Cert** _retval)
{
NS_ENSURE_ARG_POINTER(_retval);
*_retval = nullptr;
if (aNickname.IsEmpty())
return NS_OK;
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
nsCOMPtr<nsIInterfaceRequestor> ctx = new PipUIContext();
char *asciiname = nullptr;
NS_ConvertUTF16toUTF8 aUtf8Nickname(aNickname);
asciiname = const_cast<char*>(aUtf8Nickname.get());
/* Find a good cert in the user's database */
UniqueCERTCertificate cert(CERT_FindUserCertByUsage(CERT_GetDefaultCertDB(),
asciiname,
certUsageEmailSigner,
true, ctx));
if (!cert) {
return NS_OK;
}
nsCOMPtr<nsIX509Cert> nssCert = nsNSSCertificate::Create(cert.get());
if (!nssCert) {
return NS_ERROR_OUT_OF_MEMORY;
}
nssCert.forget(_retval);
return NS_OK;
}
NS_IMETHODIMP
nsNSSCertificateDB::FindCertByEmailAddress(const char* aEmailAddress,
nsIX509Cert** _retval)
{
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
RefPtr<SharedCertVerifier> certVerifier(GetDefaultCertVerifier());
NS_ENSURE_TRUE(certVerifier, NS_ERROR_UNEXPECTED);
UniqueCERTCertList certlist(
PK11_FindCertsFromEmailAddress(aEmailAddress, nullptr));
if (!certlist)
return NS_ERROR_FAILURE;
// certlist now contains certificates with the right email address,
// but they might not have the correct usage or might even be invalid
if (CERT_LIST_END(CERT_LIST_HEAD(certlist), certlist))
return NS_ERROR_FAILURE; // no certs found
CERTCertListNode *node;
// search for a valid certificate
for (node = CERT_LIST_HEAD(certlist);
!CERT_LIST_END(node, certlist);
node = CERT_LIST_NEXT(node)) {
UniqueCERTCertList unusedCertChain;
SECStatus srv = certVerifier->VerifyCert(node->cert,
certificateUsageEmailRecipient,
mozilla::pkix::Now(),
nullptr /*XXX pinarg*/,
nullptr /*hostname*/,
unusedCertChain);
if (srv == SECSuccess) {
break;
}
}
if (CERT_LIST_END(node, certlist)) {
// no valid cert found
return NS_ERROR_FAILURE;
}
// node now contains the first valid certificate with correct usage
RefPtr<nsNSSCertificate> nssCert = nsNSSCertificate::Create(node->cert);
if (!nssCert)
return NS_ERROR_OUT_OF_MEMORY;
nssCert.forget(_retval);
return NS_OK;
}
NS_IMETHODIMP
nsNSSCertificateDB::ConstructX509FromBase64(const char *base64,
nsIX509Cert **_retval)
{
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
if (NS_WARN_IF(!_retval)) {
return NS_ERROR_INVALID_POINTER;
}
// sure would be nice to have a smart pointer class for PL_ allocations
// unfortunately, we cannot distinguish out-of-memory from bad-input here
uint32_t len = base64 ? strlen(base64) : 0;
char *certDER = PL_Base64Decode(base64, len, nullptr);
if (!certDER)
return NS_ERROR_ILLEGAL_VALUE;
if (!*certDER) {
PL_strfree(certDER);
return NS_ERROR_ILLEGAL_VALUE;
}
// If we get to this point, we know we had well-formed base64 input;
// therefore the input string cannot have been less than two
// characters long. Compute the unpadded length of the decoded data.
