ciolib.c 44.8 KB
Newer Older
1
/* $Id: ciolib.c,v 1.204 2020/07/18 18:15:28 rswindell Exp $ */
deuce's avatar
deuce committed
2
3
4
5
6

/****************************************************************************
 * @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"

53
#if defined(WITH_SDL)
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;
deuce's avatar
deuce committed
83
CIOLIBEXPORT int ciolib_reaper=TRUE;
84
CIOLIBEXPORT char *ciolib_appname=NULL;
85
86
CIOLIBEXPORT int ciolib_initial_window_height = -1;
CIOLIBEXPORT int ciolib_initial_window_width = -1;
87
88
static int initialized=0;

89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
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
104
CIOLIBEXPORT int	CIOLIBCALL ciolib_cprintf(const char *fmat, ...);
105
106
107
108
109
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);
110
CIOLIBEXPORT int CIOLIBCALL ciolib_puttext(int a,int b,int c,int d,void *e);
111
CIOLIBEXPORT int CIOLIBCALL ciolib_vmem_puttext(int a,int b,int c,int d,struct vmem_cell *e);
112
CIOLIBEXPORT int CIOLIBCALL ciolib_gettext(int a,int b,int c,int d,void *e);
113
CIOLIBEXPORT int CIOLIBCALL ciolib_vmem_gettext(int a,int b,int c,int d,struct vmem_cell *e);
114
115
116
117
118
119
120
121
122
123
124
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);
125
CIOLIBEXPORT int CIOLIBCALL ciolib_get_window_info(int *width, int *height, int *xpos, int *ypos);
126
127
CIOLIBEXPORT void CIOLIBCALL ciolib_setscaling(int new_value);
CIOLIBEXPORT int CIOLIBCALL ciolib_getscaling(void);
128
CIOLIBEXPORT int CIOLIBCALL ciolib_setpalette(uint32_t entry, uint16_t r, uint16_t g, uint16_t b);
129
CIOLIBEXPORT int CIOLIBCALL ciolib_attr2palette(uint8_t attr, uint32_t *fg, uint32_t *bg);
deuce's avatar
deuce committed
130
CIOLIBEXPORT int CIOLIBCALL ciolib_setpixel(uint32_t x, uint32_t y, uint32_t colour);
131
CIOLIBEXPORT struct ciolib_pixels * CIOLIBCALL ciolib_getpixels(uint32_t sx, uint32_t sy, uint32_t ex, uint32_t ey, int force);
deuce's avatar
deuce committed
132
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
133
134
135
136
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);
137
CIOLIBEXPORT void CIOLIBCALL ciolib_setcolour(uint32_t fg, uint32_t bg);
138
CIOLIBEXPORT int CIOLIBCALL ciolib_get_modepalette(uint32_t p[16]);
deuce's avatar
deuce committed
139
CIOLIBEXPORT int CIOLIBCALL ciolib_set_modepalette(uint32_t p[16]);
140
141
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
142
143
CIOLIBEXPORT void CIOLIBCALL ciolib_setwinsize(int width, int height);
CIOLIBEXPORT void CIOLIBCALL ciolib_setwinposition(int x, int y);
144
CIOLIBEXPORT enum ciolib_codepage CIOLIBCALL ciolib_getcodepage(void);
145

146
#if defined(WITH_SDL)
147
148
149
int sdl_video_initialized = 0;
#endif

150
#define CIOLIB_INIT()		{ if(initialized != 1) initciolib(CIOLIB_MODE_AUTO); }
151

