diff options
Diffstat (limited to 'nx-X11/lib/X11/OpenDis.c')
| -rw-r--r-- | nx-X11/lib/X11/OpenDis.c | 990 |
1 files changed, 0 insertions, 990 deletions
diff --git a/nx-X11/lib/X11/OpenDis.c b/nx-X11/lib/X11/OpenDis.c deleted file mode 100644 index 965924650..000000000 --- a/nx-X11/lib/X11/OpenDis.c +++ /dev/null @@ -1,990 +0,0 @@ -/**************************************************************************/ -/* */ -/* Copyright (c) 2001, 2011 NoMachine (http://www.nomachine.com) */ -/* Copyright (c) 2008-2014 Oleksandr Shneyder <o.shneyder@phoca-gmbh.de> */ -/* Copyright (c) 2011-2016 Mike Gabriel <mike.gabriel@das-netzwerkteam.de>*/ -/* Copyright (c) 2014-2016 Mihai Moldovan <ionic@ionic.de> */ -/* Copyright (c) 2014-2016 Ulrich Sibiller <uli42@gmx.de> */ -/* Copyright (c) 2015-2016 Qindel Group (http://www.qindel.com) */ -/* */ -/* nx-X11, NX protocol compression and NX extensions to this software */ -/* are copyright of the aforementioned persons and companies. */ -/* */ -/* Redistribution and use of the present software is allowed according */ -/* to terms specified in the file LICENSE which comes in the source */ -/* distribution. */ -/* */ -/* All rights reserved. */ -/* */ -/* NOTE: This software has received contributions from various other */ -/* contributors, only the core maintainers and supporters are listed as */ -/* copyright holders. Please contact us, if you feel you should be listed */ -/* as copyright holder, as well. */ -/* */ -/**************************************************************************/ - -/* - -Copyright 1985, 1986, 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. - -*/ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#include "Xlibint.h" -#if USE_XCB -#include "Xxcbint.h" -#else /* !USE_XCB */ -#include <nx-X11/Xtrans/Xtrans.h> -#include <nx-X11/extensions/bigreqstr.h> -#endif /* USE_XCB */ -#include <nx-X11/Xatom.h> -#include <nx-X11/Xresource.h> -#include <stdio.h> -#include "Xintconn.h" - -#ifdef XKB -#include "XKBlib.h" -#endif /* XKB */ - -#ifdef NX_TRANS_SOCKET -extern void *_X11TransSocketProxyConnInfo(XtransConnInfo); -#endif - -#if !USE_XCB -#define bignamelen (sizeof(XBigReqExtensionName) - 1) - -typedef struct { - unsigned long seq; - int opcode; -} _XBigReqState; -#endif /* !USE_XCB */ - -#ifdef XTHREADS -#include "locking.h" -int (*_XInitDisplayLock_fn)(Display *dpy) = NULL; -void (*_XFreeDisplayLock_fn)(Display *dpy) = NULL; - -#define InitDisplayLock(d) (_XInitDisplayLock_fn ? (*_XInitDisplayLock_fn)(d) : Success) -#define FreeDisplayLock(d) if (_XFreeDisplayLock_fn) (*_XFreeDisplayLock_fn)(d) -#else -#define InitDisplayLock(dis) Success -#define FreeDisplayLock(dis) -#endif /* XTHREADS */ - -static xReq _dummy_request = { - 0, 0, 0 -}; - -static void OutOfMemory(Display *dpy, char *setup); -#if !USE_XCB -static Bool _XBigReqHandler(Display *dpy, xReply *rep, char *buf, int len, - XPointer data); -#endif /* !USE_XCB */ - -/* - * Connects to a server, creates a Display object and returns a pointer to - * the newly created Display back to the caller. - */ -Display * -XOpenDisplay ( - register _Xconst char *display) -{ - register Display *dpy; /* New Display object being created. */ - register int i; - int j, k; /* random iterator indexes */ - char *display_name; /* pointer to display name */ -#if !USE_XCB - int endian; /* to determine which endian. */ - xConnClientPrefix client; /* client information */ - int idisplay; /* display number */ - int prefixread = 0; /* setup prefix already read? */ - char *conn_auth_name, *conn_auth_data; - int conn_auth_namelen, conn_auth_datalen; -#endif /* !USE_XCB */ - char *setup = NULL; /* memory allocated at startup */ - char *fullname = NULL; /* expanded name of display */ - int iscreen; /* screen number */ - xConnSetupPrefix prefix; /* prefix information */ - int vendorlen; /* length of vendor string */ - union { - xConnSetup *setup; - char *failure; - char *vendor; - xPixmapFormat *sf; - xWindowRoot *rp; - xDepth *dp; - xVisualType *vp; - } u; /* proto data returned from server */ - long setuplength; /* number of bytes in setup message */ - long usedbytes = 0; /* number of bytes we have processed */ - unsigned long mask; - long int conn_buf_size; - char *xlib_buffer_size; - -#if !USE_XCB - bzero((char *) &client, sizeof(client)); - bzero((char *) &prefix, sizeof(prefix)); -#endif /* !USE_XCB */ - -#if defined(NX_TRANS_SOCKET) && defined(NX_TRANS_TEST) - fprintf(stderr, "\nXOpenDisplay: Called with display [%s].\n", display); -#endif - /* - * If the display specifier string supplied as an argument to this - * routine is NULL or a pointer to NULL, read the DISPLAY variable. - */ - if (display == NULL || *display == '\0') { - if ((display_name = getenv("DISPLAY")) == NULL) { - /* Oops! No DISPLAY environment variable - error. */ - return(NULL); - } - } - else { - /* Display is non-NULL, copy the pointer */ - display_name = (char *)display; - } - -/* - * Set the default error handlers. This allows the global variables to - * default to NULL for use with shared libraries. - */ - if (_XErrorFunction == NULL) (void) XSetErrorHandler (NULL); - if (_XIOErrorFunction == NULL) (void) XSetIOErrorHandler (NULL); - -/* - * Attempt to allocate a display structure. Return NULL if allocation fails. - */ - if ((dpy = Xcalloc(1, sizeof(Display))) == NULL) { - return(NULL); - } - -/* - * Call the Connect routine to get the transport connection object. - * If NULL is returned, the connection failed. The connect routine - * will set fullname to point to the expanded name. - */ - -#if USE_XCB - if(!_XConnectXCB(dpy, display, &fullname, &iscreen)) { - /* Try falling back on other transports if no transport specified */ - const char *slash = strrchr(display_name, '/'); - if(slash == NULL) { - const char *protocols[] = {"local", "unix", "tcp", "inet6", "inet", NULL}; - const char **s; - size_t buf_size = strlen(display_name) + 7; // max strlen + 2 (null + /) - char *buf = Xmalloc(buf_size * sizeof(char)); - - if(buf) { - for(s = protocols; buf && *s; s++) { - snprintf(buf, buf_size, "%s/%s", *s, display_name); - if(_XConnectXCB(dpy, buf, &fullname, &iscreen)) - goto fallback_success; - } - Xfree(buf); - } - } - - dpy->display_name = fullname; - OutOfMemory(dpy, NULL); - return NULL; - } -fallback_success: -#else /* !USE_XCB */ - if ((dpy->trans_conn = _X11TransConnectDisplay ( - display_name, &fullname, &idisplay, - &iscreen, &conn_auth_name, - &conn_auth_namelen, &conn_auth_data, - &conn_auth_datalen)) == NULL) { - Xfree ((char *) dpy); - return(NULL); - } - - dpy->fd = _X11TransGetConnectionNumber (dpy->trans_conn); -#endif /* USE_XCB */ - -#if defined(NX_TRANS_SOCKET) && defined(NX_TRANS_TEST) - fprintf(stderr, "\nXOpenDisplay: Connected display with dpy->fd = [%d].