1 files changed, 28 insertions, 0 deletions
diff --git a/util/alevt/fdset.h b/util/alevt/fdset.h
new file mode 100644
index 0000000..4b786e6
--- /dev/null
+++ b/util/alevt/fdset.h
@@ -0,0 +1,28 @@
+#ifndef FDSET_H
+#define FDSET_H
+
+#include "dllist.h"
+
+
+struct fdset
+{
+    struct dl_head list[1];
+    int del_count;
+};
+
+
+struct fdset_node /*internal*/
+{
+    struct dl_node node[1];
+    int fd;
+    void (*handler)(void *data, int fd);
+    void *data;
+};
+
+extern struct fdset fds[1]; /* global fd list */
+
+int fdset_init(struct fdset *fds);
+int fdset_add_fd(struct fdset *fds, int fd, void *handler, void *data);
+int fdset_del_fd(struct fdset *fds, int fd);
+int fdset_select(struct fdset *fds, int timeout /*millisec*/);
+#endif