152
#if defined(WITH_SDL)
153
static int try_sdl_init(int mode)
154
{
155
	if(!sdl_initciolib(mode)) {
156
		cio_api.mouse=1;
deuce's avatar
deuce committed
157
		cio_api.puttext=bitmap_puttext;
158
159
		cio_api.vmem_puttext=bitmap_vmem_puttext;
		cio_api.vmem_gettext=bitmap_vmem_gettext;
deuce's avatar
deuce committed
160
161
162
163
164
		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;
165
		cio_api.movetext=bitmap_movetext;
166
167
		cio_api.clreol=bitmap_clreol;
		cio_api.clrscr=bitmap_clrscr;
168
169
		cio_api.getcustomcursor=bitmap_getcustomcursor;
		cio_api.setcustomcursor=bitmap_setcustomcursor;
170
171
		cio_api.getvideoflags=bitmap_getvideoflags;
		cio_api.setvideoflags=bitmap_setvideoflags;
deuce's avatar
deuce committed
172

173
174
175
176
177
		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;
178
		cio_api.setname=sdl_setname;
179
		cio_api.seticon=sdl_seticon;
180
		cio_api.settitle=sdl_settitle;
181
182
		cio_api.copytext=sdl_copytext;
		cio_api.getcliptext=sdl_getcliptext;
183
		cio_api.get_window_info=sdl_get_window_info;
deuce's avatar
deuce committed
184
185
		cio_api.setwinsize=sdl_setwinsize;
		cio_api.setwinposition=sdl_setwinposition;
186
		cio_api.setpalette=bitmap_setpalette;
187
		cio_api.attr2palette=bitmap_attr2palette;
deuce's avatar
deuce committed
188
		cio_api.setpixel=bitmap_setpixel;
deuce's avatar
deuce committed
189
190
		cio_api.getpixels=bitmap_getpixels;
		cio_api.setpixels=bitmap_setpixels;
deuce's avatar
deuce committed
191
		cio_api.get_modepalette=bitmap_get_modepalette;
deuce's avatar
deuce committed
192
		cio_api.set_modepalette=bitmap_set_modepalette;
193
		cio_api.map_rgb = bitmap_map_rgb;
194
		cio_api.replace_font = bitmap_replace_font;
195
		cio_api.beep = sdl_beep;
deuce's avatar
deuce committed
196
		cio_api.mousepointer=sdl_mousepointer;
197
198
199
200
201
202
		return(1);
	}
	return(0);
}
#endif

203
204
#ifndef _WIN32
 #ifndef NO_X
205
static int try_x_init(int mode)
206
{
207
#if defined(WITH_SDL)
208
	if (sdl_video_initialized) {
209
		sdl.QuitSubSystem(SDL_INIT_VIDEO);
210
	}
211
212
#endif

deuce's avatar
deuce committed
213
	if(!x_init()) {
214
		cio_api.mode=CIOLIB_MODE_X;
deuce's avatar
deuce committed
215
		cio_api.mouse=1;
deuce's avatar
deuce committed
216
		cio_api.puttext=bitmap_puttext;
217
218
		cio_api.vmem_puttext=bitmap_vmem_puttext;
		cio_api.vmem_gettext=bitmap_vmem_gettext;
deuce's avatar
deuce committed
219
220
221
222
223
		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
224
		cio_api.beep=x_beep;
225
		cio_api.movetext=bitmap_movetext;
226
227
		cio_api.clreol=bitmap_clreol;
		cio_api.clrscr=bitmap_clrscr;
228
229
		cio_api.getcustomcursor=bitmap_getcustomcursor;
		cio_api.setcustomcursor=bitmap_setcustomcursor;
230
231
		cio_api.getvideoflags=bitmap_getvideoflags;
		cio_api.setvideoflags=bitmap_setvideoflags;
232
233

