ciolib.c 46.8 KB
Newer Older
deuce's avatar
deuce committed
1
2
3
4
5
6
/* $Id$ */

/****************************************************************************
 * @format.tab-size 4		(Plain Text/Source Code File Header)			*
 * @format.use-tabs true	(see http://www.synchro.net/ptsc_hdr.html)		*
 *																			*
7
 * Copyright Rob Swindell - http://www.synchro.net/copyright.html			*
deuce's avatar
deuce committed
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
 *																			*
 * This library is free software; you can redistribute it and/or			*
 * modify it under the terms of the GNU Lesser General Public License		*
 * as published by the Free Software Foundation; either version 2			*
 * of the License, or (at your option) any later version.					*
 * See the GNU Lesser General Public License for more details: lgpl.txt or	*
 * http://www.fsf.org/copyleft/lesser.html									*
 *																			*
 * Anonymous FTP access to the most recent released source is available at	*
 * ftp://vert.synchro.net, ftp://cvs.synchro.net and ftp://ftp.synchro.net	*
 *																			*
 * Anonymous CVS access to the development source and modification history	*
 * is available at cvs.synchro.net:/cvsroot/sbbs, example:					*
 * cvs -d :pserver:anonymous@cvs.synchro.net:/cvsroot/sbbs login			*
 *     (just hit return, no password is necessary)							*
 * cvs -d :pserver:anonymous@cvs.synchro.net:/cvsroot/sbbs checkout src		*
 *																			*
 * For Synchronet coding style and modification guidelines, see				*
 * http://www.synchro.net/source.html										*
 *																			*
 * You are encouraged to submit any modifications (preferably in Unix diff	*
 * format) via e-mail to mods@synchro.net									*
 *																			*
 * Note: If this box doesn't appear square, then you need to fix your tabs.	*
 ****************************************************************************/

34
/* Icon file! */
rswindell's avatar
rswindell committed
35
#ifdef __BORLANDC__
36
#pragma resource "ciolib.res"
		/* DO NOT REMOVE THE EXTRA \r! */
rswindell's avatar
rswindell committed
37
#endif
38

39
#include <stdarg.h>
40
#include <stdlib.h>	/* alloca */
41
#include <stdio.h>
42
43
44
#if defined(_WIN32)
 #include <malloc.h>	/* alloca() on Win32 */
#endif
45

deuce's avatar
deuce committed
46
#include <threadwrap.h>
47
48
#include <genwrap.h>
#include <xpbeep.h>
deuce's avatar
deuce committed
49

50
51
52
#define CIOLIB_NO_MACROS
#include "ciolib.h"

deuce's avatar
deuce committed
53
#if defined(WITH_SDL) || defined(WITH_SDL_AUDIO)
54
 #include "sdl_con.h"
55
 #include "sdlfuncs.h"
56
#endif
deuce's avatar
deuce committed
57
58
59
#ifdef _WIN32
 #include "win32cio.h"
#else
60
61
62
63
64
65
66
 #ifndef NO_X
  #include "x_cio.h"
 #endif
 #include "curs_cio.h"
 #undef getch
#endif

deuce's avatar
deuce committed
67
#include "bitmap_con.h"
68
#include "ansi_cio.h"
69
#include "syncicon64.h"
70

71
CIOLIBEXPORT cioapi_t	cio_api;
72

73
static const int tabs[]={1,9,17,25,33,41,49,57,65,73,81,89,97,105,113,121,129,137,145};
74
static int ungotch;
75
struct text_info cio_textinfo;
76
77
uint32_t ciolib_fg;
uint32_t ciolib_bg;
deuce's avatar
deuce committed
78
static int lastmode=C80;
79
80
81
CIOLIBEXPORT int _wscroll=1;
CIOLIBEXPORT int directvideo=0;
CIOLIBEXPORT int hold_update=0;
82
CIOLIBEXPORT int puttext_can_move=0;
83
CIOLIBEXPORT int ciolib_xlat=0;
deuce's avatar
deuce committed
84
CIOLIBEXPORT int ciolib_reaper=TRUE;
85
CIOLIBEXPORT char *ciolib_appname=NULL;
86
87
static int initialized=0;

