Extend GCMP test vectors to include both MPDUs
IEEE Std 802.11ad-2012 includes two test vectors for GCMP. Verify both of those and also verify that the results match the values in the standard instead of just verifying that decrypted frame matches original. Signed-hostap: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen
parent
393e90191e
commit
84a65fd6a3
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@ -41,7 +41,6 @@ static void gcmp_aad_nonce(const struct ieee80211_hdr *hdr, const u8 *data,
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}
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fc &= ~(WLAN_FC_RETRY | WLAN_FC_PWRMGT | WLAN_FC_MOREDATA);
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fc |= WLAN_FC_ISWEP;
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WPA_PUT_LE16(aad, fc);
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pos = aad + 2;
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os_memcpy(pos, hdr->addr1, 3 * ETH_ALEN);
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@ -131,7 +130,6 @@ u8 * gcmp_encrypt(const u8 *tk, size_t tk_len, u8 *frame, size_t len,
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os_memcpy(crypt, frame, hdrlen);
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hdr = (struct ieee80211_hdr *) crypt;
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hdr->frame_control |= host_to_le16(WLAN_FC_ISWEP);
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pos = crypt + hdrlen;
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*pos++ = pn[5]; /* PN0 */
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*pos++ = pn[4]; /* PN1 */
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@ -225,65 +225,215 @@ static void test_vector_ccmp_mgmt(void)
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}
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static void test_vector_gcmp(void)
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{
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u8 tk[] = { 0xc9, 0x7c, 0x1f, 0x67, 0xce, 0x37, 0x11, 0x85,
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0x51, 0x4a, 0x8a, 0x19, 0xf2, 0xbd, 0xd5, 0x2f };
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u8 pn[] = {
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0x00, 0x89, 0x5F, 0x5F, 0x2B, 0x08
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struct gcmp_test {
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u8 tk[16];
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u8 pn[6];
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u8 frame[300];
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size_t hdr_len;
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size_t payload_len;
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u8 mic[16];
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u8 encr[300];
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};
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u8 frame[] = {
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static struct gcmp_test gcmp_vectors[] =
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{
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{
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.tk = { 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa },
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.pn = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 },
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.frame = {
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0x20, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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},
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.hdr_len = 24,
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.payload_len = 256,
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.mic = {
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0x80, 0xCB, 0x06, 0x62, 0xEA, 0x71, 0xAB, 0xFD,
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0x9F, 0x04, 0xC7, 0xF8, 0x72, 0xF5, 0x80, 0x90 },
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.encr = {
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0x5F, 0x55, 0x78, 0xC1, 0x8F, 0x13, 0x7A, 0xD2,
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0x79, 0xBF, 0x3F, 0x2B, 0x24, 0xC7, 0xBD, 0x8F,
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0x27, 0x7A, 0x1B, 0xE6, 0x77, 0x0D, 0xA1, 0xD9,
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0x8B, 0x70, 0xC6, 0xD2, 0x8A, 0xE0, 0x1C, 0x55,
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0x9E, 0xCB, 0xA6, 0xA0, 0x1D, 0xB0, 0x67, 0xC5,
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0xA2, 0x7E, 0x4D, 0xB0, 0x8C, 0xDA, 0xDC, 0x77,
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0x52, 0xAD, 0x63, 0x7E, 0xAF, 0x0A, 0x18, 0xED,
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0x13, 0xFB, 0xAA, 0x14, 0x3B, 0xAF, 0xEF, 0x18,
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0xF8, 0xFB, 0xCE, 0x4C, 0x65, 0xE8, 0x6B, 0xD0,
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0x2A, 0x87, 0xB6, 0x01, 0xB7, 0xEA, 0xB9, 0x3F,
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0x2B, 0xBC, 0x87, 0x4C, 0x8A, 0x71, 0x05, 0x80,
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0xF5, 0x02, 0x34, 0x1A, 0x6A, 0x53, 0x39, 0x31,
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0x43, 0xDE, 0x4C, 0x9E, 0xC6, 0xA2, 0x86, 0xF1,
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0x25, 0x71, 0x83, 0x78, 0xAE, 0xDC, 0x84, 0xEB,
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0xA2, 0xB3, 0x0F, 0x5C, 0x28, 0xBB, 0x5D, 0x75,
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0xC6, 0xB0, 0x25, 0x46, 0x6D, 0x06, 0x51, 0xC7,
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0x22, 0xDC, 0x71, 0x15, 0x1F, 0x21, 0x2D, 0x68,
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0x87, 0x82, 0x8A, 0x03, 0x82, 0xE9, 0x28, 0x8A,
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0x7F, 0x43, 0xD5, 0x2B, 0x7D, 0x25, 0x08, 0x61,
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0x57, 0x64, 0x69, 0x54, 0xBB, 0x43, 0xB5, 0x7E,
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0xA5, 0x87, 0xA0, 0x25, 0xF4, 0x0C, 0xE7, 0x45,
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0x11, 0xE4, 0xDD, 0x22, 0x85, 0xB4, 0x0B, 0xA3,
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0xF3, 0xB9, 0x62, 0x62, 0xCB, 0xC2, 0x8C, 0x6A,
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0xA7, 0xBE, 0x44, 0x3E, 0x7B, 0x41, 0xE1, 0xEB,
