ephyrinit.c revision 6747b715 
1/*
2 * Xephyr - A kdrive X server thats runs in a host X window.
3 *          Authored by Matthew Allum <mallum@o-hand.com>
4 *
5 * Copyright � 2004 Nokia
6 *
7 * Permission to use, copy, modify, distribute, and sell this software and its
8 * documentation for any purpose is hereby granted without fee, provided that
9 * the above copyright notice appear in all copies and that both that
10 * copyright notice and this permission notice appear in supporting
11 * documentation, and that the name of Nokia not be used in
12 * advertising or publicity pertaining to distribution of the software without
13 * specific, written prior permission. Nokia makes no
14 * representations about the suitability of this software for any purpose.  It
15 * is provided "as is" without express or implied warranty.
16 *
17 * NOKIA DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
18 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
19 * EVENT SHALL NOKIA BE LIABLE FOR ANY SPECIAL, INDIRECT OR
20 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
21 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
22 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
23 * PERFORMANCE OF THIS SOFTWARE.
24 */
25
26#ifdef HAVE_CONFIG_H
27#include <kdrive-config.h>
28#endif
29#include "ephyr.h"
30#include "ephyrlog.h"
31
32extern Window EphyrPreExistingHostWin;
33extern Bool   EphyrWantGrayScale;
34extern Bool   kdHasPointer;
35extern Bool   kdHasKbd;
36
37#ifdef GLXEXT
38extern Bool   ephyrNoDRI;
39extern Bool noGlxVisualInit;
40#endif
41extern Bool   ephyrNoXV;
42
43#ifdef KDRIVE_EVDEV
44extern KdPointerDriver	LinuxEvdevMouseDriver;
45extern KdKeyboardDriver LinuxEvdevKeyboardDriver;
46#endif
47
48void processScreenArg (char *screen_size, char *parent_id) ;
49
50void
51InitCard (char *name)
52{
53    EPHYR_DBG("mark");
54    KdCardInfoAdd (&ephyrFuncs, 0);
55}
56
57void
58InitOutput (ScreenInfo *pScreenInfo, int argc, char **argv)
59{
60  KdInitOutput (pScreenInfo, argc, argv);
61}
62
63void
64InitInput (int argc, char **argv)
65{
66  KdKeyboardInfo *ki;
67  KdPointerInfo *pi;
68
69  KdAddKeyboardDriver(&EphyrKeyboardDriver);
70#ifdef KDRIVE_EVDEV
71  KdAddKeyboardDriver(&LinuxEvdevKeyboardDriver);
72#endif
73  KdAddPointerDriver(&EphyrMouseDriver);
74#ifdef KDRIVE_EVDEV
75  KdAddPointerDriver(&LinuxEvdevMouseDriver);
76#endif
77
78  if (!kdHasKbd) {
79    ki = KdNewKeyboard();
80    if (!ki)
81      FatalError("Couldn't create Xephyr keyboard\n");
82    ki->driver = &EphyrKeyboardDriver;
83    KdAddKeyboard(ki);
84  }
85
86  if (!kdHasPointer) {
87    pi = KdNewPointer();
88    if (!pi)
89      FatalError("Couldn't create Xephyr pointer\n");
90    pi->driver = &EphyrMouseDriver;
91    KdAddPointer(pi);
92  }
93
94  KdInitInput();
95}
96
97void
98CloseInput (void)
99{
100}
101
102#ifdef DDXBEFORERESET
103void
104ddxBeforeReset (void)
105{
106}
107#endif
108
109void
110ddxUseMsg (void)
111{
112  KdUseMsg();
113
114  ErrorF("\nXephyr Option Usage:\n");
115  ErrorF("-parent <XID>        Use existing window as Xephyr root win\n");
116  ErrorF("-host-cursor         Re-use exisiting X host server cursor\n");
117  ErrorF("-fullscreen          Attempt to run Xephyr fullscreen\n");
118  ErrorF("-grayscale           Simulate 8bit grayscale\n");
119  ErrorF("-fakexa              Simulate acceleration using software rendering\n");
120  ErrorF("-verbosity <level>   Set log verbosity level\n");
121#ifdef GLXEXT