88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
CIOLIBEXPORT int CIOLIBCALL ciolib_movetext(int sx, int sy, int ex, int ey, int dx, int dy);
CIOLIBEXPORT char * CIOLIBCALL ciolib_cgets(char *str);
CIOLIBEXPORT int CIOLIBCALL ciolib_cscanf (char *format , ...);
CIOLIBEXPORT int CIOLIBCALL ciolib_kbhit(void);
CIOLIBEXPORT int CIOLIBCALL ciolib_getch(void);
CIOLIBEXPORT int CIOLIBCALL ciolib_getche(void);
CIOLIBEXPORT int CIOLIBCALL ciolib_ungetch(int ch);
CIOLIBEXPORT void CIOLIBCALL ciolib_gettextinfo(struct text_info *info);
CIOLIBEXPORT int CIOLIBCALL ciolib_wherex(void);
CIOLIBEXPORT int CIOLIBCALL ciolib_wherey(void);
CIOLIBEXPORT void CIOLIBCALL ciolib_wscroll(void);
CIOLIBEXPORT void CIOLIBCALL ciolib_gotoxy(int x, int y);
CIOLIBEXPORT void CIOLIBCALL ciolib_clreol(void);
CIOLIBEXPORT void CIOLIBCALL ciolib_clrscr(void);
CIOLIBEXPORT int CIOLIBCALL ciolib_cputs(char *str);
deuce's avatar
deuce committed
103
CIOLIBEXPORT int	CIOLIBCALL ciolib_cprintf(const char *fmat, ...);
104
105
106
107
108
CIOLIBEXPORT void CIOLIBCALL ciolib_textbackground(int colour);
CIOLIBEXPORT void CIOLIBCALL ciolib_textcolor(int colour);
CIOLIBEXPORT void CIOLIBCALL ciolib_highvideo(void);
CIOLIBEXPORT void CIOLIBCALL ciolib_lowvideo(void);
CIOLIBEXPORT void CIOLIBCALL ciolib_normvideo(void);
109
CIOLIBEXPORT int CIOLIBCALL ciolib_puttext(int a,int b,int c,int d,void *e);
110
CIOLIBEXPORT int CIOLIBCALL ciolib_vmem_puttext(int a,int b,int c,int d,struct vmem_cell *e);
111
CIOLIBEXPORT int CIOLIBCALL ciolib_gettext(int a,int b,int c,int d,void *e);
112
CIOLIBEXPORT int CIOLIBCALL ciolib_vmem_gettext(int a,int b,int c,int d,struct vmem_cell *e);
113
114
115
116
117
118
119
120
121
122
123
CIOLIBEXPORT void CIOLIBCALL ciolib_textattr(int a);
CIOLIBEXPORT void CIOLIBCALL ciolib_delay(long a);
CIOLIBEXPORT int CIOLIBCALL ciolib_putch(int a);
CIOLIBEXPORT void CIOLIBCALL ciolib_setcursortype(int a);
CIOLIBEXPORT void CIOLIBCALL ciolib_textmode(int mode);
CIOLIBEXPORT void CIOLIBCALL ciolib_window(int sx, int sy, int ex, int ey);
CIOLIBEXPORT void CIOLIBCALL ciolib_delline(void);
CIOLIBEXPORT void CIOLIBCALL ciolib_insline(void);
CIOLIBEXPORT char * CIOLIBCALL ciolib_getpass(const char *prompt);
CIOLIBEXPORT void CIOLIBCALL ciolib_copytext(const char *text, size_t buflen);
CIOLIBEXPORT char * CIOLIBCALL ciolib_getcliptext(void);
124
CIOLIBEXPORT int CIOLIBCALL ciolib_get_window_info(int *width, int *height, int *xpos, int *ypos);
125
126
CIOLIBEXPORT void CIOLIBCALL ciolib_setscaling(int new_value);
CIOLIBEXPORT int CIOLIBCALL ciolib_getscaling(void);
127
CIOLIBEXPORT int CIOLIBCALL ciolib_setpalette(uint32_t entry, uint16_t r, uint16_t g, uint16_t b);
128
CIOLIBEXPORT int CIOLIBCALL ciolib_attr2palette(uint8_t attr, uint32_t *fg, uint32_t *bg);
deuce's avatar
deuce committed
129
CIOLIBEXPORT int CIOLIBCALL ciolib_setpixel(uint32_t x, uint32_t y, uint32_t colour);
deuce's avatar
deuce committed
130
CIOLIBEXPORT struct ciolib_pixels * CIOLIBCALL ciolib_getpixels(uint32_t sx, uint32_t sy, uint32_t ex, uint32_t ey);
deuce's avatar
deuce committed
131
CIOLIBEXPORT int CIOLIBCALL ciolib_setpixels(uint32_t sx, uint32_t sy, uint32_t ex, uint32_t ey, uint32_t x_off, uint32_t y_off, struct ciolib_pixels *pixels, void *mask);
deuce's avatar
deuce committed
132
133
134
135
CIOLIBEXPORT void CIOLIBCALL ciolib_freepixels(struct ciolib_pixels *pixels);
CIOLIBEXPORT struct ciolib_screen * CIOLIBCALL ciolib_savescreen(void);
CIOLIBEXPORT void CIOLIBCALL ciolib_freescreen(struct ciolib_screen *);
CIOLIBEXPORT int CIOLIBCALL ciolib_restorescreen(struct ciolib_screen *scrn);
136
CIOLIBEXPORT void CIOLIBCALL ciolib_setcolour(uint32_t fg, uint32_t bg);
137
CIOLIBEXPORT int CIOLIBCALL ciolib_get_modepalette(uint32_t p[16]);
deuce's avatar
deuce committed
138
CIOLIBEXPORT int CIOLIBCALL ciolib_set_modepalette(uint32_t p[16]);
139
140
CIOLIBEXPORT void CIOLIBCALL ciolib_set_vmem(struct vmem_cell *cell, uint8_t ch, uint8_t attr, uint8_t font);
CIOLIBEXPORT void CIOLIBCALL ciolib_set_vmem_attr(struct vmem_cell *cell, uint8_t attr);
deuce's avatar
deuce committed
141
142
CIOLIBEXPORT void CIOLIBCALL ciolib_setwinsize(int width, int height);
CIOLIBEXPORT void CIOLIBCALL ciolib_setwinposition(int x, int y);
143

