104 static inline void xor_block(u8 * b, u8 * a, size_t len)  in xor_block()  argument
108 		b[i] ^= a[i];  in xor_block()
225 	u8 *b = key->tx_b;  in lib80211_ccmp_encrypt()  local
239 	ccmp_init_blocks(key->tfm, hdr, key->tx_pn, data_len, b0, b, s0);  in lib80211_ccmp_encrypt()
247 		xor_block(b, pos, len);  in lib80211_ccmp_encrypt()
248 		lib80211_ccmp_aes_encrypt(key->tfm, b, b);  in lib80211_ccmp_encrypt()
259 		mic[i] = b[i] ^ s0[i];  in lib80211_ccmp_encrypt()
291 	u8 *b = key->rx_b;  in lib80211_ccmp_decrypt()  local
344 	ccmp_init_blocks(key->tfm, hdr, pn, data_len, b0, a, b);  in lib80211_ccmp_decrypt()
345 	xor_block(mic, b, CCMP_MIC_LEN);  in lib80211_ccmp_decrypt()
355 		lib80211_ccmp_aes_encrypt(key->tfm, b0, b);  in lib80211_ccmp_decrypt()
356 		xor_block(pos, b, len);  in lib80211_ccmp_decrypt()