120 lines
3.6 KiB
C
120 lines
3.6 KiB
C
/* $Xorg: misc.h,v 1.4 2001/02/09 02:05:32 xorgcvs Exp $ */
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/* $XdotOrg: $ */
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/*
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Copyright 1995, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be
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included in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS 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 THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR
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OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall
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not be used in advertising or otherwise to promote the sale, use or
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other dealings in this Software without prior written authorization
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from The Open Group.
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*/
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/* $XFree86: xc/programs/lbxproxy/include/misc.h,v 1.6 2001/08/01 00:45:01 tsi Exp $ */
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#ifndef MISC_H
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#define MISC_H 1
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#define NEED_EVENTS
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#define NEED_REPLIES
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#include <X11/X.h>
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#include <X11/Xproto.h>
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#include <X11/Xmd.h>
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#include <X11/Xos.h>
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#define ALLOCATE_LOCAL_FALLBACK(_size) Xalloc(_size)
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#define DEALLOCATE_LOCAL_FALLBACK(_ptr) Xfree(_ptr)
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#include <X11/Xalloca.h>
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#include <X11/Xfuncs.h>
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#include <X11/Xfuncproto.h>
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#include <X11/extensions/lbxstr.h>
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#ifndef TRUE
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#define FALSE 0
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#define TRUE 1
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#endif
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typedef struct _XServer *XServerPtr;
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#include <stddef.h>
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#define DE_RESET 1
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#define DE_TERMINATE 2
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#define MILLI_PER_SECOND (1000)
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/* XXX globals.h? */
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extern int nextFreeClientID;
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extern int nClients;
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extern char *display_name;
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extern volatile char dispatchException;
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extern volatile char isItTimeToYield;
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extern int MaxClients;
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/* The following byte swapping tools are duplicated in several places.
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* Do they deserve their own header file? What else would logically go in
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* such a header?
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*/
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/* byte swap a 32-bit literal */
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#define lswapl(x) ((((x) & 0xff) << 24) |\
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(((x) & 0xff00) << 8) |\
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(((x) & 0xff0000) >> 8) |\
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(((x) >> 24) & 0xff))
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/* byte swap a short literal */
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#define lswaps(x) ((((x) & 0xff) << 8) | (((x) >> 8) & 0xff))
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/* byte swap a 32-bit value */
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#define swapl(x, n) { \
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n = ((char *) (x))[0];\
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((char *) (x))[0] = ((char *) (x))[3];\
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((char *) (x))[3] = n;\
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n = ((char *) (x))[1];\
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((char *) (x))[1] = ((char *) (x))[2];\
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((char *) (x))[2] = n; }
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/* byte swap a short */
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#define swaps(x, n) { \
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n = ((char *) (x))[0];\
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((char *) (x))[0] = ((char *) (x))[1];\
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((char *) (x))[1] = n; }
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/* copy 32-bit value from src to dst byteswapping on the way */
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#define cpswapl(src, dst) { \
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((char *)&(dst))[0] = ((char *) &(src))[3];\
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((char *)&(dst))[1] = ((char *) &(src))[2];\
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((char *)&(dst))[2] = ((char *) &(src))[1];\
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((char *)&(dst))[3] = ((char *) &(src))[0]; }
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/* copy short from src to dst byteswapping on the way */
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#define cpswaps(src, dst) { \
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((char *) &(dst))[0] = ((char *) &(src))[1];\
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((char *) &(dst))[1] = ((char *) &(src))[0]; }
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#define min(a, b) (((a) < (b)) ? (a) : (b))
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#define lowbit(x) ((x) & (~(x) + 1))
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#define REQUEST(type) \
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register type *stuff = (type *)client->requestBuffer
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#define REQUEST_SIZE_MATCH(req) \
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if ((sizeof(req) >> 2) != client->req_len) \
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return (BadLength)
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#endif
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