52 lines
1.9 KiB
C
52 lines
1.9 KiB
C
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#define TEST_NAME "scalarmult_ristretto255"
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#include "cmptest.h"
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#define B_HEX "e2f2ae0a6abc4e71a884a961c500515f58e30b6aa582dd8db6a65945e08d2d76"
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int
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main(void)
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{
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unsigned char *b =
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(unsigned char *) sodium_malloc(crypto_scalarmult_ristretto255_BYTES);
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unsigned char *n =
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(unsigned char *) sodium_malloc(crypto_scalarmult_ristretto255_SCALARBYTES);
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unsigned char *p =
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(unsigned char *) sodium_malloc(crypto_scalarmult_ristretto255_BYTES);
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unsigned char *p2 =
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(unsigned char *) sodium_malloc(crypto_scalarmult_ristretto255_BYTES);
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char *hex =
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(char *) sodium_malloc(2 * crypto_scalarmult_ristretto255_BYTES + 1);
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int i;
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sodium_hex2bin(b, crypto_scalarmult_ristretto255_BYTES,
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B_HEX, sizeof B_HEX - (size_t) 1U, NULL, NULL, NULL);
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memset(n, 0, crypto_scalarmult_ristretto255_SCALARBYTES);
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for (i = 0; i < 16; i++) {
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crypto_scalarmult_ristretto255_base(p, n);
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if (crypto_scalarmult_ristretto255(p2, n, b) != 0) {
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printf("crypto_scalarmult_ristretto255(%d) != 0\n", i);
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}
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sodium_bin2hex(hex, 2 * crypto_scalarmult_ristretto255_BYTES + 1,
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p, crypto_scalarmult_ristretto255_BYTES);
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printf("%s\n", hex);
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assert(memcmp(p, p2, crypto_scalarmult_ristretto255_BYTES) == 0);
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sodium_increment(n, crypto_scalarmult_ristretto255_SCALARBYTES);
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}
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memset(p, 0xfe, crypto_scalarmult_ristretto255_BYTES);
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assert(crypto_scalarmult_ristretto255(guard_page, n, p) == -1);
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sodium_free(hex);
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sodium_free(p2);
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sodium_free(p);
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sodium_free(n);
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sodium_free(b);
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assert(crypto_scalarmult_ristretto255_BYTES == crypto_scalarmult_ristretto255_bytes());
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assert(crypto_scalarmult_ristretto255_SCALARBYTES == crypto_scalarmult_ristretto255_scalarbytes());
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printf("OK\n");
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return 0;
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}
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