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FreeRDP/winpr/libwinpr/input/scancode.c
akallabeth c0dc193a39 [winpr,input] use enum for keyboard types 
* move type definition to WinPR as used there too.
* supported keyboard types are defined in
  [MS-RDPBCGR] 2.2.1.3.2 Client Core Data (TS_UD_CS_CORE)]
  use a enum instead of magic numbers to make code more readable.
2023-04-21 12:31:51 +02:00

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/**
* WinPR: Windows Portable Runtime
* Keyboard Input
*
* Copyright 2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <winpr/config.h>
#include <winpr/crt.h>
#include <winpr/input.h>
/**
* Virtual Scan Codes
*/
/**
* Keyboard Type 4
*/
static DWORD KBD4T[128] = {
KBD4_T00, KBD4_T01, KBD4_T02, KBD4_T03, KBD4_T04, KBD4_T05, KBD4_T06, KBD4_T07, KBD4_T08,
KBD4_T09, KBD4_T0A, KBD4_T0B, KBD4_T0C, KBD4_T0D, KBD4_T0E, KBD4_T0F, KBD4_T10, KBD4_T11,
KBD4_T12, KBD4_T13, KBD4_T14, KBD4_T15, KBD4_T16, KBD4_T17, KBD4_T18, KBD4_T19, KBD4_T1A,
KBD4_T1B, KBD4_T1C, KBD4_T1D, KBD4_T1E, KBD4_T1F, KBD4_T20, KBD4_T21, KBD4_T22, KBD4_T23,
KBD4_T24, KBD4_T25, KBD4_T26, KBD4_T27, KBD4_T28, KBD4_T29, KBD4_T2A, KBD4_T2B, KBD4_T2C,
KBD4_T2D, KBD4_T2E, KBD4_T2F, KBD4_T30, KBD4_T31, KBD4_T32, KBD4_T33, KBD4_T34, KBD4_T35,
KBD4_T36, KBD4_T37, KBD4_T38, KBD4_T39, KBD4_T3A, KBD4_T3B, KBD4_T3C, KBD4_T3D, KBD4_T3E,
KBD4_T3F, KBD4_T40, KBD4_T41, KBD4_T42, KBD4_T43, KBD4_T44, KBD4_T45, KBD4_T46, KBD4_T47,
KBD4_T48, KBD4_T49, KBD4_T4A, KBD4_T4B, KBD4_T4C, KBD4_T4D, KBD4_T4E, KBD4_T4F, KBD4_T50,
KBD4_T51, KBD4_T52, KBD4_T53, KBD4_T54, KBD4_T55, KBD4_T56, KBD4_T57, KBD4_T58, KBD4_T59,
KBD4_T5A, KBD4_T5B, KBD4_T5C, KBD4_T5D, KBD4_T5E, KBD4_T5F, KBD4_T60, KBD4_T61, KBD4_T62,
KBD4_T63, KBD4_T64, KBD4_T65, KBD4_T66, KBD4_T67, KBD4_T68, KBD4_T69, KBD4_T6A, KBD4_T6B,
KBD4_T6C, KBD4_T6D, KBD4_T6E, KBD4_T6F, KBD4_T70, KBD4_T71, KBD4_T72, KBD4_T73, KBD4_T74,
KBD4_T75, KBD4_T76, KBD4_T77, KBD4_T78, KBD4_T79, KBD4_T7A, KBD4_T7B, KBD4_T7C, KBD4_T7D,
KBD4_T7E, KBD4_T7F
};
static DWORD KBD4X[128] = {
VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE,
VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, KBD4_X10, VK_NONE,
VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, KBD4_X19, VK_NONE,
VK_NONE, KBD4_X1C, KBD4_X1D, VK_NONE, VK_NONE, KBD4_X20, KBD4_X21, KBD4_X22, VK_NONE,
KBD4_X24, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE,
