Rev 4061 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4061 | svoboda | 1 | /* |
| 2 | * Copyright (c) 2009 Jiri Svoboda |
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| 3 | * All rights reserved. |
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| 4 | * |
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| 5 | * Redistribution and use in source and binary forms, with or without |
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| 6 | * modification, are permitted provided that the following conditions |
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| 7 | * are met: |
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| 8 | * |
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| 9 | * - Redistributions of source code must retain the above copyright |
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| 10 | * notice, this list of conditions and the following disclaimer. |
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| 11 | * - Redistributions in binary form must reproduce the above copyright |
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| 12 | * notice, this list of conditions and the following disclaimer in the |
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| 13 | * documentation and/or other materials provided with the distribution. |
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| 14 | * - The name of the author may not be used to endorse or promote products |
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| 15 | * derived from this software without specific prior written permission. |
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| 16 | * |
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 27 | */ |
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| 28 | |||
| 29 | /** @addtogroup kbd |
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| 30 | * @{ |
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| 31 | */ |
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| 32 | /** |
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| 33 | * @file |
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| 4462 | decky | 34 | * @brief Stroke simulator. |
| 4061 | svoboda | 35 | * |
| 36 | * When simulating a keyboard using a serial TTY we need to convert the |
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| 37 | * recognized strokes (such as Shift-A) to sequences of key presses and |
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| 38 | * releases (such as 'press Shift, press A, release A, release Shift'). |
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| 4462 | decky | 39 | * |
| 4061 | svoboda | 40 | */ |
| 41 | |||
| 42 | #include <stroke.h> |
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| 43 | #include <kbd.h> |
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| 4462 | decky | 44 | #include <io/console.h> |
| 45 | #include <io/keycode.h> |
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| 4061 | svoboda | 46 | |
| 47 | /** Correspondence between modifers and the modifier keycodes. */ |
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| 48 | static unsigned int mods_keys[][2] = { |
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| 49 | { KM_LSHIFT, KC_LSHIFT }, |
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| 50 | { 0, 0 } |
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| 51 | }; |
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| 52 | |||
| 53 | /** Simulate keystroke using sequences of key presses and releases. */ |
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| 54 | void stroke_sim(unsigned mod, unsigned key) |
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| 55 | { |
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| 56 | int i; |
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| 57 | |||
| 58 | /* Simulate modifier presses. */ |
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| 59 | i = 0; |
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| 60 | while (mods_keys[i][0] != 0) { |
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| 61 | if (mod & mods_keys[i][0]) { |
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| 4462 | decky | 62 | kbd_push_ev(KEY_PRESS, mods_keys[i][1]); |
| 4061 | svoboda | 63 | } |
| 64 | ++i; |
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| 65 | } |
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| 66 | |||
| 67 | /* Simulate key press and release. */ |
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| 68 | if (key != 0) { |
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| 4462 | decky | 69 | kbd_push_ev(KEY_PRESS, key); |
| 70 | kbd_push_ev(KEY_RELEASE, key); |
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| 4061 | svoboda | 71 | } |
| 72 | |||
| 73 | /* Simulate modifier releases. */ |
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| 74 | i = 0; |
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| 75 | while (mods_keys[i][0] != 0) { |
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| 76 | if (mod & mods_keys[i][0]) { |
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| 4462 | decky | 77 | kbd_push_ev(KEY_RELEASE, mods_keys[i][1]); |
| 4061 | svoboda | 78 | } |
| 79 | ++i; |
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| 80 | } |
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| 81 | } |
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| 82 | |||
| 83 | /** |
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| 84 | * @} |
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| 4462 | decky | 85 | */ |