mirror of
https://github.com/irungentoo/toxcore.git
synced 2024-03-22 13:30:51 +08:00
42 lines
1.1 KiB
C
42 lines
1.1 KiB
C
#include <stdio.h>
|
|
#include "crypto_box.h"
|
|
#include "randombytes.h"
|
|
|
|
unsigned char alicesk[crypto_box_SECRETKEYBYTES];
|
|
unsigned char alicepk[crypto_box_PUBLICKEYBYTES];
|
|
unsigned char bobsk[crypto_box_SECRETKEYBYTES];
|
|
unsigned char bobpk[crypto_box_PUBLICKEYBYTES];
|
|
unsigned char n[crypto_box_NONCEBYTES];
|
|
unsigned char m[10000];
|
|
unsigned char c[10000];
|
|
unsigned char m2[10000];
|
|
|
|
main()
|
|
{
|
|
int mlen;
|
|
int i;
|
|
int caught;
|
|
|
|
for (mlen = 0;mlen < 1000 && mlen + crypto_box_ZEROBYTES < sizeof m;++mlen) {
|
|
crypto_box_keypair(alicepk,alicesk);
|
|
crypto_box_keypair(bobpk,bobsk);
|
|
randombytes(n,crypto_box_NONCEBYTES);
|
|
randombytes(m + crypto_box_ZEROBYTES,mlen);
|
|
crypto_box(c,m,mlen + crypto_box_ZEROBYTES,n,bobpk,alicesk);
|
|
caught = 0;
|
|
while (caught < 10) {
|
|
c[random() % (mlen + crypto_box_ZEROBYTES)] = random();
|
|
if (crypto_box_open(m2,c,mlen + crypto_box_ZEROBYTES,n,alicepk,bobsk) == 0) {
|
|
for (i = 0;i < mlen + crypto_box_ZEROBYTES;++i)
|
|
if (m2[i] != m[i]) {
|
|
printf("forgery\n");
|
|
return 100;
|
|
}
|
|
} else {
|
|
++caught;
|
|
}
|
|
}
|
|
}
|
|
return 0;
|
|
}
|