#define TEST_NAME "secretbox7"

#include "cmptest.h"

static unsigned char k[crypto_secretbox_KEYBYTES];

static unsigned char n[crypto_secretbox_NONCEBYTES];

static unsigned char m[10000];

static unsigned char c[10000];

static unsigned char m2[10000];

int

main(void)

{

    size_t mlen;

    size_t i;

    for (mlen = 0; mlen < 1000 && mlen + crypto_secretbox_ZEROBYTES < sizeof m;

         ++mlen) {

        crypto_secretbox_keygen(k);

        randombytes_buf(n, crypto_secretbox_NONCEBYTES);

        randombytes_buf(m + crypto_secretbox_ZEROBYTES, mlen);

        crypto_secretbox(c, m, mlen + crypto_secretbox_ZEROBYTES, n, k);

        if (crypto_secretbox_open(m2, c, mlen + crypto_secretbox_ZEROBYTES, n,

                                  k) == 0) {

            for (i = 0; i < mlen + crypto_secretbox_ZEROBYTES; ++i) {

                if (m2[i] != m[i]) {

                    printf("bad decryption\n");

                    break;

                }

            }

        } else {

            printf("ciphertext fails verification\n");

        }

    }

    return 0;

}