libsodium/test/secretbox7.c
2013-01-20 15:55:10 -08:00

36 lines
931 B
C

#include <stdio.h>
#include "crypto_secretbox.h"
#include "randombytes.h"
#define TEST_NAME "secretbox7"
#include "cmptest.h"
unsigned char k[crypto_secretbox_KEYBYTES];
unsigned char n[crypto_secretbox_NONCEBYTES];
unsigned char m[10000];
unsigned char c[10000];
unsigned char m2[10000];
int main(void)
{
int mlen;
int i;
for (mlen = 0;mlen < 1000 && mlen + crypto_secretbox_ZEROBYTES < sizeof m;++mlen) {
randombytes(k,crypto_secretbox_KEYBYTES);
randombytes(n,crypto_secretbox_NONCEBYTES);
randombytes(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;
}