		cio_api.kbhit=x_kbhit;
234
235
		cio_api.getch=x_getch;
		cio_api.textmode=x_textmode;
236
		cio_api.setname=x_setname;
237
		cio_api.settitle=x_settitle;
deuce's avatar
deuce committed
238
239
		cio_api.copytext=x_copytext;
		cio_api.getcliptext=x_getcliptext;
240
		cio_api.get_window_info=x_get_window_info;
241
242
		cio_api.setscaling=x_setscaling;
		cio_api.getscaling=x_getscaling;
deuce's avatar
deuce committed
243
		cio_api.seticon=x_seticon;
244
		cio_api.setpalette=bitmap_setpalette;
245
		cio_api.attr2palette=bitmap_attr2palette;
deuce's avatar
deuce committed
246
		cio_api.setpixel=bitmap_setpixel;
deuce's avatar
deuce committed
247
		cio_api.getpixels=bitmap_getpixels;
deuce's avatar
deuce committed
248
		cio_api.setpixels=bitmap_setpixels;
deuce's avatar
deuce committed
249
		cio_api.get_modepalette=bitmap_get_modepalette;
deuce's avatar
deuce committed
250
		cio_api.set_modepalette=bitmap_set_modepalette;
251
		cio_api.map_rgb = bitmap_map_rgb;
252
		cio_api.replace_font = bitmap_replace_font;
253
		cio_api.mousepointer=x_mousepointer;
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)
263
	if (sdl_video_initialized) {
264
		sdl.QuitSubSystem(SDL_INIT_VIDEO);
265
	}
266
267
#endif

268
	if(curs_initciolib(mode)) {
269
270
271
		if(mode==CIOLIB_MODE_AUTO)
			mode=CIOLIB_MODE_CURSES;
		cio_api.mode=mode;
272
		cio_api.puttext=curs_puttext;
273
274
		cio_api.vmem_puttext=curs_vmem_puttext;
		cio_api.vmem_gettext=curs_vmem_gettext;
275
276
277
278
279
280
		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
		cio_api.setfont = curs_setfont;
		cio_api.getfont = curs_getfont;
		cio_api.setpalette = curs_setpalette;
		cio_api.get_modepalette = curs_get_modepalette;
		cio_api.set_modepalette = curs_set_modepalette;
deuce's avatar
deuce committed
296
		cio_api.attr2palette = curs_attr2palette;
297
298
299
300
301
302
		return(1);
	}
	return(0);
}
#endif

303
static int try_ansi_init(int mode)
304
{
305
#if defined(WITH_SDL)
306
	if (sdl_video_initialized) {
307
		sdl.QuitSubSystem(SDL_INIT_VIDEO);
308
	}
309
310
#endif

311
	if(ansi_initciolib(mode)) {
312
		cio_api.mode=CIOLIB_MODE_ANSI;
deuce's avatar
deuce committed
313
		cio_api.mouse=0;
314
315
316
317
318
319
320
321
		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
322
		cio_api.ESCDELAY=&CIOLIB_ANSI_TIMEOUT;
deuce's avatar
deuce committed
323
		cio_api.beep=ansi_beep;
324
		cio_api.suspend=ansi_suspend;
325
326
327
328
329
330
		return(1);
	}
	return(0);
}

#ifdef _WIN32
331
332
333
#if defined(__BORLANDC__)
        #pragma argsused
#endif
334
static int try_conio_init(int mode)
335
{
336
#if defined(WITH_SDL)
337
	if (sdl_video_initialized) {
338
		sdl.QuitSubSystem(SDL_INIT_VIDEO);
339
	}
340
341
#endif

342
	/* This should test for something or other */
343
	if(win32_initciolib(mode)) {
344
345
346
347
		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
348
		cio_api.mouse=1;
349
350
		cio_api.puttext=win32_puttext;
		cio_api.gettext=win32_gettext;
deuce's avatar
deuce committed
351
		cio_api.kbhit=win32_kbhit;
352
353
		cio_api.gotoxy=win32_gotoxy;
		cio_api.setcursortype=win32_setcursortype;
deuce's avatar
deuce committed
354
		cio_api.getch=win32_getch;
355
		cio_api.textmode=win32_textmode;
deuce's avatar
deuce committed
356
357
		cio_api.showmouse=win32_showmouse;
		cio_api.hidemouse=win32_hidemouse;
358
		cio_api.setname=win32_settitle;
359
		cio_api.settitle=win32_settitle;
deuce's avatar
deuce committed
360
361
		cio_api.copytext=win32_copytext;
		cio_api.getcliptext=win32_getcliptext;
362
363
		cio_api.suspend=win32_suspend;
		cio_api.resume=win32_resume;
364
365
		cio_api.getcustomcursor=win32_getcustomcursor;
		cio_api.setcustomcursor=win32_setcustomcursor;
366
		cio_api.getvideoflags=win32_getvideoflags;
367
		cio_api.setpalette=win32_setpalette;
368
369
370
371
372
373
		return(1);
	}
	return(0);
}
#endif