144
145
146
147
#if defined(WITH_SDL) || defined(WITH_SDL_AUDIO)
int sdl_video_initialized = 0;
#endif

148
#define CIOLIB_INIT()		{ if(initialized != 1) initciolib(CIOLIB_MODE_AUTO); }
149

deuce's avatar
deuce committed
150
#if defined(WITH_SDL) || defined(WITH_SDL_AUDIO)
151
static int try_sdl_init(int mode)
152
{
153
	if(!sdl_initciolib(mode)) {
154
		cio_api.mouse=1;
deuce's avatar
deuce committed
155
		cio_api.puttext=bitmap_puttext;
156
157
		cio_api.vmem_puttext=bitmap_vmem_puttext;
		cio_api.vmem_gettext=bitmap_vmem_gettext;
deuce's avatar
deuce committed
158
159
160
161
162
		cio_api.gotoxy=bitmap_gotoxy;
		cio_api.setcursortype=bitmap_setcursortype;
		cio_api.setfont=bitmap_setfont;
		cio_api.getfont=bitmap_getfont;
		cio_api.loadfont=bitmap_loadfont;
163
		cio_api.movetext=bitmap_movetext;
164
165
		cio_api.clreol=bitmap_clreol;
		cio_api.clrscr=bitmap_clrscr;
166
167
		cio_api.getcustomcursor=bitmap_getcustomcursor;
		cio_api.setcustomcursor=bitmap_setcustomcursor;
168
169
		cio_api.getvideoflags=bitmap_getvideoflags;
		cio_api.setvideoflags=bitmap_setvideoflags;
deuce's avatar
deuce committed
170

171
172
173
174
175
		cio_api.kbhit=sdl_kbhit;
		cio_api.getch=sdl_getch;
		cio_api.textmode=sdl_textmode;
		cio_api.showmouse=sdl_showmouse;
		cio_api.hidemouse=sdl_hidemouse;
176
		cio_api.setname=sdl_setname;
177
		cio_api.seticon=sdl_seticon;
178
		cio_api.settitle=sdl_settitle;
179
180
181
182
#ifdef _WIN32
		cio_api.copytext=win32_copytext;
		cio_api.getcliptext=win32_getcliptext;
#else
183
184
		cio_api.copytext=sdl_copytext;
		cio_api.getcliptext=sdl_getcliptext;
185
#endif
186
		cio_api.get_window_info=sdl_get_window_info;
deuce's avatar
deuce committed
187
188
		cio_api.setwinsize=sdl_setwinsize;
		cio_api.setwinposition=sdl_setwinposition;
189
		cio_api.setpalette=bitmap_setpalette;
190
		cio_api.attr2palette=bitmap_attr2palette;
deuce's avatar
deuce committed
191
		cio_api.setpixel=bitmap_setpixel;
deuce's avatar
deuce committed
192
193
		cio_api.getpixels=bitmap_getpixels;
		cio_api.setpixels=bitmap_setpixels;
deuce's avatar
deuce committed
194
		cio_api.get_modepalette=bitmap_get_modepalette;
deuce's avatar
deuce committed
195
		cio_api.set_modepalette=bitmap_set_modepalette;
196
		cio_api.map_rgb = bitmap_map_rgb;
197
		cio_api.replace_font = bitmap_replace_font;
198
199
200
201
202
203
		return(1);
	}
	return(0);
}
#endif

204
205
#ifndef _WIN32
 #ifndef NO_X
206
static int try_x_init(int mode)
207
{
208
#if defined(WITH_SDL) || defined(WITH_SDL_AUDIO)
209
	if (sdl_video_initialized) {
210
		sdl.QuitSubSystem(SDL_INIT_VIDEO);
211
212
		sdl_video_initialized = FALSE;
	}
213
214
#endif

deuce's avatar
deuce committed
215
	if(!x_init()) {
216
		cio_api.mode=CIOLIB_MODE_X;
deuce's avatar
deuce committed
217
		cio_api.mouse=1;
deuce's avatar
deuce committed
218
		cio_api.puttext=bitmap_puttext;
219
220
		cio_api.vmem_puttext=bitmap_vmem_puttext;
		cio_api.vmem_gettext=bitmap_vmem_gettext;
deuce's avatar
deuce committed
221
222
223
224
225
		cio_api.gotoxy=bitmap_gotoxy;
		cio_api.setcursortype=bitmap_setcursortype;
		cio_api.setfont=bitmap_setfont;
		cio_api.getfont=bitmap_getfont;
		cio_api.loadfont=bitmap_loadfont;
deuce's avatar
deuce committed
226
		cio_api.beep=x_beep;
227
		cio_api.movetext=bitmap_movetext;
228
229
		cio_api.clreol=bitmap_clreol;
		cio_api.clrscr=bitmap_clrscr;
230
231
		cio_api.getcustomcursor=bitmap_getcustomcursor;
		cio_api.setcustomcursor=bitmap_setcustomcursor;
232
233
		cio_api.getvideoflags=bitmap_getvideoflags;
		cio_api.setvideoflags=bitmap_setvideoflags;
234
235

