306 static struct key *request_user_key(const char *master_desc, const u8 **master_key,  in request_user_key()  argument
318 	*master_key = upayload->data;  in request_user_key()
377 			   const u8 *master_key, size_t master_keylen)  in get_derived_key()  argument
397 	memcpy(derived_buf + strlen(derived_buf) + 1, master_key,  in get_derived_key()
429 				      const u8 **master_key, size_t *master_keylen)  in request_master_key()  argument
437 					   master_key, master_keylen);  in request_master_key()
442 					master_key, master_keylen);  in request_master_key()
458 	dump_master_key(*master_key, *master_keylen);  in request_master_key()
505 				const u8 *master_key, size_t master_keylen)  in datablob_hmac_append()  argument
511 	ret = get_derived_key(derived_key, AUTH_KEY, master_key, master_keylen);  in datablob_hmac_append()
526 				const u8 *format, const u8 *master_key,  in datablob_hmac_verify()  argument
535 	ret = get_derived_key(derived_key, AUTH_KEY, master_key, master_keylen);  in datablob_hmac_verify()
656 	const u8 *master_key;  in encrypted_key_decrypt()  local
684 	mkey = request_master_key(epayload, &master_key, &master_keylen);  in encrypted_key_decrypt()
688 	ret = datablob_hmac_verify(epayload, format, master_key, master_keylen);  in encrypted_key_decrypt()
694 	ret = get_derived_key(derived_key, ENC_KEY, master_key, master_keylen);  in encrypted_key_decrypt()
901 	const u8 *master_key;  in encrypted_read()  local
918 	mkey = request_master_key(epayload, &master_key, &master_keylen);  in encrypted_read()
922 	ret = get_derived_key(derived_key, ENC_KEY, master_key, master_keylen);  in encrypted_read()
930 	ret = datablob_hmac_append(epayload, master_key, master_keylen);  in encrypted_read()