Mercurial > sdl-ios-xcode
annotate src/video/fbcon/SDL_fbevents.c @ 1778:e28233f37f8c
Fixed detection of current vt when not running as root.
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Mon, 08 May 2006 05:17:10 +0000 |
| parents | ed39aa7383ea |
| children | 7a36f01acf71 |
| rev | line source |
|---|---|
| 0 | 1 /* |
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2 SDL - Simple DirectMedia Layer |
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3 Copyright (C) 1997-2006 Sam Lantinga |
| 0 | 4 |
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5 This library is free software; you can redistribute it and/or |
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6 modify it under the terms of the GNU Lesser General Public |
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7 License as published by the Free Software Foundation; either |
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8 version 2.1 of the License, or (at your option) any later version. |
| 0 | 9 |
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10 This library is distributed in the hope that it will be useful, |
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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13 Lesser General Public License for more details. |
| 0 | 14 |
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15 You should have received a copy of the GNU Lesser General Public |
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16 License along with this library; if not, write to the Free Software |
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 0 | 18 |
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19 Sam Lantinga |
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20 slouken@libsdl.org |
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21 */ |
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22 #include "SDL_config.h" |
| 0 | 23 |
| 24 /* Handle the event stream, converting console events into SDL events */ | |
| 25 | |
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26 #include <stdio.h> |
| 0 | 27 #include <sys/types.h> |
| 28 #include <sys/time.h> | |
| 29 #include <sys/ioctl.h> | |
| 30 #include <unistd.h> | |
| 31 #include <fcntl.h> | |
| 32 #include <errno.h> | |
| 33 #include <limits.h> | |
| 34 | |
| 35 /* For parsing /proc */ | |
| 36 #include <dirent.h> | |
| 37 #include <ctype.h> | |
| 38 | |
| 39 #include <linux/vt.h> | |
| 40 #include <linux/kd.h> | |
| 41 #include <linux/keyboard.h> | |
| 42 | |
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43 #include "SDL_timer.h" |
| 0 | 44 #include "SDL_mutex.h" |
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45 #include "../SDL_sysvideo.h" |
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46 #include "../../events/SDL_sysevents.h" |
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47 #include "../../events/SDL_events_c.h" |
| 0 | 48 #include "SDL_fbvideo.h" |
| 49 #include "SDL_fbevents_c.h" | |
| 50 #include "SDL_fbkeys.h" | |
| 51 | |
| 52 #include "SDL_fbelo.h" | |
| 53 | |
| 54 #ifndef GPM_NODE_FIFO | |
| 55 #define GPM_NODE_FIFO "/dev/gpmdata" | |
| 56 #endif | |
| 57 | |
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Fixed detection of current vt when not running as root.
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58 /*#define DEBUG_KEYBOARD*/ |
| 1772 | 59 /*#define DEBUG_MOUSE*/ |
| 0 | 60 |
| 61 /* The translation tables from a console scancode to a SDL keysym */ | |
| 62 #define NUM_VGAKEYMAPS (1<<KG_CAPSSHIFT) | |
| 63 static Uint16 vga_keymap[NUM_VGAKEYMAPS][NR_KEYS]; | |
| 64 static SDLKey keymap[128]; | |
| 65 static Uint16 keymap_temp[128]; /* only used at startup */ | |
| 66 static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym); | |
| 67 | |
| 68 /* Ugh, we have to duplicate the kernel's keysym mapping code... | |
| 69 Oh, it's not so bad. :-) | |
| 70 | |
| 71 FIXME: Add keyboard LED handling code | |
| 72 */ | |
| 73 static void FB_vgainitkeymaps(int fd) | |
| 74 { | |
| 75 struct kbentry entry; | |
| 76 int map, i; | |
| 77 | |
| 78 /* Don't do anything if we are passed a closed keyboard */ | |
| 79 if ( fd < 0 ) { | |
| 80 return; | |
| 81 } | |
| 82 | |
| 83 /* Load all the keysym mappings */ | |
| 84 for ( map=0; map<NUM_VGAKEYMAPS; ++map ) { | |
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85 SDL_memset(vga_keymap[map], 0, NR_KEYS*sizeof(Uint16)); |
| 0 | 86 for ( i=0; i<NR_KEYS; ++i ) { |
| 87 entry.kb_table = map; | |
| 88 entry.kb_index = i; | |
| 89 if ( ioctl(fd, KDGKBENT, &entry) == 0 ) { | |
| 90 /* fill keytemp. This replaces SDL_fbkeys.h */ | |
| 91 if ( (map == 0) && (i<128) ) { | |
| 92 keymap_temp[i] = entry.kb_value; | |
| 93 } | |
| 94 /* The "Enter" key is a special case */ | |
| 95 if ( entry.kb_value == K_ENTER ) { | |
| 96 entry.kb_value = K(KT_ASCII,13); | |
| 97 } | |
| 98 /* Handle numpad specially as well */ | |
| 99 if ( KTYP(entry.kb_value) == KT_PAD ) { | |
| 100 switch ( entry.kb_value ) { | |
| 101 case K_P0: | |
| 102 case K_P1: | |
| 103 case K_P2: | |
| 104 case K_P3: | |
| 105 case K_P4: | |
| 106 case K_P5: | |
| 107 case K_P6: | |
| 108 case K_P7: | |
| 109 case K_P8: | |
| 110 case K_P9: | |
| 111 vga_keymap[map][i]=entry.kb_value; | |
| 112 vga_keymap[map][i]+= '0'; | |
| 113 break; | |
| 114 case K_PPLUS: | |
| 115 vga_keymap[map][i]=K(KT_ASCII,'+'); | |
| 116 break; | |
| 117 case K_PMINUS: | |
| 118 vga_keymap[map][i]=K(KT_ASCII,'-'); | |
| 119 break; | |
| 120 case K_PSTAR: | |
| 121 vga_keymap[map][i]=K(KT_ASCII,'*'); | |
| 122 break; | |
| 123 case K_PSLASH: | |
| 124 vga_keymap[map][i]=K(KT_ASCII,'/'); | |
| 125 break; | |
| 126 case K_PENTER: | |
| 127 vga_keymap[map][i]=K(KT_ASCII,'\r'); | |
| 128 break; | |
| 129 case K_PCOMMA: | |
| 130 vga_keymap[map][i]=K(KT_ASCII,','); | |
| 131 break; | |
| 132 case K_PDOT: | |
| 133 vga_keymap[map][i]=K(KT_ASCII,'.'); | |
| 134 break; | |
| 135 default: | |
| 136 break; | |
| 137 } | |
| 138 } | |
| 139 /* Do the normal key translation */ | |
| 140 if ( (KTYP(entry.kb_value) == KT_LATIN) || | |
| 141 (KTYP(entry.kb_value) == KT_ASCII) || | |
| 142 (KTYP(entry.kb_value) == KT_LETTER) ) { | |
| 143 vga_keymap[map][i] = entry.kb_value; | |
| 144 } | |
| 145 } | |
| 146 } | |
| 147 } | |
| 148 } | |
| 149 | |
| 150 int FB_InGraphicsMode(_THIS) | |
| 151 { | |
| 152 return((keyboard_fd >= 0) && (saved_kbd_mode >= 0)); | |
| 153 } | |
| 154 | |
| 155 int FB_EnterGraphicsMode(_THIS) | |
| 156 { | |
| 157 struct termios keyboard_termios; | |
| 158 | |
| 159 /* Set medium-raw keyboard mode */ | |
| 160 if ( (keyboard_fd >= 0) && !FB_InGraphicsMode(this) ) { | |
| 161 | |
