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+/* $NetBSD: viewvar.h,v 1.3 1994/10/26 02:05:08 cgd Exp $ */
+
+/*
+ * Copyright (c) 1994 Christian E. Hopps
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by Christian E. Hopps.
+ * 4. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/* The view major device is a placeholder device. It serves
+ * simply to map the semantics of a graphics dipslay to
+ * the semantics of a character block device. In other
+ * words the graphics system as currently built does not like to be
+ * refered to by open/close/ioctl. This device serves as
+ * a interface to graphics. */
+
+struct view_softc {
+ struct view_size size;
+ view_t *view;
+
+ dmode_t *mode;
+ monitor_t *monitor;
+
+ pid_t lock_process;
+ int flags;
+};
+
+enum view_unit_flag_bits {
+ VUB_OPEN,
+ VUB_ADDED,
+ VUB_DISPLAY,
+ VUB_LAST_BIT
+};
+
+enum view_unit_flags {
+ VUF_OPEN = 1<<VUB_OPEN,
+ VUF_ADDED = 1<<VUB_ADDED,
+ VUF_DISPLAY = 1<<VUB_DISPLAY,
+ VUF_MASK = ((1<<VUB_LAST_BIT)-1)
+};
+