uint32_t lengthDER = (len * 3) / 4;
if (base64[len-1] == '=') {
lengthDER--;
if (base64[len-2] == '=')
lengthDER--;
}
nsresult rv = ConstructX509(certDER, lengthDER, _retval);
PL_strfree(certDER);
return rv;
}
NS_IMETHODIMP
nsNSSCertificateDB::ConstructX509(const char* certDER,
uint32_t lengthDER,
nsIX509Cert** _retval)
{
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
if (NS_WARN_IF(!_retval)) {
return NS_ERROR_INVALID_POINTER;
}
SECItem secitem_cert;
secitem_cert.type = siDERCertBuffer;
secitem_cert.data = (unsigned char*)certDER;
secitem_cert.len = lengthDER;
UniqueCERTCertificate cert(CERT_NewTempCertificate(CERT_GetDefaultCertDB(),
&secitem_cert, nullptr,
false, true));
if (!cert)
return (PORT_GetError() == SEC_ERROR_NO_MEMORY)
? NS_ERROR_OUT_OF_MEMORY : NS_ERROR_FAILURE;
nsCOMPtr<nsIX509Cert> nssCert = nsNSSCertificate::Create(cert.get());
if (!nssCert) {
return NS_ERROR_OUT_OF_MEMORY;
}
nssCert.forget(_retval);
return NS_OK;
}
void
nsNSSCertificateDB::get_default_nickname(CERTCertificate *cert,
nsIInterfaceRequestor* ctx,
nsCString &nickname,
const nsNSSShutDownPreventionLock &/*proofOfLock*/)
{
static NS_DEFINE_CID(kNSSComponentCID, NS_NSSCOMPONENT_CID);
nickname.Truncate();
nsresult rv;
CK_OBJECT_HANDLE keyHandle;
CERTCertDBHandle *defaultcertdb = CERT_GetDefaultCertDB();
nsCOMPtr<nsINSSComponent> nssComponent(do_GetService(kNSSComponentCID, &rv));
if (NS_FAILED(rv))
return;
nsAutoCString username;
UniquePORTString tempCN(CERT_GetCommonName(&cert->subject));
if (tempCN) {
username = tempCN.get();
}
nsAutoCString caname;
UniquePORTString tempIssuerOrg(CERT_GetOrgName(&cert->issuer));
if (tempIssuerOrg) {
caname = tempIssuerOrg.get();
}
nsAutoString tmpNickFmt;
nssComponent->GetPIPNSSBundleString("nick_template", tmpNickFmt);
NS_ConvertUTF16toUTF8 nickFmt(tmpNickFmt);
nsAutoCString baseName;
baseName.AppendPrintf(nickFmt.get(), username.get(), caname.get());
if (baseName.IsEmpty()) {
return;
}
nickname = baseName;
/*
* We need to see if the private key exists on a token, if it does
* then we need to check for nicknames that already exist on the smart
* card.
*/
UniquePK11SlotInfo slot(PK11_KeyForCertExists(cert, &keyHandle, ctx));
if (!slot)
return;
if (!PK11_IsInternal(slot.get())) {
nsAutoCString tmp;
tmp.AppendPrintf("%s:%s", PK11_GetTokenName(slot.get()), baseName.get());
if (tmp.IsEmpty()) {
nickname.Truncate();
return;
}
baseName = tmp;
nickname = baseName;
}
int count = 1;
while (true) {
if ( count > 1 ) {
nsAutoCString tmp;
tmp.AppendPrintf("%s #%d", baseName.get(), count);
if (tmp.IsEmpty()) {
nickname.Truncate();
return;
}
nickname = tmp;
}
UniqueCERTCertificate dummycert;
if (PK11_IsInternal(slot.get())) {
/* look up the nickname to make sure it isn't in use already */
dummycert.reset(CERT_FindCertByNickname(defaultcertdb, nickname.get()));
} else {
// Check the cert against others that already live on the smart card.
dummycert.reset(PK11_FindCertFromNickname(nickname.get(), ctx));
if (dummycert) {
// Make sure the subject names are different.
if (CERT_CompareName(&cert->subject, &dummycert->subject) == SECEqual)
{
/*
* There is another certificate with the same nickname and
* the same subject name on the smart card, so let's use this
* nickname.
*/
dummycert = nullptr;
}
}
}
if (!dummycert) {
break;
}
count++;
}
}
NS_IMETHODIMP nsNSSCertificateDB::AddCertFromBase64(const char* aBase64,
const char* aTrust,
const char* aName)
{
NS_ENSURE_ARG_POINTER(aBase64);
nsCOMPtr <nsIX509Cert> newCert;
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
nsNSSCertTrust trust;
// need to calculate the trust bits from the aTrust string.