| 162 /* Switch to the correct virtual terminal */ | |
| 163 if ( current_vt > 0 ) { | |
| 164 struct vt_stat vtstate; | |
| 165 | |
| 166 if ( ioctl(keyboard_fd, VT_GETSTATE, &vtstate) == 0 ) { | |
| 167 saved_vt = vtstate.v_active; | |
| 168 } | |
| 169 if ( ioctl(keyboard_fd, VT_ACTIVATE, current_vt) == 0 ) { | |
| 170 ioctl(keyboard_fd, VT_WAITACTIVE, current_vt); | |
| 171 } | |
| 172 } | |
| 173 | |
| 174 /* Set the terminal input mode */ | |
| 175 if ( tcgetattr(keyboard_fd, &saved_kbd_termios) < 0 ) { | |
| 176 SDL_SetError("Unable to get terminal attributes"); | |
| 177 if ( keyboard_fd > 0 ) { | |
| 178 close(keyboard_fd); | |
| 179 } | |
| 180 keyboard_fd = -1; | |
| 181 return(-1); | |
| 182 } | |
| 183 if ( ioctl(keyboard_fd, KDGKBMODE, &saved_kbd_mode) < 0 ) { | |
| 184 SDL_SetError("Unable to get current keyboard mode"); | |
| 185 if ( keyboard_fd > 0 ) { | |
| 186 close(keyboard_fd); | |
| 187 } | |
| 188 keyboard_fd = -1; | |
| 189 return(-1); | |
| 190 } | |
| 191 keyboard_termios = saved_kbd_termios; | |
| 192 keyboard_termios.c_lflag &= ~(ICANON | ECHO | ISIG); | |
| 193 keyboard_termios.c_iflag &= ~(ISTRIP | IGNCR | ICRNL | INLCR | IXOFF | IXON); | |
| 194 keyboard_termios.c_cc[VMIN] = 0; | |
| 195 keyboard_termios.c_cc[VTIME] = 0; | |
| 196 if (tcsetattr(keyboard_fd, TCSAFLUSH, &keyboard_termios) < 0) { | |
| 197 FB_CloseKeyboard(this); | |
| 198 SDL_SetError("Unable to set terminal attributes"); | |
| 199 return(-1); | |
| 200 } | |
| 201 /* This will fail if we aren't root or this isn't our tty */ | |
| 202 if ( ioctl(keyboard_fd, KDSKBMODE, K_MEDIUMRAW) < 0 ) { | |
| 203 FB_CloseKeyboard(this); | |
| 204 SDL_SetError("Unable to set keyboard in raw mode"); | |
| 205 return(-1); | |
| 206 } | |
| 207 if ( ioctl(keyboard_fd, KDSETMODE, KD_GRAPHICS) < 0 ) { | |
| 208 FB_CloseKeyboard(this); | |
| 209 SDL_SetError("Unable to set keyboard in graphics mode"); | |
| 210 return(-1); | |
| 211 } | |
| 212 } | |
| 213 return(keyboard_fd); | |
| 214 } | |
| 215 | |
| 216 void FB_LeaveGraphicsMode(_THIS) | |
| 217 { | |
| 218 if ( FB_InGraphicsMode(this) ) { | |
| 219 ioctl(keyboard_fd, KDSETMODE, KD_TEXT); | |
| 220 ioctl(keyboard_fd, KDSKBMODE, saved_kbd_mode); | |
| 221 tcsetattr(keyboard_fd, TCSAFLUSH, &saved_kbd_termios); | |
| 222 saved_kbd_mode = -1; | |
| 223 | |
| 224 /* Head back over to the original virtual terminal */ | |
| 225 if ( saved_vt > 0 ) { | |
| 226 ioctl(keyboard_fd, VT_ACTIVATE, saved_vt); | |
| 227 } | |
| 228 } | |
| 229 } | |
| 230 | |
| 231 void FB_CloseKeyboard(_THIS) | |
| 232 { | |
| 233 if ( keyboard_fd >= 0 ) { | |
| 234 FB_LeaveGraphicsMode(this); | |
| 235 if ( keyboard_fd > 0 ) { | |
| 236 close(keyboard_fd); | |
| 237 } | |
| 238 } | |
| 239 keyboard_fd = -1; | |
| 240 } | |
| 241 | |
| 242 int FB_OpenKeyboard(_THIS) | |
| 243 { | |
| 244 /* Open only if not already opened */ | |
| 245 if ( keyboard_fd < 0 ) { | |
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246 static const char * const tty0[] = { "/dev/tty0", "/dev/vc/0", NULL }; |
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247 static const char * const vcs[] = { "/dev/vc/%d", "/dev/tty%d", NULL }; |
| 0 | 248 int i, tty0_fd; |
| 249 | |
| 250 /* Try to query for a free virtual terminal */ | |
| 251 tty0_fd = -1; | |
| 252 for ( i=0; tty0[i] && (tty0_fd < 0); ++i ) { | |
| 253 tty0_fd = open(tty0[i], O_WRONLY, 0); | |
| 254 } | |
| 255 if ( tty0_fd < 0 ) { | |
| 256 tty0_fd = dup(0); /* Maybe stdin is a VT? */ | |
| 257 } | |
| 258 ioctl(tty0_fd, VT_OPENQRY, ¤t_vt); | |
| 259 close(tty0_fd); | |
| 260 if ( (geteuid() == 0) && (current_vt > 0) ) { | |
| 261 for ( i=0; vcs[i] && (keyboard_fd < 0); ++i ) { | |
| 262 char vtpath[12]; | |
| 263 | |
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264 SDL_snprintf(vtpath, SDL_arraysize(vtpath), vcs[i], current_vt); |
| 0 | 265 keyboard_fd = open(vtpath, O_RDWR, 0); |
| 266 #ifdef DEBUG_KEYBOARD | |
| 267 fprintf(stderr, "vtpath = %s, fd = %d\n", | |
| 268 vtpath, keyboard_fd); | |
| 269 #endif /* DEBUG_KEYBOARD */ | |
| 270 | |
| 271 /* This needs to be our controlling tty | |
| 272 so that the kernel ioctl() calls work | |
| 273 */ | |
| 274 if ( keyboard_fd >= 0 ) { | |
| 275 tty0_fd = open("/dev/tty", O_RDWR, 0); | |
| 276 if ( tty0_fd >= 0 ) { | |
| 277 ioctl(tty0_fd, TIOCNOTTY, 0); | |
| 278 close(tty0_fd); | |
| 279 } | |
| 280 } | |
| 281 } | |
| 282 } | |
| 283 if ( keyboard_fd < 0 ) { | |
| 284 /* Last resort, maybe our tty is a usable VT */ | |
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285 struct vt_stat vtstate; |
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286 |
| 0 | 287 keyboard_fd = open("/dev/tty", O_RDWR); |
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288 |
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289 if ( ioctl(keyboard_fd, VT_GETSTATE, &vtstate) == 0 ) { |
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290 current_vt = vtstate.v_active; |
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291 } else { |
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292 current_vt = 0; |
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293 } |
| 0 | 294 } |
| 295 #ifdef DEBUG_KEYBOARD | |
| 296 fprintf(stderr, "Current VT: %d\n", current_vt); | |
| 297 #endif | |
| 298 saved_kbd_mode = -1; | |
| 299 | |
| 300 /* Make sure that our input is a console terminal */ | |
| 301 { int dummy; | |
| 302 if ( ioctl(keyboard_fd, KDGKBMODE, &dummy) < 0 ) { | |
| 303 close(keyboard_fd); | |
| 304 keyboard_fd = -1; | |
| 305 SDL_SetError("Unable to open a console terminal"); | |
| 306 } | |
| 307 } | |
| 308 | |
| 309 /* Set up keymap */ | |
| 310 FB_vgainitkeymaps(keyboard_fd); | |
| 311 } | |
| 312 return(keyboard_fd); | |
| 313 } | |
| 314 | |
| 315 static enum { | |
| 316 MOUSE_NONE = -1, | |
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317 MOUSE_MSC, /* Note: GPM uses the MSC protocol */ |
| 0 | 318 MOUSE_PS2, |
| 319 MOUSE_IMPS2, | |
| 320 MOUSE_MS, | |
| 321 MOUSE_BM, | |
| 322 MOUSE_ELO, | |
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323 MOUSE_TSLIB, |
| 0 | 324 NUM_MOUSE_DRVS |
| 325 } mouse_drv = MOUSE_NONE; | |
| 326 | |
| 327 void FB_CloseMouse(_THIS) | |
| 328 { | |
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329 #if SDL_INPUT_TSLIB |
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330 if (ts_dev != NULL) { |
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331 ts_close(ts_dev); |
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332 ts_dev = NULL; |
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333 mouse_fd = -1; |
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334 } |