\n", dpy->fd); -#endif - /* Initialize as much of the display structure as we can. - * Initialize pointers to NULL so that XFreeDisplayStructure will - * work if we run out of memory before we finish initializing. - */ - dpy->display_name = fullname; - dpy->keysyms = (KeySym *) NULL; - dpy->modifiermap = NULL; - dpy->lock_meaning = NoSymbol; - dpy->keysyms_per_keycode = 0; - dpy->xdefaults = (char *)NULL; - dpy->scratch_length = 0L; - dpy->scratch_buffer = NULL; - dpy->key_bindings = NULL; - dpy->ext_procs = (_XExtension *)NULL; - dpy->ext_data = (XExtData *)NULL; - dpy->ext_number = 0; - dpy->event_vec[X_Error] = _XUnknownWireEvent; - dpy->event_vec[X_Reply] = _XUnknownWireEvent; - dpy->wire_vec[X_Error] = _XUnknownNativeEvent; - dpy->wire_vec[X_Reply] = _XUnknownNativeEvent; - for (i = KeyPress; i < LASTEvent; i++) { - dpy->event_vec[i] = _XWireToEvent; - dpy->wire_vec[i] = NULL; - } - for (i = LASTEvent; i < 128; i++) { - dpy->event_vec[i] = _XUnknownWireEvent; - dpy->wire_vec[i] = _XUnknownNativeEvent; - } - dpy->resource_id = 0; - dpy->db = (struct _XrmHashBucketRec *)NULL; - dpy->cursor_font = None; - dpy->flags = 0; - dpy->async_handlers = NULL; - dpy->screens = NULL; - dpy->vendor = NULL; - dpy->buffer = NULL; - dpy->atoms = NULL; - dpy->error_vec = NULL; - dpy->context_db = NULL; - dpy->free_funcs = NULL; - dpy->pixmap_format = NULL; - dpy->cms.clientCmaps = NULL; - dpy->cms.defaultCCCs = NULL; - dpy->cms.perVisualIntensityMaps = NULL; - dpy->im_filters = NULL; - dpy->bigreq_size = 0; - dpy->lock = NULL; - dpy->lock_fns = NULL; - dpy->qfree = NULL; - dpy->next_event_serial_num = 1; - dpy->im_fd_info = NULL; - dpy->im_fd_length = 0; - dpy->conn_watchers = NULL; - dpy->watcher_count = 0; - dpy->filedes = NULL; - dpy->flushes = NULL; - dpy->xcmisc_opcode = 0; - dpy->xkb_info = NULL; - -/* - * Setup other information in this display structure. - */ - dpy->vnumber = X_PROTOCOL; - dpy->resource_alloc = _XAllocID; - dpy->idlist_alloc = _XAllocIDs; - dpy->synchandler = NULL; - dpy->savedsynchandler = NULL; - dpy->request = 0; - dpy->last_request_read = 0; - dpy->default_screen = iscreen; /* Value returned by ConnectDisplay */ - dpy->last_req = (char *)&_dummy_request; - - /* Initialize the display lock */ - if (InitDisplayLock(dpy) != 0) { - OutOfMemory (dpy, setup); - return(NULL); - } - - if (!_XPollfdCacheInit(dpy)) { - OutOfMemory (dpy, setup); - return(NULL); - } - - /* Set up the output buffers. */ -#ifndef XLIBDEFAULTBUFSIZE -#define XLIBDEFAULTBUFSIZE 16384 /* 16k */ -#endif -#ifndef XLIBMINBUFSIZE -#define XLIBMINBUFSIZE BUFSIZE /* old default buffer size */ -#endif - xlib_buffer_size = getenv("XLIBBUFFERSIZE"); - -#ifdef __sun /* Backwards compatibility for old Solaris libX11 name */ - if (xlib_buffer_size == NULL) - xlib_buffer_size = getenv("XSUNBUFFERSIZE"); -#endif - - if (xlib_buffer_size == NULL) - conn_buf_size = XLIBDEFAULTBUFSIZE; - else - conn_buf_size = 1024 * strtol(xlib_buffer_size, NULL, 10); - if (conn_buf_size < XLIBMINBUFSIZE) - conn_buf_size = XLIBMINBUFSIZE; -#if defined(NX_TRANS_SOCKET) && defined(NX_TRANS_TEST) - fprintf (stderr, "Xlib: Running with XLIBBUFFERSIZE [%d] XLIBMINBUFSIZE [%d] " - "buffer size [%ld].