		cio_api.kbhit=x_kbhit;
236
237
		cio_api.getch=x_getch;
		cio_api.textmode=x_textmode;
238
		cio_api.setname=x_setname;
239
		cio_api.settitle=x_settitle;
deuce's avatar
deuce committed
240
241
		cio_api.copytext=x_copytext;
		cio_api.getcliptext=x_getcliptext;
242
		cio_api.get_window_info=x_get_window_info;
243
244
		cio_api.setscaling=x_setscaling;
		cio_api.getscaling=x_getscaling;
245
		cio_api.setpalette=bitmap_setpalette;
246
		cio_api.attr2palette=bitmap_attr2palette;
deuce's avatar
deuce committed
247
		cio_api.setpixel=bitmap_setpixel;
deuce's avatar
deuce committed
248
		cio_api.getpixels=bitmap_getpixels;
deuce's avatar
deuce committed
249
		cio_api.setpixels=bitmap_setpixels;
deuce's avatar
deuce committed
250
		cio_api.get_modepalette=bitmap_get_modepalette;
deuce's avatar
deuce committed
251
		cio_api.set_modepalette=bitmap_set_modepalette;
252
		cio_api.map_rgb = bitmap_map_rgb;
253
		cio_api.replace_font = bitmap_replace_font;
254
255
256
257
258
259
		return(1);
	}
	return(0);
}
 #endif

260
static int try_curses_init(int mode)
261
{
262
#if defined(WITH_SDL) || defined(WITH_SDL_AUDIO)
263
	if (sdl_video_initialized) {
264
		sdl.QuitSubSystem(SDL_INIT_VIDEO);
265
266
		sdl_video_initialized = FALSE;
	}
267
268
#endif

269
	if(curs_initciolib(mode)) {
270
271
272
		if(mode==CIOLIB_MODE_AUTO)
			mode=CIOLIB_MODE_CURSES;
		cio_api.mode=mode;
273
274
275
276
277
278
279
280
		cio_api.puttext=curs_puttext;
		cio_api.gettext=curs_gettext;
		cio_api.textattr=curs_textattr;
		cio_api.kbhit=curs_kbhit;
		cio_api.gotoxy=curs_gotoxy;
		cio_api.setcursortype=curs_setcursortype;
		cio_api.getch=curs_getch;
		cio_api.textmode=curs_textmode;
deuce's avatar
deuce committed
281
282
		cio_api.showmouse=curs_showmouse;
		cio_api.hidemouse=curs_hidemouse;
283
284
		cio_api.suspend=curs_suspend;
		cio_api.resume=curs_resume;
285
		cio_api.beep=curs_beep;
286
287
		cio_api.setvideoflags=curs_setvideoflags;
		cio_api.getvideoflags=curs_getvideoflags;
288
#if defined(NCURSES_VERSION_MAJOR) || defined (__NetBSD__)
289
290
		cio_api.ESCDELAY=&ESCDELAY;
#endif
291
292
293
294
295
296
		return(1);
	}
	return(0);
}
#endif

297
static int try_ansi_init(int mode)
298
{
299
#if defined(WITH_SDL) || defined(WITH_SDL_AUDIO)
300
	if (sdl_video_initialized) {
301
		sdl.QuitSubSystem(SDL_INIT_VIDEO);
302
303
		sdl_video_initialized = FALSE;
	}
304
305
#endif

306
	if(ansi_initciolib(mode)) {
307
		cio_api.mode=CIOLIB_MODE_ANSI;
deuce's avatar
deuce committed
308
		cio_api.mouse=0;
309
310
311
312
313
314
315
316
		cio_api.puttext=ansi_puttext;
		cio_api.gettext=ansi_gettext;
		cio_api.textattr=ansi_textattr;
		cio_api.kbhit=ansi_kbhit;
		cio_api.gotoxy=ansi_gotoxy;
		cio_api.setcursortype=ansi_setcursortype;
		cio_api.getch=ansi_getch;
		cio_api.textmode=ansi_textmode;
deuce's avatar
deuce committed
317
		cio_api.ESCDELAY=&CIOLIB_ANSI_TIMEOUT;
deuce's avatar
deuce committed
318
		cio_api.beep=ansi_beep;
319
320
321
322
323
324
		return(1);
	}
	return(0);
}

#ifdef _WIN32
325
326
327
#if defined(__BORLANDC__)
        #pragma argsused
#endif
328
static int try_conio_init(int mode)
329
{
330
#if defined(WITH_SDL) || defined(WITH_SDL_AUDIO)
331
	if (sdl_video_initialized) {
332
		sdl.QuitSubSystem(SDL_INIT_VIDEO);
333
334
		sdl_video_initialized = FALSE;
	}
335
336
#endif