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335 #endif /* SDL_INPUT_TSLIB */ |
| 0 | 336 if ( mouse_fd > 0 ) { |
| 337 close(mouse_fd); | |
| 338 } | |
| 339 mouse_fd = -1; | |
| 340 } | |
| 341 | |
| 342 /* Returns processes listed in /proc with the desired name */ | |
| 343 static int find_pid(DIR *proc, const char *wanted_name) | |
| 344 { | |
| 345 struct dirent *entry; | |
| 346 int pid; | |
| 347 | |
| 348 /* First scan proc for the gpm process */ | |
| 349 pid = 0; | |
| 350 while ( (pid == 0) && ((entry=readdir(proc)) != NULL) ) { | |
| 351 if ( isdigit(entry->d_name[0]) ) { | |
| 352 FILE *status; | |
| 353 char path[PATH_MAX]; | |
| 354 char name[PATH_MAX]; | |
| 355 | |
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356 SDL_snprintf(path, SDL_arraysize(path), "/proc/%s/status", entry->d_name); |
| 0 | 357 status=fopen(path, "r"); |
| 358 if ( status ) { | |
| 359 name[0] = '\0'; | |
| 360 fscanf(status, "Name: %s", name); | |
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361 if ( SDL_strcmp(name, wanted_name) == 0 ) { |
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362 pid = SDL_atoi(entry->d_name); |
| 0 | 363 } |
| 364 fclose(status); | |
| 365 } | |
| 366 } | |
| 367 } | |
| 368 return pid; | |
| 369 } | |
| 370 | |
| 371 /* Returns true if /dev/gpmdata is being written to by gpm */ | |
| 1772 | 372 static int gpm_available(char *proto, size_t protolen) |
| 0 | 373 { |
| 374 int available; | |
| 375 DIR *proc; | |
| 376 int pid; | |
| 377 int cmdline, len, arglen; | |
| 378 char path[PATH_MAX]; | |
| 379 char args[PATH_MAX], *arg; | |
| 380 | |
| 381 /* Don't bother looking if the fifo isn't there */ | |
| 1772 | 382 #ifdef DEBUG_MOUSE |
| 383 fprintf(stderr,"testing gpm\n"); | |
| 384 #endif | |
| 0 | 385 if ( access(GPM_NODE_FIFO, F_OK) < 0 ) { |
| 386 return(0); | |
| 387 } | |
| 388 | |
| 389 available = 0; | |
| 390 proc = opendir("/proc"); | |
| 391 if ( proc ) { | |
| 1772 | 392 char raw_proto[10] = { '\0' }; |
| 393 char repeat_proto[10] = { '\0' }; | |
| 394 while ( !available && (pid=find_pid(proc, "gpm")) > 0 ) { | |
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395 SDL_snprintf(path, SDL_arraysize(path), "/proc/%d/cmdline", pid); |
| 0 | 396 cmdline = open(path, O_RDONLY, 0); |
| 397 if ( cmdline >= 0 ) { | |
| 398 len = read(cmdline, args, sizeof(args)); | |
| 399 arg = args; | |
| 400 while ( len > 0 ) { | |
| 1772 | 401 arglen = SDL_strlen(arg)+1; |
| 402 #ifdef DEBUG_MOUSE | |
| 403 fprintf(stderr,"gpm arg %s len %d\n",arg,arglen); | |
| 404 #endif | |
| 405 if ( SDL_strcmp(arg, "-t") == 0) { | |
| 406 /* protocol string, keep it for later */ | |
| 407 char *t, *s; | |
| 408 t = arg + arglen; | |
| 409 s = SDL_strchr(t, ' '); | |
| 410 if (s) *s = 0; | |
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411 SDL_strlcpy(raw_proto, t, SDL_arraysize(raw_proto)); |
| 1772 | 412 if (s) *s = ' '; |
| 413 } | |
| 414 if ( SDL_strncmp(arg, "-R", 2) == 0 ) { | |
| 415 char *t, *s; | |
| 0 | 416 available = 1; |
| 1772 | 417 t = arg + 2; |
| 418 s = SDL_strchr(t, ' '); | |
| 419 if (s) *s = 0; | |
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420 SDL_strlcpy(repeat_proto, t, SDL_arraysize(repeat_proto)); |
| 1772 | 421 if (s) *s = ' '; |
| 0 | 422 } |
| 423 len -= arglen; | |
| 424 arg += arglen; | |
| 425 } | |
| 426 close(cmdline); | |
| 427 } | |
| 428 } | |
| 429 closedir(proc); | |
| 1772 | 430 |
| 431 if ( available ) { | |
| 432 if ( SDL_strcmp(repeat_proto, "raw") == 0 ) { | |
| 433 SDL_strlcpy(proto, raw_proto, protolen); | |
| 434 } else if ( *repeat_proto ) { | |
| 435 SDL_strlcpy(proto, repeat_proto, protolen); | |
| 436 } else { | |
| 437 SDL_strlcpy(proto, "msc", protolen); | |
| 438 } | |
| 439 } | |
| 0 | 440 } |
| 441 return available; | |
| 442 } | |
| 443 | |
| 59 | 444 |
| 445 /* rcg06112001 Set up IMPS/2 mode, if possible. This gives | |
| 446 * us access to the mousewheel, etc. Returns zero if | |
| 447 * writes to device failed, but you still need to query the | |
| 448 * device to see which mode it's actually in. | |
| 449 */ | |
| 450 static int set_imps2_mode(int fd) | |
| 451 { | |
| 452 /* If you wanted to control the mouse mode (and we do :) ) ... | |
| 453 Set IMPS/2 protocol: | |
| 454 {0xf3,200,0xf3,100,0xf3,80} | |
| 455 Reset mouse device: | |
| 456 {0xFF} | |
| 457 */ | |
| 458 Uint8 set_imps2[] = {0xf3, 200, 0xf3, 100, 0xf3, 80}; | |
| 459 Uint8 reset = 0xff; | |
| 460 fd_set fdset; | |
| 461 struct timeval tv; | |
| 462 int retval = 0; | |
| 463 | |
| 464 if ( write(fd, &set_imps2, sizeof(set_imps2)) == sizeof(set_imps2) ) { | |
| 1584 | 465 /* Don't reset it, that'll clear IMPS/2 mode on some mice |
| 59 | 466 if (write(fd, &reset, sizeof (reset)) == sizeof (reset) ) { |
| 467 retval = 1; | |
| 468 } | |
| 1584 | 469 */ |
| 59 | 470 } |
| 471 | |
| 472 /* Get rid of any chatter from the above */ | |
| 473 FD_ZERO(&fdset); | |
| 474 FD_SET(fd, &fdset); | |
| 475 tv.tv_sec = 0; | |
| 476 tv.tv_usec = 0; | |
| 477 while ( select(fd+1, &fdset, 0, 0, &tv) > 0 ) { | |
| 478 char temp[32]; | |
| 479 read(fd, temp, sizeof(temp)); | |
| 480 } | |
| 481 | |
| 482 return retval; | |
| 483 } | |
| 484 | |
| 485 | |
| 0 | 486 /* Returns true if the mouse uses the IMPS/2 protocol */ |
| 487 static int detect_imps2(int fd) | |
| 488 { | |
| 489 int imps2; | |
| 490 | |
| 491 imps2 = 0; | |
| 59 | 492 |
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493 if ( SDL_getenv("SDL_MOUSEDEV_IMPS2") ) { |
| 0 | 494 imps2 = 1; |
| 495 } | |
| 496 if ( ! imps2 ) { | |
| 59 | 497 Uint8 query_ps2 = 0xF2; |
| 0 | 498 fd_set fdset; |
| 499 struct timeval tv; | |
| 500 | |
| 501 /* Get rid of any mouse motion noise */ | |
| 502 FD_ZERO(&fdset); | |
| 503 FD_SET(fd, &fdset); | |
| 504 tv.tv_sec = 0; | |
| 505 tv.tv_usec = 0; | |
| 506 while ( select(fd+1, &fdset, 0, 0, &tv) > 0 ) { | |
| 507 char temp[32]; | |
| 508 read(fd, temp, sizeof(temp)); | |
| 509 } | |
| 510 | |
| 59 | 511 /* Query for the type of mouse protocol */ |
| 512 if ( write(fd, &query_ps2, sizeof (query_ps2)) == sizeof (query_ps2)) { | |
| 513 Uint8 ch = 0; | |
| 0 | 514 |
| 515 /* Get the mouse protocol response */ | |
| 516 do { | |
| 517 FD_ZERO(&fdset); | |
| 518 FD_SET(fd, &fdset); | |
| 519 tv.tv_sec = 1; | |
| 520 tv.tv_usec = 0; | |
| 521 if ( select(fd+1, &fdset, 0, 0, &tv) < 1 ) { | |
| 522 break; | |
| 523 } | |
| 59 | 524 } while ( (read(fd, &ch, sizeof (ch)) == sizeof (ch)) && |
| 0 | 525 ((ch == 0xFA) || (ch == 0xAA)) ); |
| 526 | |
| 527 /* Experimental values (Logitech wheelmouse) */ | |
| 528 #ifdef DEBUG_MOUSE | |
| 529 fprintf(stderr, "Last mouse mode: 0x%x\n", ch); | |
| 530 #endif | |