SECStatus stat = CERT_DecodeTrustString(trust.GetTrust(),
/* this is const, but not declared that way */(char *) aTrust);
NS_ENSURE_STATE(stat == SECSuccess); // if bad trust passed in, return error.
nsresult rv = ConstructX509FromBase64(aBase64, getter_AddRefs(newCert));
NS_ENSURE_SUCCESS(rv, rv);
SECItem der;
rv = newCert->GetRawDER(&der.len, (uint8_t **)&der.data);
NS_ENSURE_SUCCESS(rv, rv);
MOZ_LOG(gPIPNSSLog, LogLevel::Debug, ("Creating temp cert\n"));
CERTCertDBHandle *certdb = CERT_GetDefaultCertDB();
UniqueCERTCertificate tmpCert(CERT_FindCertByDERCert(certdb, &der));
if (!tmpCert) {
tmpCert.reset(CERT_NewTempCertificate(certdb, &der, nullptr, false, true));
}
free(der.data);
der.data = nullptr;
der.len = 0;
if (!tmpCert) {
NS_ERROR("Couldn't create cert from DER blob");
return MapSECStatus(SECFailure);
}
// If there's already a certificate that matches this one in the database,
// we still want to set its trust to the given value.
if (tmpCert->isperm) {
return SetCertTrustFromString(newCert, aTrust);
}
nsXPIDLCString nickname;
nickname.Adopt(CERT_MakeCANickname(tmpCert.get()));
MOZ_LOG(gPIPNSSLog, LogLevel::Debug, ("Created nick \"%s\"\n", nickname.get()));
rv = attemptToLogInWithDefaultPassword();
if (NS_WARN_IF(rv != NS_OK)) {
return rv;
}
SECStatus srv = __CERT_AddTempCertToPerm(tmpCert.get(),
const_cast<char*>(nickname.get()),
trust.GetTrust());
return MapSECStatus(srv);
}
NS_IMETHODIMP
nsNSSCertificateDB::AddCert(const nsACString & aCertDER, const char *aTrust,
const char *aName)
{
nsCString base64;
nsresult rv = Base64Encode(aCertDER, base64);
NS_ENSURE_SUCCESS(rv, rv);
return AddCertFromBase64(base64.get(), aTrust, aName);
}
NS_IMETHODIMP
nsNSSCertificateDB::SetCertTrustFromString(nsIX509Cert* cert,
const char* trustString)
{
CERTCertTrust trust;
// need to calculate the trust bits from the aTrust string.
SECStatus srv = CERT_DecodeTrustString(&trust,
const_cast<char *>(trustString));
if (srv != SECSuccess) {
return MapSECStatus(SECFailure);
}
UniqueCERTCertificate nssCert(cert->GetCert());
nsresult rv = attemptToLogInWithDefaultPassword();
if (NS_WARN_IF(rv != NS_OK)) {
return rv;
}
srv = CERT_ChangeCertTrust(CERT_GetDefaultCertDB(), nssCert.get(), &trust);
return MapSECStatus(srv);
}
NS_IMETHODIMP
nsNSSCertificateDB::GetCerts(nsIX509CertList **_retval)
{
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
nsCOMPtr<nsIInterfaceRequestor> ctx = new PipUIContext();
nsCOMPtr<nsIX509CertList> nssCertList;
UniqueCERTCertList certList(PK11_ListCerts(PK11CertListUnique, ctx));
// nsNSSCertList 1) adopts certList, and 2) handles the nullptr case fine.
