diff options
Diffstat (limited to 'libX11/include/X11/Xlibint.h')
| -rw-r--r-- | libX11/include/X11/Xlibint.h | 2799 |
1 files changed, 1403 insertions, 1396 deletions
diff --git a/libX11/include/X11/Xlibint.h b/libX11/include/X11/Xlibint.h index 767b08384..1b8fd5158 100644 --- a/libX11/include/X11/Xlibint.h +++ b/libX11/include/X11/Xlibint.h @@ -1,1396 +1,1403 @@ - -/* - -Copyright 1984, 1985, 1987, 1989, 1998 The Open Group - -Permission to use, copy, modify, distribute, and sell this software and its -documentation for any purpose is hereby granted without fee, provided that -the above copyright notice appear in all copies and that both that -copyright notice and this permission notice appear in supporting -documentation. - -The above copyright notice and this permission notice shall be included -in all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS -OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. -IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR -OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, -ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR -OTHER DEALINGS IN THE SOFTWARE. - -Except as contained in this notice, the name of The Open Group shall -not be used in advertising or otherwise to promote the sale, use or -other dealings in this Software without prior written authorization -from The Open Group. - -*/ - -#ifndef _XLIBINT_H_ -#define _XLIBINT_H_ 1 - -/* - * Xlibint.h - Header definition and support file for the internal - * support routines used by the C subroutine interface - * library (Xlib) to the X Window System. - * - * Warning, there be dragons here.... - */ - -#include <X11/Xlib.h> -#include <X11/Xproto.h> /* to declare xEvent */ -#include <X11/XlibConf.h> /* for configured options like XTHREADS */ - -#ifdef WIN32 -#define _XFlush _XFlushIt -#endif - -/* - * If your BytesReadable correctly detects broken connections, then - * you should NOT define XCONN_CHECK_FREQ. - */ -#ifndef XCONN_CHECK_FREQ -#define XCONN_CHECK_FREQ 256 -#endif - -struct _XGC -{ - XExtData *ext_data; /* hook for extension to hang data */ - GContext gid; /* protocol ID for graphics context */ - Bool rects; /* boolean: TRUE if clipmask is list of rectangles */ - Bool dashes; /* boolean: TRUE if dash-list is really a list */ - unsigned long dirty;/* cache dirty bits */ - XGCValues values; /* shadow structure of values */ -}; - -struct _XDisplay -{ - XExtData *ext_data; /* hook for extension to hang data */ - struct _XFreeFuncs *free_funcs; /* internal free functions */ - int fd; /* Network socket. */ - int conn_checker; /* ugly thing used by _XEventsQueued */ - int proto_major_version;/* maj. version of server's X protocol */ - int proto_minor_version;/* minor version of server's X protocol */ - char *vendor; /* vendor of the server hardware */ - XID resource_base; /* resource ID base */ - XID resource_mask; /* resource ID mask bits */ - XID resource_id; /* allocator current ID */ - int resource_shift; /* allocator shift to correct bits */ - XID (*resource_alloc)( /* allocator function */ - struct _XDisplay* - ); - int byte_order; /* screen byte order, LSBFirst, MSBFirst */ - int bitmap_unit; /* padding and data requirements */ - int bitmap_pad; /* padding requirements on bitmaps */ - int bitmap_bit_order; /* LeastSignificant or MostSignificant */ - int nformats; /* number of pixmap formats in list */ - ScreenFormat *pixmap_format; /* pixmap format list */ - int vnumber; /* Xlib's X protocol version number. */ - int release; /* release of the server */ - struct _XSQEvent *head, *tail; /* Input event queue. */ - int qlen; /* Length of input event queue */ - unsigned long last_request_read; /* seq number of last event read */ - unsigned long request; /* sequence number of last request. */ - char *last_req; /* beginning of last request, or dummy */ - char *buffer; /* Output buffer starting address. */ - char *bufptr; /* Output buffer index pointer. */ - char *bufmax; /* Output buffer maximum+1 address. */ - unsigned max_request_size; /* maximum number 32 bit words in request*/ - struct _XrmHashBucketRec *db; - int (*synchandler)( /* Synchronization handler */ - struct _XDisplay* - ); - char *display_name; /* "host:display" string used on this connect*/ - int default_screen; /* default screen for operations */ - int nscreens; /* number of screens on this server*/ - Screen *screens; /* pointer to list of screens */ - unsigned long motion_buffer; /* size of motion buffer */ - volatile unsigned long flags; /* internal connection flags */ - int min_keycode; /* minimum defined keycode */ - int max_keycode; /* maximum defined keycode */ - KeySym *keysyms; /* This server's keysyms */ - XModifierKeymap *modifiermap; /* This server's modifier keymap */ - int keysyms_per_keycode;/* number of rows */ - char *xdefaults; /* contents of defaults from server */ - char *scratch_buffer; /* place to hang scratch buffer */ - unsigned long scratch_length; /* length of scratch buffer */ - int ext_number; /* extension number on this display */ - struct _XExten *ext_procs; /* extensions initialized on this display */ - /* - * the following can be fixed size, as the protocol defines how - * much address space is available. - * While this could be done using the extension vector, there - * may be MANY events processed, so a search through the extension - * list to find the right procedure for each event might be - * expensive if many extensions are being used. - */ - Bool (*event_vec[128])( /* vector for wire to event */ - Display * /* dpy */, - XEvent * /* re */, - xEvent * /* event */ - ); - Status (*wire_vec[128])( /* vector for event to wire */ - Display * /* dpy */, - XEvent * /* re */, - xEvent * /* event */ - ); - KeySym lock_meaning; /* for XLookupString */ - struct _XLockInfo *lock; /* multi-thread state, display lock */ - struct _XInternalAsync *async_handlers; /* for internal async */ - unsigned long bigreq_size; /* max size of big requests */ - struct _XLockPtrs *lock_fns; /* pointers to threads functions */ - void (*idlist_alloc)( /* XID list allocator function */ - Display * /* dpy */, - XID * /* ids */, - int /* count */ - ); - /* things above this line should not move, for binary compatibility */ - struct _XKeytrans *key_bindings; /* for XLookupString */ - Font cursor_font; /* for XCreateFontCursor */ - struct _XDisplayAtoms *atoms; /* for XInternAtom */ - unsigned int mode_switch; /* keyboard group modifiers */ - unsigned int num_lock; /* keyboard numlock modifiers */ - struct _XContextDB *context_db; /* context database */ - Bool (**error_vec)( /* vector for wire to error */ - Display * /* display */, - XErrorEvent * /* he */, - xError * /* we */ - ); - /* - * Xcms information - */ - struct { - XPointer defaultCCCs; /* pointer to an array of default XcmsCCC */ - XPointer clientCmaps; /* pointer to linked list of XcmsCmapRec */ - XPointer perVisualIntensityMaps; - /* linked list of XcmsIntensityMap */ - } cms; - struct _XIMFilter *im_filters; - struct _XSQEvent *qfree; /* unallocated event queue elements */ - unsigned long next_event_serial_num; /* inserted into next queue elt */ - struct _XExten *flushes; /* Flush hooks */ - struct _XConnectionInfo *im_fd_info; /* _XRegisterInternalConnection */ - int im_fd_length; /* number of im_fd_info */ - struct _XConnWatchInfo *conn_watchers; /* XAddConnectionWatch */ - int watcher_count; /* number of conn_watchers */ - XPointer filedes; /* struct pollfd cache for _XWaitForReadable */ - int (*savedsynchandler)( /* user synchandler when Xlib usurps */ - Display * /* dpy */ - ); - XID resource_max; /* allocator max ID */ - int xcmisc_opcode; /* major opcode for XC-MISC */ - struct _XkbInfoRec *xkb_info; /* XKB info */ - struct _XtransConnInfo *trans_conn; /* transport connection object */ - struct _X11XCBPrivate *xcb; /* XCB glue private data */ - - /* Generic event cookie handling */ - unsigned int next_cookie; /* next event cookie */ - /* vector for wire to generic event, index is (extension - 128) */ - Bool (*generic_event_vec[128])( - Display * /* dpy */, - XGenericEventCookie * /* Xlib event */, - xEvent * /* wire event */); - /* vector for event copy, index is (extension - 128) */ - Bool (*generic_event_copy_vec[128])( - Display * /* dpy */, - XGenericEventCookie * /* in */, - XGenericEventCookie * /* out*/); - void *cookiejar; /* cookie events returned but not claimed */ -}; - -#define XAllocIDs(dpy,ids,n) (*(dpy)->idlist_alloc)(dpy,ids,n) - -/* - * define the following if you want the Data macro to be a procedure instead - */ -#ifdef CRAY -#define DataRoutineIsProcedure -#endif /* CRAY */ - -#ifndef _XEVENT_ -/* - * _QEvent datatype for use in input queueing. - */ -typedef struct _XSQEvent -{ - struct _XSQEvent *next; - XEvent event; - unsigned long qserial_num; /* so multi-threaded code can find new ones */ -} _XQEvent; -#endif - -#ifdef XTHREADS /* for xReply */ -#define NEED_REPLIES -#endif - -#define NEED_EVENTS -#define NEED_REPLIES -#include <X11/Xproto.h> -#ifdef __sgi -#define _SGI_MP_SOURCE /* turn this on to get MP safe errno */ -#endif -#include <errno.h> -#define _XBCOPYFUNC _Xbcopy -#include <X11/Xfuncs.h> -#include <X11/Xosdefs.h> - -/* Utek leaves kernel macros around in include files (bleah) */ -#ifdef dirty -#undef dirty -#endif - -#include <stdlib.h> -#include <string.h> - -#include <X11/Xfuncproto.h> - -_XFUNCPROTOBEGIN - -/* - * The following definitions can be used for locking requests in multi-threaded - * address spaces. - */ -#ifdef XTHREADS -/* Author: Stephen Gildea, MIT X Consortium - * - * declarations for C Threads locking - */ - -typedef struct _LockInfoRec *LockInfoPtr; - -/* interfaces for locking.c */ -struct _XLockPtrs { - /* used