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authorAlberto Gonzalez Iniesta <agi@inittab.org>2012-11-05 16:28:09 +0100
committerAlberto Gonzalez Iniesta <agi@inittab.org>2012-11-05 16:28:09 +0100
commit8dd0350e1607aa30f7a043c8d5ec7a7eeb874115 (patch)
tree566d0620eb693320cb121dfd93a5675fa704a30b /src/openvpn/pkcs11_polarssl.c
parent349cfa7acb95abe865209a28e417ec74b56f9bba (diff)
Imported Upstream version 2.3_rc1
Diffstat (limited to 'src/openvpn/pkcs11_polarssl.c')
-rw-r--r--src/openvpn/pkcs11_polarssl.c126
1 files changed, 126 insertions, 0 deletions
diff --git a/src/openvpn/pkcs11_polarssl.c b/src/openvpn/pkcs11_polarssl.c
new file mode 100644
index 0000000..03b2bab
--- /dev/null
+++ b/src/openvpn/pkcs11_polarssl.c
@@ -0,0 +1,126 @@
+/*
+ * OpenVPN -- An application to securely tunnel IP networks
+ * over a single TCP/UDP port, with support for SSL/TLS-based
+ * session authentication and key exchange,
+ * packet encryption, packet authentication, and
+ * packet compression.
+ *
+ * Copyright (C) 2002-2010 OpenVPN Technologies, Inc. <sales@openvpn.net>
+ * Copyright (C) 2010 Fox Crypto B.V. <openvpn@fox-it.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program (see the file COPYING included with this
+ * distribution); if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+/**
+ * @file PKCS #11 PolarSSL backend
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#elif defined(_MSC_VER)
+#include "config-msvc.h"
+#endif
+
+#include "syshead.h"
+
+#if defined(ENABLE_PKCS11) && defined(ENABLE_CRYPTO_POLARSSL)
+
+#include "errlevel.h"
+#include "pkcs11_backend.h"
+#include <polarssl/pkcs11.h>
+
+int
+pkcs11_init_tls_session(pkcs11h_certificate_t certificate,
+ struct tls_root_ctx * const ssl_ctx)
+{
+ int ret = 1;
+
+ ASSERT (NULL != ssl_ctx);
+
+ if (pkcs11_x509_cert_init(ssl_ctx->crt_chain, certificate)) {
+ msg (M_FATAL, "PKCS#11: Cannot retrieve PolarSSL certificate object");
+ goto cleanup;
+ }
+
+ ssl_ctx->priv_key_pkcs11 = malloc(sizeof(pkcs11_context));
+
+ if (ssl_ctx->priv_key_pkcs11 == NULL) {
+ msg (M_FATAL, "PKCS#11: Cannot allocate PolarSSL private key object");
+ goto cleanup;
+ }
+
+ if (pkcs11_priv_key_init(ssl_ctx->priv_key_pkcs11, certificate)) {
+ msg (M_FATAL, "PKCS#11: Cannot initialize PolarSSL private key object");
+ goto cleanup;
+ }
+
+ ret = 0;
+
+cleanup:
+ return ret;
+}
+
+char *
+pkcs11_certificate_dn (pkcs11h_certificate_t cert, struct gc_arena *gc)
+{
+ char *ret = NULL;
+ char dn[1024] = {0};
+
+ x509_cert polar_cert = {0};
+
+ if (pkcs11_x509_cert_init(&polar_cert, cert)) {
+ msg (M_FATAL, "PKCS#11: Cannot retrieve PolarSSL certificate object");
+ goto cleanup;
+ }
+
+ if (-1 == x509parse_dn_gets (dn, sizeof(dn), &polar_cert.subject)) {
+ msg (M_FATAL, "PKCS#11: PolarSSL cannot parse subject");
+ goto cleanup;
+ }
+
+ ret = string_alloc(dn, gc);
+
+cleanup:
+ x509_free(&polar_cert);
+
+ return ret;
+}
+
+int
+pkcs11_certificate_serial (pkcs11h_certificate_t cert, char *serial,
+ size_t serial_len)
+{
+ int ret = 1;
+
+ x509_cert polar_cert = {0};
+
+ if (pkcs11_x509_cert_init(&polar_cert, cert)) {
+ msg (M_FATAL, "PKCS#11: Cannot retrieve PolarSSL certificate object");
+ goto cleanup;
+ }
+
+ if (-1 == x509parse_serial_gets (serial, serial_len, &polar_cert.serial)) {
+ msg (M_FATAL, "PKCS#11: PolarSSL cannot parse serial");
+ goto cleanup;
+ }
+
+ ret = 0;
+
+cleanup:
+ x509_free(&polar_cert);
+
+ return ret;
+}
+#endif /* defined(ENABLE_PKCS11) && defined(ENABLE_CRYPTO_POLARSSL) */