1/*
2 Simple DirectMedia Layer
3 Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
4
5 This software is provided 'as-is', without any express or implied
6 warranty. In no event will the authors be held liable for any damages
7 arising from the use of this software.
8
9 Permission is granted to anyone to use this software for any purpose,
10 including commercial applications, and to alter it and redistribute it
11 freely, subject to the following restrictions:
12
13 1. The origin of this software must not be misrepresented; you must not
14 claim that you wrote the original software. If you use this software
15 in a product, an acknowledgment in the product documentation would be
16 appreciated but is not required.
17 2. Altered source versions must be plainly marked as such, and must not be
18 misrepresented as being the original software.
19 3. This notice may not be removed or altered from any source distribution.
20*/
21#include "SDL_internal.h"
22
23#if defined(SDL_INPUT_LINUXEV) || defined(SDL_VIDEO_DRIVER_WAYLAND) || defined(SDL_VIDEO_DRIVER_X11)
24
25#include "SDL_scancode_tables_c.h"
26
27#include "scancodes_darwin.h"
28#include "scancodes_linux.h"
29#include "scancodes_xfree86.h"
30
31static const struct
32{
33 SDL_ScancodeTable table;
34 SDL_Scancode const *scancodes;
35 int num_entries;
36} SDL_scancode_tables[] = {
37 { SDL_SCANCODE_TABLE_DARWIN, darwin_scancode_table, SDL_arraysize(darwin_scancode_table) },
38 { SDL_SCANCODE_TABLE_LINUX, linux_scancode_table, SDL_arraysize(linux_scancode_table) },
39 { SDL_SCANCODE_TABLE_XFREE86_1, xfree86_scancode_table, SDL_arraysize(xfree86_scancode_table) },
40 { SDL_SCANCODE_TABLE_XFREE86_2, xfree86_scancode_table2, SDL_arraysize(xfree86_scancode_table2) },
41 { SDL_SCANCODE_TABLE_XVNC, xvnc_scancode_table, SDL_arraysize(xvnc_scancode_table) },
42};
43
44const SDL_Scancode *SDL_GetScancodeTable(SDL_ScancodeTable table, int *num_entries)
45{
46 int i;
47
48 for (i = 0; i < SDL_arraysize(SDL_scancode_tables); ++i) {
49 if (table == SDL_scancode_tables[i].table) {
50 *num_entries = SDL_scancode_tables[i].num_entries;
51 return SDL_scancode_tables[i].scancodes;
52 }
53 }
54
55 *num_entries = 0;
56 return NULL;
57}
58
59SDL_Scancode SDL_GetScancodeFromTable(SDL_ScancodeTable table, int keycode)
60{
61 SDL_Scancode scancode = SDL_SCANCODE_UNKNOWN;
62 int num_entries;
63 const SDL_Scancode *scancodes = SDL_GetScancodeTable(table, &num_entries);
64
65 if (keycode >= 0 && keycode < num_entries) {
66 scancode = scancodes[keycode];
67 }
68 return scancode;
69}
70
71#endif // SDL_INPUT_LINUXEV || SDL_VIDEO_DRIVER_WAYLAND || SDL_VIDEO_DRIVER_X11
72