// (returns an empty list)
nssCertList = new nsNSSCertList(Move(certList), locker);
nssCertList.forget(_retval);
return NS_OK;
}
NS_IMETHODIMP
nsNSSCertificateDB::GetEnterpriseRoots(nsIX509CertList** enterpriseRoots)
{
MOZ_ASSERT(NS_IsMainThread());
if (!NS_IsMainThread()) {
return NS_ERROR_NOT_SAME_THREAD;
}
NS_ENSURE_ARG_POINTER(enterpriseRoots);
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
#ifdef XP_WIN
nsCOMPtr<nsINSSComponent> psm(do_GetService(PSM_COMPONENT_CONTRACTID));
if (!psm) {
return NS_ERROR_FAILURE;
}
return psm->GetEnterpriseRoots(enterpriseRoots);
#else
return NS_ERROR_NOT_IMPLEMENTED;
#endif
}
nsresult
VerifyCertAtTime(nsIX509Cert* aCert,
int64_t /*SECCertificateUsage*/ aUsage,
uint32_t aFlags,
const char* aHostname,
mozilla::pkix::Time aTime,
nsIX509CertList** aVerifiedChain,
bool* aHasEVPolicy,
int32_t* /*PRErrorCode*/ _retval,
const nsNSSShutDownPreventionLock& locker)
{
NS_ENSURE_ARG_POINTER(aCert);
NS_ENSURE_ARG_POINTER(aHasEVPolicy);
NS_ENSURE_ARG_POINTER(aVerifiedChain);
NS_ENSURE_ARG_POINTER(_retval);
*aVerifiedChain = nullptr;
*aHasEVPolicy = false;
*_retval = PR_UNKNOWN_ERROR;
#ifndef MOZ_NO_EV_CERTS
EnsureIdentityInfoLoaded();
#endif
UniqueCERTCertificate nssCert(aCert->GetCert());
if (!nssCert) {
return NS_ERROR_INVALID_ARG;
}
RefPtr<SharedCertVerifier> certVerifier(GetDefaultCertVerifier());
NS_ENSURE_TRUE(certVerifier, NS_ERROR_FAILURE);
UniqueCERTCertList resultChain;
SECOidTag evOidPolicy;
SECStatus srv;
if (aHostname && aUsage == certificateUsageSSLServer) {
srv = certVerifier->VerifySSLServerCert(nssCert,
nullptr, // stapledOCSPResponse
aTime,
nullptr, // Assume no context
aHostname,
resultChain,
false, // don't save intermediates
aFlags,
&evOidPolicy);
} else {
srv = certVerifier->VerifyCert(nssCert.get(), aUsage, aTime,
nullptr, // Assume no context
aHostname,
resultChain,
aFlags,
nullptr, // stapledOCSPResponse
&evOidPolicy);
}
PRErrorCode error = PR_GetError();
nsCOMPtr<nsIX509CertList> nssCertList;
// This adopts the list
nssCertList = new nsNSSCertList(Move(resultChain), locker);
NS_ENSURE_TRUE(nssCertList, NS_ERROR_FAILURE);
if (srv == SECSuccess) {
if (evOidPolicy != SEC_OID_UNKNOWN) {
*aHasEVPolicy = true;
}
*_retval = 0;
} else {
NS_ENSURE_TRUE(evOidPolicy == SEC_OID_UNKNOWN, NS_ERROR_FAILURE);
NS_ENSURE_TRUE(error != 0, NS_ERROR_FAILURE);
*_retval = error;
}
nssCertList.forget(aVerifiedChain);
return NS_OK;
}
NS_IMETHODIMP
nsNSSCertificateDB::VerifyCertNow(nsIX509Cert* aCert,
int64_t /*SECCertificateUsage*/ aUsage,
uint32_t aFlags,
const char* aHostname,
nsIX509CertList** aVerifiedChain,
bool* aHasEVPolicy,
int32_t* /*PRErrorCode*/ _retval)
{
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
return ::VerifyCertAtTime(aCert, aUsage, aFlags, aHostname,
mozilla::pkix::Now(),
aVerifiedChain, aHasEVPolicy, _retval, locker);
}
NS_IMETHODIMP
nsNSSCertificateDB::VerifyCertAtTime(nsIX509Cert* aCert,
int64_t /*SECCertificateUsage*/ aUsage,
uint32_t aFlags,
const char* aHostname,
uint64_t aTime,
nsIX509CertList** aVerifiedChain,
bool* aHasEVPolicy,
int32_t* /*PRErrorCode*/ _retval)
{
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
return ::VerifyCertAtTime(aCert, aUsage, aFlags, aHostname,
mozilla::pkix::TimeFromEpochInSeconds(aTime),
aVerifiedChain, aHasEVPolicy, _retval, locker);
}
NS_IMETHODIMP
nsNSSCertificateDB::ClearOCSPCache()
{
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
RefPtr<SharedCertVerifier> certVerifier(GetDefaultCertVerifier());
NS_ENSURE_TRUE(certVerifier, NS_ERROR_FAILURE);
certVerifier->ClearOCSPCache();
return NS_OK;
}
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