337
	/* This should test for something or other */
338
	if(win32_initciolib(mode)) {
339
340
341
342
		if(mode==CIOLIB_MODE_AUTO)
			cio_api.mode=CIOLIB_MODE_CONIO;
		else
			cio_api.mode=mode;	/* CIOLIB_MODE_CONIO or CIOLIB_MODE_CONIO_FULLSCREEN */
deuce's avatar
deuce committed
343
		cio_api.mouse=1;
344
345
		cio_api.puttext=win32_puttext;
		cio_api.gettext=win32_gettext;
deuce's avatar
deuce committed
346
		cio_api.kbhit=win32_kbhit;
347
348
		cio_api.gotoxy=win32_gotoxy;
		cio_api.setcursortype=win32_setcursortype;
deuce's avatar
deuce committed
349
		cio_api.getch=win32_getch;
350
		cio_api.textmode=win32_textmode;
deuce's avatar
deuce committed
351
352
		cio_api.showmouse=win32_showmouse;
		cio_api.hidemouse=win32_hidemouse;
353
		cio_api.setname=win32_settitle;
354
		cio_api.settitle=win32_settitle;
deuce's avatar
deuce committed
355
356
		cio_api.copytext=win32_copytext;
		cio_api.getcliptext=win32_getcliptext;
357
358
		cio_api.suspend=win32_suspend;
		cio_api.resume=win32_resume;
359
360
		cio_api.getcustomcursor=win32_getcustomcursor;
		cio_api.setcustomcursor=win32_setcustomcursor;
361
		cio_api.getvideoflags=win32_getvideoflags;
362
		cio_api.setpalette=win32_setpalette;
363
364
365
366
367
368
		return(1);
	}
	return(0);
}
#endif

369
/* Optional */
370
371
CIOLIBEXPORT void CIOLIBCALL suspendciolib(void)
{
372
	ciolib_clrscr();
373
374
375
376
377
	if(cio_api.suspend != NULL)
		cio_api.suspend();
	initialized=-1;
}

378
CIOLIBEXPORT int CIOLIBCALL initciolib(int mode)
379
{
380
381
382
383
	switch(initialized) {
		case 1:
			return(0);
		case -1:
384
			initialized=1;
385
386
			if(cio_api.resume != NULL)
				cio_api.resume();
387
			ciolib_clrscr();
388
389
390
			return(0);
	}

391
392
	memset(&cio_api,0,sizeof(cio_api));

393
	switch(mode) {
394
		case CIOLIB_MODE_AUTO:
deuce's avatar
deuce committed
395
#if defined(WITH_SDL) || defined(WITH_SDL_AUDIO)
396
			if(!try_sdl_init(CIOLIB_MODE_SDL))
397
#endif
398
#ifdef _WIN32
399
				if(!try_conio_init(mode))
400
#else
401
#ifndef NO_X
402
				if(!try_x_init(mode))
403
#endif
404
					if(!try_curses_init(mode))
405
#endif
406
						try_ansi_init(mode);
407
408
			break;
#ifdef _WIN32
409
		case CIOLIB_MODE_CONIO:
410
		case CIOLIB_MODE_CONIO_FULLSCREEN:
411
			try_conio_init(mode);
412
413
			break;
#else
414
415
		case CIOLIB_MODE_CURSES:
		case CIOLIB_MODE_CURSES_IBM:
deuce's avatar
deuce committed
416
		case CIOLIB_MODE_CURSES_ASCII:
417
418
			try_curses_init(mode);
			break;
419

420
		case CIOLIB_MODE_X:
421
#ifndef NO_X
422
			try_x_init(mode);
423
#endif
424
425
			break;
#endif
426
		case CIOLIB_MODE_ANSI:
427
428
			try_ansi_init(mode);
			break;
429

deuce's avatar
deuce committed
430
#if defined(WITH_SDL) || defined(WITH_SDL_AUDIO)
431
		case CIOLIB_MODE_SDL:
432
		case CIOLIB_MODE_SDL_FULLSCREEN:
433
434
435
			try_sdl_init(mode);
			break;
#endif
436
	}
437
	if(cio_api.mode==CIOLIB_MODE_AUTO) {
deuce's avatar
deuce committed
438
		fprintf(stderr,"CIOLIB initialization failed!\n");
439
440
441
442
443
444
445
446
		return(-1);
	}

	initialized=1;
	cio_textinfo.winleft=1;
	cio_textinfo.wintop=1;
	cio_textinfo.winright=cio_textinfo.screenwidth;
	cio_textinfo.winbottom=cio_textinfo.screenheight;
447
448

	/* Default C64 is Lt Blue on Dark Blue (As per Every picture ever) */
deuce's avatar
Typo.    
deuce committed
449
	switch(cio_textinfo.currmode) {
450
		case C64_40X25:
451
452
			cio_textinfo.normattr=0x6e;
			break;
453
		case C128_40X25:
454
			cio_textinfo.normattr=0xbd;
455
456
			break;
		default:
deuce's avatar
deuce committed
457
			cio_textinfo.normattr=LIGHTGRAY;
458
			break;
459
	}
460
	ciolib_seticon(syncicon64, SYNCICON64_WIDTH);
461
	ciolib_textattr(cio_textinfo.normattr);
462

deuce's avatar
deuce committed
463
	_beginthread(ciolib_mouse_thread,0,NULL);
464
465
466
	return(0);
}

