Interface to the Linux epoll interface

src/core/sys/linux/epoll.d

@@ -0,0 +1,64 @@
+/**
+ * D header file to interface with the Linux epoll API (http://man7.org/linux/man-pages/man7/epoll.7.html).
+ * Available since Linux 2.6
+ *
+ * Copyright: Copyright Adil Baig 2012.
+ * License : $(LINK2 http://www.boost.org/LICENSE_1_0.txt, Boost License 1.0) 
+ * Authors  : Adil Baig (github.com/adilbaig)
+ */
+
+version (Linux):
+
+extern (C):
+@system:
+nothrow:
+
+enum
+{
+    EPOLL_CLOEXEC  = 0x80000,
+    EPOLL_NONBLOCK = 0x800
+}
+
+enum 
+{
+    EPOLLIN 	= 0x001,
+    EPOLLPRI 	= 0x002,
+    EPOLLOUT 	= 0x004,
+    EPOLLRDNORM = 0x040,
+    EPOLLRDBAND = 0x080,
+    EPOLLWRNORM = 0x100,
+    EPOLLWRBAND = 0x200,
+    EPOLLMSG 	= 0x400,
+    EPOLLERR 	= 0x008,
+    EPOLLHUP 	= 0x010,
+    EPOLLRDHUP 	= 0x2000, // since Linux 2.6.17
+    EPOLLONESHOT = 1u << 30,
+    EPOLLET 	= 1u << 31
+}
+
+/* Valid opcodes ( "op" parameter ) to issue to epoll_ctl().  */
+enum
+{
+    EPOLL_CTL_ADD = 1, // Add a file descriptor to the interface.
+    EPOLL_CTL_DEL = 2, // Remove a file descriptor from the interface.
+    EPOLL_CTL_MOD = 3, // Change file descriptor epoll_event structure.
+}
+
+struct epoll_event 
+{ 
+     uint events;
+     epoll_data_t data;
+};
+
+union epoll_data_t 
+{
+    void *ptr;
+    int fd;
+    uint u32;
+    ulong u64;
+};
+
+int epoll_create (int size);
+int epoll_create1 (int flags);
+int epoll_ctl (int epfd, int op, int fd, epoll_event *event);
+int epoll_wait (int epfd, epoll_event *events, int maxevents, int timeout);