/* Copyright Joyent, Inc. and other Node contributors. All rights reserved. * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to * deal in the Software without restriction, including without limitation the * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or * sell copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS * IN THE SOFTWARE. */ #ifndef UV_UNIX_H #define UV_UNIX_H #include "ngx-queue.h" #include "ev.h" #include "eio.h" #include #include #include #include #include #include #include #include /* Note: May be cast to struct iovec. See writev(2). */ typedef struct { char* base; size_t len; } uv_buf_t; typedef int uv_file; #define UV_ONCE_INIT PTHREAD_ONCE_INIT typedef pthread_once_t uv_once_t; typedef pthread_t uv_thread_t; typedef pthread_mutex_t uv_mutex_t; typedef pthread_rwlock_t uv_rwlock_t; /* Platform-specific definitions for uv_dlopen support. */ typedef void* uv_lib_t; #define UV_DYNAMIC /* empty */ #define UV_HANDLE_TYPE_PRIVATE /* empty */ #define UV_REQ_TYPE_PRIVATE /* empty */ #if __linux__ # define UV_LOOP_PRIVATE_PLATFORM_FIELDS \ /* RB_HEAD(uv__inotify_watchers, uv_fs_event_s) */ \ struct uv__inotify_watchers { \ struct uv_fs_event_s* rbh_root; \ } inotify_watchers; \ ev_io inotify_read_watcher; \ int inotify_fd; #else # define UV_LOOP_PRIVATE_PLATFORM_FIELDS #endif #define UV_LOOP_PRIVATE_FIELDS \ ares_channel channel; \ /* \ * While the channel is active this timer is called once per second to be \ * sure that we're always calling ares_process. See the warning above the \ * definition of ares_timeout(). \ */ \ uv_timer_t timer; \ /* Poll result queue */ \ eio_channel uv_eio_channel; \ struct ev_loop* ev; \ /* Various thing for libeio. */ \ uv_async_t uv_eio_want_poll_notifier; \ uv_async_t uv_eio_done_poll_notifier; \ uv_idle_t uv_eio_poller; \ uv_handle_t* endgame_handles; \ UV_LOOP_PRIVATE_PLATFORM_FIELDS #define UV_REQ_BUFSML_SIZE (4) #define UV_REQ_PRIVATE_FIELDS /* empty */ #define UV_WRITE_PRIVATE_FIELDS \ ngx_queue_t queue; \ int write_index; \ uv_buf_t* bufs; \ int bufcnt; \ int error; \ uv_buf_t bufsml[UV_REQ_BUFSML_SIZE]; #define UV_SHUTDOWN_PRIVATE_FIELDS /* empty */ #define UV_CONNECT_PRIVATE_FIELDS \ ngx_queue_t queue; #define UV_UDP_SEND_PRIVATE_FIELDS \ ngx_queue_t queue; \ struct sockaddr_storage addr; \ socklen_t addrlen; \ uv_buf_t* bufs; \ int bufcnt; \ ssize_t status; \ uv_udp_send_cb send_cb; \ uv_buf_t bufsml[UV_REQ_BUFSML_SIZE]; \ #define UV_PRIVATE_REQ_TYPES /* empty */ /* TODO: union or classes please! */ #define UV_HANDLE_PRIVATE_FIELDS \ int fd; \ int flags; \ uv_handle_t* endgame_next; /* that's what uv-win calls it */ \ #define UV_STREAM_PRIVATE_FIELDS \ uv_connect_t *connect_req; \ uv_shutdown_t *shutdown_req; \ ev_io read_watcher; \ ev_io write_watcher; \ ngx_queue_t write_queue; \ ngx_queue_t write_completed_queue; \ int delayed_error; \ uv_connection_cb connection_cb; \ int accepted_fd; \ int blocking; /* UV_TCP */ #define UV_TCP_PRIVATE_FIELDS /* UV_UDP */ #define UV_UDP_PRIVATE_FIELDS \ uv_alloc_cb alloc_cb; \ uv_udp_recv_cb recv_cb; \ ev_io read_watcher; \ ev_io write_watcher; \ ngx_queue_t write_queue; \ ngx_queue_t write_completed_queue; \ /* UV_NAMED_PIPE */ #define UV_PIPE_PRIVATE_FIELDS \ const char* pipe_fname; /* strdup'ed */ /* UV_PREPARE */ \ #define UV_PREPARE_PRIVATE_FIELDS \ ev_prepare prepare_watcher; \ uv_prepare_cb prepare_cb; /* UV_CHECK */ #define UV_CHECK_PRIVATE_FIELDS \ ev_check check_watcher; \ uv_check_cb check_cb; /* UV_IDLE */ #define UV_IDLE_PRIVATE_FIELDS \ ev_idle idle_watcher; \ uv_idle_cb idle_cb; /* UV_ASYNC */ #define UV_ASYNC_PRIVATE_FIELDS \ ev_async async_watcher; \ uv_async_cb async_cb; /* UV_TIMER */ #define UV_TIMER_PRIVATE_FIELDS \ ev_timer timer_watcher; \ uv_timer_cb timer_cb; #define UV_GETADDRINFO_PRIVATE_FIELDS \ uv_getaddrinfo_cb cb; \ struct addrinfo* hints; \ char* hostname; \ char* service; \ struct addrinfo* res; \ int retcode; #define UV_PROCESS_PRIVATE_FIELDS \ ev_child child_watcher; #define UV_FS_PRIVATE_FIELDS \ struct stat statbuf; \ eio_req* eio; #define UV_WORK_PRIVATE_FIELDS \ eio_req* eio; #define UV_TTY_PRIVATE_FIELDS \ struct termios orig_termios; \ int mode; /* UV_FS_EVENT_PRIVATE_FIELDS */ #if defined(__linux__) #define UV_FS_EVENT_PRIVATE_FIELDS \ /* RB_ENTRY(fs_event_s) node; */ \ struct { \ struct uv_fs_event_s* rbe_left; \ struct uv_fs_event_s* rbe_right; \ struct uv_fs_event_s* rbe_parent; \ int rbe_color; \ } node; \ ev_io read_watcher; \ uv_fs_event_cb cb; #elif defined(__APPLE__) \ || defined(__FreeBSD__) \ || defined(__OpenBSD__) \ || defined(__NetBSD__) #define UV_FS_EVENT_PRIVATE_FIELDS \ ev_io event_watcher; \ uv_fs_event_cb cb; \ int fflags; \ #elif defined(__sun) #include #include #ifdef PORT_SOURCE_FILE # define UV_FS_EVENT_PRIVATE_FIELDS \ ev_io event_watcher; \ uv_fs_event_cb cb; \ file_obj_t fo; #else /* !PORT_SOURCE_FILE */ # define UV_FS_EVENT_PRIVATE_FIELDS #endif #else /* Stub for platforms where the file watcher isn't implemented yet. */ #define UV_FS_EVENT_PRIVATE_FIELDS #endif #endif /* UV_UNIX_H */