374
/* Optional */
375
376
CIOLIBEXPORT void CIOLIBCALL suspendciolib(void)
{
377
	ciolib_clrscr();
378
379
380
381
382
	if(cio_api.suspend != NULL)
		cio_api.suspend();
	initialized=-1;
}

383
CIOLIBEXPORT int CIOLIBCALL initciolib(int mode)
384
{
385
386
387
388
	switch(initialized) {
		case 1:
			return(0);
		case -1:
389
			initialized=1;
390
391
			if(cio_api.resume != NULL)
				cio_api.resume();
392
			ciolib_clrscr();
393
394
395
			return(0);
	}

396
397
	memset(&cio_api,0,sizeof(cio_api));

398
	switch(mode) {
399
		case CIOLIB_MODE_AUTO:
400
#if defined(WITH_SDL)
401
			if(!try_sdl_init(CIOLIB_MODE_SDL))
402
#endif
403
#ifdef _WIN32
404
				if(!try_conio_init(mode))
405
#else
406
#ifndef NO_X
407
				if(!try_x_init(mode))
408
#endif
409
					if(!try_curses_init(mode))
410
#endif
411
						try_ansi_init(mode);
412
413
			break;
#ifdef _WIN32
414
		case CIOLIB_MODE_CONIO:
415
		case CIOLIB_MODE_CONIO_FULLSCREEN:
416
			try_conio_init(mode);
417
418
			break;
#else
419
420
		case CIOLIB_MODE_CURSES:
		case CIOLIB_MODE_CURSES_IBM:
deuce's avatar
deuce committed
421
		case CIOLIB_MODE_CURSES_ASCII:
422
423
			try_curses_init(mode);
			break;
424

425
		case CIOLIB_MODE_X:
426
#ifndef NO_X
427
			try_x_init(mode);
428
#endif
429
430
			break;
#endif
431
		case CIOLIB_MODE_ANSI:
432
433
			try_ansi_init(mode);
			break;
434

435
#if defined(WITH_SDL)
436
		case CIOLIB_MODE_SDL:
437
		case CIOLIB_MODE_SDL_FULLSCREEN:
438
439
440
			try_sdl_init(mode);
			break;
#endif
441
	}
442
	if(cio_api.mode==CIOLIB_MODE_AUTO) {
deuce's avatar
deuce committed
443
		fprintf(stderr,"CIOLIB initialization failed!\n");
444
445
446
447
448
449
450
451
		return(-1);
	}

	initialized=1;
	cio_textinfo.winleft=1;
	cio_textinfo.wintop=1;
	cio_textinfo.winright=cio_textinfo.screenwidth;
	cio_textinfo.winbottom=cio_textinfo.screenheight;
452
453

	/* Default C64 is Lt Blue on Dark Blue (As per Every picture ever) */
deuce's avatar
Typo.    
deuce committed
454
	switch(cio_textinfo.currmode) {
455
		case C64_40X25:
456
457
			cio_textinfo.normattr=0x6e;
			break;
458
		case C128_40X25:
459
			cio_textinfo.normattr=0xbd;
460
461
			break;
		default:
deuce's avatar
deuce committed
462
			cio_textinfo.normattr=LIGHTGRAY;
463
			break;
464
	}
465
	ciolib_seticon(syncicon64, SYNCICON64_WIDTH);
466
	ciolib_textattr(cio_textinfo.normattr);
467

deuce's avatar
deuce committed
468
	_beginthread(ciolib_mouse_thread,0,NULL);
469
470
471
	return(0);
}

