| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * Licensed 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. |
| */ |
| #pragma once |
| |
| #ifndef INCIDENTD_UTIL_H |
| #define INCIDENTD_UTIL_H |
| |
| #include <stdarg.h> |
| #include <unistd.h> |
| |
| #include <android-base/unique_fd.h> |
| #include <utils/Errors.h> |
| |
| #include "Privacy.h" |
| |
| namespace android { |
| namespace os { |
| namespace incidentd { |
| |
| using namespace android::base; |
| |
| /** |
| * Looks up Privacy of a section in the auto-gen PRIVACY_POLICY_LIST; |
| */ |
| const Privacy* get_privacy_of_section(int id); |
| |
| /** |
| * This class wraps android::base::Pipe. |
| */ |
| class Fpipe { |
| public: |
| Fpipe(); |
| ~Fpipe(); |
| |
| bool init(); |
| bool close(); |
| unique_fd& readFd(); |
| unique_fd& writeFd(); |
| |
| private: |
| unique_fd mRead; |
| unique_fd mWrite; |
| }; |
| |
| /** |
| * Forks and exec a command with two pipes, one connects stdin for input, |
| * one connects stdout for output. It returns the pid of the child. |
| * Input pipe can be NULL to indicate child process doesn't read stdin. |
| */ |
| pid_t fork_execute_cmd(char* const argv[], Fpipe* input, Fpipe* output); |
| |
| /** |
| * Grabs varargs from stack and stores them in heap with NULL-terminated array. |
| */ |
| const char** varargs(const char* first, va_list rest); |
| |
| /** |
| * Returns the current monotonic clock time in nanoseconds. |
| */ |
| uint64_t Nanotime(); |
| |
| /** |
| * Methods to wait or kill child process, return exit status code. |
| */ |
| status_t kill_child(pid_t pid); |
| status_t wait_child(pid_t pid); |
| |
| } // namespace incidentd |
| } // namespace os |
| } // namespace android |
| |
| #endif // INCIDENTD_UTIL_H |