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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 01:47:29 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 01:47:29 +0000
commit0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d (patch)
treea31f07c9bcca9d56ce61e9a1ffd30ef350d513aa /security/manager/ssl/IPCClientCertsParent.cpp
parentInitial commit. (diff)
downloadfirefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.tar.xz
firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.zip
Adding upstream version 115.8.0esr.upstream/115.8.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'security/manager/ssl/IPCClientCertsParent.cpp')
-rw-r--r--security/manager/ssl/IPCClientCertsParent.cpp130
1 files changed, 130 insertions, 0 deletions
diff --git a/security/manager/ssl/IPCClientCertsParent.cpp b/security/manager/ssl/IPCClientCertsParent.cpp
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set sw=2 ts=8 et tw=80 : */
+
+/* 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 "IPCClientCertsParent.h"
+#include "ScopedNSSTypes.h"
+#include "nsNSSComponent.h"
+#include "nsNSSIOLayer.h"
+
+#include "mozilla/SyncRunnable.h"
+#include "mozilla/ipc/BackgroundParent.h"
+
+namespace mozilla::psm {
+
+IPCClientCertsParent::IPCClientCertsParent() = default;
+
+// When the IPC client certs module needs to find certificate and key objects
+// in the socket process, it will cause this function to be called in the
+// parent process. The parent process needs to find all certificates with
+// private keys (because these are potential client certificates).
+mozilla::ipc::IPCResult IPCClientCertsParent::RecvFindObjects(
+ nsTArray<IPCClientCertObject>* aObjects) {
+ nsCOMPtr<nsIEventTarget> socketThread(
+ do_GetService(NS_SOCKETTRANSPORTSERVICE_CONTRACTID));
+ if (!socketThread) {
+ return IPC_OK();
+ }
+ // Look for client certificates on the socket thread.
+ UniqueCERTCertList certList;
+ mozilla::SyncRunnable::DispatchToThread(
+ socketThread, NS_NewRunnableFunction(
+ "IPCClientCertsParent::RecvFindObjects", [&certList]() {
+ certList =
+ psm::FindClientCertificatesWithPrivateKeys();
+ }));
+ if (!certList) {
+ return IPC_OK();
+ }
+ CERTCertListNode* n = CERT_LIST_HEAD(certList);
+ while (!CERT_LIST_END(n, certList)) {
+ nsTArray<uint8_t> certDER(n->cert->derCert.data, n->cert->derCert.len);
+ uint32_t slotType;
+ UniqueSECKEYPublicKey pubkey(CERT_ExtractPublicKey(n->cert));
+ if (!pubkey) {
+ return IPC_OK();
+ }
+ switch (SECKEY_GetPublicKeyType(pubkey.get())) {
+ case rsaKey:
+ case rsaPssKey: {
+ slotType = PK11_DoesMechanism(n->cert->slot, CKM_RSA_PKCS_PSS)
+ ? kIPCClientCertsSlotTypeModern
+ : kIPCClientCertsSlotTypeLegacy;
+ nsTArray<uint8_t> modulus(pubkey->u.rsa.modulus.data,
+ pubkey->u.rsa.modulus.len);
+ RSAKey rsakey(modulus, certDER, slotType);
+ aObjects->AppendElement(std::move(rsakey));
+ break;
+ }
+ case ecKey: {
+ slotType = kIPCClientCertsSlotTypeModern;
+ nsTArray<uint8_t> params(pubkey->u.ec.DEREncodedParams.data,
+ pubkey->u.ec.DEREncodedParams.len);
+ ECKey eckey(params, certDER, slotType);
+ aObjects->AppendElement(std::move(eckey));
+ break;
+ }
+ default:
+ n = CERT_LIST_NEXT(n);
+ continue;
+ }
+ Certificate cert(certDER, slotType);
+ aObjects->AppendElement(std::move(cert));
+
+ n = CERT_LIST_NEXT(n);
+ }
+ return IPC_OK();
+}
+
+// When the IPC client certs module needs to sign data using a key managed by
+// the parent process, it will cause this function to be called in the parent
+// process. The parent process needs to find the key corresponding to the given
+// certificate and sign the given data with the given parameters.
+mozilla::ipc::IPCResult IPCClientCertsParent::RecvSign(ByteArray aCert,
+ ByteArray aData,
+ ByteArray aParams,
+ ByteArray* aSignature) {
+ SECItem certItem = {siBuffer, const_cast<uint8_t*>(aCert.data().Elements()),
+ static_cast<unsigned int>(aCert.data().Length())};
+ aSignature->data().Clear();
+
+ UniqueCERTCertificate cert(CERT_NewTempCertificate(
+ CERT_GetDefaultCertDB(), &certItem, nullptr, false, true));
+ if (!cert) {
+ return IPC_OK();
+ }
+ UniqueSECKEYPrivateKey key(PK11_FindKeyByAnyCert(cert.get(), nullptr));
+ if (!key) {
+ return IPC_OK();
+ }
+ SECItem params = {siBuffer, aParams.data().Elements(),
+ static_cast<unsigned int>(aParams.data().Length())};
+ SECItem* paramsPtr = aParams.data().Length() > 0 ? &params : nullptr;
+ CK_MECHANISM_TYPE mechanism;
+ switch (key->keyType) {
+ case ecKey:
+ mechanism = CKM_ECDSA;
+ break;
+ case rsaKey:
+ mechanism = aParams.data().Length() > 0 ? CKM_RSA_PKCS_PSS : CKM_RSA_PKCS;
+ break;
+ default:
+ return IPC_OK();
+ }
+ uint32_t len = PK11_SignatureLen(key.get());
+ UniqueSECItem sig(::SECITEM_AllocItem(nullptr, nullptr, len));
+ SECItem hash = {siBuffer, aData.data().Elements(),
+ static_cast<unsigned int>(aData.data().Length())};
+ SECStatus srv =
+ PK11_SignWithMechanism(key.get(), mechanism, paramsPtr, sig.get(), &hash);
+ if (srv != SECSuccess) {
+ return IPC_OK();
+ }
+ aSignature->data().AppendElements(sig->data, sig->len);
+ return IPC_OK();
+}
+
+} // namespace mozilla::psm