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Annotation of kernel/bsd/dev/kmreg_com.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
        !             7:  * Reserved.  This file contains Original Code and/or Modifications of
        !             8:  * Original Code as defined in and that are subject to the Apple Public
        !             9:  * Source License Version 1.1 (the "License").  You may not use this file
        !            10:  * except in compliance with the License.  Please obtain a copy of the
        !            11:  * License at http://www.apple.com/publicsource and read it before using
        !            12:  * this file.
        !            13:  * 
        !            14:  * The Original Code and all software distributed under the License are
        !            15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            19:  * License for the specific language governing rights and limitations
        !            20:  * under the License.
        !            21:  * 
        !            22:  * @APPLE_LICENSE_HEADER_END@
        !            23:  */
        !            24: 
        !            25: /*     Copyright (c) 1992 NeXT Computer, Inc.  All rights reserved. 
        !            26:  *
        !            27:  * kmreg_com.h - machine independent km ioctl interface.
        !            28:  *
        !            29:  * HISTORY
        !            30:  * 16-Jan-92    Doug Mitchell at NeXT 
        !            31:  *      Created. 
        !            32:  */
        !            33:  
        !            34: #ifdef KERNEL_PRIVATE
        !            35: 
        !            36: #ifndef        _BSD_DEV_KMREG_COM_
        !            37: #define _BSD_DEV_KMREG_COM_
        !            38: 
        !            39: #import <sys/types.h>
        !            40: #import <sys/ioctl.h> 
        !            41: 
        !            42: /* 
        !            43:  * Colors for fg, bg in struct km_drawrect 
        !            44:  */
        !            45: #define KM_COLOR_WHITE         0
        !            46: #define KM_COLOR_LTGRAY                1
        !            47: #define KM_COLOR_DKGRAY                2
        !            48: #define KM_COLOR_BLACK         3
        !            49: 
        !            50: /*
        !            51:  * The data to be rendered is treated as a pixmap of 2 bit pixels.
        !            52:  * The most significant bits of each byte is the leftmost pixel in that 
        !            53:  * byte.  Pixel values are assigned as described above.
        !            54:  *
        !            55:  * Each scanline should start on a 4 pixel boundry within the bitmap,
        !            56:  * and should be a multiple of 4 pixels in length.
        !            57:  *
        !            58:  * For the KMIOCERASERECT call, 'data' should be an integer set to the 
        !            59:  * color to be used for the clear operation (data.fill).
        !            60:  * A rect at (x,y) measuring 'width' by 'height' will be cleared to 
        !            61:  * the specified value.
        !            62:  */
        !            63: struct km_drawrect {
        !            64:        unsigned short x;       /* Upper left corner of rect to be imaged. */
        !            65:        unsigned short y;
        !            66:        unsigned short width;   /* Width and height of rect to be imaged, 
        !            67:                                 * in pixels */
        !            68:        unsigned short height;
        !            69:        union {
        !            70:                void *bits;     /* Pointer to 2 bit per pixel raster data. */
        !            71:                int   fill;     /* Const color for erase operation. */
        !            72:        } data;
        !            73: };
        !            74: 
        !            75: /*
        !            76:  * Argument to KMIOCANIMCTL.
        !            77:  */
        !            78: typedef enum {
        !            79:        KM_ANIM_STOP,           /* stop permanently */
        !            80:        KM_ANIM_SUSPEND,        /* suspend */
        !            81:        KM_ANIM_RESUME          /* resume */
        !            82: } km_anim_ctl_t;
        !            83: 
        !            84: #define        KMIOCPOPUP      _IO('k', 1)             /* popup new window */
        !            85: #define        KMIOCRESTORE    _IO('k', 2)             /* restore background */
        !            86: #define        KMIOCDUMPLOG    _IO('k', 3)             /* dump message log */
        !            87: #define KMIOCDRAWRECT  _IOW('k', 5, struct km_drawrect)  /* Draw rect from 
        !            88:                                                           * bits */
        !            89: #define KMIOCERASERECT _IOW('k', 6, struct km_drawrect)  /* Erase a rect */
        !            90: 
        !            91: #ifdef KERNEL_PRIVATE
        !            92: #define        KMIOCDISABLCONS _IO('k', 8)             /* disable console messages */
        !            93: #endif /* KERNEL_PRIVATE */
        !            94: 
        !            95: #define KMIOCANIMCTL   _IOW('k',9, km_anim_ctl_t)      
        !            96:                                                /* stop animation */
        !            97: #define KMIOCSTATUS    _IOR('k',10, int)       /* get status bits */
        !            98: #define KMIOCSIZE      _IOR('k',11, struct winsize) /* get screen size */
        !            99: 
        !           100: /*
        !           101:  * Status bits returned via KMIOCSTATUS.
        !           102:  */
        !           103: #define KMS_SEE_MSGS   0x00000001
        !           104: 
        !           105: #endif /* _BSD_DEV_KMREG_COM_ */
        !           106: 
        !           107: #endif /* KERNEL_PRIVATE */

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