name : swoole_coroutine_system.h /* +----------------------------------------------------------------------+ | Swoole | +----------------------------------------------------------------------+ | This source file is subject to version 2.0 of the Apache license, | | that is bundled with this package in the file LICENSE, and is | | available through the world-wide-web at the following url: | | http://www.apache.org/licenses/LICENSE-2.0.html | | If you did not receive a copy of the Apache2.0 license and are unable| | to obtain it through the world-wide-web, please send a note to | | license@swoole.com so we can mail you a copy immediately. | +----------------------------------------------------------------------+ | Author: Tianfeng Han <rango@swoole.com> | | Twosee <twose@qq.com> | +----------------------------------------------------------------------+ */ #pragma once #include "swoole_coroutine.h" #include "swoole_file.h" #include <vector> namespace swoole { namespace coroutine { //------------------------------------------------------------------------------- struct PollSocket { int16_t events; int16_t revents; void *ptr; network::Socket *socket; PollSocket(int16_t _event, void *_ptr) { events = _event; ptr = _ptr; revents = 0; socket = nullptr; } }; int translate_events_to_poll(int events); int translate_events_from_poll(int events); class System { public: static void init_reactor(Reactor *reactor); /* sleep */ static int sleep(double sec); /* file */ static std::shared_ptr<String> read_file(const char *file, bool lock = false); static ssize_t write_file(const char *file, char *buf, size_t length, bool lock = 0, int flags = 0); /* dns */ static std::string gethostbyname(const std::string &hostname, int domain, double timeout = -1); static std::vector<std::string> getaddrinfo(const std::string &hostname, int family = AF_INET, int socktype = SOCK_STREAM, int protocol = IPPROTO_TCP, const std::string &service = "", double timeout = -1); static void set_dns_cache_expire(time_t expire); static void set_dns_cache_capacity(size_t capacity); static void clear_dns_cache(); /* multiplexing */ static bool socket_poll(std::unordered_map<int, PollSocket> &fds, double timeout); /* wait */ static pid_t wait(int *__stat_loc, double timeout = -1); static pid_t waitpid(pid_t __pid, int *__stat_loc, int __options, double timeout = -1); /* signal */ static bool wait_signal(int signo, double timeout = -1); /* event */ static int wait_event(int fd, int events, double timeout); }; std::string gethostbyname_impl_with_async(const std::string &hostname, int domain, double timeout = -1); //------------------------------------------------------------------------------- struct AsyncLock { private: void *resource_; public: AsyncLock(void *resource); ~AsyncLock(); }; std::shared_ptr<AsyncLock> async_lock(void *); //------------------------------------------------------------------------------- } // namespace coroutine } // namespace swoole