278 lines
8.6 KiB
C
278 lines
8.6 KiB
C
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/* $Xorg: Xdbeproto.h,v 1.3 2000/08/18 04:05:45 coskrey Exp $ */
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/******************************************************************************
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*
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* Copyright (c) 1994, 1995 Hewlett-Packard Company
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL HEWLETT-PACKARD COMPANY BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
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* THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* Except as contained in this notice, the name of the Hewlett-Packard
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* Company shall not be used in advertising or otherwise to promote the
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* sale, use or other dealings in this Software without prior written
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* authorization from the Hewlett-Packard Company.
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*
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* Header file for Xlib-related DBE
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*
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*****************************************************************************/
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#ifndef XDBE_PROTO_H
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#define XDBE_PROTO_H
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/* INCLUDES */
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/* DEFINES */
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/* Values for swap_action field of XdbeSwapInfo structure */
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#define XdbeUndefined 0
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#define XdbeBackground 1
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#define XdbeUntouched 2
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#define XdbeCopied 3
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#ifdef NEED_DBE_PROTOCOL
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#define DBE_PROTOCOL_NAME "DOUBLE-BUFFER"
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/* Current version numbers */
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#define DBE_MAJOR_VERSION 1
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#define DBE_MINOR_VERSION 0
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/* Used when adding extension; also used in Xdbe macros */
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#define DbeNumberEvents 0
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#define DbeBadBuffer 0
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#define DbeNumberErrors (DbeBadBuffer + 1)
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/* Request values used in (S)ProcDbeDispatch() */
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#define X_DbeGetVersion 0
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#define X_DbeAllocateBackBufferName 1
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#define X_DbeDeallocateBackBufferName 2
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#define X_DbeSwapBuffers 3
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#define X_DbeBeginIdiom 4
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#define X_DbeEndIdiom 5
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#define X_DbeGetVisualInfo 6
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#define X_DbeGetBackBufferAttributes 7
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typedef CARD8 xDbeSwapAction;
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typedef CARD32 xDbeBackBuffer;
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#endif /* NEED_DBE_PROTOCOL */
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/* TYPEDEFS */
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/* Client data types */
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/* XdbeVisualInfo and XdbeScreenVisualInfo are defined in this file,
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* "Xdbeproto.h", rather than "Xdbe.h" because the server uses these data
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* types.
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*/
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typedef struct
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{
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VisualID visual; /* one visual ID that supports double-buffering */
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int depth; /* depth of visual in bits */
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int perflevel; /* performance level of visual */
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}
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XdbeVisualInfo;
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typedef struct
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{
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int count; /* number of items in visual_depth */
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XdbeVisualInfo *visinfo; /* list of visuals & depths for scrn */
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}
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XdbeScreenVisualInfo;
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/* Protocol data types */
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#ifdef NEED_DBE_PROTOCOL
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typedef struct
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{
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CARD32 window B32; /* window */
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xDbeSwapAction swapAction; /* swap action */
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CARD8 pad1; /* unused */
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CARD16 pad2 B16;
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} xDbeSwapInfo;
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typedef struct
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{
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CARD32 visualID B32; /* associated visual */
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CARD8 depth; /* depth of visual */
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CARD8 perfLevel; /* performance level hint */
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CARD16 pad1 B16;
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} xDbeVisInfo;
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#define sz_xDbeVisInfo 8
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typedef struct
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{
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CARD32 n B32; /* number of visual info items in list */
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} xDbeScreenVisInfo; /* followed by n xDbeVisInfo items */
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typedef struct
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{
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CARD32 window B32; /* window */
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} xDbeBufferAttributes;
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/* Requests and replies */
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typedef struct
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{
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CARD8 reqType; /* major-opcode: always codes->major_opcode */
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CARD8 dbeReqType; /* minor-opcode: always X_DbeGetVersion (0) */
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CARD16 length B16; /* request length: (2) */
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CARD8 majorVersion; /* client-major-version */
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CARD8 minorVersion; /* client-minor-version */
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CARD16 unused B16; /* unused */
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} xDbeGetVersionReq;
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#define sz_xDbeGetVersionReq 8
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typedef struct
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{
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BYTE type; /* Reply: X_Reply (1) */
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CARD8 unused; /* unused */