VK_NONE, KBD4_X2E, VK_NONE, KBD4_X30, VK_NONE, KBD4_X32, VK_NONE, VK_NONE, KBD4_X35,
VK_NONE, KBD4_X37, KBD4_X38, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE,
VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, KBD4_X46, KBD4_X47,
KBD4_X48, KBD4_X49, VK_NONE, KBD4_X4B, VK_NONE, KBD4_X4D, VK_NONE, KBD4_X4F, KBD4_X50,
KBD4_X51, KBD4_X52, KBD4_X53, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE,
VK_NONE, KBD4_X5B, KBD4_X5C, KBD4_X5D, KBD4_X5E, KBD4_X5F, VK_NONE, VK_NONE, VK_NONE,
VK_NONE, VK_NONE, KBD4_X65, KBD4_X66, KBD4_X67, KBD4_X68, KBD4_X69, KBD4_X6A, KBD4_X6B,
KBD4_X6C, KBD4_X6D, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE,
VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE,
VK_NONE, VK_NONE,
};
/**
* Keyboard Type 7
*/
static DWORD KBD7T[128] = {
KBD7_T00, KBD7_T01, KBD7_T02, KBD7_T03, KBD7_T04, KBD7_T05, KBD7_T06, KBD7_T07, KBD7_T08,
KBD7_T09, KBD7_T0A, KBD7_T0B, KBD7_T0C, KBD7_T0D, KBD7_T0E, KBD7_T0F, KBD7_T10, KBD7_T11,
KBD7_T12, KBD7_T13, KBD7_T14, KBD7_T15, KBD7_T16, KBD7_T17, KBD7_T18, KBD7_T19, KBD7_T1A,
KBD7_T1B, KBD7_T1C, KBD7_T1D, KBD7_T1E, KBD7_T1F, KBD7_T20, KBD7_T21, KBD7_T22, KBD7_T23,
KBD7_T24, KBD7_T25, KBD7_T26, KBD7_T27, KBD7_T28, KBD7_T29, KBD7_T2A, KBD7_T2B, KBD7_T2C,
KBD7_T2D, KBD7_T2E, KBD7_T2F, KBD7_T30, KBD7_T31, KBD7_T32, KBD7_T33, KBD7_T34, KBD7_T35,
KBD7_T36, KBD7_T37, KBD7_T38, KBD7_T39, KBD7_T3A, KBD7_T3B, KBD7_T3C, KBD7_T3D, KBD7_T3E,
KBD7_T3F, KBD7_T40, KBD7_T41, KBD7_T42, KBD7_T43, KBD7_T44, KBD7_T45, KBD7_T46, KBD7_T47,
KBD7_T48, KBD7_T49, KBD7_T4A, KBD7_T4B, KBD7_T4C, KBD7_T4D, KBD7_T4E, KBD7_T4F, KBD7_T50,
KBD7_T51, KBD7_T52, KBD7_T53, KBD7_T54, KBD7_T55, KBD7_T56, KBD7_T57, KBD7_T58, KBD7_T59,
KBD7_T5A, KBD7_T5B, KBD7_T5C, KBD7_T5D, KBD7_T5E, KBD7_T5F, KBD7_T60, KBD7_T61, KBD7_T62,
KBD7_T63, KBD7_T64, KBD7_T65, KBD7_T66, KBD7_T67, KBD7_T68, KBD7_T69, KBD7_T6A, KBD7_T6B,
KBD7_T6C, KBD7_T6D, KBD7_T6E, KBD7_T6F, KBD7_T70, KBD7_T71, KBD7_T72, KBD7_T73, KBD7_T74,
KBD7_T75, KBD7_T76, KBD7_T77, KBD7_T78, KBD7_T79, KBD7_T7A, KBD7_T7B, KBD7_T7C, KBD7_T7D,
KBD7_T7E, KBD7_T7F
};
static DWORD KBD7X[128] = {
VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE,
VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, KBD7_X10, VK_NONE,
VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, KBD7_X19, VK_NONE,
VK_NONE, KBD7_X1C, KBD7_X1D, VK_NONE, VK_NONE, KBD7_X20, KBD7_X21, KBD7_X22, VK_NONE,
