added missing test case file ([3607])

src/charon/plugins/unit_tester/tests/test_rsa_gen.c

@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2008 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * 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.
+ */
+
+#include <library.h>
+#include <daemon.h>
+
+/*******************************************************************************
+ * RSA key generation and signature
+ ******************************************************************************/
+bool test_rsa_gen()
+{
+	char buf[] = {0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08};
+	chunk_t data = chunk_from_buf(buf), sig;
+	private_key_t *private;
+	public_key_t *public;
+	u_int key_size;
+	
+	for (key_size = 512; key_size <= 2048; key_size *= 2)
+	{
+		private = lib->creds->create(lib->creds, CRED_PRIVATE_KEY, KEY_RSA,
+									 BUILD_KEY_SIZE, key_size, BUILD_END);
+		if (!private)
+		{
+			DBG1(DBG_CFG, "generating %d bit RSA key failed");
+			return FALSE;
+		}
+		public = private->get_public_key(private);
+		if (!public)
+		{
+			DBG1(DBG_CFG, "generating public from private key failed");
+			return FALSE;
+		}
+		if (!private->sign(private, SIGN_RSA_EMSA_PKCS1_SHA1, data, &sig))
+		{
+			DBG1(DBG_CFG, "creating RSA signature failed");
+			return FALSE;
+		}
+		if (!public->verify(public, SIGN_RSA_EMSA_PKCS1_SHA1, data, sig))
+		{
+			DBG1(DBG_CFG, "verifying RSA signature failed");
+			return FALSE;
+		}
+		free(sig.ptr);
+		public->destroy(public);
+		private->destroy(private);
+	}
+	return TRUE;
+}
+