\n", XLIBDEFAULTBUFSIZE, XLIBMINBUFSIZE, conn_buf_size); -#endif - - if ((dpy->bufptr = dpy->buffer = Xcalloc(1, conn_buf_size)) == NULL) { - OutOfMemory (dpy, setup); - return(NULL); - } - dpy->bufmax = dpy->buffer + conn_buf_size; -#if USE_XCB - dpy->xcb->real_bufmax = dpy->bufmax; - dpy->bufmax = dpy->buffer; -#endif - - /* Set up the input event queue and input event queue parameters. */ - dpy->head = dpy->tail = NULL; - dpy->qlen = 0; - - /* Set up free-function record */ - if ((dpy->free_funcs = Xcalloc(1, sizeof(_XFreeFuncRec))) == NULL) { - OutOfMemory (dpy, setup); - return(NULL); - } - -#if !USE_XCB -/* - * The xConnClientPrefix describes the initial connection setup information - * and is followed by the authorization information. Sites that are interested - * in security are strongly encouraged to use an authentication and - * authorization system such as Kerberos. - */ - endian = 1; - if (*(char *) &endian) - client.byteOrder = '\154'; /* 'l' */ - else - client.byteOrder = '\102'; /* 'B' */ - client.majorVersion = X_PROTOCOL; - client.minorVersion = X_PROTOCOL_REVISION; - client.nbytesAuthProto = conn_auth_namelen; - client.nbytesAuthString = conn_auth_datalen; - prefixread = _XSendClientPrefix(dpy, &client, - conn_auth_name, conn_auth_data, - &prefix); - if (prefixread < 0) - { - _XDisconnectDisplay (dpy->trans_conn); - Xfree ((char *)dpy); - return(NULL); - } - if (conn_auth_name) Xfree(conn_auth_name); - if (conn_auth_data) Xfree(conn_auth_data); -/* - * Now see if connection was accepted... - */ - /* these internal functions expect the display to be locked */ - LockDisplay(dpy); - - if (prefixread == 0) - _XRead (dpy, (char *)&prefix,(long)SIZEOF(xConnSetupPrefix)); - - /* an Authenticate reply we weren't expecting? */ - if (prefix.success != xTrue && prefix.success != xFalse) { - fprintf (stderr, - "Xlib: unexpected connection setup reply from server, type %d.\r\n", - prefix.success); - _XDisconnectDisplay (dpy->trans_conn); - Xfree ((char *)dpy); - return(NULL); - } - - if (prefix.majorVersion != X_PROTOCOL) { - /* XXX - printing messages marks a bad programming interface */ -#ifdef NX_TRANS_SOCKET - if (_X11TransSocketProxyConnInfo(dpy->trans_conn) == NULL) { - fprintf (stderr, "Xlib: client uses different protocol version (%d) " - "than server (%d)!\r\n", X_PROTOCOL, prefix.majorVersion); - } -#else - fprintf (stderr, - "Xlib: client uses different protocol version (%d) than server (%d)!\r\n", - X_PROTOCOL, prefix.majorVersion); -#endif - _XDisconnectDisplay (dpy->trans_conn); - Xfree ((char *)dpy); - return(NULL); - } -#endif /* !USE_XCB */ - -#if USE_XCB - { - const struct xcb_setup_t *xcbsetup = xcb_get_setup(dpy->xcb->connection); - memcpy(&prefix, xcbsetup, sizeof(prefix)); - setuplength = prefix.length << 2; - setup = (char *) xcbsetup; - setup += SIZEOF(xConnSetupPrefix); - u.setup = (xConnSetup *) setup; - } -#else /* !USE_XCB */ - setuplength = prefix.length << 2; - if ( (u.setup = (xConnSetup *) - (setup = Xmalloc ((unsigned) setuplength))) == NULL) { - _XDisconnectDisplay (dpy->trans_conn); - Xfree ((char *)dpy); - return(NULL); - } - _XRead (dpy, (char *)u.setup, setuplength); - -/* - * If the connection was not accepted by the server due to problems, - * give error message to the user.... - */ - if (prefix.success != xTrue) { - /* XXX - printing messages marks a bad programming interface */ - fprintf (stderr, - "Xlib: connection to \"%s\" refused by server\r\nXlib: ", - fullname); - - if (prefix.lengthReason > setuplength) { - fprintf (stderr, "Xlib: Broken initial reply: length of reason > length of packet\r\n"); - }else{ - (void) fwrite (u.failure, (size_t)sizeof(char), - (size_t)prefix.lengthReason, stderr); - (void) fwrite ("\r\n", sizeof(char), 2, stderr); - } - - OutOfMemory(dpy, setup); - return (NULL); - } -#endif /* USE_XCB */ - -/* - * Check if the reply was long enough to get any information out of it. - */ - usedbytes = sz_xConnSetup; - if (setuplength < usedbytes ) { - fprintf (stderr, "Xlib: Broken initial reply: Too short (%ld)\n", setuplength); - OutOfMemory(dpy, setup); - return (NULL); - } - -/* - * We succeeded at authorization, so let us move the data into - * the display structure. - */ - dpy->proto_major_version= prefix.majorVersion; - dpy->proto_minor_version= prefix.minorVersion; - dpy->release = u.setup->release; - dpy->resource_base = u.setup->ridBase; - dpy->resource_mask = u.setup->ridMask; - dpy->min_keycode = u.setup->minKeyCode; - dpy->max_keycode = u.setup->maxKeyCode; - dpy->motion_buffer = u.setup->motionBufferSize; - dpy->nformats = u.setup->numFormats; - dpy->nscreens = u.setup->numRoots; - dpy->byte_order = u.setup->imageByteOrder; - dpy->bitmap_unit = u.setup->bitmapScanlineUnit; - dpy->bitmap_pad = u.setup->bitmapScanlinePad; - dpy->bitmap_bit_order = u.setup->bitmapBitOrder; - dpy->max_request_size = u.setup->maxRequestSize; - mask = dpy->resource_mask; - dpy->resource_shift = 0; - if (!mask) - { - fprintf (stderr, "Xlib: connection to \"%s\" invalid setup\n", - fullname); - OutOfMemory(dpy, setup); - return (NULL); - } - - while (!(mask & 1)) { - dpy->resource_shift++; - mask = mask >> 1; - } - dpy->resource_max = (dpy->resource_mask >> dpy->resource_shift) - 5; -/* - * now extract the vendor string... String must be null terminated, - * padded to multiple of 4 bytes. - */ - /* Check for a sane vendor string length */ - if (u.setup->nbytesVendor > 256) { - OutOfMemory(dpy, setup); - return (NULL); - } - - dpy->vendor = Xmalloc(u.setup->nbytesVendor + 1); - if (dpy->vendor == NULL) { - OutOfMemory(dpy, setup); - return (NULL); - } - vendorlen = u.setup->nbytesVendor; - -/* - * validate setup length - */ - usedbytes += (vendorlen + 3) & ~3; - if (setuplength < usedbytes) { - fprintf (stderr, "Xlib: Broken initial reply: Too short (%ld)\n", setuplength); - OutOfMemory(dpy, setup); - return (NULL); - } - - u.setup = (xConnSetup *) (((char *) u.setup) + sz_xConnSetup); - (void) strncpy(dpy->vendor, u.vendor, vendorlen); - dpy->vendor[vendorlen] = '\0'; - vendorlen = (vendorlen + 3) & ~3; /* round up */ - u.vendor += vendorlen; - -/* - * Now iterate down setup information..... - */ - dpy->pixmap_format = Xcalloc(dpy->nformats, sizeof(ScreenFormat)); - if (dpy->pixmap_format == NULL) { - OutOfMemory (dpy, setup); - return(NULL); - } -/* - * First decode the Z axis Screen format information. - */ - usedbytes += dpy->nformats * sz_xPixmapFormat; - - if (setuplength < usedbytes) { - fprintf (stderr, "Xlib: Broken initial reply: Too short (%ld)\n", setuplength); - OutOfMemory (dpy, setup); - return(NULL); - } - - for (i = 0; i < dpy->nformats; i++) { - register ScreenFormat *fmt = &dpy->pixmap_format[i]; - fmt->depth = u.sf->depth; - fmt->bits_per_pixel = u.sf->bitsPerPixel; - fmt->scanline_pad = u.sf->scanLinePad; - fmt->ext_data = NULL; - u.sf = (xPixmapFormat *) (((char *) u.sf) + sz_xPixmapFormat); - } - -/* - * next the Screen structures. - */ - dpy->screens = Xcalloc(dpy->nscreens, sizeof(Screen)); - if (dpy->screens == NULL) { - OutOfMemory (dpy, setup); - return(NULL); - } - -/* - * Now go deal with each screen