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0xFF, 0x52, 0x48, 0x57, 0xA6, 0x81, 0x68, 0x97,
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0x75, 0x01, 0x15, 0xB0, 0x23, 0x1A, 0xB7, 0xC2,
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0x84, 0x72, 0xC0, 0x6D, 0xD0, 0xB4, 0x9B, 0xE9,
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0xF3, 0x69, 0xA8, 0xC3, 0x9C, 0xCD, 0x0D, 0xB7,
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0x98, 0x35, 0x10, 0xE1, 0xAE, 0x8F, 0x05, 0xD7,
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0x75, 0x45, 0xE0, 0x23, 0x5C, 0xDB, 0xD6, 0x12,
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0xF3, 0x15, 0x07, 0x54, 0xCE, 0xE5, 0xCE, 0x6A,
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0x12, 0x25, 0xD9, 0x95, 0x25, 0x02, 0x6F, 0x74
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}
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},
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{
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.tk = { 0xc9, 0x7c, 0x1f, 0x67, 0xce, 0x37, 0x11, 0x85,
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0x51, 0x4a, 0x8a, 0x19, 0xf2, 0xbd, 0xd5, 0x2f },
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.pn = { 0x00, 0x89, 0x5F, 0x5F, 0x2B, 0x08 },
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.frame = {
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0x88, 0x48, 0x0b, 0x00, 0x0f, 0xd2, 0xe1, 0x28,
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0xa5, 0x7c, 0x50, 0x30, 0xf1, 0x84, 0x44, 0x08,
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0x50, 0x30, 0xf1, 0x84, 0x44, 0x08, 0x80, 0x33,
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0x03, 0x00, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05,
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0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d,
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0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15,
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0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d,
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0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23, 0x24, 0x25,
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0x26, 0x27
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0x03, 0x00,
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0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
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0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
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0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
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0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
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0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27
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},
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.hdr_len = 26,
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.payload_len = 40,
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.mic = {
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0xde, 0xf6, 0x19, 0xc2, 0xa3, 0x74, 0xb6, 0xdf,
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0x66, 0xff, 0xa5, 0x3b, 0x6c, 0x69, 0xd7, 0x9e },
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.encr = {
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0x60, 0xe9, 0x70, 0x0c, 0xc4, 0xd4, 0x0a, 0xc6,
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0xd2, 0x88, 0xb2, 0x01, 0xc3, 0x8f, 0x5b, 0xf0,
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0x8b, 0x80, 0x74, 0x42, 0x64, 0x0a, 0x15, 0x96,
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0xe5, 0xdb, 0xda, 0xd4, 0x1d, 0x1f, 0x36, 0x23,
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0xf4, 0x5d, 0x7a, 0x12, 0xdb, 0x7a, 0xfb, 0x23
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}
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}
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};
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static int run_gcmp(int idx, struct gcmp_test *vector)
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{
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u8 *enc, *plain;
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size_t enc_len, plain_len;
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u8 fcs[4];
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int err = 0;
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wpa_printf(MSG_INFO, "\nIEEE P802.11ad/D9.0, M.11.1 GCMP test "
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"vector #2\n");
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wpa_printf(MSG_INFO,
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"\nIEEE Std 802.11ad-2012, M.11.1 GCMP test mpdu #%d\n",
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idx);
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wpa_hexdump(MSG_INFO, "TK", tk, sizeof(tk));
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wpa_hexdump(MSG_INFO, "PN", pn, sizeof(pn));
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wpa_hexdump(MSG_INFO, "802.11 Header", frame, 26);
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wpa_hexdump(MSG_INFO, "Plaintext Data", frame + 26, sizeof(frame) - 26);
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wpa_hexdump(MSG_INFO, "TK", vector->tk, sizeof(vector->tk));
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wpa_hexdump(MSG_INFO, "PN", vector->pn, sizeof(vector->pn));
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wpa_hexdump(MSG_INFO, "802.11 Header", vector->frame, vector->hdr_len);
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wpa_hexdump(MSG_INFO, "Plaintext Data",
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vector->frame + vector->hdr_len,
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vector->payload_len);
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enc = gcmp_encrypt(tk, sizeof(tk), frame, sizeof(frame), 26, frame + 24,
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pn, 0, &enc_len);
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enc = gcmp_encrypt(vector->tk, sizeof(vector->tk),
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vector->frame,
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vector->hdr_len + vector->payload_len,
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vector->hdr_len,
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vector->hdr_len == 26 ?
