| 1 | /* |
| 2 | SDL - Simple DirectMedia Layer |
| 3 | Copyright (C) 1997-2009 Sam Lantinga |
| 4 | |
| 5 | This library is free software; you can redistribute it and/or |
| 6 | modify it under the terms of the GNU Lesser General Public |
| 7 | License as published by the Free Software Foundation; either |
| 8 | version 2.1 of the License, or (at your option) any later version. |
| 9 | |
| 10 | This library is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | Lesser General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU Lesser General Public |
| 16 | License along with this library; if not, write to the Free Software |
| 17 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 18 | |
| 19 | Sam Lantinga |
| 20 | slouken@libsdl.org |
| 21 | */ |
| 22 | #include "SDL_config.h" |
| 23 | |
| 24 | #include <sys/types.h> |
| 25 | #include <dev/wscons/wsdisplay_usl_io.h> |
| 26 | #include <sys/ioctl.h> |
| 27 | #include <fcntl.h> |
| 28 | #include <unistd.h> |
| 29 | #include <termios.h> |
| 30 | #include <errno.h> |
| 31 | #include <string.h> |
| 32 | |
| 33 | #include "SDL.h" |
| 34 | #include "../../events/SDL_sysevents.h" |
| 35 | #include "../../events/SDL_events_c.h" |
| 36 | #include "SDL_wsconsvideo.h" |
| 37 | #include "SDL_wsconsevents_c.h" |
| 38 | |
| 39 | static int posted = 0; |
| 40 | |
| 41 | int WSCONS_InitKeyboard(_THIS) |
| 42 | { |
| 43 | struct termios tty; |
| 44 | |
| 45 | if (ioctl(private->fd, WSKBDIO_GTYPE, &private->kbdType) == -1) { |
| 46 | WSCONS_ReportError("cannot get keyboard type: %s", strerror(errno)); |
| 47 | return -1; |
| 48 | } |
| 49 | |
| 50 | if (tcgetattr(private->fd, &private->saved_tty) == -1) { |
| 51 | WSCONS_ReportError("cannot get terminal attributes: %s", strerror(errno)); |
| 52 | return -1; |
| 53 | } |
| 54 | private->did_save_tty = 1; |
| 55 | tty = private->saved_tty; |
| 56 | tty.c_iflag = IGNPAR | IGNBRK; |
| 57 | tty.c_oflag = 0; |
| 58 | tty.c_cflag = CREAD | CS8; |
| 59 | tty.c_lflag = 0; |
| 60 | tty.c_cc[VTIME] = 0; |
| 61 | tty.c_cc[VMIN] = 1; |
| 62 | cfsetispeed(&tty, 9600); |
| 63 | cfsetospeed(&tty, 9600); |
| 64 | if (tcsetattr(private->fd, TCSANOW, &tty) < 0) { |
| 65 | WSCONS_ReportError("cannot set terminal attributes: %s", strerror(errno)); |
| 66 | return -1; |
| 67 | } |
| 68 | if (ioctl(private->fd, KDSKBMODE, K_RAW) == -1) { |
| 69 | WSCONS_ReportError("cannot set raw keyboard mode: %s", strerror(errno)); |
| 70 | return -1; |
| 71 | } |
| 72 | |
| 73 | return 0; |
| 74 | } |
| 75 | |
| 76 | void WSCONS_ReleaseKeyboard(_THIS) |
| 77 | { |
| 78 | if (private->fd != -1) { |
| 79 | if (ioctl(private->fd, KDSKBMODE, K_XLATE) == -1) { |
| 80 | WSCONS_ReportError("cannot restore keyboard to translated mode: %s", |
| 81 | strerror(errno)); |
| 82 | } |
| 83 | if (private->did_save_tty) { |
| 84 | if (tcsetattr(private->fd, TCSANOW, &private->saved_tty) < 0) { |
| 85 | WSCONS_ReportError("cannot restore keynoard attributes: %s", |
| 86 | strerror(errno)); |
| 87 | } |
| 88 | } |
| 89 | } |
| 90 | } |
| 91 | |
| 92 | static void updateMouse() |
| 93 | { |
| 94 | } |
| 95 | |
| 96 | static SDLKey keymap[128]; |
| 97 | |
| 98 | static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym) |
| 99 | { |
| 100 | keysym->scancode = scancode; |
| 101 | keysym->sym = SDLK_UNKNOWN; |
| 102 | keysym->mod = KMOD_NONE; |
| 103 | |
| 104 | if (scancode < SDL_arraysize(keymap)) |
| 105 | keysym->sym = keymap[scancode]; |
| 106 | |
| 107 | if (keysym->sym == SDLK_UNKNOWN) |
| 108 | printf("Unknown mapping for scancode %d\n", scancode); |
| 109 | |