structure. - */ - for (i = 0; i < dpy->nscreens; i++) { - register Screen *sp = &dpy->screens[i]; - VisualID root_visualID; - - usedbytes += sz_xWindowRoot; - if (setuplength < usedbytes) { - fprintf (stderr, "Xlib: Broken initial reply: Too short (%ld)\n", setuplength); - OutOfMemory (dpy, setup); - return(NULL); - } - - root_visualID = u.rp->rootVisualID; - sp->display = dpy; - sp->root = u.rp->windowId; - sp->cmap = u.rp->defaultColormap; - sp->white_pixel = u.rp->whitePixel; - sp->black_pixel = u.rp->blackPixel; - sp->root_input_mask = u.rp->currentInputMask; - sp->width = u.rp->pixWidth; - sp->height = u.rp->pixHeight; - sp->mwidth = u.rp->mmWidth; - sp->mheight = u.rp->mmHeight; - sp->min_maps = u.rp->minInstalledMaps; - sp->max_maps = u.rp->maxInstalledMaps; - sp->backing_store= u.rp->backingStore; - sp->save_unders = u.rp->saveUnders; - sp->root_depth = u.rp->rootDepth; - sp->ndepths = u.rp->nDepths; - sp->ext_data = NULL; - u.rp = (xWindowRoot *) (((char *) u.rp) + sz_xWindowRoot); -/* - * lets set up the depth structures. - */ - sp->depths = Xcalloc(sp->ndepths, sizeof(Depth)); - if (sp->depths == NULL) { - OutOfMemory (dpy, setup); - return(NULL); - } - /* - * for all depths on this screen. - */ - for (j = 0; j < sp->ndepths; j++) { - Depth *dp = &sp->depths[j]; - - usedbytes += sz_xDepth; - if (setuplength < usedbytes) { - fprintf (stderr, "Xlib: Broken initial reply: Too short (%ld)\n", setuplength); - OutOfMemory (dpy, setup); - return(NULL); - } - - dp->depth = u.dp->depth; - dp->nvisuals = u.dp->nVisuals; - u.dp = (xDepth *) (((char *) u.dp) + sz_xDepth); - if (dp->nvisuals > 0) { - dp->visuals = Xcalloc(dp->nvisuals, sizeof(Visual)); - if (dp->visuals == NULL) { - OutOfMemory (dpy, setup); - return(NULL); - } - for (k = 0; k < dp->nvisuals; k++) { - register Visual *vp = &dp->visuals[k]; - - usedbytes += sz_xVisualType; - if (setuplength < usedbytes) { - fprintf (stderr, "Xlib: Broken initial reply: Too short (%ld)\n", setuplength); - OutOfMemory (dpy, setup); - return(NULL); - } - - vp->visualid = u.vp->visualID; - vp->class = u.vp->class; - vp->bits_per_rgb= u.vp->bitsPerRGB; - vp->map_entries = u.vp->colormapEntries; - vp->red_mask = u.vp->redMask; - vp->green_mask = u.vp->greenMask; - vp->blue_mask = u.vp->blueMask; - vp->ext_data = NULL; - u.vp = (xVisualType *) (((char *) u.vp) + - sz_xVisualType); - } - if (dp->depth == 32 && getenv ("XLIB_SKIP_ARGB_VISUALS")) - { - Xfree (dp->visuals); - dp->visuals = NULL; - dp->nvisuals = 0; - } - } else { - dp->visuals = (Visual *) NULL; - } - } - sp->root_visual = _XVIDtoVisual(dpy, root_visualID); - } - - if(usedbytes != setuplength){ - /* Sanity check, shouldn't happen. */ - fprintf(stderr, "Xlib: Did not parse entire setup message: " - "parsed: %ld, message: %ld\n", - usedbytes, setuplength); - OutOfMemory(dpy, setup); - return(NULL); - } - -/* - * Now start talking to the server to setup all other information... - */ - -#if !USE_XCB - Xfree (setup); /* all finished with setup information */ -#endif /* !USE_XCB */ - -/* - * Make sure default screen is legal. - */ - if (iscreen >= dpy->nscreens) { - OutOfMemory(dpy, (char *) NULL); - return(NULL); - } - -#if !USE_XCB -/* - * finished calling internal routines, now unlock for external routines - */ - UnlockDisplay(dpy); -#endif /* !USE_XCB */ - -#if USE_XCB -/* - * get availability of large requests - */ - dpy->bigreq_size = xcb_get_maximum_request_length(dpy->xcb->connection); - if(dpy->bigreq_size <= dpy->max_request_size) - dpy->bigreq_size = 0; -#endif /* USE_XCB */ - -/* - * Set up other stuff clients are always going to use. - */ - for (i = 0; i < dpy->nscreens; i++) { - register Screen *sp = &dpy->screens[i]; - XGCValues values; - values.foreground = sp->black_pixel; - values.background = sp->white_pixel; - if ((sp->default_gc = XCreateGC (dpy, sp->root, - GCForeground|GCBackground, - &values)) == NULL) { - OutOfMemory(dpy, (char *) NULL); - return (NULL); - } - } -/* - * call into synchronization routine so that all programs can be - * forced synchronous - */ - (void) XSynchronize(dpy, _Xdebug); - -/* - * get the resource manager database off the root window. - */ - LockDisplay(dpy); - { - xGetPropertyReply reply; - xGetPropertyReq *req; -#if !USE_XCB - _XAsyncHandler async; - _XBigReqState async_state; - xQueryExtensionReq *qreq; - xBigReqEnableReq *breq; - xBigReqEnableReply brep; - - GetReq(QueryExtension, qreq); - async_state.seq = dpy->request; - async_state.opcode = 0; - async.next = dpy->async_handlers; - async.handler = _XBigReqHandler; - async.data = (XPointer)&async_state; - dpy->async_handlers = &async; - qreq->nbytes = bignamelen; - qreq->length += (bignamelen+3)>>2; - Data(dpy, XBigReqExtensionName, bignamelen); -#endif /* !USE_XCB */ - - GetReq (GetProperty, req); - req->window = RootWindow(dpy, 0); - req->property = XA_RESOURCE_MANAGER; - req->type = XA_STRING; - req->delete = False; - req->longOffset = 0; - req->longLength = 100000000L; - - if (_XReply (dpy, (xReply *) &reply, 0, xFalse)) { - if (reply.format == 8 && reply.propertyType == XA_STRING && - (reply.nItems + 1 > 0) && - (reply.nItems <= req->longLength * 4) && - (dpy->xdefaults = Xmalloc (reply.nItems + 1))) { - _XReadPad (dpy, dpy->xdefaults, reply.nItems); - dpy->xdefaults[reply.nItems] = '\0'; - } - else if (reply.propertyType != None) - _XEatDataWords(dpy, reply.length); - } -#if !USE_XCB - DeqAsyncHandler(dpy, &async); - if (async_state.opcode) { - GetReq(BigReqEnable, breq); - breq->reqType = async_state.opcode; - breq->brReqType = X_BigReqEnable; - if (_XReply(dpy, (xReply *)&brep, 0, xFalse)) - dpy->bigreq_size = brep.max_request_size; - } -#endif /* !USE_XCB */ - } - UnlockDisplay(dpy); - -#ifdef MOTIFBC - { - extern Display *_XHeadOfDisplayList; - _XHeadOfDisplayList = dpy; - } -#endif -#ifdef XKB - XkbUseExtension(dpy,NULL,NULL); -#endif -/* - * and return successfully - */ -#if defined(NX_TRANS_SOCKET) && defined(NX_TRANS_TEST) - fprintf(stderr, "XOpenDisplay: Returning display at [%p].\n", dpy); -#endif - return(dpy); -} - -#if !USE_XCB -static Bool -_XBigReqHandler( - register Display *dpy, - register xReply *rep, - char *buf, - int len, - XPointer data) -{ - _XBigReqState *state; - xQueryExtensionReply replbuf; - xQueryExtensionReply *repl; - - state = (_XBigReqState *)data; - if (dpy->last_request_read != state->seq) - return False; - if (rep->generic.type == X_Error) - return True; - repl = (xQueryExtensionReply *) - _XGetAsyncReply(dpy, (char *)&replbuf, rep, buf, len, - (SIZEOF(xQueryExtensionReply) - SIZEOF(xReply)) >> 2, - True); - if (repl->present) - state->opcode = repl->major_opcode; - return True; -} -#endif /* !USE_XCB */ - - -/* XFreeDisplayStructure frees all the storage associated with a - * Display. It is used by XOpenDisplay if it runs out of memory, - * and also by XCloseDisplay. It