The rudiments of an asynchronous server.

[yaz-moved-to-github.git] / server / eventl.h

diff --git a/server/eventl.h b/server/eventl.h
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+/*
+ * Copyright (C) 1994, Index Data I/S 
+ * All rights reserved.
+ * Sebastian Hammer, Adam Dickmeiss
+ *
+ * $Log: eventl.h,v $
+ * Revision 1.1  1995-03-10 18:22:45  quinn
+ * The rudiments of an asynchronous server.
+ *
+ */
+
+#ifndef EVENTL_H
+#define EVENTL_H
+
+struct iochan;
+
+typedef void (*IOC_CALLBACK)(struct iochan *i, int event);
+
+typedef struct iochan
+{
+    int fd;
+    int flags;
+#define EVENT_INPUT     0x01
+#define EVENT_OUTPUT    0x02
+#define EVENT_EXCEPT    0x04
+#define EVENT_TIMEOUT   0x08
+    IOC_CALLBACK fun;
+    void *data;
+    int destroyed;
+    
+    struct iochan *next;
+} *IOCHAN;
+
+#define iochan_destroy(i) (void)((i)->destroyed = 1)
+#define iochan_getfd(i)
+#define iochan_getdata(i) ((i)->data)
+#define iochan_setdata(i, d) ((i)->data = d)
+#define iochan_getflags(i) ((i)->flags)
+#define iochan_setflags(i, d) ((i)->flags = d)
+#define iochan_getfun(i) ((i)->fun)
+#define iochan_setfun(i, d) ((i)->fun = d)
+
+#endif