2003-03-26 Moritz Schulte <moritz@g10code.com>

	* Makefile.am (TESTS): Added pubkey.

	* pubkey.c: New file.

1 files changed, 148 insertions, 0 deletions

diff --git a/tests/pubkey.c b/tests/pubkey.c
new file mode 100644
index 00000000..1c2f7df9
--- /dev/null
+++ b/tests/pubkey.c
@@ -0,0 +1,148 @@
+/* pubkey.c - Public key encryption/decryption tests
+ *	Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
+ *
+ * This file is part of Libgcrypt.
+ *
+ * Libgcrypt 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 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * Libgcrypt 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ */
+
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+
+#include "../src/gcrypt.h"
+
+/* Sample RSA keys, taken from basic.c.  */
+
+static const char sample_private_key_1[] =
+"(private-key\n"
+" (rsa\n"
+"  (n #00e0ce96f90b6c9e02f3922beada93fe50a875eac6bcc18bb9a9cf2e84965caa"
+      "2d1ff95a7f542465c6c0c19d276e4526ce048868a7a914fd343cc3a87dd74291"
+      "ffc565506d5bbb25cbac6a0e2dd1f8bcaab0d4a29c2f37c950f363484bf269f7"
+      "891440464baf79827e03a36e70b814938eebdc63e964247be75dc58b014b7ea251#)\n"
+"  (e #010001#)\n"
+"  (d #046129F2489D71579BE0A75FE029BD6CDB574EBF57EA8A5B0FDA942CAB943B11"
+      "7D7BB95E5D28875E0F9FC5FCC06A72F6D502464DABDED78EF6B716177B83D5BD"
+      "C543DC5D3FED932E59F5897E92E6F58A0F33424106A3B6FA2CBF877510E4AC21"
+      "C3EE47851E97D12996222AC3566D4CCB0B83D164074ABF7DE655FC2446DA1781#)\n"
+"  (p #00e861b700e17e8afe6837e7512e35b6ca11d0ae47d8b85161c67baf64377213"
+      "fe52d772f2035b3ca830af41d8a4120e1c1c70d12cc22f00d28d31dd48a8d424f1#)\n"
+"  (q #00f7a7ca5367c661f8e62df34f0d05c10c88e5492348dd7bddc942c9a8f369f9"
+      "35a07785d2db805215ed786e4285df1658eed3ce84f469b81b50d358407b4ad361#)\n"
+"  (u #304559a9ead56d2309d203811a641bb1a09626bc8eb36fffa23c968ec5bd891e"
+      "ebbafc73ae666e01ba7c8990bae06cc2bbe10b75e69fcacb353a6473079d8e9b#)\n"
+" )\n"
+")\n";
+
+static const char sample_public_key_1[] =
+"(public-key\n"
+" (rsa\n"
+"  (n #00e0ce96f90b6c9e02f3922beada93fe50a875eac6bcc18bb9a9cf2e84965caa"
+      "2d1ff95a7f542465c6c0c19d276e4526ce048868a7a914fd343cc3a87dd74291"
+      "ffc565506d5bbb25cbac6a0e2dd1f8bcaab0d4a29c2f37c950f363484bf269f7"
+      "891440464baf79827e03a36e70b814938eebdc63e964247be75dc58b014b7ea251#)\n"
+"  (e #010001#)\n"
+" )\n"
+")\n";
+
+#define RANDOM_DATA_NBITS 800
+
+static int verbose;
+
+static void
+die (const char *format, ...)
+{
+  va_list arg_ptr ;
+
+  va_start( arg_ptr, format ) ;
+  vfprintf (stderr, format, arg_ptr );
+  va_end(arg_ptr);
+  exit (1);
+}
+
+void
+check_run (void)
+{
+  GcrySexp skey, pkey, plain0, plain1, cipher, l;
+  GcryMPI x0, x1;
+  int rc;
+
+  /* Construct s-exp's for keys.  */
+  rc = gcry_sexp_sscan (&skey, NULL, sample_private_key_1,
+                        strlen (sample_private_key_1));
+  if (!rc)
+    rc = gcry_sexp_sscan (&pkey, NULL, sample_public_key_1,
+                          strlen (sample_public_key_1));
+  if (rc)
+    die ("converting sample keys failed: %s\n", gcry_strerror (rc));
+
+  /* Create random data.  */
+  x0 = gcry_mpi_new (RANDOM_DATA_NBITS);
+  gcry_mpi_randomize (x0, RANDOM_DATA_NBITS, GCRY_WEAK_RANDOM);
+  rc = gcry_sexp_build (&plain0, NULL, "(data (flags raw) (value %m))",
+			x0);
+  if (rc)
+    die ("converting data for encryption failed: %s\n",
+	 gcry_strerror (rc));
+
+  /* Encrypt data.  */
+  rc = gcry_pk_encrypt (&cipher, plain0, pkey);
+  gcry_sexp_release (plain0);
+  if (rc)
+    die ("encryption failed: %s\n", gcry_strerror (rc));
+
+  /* Decrypt data.  */
+  rc = gcry_pk_decrypt (&plain1, cipher, skey);
+  gcry_sexp_release (cipher);
+  if (rc)
+    die ("decryption failed: %s\n", gcry_strerror (rc));
+
+  /* Extract decrypted data.  */
+  l = gcry_sexp_find_token (plain1, "value", 0);
+  gcry_sexp_release (plain1);
+  x1 = gcry_sexp_nth_mpi (l, 1, GCRYMPI_FMT_USG);
+  gcry_sexp_release (l);
+
+  /* Compare.  */
+  if (gcry_mpi_cmp (x0, x1))
+    die ("data corrupted\n");
+}
+
+int
+main (int argc, char **argv)
+{
+  int debug = 0;
+  int i = 10;
+
+  if (argc > 1 && !strcmp (argv[1], "--verbose"))
+    verbose = 1;
+  else if (argc > 1 && !strcmp (argv[1], "--debug"))
+    verbose = debug = 1;
+
+  gcry_control (GCRYCTL_DISABLE_SECMEM, 0);
+  if (!gcry_check_version (GCRYPT_VERSION))
+    die ("version mismatch\n");
+  gcry_control (GCRYCTL_INITIALIZATION_FINISHED, 0);
+  if (debug)
+    gcry_control (GCRYCTL_SET_DEBUG_FLAGS, 1u , 0);
+
+  for (; i > 0; i--)
+    check_run ();
+  
+  return 0;
+}