96 				 size_t in_sz, uint8_t *out, size_t *out_sz)  in huk_ae_encrypt()  argument
101 	size_t enc_key_len = in_sz;  in huk_ae_encrypt()
112 	res = TEE_AEEncryptFinal(crypto_op, in, in_sz, hdr->enc_key,  in huk_ae_encrypt()
124 				 size_t in_sz, uint8_t *out, size_t *out_sz)  in huk_ae_decrypt()  argument
131 	if (SUB_OVERFLOW(in_sz, sizeof(*hdr), &enc_key_len))  in huk_ae_decrypt()
147 static TEE_Result huk_crypt(TEE_OperationMode mode, uint8_t *in, size_t in_sz,  in huk_crypt()  argument
185 		res = huk_ae_encrypt(crypto_op, in, in_sz, out, out_sz);  in huk_crypt()
189 		res = huk_ae_decrypt(crypto_op, in, in_sz, out, out_sz);  in huk_crypt()
209 	size_t in_sz = 0;  in seal_trusted_key()  local
222 	in_sz = params[0].memref.size;  in seal_trusted_key()
226 	if (!in || !in_sz || in_sz > MAX_BUF_SIZE)  in seal_trusted_key()
233 	if ((in_sz + sizeof(struct tk_blob_hdr)) > out_sz) {  in seal_trusted_key()
234 		params[1].memref.size = in_sz + sizeof(struct tk_blob_hdr);  in seal_trusted_key()
238 	res = huk_crypt(TEE_MODE_ENCRYPT, in, in_sz, out, &out_sz);  in seal_trusted_key()
240 		assert(out_sz == in_sz + sizeof(struct tk_blob_hdr));  in seal_trusted_key()
252 	size_t in_sz = 0;  in unseal_trusted_key()  local
265 	in_sz = params[0].memref.size;  in unseal_trusted_key()
270 	    in_sz <= sizeof(struct tk_blob_hdr) || in_sz > MAX_BUF_SIZE)  in unseal_trusted_key()
275 	if (in_sz > (out_sz + sizeof(struct tk_blob_hdr))) {  in unseal_trusted_key()
276 		params[1].memref.size = in_sz - sizeof(struct tk_blob_hdr);  in unseal_trusted_key()
280 	res = huk_crypt(TEE_MODE_DECRYPT, in, in_sz, out, &out_sz);  in unseal_trusted_key()
282 		assert(out_sz == in_sz - sizeof(struct tk_blob_hdr));  in unseal_trusted_key()