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Added WPA2Decrypter tests.

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This commit is contained in:
Matias Fontanini
2013-05-31 14:11:12 -03:00
parent 908fcb56e8
commit eeb62add59
9 changed files with 456 additions and 203 deletions
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17
src/crypto.cpp
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@@ -26,7 +26,8 @@
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include <iostream> // borrame
#include <openssl/evp.h>
#include <openssl/hmac.h>
#include <openssl/aes.h>
@@ -281,6 +282,15 @@ WPA2Decrypter::addr_pair WPA2Decrypter::extract_addr_pair(const Dot11Data &dot11
return make_addr_pair(dot11.addr2(), dot11.addr3());
}
WPA2Decrypter::addr_pair WPA2Decrypter::extract_addr_pair_dst(const Dot11Data &dot11) {
if(dot11.from_ds() && !dot11.to_ds())
return make_addr_pair(dot11.addr1(), dot11.addr2());
else if(!dot11.from_ds() && dot11.to_ds())
return make_addr_pair(dot11.addr1(), dot11.addr3());
else
return make_addr_pair(dot11.addr1(), dot11.addr3());
}
WPA2Decrypter::bssids_map::const_iterator WPA2Decrypter::find_ap(const Dot11Data &dot11) {
if(dot11.from_ds() && !dot11.to_ds())
return aps.find(dot11.addr2());
@@ -310,7 +320,12 @@ bool WPA2Decrypter::decrypt(PDU &pdu) {
Dot11Data *data = pdu.find_pdu<Dot11Data>();
RawPDU *raw = pdu.find_pdu<RawPDU>();
if(data && raw && data->wep()) {
// search for the tuple (bssid, src_addr)
keys_map::const_iterator it = keys.find(extract_addr_pair(*data));
// search for the tuple (bssid, dst_addr) if the above didn't work
if(it == keys.end())
it = keys.find(extract_addr_pair_dst(*data));
if(it != keys.end()) {
SNAP *snap = it->second.decrypt_unicast(*data, *raw);
if(snap) {