472
/* **MUST** be implemented */
473
474
475
/*
 * Returns non-zero if a key is hit
 */
476
CIOLIBEXPORT int CIOLIBCALL ciolib_kbhit(void)
477
{
478
	CIOLIB_INIT();
479
480
481
482
483
	if(ungotch)
		return(1);
	return(cio_api.kbhit());
}

484
/* **MUST** be implemented */
485
CIOLIBEXPORT int CIOLIBCALL ciolib_getch(void)
486
487
488
{
	int ch;

489
490
	CIOLIB_INIT();

491
492
493
494
495
496
497
498
	if(ungotch) {
		ch=ungotch;
		ungotch=0;
		return(ch);
	}
	return(cio_api.getch());
}

499
/* Optional */
500
CIOLIBEXPORT int CIOLIBCALL ciolib_getche(void)
501
502
503
{
	int ch;

504
505
	CIOLIB_INIT();

506
507
508
509
510
511
	if(ungotch) {
		ch=ungotch;
		ungotch=0;
		ciolib_putch(ch);
		return(ch);
	}
512
	if(cio_api.getche)
513
514
515
516
		return(cio_api.getche());
	else {
		while(1) {
			ch=ciolib_getch();
517
			if(ch != 0 && ch != 0xe0) {
518
519
520
				ciolib_putch(ch);
				return(ch);
			}
521
522
523
			/* Eat extended chars - except ESC which is an abort */
			if(ciolib_getch()==1)
				return(EOF);
524
525
		}
	}
526
527
}

528
/* Optional */
529
530
531
/*
 * On success, returns ch, on error, returns EOF
 */
532
CIOLIBEXPORT int CIOLIBCALL ciolib_ungetch(int ch)
533
{
534
	CIOLIB_INIT();
535

536
537
	if(ungotch)
		return(EOF);
538
539
	if(cio_api.ungetch)
		return(cio_api.ungetch(ch));
540
541
542
543
	ungotch=ch;
	return(ch);
}

544
/* Optional */
545
546
547
/*
 * Returns non-zero on success
 */
548
CIOLIBEXPORT int CIOLIBCALL ciolib_movetext(int sx, int sy, int ex, int ey, int dx, int dy)
549
550
551
{
	int width;
	int height;
552
	void *buf;
553

554
	CIOLIB_INIT();
555
556

	if(cio_api.movetext != NULL)
deuce's avatar
deuce committed
557
		return(cio_api.movetext(sx, sy, ex, ey, dx, dy));
558

559
560
	width=ex-sx;
	height=ey-sy;
561
562
563
	if (cio_api.vmem_gettext) {
		buf=malloc((width+1)*(height+1)*sizeof(struct vmem_cell));
		if (buf == NULL)
564
			return 0;
565
		if(!ciolib_vmem_gettext(sx,sy,ex,ey,buf))
566
			goto fail;
567
		if(!ciolib_vmem_puttext(dx,dy,dx+width,dy+height,buf))
568
569
570
			goto fail;
	}
	else {
571
572
573
		buf=malloc((width+1)*(height+1)*2);
		if (buf == NULL)
			return 0;
574
575
576
577
578
579
		if(!ciolib_gettext(sx,sy,ex,ey,buf))
			goto fail;
		if(!ciolib_puttext(dx,dy,dx+width,dy+height,buf))
			goto fail;
	}

580
	return(1);
deuce's avatar
deuce committed
581
582
583
584

fail:
	free(buf);
	return 0;
585
586
}

587
/* Optional */
588
589
590
591
/*
 * Returns &str[2]
 * Cannot fail
 */
592
CIOLIBEXPORT char * CIOLIBCALL ciolib_cgets(char *str)
593
594
595
596
597
{
	int	maxlen;
	int len=0;
	int ch;

598
	CIOLIB_INIT();
599

600
601
602
	if(cio_api.cgets)
		return(cio_api.cgets(str));

