Cory McWilliams
352f33f5a1
git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@3859 ed5197a5-7fde-0310-b194-c3ffbd925b24
78 lines
2.6 KiB
C
78 lines
2.6 KiB
C
|
|
#define TEST_NAME "scalarmult"
|
|
#include "cmptest.h"
|
|
|
|
static const unsigned char alicesk[crypto_scalarmult_BYTES] = {
|
|
0x77, 0x07, 0x6d, 0x0a, 0x73, 0x18, 0xa5, 0x7d, 0x3c, 0x16, 0xc1,
|
|
0x72, 0x51, 0xb2, 0x66, 0x45, 0xdf, 0x4c, 0x2f, 0x87, 0xeb, 0xc0,
|
|
0x99, 0x2a, 0xb1, 0x77, 0xfb, 0xa5, 0x1d, 0xb9, 0x2c, 0x2a
|
|
};
|
|
|
|
static const unsigned char bobsk[crypto_scalarmult_BYTES] = {
|
|
0x5d, 0xab, 0x08, 0x7e, 0x62, 0x4a, 0x8a, 0x4b, 0x79, 0xe1, 0x7f,
|
|
0x8b, 0x83, 0x80, 0x0e, 0xe6, 0x6f, 0x3b, 0xb1, 0x29, 0x26, 0x18,
|
|
0xb6, 0xfd, 0x1c, 0x2f, 0x8b, 0x27, 0xff, 0x88, 0xe0, 0xeb
|
|
};
|
|
|
|
static const unsigned char small_order_p[crypto_scalarmult_BYTES] = {
|
|
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
|
|
};
|
|
|
|
static char hex[crypto_scalarmult_BYTES * 2 + 1];
|
|
|
|
int
|
|
main(void)
|
|
{
|
|
unsigned char *alicepk =
|
|
(unsigned char *) sodium_malloc(crypto_scalarmult_BYTES);
|
|
unsigned char *bobpk =
|
|
(unsigned char *) sodium_malloc(crypto_scalarmult_BYTES);
|
|
unsigned char *k = (unsigned char *) sodium_malloc(crypto_scalarmult_BYTES);
|
|
int ret;
|
|
|
|
assert(alicepk != NULL && bobpk != NULL && k != NULL);
|
|
|
|
crypto_scalarmult_base(alicepk, alicesk);
|
|
sodium_bin2hex(hex, sizeof hex, alicepk, crypto_scalarmult_BYTES);
|
|
printf("%s\n", hex);
|
|
|
|
crypto_scalarmult_base(bobpk, bobsk);
|
|
sodium_bin2hex(hex, sizeof hex, bobpk, crypto_scalarmult_BYTES);
|
|
printf("%s\n", hex);
|
|
|
|
ret = crypto_scalarmult(k, alicesk, bobpk);
|
|
assert(ret == 0);
|
|
sodium_bin2hex(hex, sizeof hex, k, crypto_scalarmult_BYTES);
|
|
printf("%s\n", hex);
|
|
|
|
ret = crypto_scalarmult(k, bobsk, alicepk);
|
|
assert(ret == 0);
|
|
sodium_bin2hex(hex, sizeof hex, k, crypto_scalarmult_BYTES);
|
|
printf("%s\n", hex);
|
|
|
|
alicepk[31] ^= 0x80;
|
|
ret = crypto_scalarmult(k, bobsk, alicepk);
|
|
assert(ret == 0);
|
|
sodium_bin2hex(hex, sizeof hex, k, crypto_scalarmult_BYTES);
|
|
printf("%s\n", hex);
|
|
|
|
ret = crypto_scalarmult(k, bobsk, small_order_p);
|
|
assert(ret == -1);
|
|
|
|
sodium_free(bobpk);
|
|
sodium_free(alicepk);
|
|
sodium_free(k);
|
|
|
|
assert(crypto_scalarmult_bytes() > 0U);
|
|
assert(crypto_scalarmult_scalarbytes() > 0U);
|
|
assert(strcmp(crypto_scalarmult_primitive(), "curve25519") == 0);
|
|
assert(crypto_scalarmult_bytes() == crypto_scalarmult_curve25519_bytes());
|
|
assert(crypto_scalarmult_scalarbytes() ==
|
|
crypto_scalarmult_curve25519_scalarbytes());
|
|
assert(crypto_scalarmult_bytes() == crypto_scalarmult_scalarbytes());
|
|
|
|
return 0;
|
|
}
|