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531 if ( (ch == 3) || (ch == 4) ) { |
| 0 | 532 imps2 = 1; |
| 533 } | |
| 534 } | |
| 535 } | |
| 536 return imps2; | |
| 537 } | |
| 538 | |
| 539 int FB_OpenMouse(_THIS) | |
| 540 { | |
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541 int i; |
| 0 | 542 const char *mousedev; |
| 543 const char *mousedrv; | |
| 544 | |
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545 mousedrv = SDL_getenv("SDL_MOUSEDRV"); |
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546 mousedev = SDL_getenv("SDL_MOUSEDEV"); |
| 0 | 547 mouse_fd = -1; |
| 548 | |
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549 #if SDL_INPUT_TSLIB |
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550 if ( mousedrv && (SDL_strcmp(mousedrv, "TSLIB") == 0) ) { |
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551 if (mousedev == NULL) mousedev = SDL_getenv("TSLIB_TSDEVICE"); |
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552 if (mousedev != NULL) { |
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553 ts_dev = ts_open(mousedev, 1); |
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554 if ((ts_dev != NULL) && (ts_config(ts_dev) >= 0)) { |
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555 #ifdef DEBUG_MOUSE |
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556 fprintf(stderr, "Using tslib touchscreen\n"); |
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557 #endif |
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558 mouse_drv = MOUSE_TSLIB; |
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559 mouse_fd = ts_fd(ts_dev); |
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560 return mouse_fd; |
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561 } |
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562 } |
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563 mouse_drv = MOUSE_NONE; |
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564 return mouse_fd; |
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565 } |
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566 #endif /* SDL_INPUT_TSLIB */ |
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567 |
| 0 | 568 /* ELO TOUCHSCREEN SUPPORT */ |
| 569 | |
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570 if ( mousedrv && (SDL_strcmp(mousedrv, "ELO") == 0) ) { |
| 0 | 571 mouse_fd = open(mousedev, O_RDWR); |
| 572 if ( mouse_fd >= 0 ) { | |
| 573 if(eloInitController(mouse_fd)) { | |
| 574 #ifdef DEBUG_MOUSE | |
| 575 fprintf(stderr, "Using ELO touchscreen\n"); | |
| 576 #endif | |
| 577 mouse_drv = MOUSE_ELO; | |
| 578 } | |
| 579 | |
| 580 } | |
| 581 else if ( mouse_fd < 0 ) { | |
| 582 mouse_drv = MOUSE_NONE; | |
| 583 } | |
| 584 | |
| 585 return(mouse_fd); | |
| 586 } | |
| 587 | |
| 588 /* STD MICE */ | |
| 589 | |
| 590 if ( mousedev == NULL ) { | |
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591 /* FIXME someday... allow multiple mice in this driver */ |
| 1584 | 592 static const char *ps2mice[] = { |
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593 "/dev/input/mice", "/dev/usbmouse", "/dev/psaux", NULL |
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594 }; |
| 0 | 595 /* First try to use GPM in repeater mode */ |
| 596 if ( mouse_fd < 0 ) { | |
| 1772 | 597 char proto[10]; |
| 598 if ( gpm_available(proto, SDL_arraysize(proto)) ) { | |
| 0 | 599 mouse_fd = open(GPM_NODE_FIFO, O_RDONLY, 0); |
| 600 if ( mouse_fd >= 0 ) { | |
| 1772 | 601 if ( SDL_strcmp(proto, "msc") == 0 ) { |
| 602 mouse_drv = MOUSE_MSC; | |
| 603 } else if ( SDL_strcmp(proto, "ps2") == 0 ) { | |
| 604 mouse_drv = MOUSE_PS2; | |
| 605 } else if ( SDL_strcmp(proto, "imps2") == 0 ) { | |
| 606 mouse_drv = MOUSE_IMPS2; | |
| 607 } else if ( SDL_strcmp(proto, "ms") == 0 || | |
| 608 SDL_strcmp(proto, "bare") == 0 ) { | |
| 609 mouse_drv = MOUSE_MS; | |
| 610 } else if ( SDL_strcmp(proto, "bm") == 0 ) { | |
| 611 mouse_drv = MOUSE_BM; | |
| 612 } else { | |
| 613 /* Unknown protocol... */ | |
| 0 | 614 #ifdef DEBUG_MOUSE |
| 1772 | 615 fprintf(stderr, "GPM mouse using unknown protocol = %s\n", proto); |
| 0 | 616 #endif |
| 1772 | 617 close(mouse_fd); |
| 618 mouse_fd = -1; | |
| 619 } | |
| 0 | 620 } |
| 1772 | 621 #ifdef DEBUG_MOUSE |
| 622 if ( mouse_fd >= 0 ) { | |
| 623 fprintf(stderr, "Using GPM mouse, protocol = %s\n", proto); | |
| 624 } | |
| 625 #endif /* DEBUG_MOUSE */ | |
| 0 | 626 } |
| 627 } | |
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628 /* Now try to use a modern PS/2 mouse */ |
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629 for ( i=0; (mouse_fd < 0) && ps2mice[i]; ++i ) { |
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630 mouse_fd = open(ps2mice[i], O_RDWR, 0); |
| 59 | 631 if (mouse_fd < 0) { |
|
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632 mouse_fd = open(ps2mice[i], O_RDONLY, 0); |
| 59 | 633 } |
| 634 if (mouse_fd >= 0) { | |
|
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635 /* rcg06112001 Attempt to set IMPS/2 mode */ |
| 1584 | 636 set_imps2_mode(mouse_fd); |
|
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637 if (detect_imps2(mouse_fd)) { |
| 0 | 638 #ifdef DEBUG_MOUSE |
|
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639 fprintf(stderr, "Using IMPS2 mouse\n"); |
| 0 | 640 #endif |
| 641 mouse_drv = MOUSE_IMPS2; | |
| 642 } else { | |
| 643 #ifdef DEBUG_MOUSE | |
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644 fprintf(stderr, "Using PS2 mouse\n"); |
| 0 | 645 #endif |
| 646 mouse_drv = MOUSE_PS2; | |
| 647 } | |
| 648 } | |
| 649 } | |
| 650 /* Next try to use a PPC ADB port mouse */ | |
| 651 if ( mouse_fd < 0 ) { | |
| 652 mouse_fd = open("/dev/adbmouse", O_RDONLY, 0); | |
| 653 if ( mouse_fd >= 0 ) { | |
| 654 #ifdef DEBUG_MOUSE | |
| 655 fprintf(stderr, "Using ADB mouse\n"); | |
| 656 #endif | |
| 657 mouse_drv = MOUSE_BM; | |
| 658 } | |
| 659 } | |
| 660 } | |
| 661 /* Default to a serial Microsoft mouse */ | |
| 662 if ( mouse_fd < 0 ) { | |
| 663 if ( mousedev == NULL ) { | |
| 664 mousedev = "/dev/mouse"; | |
| 665 } | |
| 666 mouse_fd = open(mousedev, O_RDONLY, 0); | |
| 667 if ( mouse_fd >= 0 ) { | |
| 668 struct termios mouse_termios; | |
| 669 | |
| 670 /* Set the sampling speed to 1200 baud */ | |
| 671 tcgetattr(mouse_fd, &mouse_termios); | |
| 672 mouse_termios.c_iflag = IGNBRK | IGNPAR; | |
| 673 mouse_termios.c_oflag = 0; | |
| 674 mouse_termios.c_lflag = 0; | |
| 675 mouse_termios.c_line = 0; | |
| 676 mouse_termios.c_cc[VTIME] = 0; | |
| 677 mouse_termios.c_cc[VMIN] = 1; | |
| 678 mouse_termios.c_cflag = CREAD | CLOCAL | HUPCL; | |
| 679 mouse_termios.c_cflag |= CS8; | |
| 680 mouse_termios.c_cflag |= B1200; | |
