diff options
| -rw-r--r-- | regress/lib/libcrypto/Makefile | 3 | ||||
| -rw-r--r-- | regress/lib/libcrypto/curve25519/Makefile | 9 | ||||
| -rw-r--r-- | regress/lib/libcrypto/curve25519/x25519test.c | 139 |
3 files changed, 150 insertions, 1 deletions
diff --git a/regress/lib/libcrypto/Makefile b/regress/lib/libcrypto/Makefile index dc11c60e92d..595d1094da2 100644 --- a/regress/lib/libcrypto/Makefile +++ b/regress/lib/libcrypto/Makefile @@ -1,4 +1,4 @@ -# $OpenBSD: Makefile,v 1.24 2016/11/04 19:45:12 jsing Exp $ +# $OpenBSD: Makefile,v 1.25 2016/11/05 15:09:02 jsing Exp $ SUBDIR= \ aead \ @@ -11,6 +11,7 @@ SUBDIR= \ cast \ chacha \ cts128 \ + curve25519 \ des \ dh \ dsa \ diff --git a/regress/lib/libcrypto/curve25519/Makefile b/regress/lib/libcrypto/curve25519/Makefile new file mode 100644 index 00000000000..1bc49656706 --- /dev/null +++ b/regress/lib/libcrypto/curve25519/Makefile @@ -0,0 +1,9 @@ +# $OpenBSD: Makefile,v 1.1 2016/11/05 15:09:02 jsing Exp $ + +PROG= x25519test +LDADD= -lcrypto +DPADD= ${LIBCRYPTO} +WARNINGS= Yes +CFLAGS+= -DLIBRESSL_INTERNAL -Werror + +.include <bsd.regress.mk> diff --git a/regress/lib/libcrypto/curve25519/x25519test.c b/regress/lib/libcrypto/curve25519/x25519test.c new file mode 100644 index 00000000000..ae6e296a3d7 --- /dev/null +++ b/regress/lib/libcrypto/curve25519/x25519test.c @@ -0,0 +1,139 @@ +/* + * Copyright (c) 2015, Google Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <stdint.h> +#include <stdio.h> +#include <string.h> + +#include <openssl/curve25519.h> + +static int +x25519_test(void) +{ + /* Taken from https://tools.ietf.org/html/rfc7748#section-5.2 */ + static const uint8_t kScalar1[32] = { + 0xa5, 0x46, 0xe3, 0x6b, 0xf0, 0x52, 0x7c, 0x9d, + 0x3b, 0x16, 0x15, 0x4b, 0x82, 0x46, 0x5e, 0xdd, + 0x62, 0x14, 0x4c, 0x0a, 0xc1, 0xfc, 0x5a, 0x18, + 0x50, 0x6a, 0x22, 0x44, 0xba, 0x44, 0x9a, 0xc4, + }; + static const uint8_t kPoint1[32] = { + 0xe6, 0xdb, 0x68, 0x67, 0x58, 0x30, 0x30, 0xdb, + 0x35, 0x94, 0xc1, 0xa4, 0x24, 0xb1, 0x5f, 0x7c, + 0x72, 0x66, 0x24, 0xec, 0x26, 0xb3, 0x35, 0x3b, + 0x10, 0xa9, 0x03, 0xa6, 0xd0, 0xab, 0x1c, 0x4c, + }; + static const uint8_t kExpected1[32] = { + 0xc3, 0xda, 0x55, 0x37, 0x9d, 0xe9, 0xc6, 0x90, + 0x8e, 0x94, 0xea, 0x4d, 0xf2, 0x8d, 0x08, 0x4f, + 0x32, 0xec, 0xcf, 0x03, 0x49, 0x1c, 0x71, 0xf7, + 0x54, 0xb4, 0x07, 0x55, 0x77, 0xa2, 0x85, 0x52, + }; + static const uint8_t kScalar2[32] = { + 0x4b, 0x66, 0xe9, 0xd4, 0xd1, 0xb4, 