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vector->frame + vector->hdr_len - 2 : NULL,
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vector->pn, 0, &enc_len);
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if (enc == NULL) {
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wpa_printf(MSG_ERROR, "Failed to encrypt GCMP frame");
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return;
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return 1;
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}
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wpa_hexdump(MSG_INFO, "Encrypted MPDU (without FCS)", enc, enc_len);
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if (os_memcmp(vector->encr, enc + vector->hdr_len + 8,
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vector->payload_len) != 0) {
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wpa_printf(MSG_ERROR, "GCMP test mpdu #%d enctypted data mismatch",
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idx);
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err++;
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}
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if (os_memcmp(vector->mic, enc + enc_len - sizeof(vector->mic),
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sizeof(vector->mic)) != 0) {
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wpa_printf(MSG_ERROR, "GCMP test mpdu #%d MIC mismatch", idx);
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err++;
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}
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WPA_PUT_LE32(fcs, crc32(enc, enc_len));
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wpa_hexdump(MSG_INFO, "FCS", fcs, sizeof(fcs));
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wpa_debug_level = MSG_INFO;
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plain = gcmp_decrypt(tk, sizeof(tk), (const struct ieee80211_hdr *) enc,
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enc + 26, enc_len - 26, &plain_len);
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plain = gcmp_decrypt(vector->tk, sizeof(vector->tk),
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(const struct ieee80211_hdr *) enc,
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enc + vector->hdr_len,
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enc_len - vector->hdr_len, &plain_len);
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wpa_debug_level = MSG_EXCESSIVE;
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os_free(enc);
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if (plain == NULL) {
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wpa_printf(MSG_ERROR, "Failed to decrypt GCMP frame");
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return;
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return 1;
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}
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if (plain_len != sizeof(frame) - 26 ||
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os_memcmp(plain, frame + 26, plain_len) != 0) {
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if (plain_len != vector->payload_len ||
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os_memcmp(plain, vector->frame + vector->hdr_len, plain_len) != 0) {
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wpa_hexdump(MSG_ERROR, "Decryption result did not match",
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plain, plain_len);
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err++;
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}
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os_free(plain);
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return err;
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}
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static int test_vector_gcmp(void)
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{
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int err = 0;
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int i;
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for (i = 0; i < ARRAY_SIZE(gcmp_vectors); i++) {
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if (run_gcmp(i + 1, &gcmp_vectors[i]))
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err++;
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}
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return err;
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}
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@ -482,6 +632,8 @@ static void test_vector_bip_gmac_256(void)
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int main(int argc, char *argv[])
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{
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int errors = 0;
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wpa_debug_level = MSG_EXCESSIVE;
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wpa_debug_show_keys = 1;
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@ -492,13 +644,15 @@ int main(int argc, char *argv[])
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test_vector_ccmp();
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test_vector_bip();
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test_vector_ccmp_mgmt();
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test_vector_gcmp();
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errors += test_vector_gcmp();
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test_vector_gcmp_256();
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test_vector_ccmp_256();
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test_vector_bip_gmac_128();
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test_vector_bip_gmac_256();
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if (errors)
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wpa_printf(MSG_INFO, "One or more test vectors failed");
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os_program_deinit();
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return 0;
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return errors ? -1 : 0;
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}
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