| 681 tcsetattr(mouse_fd, TCSAFLUSH, &mouse_termios); | |
|
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682 if ( mousedrv && (SDL_strcmp(mousedrv, "PS2") == 0) ) { |
| 0 | 683 #ifdef DEBUG_MOUSE |
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684 fprintf(stderr, "Using (user specified) PS2 mouse on %s\n", mousedev); |
| 0 | 685 #endif |
|
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686 mouse_drv = MOUSE_PS2; |
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687 } else { |
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688 #ifdef DEBUG_MOUSE |
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689 fprintf(stderr, "Using (default) MS mouse on %s\n", mousedev); |
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690 #endif |
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691 mouse_drv = MOUSE_MS; |
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692 } |
| 0 | 693 } |
| 694 } | |
| 695 if ( mouse_fd < 0 ) { | |
| 696 mouse_drv = MOUSE_NONE; | |
| 697 } | |
| 698 return(mouse_fd); | |
| 699 } | |
| 700 | |
| 701 static int posted = 0; | |
| 702 | |
| 703 void FB_vgamousecallback(int button, int relative, int dx, int dy) | |
| 704 { | |
| 705 int button_1, button_3; | |
| 706 int button_state; | |
| 707 int state_changed; | |
| 708 int i; | |
| 709 Uint8 state; | |
| 710 | |
| 711 if ( dx || dy ) { | |
| 712 posted += SDL_PrivateMouseMotion(0, relative, dx, dy); | |
| 713 } | |
| 714 | |
| 715 /* Swap button 1 and 3 */ | |
| 716 button_1 = (button & 0x04) >> 2; | |
| 717 button_3 = (button & 0x01) << 2; | |
| 718 button &= ~0x05; | |
| 719 button |= (button_1|button_3); | |
| 720 | |
| 721 /* See what changed */ | |
| 722 button_state = SDL_GetMouseState(NULL, NULL); | |
| 723 state_changed = button_state ^ button; | |
| 724 for ( i=0; i<8; ++i ) { | |
| 725 if ( state_changed & (1<<i) ) { | |
| 726 if ( button & (1<<i) ) { | |
| 727 state = SDL_PRESSED; | |
| 728 } else { | |
| 729 state = SDL_RELEASED; | |
| 730 } | |
| 731 posted += SDL_PrivateMouseButton(state, i+1, 0, 0); | |
| 732 } | |
| 733 } | |
| 734 } | |
| 735 | |
|
1201
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
parents:
1022
diff
changeset
|
736 /* Handle input from tslib */ |
|
1361
19418e4422cb
New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
1359
diff
changeset
|
737 #if SDL_INPUT_TSLIB |
|
1201
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
parents:
1022
diff
changeset
|
738 static void handle_tslib(_THIS) |
|
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
parents:
1022
diff
changeset
|
739 { |
|
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
parents:
1022
diff
changeset
|
740 struct ts_sample sample; |
|
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
parents:
1022
diff
changeset
|
741 int button; |
|
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
parents:
1022
diff
changeset
|
742 |
|
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
parents:
1022
diff
changeset
|
743 while (ts_read(ts_dev, &sample, 1) > 0) { |
|
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
parents:
1022
diff
changeset
|
744 button = (sample.pressure > 0) ? 1 : 0; |
|
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
parents:
1022
diff
changeset
|
745 button <<= 2; /* must report it as button 3 */ |
| 1323 | 746 FB_vgamousecallback(button, 0, sample.x, sample.y); |
|
1201
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
parents:
1022
diff
changeset
|
747 } |
|
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
parents:
1022
diff
changeset
|
748 return; |
|
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
parents:
1022
diff
changeset
|
749 } |
|
1361
19418e4422cb
New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
1359
diff
changeset
|
750 #endif /* SDL_INPUT_TSLIB */ |
|
1201
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
parents:
1022
diff
changeset
|
751 |
|
109
5a9c36a45db1
Fixed switching away from the SDL at the framebuffer console
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parents:
104
diff
changeset
|
752 /* For now, use MSC, PS/2, and MS protocols |
| 0 | 753 Driver adapted from the SVGAlib mouse driver code (taken from gpm, etc.) |
| 754 */ | |
| 755 static void handle_mouse(_THIS) | |
| 756 { | |
| 757 static int start = 0; | |
| 758 static unsigned char mousebuf[BUFSIZ]; | |
| 759 static int relative = 1; | |
| 760 | |
| 761 int i, nread; | |
| 762 int button = 0; | |
| 763 int dx = 0, dy = 0; | |
| 764 int packetsize = 0; | |
|
4
4f6c5f021323
Date: Thu, 26 Apr 2001 10:46:23 +0200
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
765 int realx, realy; |
|
4f6c5f021323
Date: Thu, 26 Apr 2001 10:46:23 +0200
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
766 |
| 0 | 767 /* Figure out the mouse packet size */ |
| 768 switch (mouse_drv) { | |
| 769 case MOUSE_NONE: | |
| 770 /* Ack! */ | |
| 771 read(mouse_fd, mousebuf, BUFSIZ); | |
| 772 return; | |
|
109
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Fixed switching away from the SDL at the framebuffer console
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104
diff
changeset
|
773 case MOUSE_MSC: |
| 0 | 774 packetsize = 5; |
| 775 break; | |
| 776 case MOUSE_IMPS2: | |
| 777 packetsize = 4; | |
| 778 break; | |
| 779 case MOUSE_PS2: | |
| 780 case MOUSE_MS: | |
| 781 case MOUSE_BM: | |
| 782 packetsize = 3; | |
| 783 break; | |
| 784 case MOUSE_ELO: | |
| 1323 | 785 /* try to read the next packet */ |
| 786 if(eloReadPosition(this, mouse_fd, &dx, &dy, &button, &realx, &realy)) { | |
| 787 button = (button & 0x01) << 2; | |
| 788 FB_vgamousecallback(button, 0, dx, dy); | |
| 789 } | |
| 790 return; /* nothing left to do */ | |
|
1201
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Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
parents:
1022
diff
changeset
|
791 case MOUSE_TSLIB: |
|
1361
19418e4422cb
New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
1359
diff
changeset
|
792 #if SDL_INPUT_TSLIB |
|
1201
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
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parents:
1022
diff
changeset
|
793 handle_tslib(this); |
|
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
parents:
1022
diff
changeset
|
794 #endif |
|
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
parents:
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diff
changeset
|
795 return; /* nothing left to do */ |
| 1323 | 796 default: |
| 0 | 797 /* Uh oh.. */ |
| 798 packetsize = 0; | |
| 799 break; | |
| 800 } | |
| 801 | |
|
4
4f6c5f021323
Date: Thu, 26 Apr 2001 10:46:23 +0200
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