467
/* **MUST** be implemented */
468
469
470
/*
 * Returns non-zero if a key is hit
 */
471
CIOLIBEXPORT int CIOLIBCALL ciolib_kbhit(void)
472
{
473
	CIOLIB_INIT();
474
475
476
477
478
	if(ungotch)
		return(1);
	return(cio_api.kbhit());
}

479
/* **MUST** be implemented */
480
CIOLIBEXPORT int CIOLIBCALL ciolib_getch(void)
481
482
483
{
	int ch;

484
485
	CIOLIB_INIT();

486
487
488
489
490
491
492
493
	if(ungotch) {
		ch=ungotch;
		ungotch=0;
		return(ch);
	}
	return(cio_api.getch());
}

494
/* Optional */
495
CIOLIBEXPORT int CIOLIBCALL ciolib_getche(void)
496
497
498
{
	int ch;

499
500
	CIOLIB_INIT();

501
502
503
504
505
506
	if(ungotch) {
		ch=ungotch;
		ungotch=0;
		ciolib_putch(ch);
		return(ch);
	}
507
	if(cio_api.getche)
508
509
510
511
		return(cio_api.getche());
	else {
		while(1) {
			ch=ciolib_getch();
512
			if(ch != 0 && ch != 0xe0) {
513
514
515
				ciolib_putch(ch);
				return(ch);
			}
516
517
518
			/* Eat extended chars - except ESC which is an abort */
			if(ciolib_getch()==1)
				return(EOF);
519
520
		}
	}
521
522
}

523
/* Optional */
524
525
526
/*
 * On success, returns ch, on error, returns EOF
 */
527
CIOLIBEXPORT int CIOLIBCALL ciolib_ungetch(int ch)
528
{
529
	CIOLIB_INIT();
530

531
532
	if(ungotch)
		return(EOF);
533
534
	if(cio_api.ungetch)
		return(cio_api.ungetch(ch));
535
536
537
538
	ungotch=ch;
	return(ch);
}

539
/* Optional */
540
541
542
/*
 * Returns non-zero on success
 */
543
CIOLIBEXPORT int CIOLIBCALL ciolib_movetext(int sx, int sy, int ex, int ey, int dx, int dy)
544
545
546
{
	int width;
	int height;
547
	void *buf;
548

549
	CIOLIB_INIT();
550
551

	if(cio_api.movetext != NULL)
deuce's avatar
deuce committed
552
		return(cio_api.movetext(sx, sy, ex, ey, dx, dy));
553

554
555
	width=ex-sx;
	height=ey-sy;
556
557
558
	if (cio_api.vmem_gettext) {
		buf=malloc((width+1)*(height+1)*sizeof(struct vmem_cell));
		if (buf == NULL)
559
			return 0;
560
		if(!ciolib_vmem_gettext(sx,sy,ex,ey,buf))
561
			goto fail;
562
		if(!ciolib_vmem_puttext(dx,dy,dx+width,dy+height,buf))
563
564
565
			goto fail;
	}
	else {
566
567
568
		buf=malloc((width+1)*(height+1)*2);
		if (buf == NULL)
			return 0;
569
570
571
572
573
574
		if(!ciolib_gettext(sx,sy,ex,ey,buf))
			goto fail;
		if(!ciolib_puttext(dx,dy,dx+width,dy+height,buf))
			goto fail;
	}

575
	return(1);
deuce's avatar
deuce committed
576
577
578
579

fail:
	free(buf);
	return 0;
580
581
}

582
/* Optional */
583
584
585
586
/*
 * Returns &str[2]
 * Cannot fail
 */
587
CIOLIBEXPORT char * CIOLIBCALL ciolib_cgets(char *str)
588
589
590
591
592
{
	int	maxlen;
	int len=0;
	int ch;

593
	CIOLIB_INIT();
594

595
596
597
	if(cio_api.cgets)
		return(cio_api.cgets(str));

598
	maxlen=*(unsigned char *)str;
599
	while((ch=ciolib_getch())!='\n' && ch !='\r') {
600
		switch(ch) {
601
602
603
604
			case 0:		/* Skip extended keys */
			case 0xe0:	/* Skip extended keys */
				if(ciolib_getche()==1)
					goto early_return;
605
606
607
				break;
			case '\b':
				if(len==0) {
608
					ciolib_putch(7);
609
610
611
612
613
614
					break;
				}
				ciolib_putch('\b');
				len--;
				break;
			default:
615
				ciolib_putch(ch);
616
617
618
619
				str[(len++)+2]=ch;
				if(len==maxlen) {
					str[len+2]=0;
					*((unsigned char *)(str+1))=(unsigned char)len;
deuce's avatar
deuce committed
620
					ciolib_putch('\r');
621
					ciolib_putch('\n');
622
623
624
625
626
					return(&str[2]);
				}
				break;
		}
	}
deuce's avatar
deuce committed
627
early_return:
628
629
	str[len+2]=0;
	*((unsigned char *)(str+1))=(unsigned char)len;
deuce's avatar
deuce committed
630
	ciolib_putch('\r');
631
	ciolib_putch('\n');
632
	return(&str[2]);
633
634
}

deuce's avatar
deuce committed
635
#if defined(_MSC_VER) && (_MSC_VER < 1800)	/* Use lame vsscanf() implementation */
636
637
638
639
640
641
642
643
644
645
646
/* This is a way to do _vsscanf without using fancy stack tricks or using the
 * "_input" method provided by Microsoft, which is no longer exported as of .NET.
 * The function has a limit of 25 arguments (or less if you run out of stack space),
 *  but how many arguments do you need?
 */
/* From "krabsheva" - http://www.codeguru.com/Cpp/Cpp/string/comments.php/c5631/?thread=1051 */
int vsscanf( const char *buffer, const char *format, va_list arg_ptr )
{
	int i, ret;
	void *arg_arr[25];