by all, including extensions; do not move */ - void (*lock_display)( - Display *dpy -#if defined(XTHREADS_WARN) || defined(XTHREADS_FILE_LINE) - , char *file - , int line -#endif - ); - void (*unlock_display)( - Display *dpy -#if defined(XTHREADS_WARN) || defined(XTHREADS_FILE_LINE) - , char *file - , int line -#endif - ); -}; - -#if defined(WIN32) && !defined(_XLIBINT_) -#define _XCreateMutex_fn (*_XCreateMutex_fn_p) -#define _XFreeMutex_fn (*_XFreeMutex_fn_p) -#define _XLockMutex_fn (*_XLockMutex_fn_p) -#define _XUnlockMutex_fn (*_XUnlockMutex_fn_p) -#define _Xglobal_lock (*_Xglobal_lock_p) -#endif - -/* in XlibInt.c */ -extern void (*_XCreateMutex_fn)( - LockInfoPtr /* lock */ -); -extern void (*_XFreeMutex_fn)( - LockInfoPtr /* lock */ -); -extern void (*_XLockMutex_fn)( - LockInfoPtr /* lock */ -#if defined(XTHREADS_WARN) || defined(XTHREADS_FILE_LINE) - , char * /* file */ - , int /* line */ -#endif -); -extern void (*_XUnlockMutex_fn)( - LockInfoPtr /* lock */ -#if defined(XTHREADS_WARN) || defined(XTHREADS_FILE_LINE) - , char * /* file */ - , int /* line */ -#endif -); - -extern LockInfoPtr _Xglobal_lock; - -#if defined(XTHREADS_WARN) || defined(XTHREADS_FILE_LINE) -#define LockDisplay(d) if ((d)->lock_fns) (*(d)->lock_fns->lock_display)((d),__FILE__,__LINE__) -#define UnlockDisplay(d) if ((d)->lock_fns) (*(d)->lock_fns->unlock_display)((d),__FILE__,__LINE__) -#define _XLockMutex(lock) if (_XLockMutex_fn) (*_XLockMutex_fn)(lock,__FILE__,__LINE__) -#define _XUnlockMutex(lock) if (_XUnlockMutex_fn) (*_XUnlockMutex_fn)(lock,__FILE__,__LINE__) -#else -/* used everywhere, so must be fast if not using threads */ -#define LockDisplay(d) if ((d)->lock_fns) (*(d)->lock_fns->lock_display)(d) -#define UnlockDisplay(d) if ((d)->lock_fns) (*(d)->lock_fns->unlock_display)(d) -#define _XLockMutex(lock) if (_XLockMutex_fn) (*_XLockMutex_fn)(lock) -#define _XUnlockMutex(lock) if (_XUnlockMutex_fn) (*_XUnlockMutex_fn)(lock) -#endif -#define _XCreateMutex(lock) if (_XCreateMutex_fn) (*_XCreateMutex_fn)(lock); -#define _XFreeMutex(lock) if (_XFreeMutex_fn) (*_XFreeMutex_fn)(lock); - -#else /* XTHREADS */ -#define LockDisplay(dis) -#define _XLockMutex(lock) -#define _XUnlockMutex(lock) -#define UnlockDisplay(dis) -#define _XCreateMutex(lock) -#define _XFreeMutex(lock) -#endif - -#define Xfree(ptr) free((ptr)) - -/* - * Note that some machines do not return a valid pointer for malloc(0), in - * which case we provide an alternate under the control of the - * define MALLOC_0_RETURNS_NULL. This is necessary because some - * Xlib code expects malloc(0) to return a valid pointer to storage. - */ -#ifdef MALLOC_0_RETURNS_NULL - -# define Xmalloc(size) malloc(((size) == 0 ? 1 : (size))) -# define Xrealloc(ptr, size) realloc((ptr), ((size) == 0 ? 1 : (size))) -# define Xcalloc(nelem, elsize) calloc(((nelem) == 0 ? 1 : (nelem)), (elsize)) - -#else - -# define Xmalloc(size) malloc((size)) -# define Xrealloc(ptr, size) realloc((ptr), (size)) -# define Xcalloc(nelem, elsize) calloc((nelem), (elsize)) - -#endif - -#include <stddef.h> - -#define LOCKED 1 -#define UNLOCKED 0 - -#ifndef BUFSIZE -#define BUFSIZE 2048 /* X output buffer size. */ -#endif -#ifndef PTSPERBATCH -#define PTSPERBATCH 1024 /* point batching */ -#endif -#ifndef WLNSPERBATCH -#define WLNSPERBATCH 50 /* wide line batching */ -#endif -#ifndef ZLNSPERBATCH -#define ZLNSPERBATCH 1024 /* thin line batching */ -#endif -#ifndef WRCTSPERBATCH -#define WRCTSPERBATCH 10 /* wide line rectangle batching */ -#endif -#ifndef ZRCTSPERBATCH -#define ZRCTSPERBATCH 256 /* thin line rectangle batching */ -#endif -#ifndef FRCTSPERBATCH -#define FRCTSPERBATCH 256 /* filled rectangle batching */ -#endif -#ifndef FARCSPERBATCH -#define FARCSPERBATCH 256 /* filled arc batching */ -#endif -#ifndef CURSORFONT -#define CURSORFONT "cursor" /* standard cursor fonts */ -#endif - -/* - * Display flags - */ -#define XlibDisplayIOError (1L << 0) -#define XlibDisplayClosing (1L << 1) -#define XlibDisplayNoXkb (1L << 2) -#define XlibDisplayPrivSync (1L << 3) -#define XlibDisplayProcConni (1L << 4) /* in _XProcessInternalConnection */ -#define XlibDisplayReadEvents (1L << 5) /* in _XReadEvents */ -#define XlibDisplayReply (1L << 5) /* in _XReply */ -#define XlibDisplayWriting (1L << 6) /* in _XFlushInt, _XSend */ -#define XlibDisplayDfltRMDB (1L << 7) /* mark if RM db from XGetDefault */ - -/* - * X Protocol packetizing macros. - */ - -/* Need to start requests on 64 bit word boundaries - * on a CRAY computer so add a NoOp (127) if needed. - * A character pointer on a CRAY computer will be non-zero - * after shifting right 61 bits of it is not pointing to - * a word boundary. - */ -#ifdef WORD64 -#define WORD64ALIGN if ((long)dpy->bufptr >> 61) {\ - dpy->last_req = dpy->bufptr;\ - *(dpy->bufptr) = X_NoOperation;\ - *(dpy->bufptr+1) = 0;\ - *(dpy->bufptr+2) = 0;\ - *(dpy->bufptr+3) = 1;\ - dpy->request++;\ - dpy->bufptr += 4;\ - } -#else /* else does not require alignment on 64-bit boundaries */ -#define WORD64ALIGN -#endif /* WORD64 */ - - -/* - * GetReq - Get the next available X request packet in the buffer and - * return it. - * - * "name" is the name of the request, e.g. CreatePixmap, OpenFont, etc. - * "req" is the name of the request pointer. - * - */ - -#if !defined(UNIXCPP) || defined(ANSICPP) -#define GetReq(name, req) \ - WORD64ALIGN\ - if ((dpy->bufptr + SIZEOF(x##name##Req)) > dpy->bufmax)\ - _XFlush(dpy);\ - req = (x##name##Req *)(dpy->last_req = dpy->bufptr);\ - req->reqType = X_##name;\ - req->length = (SIZEOF(x##name##Req))>>2;\ - dpy->bufptr += SIZEOF(x##name##Req);\ - dpy->request++ - -#else /* non-ANSI C uses empty comment instead of "##" for token concatenation */ -#define GetReq(name, req) \ - WORD64ALIGN\ - if ((dpy->bufptr + SIZEOF(x/**/name/**/Req)) > dpy->bufmax)\ - _XFlush(dpy);\ - req = (x/**/name/**/Req *)(dpy->last_req = dpy->bufptr);\ - req->reqType = X_/**/name;\ - req->length = (SIZEOF(x/**/name/**/Req))>>2;\ - dpy->bufptr += SIZEOF(x/**/name/**/Req);\ - dpy->request++ -#endif - -/* GetReqExtra is the same as GetReq, but allocates "n" additional - bytes after the request. "n" must be a multiple of 4! */ - -#if !defined(UNIXCPP) || defined(ANSICPP) -#define GetReqExtra(name, n, req) \ - WORD64ALIGN\ - if ((dpy->bufptr + SIZEOF(x##name##Req) + n) > dpy->bufmax)\ - _XFlush(dpy);\ - req = (x##name##Req *)(dpy->last_req = dpy->bufptr);\ - req->reqType = X_##name;\ - req->length = (SIZEOF(x##name##Req) + n)>>2;\ - dpy->bufptr += SIZEOF(x##name##Req) + n;\ - dpy->request++ -#else -#define GetReqExtra(name, n, req) \ - WORD64ALIGN\ - if ((dpy->bufptr + SIZEOF(x/**/name/**/Req) + n) > dpy->bufmax)\ - _XFlush(dpy);\ - req = (x/**/name/**/Req *)(dpy->last_req = dpy->bufptr);\ - req->reqType = X_/**/name;\ - req->length = (SIZEOF(x/**/name/**/Req) + n)>>2;\ - dpy->bufptr += SIZEOF(x/**/name/**/Req) + n;\ - dpy->request++ -#endif - - -/* - * GetResReq is for those requests that have a resource ID - * (Window, Pixmap, GContext, etc.) as their single argument. - * "rid" is the name of the resource. - */ - -#if !defined(UNIXCPP) || defined(ANSICPP) -#define GetResReq(name, rid, req) \ - WORD64ALIGN\ - if ((dpy->bufptr + SIZEOF(xResourceReq)) > dpy->bufmax)\ - _XFlush(dpy);\ - req = (xResourceReq *) (dpy->last_req = dpy->bufptr);\ - req->reqType = X_##name;\ - req->length = 2;\ - req->id = (rid);\ - dpy->bufptr += SIZEOF(xResourceReq);\ - dpy->request++ -#else -#define GetResReq(name, rid, req) \ - WORD64ALIGN\ - if ((dpy->bufptr + SIZEOF(xResourceReq)) > dpy->bufmax)\ - _XFlush(dpy);\ - req = (xResourceReq *) (dpy->last_req = dpy->bufptr);\ - req->reqType = X_/**/name;\ - req->length = 2;\ - req->id = (rid);\ - dpy->bufptr += SIZEOF(xResourceReq);\ - dpy->request++ -#endif - -/* - * GetEmptyReq is for those requests that have no arguments - * at all. - */ -#if !defined(UNIXCPP) || defined(ANSICPP) -#define GetEmptyReq(name, req) \ - WORD64ALIGN\ - if ((dpy->bufptr + SIZEOF(xReq)) > dpy->bufmax)\ - _XFlush(dpy);\ - req = (xReq *) (dpy->last_req = dpy->bufptr);\ - req->reqType = X_##name;\ - req->length = 1;\ - dpy->bufptr += SIZEOF(xReq);\ - dpy->request++ -#else -#define GetEmptyReq(name, req) \ - WORD64ALIGN\ - if ((dpy->bufptr + SIZEOF(xReq)) > dpy->bufmax)\ - _XFlush(dpy);\ - req = (xReq *) (dpy->last_req = dpy->bufptr);\ - req->reqType = X_/**/name;\ - req->length = 1;\ - dpy->bufptr += SIZEOF(xReq);\ - dpy->request++ -#endif - -#ifdef WORD64 -#define MakeBigReq(req,n) \ - { \ - char _BRdat[4]; \ - unsigned long _BRlen = req->length - 1; \ - req->length = 0; \ - memcpy(_BRdat, ((char *)req) + (_BRlen << 2), 4); \ - memmove(((char *)req) + 8, ((char *)req) + 4, _BRlen << 2); \ - memcpy(((char *)req) + 4, _BRdat, 4); \ - Data32(dpy, (long *)&_BRdat, 4); \ - } -#else -#ifdef LONG64 -#define MakeBigReq(req,n) \ - { \ - CARD64 _BRdat; \ - CARD32 _BRlen = req->length - 1; \ - req->length = 0; \ - _BRdat = ((CARD32 *)req)[_BRlen]; \ - memmove(((char *)req) + 8, ((char *)req) + 4, _BRlen << 2); \ - ((CARD32 *)req)[1] = _BRlen + n + 2; \ - Data32(dpy, &_BRdat, 4); \ - } -#else -#define MakeBigReq(req,n) \ - { \ - CARD32 _BRdat; \ - CARD32 _BRlen = req->length - 1; \ - req->length = 0; \ - _BRdat = ((CARD32 *)req)[_BRlen]; \ - memmove(((char *)req) + 8, ((char *)req) + 4, _BRlen << 2); \ - ((CARD32 *)req)[1] = _BRlen + n + 2; \ - Data32(dpy, &_BRdat, 4); \ - } -#endif -#endif - -#define SetReqLen(req,n,badlen) \ - if ((req->length + n) > (unsigned)65535) { \ - if (dpy->bigreq_size) { \ - MakeBigReq(req,n) \ - } else { \ - n = badlen; \ - req->length += n; \ - } \ - } else \ - req->length += n - -#define SyncHandle() \ - if (dpy->synchandler) (*dpy->synchandler)(dpy) - -extern void _XFlushGCCache(Display *dpy, GC gc); -#define FlushGC(dpy, gc) \ - if ((gc)->dirty) _XFlushGCCache((dpy), (gc)) -/* - * Data - Place data in the buffer and pad the end to provide - * 32 bit word alignment. Transmit if the buffer fills. - * - * "dpy" is a pointer to a Display. - * "data" is a pinter to a data buffer. - * "len" is the length of the data buffer. - */ -#ifndef DataRoutineIsProcedure -#define Data(dpy, data, len) {\ - if (dpy->bufptr + (len) <= dpy->bufmax) {\ - memcpy(dpy->bufptr, data, (int)len);\ - dpy->bufptr += ((len) + 3) & ~3;\ - } else\ - _XSend(dpy, data, len);\ - } -#endif /* DataRoutineIsProcedure */ - - -/* Allocate bytes from the buffer. No padding is done, so if - * the length is not a multiple of 4, the caller must be - * careful to leave the buffer aligned after sending the - * current request. - * - * "type" is the type of the pointer being assigned to. - * "ptr" is the pointer being assigned to. - * "n" is the number of bytes to allocate. - * - * Example: - * xTextElt *elt; - * BufAlloc (xTextElt *, elt, nbytes) - */ - -#define BufAlloc(type, ptr, n) \ - if (dpy->bufptr + (n) > dpy->bufmax) \ - _XFlush (dpy); \ - ptr = (type) dpy->bufptr; \ - (void)ptr; \ - dpy->bufptr += (n); - -#ifdef WORD64 -#define Data16(dpy, data, len) _XData16(dpy, (short *)data, len) -#define Data32(dpy, data, len) _XData32(dpy, (long *)data, len) -#else -#define Data16(dpy, data, len) Data((dpy), (char *)(data), (len)) -#define _XRead16Pad(dpy, data, len) _XReadPad((dpy), (char *)(data), (len)) -#define _XRead16(dpy, data, len) _XRead((dpy), (char *)(data), (len)) -#ifdef LONG64 -#define Data32(dpy, data, len) _XData32(dpy, (long *)data, len) -extern int _XData32( - Display *dpy, - register long *data, - unsigned len -); -extern void _XRead32( - Display *dpy, - register long *data, - long len -); -#else -#define Data32(dpy, data, len) Data((dpy), (char *)(data), (len)) -#define _XRead32(dpy, data, len) _XRead((dpy), (char *)(data), (len)) -#endif -#endif /* not WORD64 */ - -#define PackData16(dpy,data,len) Data16 (dpy, data, len) -#define PackData32(dpy,data,len) Data32 (dpy, data, len) - -/* Xlib manual is bogus */ -#define PackData(dpy,data,len) PackData16 (dpy, data, len) - -#define min(a,b) (((a) < (b)) ? (a) : (b)) -#define max(a,b) (((a) > (b)) ? (a) : (b)) - -#define CI_NONEXISTCHAR(cs) (((cs)->width == 0) && \ - (((cs)->rbearing|(cs)->lbearing| \ - (cs)->ascent|(cs)->descent) == 0)) - -/* - * CI_GET_CHAR_INFO_1D - return the charinfo struct for the indicated 8bit - * character. If the character is in the column and exists, then return the - * appropriate metrics (note that fonts with common per-character metrics will - * return min_bounds). If none of these hold true, try again with the default - * char. - */ -#define CI_GET_CHAR_INFO_1D(fs,col,def,cs) \ -{ \ - cs = def; \ - if (col >= fs->min_char_or_byte2 && col <= fs->max_char_or_byte2) { \ - if (fs->per_char == NULL) { \ - cs = &fs->min_bounds; \ - } else { \ - cs = &fs->per_char[(col - fs->min_char_or_byte2)]; \ - if (CI_NONEXISTCHAR(cs)) cs = def; \ - } \ - } \ -} - -#define CI_GET_DEFAULT_INFO_1D(fs,cs) \ - CI_GET_CHAR_INFO_1D (fs, fs->default_char, NULL, cs) - - - -/* - * CI_GET_CHAR_INFO_2D - return the charinfo struct for the indicated row and - * column. This is used for fonts that have more than row zero. - */ -#define CI_GET_CHAR_INFO_2D(fs,row,col,def,cs) \ -{ \ - cs = def; \ - if (row >= fs->min_byte1 && row <= fs->max_byte1 && \ - col >= fs->min_char_or_byte2 && col <= fs->max_char_or_byte2) { \ - if (fs->per_char == NULL) { \ - cs = &fs->min_bounds; \ - } else { \ - cs = &fs->per_char[((row - fs->min_byte1) * \ - (fs->max_char_or_byte2 - \ - fs->min_char_or_byte2 + 1)) + \ - (col - fs->min_char_or_byte2)]; \ - if (CI_NONEXISTCHAR(cs)) cs = def; \ - } \ - } \ -} - -#define CI_GET_DEFAULT_INFO_2D(fs,cs) \ -{ \ - unsigned int r = (fs->default_char >> 8); \ - unsigned int c = (fs->default_char & 0xff); \ - CI_GET_CHAR_INFO_2D (fs, r, c, NULL, cs); \ -} - - -#ifdef MUSTCOPY - -/* for when 32-bit alignment is not good enough */ -#define OneDataCard32(dpy,dstaddr,srcvar) \ - { dpy->bufptr -= 4; Data32 (dpy, (char *) &(srcvar), 4); } - -#else - -/* srcvar must be a variable for large architecture version */ -#define OneDataCard32(dpy,dstaddr,srcvar) \ - { *(CARD32 *)(dstaddr) = (srcvar); } - -#endif /* MUSTCOPY */ - -typedef struct _XInternalAsync { - struct _XInternalAsync *next; - /* - * handler arguments: - * rep is the generic reply that caused this handler - * to be invoked. It must also be passed to _XGetAsyncReply. - * buf and len are opaque values that must be passed to - * _XGetAsyncReply or _XGetAsyncData. - * data is the closure stored in this struct. - * The handler returns True iff it handled this reply. - */ - Bool (*handler)( - Display* /* dpy */, - xReply* /* rep */, - char* /* buf */, - int /* len */, - XPointer /* data */ - ); - XPointer data; -} _XAsyncHandler; - -typedef struct _XAsyncEState { - unsigned long min_sequence_number; - unsigned long max_sequence_number; - unsigned char error_code; - unsigned char major_opcode; - unsigned short minor_opcode; - unsigned char last_error_received; - int error_count; -} _XAsyncErrorState; - -extern void _XDeqAsyncHandler(Display *dpy, _XAsyncHandler *handler); -#define DeqAsyncHandler(dpy,handler) { \ - if (dpy->async_handlers == (handler)) \ - dpy->async_handlers = (handler)->next; \ - else \ - _XDeqAsyncHandler(dpy, handler); \ - } - -typedef void (*FreeFuncType) ( - Display* /* display */ -); - -typedef int (*FreeModmapType) ( - XModifierKeymap* /* modmap */ -); - -/* - * This structure is private to the library. - */ -typedef struct _XFreeFuncs { - FreeFuncType atoms; /* _XFreeAtomTable */ - FreeModmapType modifiermap; /* XFreeModifierMap */ - FreeFuncType key_bindings; /* _XFreeKeyBindings */ - FreeFuncType context_db; /* _XFreeContextDB */ - FreeFuncType defaultCCCs; /* _XcmsFreeDefaultCCCs */ - FreeFuncType clientCmaps; /* _XcmsFreeClientCmaps */ - FreeFuncType intensityMaps; /* _XcmsFreeIntensityMaps */ - FreeFuncType im_filters; /* _XFreeIMFilters */ - FreeFuncType xkb; /* _XkbFreeInfo */ -} _XFreeFuncRec; - -/* types for InitExt.c */ -typedef int (*CreateGCType) ( - Display* /* display */, - GC /* gc */, - XExtCodes* /* codes */ -); - -typedef int (*CopyGCType)( - Display* /* display */, - GC /* gc */, - XExtCodes* /* codes */ -); - -typedef int (*FlushGCType) ( - Display* /* display */, - GC /* gc */, - XExtCodes* /* codes */ -); - -typedef int (*FreeGCType) ( - Display* /* display */, - GC /* gc */, - XExtCodes* /* codes */ -); - -typedef int (*CreateFontType) ( - Display* /* display */, - XFontStruct* /* fs */, - XExtCodes* /* codes */ -); - -typedef int (*FreeFontType) ( - Display* /* display */, - XFontStruct* /* fs */, - XExtCodes* /* codes */ -); - -typedef int (*CloseDisplayType) ( - Display* /* display */, - XExtCodes* /* codes */ -); - -typedef int (*ErrorType) ( - Display* /* display */, - xError* /* err */, - XExtCodes* /* codes */, - int* /* ret_code */ -); - -typedef char* (*ErrorStringType) ( - Display* /* display */, - int /* code */, - XExtCodes* /* codes */, - char* /* buffer */, - int /* nbytes */ -); - -typedef void (*PrintErrorType)( - Display* /* display */, - XErrorEvent* /* ev */, - void* /* fp */ -); - -typedef void (*BeforeFlushType)( - Display* /* display */, - XExtCodes* /* codes */, - _Xconst char* /* data */, - long /* len */ -); - -/* - * This structure is private to the library. - */ -typedef struct _XExten { /* private to extension mechanism */ - struct _XExten *next; /* next in list */ - XExtCodes codes; /* public information, all extension told */ - CreateGCType create_GC; /* routine to call when GC created */ - CopyGCType copy_GC; /* routine to call when GC copied */ - FlushGCType flush_GC; /* routine to call when GC flushed */ - FreeGCType free_GC; /* routine to call when GC freed */ - CreateFontType create_Font; /* routine to call when Font created */ - FreeFontType free_Font; /* routine to call when Font freed */ - CloseDisplayType close_display; /* routine to call when connection closed */ - ErrorType error; /* who to call when an error occurs */ - ErrorStringType error_string; /* routine to supply error string */ - char *name; /* name of this extension */ - PrintErrorType error_values; /* routine to supply error values */ - BeforeFlushType before_flush; /* routine to call when sending data */ - struct _XExten *next_flush; /* next in list of those with flushes */ -} _XExtension; - -/* extension hooks */ - -#ifdef DataRoutineIsProcedure -extern void Data(Display *dpy, char *data, long len); -#endif -extern int _XError( - Display* /* dpy */, - xError* /* rep */ -); -extern int _XIOError( - Display* /* dpy */ -); -extern int (*_XIOErrorFunction)( - Display* /* dpy */ -); -extern int (*_XErrorFunction)( - Display* /* dpy */, - XErrorEvent* /* error_event */ -); -extern void _XEatData( - Display* /* dpy */, - unsigned long /* n */ -); -extern char *_XAllocScratch( - Display* /* dpy */, - unsigned long /* nbytes */ -); -extern char *_XAllocTemp( - Display* /* dpy */, - unsigned long /* nbytes */ -); -extern void _XFreeTemp( - Display* /* dpy */, - char* /* buf */, - unsigned long /* nbytes */ -); -extern Visual *_XVIDtoVisual( - Display* /* dpy */, - VisualID /* id */ -); -extern unsigned long _XSetLastRequestRead( - Display* /* dpy */, - xGenericReply* /* rep */ -); -extern int _XGetHostname( - char* /* buf */, - int /* maxlen */ -); -extern Screen *_XScreenOfWindow( - Display* /* dpy */, - Window /* w */ -); -extern Bool _XAsyncErrorHandler( - Display* /* dpy */, - xReply* /* rep */, - char* /* buf */, - int /* len */, - XPointer /* data */ -); -extern char *_XGetAsyncReply( - Display* /* dpy */, - char* /* replbuf */, - xReply* /* rep */, - char* /* buf */, - int /* len */, - int /* extra */, - Bool /* discard */ -); -extern void _XGetAsyncData( - Display* /* dpy */, - char * /* data */, - char * /* buf */, - int /* len */, - int /* skip */, - int /* datalen */, - int /* discardtotal */ -); -extern void _XFlush( - Display* /* dpy */ -); -extern int _XEventsQueued( - Display* /* dpy */, - int /* mode */ -); -extern void _XReadEvents( - Display* /* dpy */ -); -extern int _XRead( - Display* /* dpy */, - char* /* data */, - long /* size */ -); -extern void _XReadPad( - Display* /* dpy */, - char* /* data */, - long /* size */ -); -extern void _XSend( - Display* /* dpy */, - _Xconst char* /* data */, - long /* size */ -); -extern Status _XReply( - Display* /* dpy */, - xReply* /* rep */, - int /* extra */, - Bool /* discard */ -); -extern void _XEnq( - Display* /* dpy */, - xEvent* /* event */ -); -extern void _XDeq( - Display* /* dpy */, - _XQEvent* /* prev */, - _XQEvent* /* qelt */ -); - -extern Bool _XUnknownWireEvent( - Display* /* dpy */, - XEvent* /* re */, - xEvent* /* event */ -); - -extern Bool _XUnknownWireEventCookie( - Display* /* dpy */, - XGenericEventCookie* /* re */, - xEvent* /* event */ -); - -extern Bool _XUnknownCopyEventCookie( - Display* /* dpy */, - XGenericEventCookie* /* in */, - XGenericEventCookie* /* out */ -); - -extern Status _XUnknownNativeEvent( - Display* /* dpy */, - XEvent* /* re */, - xEvent* /* event */ -); - -extern Bool _XWireToEvent(Display *dpy, XEvent *re, xEvent *event); -extern Bool _XDefaultWireError(Display *display, XErrorEvent *he, xError *we); -extern Bool _XPollfdCacheInit(Display *dpy); -extern void _XPollfdCacheAdd(Display *dpy, int fd); -extern void _XPollfdCacheDel(Display *dpy, int fd); -extern XID _XAllocID(Display *dpy); -extern void _XAllocIDs(Display *dpy, XID *ids, int count); - -extern int _XFreeExtData( - XExtData* /* extension */ -); - -extern int (*XESetCreateGC( - Display* /* display */, - int /* extension */, - int (*) ( - Display* /* display */, - GC /* gc */, - XExtCodes* /* codes */ - ) /* proc */ -))( - Display*, GC, XExtCodes* -); - -extern int (*XESetCopyGC( - Display* /* display */, - int /* extension */, - int (*) ( - Display* /* display */, - GC /* gc */, - XExtCodes* /* codes */ - ) /* proc */ -))( - Display*, GC, XExtCodes* -); - -extern int (*XESetFlushGC( - Display* /* display */, - int /* extension */, - int (*) ( - Display* /* display */, - GC /* gc */, - XExtCodes* /* codes */ - ) /* proc */ -))( - Display*, GC, XExtCodes* -); - -extern int (*XESetFreeGC( - Display* /* display */, - int /* extension */, - int (*) ( - Display* /* display */, - GC /* gc */, - XExtCodes* /* codes */ - ) /* proc */ -))( - Display*, GC, XExtCodes* -); - -extern int (*XESetCreateFont( - Display* /* display */, - int /* extension */, - int (*) ( - Display* /* display */, - XFontStruct* /* fs */, - XExtCodes* /* codes */ - ) /* proc */ -))( - Display*, XFontStruct*, XExtCodes* -); - -extern int (*XESetFreeFont( - Display* /* display */, - int /* extension */, - int (*) ( - Display* /* display */, - XFontStruct* /* fs */, - XExtCodes* /* codes */ - ) /* proc */ -))( - Display*, XFontStruct*, XExtCodes* -); - -extern int (*XESetCloseDisplay( - Display* /* display */, - int /* extension */, - int (*) ( - Display* /* display */, - XExtCodes* /* codes */ - ) /* proc */ -))( - Display*, XExtCodes* -); - -extern int (*XESetError( - Display* /* display */, - int /* extension */, - int (*) ( - Display* /* display */, - xError* /* err */, - XExtCodes* /* codes */, - int* /* ret_code */ - ) /* proc */ -))( - Display*, xError*, XExtCodes*, int* -); - -extern char* (*XESetErrorString( - Display* /* display */, - int /* extension */, - char* (*) ( - Display* /* display */, - int /* code */, - XExtCodes* /* codes */, - char* /* buffer */, - int /* nbytes */ - ) /* proc */ -))( - Display*, int, XExtCodes*, char*, int -); - -extern void (*XESetPrintErrorValues ( - Display* /* display */, - int /* extension */, - void (*)( - Display* /* display */, - XErrorEvent* /* ev */, - void* /* fp */ - ) /* proc */ -))( - Display*, XErrorEvent*, void* -); - -extern Bool (*XESetWireToEvent( - Display* /* display */, - int /* event_number */, - Bool (*) ( - Display* /* display */, - XEvent* /* re */, - xEvent* /* event */ - ) /* proc */ -))( - Display*, XEvent*, xEvent* -); - -extern Bool (*XESetWireToEventCookie( - Display* /* display */, - int /* extension */, - Bool (*) ( - Display* /* display */, - XGenericEventCookie* /* re */, - xEvent* /* event */ - ) /* proc */ -))( - Display*, XGenericEventCookie*, xEvent* -); - -extern Bool (*XESetCopyEventCookie( - Display* /* display */, - int /* extension */, - Bool (*) ( - Display* /* display */, - XGenericEventCookie* /* in */, - XGenericEventCookie* /* out */ - ) /* proc */ -))( - Display*, XGenericEventCookie*, XGenericEventCookie* -); - - -extern Status (*XESetEventToWire( - Display* /* display */, - int /* event_number */, - Status (*) ( - Display* /* display */, - XEvent* /* re */, - xEvent* /* event */ - ) /* proc */ -))( - Display*, XEvent*, xEvent* -); - -extern Bool (*XESetWireToError( - Display* /* display */, - int /* error_number */, - Bool (*) ( - Display* /* display */, - XErrorEvent* /* he */, - xError* /* we */ - ) /* proc */ -))( - Display*, XErrorEvent*, xError* -); - -extern void (*XESetBeforeFlush( - Display* /* display */, - int /* error_number */, - void (*) ( - Display* /* display */, - XExtCodes* /* codes */, - _Xconst char* /* data */, - long /* len */ - ) /* proc */ -))( - Display*, XExtCodes*, _Xconst char*, long -); - -/* internal connections for IMs */ - -typedef void (*_XInternalConnectionProc)( - Display* /* dpy */, - int /* fd */, - XPointer /* call_data */ -); - - -extern Status _XRegisterInternalConnection( - Display* /* dpy */, - int /* fd */, - _XInternalConnectionProc /* callback */, - XPointer /* call_data */ -); - -extern void _XUnregisterInternalConnection( - Display* /* dpy */, - int /* fd */ -); - -extern void _XProcessInternalConnection( - Display* /* dpy */, - struct _XConnectionInfo* /* conn_info */ -); - -/* Display structure has pointers to these */ - -struct _XConnectionInfo { /* info from _XRegisterInternalConnection */ - int fd; - _XInternalConnectionProc read_callback; - XPointer call_data; - XPointer *watch_data; /* set/used by XConnectionWatchProc */ - struct _XConnectionInfo *next; -}; - -struct _XConnWatchInfo { /* info from XAddConnectionWatch */ - XConnectionWatchProc fn; - XPointer client_data; - struct _XConnWatchInfo *next; -}; - -#ifdef __UNIXOS2__ -extern char* __XOS2RedirRoot( - char* -); -#endif - -extern int _XTextHeight( - XFontStruct* /* font_struct */, - _Xconst char* /* string */, - int /* count */ -); - -extern int _XTextHeight16( - XFontStruct* /* font_struct */, - _Xconst XChar2b* /* string */, - int /* count */ -); - -#if defined(WIN32) - -extern int _XOpenFile( - _Xconst char* /* path */, - int /* flags */ -); - -extern int _XOpenFileMode( - _Xconst char* /* path */, - int /* flags */, - mode_t /* mode */ -); - -extern void* _XFopenFile( - _Xconst char* /* path */, - _Xconst char* /* mode */ -); - -extern int _XAccessFile( - _Xconst char* /* path */ -); -#else -#define _XOpenFile(path,flags) open(path,flags) -#define _XOpenFileMode(path,flags,mode) open(path,flags,mode) -#define _XFopenFile(path,mode) fopen(path,mode) -#endif - -/* EvToWire.c */ -extern Status _XEventToWire(Display *dpy, XEvent *re, xEvent *event); - -extern int _XF86LoadQueryLocaleFont( - Display* /* dpy */, - _Xconst char* /* name*/, - XFontStruct** /* xfp*/, - Font* /* fidp */ -); - -extern void _XProcessWindowAttributes ( - register Display *dpy, - xChangeWindowAttributesReq *req, - register unsigned long valuemask, - register XSetWindowAttributes *attributes); - -extern int _XDefaultError( - Display *dpy, - XErrorEvent *event); - -extern int _XDefaultIOError( - Display *dpy); - -extern void _XSetClipRectangles ( - register Display *dpy, - GC gc, - int clip_x_origin, int clip_y_origin, - XRectangle *rectangles, - int n, - int ordering); - -Status _XGetWindowAttributes( - register Display *dpy, - Window w, - XWindowAttributes *attr); - -int _XPutBackEvent ( - register Display *dpy, - register XEvent *event); - -extern Bool _XIsEventCookie( - Display *dpy, - XEvent *ev); - -extern void _XFreeEventCookies( - Display *dpy); - -extern void _XStoreEventCookie( - Display *dpy, - XEvent *ev); - -extern Bool _XFetchEventCookie( - Display *dpy, - XGenericEventCookie *ev); - -extern Bool _XCopyEventCookie( - Display *dpy, - XGenericEventCookie *in, - XGenericEventCookie *out); - -_XFUNCPROTOEND - -#endif /* _XLIBINT_H_ */ +
+/*
+
+Copyright 1984, 1985, 1987, 1989, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included
+in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR
+OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall
+not be used in advertising or otherwise to promote the sale, use or
+other dealings in this Software without prior written authorization
+from The Open Group.
+
+*/
+
+#ifndef _XLIBINT_H_
+#define _XLIBINT_H_ 1
+
+/*
+ * Xlibint.h - Header definition and support file for the internal
+ * support routines used by the C subroutine interface
+ * library (Xlib) to the X Window System.
+ *
+ * Warning, there be dragons here....
+ */
+
+#include <X11/Xlib.h>
+#include <X11/Xproto.h> /* to declare xEvent */
+#include <X11/XlibConf.h> /* for configured options like XTHREADS */
+
+#ifdef WIN32
+#define _XFlush _XFlushIt
+#endif
+
+/*
+ * If your BytesReadable correctly detects broken connections, then
+ * you should NOT define XCONN_CHECK_FREQ.