802 /* Special handling for the quite sensitive ELO controller */ |
|
4f6c5f021323
Date: Thu, 26 Apr 2001 10:46:23 +0200
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
803 if (mouse_drv == MOUSE_ELO) { |
|
4f6c5f021323
Date: Thu, 26 Apr 2001 10:46:23 +0200
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
804 |
|
4f6c5f021323
Date: Thu, 26 Apr 2001 10:46:23 +0200
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
805 } |
|
4f6c5f021323
Date: Thu, 26 Apr 2001 10:46:23 +0200
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
806 |
| 0 | 807 /* Read as many packets as possible */ |
| 808 nread = read(mouse_fd, &mousebuf[start], BUFSIZ-start); | |
| 809 if ( nread < 0 ) { | |
| 810 return; | |
| 811 } | |
| 812 nread += start; | |
| 813 #ifdef DEBUG_MOUSE | |
| 814 fprintf(stderr, "Read %d bytes from mouse, start = %d\n", nread, start); | |
| 815 #endif | |
| 816 for ( i=0; i<(nread-(packetsize-1)); i += packetsize ) { | |
| 817 switch (mouse_drv) { | |
| 818 case MOUSE_NONE: | |
| 819 break; | |
|
109
5a9c36a45db1
Fixed switching away from the SDL at the framebuffer console
Sam Lantinga <slouken@lokigames.com>
parents:
104
diff
changeset
|
820 case MOUSE_MSC: |
|
5a9c36a45db1
Fixed switching away from the SDL at the framebuffer console
Sam Lantinga <slouken@lokigames.com>
parents:
104
diff
changeset
|
821 /* MSC protocol has 0x80 in high byte */ |
| 0 | 822 if ( (mousebuf[i] & 0xF8) != 0x80 ) { |
| 823 /* Go to next byte */ | |
| 824 i -= (packetsize-1); | |
| 825 continue; | |
| 826 } | |
| 827 /* Get current mouse state */ | |
| 828 button = (~mousebuf[i]) & 0x07; | |
| 829 dx = (signed char)(mousebuf[i+1]) + | |
| 830 (signed char)(mousebuf[i+3]); | |
| 831 dy = -((signed char)(mousebuf[i+2]) + | |
| 832 (signed char)(mousebuf[i+4])); | |
| 833 break; | |
| 834 case MOUSE_PS2: | |
| 835 /* PS/2 protocol has nothing in high byte */ | |
| 836 if ( (mousebuf[i] & 0xC0) != 0 ) { | |
| 837 /* Go to next byte */ | |
| 838 i -= (packetsize-1); | |
| 839 continue; | |
| 840 } | |
| 841 /* Get current mouse state */ | |
| 842 button = (mousebuf[i] & 0x04) >> 1 | /*Middle*/ | |
| 843 (mousebuf[i] & 0x02) >> 1 | /*Right*/ | |
| 844 (mousebuf[i] & 0x01) << 2; /*Left*/ | |
| 845 dx = (mousebuf[i] & 0x10) ? | |
| 846 mousebuf[i+1] - 256 : mousebuf[i+1]; | |
| 847 dy = (mousebuf[i] & 0x20) ? | |
| 848 -(mousebuf[i+2] - 256) : -mousebuf[i+2]; | |
| 849 break; | |
| 850 case MOUSE_IMPS2: | |
| 851 /* Get current mouse state */ | |
| 852 button = (mousebuf[i] & 0x04) >> 1 | /*Middle*/ | |
| 853 (mousebuf[i] & 0x02) >> 1 | /*Right*/ | |
| 854 (mousebuf[i] & 0x01) << 2 | /*Left*/ | |
| 855 (mousebuf[i] & 0x40) >> 3 | /* 4 */ | |
| 856 (mousebuf[i] & 0x80) >> 3; /* 5 */ | |
| 857 dx = (mousebuf[i] & 0x10) ? | |
| 858 mousebuf[i+1] - 256 : mousebuf[i+1]; | |
| 859 dy = (mousebuf[i] & 0x20) ? | |
| 860 -(mousebuf[i+2] - 256) : -mousebuf[i+2]; | |
| 861 switch (mousebuf[i+3]&0x0F) { | |
| 862 case 0x0E: /* DX = +1 */ | |
| 863 case 0x02: /* DX = -1 */ | |
| 864 break; | |
| 865 case 0x0F: /* DY = +1 (map button 4) */ | |
|
132
2604a7be65af
Added button-up with mouse-wheel on framebuffer console
Sam Lantinga <slouken@libsdl.org>
parents:
109
diff
changeset
|
866 FB_vgamousecallback(button | (1<<3), |
|
2604a7be65af
Added button-up with mouse-wheel on framebuffer console
Sam Lantinga <slouken@libsdl.org>
parents:
109
diff
changeset
|
867 1, 0, 0); |
| 0 | 868 break; |
| 869 case 0x01: /* DY = -1 (map button 5) */ | |
|
132
2604a7be65af
Added button-up with mouse-wheel on framebuffer console
Sam Lantinga <slouken@libsdl.org>
parents:
109
diff
changeset
|
870 FB_vgamousecallback(button | (1<<4), |
|
2604a7be65af
Added button-up with mouse-wheel on framebuffer console
Sam Lantinga <slouken@libsdl.org>
parents:
109
diff
changeset
|
871 1, 0, 0); |
| 0 | 872 break; |
| 873 } | |
| 874 break; | |
| 875 case MOUSE_MS: | |
| 876 /* Microsoft protocol has 0x40 in high byte */ | |
| 877 if ( (mousebuf[i] & 0x40) != 0x40 ) { | |
| 878 /* Go to next byte */ | |
| 879 i -= (packetsize-1); | |
| 880 continue; | |
| 881 } | |
| 882 /* Get current mouse state */ | |
| 883 button = ((mousebuf[i] & 0x20) >> 3) | | |
| 884 ((mousebuf[i] & 0x10) >> 4); | |
| 885 dx = (signed char)(((mousebuf[i] & 0x03) << 6) | | |
| 886 (mousebuf[i + 1] & 0x3F)); | |
| 887 dy = (signed char)(((mousebuf[i] & 0x0C) << 4) | | |
| 888 (mousebuf[i + 2] & 0x3F)); | |
| 889 break; | |
| 890 case MOUSE_BM: | |
| 891 /* BusMouse protocol has 0xF8 in high byte */ | |
| 892 if ( (mousebuf[i] & 0xF8) != 0x80 ) { | |
| 893 /* Go to next byte */ | |
| 894 i -= (packetsize-1); | |
| 895 continue; | |
| 896 } | |
| 897 /* Get current mouse state */ | |
| 898 button = (~mousebuf[i]) & 0x07; | |
| 899 dx = (signed char)mousebuf[i+1]; | |
| 900 dy = -(signed char)mousebuf[i+2]; | |
| 901 break; | |
| 1323 | 902 default: |
| 0 | 903 /* Uh oh.. */ |
| 904 dx = 0; | |
| 905 dy = 0; | |
| 906 break; | |
| 907 } | |
| 908 FB_vgamousecallback(button, relative, dx, dy); | |
| 909 } | |
| 910 if ( i < nread ) { | |
|
1336
3692456e7b0f
Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents:
1323
diff
changeset
|
911 SDL_memcpy(mousebuf, &mousebuf[i], (nread-i)); |
| 0 | 912 start = (nread-i); |
| 913 } else { | |
| 914 start = 0; | |
| 915 } | |
| 916 return; | |
| 917 } | |
| 918 | |
|
109
5a9c36a45db1
Fixed switching away from the SDL at the framebuffer console
Sam Lantinga <slouken@lokigames.com>
parents:
104
diff
changeset
|
919 /* Handle switching to another VC, returns when our VC is back. |
|
5a9c36a45db1
Fixed switching away from the SDL at the framebuffer console
Sam Lantinga <slouken@lokigames.com>
parents:
104
diff
changeset
|
920 This isn't necessarily the best solution. For SDL 1.3 we need |
|
5a9c36a45db1
Fixed switching away from the SDL at the framebuffer console
Sam Lantinga <slouken@lokigames.com>
parents:
104
diff
changeset
|
921 a way of notifying the application when we lose access to the |
|
5a9c36a45db1
Fixed switching away from the SDL at the framebuffer console
Sam Lantinga <slouken@lokigames.com>
parents:
104
diff
changeset
|
922 video hardware and when we regain it. |
|
5a9c36a45db1
Fixed switching away from the SDL at the framebuffer console
Sam Lantinga <slouken@lokigames.com>
parents:
104
diff
changeset
|
923 */ |
| 0 | 924 static void switch_vt(_THIS, unsigned short which) |
| 925 { | |
|
1241
4b2146866b82
Properly restore vidmode when switching back to SDL's virtual terminal with
Ryan C. Gordon <icculus@icculus.org>
parents:
1201
diff
changeset
|
926 struct fb_var_screeninfo vinfo; |
| 0 | 927 struct vt_stat vtstate; |
|
1022
3d4f1930ed02
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
