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Diffstat (limited to 'tests/t-mpi-point.c')
| -rw-r--r-- | tests/t-mpi-point.c | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/tests/t-mpi-point.c b/tests/t-mpi-point.c new file mode 100644 index 00000000..548d6c7c --- /dev/null +++ b/tests/t-mpi-point.c @@ -0,0 +1,165 @@ +/* t-mpi-point.c - Tests for mpi point functions + * Copyright (C) 2013 g10 Code GmbH + * + * 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, see <http://www.gnu.org/licenses/>. + */ + +#ifdef HAVE_CONFIG_H +# include <config.h> +#endif +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <assert.h> +#include <stdarg.h> + +#include "../src/gcrypt.h" + +#define PGM "t-mpi-point" + +static const char *wherestr; +static int verbose; +static int error_count; + +#define xmalloc(a) gcry_xmalloc ((a)) +#define xcalloc(a,b) gcry_xcalloc ((a),(b)) +#define xfree(a) gcry_free ((a)) +#define pass() do { ; } while (0) + +static void +show (const char *format, ...) +{ + va_list arg_ptr; + + if (!verbose) + return; + fprintf (stderr, "%s: ", PGM); + va_start (arg_ptr, format); + vfprintf (stderr, format, arg_ptr); + va_end (arg_ptr); +} + +static void +fail (const char *format, ...) +{ + va_list arg_ptr; + + fflush (stdout); + fprintf (stderr, "%s: ", PGM); + if (wherestr) + fprintf (stderr, "%s: ", wherestr); + va_start (arg_ptr, format); + vfprintf (stderr, format, arg_ptr); + va_end (arg_ptr); + error_count++; +} + +static void +die (const char *format, ...) +{ + va_list arg_ptr; + + fflush (stdout); + fprintf (stderr, "%s: ", PGM); + if (wherestr) + fprintf (stderr, "%s: ", wherestr); + va_start (arg_ptr, format); + vfprintf (stderr, format, arg_ptr); + va_end (arg_ptr); + exit (1); +} + + + +static void +set_get_point (void) +{ + gcry_mpi_point_t point; + gcry_mpi_t x, y, z; + + wherestr = "set_get_point"; + show ("checking point setting functions\n"); + + point = gcry_mpi_point_new (0); + x = gcry_mpi_set_ui (NULL, 17); + y = gcry_mpi_set_ui (NULL, 42); + z = gcry_mpi_set_ui (NULL, 11371); + gcry_mpi_point_get (x, y, z, point); + if (gcry_mpi_cmp_ui (x, 0) + || gcry_mpi_cmp_ui (y, 0) || gcry_mpi_cmp_ui (z, 0)) + fail ("new point not initialized to (0,0,0)\n"); + gcry_mpi_point_snatch_get (x, y, z, point); + point = NULL; + if (gcry_mpi_cmp_ui (x, 0) + || gcry_mpi_cmp_ui (y, 0) || gcry_mpi_cmp_ui (z, 0)) + fail ("snatch_get failed\n"); + gcry_mpi_release (x); + gcry_mpi_release (y); + gcry_mpi_release (z); + + point = gcry_mpi_point_new (0); + x = gcry_mpi_set_ui (NULL, 17); + y = gcry_mpi_set_ui (NULL, 42); + z = gcry_mpi_set_ui (NULL, 11371); + gcry_mpi_point_set (point, x, y, z); + gcry_mpi_set_ui (x, 23); + gcry_mpi_set_ui (y, 24); + gcry_mpi_set_ui (z, 25); + gcry_mpi_point_get (x, y, z, point); + if (gcry_mpi_cmp_ui (x, 17) + || gcry_mpi_cmp_ui (y, 42) || gcry_mpi_cmp_ui (z, 11371)) + fail ("point_set/point_get failed\n"); + gcry_mpi_point_snatch_set (point, x, y, z); + x = gcry_mpi_new (0); + y = gcry_mpi_new (0); + z = gcry_mpi_new (0); + gcry_mpi_point_get (x, y, z, point); + if (gcry_mpi_cmp_ui (x, 17) + || gcry_mpi_cmp_ui (y, 42) || gcry_mpi_cmp_ui (z, 11371)) + fail ("point_snatch_set/point_get failed\n"); + + gcry_mpi_point_release (point); + gcry_mpi_release (x); + gcry_mpi_release (y); + gcry_mpi_release (z); +} + + +int +main (int argc, char **argv) +{ + int debug = 0; + + if (argc > 1 && !strcmp (argv[1], "--verbose")) + verbose = 1; + else if (argc > 1 && !strcmp (argv[1], "--debug")) + verbose = debug = 1; + + if (!gcry_check_version (GCRYPT_VERSION)) + die ("version mismatch\n"); + + gcry_control (GCRYCTL_DISABLE_SECMEM, 0); + gcry_control (GCRYCTL_ENABLE_QUICK_RANDOM, 0); + if (debug) + gcry_control (GCRYCTL_SET_DEBUG_FLAGS, 1u, 0); + gcry_control (GCRYCTL_INITIALIZATION_FINISHED, 0); + + set_get_point (); + + + show ("All tests completed. Errors: %d\n", error_count); + return error_count ? 1 : 0; +} |