1 files changed, 120 insertions, 0 deletions
diff --git a/security/manager/ssl/TLSClientAuthCertSelection.h b/security/manager/ssl/TLSClientAuthCertSelection.h
new file mode 100644
index 0000000000..5ff311d272
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+++ b/security/manager/ssl/TLSClientAuthCertSelection.h
@@ -0,0 +1,120 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef SECURITY_MANAGER_SSL_TLSCLIENTAUTHCERTSELECTION_H_
+#define SECURITY_MANAGER_SSL_TLSCLIENTAUTHCERTSELECTION_H_
+
+#include "NSSSocketControl.h"
+#include "nsIX509Cert.h"
+#include "nsNSSIOLayer.h"
+#include "nsThreadUtils.h"
+#include "ssl.h"
+
+class NSSSocketControl;
+
+// NSS callback to select a client authentication certificate. See documentation
+// at the top of TLSClientAuthCertSelection.cpp.
+SECStatus SSLGetClientAuthDataHook(void* arg, PRFileDesc* socket,
+                                   CERTDistNames* caNames,
+                                   CERTCertificate** pRetCert,
+                                   SECKEYPrivateKey** pRetKey);
+
+// Base class for continuing the operation of selecting a client authentication
+// certificate. Should not be used directly.
+class ClientAuthCertificateSelectedBase : public mozilla::Runnable {
+ public:
+  ClientAuthCertificateSelectedBase()
+      : Runnable("ClientAuthCertificateSelectedBase") {}
+
+  // Call to indicate that a client authentication certificate has been
+  // selected.
+  void SetSelectedClientAuthData(
+      nsTArray<uint8_t>&& selectedCertBytes,
+      nsTArray<nsTArray<uint8_t>>&& selectedCertChainBytes);
+
+ protected:
+  nsTArray<uint8_t> mSelectedCertBytes;
+  // The bytes of the certificates that form a chain from the selected
+  // certificate to a root. Necessary so NSS can include them in the TLS
+  // handshake (see note about mClientCertChain in NSSSocketControl).
+  nsTArray<nsTArray<uint8_t>> mSelectedCertChainBytes;
+};
+
+class ClientAuthCertificateSelected : public ClientAuthCertificateSelectedBase {
+ public:
+  explicit ClientAuthCertificateSelected(NSSSocketControl* socketInfo)
+      : mSocketInfo(socketInfo) {}
+
+  NS_IMETHOD Run() override;
+
+ private:
+  RefPtr<NSSSocketControl> mSocketInfo;
+};
+
+// This class is used to store the needed information for invoking the client
+// cert selection UI.
+class ClientAuthInfo final {
+ public:
+  explicit ClientAuthInfo(const nsACString& hostName,
+                          const mozilla::OriginAttributes& originAttributes,
+                          int32_t port, uint32_t providerFlags,
+                          uint32_t providerTlsFlags);
+  ~ClientAuthInfo() = default;
+  ClientAuthInfo(ClientAuthInfo&& aOther) noexcept;
+
+  const nsACString& HostName() const;
+  const mozilla::OriginAttributes& OriginAttributesRef() const;
+  int32_t Port() const;
+  uint32_t ProviderFlags() const;
+  uint32_t ProviderTlsFlags() const;
+
+  ClientAuthInfo(const ClientAuthInfo&) = delete;
+  void operator=(const ClientAuthInfo&) = delete;
+
+ private:
+  nsCString mHostName;
+  mozilla::OriginAttributes mOriginAttributes;
+  int32_t mPort;
+  uint32_t mProviderFlags;
+  uint32_t mProviderTlsFlags;
+};
+
+// Helper runnable to select a client authentication certificate. Gets created
+// on the socket thread or an IPC thread, runs on the main thread, and then runs
+// its continuation on the socket thread.
+class SelectClientAuthCertificate : public mozilla::Runnable {
+ public:
+  SelectClientAuthCertificate(
+      ClientAuthInfo&& info, mozilla::UniqueCERTCertificate&& serverCert,
+      mozilla::UniqueCERTCertList&& potentialClientCertificates,
+      nsTArray<nsTArray<nsTArray<uint8_t>>>&& potentialClientCertificateChains,
+      ClientAuthCertificateSelectedBase* continuation, uint64_t browserId)
+      : Runnable("SelectClientAuthCertificate"),
+        mInfo(std::move(info)),
+        mServerCert(std::move(serverCert)),
+        mPotentialClientCertificates(std::move(potentialClientCertificates)),
+        mPotentialClientCertificateChains(
+            std::move(potentialClientCertificateChains)),
+        mContinuation(continuation),
+        mBrowserId(browserId) {}
+
+  NS_IMETHOD Run() override;
+
+  const ClientAuthInfo& Info() { return mInfo; }
+  void DispatchContinuation(nsTArray<uint8_t>&& selectedCertBytes);
+
+ private:
+  ClientAuthInfo mInfo;
+  mozilla::UniqueCERTCertificate mServerCert;
+  mozilla::UniqueCERTCertList mPotentialClientCertificates;
+  nsTArray<nsTArray<nsTArray<uint8_t>>> mPotentialClientCertificateChains;
+  RefPtr<ClientAuthCertificateSelectedBase> mContinuation;
+
+  uint64_t mBrowserId;
+  nsCOMPtr<nsIInterfaceRequestor> mSecurityCallbacks;
+};
+
+#endif  // SECURITY_MANAGER_SSL_TLSCLIENTAUTHCERTSELECTION_H_