769
diff
changeset
|
928 unsigned short v_active; |
|
1585
980d2a0dc2a3
Date: Tue, 4 Mar 2003 15:05:31 -0800
Sam Lantinga <slouken@libsdl.org>
parents:
1584
diff
changeset
|
929 __u16 saved_pal[3*256]; |
| 0 | 930 SDL_Surface *screen; |
| 931 Uint32 screen_arealen; | |
|
1585
980d2a0dc2a3
Date: Tue, 4 Mar 2003 15:05:31 -0800
Sam Lantinga <slouken@libsdl.org>
parents:
1584
diff
changeset
|
932 Uint8 *screen_contents = NULL; |
| 0 | 933 |
| 934 /* Figure out whether or not we're switching to a new console */ | |
| 935 if ( (ioctl(keyboard_fd, VT_GETSTATE, &vtstate) < 0) || | |
| 936 (which == vtstate.v_active) ) { | |
| 937 return; | |
| 938 } | |
|
1022
3d4f1930ed02
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
769
diff
changeset
|
939 v_active = vtstate.v_active; |
| 0 | 940 |
| 941 /* Save the contents of the screen, and go to text mode */ | |
| 942 SDL_mutexP(hw_lock); | |
|
109
5a9c36a45db1
Fixed switching away from the SDL at the framebuffer console
Sam Lantinga <slouken@lokigames.com>
parents:
104
diff
changeset
|
943 wait_idle(this); |
| 0 | 944 screen = SDL_VideoSurface; |
|
1585
980d2a0dc2a3
Date: Tue, 4 Mar 2003 15:05:31 -0800
Sam Lantinga <slouken@libsdl.org>
parents:
1584
diff
changeset
|
945 if ( !SDL_ShadowSurface ) { |
|
980d2a0dc2a3
Date: Tue, 4 Mar 2003 15:05:31 -0800
Sam Lantinga <slouken@libsdl.org>
parents:
1584
diff
changeset
|
946 screen_arealen = (screen->h*screen->pitch); |
|
980d2a0dc2a3
Date: Tue, 4 Mar 2003 15:05:31 -0800
Sam Lantinga <slouken@libsdl.org>
parents:
1584
diff
changeset
|
947 screen_contents = (Uint8 *)SDL_malloc(screen_arealen); |
|
980d2a0dc2a3
Date: Tue, 4 Mar 2003 15:05:31 -0800
Sam Lantinga <slouken@libsdl.org>
parents:
1584
diff
changeset
|
948 if ( screen_contents ) { |
|
980d2a0dc2a3
Date: Tue, 4 Mar 2003 15:05:31 -0800
Sam Lantinga <slouken@libsdl.org>
parents:
1584
diff
changeset
|
949 SDL_memcpy(screen_contents, (Uint8 *)screen->pixels + screen->offset, screen_arealen); |
|
980d2a0dc2a3
Date: Tue, 4 Mar 2003 15:05:31 -0800
Sam Lantinga <slouken@libsdl.org>
parents:
1584
diff
changeset
|
950 } |
| 0 | 951 } |
| 952 FB_SavePaletteTo(this, 256, saved_pal); | |
|
1241
4b2146866b82
Properly restore vidmode when switching back to SDL's virtual terminal with
Ryan C. Gordon <icculus@icculus.org>
parents:
1201
diff
changeset
|
953 ioctl(console_fd, FBIOGET_VSCREENINFO, &vinfo); |
| 0 | 954 ioctl(keyboard_fd, KDSETMODE, KD_TEXT); |
| 955 | |
| 956 /* New console, switch to it */ | |
| 957 if ( ioctl(keyboard_fd, VT_ACTIVATE, which) == 0 ) { | |
| 958 /* Wait for our console to be activated again */ | |
| 959 ioctl(keyboard_fd, VT_WAITACTIVE, which); | |
|
1022
3d4f1930ed02
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
769
diff
changeset
|
960 while ( ioctl(keyboard_fd, VT_WAITACTIVE, v_active) < 0 ) { |
| 0 | 961 if ( (errno != EINTR) && (errno != EAGAIN) ) { |
| 962 /* Unknown VT error - cancel this */ | |
| 963 break; | |
| 964 } | |
| 965 SDL_Delay(500); | |
| 966 } | |
| 967 } | |
| 968 | |
| 969 /* Restore graphics mode and the contents of the screen */ | |
| 970 ioctl(keyboard_fd, KDSETMODE, KD_GRAPHICS); | |
|
1241
4b2146866b82
Properly restore vidmode when switching back to SDL's virtual terminal with
Ryan C. Gordon <icculus@icculus.org>
parents:
1201
diff
changeset
|
971 ioctl(console_fd, FBIOPUT_VSCREENINFO, &vinfo); |
| 0 | 972 FB_RestorePaletteFrom(this, 256, saved_pal); |
| 973 if ( screen_contents ) { | |
|
1585
980d2a0dc2a3
Date: Tue, 4 Mar 2003 15:05:31 -0800
Sam Lantinga <slouken@libsdl.org>
parents:
1584
diff
changeset
|
974 SDL_memcpy((Uint8 *)screen->pixels + screen->offset, screen_contents, screen_arealen); |
|
1336
3692456e7b0f
Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents:
1323
diff
changeset
|
975 SDL_free(screen_contents); |
|
1585
980d2a0dc2a3
Date: Tue, 4 Mar 2003 15:05:31 -0800
Sam Lantinga <slouken@libsdl.org>
parents:
1584
diff
changeset
|
976 } else { |
|
980d2a0dc2a3
Date: Tue, 4 Mar 2003 15:05:31 -0800
Sam Lantinga <slouken@libsdl.org>
parents:
1584
diff
changeset
|
977 SDL_UpdateRect(screen, 0, 0, 0, 0); |
| 0 | 978 } |
| 979 SDL_mutexV(hw_lock); | |
| 980 } | |
| 981 | |
| 982 static void handle_keyboard(_THIS) | |
| 983 { | |
| 984 unsigned char keybuf[BUFSIZ]; | |
| 985 int i, nread; | |
| 986 int pressed; | |
| 987 int scancode; | |
| 988 SDL_keysym keysym; | |
| 989 | |
| 990 nread = read(keyboard_fd, keybuf, BUFSIZ); | |
| 991 for ( i=0; i<nread; ++i ) { | |
| 992 scancode = keybuf[i] & 0x7F; | |
| 993 if ( keybuf[i] & 0x80 ) { | |
| 994 pressed = SDL_RELEASED; | |
| 995 } else { | |
| 996 pressed = SDL_PRESSED; | |
| 997 } | |
| 998 TranslateKey(scancode, &keysym); | |
| 1582 | 999 /* Handle Ctrl-Alt-FN for vt switch */ |
| 0 | 1000 switch (keysym.sym) { |
| 1001 case SDLK_F1: | |
| 1002 case SDLK_F2: | |
| 1003 case SDLK_F3: | |
| 1004 case SDLK_F4: | |
| 1005 case SDLK_F5: | |
| 1006 case SDLK_F6: | |
| 1007 case SDLK_F7: | |
| 1008 case SDLK_F8: | |
| 1009 case SDLK_F9: | |
| 1010 case SDLK_F10: | |
| 1011 case SDLK_F11: | |
| 1012 case SDLK_F12: | |
| 1582 | 1013 if ( (SDL_GetModState() & KMOD_CTRL) && |
| 1014 (SDL_GetModState() & KMOD_ALT) ) { | |
|
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changeset
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1015 if ( pressed ) { |
|
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Fixed switching away from the SDL at the framebuffer console
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parents:
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changeset
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1016 switch_vt(this, (keysym.sym-SDLK_F1)+1); |
|
5a9c36a45db1
Fixed switching away from the SDL at the framebuffer console
Sam Lantinga <slouken@lokigames.com>
parents:
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diff
changeset
|
1017 } |
| 0 | 1018 break; |
| 1019 } | |
| 1020 /* Fall through to normal processing */ | |
| 1021 default: | |
| 1022 posted += SDL_PrivateKeyboard(pressed, &keysym); | |
| 1023 break; | |
| 1024 } | |
| 1025 } | |
| 1026 } | |
| 1027 | |
| 1028 void FB_PumpEvents(_THIS) | |
| 1029 { | |
| 1030 fd_set fdset; | |
| 1031 int max_fd; | |
| 1032 static struct timeval zero; | |
| 1033 | |
| 1034 do { | |
| 1035 posted = 0; | |
| 1036 | |
| 1037 FD_ZERO(&fdset); | |
| 1038 max_fd = 0; | |
| 1039 if ( keyboard_fd >= 0 ) { | |
| 1040 FD_SET(keyboard_fd, &fdset); | |
| 1041 if ( max_fd < keyboard_fd ) { | |
| 1042 max_fd = keyboard_fd; | |
| 1043 } | |
| 1044 } | |
| 1045 if ( mouse_fd >= 0 ) { | |
| 1046 FD_SET(mouse_fd, &fdset); | |
| 1047 if ( max_fd < mouse_fd ) { | |
| 1048 max_fd = mouse_fd; | |
| 1049 } | |
| 1050 } | |
