diff options
Diffstat (limited to 'test/x25519.c')
| -rw-r--r-- | test/x25519.c | 243 |
1 files changed, 142 insertions, 101 deletions
diff --git a/test/x25519.c b/test/x25519.c index 24dfa650c9..7f6f70f16c 100644 --- a/test/x25519.c +++ b/test/x25519.c @@ -12,115 +12,156 @@ * 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 bool TestX25519() { - /* 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, - }; - - uint8_t out[32]; - X25519(out, kScalar1, kPoint1); - - 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, - }; - if (memcmp(kExpected1, out, sizeof(out)) != 0) { - fprintf(stderr, "X25519 test one failed.\n"); - return false; - } - - 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, - }; - - X25519(out, kScalar2, kPoint2); - - 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, - }; - if (memcmp(kExpected2, out, sizeof(out)) != 0) { - fprintf(stderr, "X25519 test two failed.\n"); - return false; - } - - return true; +#include "console.h" +#include "common.h" +#include "curve25519.h" +#include "test_util.h" +#include "timer.h" +#include "util.h" +#include "watchdog.h" + + +static int test_x25519(void) +{ + /* Taken from https://tools.ietf.org/html/rfc7748#section-5.2 */ + static const uint8_t scalar1[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 point1[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 expected1[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 scalar2[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 point2[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 expected2[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, scalar1, point1); + + if (memcmp(expected1, out, sizeof(out)) != 0) { + ccprintf("X25519 test one failed.\n"); + return 0; + } + + + X25519(out, scalar2, point2); + + if (memcmp(expected2, out, sizeof(out)) != 0) { + ccprintf("X25519 test two failed.\n"); + return 0; + } + + return 1; } -static bool TestX25519SmallOrder() { - 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, - }; +static int test_x25519_small_order(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, + }; + uint8_t out[32], private_key[32]; - uint8_t out[32], private_key[32]; - memset(private_key, 0x11, sizeof(private_key)); + 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 false; - } + if (X25519(out, private_key, kSmallOrderPoint)) { + ccprintf("X25519 returned success with a small-order input.\n"); + return 0; + } - return true; + return 1; } -static bool TestX25519Iterated() { - /* Taken from https://tools.ietf.org/html/rfc7748#section-5.2 */ - 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)); - } - - 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, - }; - - if (memcmp(kExpected, scalar, sizeof(kExpected)) != 0) { - fprintf(stderr, "Iterated X25519 test failed\n"); - return false; - } - - return true; +static int test_x25519_iterated(void) +{ + /* Taken from https://tools.ietf.org/html/rfc7748#section-5.2 */ + static const uint8_t expected[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++) { + watchdog_reload(); + X25519(out, scalar, point); + memcpy(point, scalar, sizeof(point)); + memcpy(scalar, out, sizeof(scalar)); + } + + if (memcmp(expected, scalar, sizeof(expected)) != 0) { + ccprintf("Iterated X25519 test failed\n"); + return 0; + } + + return 1; } -int main(int argc, char **argv) { - if (!TestX25519() || - !TestX25519Iterated() || - !TestX25519SmallOrder()) { - return 1; - } +static void test_x25519_speed(void) +{ + static const uint8_t scalar1[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 point1[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, + }; + uint8_t out[32]; + timestamp_t t0, t1; + + X25519(out, scalar1, point1); + t0 = get_time(); + X25519(out, scalar1, point1); + t1 = get_time(); + ccprintf("X25519 duration %ld us\n", t1.val - t0.val); +} - printf("PASS\n"); - return 0; +void run_test(void) +{ + watchdog_reload(); + if (!test_x25519() || !test_x25519_iterated() || + !test_x25519_small_order()) { + test_fail(); + return; + } + watchdog_reload(); + /* do not check speed, just as a benchmark */ + test_x25519_speed(); + + test_pass(); } |