19 static void aes_ccm_prepare(struct crypto_cipher *tfm, u8 *scratch, u8 *a)  in aes_ccm_prepare()  argument
29 	crypto_cipher_encrypt_one(tfm, b, b_0);  in aes_ccm_prepare()
34 	crypto_cipher_encrypt_one(tfm, b, aad);  in aes_ccm_prepare()
40 	crypto_cipher_encrypt_one(tfm, a, aad);  in aes_ccm_prepare()
48 	crypto_cipher_encrypt_one(tfm, s_0, b_0);  in aes_ccm_prepare()
52 void ieee80211_aes_ccm_encrypt(struct crypto_cipher *tfm, u8 *scratch,  in ieee80211_aes_ccm_encrypt()  argument
67 	aes_ccm_prepare(tfm, scratch, b);  in ieee80211_aes_ccm_encrypt()
79 		crypto_cipher_encrypt_one(tfm, b, b);  in ieee80211_aes_ccm_encrypt()
83 		crypto_cipher_encrypt_one(tfm, e, b_0);  in ieee80211_aes_ccm_encrypt()
93 int ieee80211_aes_ccm_decrypt(struct crypto_cipher *tfm, u8 *scratch,  in ieee80211_aes_ccm_decrypt()  argument
107 	aes_ccm_prepare(tfm, scratch, a);  in ieee80211_aes_ccm_decrypt()
119 		crypto_cipher_encrypt_one(tfm, b, b_0);  in ieee80211_aes_ccm_decrypt()
124 		crypto_cipher_encrypt_one(tfm, a, a);  in ieee80211_aes_ccm_decrypt()
138 	struct crypto_cipher *tfm;  in ieee80211_aes_key_setup_encrypt()  local
140 	tfm = crypto_alloc_cipher("aes", 0, CRYPTO_ALG_ASYNC);  in ieee80211_aes_key_setup_encrypt()
141 	if (IS_ERR(tfm))  in ieee80211_aes_key_setup_encrypt()
144 	crypto_cipher_setkey(tfm, key, ALG_CCMP_KEY_LEN);  in ieee80211_aes_key_setup_encrypt()
146 	return tfm;  in ieee80211_aes_key_setup_encrypt()
150 void ieee80211_aes_key_free(struct crypto_cipher *tfm)  in ieee80211_aes_key_free()  argument
152 	if (tfm)  in ieee80211_aes_key_free()
153 		crypto_free_cipher(tfm);  in ieee80211_aes_key_free()