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Test crypto_box[_open]_easy_afternm() with short and overflowing lengths

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This commit is contained in:
Frank Denis 2015-01-15 14:37:26 +01:00
parent 9b85fddfa9
commit 9a386d0a6d
1 changed files with 8 additions and 1 deletions
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9
test/default/box_easy2.c
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@ -63,12 +63,19 @@ int main(void)
crypto_box_beforenm(k2, bobpk, alicesk); crypto_box_beforenm(k2, bobpk, alicesk);
memset(m2, 0, sizeof m2); memset(m2, 0, sizeof m2);
if (crypto_box_easy_afternm(c, m, SIZE_MAX - 1U, nonce, k1) == 0) {
printf("crypto_box_easy_afternm() with a short ciphertext should have failed\n");
}
crypto_box_easy_afternm(c, m, (unsigned long long) mlen, nonce, k1); crypto_box_easy_afternm(c, m, (unsigned long long) mlen, nonce, k1);
crypto_box_open_easy_afternm(m2, c, crypto_box_open_easy_afternm(m2, c,
(unsigned long long) mlen + crypto_box_MACBYTES, (unsigned long long) mlen + crypto_box_MACBYTES,
nonce, k2); nonce, k2);
printf("%d\n", memcmp(m, m2, mlen)); printf("%d\n", memcmp(m, m2, mlen));
if (crypto_box_open_easy_afternm(m2, c, crypto_box_MACBYTES - 1U,
nonce, k2) == 0) {
printf("crypto_box_open_easy_afternm() with a huge ciphertext should have failed\n");
}
memset(m2, 0, sizeof m2); memset(m2, 0, sizeof m2);
crypto_box_detached(c, mac, m, (unsigned long long) mlen, crypto_box_detached(c, mac, m, (unsigned long long) mlen,
nonce, alicepk, bobsk); nonce, alicepk, bobsk);