tenfourfox/security/manager/ssl/nsNSSCertificate.cpp
Cameron Kaiser c9b2922b70 hello FPR
2017-04-19 00:56:45 -07:00

1967 lines
51 KiB
C++

/* -*- 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 "mozilla/UniquePtr.h"
#include "pkix/pkixnss.h"
#include "pkix/pkixtypes.h"
#include "nsNSSComponent.h" // for PIPNSS string bundle calls.
#include "nsCOMPtr.h"
#include "nsIMutableArray.h"
#include "nsNSSCertValidity.h"
#include "nsPKCS12Blob.h"
#include "nsPK11TokenDB.h"
#include "nsIX509Cert.h"
#include "nsIClassInfoImpl.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 "nsXULAppAPI.h"
#include "nsProxyRelease.h"
#include "mozilla/Base64.h"
#include "NSSCertDBTrustDomain.h"
#include "nspr.h"
#include "certdb.h"
#include "pkix/pkixtypes.h"
#include "secerr.h"
#include "nssb64.h"
#include "secasn1.h"
#include "secder.h"
#include "ssl.h"
#include "plbase64.h"
using namespace mozilla;
using namespace mozilla::psm;
extern PRLogModuleInfo* gPIPNSSLog;
// 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,
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 (mCert->slot && !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 (mCert->slot && 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;
keyUsageItem.len = 0;
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 = 0;
if (keyUsageItem.len) {
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*) moz_xmalloc(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);
free(key.data); // SECItem is a 'c' type without a destructor
return (*aDbKey) ? NS_OK : NS_ERROR_FAILURE;
}
NS_IMETHODIMP
nsNSSCertificate::GetWindowTitle(nsAString& aWindowTitle)
{
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
aWindowTitle.Truncate();
if (!mCert) {
NS_ERROR("Somehow got nullptr for mCert in nsNSSCertificate.");
return NS_ERROR_FAILURE;
}
UniquePtr<char, void(&)(void*)>
commonName(CERT_GetCommonName(&mCert->subject), PORT_Free);
const char* titleOptions[] = {
mCert->nickname,
commonName.get(),
mCert->subjectName,
mCert->emailAddr
};
nsAutoCString titleOption;
for (size_t i = 0; i < ArrayLength(titleOptions); i++) {
titleOption = titleOptions[i];
if (titleOption.Length() > 0 && IsUTF8(titleOption)) {
CopyUTF8toUTF16(titleOption, aWindowTitle);
return NS_OK;
}
}
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**) moz_xmalloc(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;
}
cert.forget(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;
MOZ_LOG(gPIPNSSLog, LogLevel::Debug, ("Getting chain for \"%s\"\n", mCert->nickname));
mozilla::pkix::Time now(mozilla::pkix::Now());
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.
if (certVerifier->VerifyCert(mCert.get(), certificateUsageSSLServer, now,
nullptr, /*XXX fixme*/
nullptr, /* hostname */
CertVerifier::FLAG_LOCAL_ONLY,
nullptr, /* stapledOCSPResponse */
&nssChain) != SECSuccess) {
nssChain = nullptr;
// keep going
}
// 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;
}
MOZ_LOG(gPIPNSSLog, LogLevel::Debug,
("pipnss: PKIX attempting chain(%d) for '%s'\n",
usage, mCert->nickname));
if (certVerifier->VerifyCert(mCert.get(), usage, now,
nullptr, /*XXX fixme*/
nullptr, /*hostname*/
CertVerifier::FLAG_LOCAL_ONLY,
nullptr, /* stapledOCSPResponse */
&nssChain) != SECSuccess) {
nssChain = nullptr;
// keep going
}
}
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.
