| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you under the Apache License, Version 2.0 (the |
| // "License"); you may not use this file except in compliance |
| // with the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, |
| // software distributed under the License is distributed on an |
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| // KIND, either express or implied. See the License for the |
| // specific language governing permissions and limitations |
| // under the License. |
| |
| enclave { |
| include "signal.h" |
| |
| trusted { |
| /* define ECALLs here. */ |
| public int t_signal_handler_ecall([in]const siginfo_t *info); |
| }; |
| |
| untrusted { |
| int u_sigaction_ocall([out]int *error, |
| int signum, |
| [in] const struct sigaction *act, |
| [out] struct sigaction *oldact, |
| uint64_t enclave_id); |
| |
| int u_sigprocmask_ocall([out]int *error, |
| int signum, |
| [in] const sigset_t *set, |
| [out] sigset_t *oldset); |
| |
| int u_raise_ocall(int signum) allow(t_signal_handler_ecall); |
| |
| void u_signal_clear_ocall(uint64_t enclave_id); |
| }; |
| }; |
| |