+ */
+#ifndef XCONN_CHECK_FREQ
+#define XCONN_CHECK_FREQ 256
+#endif
+
+struct _XGC
+{
+ XExtData *ext_data; /* hook for extension to hang data */
+ GContext gid; /* protocol ID for graphics context */
+ Bool rects; /* boolean: TRUE if clipmask is list of rectangles */
+ Bool dashes; /* boolean: TRUE if dash-list is really a list */
+ unsigned long dirty;/* cache dirty bits */
+ XGCValues values; /* shadow structure of values */
+};
+
+struct _XDisplay
+{
+ XExtData *ext_data; /* hook for extension to hang data */
+ struct _XFreeFuncs *free_funcs; /* internal free functions */
+ int fd; /* Network socket. */
+ int conn_checker; /* ugly thing used by _XEventsQueued */
+ int proto_major_version;/* maj. version of server's X protocol */
+ int proto_minor_version;/* minor version of server's X protocol */
+ char *vendor; /* vendor of the server hardware */
+ XID resource_base; /* resource ID base */
+ XID resource_mask; /* resource ID mask bits */
+ XID resource_id; /* allocator current ID */
+ int resource_shift; /* allocator shift to correct bits */
+ XID (*resource_alloc)( /* allocator function */
+ struct _XDisplay*
+ );
+ int byte_order; /* screen byte order, LSBFirst, MSBFirst */
+ int bitmap_unit; /* padding and data requirements */
+ int bitmap_pad; /* padding requirements on bitmaps */
+ int bitmap_bit_order; /* LeastSignificant or MostSignificant */
+ int nformats; /* number of pixmap formats in list */
+ ScreenFormat *pixmap_format; /* pixmap format list */
+ int vnumber; /* Xlib's X protocol version number. */
+ int release; /* release of the server */
+ struct _XSQEvent *head, *tail; /* Input event queue. */
+ int qlen; /* Length of input event queue */
+ unsigned long last_request_read; /* seq number of last event read */
+ unsigned long request; /* sequence number of last request. */
+ char *last_req; /* beginning of last request, or dummy */
+ char *buffer; /* Output buffer starting address. */
+ char *bufptr; /* Output buffer index pointer. */
+ char *bufmax; /* Output buffer maximum+1 address. */
+ unsigned max_request_size; /* maximum number 32 bit words in request*/
+ struct _XrmHashBucketRec *db;
+ int (*synchandler)( /* Synchronization handler */
+ struct _XDisplay*
+ );
+ char *display_name; /* "host:display" string used on this connect*/
+ int default_screen; /* default screen for operations */
+ int nscreens; /* number of screens on this server*/
+ Screen *screens; /* pointer to list of screens */
+ unsigned long motion_buffer; /* size of motion buffer */
+ volatile unsigned long flags; /* internal connection flags */
+ int min_keycode; /* minimum defined keycode */
+ int max_keycode; /* maximum defined keycode */
+ KeySym *keysyms; /* This server's keysyms */
+ XModifierKeymap *modifiermap; /* This server's modifier keymap */
+ int keysyms_per_keycode;/* number of rows */
+ char *xdefaults; /* contents of defaults from server */
+ char *scratch_buffer; /* place to hang scratch buffer */
+ unsigned long scratch_length; /* length of scratch buffer */
+ int ext_number; /* extension number on this display */
+ struct _XExten *ext_procs; /* extensions initialized on this display */
+ /*
+ * the following can be fixed size, as the protocol defines how
+ * much address space is available.
+ * While this could be done using the extension vector, there
+ * may be MANY events processed, so a search through the extension
+ * list to find the right procedure for each event might be
+ * expensive if many extensions are being used.
+ */
+ Bool (*event_vec[128])( /* vector for wire to event */
+ Display * /* dpy */,
+ XEvent * /* re */,
+ xEvent * /* event */
+ );
+ Status (*wire_vec[128])( /* vector for event to wire */
+ Display * /* dpy */,
+ XEvent * /* re */,
+ xEvent * /* event */
+ );
+ KeySym lock_meaning; /* for XLookupString */
+ struct _XLockInfo *lock; /* multi-thread state, display lock */
+ struct _XInternalAsync *async_handlers; /* for internal async */
+ unsigned long bigreq_size; /* max size of big requests */
+ struct _XLockPtrs *lock_fns; /* pointers to threads functions */
+ void (*idlist_alloc)( /* XID list allocator function */
+ Display * /* dpy */,
+ XID * /* ids */,
+ int /* count */
+ );
+ /* things above this line should not move, for binary compatibility */
+ struct _XKeytrans *key_bindings; /* for XLookupString */
+ Font cursor_font; /* for XCreateFontCursor */
+ struct _XDisplayAtoms *atoms; /* for XInternAtom */
+ unsigned int mode_switch; /* keyboard group modifiers */
+ unsigned int num_lock; /* keyboard numlock modifiers */
+ struct _XContextDB *context_db; /* context database */
+ Bool (**error_vec)( /* vector for wire to error */
+ Display * /* display */,
+ XErrorEvent * /* he */,
+ xError * /* we */
+ );
+ /*
+ * Xcms information
+ */
+ struct {
+ XPointer defaultCCCs; /* pointer to an array of default XcmsCCC */
+ XPointer clientCmaps; /* pointer to linked list of XcmsCmapRec */
+ XPointer perVisualIntensityMaps;
+ /* linked list of XcmsIntensityMap */
+ } cms;
+ struct _XIMFilter *im_filters;
+ struct _XSQEvent *qfree; /* unallocated event queue elements */
+ unsigned long next_event_serial_num; /* inserted into next queue elt */
+ struct _XExten *flushes; /* Flush hooks */
+ struct _XConnectionInfo *im_fd_info; /* _XRegisterInternalConnection */
+ int im_fd_length; /* number of im_fd_info */
+ struct _XConnWatchInfo *conn_watchers; /* XAddConnectionWatch */
+ int watcher_count; /* number of conn_watchers */
+ XPointer filedes; /* struct pollfd cache for _XWaitForReadable */
+ int (*savedsynchandler)( /* user synchandler when Xlib usurps */
+ Display * /* dpy */
+ );
+ XID resource_max; /* allocator max ID */
+ int xcmisc_opcode; /* major opcode for XC-MISC */
+ struct _XkbInfoRec *xkb_info; /* XKB info */
+ struct _XtransConnInfo *trans_conn; /* transport connection object */
+ struct _X11XCBPrivate *xcb; /* XCB glue private data */
+
+ /* Generic event cookie handling */
+ unsigned int next_cookie; /* next event cookie */
+ /* vector for wire to generic event, index is (extension - 128) */
+ Bool (*generic_event_vec[128])(
+ Display * /* dpy */,
+ XGenericEventCookie * /* Xlib event */,
+ xEvent * /* wire event */);
+ /* vector for event copy, index is (extension - 128) */
+ Bool (*generic_event_copy_vec[128])(
+ Display * /* dpy */,
+ XGenericEventCookie * /* in */,
+ XGenericEventCookie * /* out*/);
+ void *cookiejar; /* cookie events returned but not claimed */
+};
+
+#define XAllocIDs(dpy,ids,n) (*(dpy)->idlist_alloc)(dpy,ids,n)
+
+/*
+ * define the following if you want the Data macro to be a procedure instead
+ */
+#ifdef CRAY
+#define DataRoutineIsProcedure
+#endif /* CRAY */
+
+#ifndef _XEVENT_
+/*
+ * _QEvent datatype for use in input queueing.
+ */
+typedef struct _XSQEvent
+{
+ struct _XSQEvent *next;
+ XEvent event;
+ unsigned long qserial_num; /* so multi-threaded code can find new ones */
+} _XQEvent;
+#endif
+
+#ifdef XTHREADS /* for xReply */
+#define NEED_REPLIES
+#endif
+
+#define NEED_EVENTS
+#define NEED_REPLIES
+#include <X11/Xproto.h>
+#ifdef __sgi
+#define _SGI_MP_SOURCE /* turn this on to get MP safe errno */
+#endif
+#include <errno.h>
+#define _XBCOPYFUNC _Xbcopy
+#include <X11/Xfuncs.h>
+#include <X11/Xosdefs.h>
+
+/* Utek leaves kernel macros around in include files (bleah) */
+#ifdef dirty
+#undef dirty
+#endif
+
+#include <stdlib.h>
+#include <string.h>
+
+#include <X11/Xfuncproto.h>
+
+_XFUNCPROTOBEGIN
+
+/*
+ * The following definitions can be used for locking requests in multi-threaded
+ * address spaces.
+ */
+#ifdef XTHREADS
+/* Author: Stephen Gildea, MIT X Consortium
+ *
+ * declarations for C Threads locking
+ */
+
+typedef struct _LockInfoRec *LockInfoPtr;
+
+/* interfaces for locking.c */
+struct _XLockPtrs {
+ /* used by all, including extensions; do not move */
+ void (*lock_display)(
+ Display *dpy
+#if defined(XTHREADS_WARN) || defined(XTHREADS_FILE_LINE)
+ , char *file
+ , int line
+#endif
+ );
+ void (*unlock_display)(
+ Display *dpy
+#if defined(XTHREADS_WARN) || defined(XTHREADS_FILE_LINE)
+ , char *file
+ , int line
+#endif
+ );
+};
+
+#if defined(WIN32) && !defined(_XLIBINT_)
+#define _XCreateMutex_fn (*_XCreateMutex_fn_p)
+#define _XFreeMutex_fn (*_XFreeMutex_fn_p)
+#define _XLockMutex_fn (*_XLockMutex_fn_p)
+#define _XUnlockMutex_fn (*_XUnlockMutex_fn_p)
+#define _Xglobal_lock (*_Xglobal_lock_p)
+#endif
+
+/* in XlibInt.c */
+extern void (*_XCreateMutex_fn)(
+ LockInfoPtr /* lock */
+);
+extern void (*_XFreeMutex_fn)(
+ LockInfoPtr /* lock */
+);
+extern void (*_XLockMutex_fn)(
+ LockInfoPtr /* lock */
+#if defined(XTHREADS_WARN) || defined(XTHREADS_FILE_LINE)
+ , char * /* file */
+ , int /* line */
+#endif
+);
+extern void (*_XUnlockMutex_fn)(
+ LockInfoPtr /* lock */
+#if defined(XTHREADS_WARN) || defined(XTHREADS_FILE_LINE)
+ , char * /* file */
+ , int /* line */
+#endif
+);
+
+extern LockInfoPtr _Xglobal_lock;
+
+#if defined(XTHREADS_WARN) || defined(XTHREADS_FILE_LINE)
+#define LockDisplay(d) if ((d)->lock_fns) (*(d)->lock_fns->lock_display)((d),__FILE__,__LINE__)
+#define UnlockDisplay(d) if ((d)->lock_fns) (*(d)->lock_fns->unlock_display)((d),__FILE__,__LINE__)
+#define _XLockMutex(lock) if (_XLockMutex_fn) (*_XLockMutex_fn)(lock,__FILE__,__LINE__)
+#define _XUnlockMutex(lock) if (_XUnlockMutex_fn) (*_XUnlockMutex_fn)(lock,__FILE__,__LINE__)
+#else
+/* used everywhere, so must be fast if not using threads */
+#define LockDisplay(d) if ((d)->lock_fns) (*(d)->lock_fns->lock_display)(d)
+#define UnlockDisplay(d) if ((d)->lock_fns) (*(d)->lock_fns->unlock_display)(d)
+#define _XLockMutex(lock) if (_XLockMutex_fn) (*_XLockMutex_fn)(lock)
+#define _XUnlockMutex(lock) if (_XUnlockMutex_fn) (*_XUnlockMutex_fn)(lock)
+#endif
+#define _XCreateMutex(lock) if (_XCreateMutex_fn) (*_XCreateMutex_fn)(lock);
+#define _XFreeMutex(lock) if (_XFreeMutex_fn) (*_XFreeMutex_fn)(lock);
+
+#else /* XTHREADS */
+#define LockDisplay(dis)
+#define _XLockMutex(lock)
+#define _XUnlockMutex(lock)
+#define UnlockDisplay(dis)
+#define _XCreateMutex(lock)
+#define _XFreeMutex(lock)
+#endif
+
+#define Xfree(ptr) free((ptr))
+
+/*
+ * Note that some machines do not return a valid pointer for malloc(0), in
+ * which case we provide an alternate under the control of the
+ * define MALLOC_0_RETURNS_NULL. This is necessary because some
+ * Xlib code expects malloc(0) to return a valid pointer to storage.
