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Annotation of sys/dev/wsfont/wsfont.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: wsfont.h,v 1.4 2005/09/15 20:23:10 miod Exp $ */
        !             2: /*     $NetBSD: wsfont.h,v 1.12 2000/06/13 13:37:07 ad Exp $   */
        !             3:
        !             4: /*-
        !             5:  * Copyright (c) 1999 The NetBSD Foundation, Inc.
        !             6:  * All rights reserved.
        !             7:  *
        !             8:  * This code is derived from software contributed to The NetBSD Foundation
        !             9:  * by Andrew Doran.
        !            10:  *
        !            11:  * Redistribution and use in source and binary forms, with or without
        !            12:  * modification, are permitted provided that the following conditions
        !            13:  * are met:
        !            14:  * 1. Redistributions of source code must retain the above copyright
        !            15:  *    notice, this list of conditions and the following disclaimer.
        !            16:  * 2. Redistributions in binary form must reproduce the above copyright
        !            17:  *    notice, this list of conditions and the following disclaimer in the
        !            18:  *    documentation and/or other materials provided with the distribution.
        !            19:  * 3. All advertising materials mentioning features or use of this software
        !            20:  *    must display the following acknowledgement:
        !            21:  *     This product includes software developed by the NetBSD
        !            22:  *     Foundation, Inc. and its contributors.
        !            23:  * 4. Neither the name of The NetBSD Foundation nor the names of its
        !            24:  *    contributors may be used to endorse or promote products derived
        !            25:  *    from this software without specific prior written permission.
        !            26:  *
        !            27:  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
        !            28:  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
        !            29:  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
        !            30:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
        !            31:  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
        !            32:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
        !            33:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
        !            34:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
        !            35:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
        !            36:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
        !            37:  * POSSIBILITY OF SUCH DAMAGE.
        !            38:  */
        !            39:
        !            40: #ifndef _WSFONT_H_
        !            41: #define _WSFONT_H_ 1
        !            42:
        !            43: /*
        !            44:  * wsfont_find() can be called with any of the parameters as 0, meaning we
        !            45:  * don't care about that aspect of the font. It returns a cookie which
        !            46:  * we can use with the other functions. When more flexibility is required,
        !            47:  * wsfont_enum() should be used. The last two parameters to wsfont_lock()
        !            48:  * are the bit order and byte order required (WSDISPLAY_FONTORDER_L2R or
        !            49:  * WSDISPLAY_FONTORDER_R2L).
        !            50:  *
        !            51:  * Example:
        !            52:  *
        !            53:  *     struct wsdisplay_font *font;
        !            54:  *     int cookie;
        !            55:  *
        !            56:  *     if ((cookie = wsfont_find(NULL, 8, 16, 0, 0)) <= 0)
        !            57:  *             panic("unable to get 8x16 font");
        !            58:  *
        !            59:  *     if (wsfont_lock(cookie, &font, WSDISPLAY_FONTORDER_L2R,
        !            60:  *         WSDISPLAY_FONTORDER_R2L) <= 0)
        !            61:  *             panic("unable to lock font");
        !            62:  *
        !            63:  *     ... do stuff ...
        !            64:  *
        !            65:  *     wsfont_unlock(cookie);
        !            66:  */
        !            67:
        !            68: struct wsdisplay_font;
        !            69:
        !            70: /* For wsfont_add() */
        !            71: #define WSFONT_BUILTIN (0x01)
        !            72: #define WSFONT_STATIC  (0x02)
        !            73: #define WSFONT_RDONLY  (0x04)
        !            74:
        !            75: /* wsfont.c */
        !            76: void   wsfont_init(void);
        !            77: int    wsfont_find(char *, int, int, int);
        !            78: int    wsfont_add(struct wsdisplay_font *, int);
        !            79: int    wsfont_remove(int);
        !            80: void   wsfont_enum(void (*)(char *, int, int, int));
        !            81: int    wsfont_lock(int, struct wsdisplay_font **, int, int);
        !            82: int    wsfont_unlock(int);
        !            83: int    wsfont_getflg(int, int *, int *);
        !            84: int    wsfont_map_unichar(struct wsdisplay_font *, int);
        !            85: int    wsfont_rotate(int);
        !            86:
        !            87: #endif /* !_WSFONT_H_ */