122  ErrorF("-nodri               do not use DRI\n");
123#endif
124  ErrorF("-noxv                do not use XV\n");
125  ErrorF("-name [name]         define the name in the WM_CLASS property\n");
126  ErrorF("-title [title]       set the window title in the WM_NAME property\n");
127  ErrorF("\n");
128
129  exit(1);
130}
131
132void
133processScreenArg (char *screen_size, char *parent_id)
134{
135  KdCardInfo   *card;
136
137  InitCard (0);  /*Put each screen on a separate card*/
138  card = KdCardInfoLast ();
139
140  if (card)
141    {
142      KdScreenInfo *screen;
143      unsigned long p_id = 0;
144
145      screen = KdScreenInfoAdd (card);
146      KdParseScreen (screen, screen_size);
147
148      if (parent_id)
149        {
150          p_id = strtol (parent_id, NULL, 0);
151        }
152      EPHYR_DBG ("screen number:%d\n", screen->mynum) ;
153      hostx_add_screen (screen, p_id, screen->mynum);
154    }
155  else
156    {
157      ErrorF("No matching card found!\n");
158    }
159}
160
161int
162ddxProcessArgument (int argc, char **argv, int i)
163{
164  static char* parent = NULL;
165  EPHYR_DBG("mark argv[%d]='%s'", i, argv[i] );
166
167  if (i == 1)
168    {
169      hostx_use_resname(basename(argv[0]), 0);
170    }
171
172  if (!strcmp (argv[i], "-parent"))
173    {
174      if(i+1 < argc)
175	{
176	  int j;
177	  /* If parent is specified and a screen argument follows, don't do
178           * anything, let the -screen handling init the rest */
179	  for (j = i; j < argc; j++)
180	    {
181	      if (!strcmp(argv[j], "-screen"))
182		{
183		  parent = argv[i + 1];
184		  return 2;
185		}
186	    }
187
188	  processScreenArg ("100x100", argv[i+1]);
189	  return 2;
190	}
191
192      UseMsg();
193      exit(1);
194    }
195  else if (!strcmp (argv[i], "-screen"))
196    {
197      if ((i+1) < argc)
198	{
199	  processScreenArg (argv[i+1], parent);
200	  parent = NULL;
201	  return 2;
202	}
203
204      UseMsg();
205      exit(1);
206    }
207  else if (!strcmp (argv[i], "-host-cursor"))
208    {
209      hostx_use_host_cursor();
210      return 1;
211    }
212  else if (!strcmp (argv[i], "-fullscreen"))
213    {
214      hostx_use_fullscreen();
215      return 1;
216    }
217  else if (!strcmp (argv[i], "-grayscale"))
218    {
219      EphyrWantGrayScale = 1;
220      return 1;
221    }
222  else if (!strcmp (argv[i], "-fakexa"))
223    {
224      ephyrFuncs.initAccel = ephyrDrawInit;
225      ephyrFuncs.enableAccel = ephyrDrawEnable;
226      ephyrFuncs.disableAccel = ephyrDrawDisable;
227      ephyrFuncs.finiAccel = ephyrDrawFini;
228      return 1;
229    }
230  else if (!strcmp (argv[i], "-verbosity"))
231    {
232      if(i+1 < argc && argv[i+1][0] != '-')
233	{
234	  int verbosity=atoi (argv[i+1]) ;
235	  LogSetParameter (XLOG_VERBOSITY, verbosity) ;
236	  EPHYR_LOG ("set verbosiry to %d\n", verbosity) ;
237	  return 2 ;
238	}
239      else
240	{
241	  UseMsg() ;
242	  exit(1) ;
243	}
244    }
245#ifdef GLXEXT
246  else if (!strcmp (argv[i], "-nodri"))
247   {
248       noGlxVisualInit = FALSE ;
249       ephyrNoDRI = TRUE ;
250       EPHYR_LOG ("no direct rendering enabled\n") ;
251       return 1 ;
252   }
253#endif
254  else if (!strcmp (argv[i], "-noxv"))
255   {
256       ephyrNoXV = TRUE ;
257       EPHYR_LOG ("no XVideo enabled\n") ;
258       return 1 ;
259   }
260  else if (!strcmp (argv[i], "-name"))
261   {
262       if (i+1 < argc && argv[i+1][0] != '-')
263         {
264           hostx_use_resname(argv[i+1], 1);