+ */
+#ifdef MALLOC_0_RETURNS_NULL
+
+# define Xmalloc(size) malloc(((size) == 0 ? 1 : (size)))
+# define Xrealloc(ptr, size) realloc((ptr), ((size) == 0 ? 1 : (size)))
+# define Xcalloc(nelem, elsize) calloc(((nelem) == 0 ? 1 : (nelem)), (elsize))
+
+#else
+
+# define Xmalloc(size) malloc((size))
+# define Xrealloc(ptr, size) realloc((ptr), (size))
+# define Xcalloc(nelem, elsize) calloc((nelem), (elsize))
+
+#endif
+
+#include <stddef.h>
+
+#define LOCKED 1
+#define UNLOCKED 0
+
+#ifndef BUFSIZE
+#define BUFSIZE 2048 /* X output buffer size. */
+#endif
+#ifndef PTSPERBATCH
+#define PTSPERBATCH 1024 /* point batching */
+#endif
+#ifndef WLNSPERBATCH
+#define WLNSPERBATCH 50 /* wide line batching */
+#endif
+#ifndef ZLNSPERBATCH
+#define ZLNSPERBATCH 1024 /* thin line batching */
+#endif
+#ifndef WRCTSPERBATCH
+#define WRCTSPERBATCH 10 /* wide line rectangle batching */
+#endif
+#ifndef ZRCTSPERBATCH
+#define ZRCTSPERBATCH 256 /* thin line rectangle batching */
+#endif
+#ifndef FRCTSPERBATCH
+#define FRCTSPERBATCH 256 /* filled rectangle batching */
+#endif
+#ifndef FARCSPERBATCH
+#define FARCSPERBATCH 256 /* filled arc batching */
+#endif
+#ifndef CURSORFONT
+#define CURSORFONT "cursor" /* standard cursor fonts */
+#endif
+
+/*
+ * Display flags
+ */
+#define XlibDisplayIOError (1L << 0)
+#define XlibDisplayClosing (1L << 1)
+#define XlibDisplayNoXkb (1L << 2)
+#define XlibDisplayPrivSync (1L << 3)
+#define XlibDisplayProcConni (1L << 4) /* in _XProcessInternalConnection */
+#define XlibDisplayReadEvents (1L << 5) /* in _XReadEvents */
+#define XlibDisplayReply (1L << 5) /* in _XReply */
+#define XlibDisplayWriting (1L << 6) /* in _XFlushInt, _XSend */
+#define XlibDisplayDfltRMDB (1L << 7) /* mark if RM db from XGetDefault */
+
+/*
+ * X Protocol packetizing macros.
+ */
+
+/* Need to start requests on 64 bit word boundaries
+ * on a CRAY computer so add a NoOp (127) if needed.
+ * A character pointer on a CRAY computer will be non-zero
+ * after shifting right 61 bits of it is not pointing to
+ * a word boundary.
+ */
+#ifdef WORD64
+#define WORD64ALIGN if ((long)dpy->bufptr >> 61) {\
+ dpy->last_req = dpy->bufptr;\
+ *(dpy->bufptr) = X_NoOperation;\
+ *(dpy->bufptr+1) = 0;\
+ *(dpy->bufptr+2) = 0;\
+ *(dpy->bufptr+3) = 1;\
+ dpy->request++;\
+ dpy->bufptr += 4;\
+ }
+#else /* else does not require alignment on 64-bit boundaries */
+#define WORD64ALIGN
+#endif /* WORD64 */
+
+
+/*
+ * GetReq - Get the next available X request packet in the buffer and
+ * return it.
+ *
+ * "name" is the name of the request, e.g. CreatePixmap, OpenFont, etc.
+ * "req" is the name of the request pointer.
+ *
+ */
+
+#if !defined(UNIXCPP) || defined(ANSICPP)
+#define GetReq(name, req) \
+ WORD64ALIGN\
+ if ((dpy->bufptr + SIZEOF(x##name##Req)) > dpy->bufmax)\
+ _XFlush(dpy);\
+ req = (x##name##Req *)(dpy->last_req = dpy->bufptr);\
+ req->reqType = X_##name;\
+ req->length = (SIZEOF(x##name##Req))>>2;\
+ dpy->bufptr += SIZEOF(x##name##Req);\
+ dpy->request++
+
+#else /* non-ANSI C uses empty comment instead of "##" for token concatenation */
+#define GetReq(name, req) \
+ WORD64ALIGN\
+ if ((dpy->bufptr + SIZEOF(x/**/name/**/Req)) > dpy->bufmax)\
+ _XFlush(dpy);\
+ req = (x/**/name/**/Req *)(dpy->last_req = dpy->bufptr);\
+ req->reqType = X_/**/name;\
+ req->length = (SIZEOF(x/**/name/**/Req))>>2;\
+ dpy->bufptr += SIZEOF(x/**/name/**/Req);\
+ dpy->request++
+#endif
+
+/* GetReqExtra is the same as GetReq, but allocates "n" additional
+ bytes after the request. "n" must be a multiple of 4! */
+
+#if !defined(UNIXCPP) || defined(ANSICPP)
+#define GetReqExtra(name, n, req) \
+ WORD64ALIGN\
+ if ((dpy->bufptr + SIZEOF(x##name##Req) + n) > dpy->bufmax)\
+ _XFlush(dpy);\
+ req = (x##name##Req *)(dpy->last_req = dpy->bufptr);\
+ req->reqType = X_##name;\
+ req->length = (SIZEOF(x##name##Req) + n)>>2;\
+ dpy->bufptr += SIZEOF(x##name##Req) + n;\
+ dpy->request++
+#else
+#define GetReqExtra(name, n, req) \
+ WORD64ALIGN\
+ if ((dpy->bufptr + SIZEOF(x/**/name/**/Req) + n) > dpy->bufmax)\
+ _XFlush(dpy);\
+ req = (x/**/name/**/Req *)(dpy->last_req = dpy->bufptr);\
+ req->reqType = X_/**/name;\
+ req->length = (SIZEOF(x/**/name/**/Req) + n)>>2;\
+ dpy->bufptr += SIZEOF(x/**/name/**/Req) + n;\
+ dpy->request++
+#endif
+
+
+/*
+ * GetResReq is for those requests that have a resource ID
+ * (Window, Pixmap, GContext, etc.) as their single argument.
+ * "rid" is the name of the resource.
+ */
+
+#if !defined(UNIXCPP) || defined(ANSICPP)
+#define GetResReq(name, rid, req) \
+ WORD64ALIGN\
+ if ((dpy->bufptr + SIZEOF(xResourceReq)) > dpy->bufmax)\
+ _XFlush(dpy);\
+ req = (xResourceReq *) (dpy->last_req = dpy->bufptr);\
+ req->reqType = X_##name;\
+ req->length = 2;\
+ req->id = (rid);\
+ dpy->bufptr += SIZEOF(xResourceReq);\
+ dpy->request++
+#else
+#define GetResReq(name, rid, req) \
+ WORD64ALIGN\
+ if ((dpy->bufptr + SIZEOF(xResourceReq)) > dpy->bufmax)\
+ _XFlush(dpy);\
+ req = (xResourceReq *) (dpy->last_req = dpy->bufptr);\
+ req->reqType = X_/**/name;\
+ req->length = 2;\
+ req->id = (rid);\
+ dpy->bufptr += SIZEOF(xResourceReq);\
+ dpy->request++
+#endif
+
+/*
+ * GetEmptyReq is for those requests that have no arguments
+ * at all.
+ */
+#if !defined(UNIXCPP) || defined(ANSICPP)
+#define GetEmptyReq(name, req) \
+ WORD64ALIGN\
+ if ((dpy->bufptr + SIZEOF(xReq)) > dpy->bufmax)\
+ _XFlush(dpy);\
+ req = (xReq *) (dpy->last_req = dpy->bufptr);\
+ req->reqType = X_##name;\
+ req->length = 1;\
+ dpy->bufptr += SIZEOF(xReq);\
+ dpy->request++
+#else
+#define GetEmptyReq(name, req) \
+ WORD64ALIGN\
+ if ((dpy->bufptr + SIZEOF(xReq)) > dpy->bufmax)\
+ _XFlush(dpy);\
+ req = (xReq *) (dpy->last_req = dpy->bufptr);\
+ req->reqType = X_/**/name;\
+ req->length = 1;\
+ dpy->bufptr += SIZEOF(xReq);\
+ dpy->request++
+#endif
+
+#ifdef WORD64
+#define MakeBigReq(req,n) \
+ { \
+ char _BRdat[4]; \
+ unsigned long _BRlen = req->length - 1; \
+ req->length = 0; \
+ memcpy(_BRdat, ((char *)req) + (_BRlen << 2), 4); \
+ memmove(((char *)req) + 8, ((char *)req) + 4, _BRlen << 2); \
+ memcpy(((char *)req) + 4, _BRdat, 4); \
+ Data32(dpy, (long *)&_BRdat, 4); \
+ }
+#else
+#ifdef LONG64
+#define MakeBigReq(req,n) \
+ { \
+ CARD64 _BRdat; \
+ CARD32 _BRlen = req->length - 1; \
+ req->length = 0; \
+ _BRdat = ((CARD32 *)req)[_BRlen]; \
+ memmove(((char *)req) + 8, ((char *)req) + 4, _BRlen << 2); \
+ ((CARD32 *)req)[1] = _BRlen + n + 2; \
+ Data32(dpy, &_BRdat, 4); \
+ }
+#else
+#define MakeBigReq(req,n) \
+ { \
+ CARD32 _BRdat; \
+ CARD32 _BRlen = req->length - 1; \
+ req->length = 0; \
+ _BRdat = ((CARD32 *)req)[_BRlen]; \
+ memmove(((char *)req) + 8, ((char *)req) + 4, _BRlen << 2); \
+ ((CARD32 *)req)[1] = _BRlen + n + 2; \
+ Data32(dpy, &_BRdat, 4); \
+ }
+#endif
+#endif
+
+#define SetReqLen(req,n,badlen) \
+ if ((req->length + n) > (unsigned)65535) { \
+ if (dpy->bigreq_size) { \
+ MakeBigReq(req,n) \
+ } else { \
+ n = badlen; \
+ req->length += n; \
+ } \
+ } else \
+ req->length += n
+
+#define SyncHandle() \
+ if (dpy->synchandler) (*dpy->synchandler)(dpy)
+
+extern void _XFlushGCCache(Display *dpy, GC gc);
+#define FlushGC(dpy, gc) \
+ if ((gc)->dirty) _XFlushGCCache((dpy), (gc))
+/*
+ * Data - Place data in the buffer and pad the end to provide
+ * 32 bit word alignment. Transmit if the buffer fills.
+ *
+ * "dpy" is a pointer to a Display.
+ * "data" is a pinter to a data buffer.
+ * "len" is the length of the data buffer.
+ */
+#ifndef DataRoutineIsProcedure
+#define Data(dpy, data, len) {\
+ if (dpy->bufptr + (len) <= dpy->bufmax) {\
+ memcpy(dpy->bufptr, data, (int)len);\
+ dpy->bufptr += ((len) + 3) & ~3;\
+ } else\
+ _XSend(dpy, data, len);\
+ }
+#endif /* DataRoutineIsProcedure */
+
+
+/* Allocate bytes from the buffer. No padding is done, so if
+ * the length is not a multiple of 4, the caller must be
+ * careful to leave the buffer aligned after sending the
+ * current request.
+ *
+ * "type" is the type of the pointer being assigned to.
