void addRound(uint8_t * key, PTW_attackstate * state) {
int j;
uint8_t iv[3];
uint8_t ks[KEYBYTES];
rc4state rc4s;
for (j = 0; j < IVBYTES; j++) {
key[j] = rand()%n;
iv[j] = key[j];
}
rc4init(key, KEYBYTES, &rc4s);
for (j = 0; j < KEYBYTES; j++) {
ks[j] = rc4update(&rc4s);
}
PTW_addsession(state, iv, ks);
return;
}
static void add_keystream(struct wstate *ws, struct ieee80211_frame* wh, int rd)
{
unsigned char clear[1024];
int dlen = rd - sizeof(struct ieee80211_frame) - 4 - 4;
int clearsize;
unsigned char *body = (unsigned char*) (wh+1);
int i, weight[16], k, j;
k = known_clear(clear, &clearsize, weight, (void*) wh, dlen);
if (clearsize < 16)
return;
for (j=0; j<k; j++)
{
for (i = 0; i < clearsize; i++)
clear[i+(32*j)] ^= body[4+i];
}
PTW_addsession(ws->ws_ptw, body, clear, weight, k);
}