265           return 2;
266         }
267       else
268         {
269           UseMsg();
270           return 0;
271         }
272   }
273  else if (!strcmp (argv[i], "-title"))
274   {
275       if (i+1 < argc && argv[i+1][0] != '-')
276         {
277           hostx_set_title(argv[i+1]);
278           return 2;
279         }
280       else
281         {
282           UseMsg();
283           return 0;
284         }
285   }
286  else if (argv[i][0] == ':')
287    {
288      hostx_set_display_name(argv[i]);
289    }
290  /* Xnest compatibility */
291  else if (!strcmp(argv[i], "-display"))
292  {
293      hostx_set_display_name(argv[i+1]);
294      return 2;
295  }
296  else if (!strcmp(argv[i], "-sync") ||
297	   !strcmp(argv[i], "-full") ||
298	   !strcmp(argv[i], "-sss") ||
299	   !strcmp(argv[i], "-install"))
300  {
301      return 1;
302  }
303  else if (!strcmp(argv[i], "-bw") ||
304	   !strcmp(argv[i], "-class") ||
305	   !strcmp(argv[i], "-geometry") ||
306	   !strcmp(argv[i], "-scrns"))
307  {
308      return 2;
309  }
310  /* end Xnest compat */
311
312  return KdProcessArgument (argc, argv, i);
313}
314
315void
316OsVendorInit (void)
317{
318  EPHYR_DBG("mark");
319
320  if (hostx_want_host_cursor())
321    {
322      ephyrFuncs.initCursor   = &ephyrCursorInit;
323      ephyrFuncs.enableCursor = &ephyrCursorEnable;
324    }
325
326  KdOsInit (&EphyrOsFuncs);
327}
328
329/* 'Fake' cursor stuff, could be improved */
330
331static Bool
332ephyrRealizeCursor(DeviceIntPtr pDev, ScreenPtr pScreen, CursorPtr pCursor)
333{
334  return TRUE;
335}
336
337static Bool
338ephyrUnrealizeCursor(DeviceIntPtr pDev, ScreenPtr pScreen, CursorPtr pCursor)
339{
340  return TRUE;
341}
342
343static void
344ephyrSetCursor(DeviceIntPtr pDev, ScreenPtr pScreen, CursorPtr pCursor, int x, int y)
345{
346  ;
347}
348
349static void
350ephyrMoveCursor(DeviceIntPtr pDev, ScreenPtr pScreen, int x, int y)
351{
352  ;
353}
354
355static Bool
356ephyrDeviceCursorInitialize(DeviceIntPtr pDev, ScreenPtr pScreen)
357{
358  return TRUE;
359}
360
361miPointerSpriteFuncRec EphyrPointerSpriteFuncs = {
362	ephyrRealizeCursor,
363	ephyrUnrealizeCursor,
364	ephyrSetCursor,
365	ephyrMoveCursor,
366	ephyrDeviceCursorInitialize,
367	NULL
368};
369
370
371Bool
372ephyrCursorInit(ScreenPtr pScreen)
373{
374  miPointerInitialize(pScreen,
375		      &EphyrPointerSpriteFuncs,
376		      &ephyrPointerScreenFuncs,
377		      FALSE);
378
379  return TRUE;
380}
381
382void
383ephyrCursorEnable(ScreenPtr pScreen)
384{
385  ;
386}
387
388KdCardFuncs ephyrFuncs = {
389    ephyrCardInit,	    /* cardinit */
390    ephyrScreenInit,	    /* scrinit */
391    ephyrInitScreen,	    /* initScreen */
392    ephyrFinishInitScreen,  /* finishInitScreen */
393    ephyrCreateResources,   /* createRes */
394    ephyrPreserve,	    /* preserve */
395    ephyrEnable,	    /* enable */
396    ephyrDPMS,		    /* dpms */
397    ephyrDisable,	    /* disable */
398    ephyrRestore,	    /* restore */
399    ephyrScreenFini,	    /* scrfini */
400    ephyrCardFini,	    /* cardfini */
401
402    0,			    /* initCursor */
403    0,			    /* enableCursor */
404    0,			    /* disableCursor */
405    0,			    /* finiCursor */
406    0,			    /* recolorCursor */
407
408    0,			    /* initAccel */
409    0,			    /* enableAccel */
410    0,			    /* disableAccel */
411    0,			    /* finiAccel */
412
413    ephyrGetColors,/* getColors */
414    ephyrPutColors,	    /* putColors */
415};
416