| 1051 if ( select(max_fd+1, &fdset, NULL, NULL, &zero) > 0 ) { | |
| 1052 if ( keyboard_fd >= 0 ) { | |
| 1053 if ( FD_ISSET(keyboard_fd, &fdset) ) { | |
| 1054 handle_keyboard(this); | |
| 1055 } | |
| 1056 } | |
| 1057 if ( mouse_fd >= 0 ) { | |
| 1058 if ( FD_ISSET(mouse_fd, &fdset) ) { | |
| 1059 handle_mouse(this); | |
| 1060 } | |
| 1061 } | |
| 1062 } | |
| 1063 } while ( posted ); | |
| 1064 } | |
| 1065 | |
| 1066 void FB_InitOSKeymap(_THIS) | |
| 1067 { | |
| 1068 int i; | |
| 1069 | |
| 1070 /* Initialize the Linux key translation table */ | |
| 1071 | |
| 1072 /* First get the ascii keys and others not well handled */ | |
|
1379
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Use only safe string functions
Sam Lantinga <slouken@libsdl.org>
parents:
1361
diff
changeset
|
1073 for (i=0; i<SDL_arraysize(keymap); ++i) { |
| 0 | 1074 switch(i) { |
| 1075 /* These aren't handled by the x86 kernel keymapping (?) */ | |
| 1076 case SCANCODE_PRINTSCREEN: | |
| 1077 keymap[i] = SDLK_PRINT; | |
| 1078 break; | |
| 1079 case SCANCODE_BREAK: | |
| 1080 keymap[i] = SDLK_BREAK; | |
| 1081 break; | |
| 1082 case SCANCODE_BREAK_ALTERNATIVE: | |
| 1083 keymap[i] = SDLK_PAUSE; | |
| 1084 break; | |
| 1085 case SCANCODE_LEFTSHIFT: | |
| 1086 keymap[i] = SDLK_LSHIFT; | |
| 1087 break; | |
| 1088 case SCANCODE_RIGHTSHIFT: | |
| 1089 keymap[i] = SDLK_RSHIFT; | |
| 1090 break; | |
| 1091 case SCANCODE_LEFTCONTROL: | |
| 1092 keymap[i] = SDLK_LCTRL; | |
| 1093 break; | |
| 1094 case SCANCODE_RIGHTCONTROL: | |
| 1095 keymap[i] = SDLK_RCTRL; | |
| 1096 break; | |
| 1097 case SCANCODE_RIGHTWIN: | |
| 1098 keymap[i] = SDLK_RSUPER; | |
| 1099 break; | |
| 1100 case SCANCODE_LEFTWIN: | |
| 1101 keymap[i] = SDLK_LSUPER; | |
| 1102 break; | |
| 1103 case 127: | |
| 1104 keymap[i] = SDLK_MENU; | |
| 1105 break; | |
| 1106 /* this should take care of all standard ascii keys */ | |
| 1107 default: | |
| 1108 keymap[i] = KVAL(vga_keymap[0][i]); | |
| 1109 break; | |
| 1110 } | |
| 1111 } | |
|
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Use only safe string functions
Sam Lantinga <slouken@libsdl.org>
parents:
1361
diff
changeset
|
1112 for (i=0; i<SDL_arraysize(keymap); ++i) { |
| 0 | 1113 switch(keymap_temp[i]) { |
| 1114 case K_F1: keymap[i] = SDLK_F1; break; | |
| 1115 case K_F2: keymap[i] = SDLK_F2; break; | |
| 1116 case K_F3: keymap[i] = SDLK_F3; break; | |
| 1117 case K_F4: keymap[i] = SDLK_F4; break; | |
| 1118 case K_F5: keymap[i] = SDLK_F5; break; | |
| 1119 case K_F6: keymap[i] = SDLK_F6; break; | |
| 1120 case K_F7: keymap[i] = SDLK_F7; break; | |
| 1121 case K_F8: keymap[i] = SDLK_F8; break; | |
| 1122 case K_F9: keymap[i] = SDLK_F9; break; | |
| 1123 case K_F10: keymap[i] = SDLK_F10; break; | |
| 1124 case K_F11: keymap[i] = SDLK_F11; break; | |
| 1125 case K_F12: keymap[i] = SDLK_F12; break; | |
| 1126 | |
| 1127 case K_DOWN: keymap[i] = SDLK_DOWN; break; | |
| 1128 case K_LEFT: keymap[i] = SDLK_LEFT; break; | |
| 1129 case K_RIGHT: keymap[i] = SDLK_RIGHT; break; | |
| 1130 case K_UP: keymap[i] = SDLK_UP; break; | |
| 1131 | |
| 1132 case K_P0: keymap[i] = SDLK_KP0; break; | |
| 1133 case K_P1: keymap[i] = SDLK_KP1; break; | |
| 1134 case K_P2: keymap[i] = SDLK_KP2; break; | |
| 1135 case K_P3: keymap[i] = SDLK_KP3; break; | |
| 1136 case K_P4: keymap[i] = SDLK_KP4; break; | |
| 1137 case K_P5: keymap[i] = SDLK_KP5; break; | |
| 1138 case K_P6: keymap[i] = SDLK_KP6; break; | |
| 1139 case K_P7: keymap[i] = SDLK_KP7; break; | |
| 1140 case K_P8: keymap[i] = SDLK_KP8; break; | |
| 1141 case K_P9: keymap[i] = SDLK_KP9; break; | |
| 1142 case K_PPLUS: keymap[i] = SDLK_KP_PLUS; break; | |
| 1143 case K_PMINUS: keymap[i] = SDLK_KP_MINUS; break; | |
| 1144 case K_PSTAR: keymap[i] = SDLK_KP_MULTIPLY; break; | |
| 1145 case K_PSLASH: keymap[i] = SDLK_KP_DIVIDE; break; | |
| 1146 case K_PENTER: keymap[i] = SDLK_KP_ENTER; break; | |
| 1147 case K_PDOT: keymap[i] = SDLK_KP_PERIOD; break; | |
| 1148 | |
| 1149 case K_SHIFT: if ( keymap[i] != SDLK_RSHIFT ) | |
| 1150 keymap[i] = SDLK_LSHIFT; | |
| 1151 break; | |
| 1152 case K_SHIFTL: keymap[i] = SDLK_LSHIFT; break; | |
| 1153 case K_SHIFTR: keymap[i] = SDLK_RSHIFT; break; | |
| 1154 case K_CTRL: if ( keymap[i] != SDLK_RCTRL ) | |
| 1155 keymap[i] = SDLK_LCTRL; | |
| 1156 break; | |
| 1157 case K_CTRLL: keymap[i] = SDLK_LCTRL; break; | |
| 1158 case K_CTRLR: keymap[i] = SDLK_RCTRL; break; | |
| 1159 case K_ALT: keymap[i] = SDLK_LALT; break; | |
| 1160 case K_ALTGR: keymap[i] = SDLK_RALT; break; | |
| 1161 | |
| 1162 case K_INSERT: keymap[i] = SDLK_INSERT; break; | |
| 1163 case K_REMOVE: keymap[i] = SDLK_DELETE; break; | |
| 1164 case K_PGUP: keymap[i] = SDLK_PAGEUP; break; | |
| 1165 case K_PGDN: keymap[i] = SDLK_PAGEDOWN; break; | |
| 1166 case K_FIND: keymap[i] = SDLK_HOME; break; | |
| 1167 case K_SELECT: keymap[i] = SDLK_END; break; | |
| 1168 | |
| 1169 case K_NUM: keymap[i] = SDLK_NUMLOCK; break; | |
| 1170 case K_CAPS: keymap[i] = SDLK_CAPSLOCK; break; | |
| 1171 | |
| 1172 case K_F13: keymap[i] = SDLK_PRINT; break; | |
| 1173 case K_HOLD: keymap[i] = SDLK_SCROLLOCK; break; | |
| 1174 case K_PAUSE: keymap[i] = SDLK_PAUSE; break; | |
| 1175 | |
| 1176 case 127: keymap[i] = SDLK_BACKSPACE; break; | |
| 1177 | |
| 1178 default: break; | |
| 1179 } | |
| 1180 } | |
| 1181 } | |
| 1182 | |
| 1183 static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym) | |
| 1184 { | |
| 1185 /* Set the keysym information */ | |
| 1186 keysym->scancode = scancode; | |
| 1187 keysym->sym = keymap[scancode]; | |
| 1188 keysym->mod = KMOD_NONE; | |
| 1189 | |
| 1190 /* If UNICODE is on, get the UNICODE value for the key */ | |
| 1191 keysym->unicode = 0; | |
| 1192 if ( SDL_TranslateUNICODE ) { | |
| 1193 int map; | |
| 1194 SDLMod modstate; | |
| 1195 | |
| 1196 modstate = SDL_GetModState(); | |
| 1197 map = 0; | |
| 1198 if ( modstate & KMOD_SHIFT ) { | |
| 1199 map |= (1<<KG_SHIFT); | |
| 1200 } | |
| 1201 if ( modstate & KMOD_CTRL ) { | |
| 1202 map |= (1<<KG_CTRL); | |
| 1203 } | |
| 1204 if ( modstate & KMOD_ALT ) { | |
| 1205 map |= (1<<KG_ALT); | |
| 1206 } | |
| 1207 if ( modstate & KMOD_MODE ) { | |
| 1208 map |= (1<<KG_ALTGR); | |
| 1209 } | |
| 1210 if ( KTYP(vga_keymap[map][scancode]) == KT_LETTER ) { | |
| 1211 if ( modstate & KMOD_CAPS ) { | |
| 1212 map ^= (1<<KG_SHIFT); | |
| 1213 } | |
| 1214 } | |
| 1215 if ( KTYP(vga_keymap[map][scancode]) == KT_PAD ) { | |
| 1216 if ( modstate & KMOD_NUM ) { | |
| 1217 keysym->unicode=KVAL(vga_keymap[map][scancode]); | |
| 1218 } | |
| 1219 } else { | |
| 1220 keysym->unicode = KVAL(vga_keymap[map][scancode]); | |
| 1221 } | |
| 1222 } | |
| 1223 return(keysym); | |
| 1224 } |