MOZ_LOG(gPIPNSSLog, LogLevel::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)) {
MOZ_LOG(gPIPNSSLog, LogLevel::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;
MOZ_LOG(gPIPNSSLog, LogLevel::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**) moz_xmalloc(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;
}
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;
}
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;
}
nsresult
nsNSSCertificate::GetCertificateHash(nsAString& aFingerprint, SECOidTag aHashAlg)
{
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
aFingerprint.Truncate();
Digest digest;
nsresult rv = digest.DigestBuf(aHashAlg, mCert->derCert.data,
mCert->derCert.len);
if (NS_FAILED(rv)) {
return rv;
}
// CERT_Hexify's second argument is an int that is interpreted as a boolean
char* fpStr = CERT_Hexify(const_cast<SECItem*>(&digest.get()), 1);
if (!fpStr) {
return NS_ERROR_FAILURE;
}
aFingerprint.AssignASCII(fpStr);
PORT_Free(fpStr);
return NS_OK;
}
NS_IMETHODIMP
nsNSSCertificate::GetSha256Fingerprint(nsAString& aSha256Fingerprint)
{
return GetCertificateHash(aSha256Fingerprint, SEC_OID_SHA256);
}
NS_IMETHODIMP
nsNSSCertificate::GetSha1Fingerprint(nsAString& _sha1Fingerprint)
{
return GetCertificateHash(_sha1Fingerprint, SEC_OID_SHA1);
}
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*)moz_xmalloc(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 nsIX509Cert::CMS_CHAIN_MODE_CertOnly:
case nsIX509Cert::CMS_CHAIN_MODE_CertChain:
case nsIX509Cert::CMS_CHAIN_MODE_CertChainWithRoot:
break;
default:
return NS_ERROR_INVALID_ARG;
};
ScopedNSSCMSMessage cmsg(NSS_CMSMessage_Create(nullptr));
if (!cmsg) {
MOZ_LOG(gPIPNSSLog, LogLevel::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) {
MOZ_LOG(gPIPNSSLog, LogLevel::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 == nsIX509Cert::CMS_CHAIN_MODE_CertChain ||
chainMode == nsIX509Cert::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 == nsIX509Cert::CMS_CHAIN_MODE_CertChainWithRoot);
ScopedCERTCertificateList certChain(
CERT_CertChainFromCert(issuerCert, certUsageAnyCA, includeRoot));
if (certChain) {
if (NSS_CMSSignedData_AddCertList(sigd, certChain) == SECSuccess) {
certChain.forget();
}
else {
MOZ_LOG(gPIPNSSLog, LogLevel::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 {
MOZ_LOG(gPIPNSSLog, LogLevel::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 {
MOZ_LOG(gPIPNSSLog, LogLevel::Debug,
("nsNSSCertificate::ExportAsCMS - can't attach SignedData\n"));
return NS_ERROR_FAILURE;
}
ScopedPLArenaPool arena(PORT_NewArena(1024));
if (!arena) {
MOZ_LOG(gPIPNSSLog, LogLevel::Debug,
("nsNSSCertificate::ExportAsCMS - out of memory\n"));
return NS_ERROR_OUT_OF_MEMORY;
}
SECItem certP7 = { siBuffer, nullptr, 0 };
NSSCMSEncoderContext* ecx = NSS_CMSEncoder_Start(cmsg, nullptr, nullptr,
&certP7, arena, nullptr,
nullptr, nullptr, nullptr,
nullptr, nullptr);
if (!ecx) {
MOZ_LOG(gPIPNSSLog, LogLevel::Debug,
("nsNSSCertificate::ExportAsCMS - can't create encoder context\n"));
return NS_ERROR_FAILURE;
}
if (NSS_CMSEncoder_Finish(ecx) != SECSuccess) {
MOZ_LOG(gPIPNSSLog, LogLevel::Debug,
("nsNSSCertificate::ExportAsCMS - failed to add encoded data\n"));
return NS_ERROR_FAILURE;
}
*aArray = (uint8_t*)moz_xmalloc(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);
RefPtr<nsX509CertValidity> validity = new nsX509CertValidity(mCert.get());
validity.forget(aValidity);
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**) moz_xmalloc(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**) moz_xmalloc(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.Append(',');
_usages.Append(tmpUsages[i]);
free(tmpUsages[i]);
}
return NS_OK;
}
NS_IMETHODIMP
nsNSSCertificate::GetASN1Structure(nsIASN1Object** aASN1Structure)
{
NS_ENSURE_ARG_POINTER(aASN1Structure);
return CreateASN1Struct(aASN1Structure);
}
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);
ScopedCERTCertificate cert(other->GetCert());
*result = (mCert.get() == cert.get());
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, mozilla::pkix::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
nsresult
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
}
namespace mozilla {
// TODO(bug 1036065): It seems like we only construct CERTCertLists for the
// purpose of constructing nsNSSCertLists, so maybe we should change this
// function to output an nsNSSCertList instead.
SECStatus
ConstructCERTCertListFromReversedDERArray(
const mozilla::pkix::DERArray& certArray,
/*out*/ ScopedCERTCertList& certList)
{
certList = CERT_NewCertList();
if (!certList) {
return SECFailure;
}
CERTCertDBHandle* certDB(CERT_GetDefaultCertDB()); // non-owning
size_t numCerts = certArray.GetLength();
for (size_t i = 0; i < numCerts; ++i) {
SECItem certDER(UnsafeMapInputToSECItem(*certArray.GetDER(i)));
ScopedCERTCertificate cert(CERT_NewTempCertificate(certDB, &certDER,
nullptr, false, true));
if (!cert) {
return SECFailure;
}
// certArray is ordered with the root first, but we want the resulting
// certList to have the root last.
if (CERT_AddCertToListHead(certList, cert) != SECSuccess) {
return SECFailure;
}
cert.forget(); // cert is now owned by certList.