| 110 | return keysym; |
| 111 | } |
| 112 | |
| 113 | static void updateKeyboard(_THIS) |
| 114 | { |
| 115 | unsigned char buf[100]; |
| 116 | SDL_keysym keysym; |
| 117 | int n, i; |
| 118 | |
| 119 | if ((n = read(private->fd, buf, sizeof(buf))) > 0) { |
| 120 | for (i = 0; i < n; i++) { |
| 121 | unsigned char c = buf[i] & 0x7f; |
| 122 | if (c == 224) // special key prefix -- what should we do with it? |
| 123 | continue; |
| 124 | posted += SDL_PrivateKeyboard((buf[i] & 0x80) ? SDL_RELEASED : SDL_PRESSED, |
| 125 | TranslateKey(c, &keysym)); |
| 126 | } |
| 127 | } |
| 128 | } |
| 129 | |
| 130 | void WSCONS_PumpEvents(_THIS) |
| 131 | { |
| 132 | do { |
| 133 | posted = 0; |
| 134 | updateMouse(); |
| 135 | updateKeyboard(this); |
| 136 | } while (posted); |
| 137 | } |
| 138 | |
| 139 | void WSCONS_InitOSKeymap(_THIS) |
| 140 | { |
| 141 | int i; |
| 142 | |
| 143 | /* Make sure unknown keys are mapped correctly */ |
| 144 | for (i=0; i < SDL_arraysize(keymap); i++) { |
| 145 | keymap[i] = SDLK_UNKNOWN; |
| 146 | } |
| 147 | |
| 148 | switch (private->kbdType) { |
| 149 | #ifdef WSKBD_TYPE_ZAURUS |
| 150 | case WSKBD_TYPE_ZAURUS: |
| 151 | /* top row */ |
| 152 | keymap[2] = SDLK_1; |
| 153 | keymap[3] = SDLK_2; |
| 154 | keymap[4] = SDLK_3; |
| 155 | keymap[5] = SDLK_4; |
| 156 | keymap[6] = SDLK_5; |
| 157 | keymap[7] = SDLK_6; |
| 158 | keymap[8] = SDLK_7; |
| 159 | keymap[9] = SDLK_8; |
| 160 | keymap[10] = SDLK_9; |
| 161 | keymap[11] = SDLK_0; |
| 162 | keymap[14] = SDLK_BACKSPACE; |
| 163 | |
| 164 | /* second row */ |
| 165 | keymap[16] = SDLK_q; |
| 166 | keymap[17] = SDLK_w; |
| 167 | keymap[18] = SDLK_e; |
| 168 | keymap[19] = SDLK_r; |
| 169 | keymap[20] = SDLK_t; |
| 170 | keymap[21] = SDLK_y; |
| 171 | keymap[22] = SDLK_u; |
| 172 | keymap[23] = SDLK_i; |
| 173 | keymap[24] = SDLK_o; |
| 174 | keymap[25] = SDLK_p; |
| 175 | |
| 176 | /* third row */ |
| 177 | keymap[15] = SDLK_TAB; |
| 178 | keymap[30] = SDLK_a; |
| 179 | keymap[31] = SDLK_s; |
| 180 | keymap[32] = SDLK_d; |
| 181 | keymap[33] = SDLK_f; |
| 182 | keymap[34] = SDLK_g; |
| 183 | keymap[35] = SDLK_h; |
| 184 | keymap[36] = SDLK_j; |
| 185 | keymap[37] = SDLK_k; |
| 186 | keymap[38] = SDLK_l; |
| 187 | |
| 188 | /* fourth row */ |
| 189 | keymap[42] = SDLK_LSHIFT; |
| 190 | keymap[44] = SDLK_z; |
| 191 | keymap[45] = SDLK_x; |
| 192 | keymap[46] = SDLK_c; |
| 193 | keymap[47] = SDLK_v; |
| 194 | keymap[48] = SDLK_b; |
| 195 | keymap[49] = SDLK_n; |
| 196 | keymap[50] = SDLK_m; |
| 197 | keymap[54] = SDLK_RSHIFT; |
| 198 | keymap[28] = SDLK_RETURN; |
| 199 | |
| 200 | /* fifth row */ |
| 201 | keymap[56] = SDLK_LALT; |
| 202 | keymap[29] = SDLK_LCTRL; |
| 203 | /* keymap[56] = ; */ |
| 204 | keymap[0] = SDLK_LSUPER; |
| 205 | keymap[12] = SDLK_MINUS; |
| 206 | keymap[57] = SDLK_SPACE; |
| 207 | keymap[51] = SDLK_COMMA; |
| 208 | keymap[52] = SDLK_PERIOD; |
| 209 | |
| 210 | /* misc */ |
| 211 | keymap[59] = SDLK_F1; |
| 212 | keymap[60] = SDLK_F2; |
| 213 | keymap[61] = SDLK_F3; |
| 214 | keymap[62] = SDLK_F4; |
| 215 | keymap[63] = SDLK_F5; |
| 216 | keymap[1] = SDLK_ESCAPE; |
| 217 | /* keymap[28] = SDLK_KP_ENTER; */ |
| 218 | keymap[72] = SDLK_UP; |
| 219 | keymap[75] = SDLK_LEFT; |
| 220 | keymap[77] = SDLK_RIGHT; |
| 221 | keymap[80] = SDLK_DOWN; |
| 222 | break; |
| 223 | #endif /* WSKBD_TYPE_ZAURUS */ |
| 224 | |
| 225 | default: |
| 226 | WSCONS_ReportError("Unable to map keys for keyboard type %u", |
| 227 | private->kbdType); |
| 228 | break; |
| 229 | } |
| 230 | } |
| 231 | |
| 232 | /* end of SDL_wsconsevents.c ... */ |
| 233 | |