Adds support for the <keygen> tag for client certificate enrollment...

net/base/cert_database_nss.cc

Index: net/base/cert_database_nss.cc
===================================================================
--- net/base/cert_database_nss.cc	(revision 0)
+++ net/base/cert_database_nss.cc	(revision 0)
@@ -0,0 +1,102 @@
+// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "net/base/cert_database.h"
+
+// Work around https://bugzilla.mozilla.org/show_bug.cgi?id=455424
+// until NSS 3.12.2 comes out and we update to it.
+#define Lock FOO_NSS_Lock
+#include <pk11pub.h>
+#include <secmod.h>
+#include <ssl.h>
+#include <nssb64.h>    // NSSBase64_EncodeItem()
+#include <secder.h>    // DER_Encode()
+#include <cryptohi.h>  // SEC_DerSignData()
+#include <keyhi.h>     // SECKEY_CreateSubjectPublicKeyInfo()
+#undef Lock
+
+#include "base/logging.h"
+#include "base/scoped_ptr.h"
+#include "base/nss_init.h"
+
+namespace net {
+
+CertDatabase::CertDatabase() {
+  Init();
+}
+
+bool CertDatabase::AddUserCert(const char* data, int len) {
+  CERTCertificate* cert = NULL;
+  PK11SlotInfo* slot = NULL;
+  std::string nickname;
+  bool is_success = true;
+
+  // Make a copy of "data" since CERT_DecodeCertPackage
+  // might modify it.
+  char* data_copy = new char[len];
+  memcpy(data_copy, data, len);
+
+  // Parse into a certificate structure.
+  cert = CERT_DecodeCertFromPackage(data_copy, len);
+  delete [] data_copy;
+  if (!cert) {
+    LOG(ERROR) << "Couldn't create a temporary certificate";
+    return false;
+  }
+
+  // Check if the private key corresponding to the certificate exist
+  // We shouldn't accept any random client certificate sent by a CA.
+
+  // Note: The NSS source documentation wrongly suggests that this
+  // also imports the certificate if the private key exists. This
+  // doesn't seem to be the case.
+
+  slot = PK11_KeyForCertExists(cert, NULL, NULL);
+  if (!slot) {
+    LOG(ERROR) << "No corresponding private key in store";
+    CERT_DestroyCertificate(cert);
+    return false;
+  }
+  PK11_FreeSlot(slot);
+  slot = NULL;
+
+  // TODO(gauravsh): We also need to make sure another certificate
+  // doesn't already exist for the same private key.
+
+  // Create a nickname for this certificate.
+  // We use the scheme used by Firefox:
+  // --> <subject's common name>'s <issuer's common name> ID.
+  //
+
+  std::string username, ca_name;
+  char* temp_username = CERT_GetCommonName(&cert->subject);
+  char* temp_ca_name = CERT_GetCommonName(&cert->issuer);
+  if (temp_username) {
+    username = temp_username;
+    PORT_Free(temp_username);
+  }
+  if (temp_ca_name) {
+    ca_name = temp_ca_name;
+    PORT_Free(temp_ca_name);
+  }
+  nickname = username + "'s " + ca_name + " ID";
+
+  slot = PK11_ImportCertForKey(cert,
+                               const_cast<char*>(nickname.c_str()),
+                               NULL);
+  if (slot) {
+    PK11_FreeSlot(slot);
+  } else {
+    LOG(ERROR) << "Couldn't import user certificate.";
+    is_success = false;
+  }
+  CERT_DestroyCertificate(cert);
+  return is_success;
+}
+
+void CertDatabase::Init() {
+  base::EnsureNSSInit();
+}
+
+}  // namespace net
Property changes on: net/base/cert_database_nss.cc
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Added: svn:eol-style
   + LF