}
return SECSuccess;
}
} // namespace mozilla
NS_IMPL_CLASSINFO(nsNSSCertList,
nullptr,
// inferred from nsIX509Cert
nsIClassInfo::THREADSAFE,
NS_X509CERTLIST_CID)
NS_IMPL_ISUPPORTS_CI(nsNSSCertList,
nsIX509CertList,
nsISerializable)
nsNSSCertList::nsNSSCertList(ScopedCERTCertList& certList,
const nsNSSShutDownPreventionLock& proofOfLock)
{
if (certList) {
mCertList = certList.forget();
} 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;
}
CERTCertificate* cert = aCert->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;
}
CERTCertificate* cert = aCert->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 acquiring a
// nsNSSShutDownPreventionLock. It's difficult to enforce this in code since
// this is an implementation of an XPCOM interface function (albeit a
// C++-only one), so we acquire the (reentrant) lock and check for shutdown
// ourselves here. At the moment it appears that only nsCertTree uses this
// function. When that gets removed and replaced by a more reasonable
// implementation of the certificate manager, this function can be removed.
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return nullptr;
}
return mCertList.get();
}
NS_IMETHODIMP
nsNSSCertList::Write(nsIObjectOutputStream* aStream)
{
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
NS_ENSURE_STATE(mCertList);
nsresult rv = NS_OK;
// First, enumerate the certs to get the length of the list
uint32_t certListLen = 0;
CERTCertListNode* node = nullptr;
for (node = CERT_LIST_HEAD(mCertList);
!CERT_LIST_END(node, mCertList);
node = CERT_LIST_NEXT(node), ++certListLen) {
}
// Write the length of the list
rv = aStream->Write32(certListLen);
// Repeat the loop, and serialize each certificate
node = nullptr;
for (node = CERT_LIST_HEAD(mCertList);
!CERT_LIST_END(node, mCertList);
node = CERT_LIST_NEXT(node))
{
nsCOMPtr<nsIX509Cert> cert = nsNSSCertificate::Create(node->cert);
if (!cert) {
rv = NS_ERROR_OUT_OF_MEMORY;
break;
}
nsCOMPtr<nsISerializable> serializableCert = do_QueryInterface(cert);
rv = aStream->WriteCompoundObject(serializableCert, NS_GET_IID(nsIX509Cert), true);
if (NS_FAILED(rv)) {
break;
}
}
return rv;
}
NS_IMETHODIMP
nsNSSCertList::Read(nsIObjectInputStream* aStream)
{
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
NS_ENSURE_STATE(mCertList);
nsresult rv = NS_OK;
uint32_t certListLen;
rv = aStream->Read32(&certListLen);
if (NS_FAILED(rv)) {
return rv;
}
for(uint32_t i = 0; i < certListLen; ++i) {
nsCOMPtr<nsISupports> certSupports;
rv = aStream->ReadObject(true, getter_AddRefs(certSupports));
if (NS_FAILED(rv)) {
break;
}
nsCOMPtr<nsIX509Cert> cert = do_QueryInterface(certSupports);
rv = AddCert(cert);
if (NS_FAILED(rv)) {
break;
}
}
return rv;
}
NS_IMETHODIMP
nsNSSCertList::GetEnumerator(nsISimpleEnumerator** _retval)
{
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
nsCOMPtr<nsISimpleEnumerator> enumerator =
new nsNSSCertListEnumerator(mCertList.get(), locker);
enumerator.forget(_retval);
return NS_OK;
}
NS_IMETHODIMP
nsNSSCertList::Equals(nsIX509CertList* other, bool* result)
{
nsNSSShutDownPreventionLock locker;
if (isAlreadyShutDown()) {
return NS_ERROR_NOT_AVAILABLE;
}
NS_ENSURE_ARG(result);
*result = true;
nsresult rv;
nsCOMPtr<nsISimpleEnumerator> selfEnumerator;
rv = GetEnumerator(getter_AddRefs(selfEnumerator));
if (NS_FAILED(rv)) {
return rv;
}
nsCOMPtr<nsISimpleEnumerator> otherEnumerator;
rv = other->GetEnumerator(getter_AddRefs(otherEnumerator));
if (NS_FAILED(rv)) {
return rv;
}
nsCOMPtr<nsISupports> selfSupports;
nsCOMPtr<nsISupports> otherSupports;
while (NS_SUCCEEDED(selfEnumerator->GetNext(getter_AddRefs(selfSupports)))) {
if (NS_SUCCEEDED(otherEnumerator->GetNext(getter_AddRefs(otherSupports)))) {
nsCOMPtr<nsIX509Cert> selfCert = do_QueryInterface(selfSupports);
nsCOMPtr<nsIX509Cert> otherCert = do_QueryInterface(otherSupports);
bool certsEqual = false;
rv = selfCert->Equals(otherCert, &certsEqual);
if (NS_FAILED(rv)) {
return rv;
}
if (!certsEqual) {
*result = false;
break;
}
} else {
// other is shorter than self
*result = false;
break;
}
}
// Make sure self is the same length as other
bool otherHasMore = false;
rv = otherEnumerator->HasMoreElements(&otherHasMore);
if (NS_FAILED(rv)) {
return rv;
}
if (otherHasMore) {
*result = false;
}
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;
}
nssCert.forget(_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::GetScriptableHelper(nsIXPCScriptable** _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*) moz_xmalloc(sizeof(nsCID));
if (!*aClassID)
return NS_ERROR_OUT_OF_MEMORY;
return GetClassIDNoAlloc(*aClassID);
}
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;
}