0x67, 0x3c, + 0x5a, 0xd2, 0x26, 0x91, 0x95, 0x7d, 0x6a, 0xf5, + 0xc1, 0x1b, 0x64, 0x21, 0xe0, 0xea, 0x01, 0xd4, + 0x2c, 0xa4, 0x16, 0x9e, 0x79, 0x18, 0xba, 0x0d, + }; + static const uint8_t kPoint2[32] = { + 0xe5, 0x21, 0x0f, 0x12, 0x78, 0x68, 0x11, 0xd3, + 0xf4, 0xb7, 0x95, 0x9d, 0x05, 0x38, 0xae, 0x2c, + 0x31, 0xdb, 0xe7, 0x10, 0x6f, 0xc0, 0x3c, 0x3e, + 0xfc, 0x4c, 0xd5, 0x49, 0xc7, 0x15, 0xa4, 0x93, + }; + static const uint8_t kExpected2[32] = { + 0x95, 0xcb, 0xde, 0x94, 0x76, 0xe8, 0x90, 0x7d, + 0x7a, 0xad, 0xe4, 0x5c, 0xb4, 0xb8, 0x73, 0xf8, + 0x8b, 0x59, 0x5a, 0x68, 0x79, 0x9f, 0xa1, 0x52, + 0xe6, 0xf8, 0xf7, 0x64, 0x7a, 0xac, 0x79, 0x57, + }; + + uint8_t out[32]; + + X25519(out, kScalar1, kPoint1); + if (memcmp(kExpected1, out, sizeof(out)) != 0) { + fprintf(stderr, "X25519 test one failed.\n"); + return 0; + } + + X25519(out, kScalar2, kPoint2); + if (memcmp(kExpected2, out, sizeof(out)) != 0) { + fprintf(stderr, "X25519 test two failed.\n"); + return 0; + } + + return 1; +} + +static int +x25519_iterated_test(void) +{ + /* Taken from https://tools.ietf.org/html/rfc7748#section-5.2 */ + static const uint8_t kExpected[32] = { + 0x68, 0x4c, 0xf5, 0x9b, 0xa8, 0x33, 0x09, 0x55, + 0x28, 0x00, 0xef, 0x56, 0x6f, 0x2f, 0x4d, 0x3c, + 0x1c, 0x38, 0x87, 0xc4, 0x93, 0x60, 0xe3, 0x87, + 0x5f, 0x2e, 0xb9, 0x4d, 0x99, 0x53, 0x2c, 0x51, + }; + + uint8_t scalar[32] = {9}, point[32] = {9}, out[32]; + unsigned i; + + for (i = 0; i < 1000; i++) { + X25519(out, scalar, point); + memcpy(point, scalar, sizeof(point)); + memcpy(scalar, out, sizeof(scalar)); + } + + if (memcmp(kExpected, scalar, sizeof(kExpected)) != 0) { + fprintf(stderr, "Iterated X25519 test failed\n"); + return 0; + } + + return 1; +} + +static int +x25519_small_order_test(void) +{ + static const uint8_t kSmallOrderPoint[32] = { + 0xe0, 0xeb, 0x7a, 0x7c, 0x3b, 0x41, 0xb8, 0xae, + 0x16, 0x56, 0xe3, 0xfa, 0xf1, 0x9f, 0xc4, 0x6a, + 0xda, 0x09, 0x8d, 0xeb, 0x9c, 0x32, 0xb1, 0xfd, + 0x86, 0x62, 0x05, 0x16, 0x5f, 0x49, 0xb8, 0x00, + }; + + uint8_t out[32], private_key[32]; + + memset(private_key, 0x11, sizeof(private_key)); + if (X25519(out, private_key, kSmallOrderPoint)) { + fprintf(stderr, "X25519 returned success with a small-order input.\n"); + return 0; + } + + return 1; +} + +int +main(int argc, char **argv) { + if (!x25519_test() || + !x25519_iterated_test() || + !x25519_small_order_test()) + return 1; + + printf("PASS\n"); + return 0; +} |