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CARD16 sequenceNumber B16; /* sequence number */
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CARD32 length B32; /* reply length: (0) */
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CARD8 majorVersion; /* server-major-version */
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CARD8 minorVersion; /* server-minor-version */
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CARD16 pad1 B16; /* unused */
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CARD32 pad2 B32;
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CARD32 pad3 B32;
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CARD32 pad4 B32;
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CARD32 pad5 B32;
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CARD32 pad6 B32;
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} xDbeGetVersionReply;
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#define sz_xDbeGetVersionReply 32
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typedef struct
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{
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CARD8 reqType; /* major-opcode: codes->major_opcode */
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CARD8 dbeReqType; /* X_DbeAllocateBackBufferName (1) */
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CARD16 length B16; /* request length: (4) */
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CARD32 window B32; /* window */
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xDbeBackBuffer buffer B32; /* back buffer name */
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xDbeSwapAction swapAction; /* swap action hint */
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CARD8 pad1; /* unused */
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CARD16 pad2 B16;
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} xDbeAllocateBackBufferNameReq;
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#define sz_xDbeAllocateBackBufferNameReq 16
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typedef struct
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{
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CARD8 reqType; /* major-opcode: codes->major_opcode */
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CARD8 dbeReqType; /* X_DbeDeallocateBackBufferName (2) */
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CARD16 length B16; /* request length: (2) */
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xDbeBackBuffer buffer B32; /* back buffer name */
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} xDbeDeallocateBackBufferNameReq;
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#define sz_xDbeDeallocateBackBufferNameReq 8
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typedef struct
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{
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CARD8 reqType; /* major-opcode: always codes->major_opcode */
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CARD8 dbeReqType; /* minor-opcode: always X_DbeSwapBuffers (3) */
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CARD16 length B16; /* request length: (2+2n) */
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CARD32 n B32; /* n, number of window/swap action pairs */
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} xDbeSwapBuffersReq; /* followed by n window/swap action pairs */
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#define sz_xDbeSwapBuffersReq 8
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typedef struct
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{
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CARD8 reqType; /* major-opcode: always codes->major_opcode */
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CARD8 dbeReqType; /* minor-opcode: always X_DbeBeginIdom (4) */
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CARD16 length B16; /* request length: (1) */
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} xDbeBeginIdiomReq;
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#define sz_xDbeBeginIdiomReq 4
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typedef struct
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{
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CARD8 reqType; /* major-opcode: always codes->major_opcode */
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CARD8 dbeReqType; /* minor-opcode: always X_DbeEndIdom (5) */
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CARD16 length B16; /* request length: (1) */
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} xDbeEndIdiomReq;
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#define sz_xDbeEndIdiomReq 4
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typedef struct
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{
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CARD8 reqType; /* always codes->major_opcode */
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CARD8 dbeReqType; /* always X_DbeGetVisualInfo (6) */
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CARD16 length B16; /* request length: (2+n) */
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CARD32 n B32; /* n, number of drawables in list */
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} xDbeGetVisualInfoReq; /* followed by n drawables */
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#define sz_xDbeGetVisualInfoReq 8
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typedef struct
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{
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BYTE type; /* Reply: X_Reply (1) */
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CARD8 unused; /* unused */
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CARD16 sequenceNumber B16; /* sequence number */
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CARD32 length B32; /* reply length */
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CARD32 m; /* m, number of visual infos in list */
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CARD32 pad1 B32; /* unused */
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CARD32 pad2 B32;
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CARD32 pad3 B32;
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CARD32 pad4 B32;
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CARD32 pad5 B32;
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} xDbeGetVisualInfoReply; /* followed by m visual infos */
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#define sz_xDbeGetVisualInfoReply 32
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typedef struct
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{
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CARD8 reqType; /* always codes->major_opcode */
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CARD8 dbeReqType; /* X_DbeGetBackBufferAttributes (7) */
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CARD16 length B16; /* request length: (2) */
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xDbeBackBuffer buffer B32; /* back buffer name */
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} xDbeGetBackBufferAttributesReq;
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#define sz_xDbeGetBackBufferAttributesReq 8
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typedef struct
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{
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BYTE type; /* Reply: X_Reply (1) */
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CARD8 unused; /* unused */
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CARD16 sequenceNumber B16; /* sequence number */
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CARD32 length B32; /* reply length: (0) */
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CARD32 attributes; /* attributes */
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CARD32 pad1 B32; /* unused */
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CARD32 pad2 B32;
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CARD32 pad3 B32;
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CARD32 pad4 B32;
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CARD32 pad5 B32;
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} xDbeGetBackBufferAttributesReply;
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#define sz_xDbeGetBackBufferAttributesReply 32
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#endif /* NEED_DBE_PROTOCOL */
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#endif /* XDBE_PROTO_H */
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