diff options
author | dec05eba <dec05eba@protonmail.com> | 2020-11-05 01:45:06 +0100 |
---|---|---|
committer | dec05eba <dec05eba@protonmail.com> | 2020-11-05 01:45:06 +0100 |
commit | 2a8202e74846d191a321cca1202175af9db6107d (patch) | |
tree | a6f455caf07da1186851f343a237a4c4e4484f46 /lib/curve25519-donna/test-sc-curve25519.c | |
parent | 8efa0ec17d8c262f9c3fd7603e8074f74a053708 (diff) |
Diffstat (limited to 'lib/curve25519-donna/test-sc-curve25519.c')
-rw-r--r-- | lib/curve25519-donna/test-sc-curve25519.c | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/lib/curve25519-donna/test-sc-curve25519.c b/lib/curve25519-donna/test-sc-curve25519.c deleted file mode 100644 index 14a7e3c..0000000 --- a/lib/curve25519-donna/test-sc-curve25519.c +++ /dev/null @@ -1,72 +0,0 @@ -#define _GNU_SOURCE - -#include <stdio.h> -#include <string.h> -#include <stdint.h> -#include <math.h> - -extern void curve25519_donna(uint8_t *, const uint8_t *, const uint8_t *); -extern uint64_t tsc_read(); - -int -main(int argc, char **argv) { - uint8_t private_key[32], public[32], peer1[32], peer2[32], output[32]; - static const uint8_t basepoint[32] = {9}; - unsigned i; - uint64_t sum = 0, sum_squares = 0, skipped = 0, mean; - static const unsigned count = 200000; - - memset(private_key, 42, sizeof(private_key)); - - private_key[0] &= 248; - private_key[31] &= 127; - private_key[31] |= 64; - - curve25519_donna(public, private_key, basepoint); - memset(peer1, 0, sizeof(peer1)); - memset(peer2, 255, sizeof(peer2)); - - for (i = 0; i < count; ++i) { - const uint64_t start = tsc_read(); - curve25519_donna(output, peer1, public); - const uint64_t end = tsc_read(); - const uint64_t delta = end - start; - if (delta > 650000) { - // something terrible happened (task switch etc) - skipped++; - continue; - } - sum += delta; - sum_squares += (delta * delta); - } - - mean = sum / ((uint64_t) count); - printf("all 0: mean:%lu sd:%f skipped:%lu\n", - mean, - sqrt((double)(sum_squares/((uint64_t) count) - mean*mean)), - skipped); - - sum = sum_squares = skipped = 0; - - for (i = 0; i < count; ++i) { - const uint64_t start = tsc_read(); - curve25519_donna(output, peer2, public); - const uint64_t end = tsc_read(); - const uint64_t delta = end - start; - if (delta > 650000) { - // something terrible happened (task switch etc) - skipped++; - continue; - } - sum += delta; - sum_squares += (delta * delta); - } - - mean = sum / ((uint64_t) count); - printf("all 1: mean:%lu sd:%f skipped:%lu\n", - mean, - sqrt((double)(sum_squares/((uint64_t) count) - mean*mean)), - skipped); - - return 0; -} |