Add tests for short messages with (secret)box_easy

This commit is contained in:
Frank Denis 2014-07-11 12:23:52 -07:00
parent 931ce38f61
commit ad7b1c58a8
2 changed files with 19 additions and 2 deletions

View File

@ -16,6 +16,7 @@ unsigned char bobsk[crypto_box_SECRETKEYBYTES];
int main(void)
{
unsigned long long mlen;
unsigned long long i;
crypto_box_keypair(alicepk, alicesk);
crypto_box_keypair(bobpk, bobsk);
@ -23,9 +24,18 @@ int main(void)
randombytes_buf(m, mlen);
randombytes_buf(nonce, sizeof nonce);
crypto_box_easy(c, m, mlen, nonce, bobpk, alicesk);
crypto_box_open_easy(m2, c, mlen + crypto_box_MACBYTES,
nonce, alicepk, bobsk);
if (crypto_box_open_easy(m2, c, mlen + crypto_box_MACBYTES,
nonce, alicepk, bobsk) != 0) {
printf("open() failed");
return 1;
}
printf("%d\n", memcmp(m, m2, mlen));
for (i = 0; i < mlen + crypto_box_MACBYTES - 1; i++) {
if (crypto_box_open_easy(m2, c, i, nonce, alicepk, bobsk) == 0) {
printf("short open() should have failed");
return 1;
}
}
return 0;
}

View File

@ -14,6 +14,7 @@ unsigned char mac[crypto_secretbox_MACBYTES];
int main(void)
{
unsigned long long mlen;
unsigned long long i;
randombytes_buf(k, sizeof k);
mlen = (unsigned long long) randombytes_uniform((uint32_t) sizeof m);
@ -24,6 +25,12 @@ int main(void)
nonce, k);
printf("%d\n", memcmp(m, m2, mlen));
for (i = 0; i < mlen + crypto_secretbox_MACBYTES - 1; i++) {
if (crypto_secretbox_open_easy(m2, c, i, nonce, k) == 0) {
printf("short open() should have failed");
return 1;
}
}
crypto_secretbox_detached(c, mac, m, mlen, nonce, k);
crypto_secretbox_open_detached(m2, c, mac, mlen, nonce, k);
printf("%d\n", memcmp(m, m2, mlen));