KBD7_X24, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE,
VK_NONE, KBD7_X2E, VK_NONE, KBD7_X30, VK_NONE, KBD7_X32, KBD7_X33, VK_NONE, KBD7_X35,
VK_NONE, KBD7_X37, KBD7_X38, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE,
VK_NONE, VK_NONE, VK_NONE, KBD7_X42, KBD7_X43, KBD7_X44, VK_NONE, KBD7_X46, KBD7_X47,
KBD7_X48, KBD7_X49, VK_NONE, KBD7_X4B, VK_NONE, KBD7_X4D, VK_NONE, KBD7_X4F, KBD7_X50,
KBD7_X51, KBD7_X52, KBD7_X53, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE,
VK_NONE, KBD7_X5B, KBD7_X5C, KBD7_X5D, KBD7_X5E, KBD7_X5F, VK_NONE, VK_NONE, VK_NONE,
VK_NONE, VK_NONE, KBD7_X65, KBD7_X66, KBD7_X67, KBD7_X68, KBD7_X69, KBD7_X6A, KBD7_X6B,
KBD7_X6C, KBD7_X6D, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE,
VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE, VK_NONE,
VK_NONE, VK_NONE
};
DWORD GetVirtualKeyCodeFromVirtualScanCode(DWORD scancode, DWORD dwKeyboardType)
{
const DWORD codeIndex = scancode & 0xFF;
if (codeIndex > 127)
return VK_NONE;
if ((dwKeyboardType != WINPR_KBD_TYPE_IBM_ENHANCED) &&
(dwKeyboardType != WINPR_KBD_TYPE_JAPANESE))
dwKeyboardType = WINPR_KBD_TYPE_IBM_ENHANCED;
if (dwKeyboardType == WINPR_KBD_TYPE_IBM_ENHANCED)
return (scancode & KBDEXT) ? KBD4X[codeIndex] : KBD4T[codeIndex];
else if (dwKeyboardType == WINPR_KBD_TYPE_JAPANESE)
return (scancode & KBDEXT) ? KBD7X[codeIndex] : KBD7T[codeIndex];
return VK_NONE;
}
DWORD GetVirtualScanCodeFromVirtualKeyCode(DWORD vkcode, DWORD dwKeyboardType)
{
DWORD scancode = 0;
DWORD codeIndex = vkcode & 0xFF;
if ((dwKeyboardType != WINPR_KBD_TYPE_IBM_ENHANCED) &&
(dwKeyboardType != WINPR_KBD_TYPE_JAPANESE))
dwKeyboardType = WINPR_KBD_TYPE_IBM_ENHANCED;
if (dwKeyboardType == WINPR_KBD_TYPE_IBM_ENHANCED)
{
if (vkcode & KBDEXT)
{
for (size_t i = 0; i < ARRAYSIZE(KBD4X); i++)
{
if (KBD4X[i] == codeIndex)
{
scancode = (i | KBDEXT);
break;
}
}
}
else
{
for (size_t i = 0; i < ARRAYSIZE(KBD4T); i++)
{
if (KBD4T[i] == codeIndex)
{
scancode = i;
break;
}
}
}
}
else if (dwKeyboardType == WINPR_KBD_TYPE_JAPANESE)
{
if (vkcode & KBDEXT)
{
for (size_t i = 0; i < ARRAYSIZE(KBD7X); i++)
{
if (KBD7X[i] == codeIndex)
{
scancode = (i | KBDEXT);
break;
}
}
}
else
{
for (size_t i = 0; i < ARRAYSIZE(KBD7T); i++)
{
if (KBD7T[i] == codeIndex)
{
scancode = i;
break;
}
}
}
}
return scancode;
}
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