603
	maxlen=*(unsigned char *)str;
604
	while((ch=ciolib_getch())!='\n' && ch !='\r') {
605
		switch(ch) {
606
607
608
609
			case 0:		/* Skip extended keys */
			case 0xe0:	/* Skip extended keys */
				if(ciolib_getche()==1)
					goto early_return;
610
611
612
				break;
			case '\b':
				if(len==0) {
613
					ciolib_putch(7);
614
615
616
617
618
619
					break;
				}
				ciolib_putch('\b');
				len--;
				break;
			default:
620
				ciolib_putch(ch);
621
622
623
624
				str[(len++)+2]=ch;
				if(len==maxlen) {
					str[len+2]=0;
					*((unsigned char *)(str+1))=(unsigned char)len;
deuce's avatar
deuce committed
625
					ciolib_putch('\r');
626
					ciolib_putch('\n');
627
628
629
630
631
					return(&str[2]);
				}
				break;
		}
	}
deuce's avatar
deuce committed
632
early_return:
633
634
	str[len+2]=0;
	*((unsigned char *)(str+1))=(unsigned char)len;
deuce's avatar
deuce committed
635
	ciolib_putch('\r');
636
	ciolib_putch('\n');
637
	return(&str[2]);
638
639
}

deuce's avatar
deuce committed
640
#if defined(_MSC_VER) && (_MSC_VER < 1800)	/* Use lame vsscanf() implementation */
641
642
643
644
645
646
647
648
649
650
651
/* 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];

652
	/* Do exception handling in case we go too far // */
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
	__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

673
674
/* Can't be overridden */
/* Returns the number of fields converted */
675
CIOLIBEXPORT int CIOLIBCALL ciolib_cscanf (char *format , ...)
676
677
678
679
680
{
	char str[255];
    va_list argptr;
	int ret;

681
	CIOLIB_INIT();
682

683
684
685
686
687
688
689
	str[0]=-1;
	va_start(argptr,format);
	ret=vsscanf(ciolib_cgets(str),format,argptr);
	va_end(argptr);
	return(ret);
}

690
/* Optional */
691
/* So dumb */
692
CIOLIBEXPORT char * CIOLIBCALL ciolib_getpass(const char *prompt)
693
694
695
696
697
{
	static char pass[9];
	int len=0;
	int ch;

698
	CIOLIB_INIT();
699
700
701
702

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

703
	ciolib_cputs((char *)prompt);
deuce's avatar
deuce committed
704
	while((ch=ciolib_getch())!='\n') {
705
		switch(ch) {
706
707
708
709
			case 0:		/* Skip extended keys */
			case 0xe0:	/* Skip extended keys */
				if(ciolib_getch()==1)
					goto early_return;
710
711
712
713
714
				break;
			case '\r':	/* Skip \r (ToDo: Should this be treeated as a \n? */
				break;
			case '\b':
				if(len==0) {
715
					ciolib_putch(7);
716
717
718
719
720
721
					break;
				}
				len--;
				break;
			default:
				if(len==8)
722
					ciolib_putch(7);
723
724
725
726
727
				else
					pass[len++]=ch;
				break;
		}
	}
728
early_return:
729
730
	pass[len]=0;
	return(pass);
731
732
}

733
734
/* TODO: Hackery here... must fix */
/* Optional */
735
CIOLIBEXPORT void CIOLIBCALL ciolib_gettextinfo(struct text_info *info)
736
{
737
738
	CIOLIB_INIT()

deuce's avatar
deuce committed
739
	if(cio_api.gettextinfo)
740
		cio_api.gettextinfo(&cio_textinfo);
741

742
743
	if(info!=&cio_textinfo)
		*info=cio_textinfo;
744
745
}

746
/* Optional */
747
/* Not part of Borland conio? */
748
CIOLIBEXPORT void CIOLIBCALL ciolib_wscroll(void)
749
750
751
{
	int os;