+ * "ptr" is the pointer being assigned to.
+ * "n" is the number of bytes to allocate.
+ *
+ * Example:
+ * xTextElt *elt;
+ * BufAlloc (xTextElt *, elt, nbytes)
+ */
+
+#define BufAlloc(type, ptr, n) \
+ if (dpy->bufptr + (n) > dpy->bufmax) \
+ _XFlush (dpy); \
+ ptr = (type) dpy->bufptr; \
+ (void)ptr; \
+ dpy->bufptr += (n);
+
+#ifdef WORD64
+#define Data16(dpy, data, len) _XData16(dpy, (short *)data, len)
+#define Data32(dpy, data, len) _XData32(dpy, (long *)data, len)
+#else
+#define Data16(dpy, data, len) Data((dpy), (char *)(data), (len))
+#define _XRead16Pad(dpy, data, len) _XReadPad((dpy), (char *)(data), (len))
+#define _XRead16(dpy, data, len) _XRead((dpy), (char *)(data), (len))
+#ifdef LONG64
+#define Data32(dpy, data, len) _XData32(dpy, (long *)data, len)
+extern int _XData32(
+ Display *dpy,
+ register long *data,
+ unsigned len
+);
+extern void _XRead32(
+ Display *dpy,
+ register long *data,
+ long len
+);
+#else
+#define Data32(dpy, data, len) Data((dpy), (char *)(data), (len))
+#define _XRead32(dpy, data, len) _XRead((dpy), (char *)(data), (len))
+#endif
+#endif /* not WORD64 */
+
+#define PackData16(dpy,data,len) Data16 (dpy, data, len)
+#define PackData32(dpy,data,len) Data32 (dpy, data, len)
+
+/* Xlib manual is bogus */
+#define PackData(dpy,data,len) PackData16 (dpy, data, len)
+
+#define min(a,b) (((a) < (b)) ? (a) : (b))
+#define max(a,b) (((a) > (b)) ? (a) : (b))
+
+#define CI_NONEXISTCHAR(cs) (((cs)->width == 0) && \
+ (((cs)->rbearing|(cs)->lbearing| \
+ (cs)->ascent|(cs)->descent) == 0))
+
+/*
+ * CI_GET_CHAR_INFO_1D - return the charinfo struct for the indicated 8bit
+ * character. If the character is in the column and exists, then return the
+ * appropriate metrics (note that fonts with common per-character metrics will
+ * return min_bounds). If none of these hold true, try again with the default
+ * char.
+ */
+#define CI_GET_CHAR_INFO_1D(fs,col,def,cs) \
+{ \
+ cs = def; \
+ if (col >= fs->min_char_or_byte2 && col <= fs->max_char_or_byte2) { \
+ if (fs->per_char == NULL) { \
+ cs = &fs->min_bounds; \
+ } else { \
+ cs = &fs->per_char[(col - fs->min_char_or_byte2)]; \
+ if (CI_NONEXISTCHAR(cs)) cs = def; \
+ } \
+ } \
+}
+
+#define CI_GET_DEFAULT_INFO_1D(fs,cs) \
+ CI_GET_CHAR_INFO_1D (fs, fs->default_char, NULL, cs)
+
+
+
+/*
+ * CI_GET_CHAR_INFO_2D - return the charinfo struct for the indicated row and
+ * column. This is used for fonts that have more than row zero.
+ */
+#define CI_GET_CHAR_INFO_2D(fs,row,col,def,cs) \
+{ \
+ cs = def; \
+ if (row >= fs->min_byte1 && row <= fs->max_byte1 && \
+ col >= fs->min_char_or_byte2 && col <= fs->max_char_or_byte2) { \
+ if (fs->per_char == NULL) { \
+ cs = &fs->min_bounds; \
+ } else { \
+ cs = &fs->per_char[((row - fs->min_byte1) * \
+ (fs->max_char_or_byte2 - \
+ fs->min_char_or_byte2 + 1)) + \
+ (col - fs->min_char_or_byte2)]; \
+ if (CI_NONEXISTCHAR(cs)) cs = def; \
+ } \
+ } \
+}
+
+#define CI_GET_DEFAULT_INFO_2D(fs,cs) \
+{ \
+ unsigned int r = (fs->default_char >> 8); \
+ unsigned int c = (fs->default_char & 0xff); \
+ CI_GET_CHAR_INFO_2D (fs, r, c, NULL, cs); \
+}
+
+
+#ifdef MUSTCOPY
+
+/* for when 32-bit alignment is not good enough */
+#define OneDataCard32(dpy,dstaddr,srcvar) \
+ { dpy->bufptr -= 4; Data32 (dpy, (char *) &(srcvar), 4); }
+
+#else
+
+/* srcvar must be a variable for large architecture version */
+#define OneDataCard32(dpy,dstaddr,srcvar) \
+ { *(CARD32 *)(dstaddr) = (srcvar); }
+
+#endif /* MUSTCOPY */
+
+typedef struct _XInternalAsync {
+ struct _XInternalAsync *next;
+ /*
+ * handler arguments:
+ * rep is the generic reply that caused this handler
+ * to be invoked. It must also be passed to _XGetAsyncReply.
+ * buf and len are opaque values that must be passed to
+ * _XGetAsyncReply or _XGetAsyncData.
+ * data is the closure stored in this struct.
+ * The handler returns True iff it handled this reply.
+ */
+ Bool (*handler)(
+ Display* /* dpy */,
+ xReply* /* rep */,
+ char* /* buf */,
+ int /* len */,
+ XPointer /* data */
+ );
+ XPointer data;
+} _XAsyncHandler;
+
+typedef struct _XAsyncEState {
+ unsigned long min_sequence_number;
+ unsigned long max_sequence_number;
+ unsigned char error_code;
+ unsigned char major_opcode;
+ unsigned short minor_opcode;
+ unsigned char last_error_received;
+ int error_count;
+} _XAsyncErrorState;
+
+extern void _XDeqAsyncHandler(Display *dpy, _XAsyncHandler *handler);
+#define DeqAsyncHandler(dpy,handler) { \
+ if (dpy->async_handlers == (handler)) \
+ dpy->async_handlers = (handler)->next; \
+ else \
+ _XDeqAsyncHandler(dpy, handler); \
+ }
+
+typedef void (*FreeFuncType) (
+ Display* /* display */
+);
+
+typedef int (*FreeModmapType) (
+ XModifierKeymap* /* modmap */
+);
+
+/*
+ * This structure is private to the library.
+ */
+typedef struct _XFreeFuncs {
+ FreeFuncType atoms; /* _XFreeAtomTable */
+ FreeModmapType modifiermap; /* XFreeModifierMap */
+ FreeFuncType key_bindings; /* _XFreeKeyBindings */
+ FreeFuncType context_db; /* _XFreeContextDB */
+ FreeFuncType defaultCCCs; /* _XcmsFreeDefaultCCCs */
+ FreeFuncType clientCmaps; /* _XcmsFreeClientCmaps */
+ FreeFuncType intensityMaps; /* _XcmsFreeIntensityMaps */
+ FreeFuncType im_filters; /* _XFreeIMFilters */
+ FreeFuncType xkb; /* _XkbFreeInfo */
+} _XFreeFuncRec;
+
+/* types for InitExt.c */
+typedef int (*CreateGCType) (
+ Display* /* display */,
+ GC /* gc */,
+ XExtCodes* /* codes */
+);
+
+typedef int (*CopyGCType)(
+ Display* /* display */,
+ GC /* gc */,
+ XExtCodes* /* codes */
+);
+
+typedef int (*FlushGCType) (
+ Display* /* display */,
+ GC /* gc */,
+ XExtCodes* /* codes */
+);
+
+typedef int (*FreeGCType) (
+ Display* /* display */,
+ GC /* gc */,
+ XExtCodes* /* codes */
+);
+
+typedef int (*CreateFontType) (
+ Display* /* display */,
+ XFontStruct* /* fs */,
+ XExtCodes* /* codes */
+);
+
+typedef int (*FreeFontType) (
+ Display* /* display */,
+ XFontStruct* /* fs */,
+ XExtCodes* /* codes */
+);
+
+typedef int (*CloseDisplayType) (
+ Display* /* display */,
+ XExtCodes* /* codes */
+);
+
+typedef int (*ErrorType) (
+ Display* /* display */,
+ xError* /* err */,
+ XExtCodes* /* codes */,
+ int* /* ret_code */
+);
+
+typedef char* (*ErrorStringType) (
+ Display* /* display */,
+ int /* code */,
+ XExtCodes* /* codes */,
+ char* /* buffer */,
+ int /* nbytes */
+);
+
+typedef void (*PrintErrorType)(
+ Display* /* display */,
+ XErrorEvent* /* ev */,
+ void* /* fp */
+);
+
+typedef void (*BeforeFlushType)(
+ Display* /* display */,
+ XExtCodes* /* codes */,
+ _Xconst char* /* data */,
+ long /* len */
+);
+
+/*
+ * This structure is private to the library.