needs to check whether all pointers - * are non-NULL before dereferencing them, since it may be called - * by XOpenDisplay before the Display structure is fully formed. - * XOpenDisplay must be sure to initialize all the pointers to NULL - * before the first possible call on this. - */ - -void _XFreeDisplayStructure(Display *dpy) -{ - /* move all cookies in the EQ to the jar, then free them. */ - if (dpy->qfree) { - _XQEvent *qelt = dpy->qfree; - while (qelt) { - if (_XIsEventCookie(dpy, &qelt->event)) - _XStoreEventCookie(dpy, &qelt->event); - qelt = qelt->next; - } - } - if (dpy->cookiejar) - _XFreeEventCookies(dpy); - while (dpy->ext_procs) { - _XExtension *ext = dpy->ext_procs; - dpy->ext_procs = ext->next; - Xfree (ext->name); - Xfree (ext); - } - if (dpy->im_filters) - (*dpy->free_funcs->im_filters)(dpy); - if (dpy->cms.clientCmaps) - (*dpy->free_funcs->clientCmaps)(dpy); - if (dpy->cms.defaultCCCs) - (*dpy->free_funcs->defaultCCCs)(dpy); - if (dpy->cms.perVisualIntensityMaps) - (*dpy->free_funcs->intensityMaps)(dpy); - if (dpy->atoms) - (*dpy->free_funcs->atoms)(dpy); - if (dpy->modifiermap) - (*dpy->free_funcs->modifiermap)(dpy->modifiermap); - if (dpy->key_bindings) - (*dpy->free_funcs->key_bindings)(dpy); - if (dpy->context_db) - (*dpy->free_funcs->context_db)(dpy); - if (dpy->xkb_info) - (*dpy->free_funcs->xkb)(dpy); - - /* if RM database was allocated by XGetDefault() free it */ - if (dpy->db && (dpy->flags & XlibDisplayDfltRMDB)) - XrmDestroyDatabase(dpy->db); - - if (dpy->screens) { - register int i; - - for (i = 0; i < dpy->nscreens; i++) { - Screen *sp = &dpy->screens[i]; - - if (sp->depths) { - register int j; - - for (j = 0; j < sp->ndepths; j++) { - Depth *dp = &sp->depths[j]; - - if (dp->visuals) { - register int k; - - for (k = 0; k < dp->nvisuals; k++) - _XFreeExtData (dp->visuals[k].ext_data); - Xfree (dp->visuals); - } - } - - Xfree (sp->depths); - } - - _XFreeExtData (sp->ext_data); - } - - Xfree (dpy->screens); - } - - if (dpy->pixmap_format) { - register int i; - - for (i = 0; i < dpy->nformats; i++) - _XFreeExtData (dpy->pixmap_format[i].ext_data); - Xfree (dpy->pixmap_format); - } - - free(dpy->display_name); - - Xfree (dpy->vendor); - Xfree (dpy->buffer); - Xfree (dpy->keysyms); - Xfree (dpy->xdefaults); - Xfree (dpy->error_vec); - - _XFreeExtData (dpy->ext_data); - - Xfree (dpy->free_funcs); - Xfree (dpy->scratch_buffer); - FreeDisplayLock(dpy); - - if (dpy->qfree) { - register _XQEvent *qelt = dpy->qfree; - - while (qelt) { - register _XQEvent *qnxt = qelt->next; - Xfree (qelt); - qelt = qnxt; - } - } - while (dpy->im_fd_info) { - struct _XConnectionInfo *conni = dpy->im_fd_info; - dpy->im_fd_info = conni->next; - Xfree (conni->watch_data); - Xfree (conni); - } - if (dpy->conn_watchers) { - struct _XConnWatchInfo *watcher = dpy->conn_watchers; - dpy->conn_watchers = watcher->next; - Xfree (watcher); - } - - Xfree (dpy->filedes); - -#if USE_XCB - _XFreeX11XCBStructure(dpy); -#endif /* USE_XCB */ - - Xfree (dpy); -} - -/* OutOfMemory is called if malloc fails. XOpenDisplay returns NULL - after this returns. */ - -static void OutOfMemory(Display *dpy, char *setup) -{ -#if USE_XCB - if(dpy->xcb->connection) - xcb_disconnect(dpy->xcb->connection); -#else /* !USE_XCB */ - _XDisconnectDisplay (dpy->trans_conn); -#endif /* USE_XCB */ - _XFreeDisplayStructure (dpy); -#if !USE_XCB - if (setup) Xfree (setup); -#endif /* !USE_XCB */ -} |