740 	void *in_buf = NULL;  in step_symm_operation()  local
754 		in_buf = params[1].memref.buffer;  in step_symm_operation()
756 		if (in_size && !in_buf)  in step_symm_operation()
812 		if (!in_buf) {  in step_symm_operation()
820 			TEE_MACUpdate(proc->tee_op_handle, in_buf, in_size);  in step_symm_operation()
837 		if (!in_buf) {  in step_symm_operation()
846 					       in_buf, in_size,  in step_symm_operation()
863 					   in_buf, in_size, out_buf, &out_size);  in step_symm_operation()
881 			rc = tee_ae_decrypt_update(session, in_buf, in_size);  in step_symm_operation()
916 						  in_buf, in_size, out_buf,  in step_symm_operation()
926 						  in_buf, in_size, in2_buf,  in step_symm_operation()
958 						  in_buf, in_size,  in step_symm_operation()
973 			res = TEE_MACComputeFinal(proc->tee_op_handle, in_buf,  in step_symm_operation()
1008 		if (step == PKCS11_FUNC_STEP_ONESHOT && !in_buf) {  in step_symm_operation()
1017 						in_buf, in_size,  in step_symm_operation()
1093 	void *in_buf = NULL;  in derive_key_by_symm_enc()  local
1104 		in_buf = input->data;  in derive_key_by_symm_enc()
1113 		res = TEE_CipherDoFinal(proc->tee_op_handle, in_buf, in_size,  in derive_key_by_symm_enc()
1137 	void *in_buf = NULL;  in wrap_data_by_symm_enc()  local
1171 			in_buf = TEE_Malloc(TEE_AES_BLOCK_SIZE,  in wrap_data_by_symm_enc()
1173 			if (!in_buf)  in wrap_data_by_symm_enc()
1176 			TEE_MemMove(in_buf, (uint8_t *)data + in_sz, align);  in wrap_data_by_symm_enc()
1179 			in_buf = data;  in wrap_data_by_symm_enc()
1183 		res = TEE_CipherDoFinal(proc->tee_op_handle, in_buf, in_sz,  in wrap_data_by_symm_enc()
1192 			TEE_Free(in_buf);  in wrap_data_by_symm_enc()