647
	/* Do exception handling in case we go too far // */
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
	__try
	{
		for ( i = 0; i < 25; i++ )
			arg_arr[i] = va_arg( arg_ptr, void * );
	}
	__except( EXCEPTION_EXECUTE_HANDLER )
	{
	}

	/* This is lame, but the extra arguments won't be used by sscanf */
	ret = sscanf( buffer, format, arg_arr[0], arg_arr[1], arg_arr[2], arg_arr[3],
		arg_arr[4], arg_arr[5], arg_arr[6], arg_arr[7], arg_arr[8], arg_arr[9],
		arg_arr[10], arg_arr[11], arg_arr[12], arg_arr[13], arg_arr[14],
		arg_arr[15], arg_arr[16], arg_arr[17], arg_arr[18], arg_arr[19],
		arg_arr[20], arg_arr[21], arg_arr[22], arg_arr[23], arg_arr[24] );

	return ret;
}
#endif

668
669
/* Can't be overridden */
/* Returns the number of fields converted */
670
CIOLIBEXPORT int CIOLIBCALL ciolib_cscanf (char *format , ...)
671
672
673
674
675
{
	char str[255];
    va_list argptr;
	int ret;

676
	CIOLIB_INIT();
677

678
679
680
681
682
683
684
	str[0]=-1;
	va_start(argptr,format);
	ret=vsscanf(ciolib_cgets(str),format,argptr);
	va_end(argptr);
	return(ret);
}

685
/* Optional */
686
/* So dumb */
687
CIOLIBEXPORT char * CIOLIBCALL ciolib_getpass(const char *prompt)
688
689
690
691
692
{
	static char pass[9];
	int len=0;
	int ch;

693
	CIOLIB_INIT();
694
695
696
697

	if(cio_api.getpass)
		return(cio_api.getpass(prompt));

698
	ciolib_cputs((char *)prompt);
deuce's avatar
deuce committed
699
	while((ch=ciolib_getch())!='\n') {
700
		switch(ch) {
701
702
703
704
			case 0:		/* Skip extended keys */
			case 0xe0:	/* Skip extended keys */
				if(ciolib_getch()==1)
					goto early_return;
705
706
707
708
709
				break;
			case '\r':	/* Skip \r (ToDo: Should this be treeated as a \n? */
				break;
			case '\b':
				if(len==0) {
710
					ciolib_putch(7);
711
712
713
714
715
716
					break;
				}
				len--;
				break;
			default:
				if(len==8)
717
					ciolib_putch(7);
718
719
720
721
722
				else
					pass[len++]=ch;
				break;
		}
	}
723
early_return:
724
725
	pass[len]=0;
	return(pass);
726
727
}

728
729
/* TODO: Hackery here... must fix */
/* Optional */
730
CIOLIBEXPORT void CIOLIBCALL ciolib_gettextinfo(struct text_info *info)
731
{
732
733
	CIOLIB_INIT()

deuce's avatar
deuce committed
734
	if(cio_api.gettextinfo)
735
		cio_api.gettextinfo(&cio_textinfo);
736

737
738
	if(info!=&cio_textinfo)
		*info=cio_textinfo;
739
740
}

741
/* Optional */
742
/* Not part of Borland conio? */
743
CIOLIBEXPORT void CIOLIBCALL ciolib_wscroll(void)
744
745
746
{
	int os;

747
	CIOLIB_INIT();
748

749
	if(cio_api.wscroll!=NULL) {
750
751
752
		cio_api.wscroll();
		return;
	}
753
754
	if(!_wscroll)
		return;
755
756
757
758
759
760
761
	ciolib_movetext(cio_textinfo.winleft
			,cio_textinfo.wintop+1
			,cio_textinfo.winright
			,cio_textinfo.winbottom
			,cio_textinfo.winleft
			,cio_textinfo.wintop);
	ciolib_gotoxy(1,cio_textinfo.winbottom-cio_textinfo.wintop+1);
762
763
	os=_wscroll;
	_wscroll=0;
764
765
	/* ciolib_cprintf("%*s",ti.winright-ti.winleft+1,""); */
	ciolib_clreol();
766
	_wscroll=os;
767
	ciolib_gotoxy(cio_textinfo.curx,cio_textinfo.cury);
768
769
}

770
/* Optional */
771
/* Cannot fail */
772
CIOLIBEXPORT int CIOLIBCALL ciolib_wherex(void)
773
774
775
{
	int x;

