PIN-related functions common to TPM and PKCS #11 moved to pin.c.

1 files changed, 67 insertions, 0 deletions

diff --git a/lib/pin.c b/lib/pin.c
new file mode 100644
index 0000000000..5fc7fb8ec9
--- /dev/null
+++ b/lib/pin.c
@@ -0,0 +1,67 @@
+/*
+ * GnuTLS PIN support for PKCS#11 or TPM
+ * Copyright (C) 2010-2012 Free Software Foundation, Inc.
+ * 
+ * Authors: Nikos Mavrogiannopoulos
+ *
+ * The GnuTLS is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public License
+ * as published by the Free Software Foundation; either version 3 of
+ * the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+#include <gnutls_int.h>
+#include <gnutls/pkcs11.h>
+#include <pin.h>
+
+gnutls_pin_callback_t _gnutls_pin_func;
+void *_gnutls_pin_data;
+
+/**
+ * gnutls_pkcs11_set_pin_function:
+ * @fn: The PIN callback, a gnutls_pin_callback_t() function.
+ * @userdata: data to be supplied to callback
+ *
+ * This function will set a callback function to be used when a PIN is
+ * required for PKCS 11 operations.  See
+ * gnutls_pin_callback_t() on how the callback should behave.
+ *
+ * Since: 2.12.0
+ **/
+void
+gnutls_pkcs11_set_pin_function (gnutls_pin_callback_t fn,
+                                void *userdata)
+{
+  _gnutls_pin_func = fn;
+  _gnutls_pin_data = userdata;
+}
+
+/**
+ * gnutls_pkcs11_get_pin_function:
+ * @userdata: data to be supplied to callback
+ *
+ * This function will return the callback function set using
+ * gnutls_pkcs11_set_pin_function().
+ *
+ * Returns: The function set or NULL otherwise.
+ * 
+ * Since: 3.1.0
+ **/
+gnutls_pin_callback_t
+gnutls_pkcs11_get_pin_function (void **userdata)
+{
+  if (_gnutls_pin_func != NULL)
+    {
+      *userdata = _gnutls_pin_data;
+      return _gnutls_pin_func;
+    }
+  return NULL;
+}