+ */
+typedef struct _XExten { /* private to extension mechanism */
+ struct _XExten *next; /* next in list */
+ XExtCodes codes; /* public information, all extension told */
+ CreateGCType create_GC; /* routine to call when GC created */
+ CopyGCType copy_GC; /* routine to call when GC copied */
+ FlushGCType flush_GC; /* routine to call when GC flushed */
+ FreeGCType free_GC; /* routine to call when GC freed */
+ CreateFontType create_Font; /* routine to call when Font created */
+ FreeFontType free_Font; /* routine to call when Font freed */
+ CloseDisplayType close_display; /* routine to call when connection closed */
+ ErrorType error; /* who to call when an error occurs */
+ ErrorStringType error_string; /* routine to supply error string */
+ char *name; /* name of this extension */
+ PrintErrorType error_values; /* routine to supply error values */
+ BeforeFlushType before_flush; /* routine to call when sending data */
+ struct _XExten *next_flush; /* next in list of those with flushes */
+} _XExtension;
+
+/* extension hooks */
+
+#ifdef DataRoutineIsProcedure
+extern void Data(Display *dpy, char *data, long len);
+#endif
+extern int _XError(
+ Display* /* dpy */,
+ xError* /* rep */
+);
+extern int _XIOError(
+ Display* /* dpy */
+);
+extern int (*_XIOErrorFunction)(
+ Display* /* dpy */
+);
+extern int (*_XErrorFunction)(
+ Display* /* dpy */,
+ XErrorEvent* /* error_event */
+);
+extern void _XEatData(
+ Display* /* dpy */,
+ unsigned long /* n */
+);
+extern char *_XAllocScratch(
+ Display* /* dpy */,
+ unsigned long /* nbytes */
+);
+extern char *_XAllocTemp(
+ Display* /* dpy */,
+ unsigned long /* nbytes */
+);
+extern void _XFreeTemp(
+ Display* /* dpy */,
+ char* /* buf */,
+ unsigned long /* nbytes */
+);
+extern Visual *_XVIDtoVisual(
+ Display* /* dpy */,
+ VisualID /* id */
+);
+extern unsigned long _XSetLastRequestRead(
+ Display* /* dpy */,
+ xGenericReply* /* rep */
+);
+extern int _XGetHostname(
+ char* /* buf */,
+ int /* maxlen */
+);
+extern Screen *_XScreenOfWindow(
+ Display* /* dpy */,
+ Window /* w */
+);
+extern Bool _XAsyncErrorHandler(
+ Display* /* dpy */,
+ xReply* /* rep */,
+ char* /* buf */,
+ int /* len */,
+ XPointer /* data */
+);
+extern char *_XGetAsyncReply(
+ Display* /* dpy */,
+ char* /* replbuf */,
+ xReply* /* rep */,
+ char* /* buf */,
+ int /* len */,
+ int /* extra */,
+ Bool /* discard */
+);
+extern void _XGetAsyncData(
+ Display* /* dpy */,
+ char * /* data */,
+ char * /* buf */,
+ int /* len */,
+ int /* skip */,
+ int /* datalen */,
+ int /* discardtotal */
+);
+extern void _XFlush(
+ Display* /* dpy */
+);
+extern int _XEventsQueued(
+ Display* /* dpy */,
+ int /* mode */
+);
+extern void _XReadEvents(
+ Display* /* dpy */
+);
+extern int _XRead(
+ Display* /* dpy */,
+ char* /* data */,
+ long /* size */
+);
+extern void _XReadPad(
+ Display* /* dpy */,
+ char* /* data */,
+ long /* size */
+);
+extern void _XSend(
+ Display* /* dpy */,
+ _Xconst char* /* data */,
+ long /* size */
+);
+extern Status _XReply(
+ Display* /* dpy */,
+ xReply* /* rep */,
+ int /* extra */,
+ Bool /* discard */
+);
+extern void _XEnq(
+ Display* /* dpy */,
+ xEvent* /* event */
+);
+extern void _XDeq(
+ Display* /* dpy */,
+ _XQEvent* /* prev */,
+ _XQEvent* /* qelt */
+);
+
+extern Bool _XUnknownWireEvent(
+ Display* /* dpy */,
+ XEvent* /* re */,
+ xEvent* /* event */
+);
+
+extern Bool _XUnknownWireEventCookie(
+ Display* /* dpy */,
+ XGenericEventCookie* /* re */,
+ xEvent* /* event */
+);
+
+extern Bool _XUnknownCopyEventCookie(
+ Display* /* dpy */,
+ XGenericEventCookie* /* in */,
+ XGenericEventCookie* /* out */
+);
+
+extern Status _XUnknownNativeEvent(
+ Display* /* dpy */,
+ XEvent* /* re */,
+ xEvent* /* event */
+);
+
+extern Bool _XWireToEvent(Display *dpy, XEvent *re, xEvent *event);
+extern Bool _XDefaultWireError(Display *display, XErrorEvent *he, xError *we);
+extern Bool _XPollfdCacheInit(Display *dpy);
+extern void _XPollfdCacheAdd(Display *dpy, int fd);
+extern void _XPollfdCacheDel(Display *dpy, int fd);
+extern XID _XAllocID(Display *dpy);
+extern void _XAllocIDs(Display *dpy, XID *ids, int count);
+
+extern int _XFreeExtData(
+ XExtData* /* extension */
+);
+
+extern int (*XESetCreateGC(
+ Display* /* display */,
+ int /* extension */,
+ int (*) (
+ Display* /* display */,
+ GC /* gc */,
+ XExtCodes* /* codes */
+ ) /* proc */
+))(
+ Display*, GC, XExtCodes*
+);
+
+extern int (*XESetCopyGC(
+ Display* /* display */,
+ int /* extension */,
+ int (*) (
+ Display* /* display */,
+ GC /* gc */,
+ XExtCodes* /* codes */
+ ) /* proc */
+))(
+ Display*, GC, XExtCodes*
+);
+
+extern int (*XESetFlushGC(
+ Display* /* display */,
+ int /* extension */,
+ int (*) (
+ Display* /* display */,
+ GC /* gc */,
+ XExtCodes* /* codes */
+ ) /* proc */
+))(
+ Display*, GC, XExtCodes*
+);
+
+extern int (*XESetFreeGC(
+ Display* /* display */,
+ int /* extension */,
+ int (*) (
+ Display* /* display */,
+ GC /* gc */,
+ XExtCodes* /* codes */
+ ) /* proc */
+))(
+ Display*, GC, XExtCodes*
+);
+
+extern int (*XESetCreateFont(
+ Display* /* display */,
+ int /* extension */,
+ int (*) (
+ Display* /* display */,
+ XFontStruct* /* fs */,
+ XExtCodes* /* codes */
+ ) /* proc */
+))(
+ Display*, XFontStruct*, XExtCodes*
+);
+
+extern int (*XESetFreeFont(
+ Display* /* display */,
+ int /* extension */,
+ int (*) (
+ Display* /* display */,
+ XFontStruct* /* fs */,
+ XExtCodes* /* codes */
+ ) /* proc */
+))(
+ Display*, XFontStruct*, XExtCodes*
+);
+
+extern int (*XESetCloseDisplay(
+ Display* /* display */,
+ int /* extension */,
+ int (*) (
+ Display* /* display */,
+ XExtCodes* /* codes */
+ ) /* proc */
+))(
+ Display*, XExtCodes*
+);
+
+extern int (*XESetError(
+ Display* /* display */,
+ int /* extension */,
+ int (*) (
+ Display* /* display */,
+ xError* /* err */,
+ XExtCodes* /* codes */,
+ int* /* ret_code */
+ ) /* proc */
+))(
+ Display*, xError*, XExtCodes*, int*
+);
+
+extern char* (*XESetErrorString(
+ Display* /* display */,
+ int /* extension */,
+ char* (*) (
+ Display* /* display */,
+ int /* code */,
+ XExtCodes* /* codes */,
+ char* /* buffer */,
+ int /* nbytes */
+ ) /* proc */
+))(
+ Display*, int, XExtCodes*, char*, int
+);
+
+extern void (*XESetPrintErrorValues (
+ Display* /* display */,
+ int /* extension */,
+ void (*)(
+ Display* /* display */,
+ XErrorEvent* /* ev */,
+ void* /* fp */
+ ) /* proc */
+))(
+ Display*, XErrorEvent*, void*
+);
+
+extern Bool (*XESetWireToEvent(
+ Display* /* display */,
+ int /* event_number */,
+ Bool (*) (
+ Display* /* display */,
+ XEvent* /* re */,
+ xEvent* /* event */
+ ) /* proc */
+))(
+ Display*, XEvent*, xEvent*
+);
+
+extern Bool (*XESetWireToEventCookie(
+ Display* /* display */,
+ int /* extension */,
+ Bool (*) (
+ Display* /* display */,
+ XGenericEventCookie* /* re */,
+ xEvent* /* event */
+ ) /* proc */
+))(
+ Display*, XGenericEventCookie*, xEvent*
+);
+
+extern Bool (*XESetCopyEventCookie(
+ Display* /* display */,
+ int /* extension */,
+ Bool (*) (
+ Display* /* display */,
+ XGenericEventCookie* /* in */,
+ XGenericEventCookie* /* out */
+ ) /* proc */
+))(
+ Display*, XGenericEventCookie*, XGenericEventCookie*
+);
+
+
+extern Status (*XESetEventToWire(
+ Display* /* display */,
+ int /* event_number */,
+ Status (*) (
+ Display* /* display */,
+ XEvent* /* re */,
+ xEvent* /* event */
+ ) /* proc */
+))(
+ Display*, XEvent*, xEvent*
+);
+
+extern Bool (*XESetWireToError(
+ Display* /* display */,
+ int /* error_number */,
+ Bool (*) (
+ Display* /* display */,
+ XErrorEvent* /* he */,
+ xError* /* we */
+ ) /* proc */
+))(
+ Display*, XErrorEvent*, xError*
+);
+
+extern void (*XESetBeforeFlush(
+ Display* /* display */,
+ int /* error_number */,
+ void (*) (
+ Display* /* display */,
+ XExtCodes* /* codes */,
+ _Xconst char* /* data */,
+ long /* len */
+ ) /* proc */
+))(
+ Display*, XExtCodes*, _Xconst char*, long
+);
+
+/* internal connections for IMs */
+
+typedef void (*_XInternalConnectionProc)(
+ Display* /* dpy */,
+ int /* fd */,
+ XPointer /* call_data */
+);
+
+
+extern Status _XRegisterInternalConnection(
+ Display* /* dpy */,
+ int /* fd */,
+ _XInternalConnectionProc /* callback */,
+ XPointer /* call_data */
+);
+
+extern void _XUnregisterInternalConnection(
+ Display* /* dpy */,
+ int /* fd */
+);
+
+extern void _XProcessInternalConnection(
+ Display* /* dpy */,
+ struct _XConnectionInfo* /* conn_info */
+);
+
+/* Display structure has pointers to these */
+
+struct _XConnectionInfo { /* info from _XRegisterInternalConnection */
+ int fd;
+ _XInternalConnectionProc read_callback;
+ XPointer call_data;
+ XPointer *watch_data; /* set/used by XConnectionWatchProc */
+ struct _XConnectionInfo *next;
+};
+
+struct _XConnWatchInfo { /* info from XAddConnectionWatch */
+ XConnectionWatchProc fn;
+ XPointer client_data;
+ struct _XConnWatchInfo *next;
+};
+
+#ifdef __UNIXOS2__
+extern char* __XOS2RedirRoot(
+ char*
+);
+#endif
+
+extern int _XTextHeight(
+ XFontStruct* /* font_struct */,
+ _Xconst char* /* string */,
+ int /* count */
+);
+
+extern int _XTextHeight16(
+ XFontStruct* /* font_struct */,
+ _Xconst XChar2b* /* string */,
+ int /* count */
+);
+
+#if defined(WIN32)
+
+extern int _XOpenFile(
+ _Xconst char* /* path */,
+ int /* flags */
+);
+
+extern int _XOpenFileMode(
+ _Xconst char* /* path */,
+ int /* flags */,
+ mode_t /* mode */
+);
+
+extern void* _XFopenFile(
+ _Xconst char* /* path */,
+ _Xconst char* /* mode */
+);
+
+extern int _XAccessFile(
+ _Xconst char* /* path */
+);
+#else
+#define _XOpenFile(path,flags) open(path,flags)
+#define _XOpenFileMode(path,flags,mode) open(path,flags,mode)
+#define _XFopenFile(path,mode) fopen(path,mode)
+#endif
+
+/* EvToWire.c */
+extern Status _XEventToWire(Display *dpy, XEvent *re, xEvent *event);
+
+extern int _XF86LoadQueryLocaleFont(
+ Display* /* dpy */,
+ _Xconst char* /* name*/,
+ XFontStruct** /* xfp*/,
+ Font* /* fidp */
+);
+
+extern void _XProcessWindowAttributes (
+ register Display *dpy,
+ xChangeWindowAttributesReq *req,
+ register unsigned long valuemask,
+ register XSetWindowAttributes *attributes);
+
+extern int _XDefaultError(
+ Display *dpy,
+ XErrorEvent *event);
+
+extern int _XDefaultIOError(
+ Display *dpy);
+
+extern void _XSetClipRectangles (
+ register Display *dpy,
+ GC gc,
+ int clip_x_origin, int clip_y_origin,
+ XRectangle *rectangles,
+ int n,
+ int ordering);
+
+Status _XGetWindowAttributes(
+ register Display *dpy,
+ Window w,
+ XWindowAttributes *attr);
+
+int _XPutBackEvent (
+ register Display *dpy,
+ register XEvent *event);
+
+extern Bool _XIsEventCookie(
+ Display *dpy,
+ XEvent *ev);
+
+extern void _XFreeEventCookies(
+ Display *dpy);
+
+extern void _XStoreEventCookie(
+ Display *dpy,
+ XEvent *ev);
+
+extern Bool _XFetchEventCookie(
+ Display *dpy,
+ XGenericEventCookie *ev);
+
+extern Bool _XCopyEventCookie(
+ Display *dpy,
+ XGenericEventCookie *in,
+ XGenericEventCookie *out);
+
+/* lcFile.c */
+
+extern void xlocaledir(
+ char *buf,
+ int buf_len
+);
+
+_XFUNCPROTOEND
+
+#endif /* _XLIBINT_H_ */
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