776
	CIOLIB_INIT();
777
778
779
780
781
782
783
784

	if(cio_api.wherex) {
		/* TODO: This is old hackery... beware */
		x=cio_api.wherex();
		x=x-cio_textinfo.winleft+1;
	}
	else
		x=cio_textinfo.curx;
785
786
787
	return(x);
}

788
/* Optional */
789
/* Cannot fail */
790
CIOLIBEXPORT int CIOLIBCALL ciolib_wherey(void)
791
792
793
{
	int y;

794
	CIOLIB_INIT();
795
796
797
798
799
800
801
802

	if(cio_api.wherey) {
		/* TODO: This is old hackery... beware */
		y=cio_api.wherey();
		y=y-cio_textinfo.wintop+1;
	}
	else
		y=cio_textinfo.cury;
803
804
805
	return(y);
}

806
/* **MUST** be implemented */
807
CIOLIBEXPORT void CIOLIBCALL ciolib_gotoxy(int x, int y)
808
{
809
	CIOLIB_INIT();
810

811
	if(		x < 1
812
			|| x > cio_textinfo.winright-cio_textinfo.winleft+1
813
			|| y < 1
814
			|| y > cio_textinfo.winbottom-cio_textinfo.wintop+1)
815
		return;
816
	cio_api.gotoxy(x,y);
817
818
}

819
/* **MUST** be implemented */
820
CIOLIBEXPORT void CIOLIBCALL ciolib_textmode(int mode)
821
{
822
	CIOLIB_INIT();
823

deuce's avatar
deuce committed
824
	if(mode==LASTMODE) {
825
826
827
828
		cio_api.textmode(lastmode);
		lastmode=cio_textinfo.currmode;
	}
	else {
829
830
		if(mode==64)
			mode=C80X50;
deuce's avatar
deuce committed
831
832
		if(mode==_ORIGMODE)
			mode=C80;
833
834
835
836
837
838
839
		lastmode=cio_textinfo.currmode;
		cio_api.textmode(mode);
	}
	cio_textinfo.winleft=1;
	cio_textinfo.wintop=1;
	cio_textinfo.winright=cio_textinfo.screenwidth;
	cio_textinfo.winbottom=cio_textinfo.screenheight;
840

deuce's avatar
Typo.    
deuce committed
841
	switch(cio_textinfo.currmode) {
842
		case C64_40X25:
843
844
			cio_textinfo.normattr=0x6e;
			break;
845
		case C128_40X25:
846
			cio_textinfo.normattr=0xbd;
847
848
			break;
		default:
849
850
			cio_textinfo.normattr=LIGHTGRAY;
			break;
851
	}
852
	ciolib_textattr(cio_textinfo.normattr);
853
854
}

855
/* Optional */
856
CIOLIBEXPORT void CIOLIBCALL ciolib_window(int sx, int sy, int ex, int ey)
857
{
858
	CIOLIB_INIT();
859
860
861
862

	if(cio_api.window)
		cio_api.window(sx,sy,ex,ey);

863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
	if(		   sx < 1
			|| sy < 1
			|| ex < 1
			|| ey < 1
			|| sx > cio_textinfo.screenwidth
			|| sy > cio_textinfo.screenheight
			|| sx > ex
			|| sy > ey
			|| ex > cio_textinfo.screenwidth
			|| ey > cio_textinfo.screenheight)
		return;
	cio_textinfo.winleft=sx;
	cio_textinfo.wintop=sy;
	cio_textinfo.winright=ex;
	cio_textinfo.winbottom=ey;
	ciolib_gotoxy(1,1);
}

881
/* Optional */
882
CIOLIBEXPORT void CIOLIBCALL ciolib_clreol(void)
883
{
884
	struct vmem_cell *buf;
885
886
	int i;
	int width,height;
887

888
	CIOLIB_INIT();
889

890
891
892
893
	if(cio_api.clreol) {
		cio_api.clreol();
		return;
	}
894

895
	width=cio_textinfo.winright-cio_textinfo.winleft+1-cio_textinfo.curx+1;
896
	height=1;
897
	buf=malloc(width*height*sizeof(*buf));
deuce's avatar
deuce committed
898
899
	if (!buf)
		return;
900
901
902
903
904
905
	for(i=0;i<width*height;i++) {
		buf[i].ch = ' ';
		buf[i].legacy_attr = cio_textinfo.attribute;
		buf[i].fg = ciolib_fg;
		buf[i].bg = ciolib_bg;
		buf[i].font = ciolib_attrfont(cio_textinfo.attribute);
906
	}
907
	ciolib_vmem_puttext(
908
909
910
911
			cio_textinfo.curx+cio_textinfo.winleft-1,
			cio_textinfo.cury+cio_textinfo.wintop-1,
			cio_textinfo.winright,
			cio_textinfo.cury+cio_textinfo.wintop-1,
912
			buf);
deuce's avatar
deuce committed
913
	free(buf);
914
915
}

916
/* Optional */
917
CIOLIBEXPORT void CIOLIBCALL ciolib_clrscr(void)
918
{
919
	struct vmem_cell *buf;
920
921
	int i;
	int width,height;
922
	int old_ptcm=puttext_can_move;