aboutsummaryrefslogtreecommitdiffstats
path: root/distrib/sdl-1.2.12/src/video/wscons/SDL_wsconsevents.c
blob: 8a4d0546ee7d967c93d435fbe4ceb3e8dc3b8b00 (plain)
1
2
3
4
5
6
7
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
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
/*
    SDL - Simple DirectMedia Layer
    Copyright (C) 1997-2006 Sam Lantinga

    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 2.1 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

    Sam Lantinga
    slouken@libsdl.org
*/
#include "SDL_config.h"

#include <sys/types.h>
#include <dev/wscons/wsdisplay_usl_io.h>
#include <sys/ioctl.h>
#include <fcntl.h>    
#include <unistd.h>  
#include <termios.h>
#include <errno.h> 
#include <string.h>

#include "SDL.h"
#include "../../events/SDL_sysevents.h"
#include "../../events/SDL_events_c.h"
#include "SDL_wsconsvideo.h"
#include "SDL_wsconsevents_c.h"

static int posted = 0;

int WSCONS_InitKeyboard(_THIS)
{
  struct termios tty;

  if (ioctl(private->fd, WSKBDIO_GTYPE, &private->kbdType) == -1) {
    WSCONS_ReportError("cannot get keyboard type: %s", strerror(errno));
    return -1;
  }

  if (tcgetattr(private->fd, &private->saved_tty) == -1) {
    WSCONS_ReportError("cannot get terminal attributes: %s", strerror(errno));
    return -1;
  }
  private->did_save_tty = 1;
  tty = private->saved_tty;
  tty.c_iflag = IGNPAR | IGNBRK;
  tty.c_oflag = 0;
  tty.c_cflag = CREAD | CS8;
  tty.c_lflag = 0;
  tty.c_cc[VTIME] = 0;
  tty.c_cc[VMIN] = 1;
  cfsetispeed(&tty, 9600);
  cfsetospeed(&tty, 9600);
  if (tcsetattr(private->fd, TCSANOW, &tty) < 0) {
    WSCONS_ReportError("cannot set terminal attributes: %s", strerror(errno));
    return -1;
  }
  if (ioctl(private->fd, KDSKBMODE, K_RAW) == -1) {
    WSCONS_ReportError("cannot set raw keyboard mode: %s", strerror(errno));
    return -1;
  }

  return 0;
}

void WSCONS_ReleaseKeyboard(_THIS)
{
  if (private->fd != -1) {
    if (ioctl(private->fd, KDSKBMODE, K_XLATE) == -1) {
      WSCONS_ReportError("cannot restore keyboard to translated mode: %s",
			 strerror(errno));
    }
    if (private->did_save_tty) {
      if (tcsetattr(private->fd, TCSANOW, &private->saved_tty) < 0) {
	WSCONS_ReportError("cannot restore keynoard attributes: %s",
			   strerror(errno));
      }
    }
  }
}

static void updateMouse()
{
}

static SDLKey keymap[128];

static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym)
{
  keysym->scancode = scancode;
  keysym->sym = SDLK_UNKNOWN;
  keysym->mod = KMOD_NONE;

  if (scancode < SDL_arraysize(keymap))
    keysym->sym = keymap[scancode];

  if (keysym->sym == SDLK_UNKNOWN)
    printf("Unknown mapping for scancode %d\n", scancode);

  return keysym;
}

static void updateKeyboard(_THIS)
{
  unsigned char buf[100];
  SDL_keysym keysym;
  int n, i;

  if ((n = read(private->fd, buf, sizeof(buf))) > 0) {
    for (i = 0; i < n; i++) {
      unsigned char c = buf[i] & 0x7f;
      if (c == 224) // special key prefix -- what should we do with it?
	continue;
      posted += SDL_PrivateKeyboard((buf[i] & 0x80) ? SDL_RELEASED : SDL_PRESSED,
				    TranslateKey(c, &keysym));
    }
  }
}

void WSCONS_PumpEvents(_THIS)
{
  do {
    posted = 0;
    updateMouse();
    updateKeyboard(this);
  } while (posted);
}

void WSCONS_InitOSKeymap(_THIS)
{
  int i;

  /* Make sure unknown keys are mapped correctly */
  for (i=0; i < SDL_arraysize(keymap); i++) {
    keymap[i] = SDLK_UNKNOWN;
  }

  switch (private->kbdType) {
#ifdef WSKBD_TYPE_ZAURUS
  case WSKBD_TYPE_ZAURUS:
    /* top row */
    keymap[2] = SDLK_1;
    keymap[3] = SDLK_2;
    keymap[4] = SDLK_3;
    keymap[5] = SDLK_4;
    keymap[6] = SDLK_5;
    keymap[7] = SDLK_6;
    keymap[8] = SDLK_7;
    keymap[9] = SDLK_8;
    keymap[10] = SDLK_9;
    keymap[11] = SDLK_0;
    keymap[14] = SDLK_BACKSPACE;
    
    /* second row */
    keymap[16] = SDLK_q;
    keymap[17] = SDLK_w;
    keymap[18] = SDLK_e;
    keymap[19] = SDLK_r;
    keymap[20] = SDLK_t;
    keymap[21] = SDLK_y;
    keymap[22] = SDLK_u;
    keymap[23] = SDLK_i;
    keymap[24] = SDLK_o;
    keymap[25] = SDLK_p;

    /* third row */
    keymap[15] = SDLK_TAB;
    keymap[30] = SDLK_a;
    keymap[31] = SDLK_s;
    keymap[32] = SDLK_d;
    keymap[33] = SDLK_f;
    keymap[34] = SDLK_g;
    keymap[35] = SDLK_h;
    keymap[36] = SDLK_j;
    keymap[37] = SDLK_k;
    keymap[38] = SDLK_l;

    /* fourth row */
    keymap[42] = SDLK_LSHIFT;
    keymap[44] = SDLK_z;
    keymap[45] = SDLK_x;
    keymap[46] = SDLK_c;
    keymap[47] = SDLK_v;
    keymap[48] = SDLK_b;
    keymap[49] = SDLK_n;
    keymap[50] = SDLK_m;
    keymap[54] = SDLK_RSHIFT;
    keymap[28] = SDLK_RETURN;

    /* fifth row */
    keymap[56] = SDLK_LALT;
    keymap[29] = SDLK_LCTRL;
    /* keymap[56] = ; */
    keymap[0] = SDLK_LSUPER;
    keymap[12] = SDLK_MINUS;
    keymap[57] = SDLK_SPACE;
    keymap[51] = SDLK_COMMA;
    keymap[52] = SDLK_PERIOD;

    /* misc */
    keymap[59] = SDLK_F1;
    keymap[60] = SDLK_F2;
    keymap[61] = SDLK_F3;
    keymap[62] = SDLK_F4;
    keymap[63] = SDLK_F5;
    keymap[1] = SDLK_ESCAPE;
    /* keymap[28] = SDLK_KP_ENTER; */
    keymap[72] = SDLK_UP;
    keymap[75] = SDLK_LEFT;
    keymap[77] = SDLK_RIGHT;
    keymap[80] = SDLK_DOWN;
    break;
#endif /* WSKBD_TYPE_ZAURUS */

  default:
    WSCONS_ReportError("Unable to map keys for keyboard type %u", 
		       private->kbdType);
    break;
  }
}

/* end of SDL_wsconsevents.c ... */