752
	CIOLIB_INIT();
753

754
	if(cio_api.wscroll!=NULL) {
755
756
757
		cio_api.wscroll();
		return;
	}
758
759
	if(!_wscroll)
		return;
760
761
762
763
764
765
766
	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);
767
768
	os=_wscroll;
	_wscroll=0;
769
770
	/* ciolib_cprintf("%*s",ti.winright-ti.winleft+1,""); */
	ciolib_clreol();
771
	_wscroll=os;
772
	ciolib_gotoxy(cio_textinfo.curx,cio_textinfo.cury);
773
774
}

775
/* Optional */
776
/* Cannot fail */
777
CIOLIBEXPORT int CIOLIBCALL ciolib_wherex(void)
778
779
780
{
	int x;

781
	CIOLIB_INIT();
782
783
784
785
786
787
788
789

	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;
790
791
792
	return(x);
}

793
/* Optional */
794
/* Cannot fail */
795
CIOLIBEXPORT int CIOLIBCALL ciolib_wherey(void)
796
797
798
{
	int y;

799
	CIOLIB_INIT();
800
801
802
803
804
805
806
807

	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;
808
809
810
	return(y);
}

811
/* **MUST** be implemented */
812
CIOLIBEXPORT void CIOLIBCALL ciolib_gotoxy(int x, int y)
813
{
814
	CIOLIB_INIT();
815

816
	if(		x < 1
817
			|| x > cio_textinfo.winright-cio_textinfo.winleft+1
818
			|| y < 1
819
			|| y > cio_textinfo.winbottom-cio_textinfo.wintop+1)
820
		return;
821
	cio_api.gotoxy(x,y);
822
823
}

824
/* **MUST** be implemented */
825
CIOLIBEXPORT void CIOLIBCALL ciolib_textmode(int mode)
826
{
827
	CIOLIB_INIT();
828

deuce's avatar
deuce committed
829
	if(mode==LASTMODE) {
830
831
832
833
		cio_api.textmode(lastmode);
		lastmode=cio_textinfo.currmode;
	}
	else {
834
835
		if(mode==64)
			mode=C80X50;
deuce's avatar
deuce committed
836
837
		if(mode==_ORIGMODE)
			mode=C80;
838
839
840
841
842
843
844
		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;
845

deuce's avatar
Typo.    
deuce committed
846
	switch(cio_textinfo.currmode) {
847
		case C64_40X25:
848
849
			cio_textinfo.normattr=0x6e;
			break;
850
		case C128_40X25:
851
			cio_textinfo.normattr=0xbd;
852
853
			break;
		default:
854
855
			cio_textinfo.normattr=LIGHTGRAY;
			break;
856
	}
857
	ciolib_textattr(cio_textinfo.normattr);
858
859
}

860
/* Optional */
861
CIOLIBEXPORT void CIOLIBCALL ciolib_window(int sx, int sy, int ex, int ey)
862
{
863
	CIOLIB_INIT();
864
865
866
867

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

868
869
870
871
872
873
874
875
876
	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
877
			|| ey > cio_textinfo.screenheight) {
878
		return;
879
	}
880
881
882
883
884
885
886
	cio_textinfo.winleft=sx;
	cio_textinfo.wintop=sy;
	cio_textinfo.winright=ex;
	cio_textinfo.winbottom=ey;
	ciolib_gotoxy(1,1);
}

887
/* Optional */
888
CIOLIBEXPORT void CIOLIBCALL ciolib_clreol(void)
889
{
890
	struct vmem_cell *buf;
891
892
	int i;
	int width,height;
893

894
	CIOLIB_INIT();
895

896
897
898
899
	if(cio_api.clreol) {
		cio_api.clreol();
		return;
	}
900

901
	width=cio_textinfo.winright-cio_textinfo.winleft+1-cio_textinfo.curx+1;
902
	height=1;
903
	buf=malloc(width*height*sizeof(*buf));
deuce's avatar
deuce committed
904
905
	if (!buf)
		return;
906
907
908
909
910
911
	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);