| /* |
| Copyright (C) Valve Corporation |
| |
| This software is provided 'as-is', without any express or implied |
| warranty. In no event will the authors be held liable for any damages |
| arising from the use of this software. |
| |
| Permission is granted to anyone to use this software for any purpose, |
| including commercial applications, and to alter it and redistribute it |
| freely, subject to the following restrictions: |
| |
| 1. The origin of this software must not be misrepresented; you must not |
| claim that you wrote the original software. If you use this software |
| in a product, an acknowledgment in the product documentation would be |
| appreciated but is not required. |
| 2. Altered source versions must be plainly marked as such, and must not be |
| misrepresented as being the original software. |
| 3. This notice may not be removed or altered from any source distribution. |
| */ |
| #include "../SDL_internal.h" |
| |
| #include "SDL_hints.h" |
| #include "SDL_gamecontroller.h" |
| |
| #include "controller_type.h" |
| #include "controller_list.h" |
| |
| |
| static const char *GetControllerTypeOverride( int nVID, int nPID ) |
| { |
| const char *hint = SDL_GetHint(SDL_HINT_GAMECONTROLLERTYPE); |
| if (hint) { |
| char key[32]; |
| const char *spot = NULL; |
| |
| SDL_snprintf(key, sizeof(key), "0x%.4x/0x%.4x=", nVID, nPID); |
| spot = SDL_strstr(hint, key); |
| if (!spot) { |
| SDL_snprintf(key, sizeof(key), "0x%.4X/0x%.4X=", nVID, nPID); |
| spot = SDL_strstr(hint, key); |
| } |
| if (spot) { |
| spot += SDL_strlen(key); |
| if (SDL_strncmp(spot, "k_eControllerType_", 18) == 0) { |
| spot += 18; |
| } |
| return spot; |
| } |
| } |
| return NULL; |
| } |
| |
| |
| EControllerType GuessControllerType( int nVID, int nPID ) |
| { |
| #if 0//def _DEBUG |
| // Verify that there are no duplicates in the controller list |
| // If the list were sorted, we could do this much more efficiently, as well as improve lookup speed. |
| static bool s_bCheckedForDuplicates; |
| if ( !s_bCheckedForDuplicates ) |
| { |
| s_bCheckedForDuplicates = true; |
| int i, j; |
| for ( i = 0; i < sizeof( arrControllers ) / sizeof( arrControllers[ 0 ] ); ++i ) |
| { |
| for ( j = i + 1; j < sizeof( arrControllers ) / sizeof( arrControllers[ 0 ] ); ++j ) |
| { |
| if ( arrControllers[ i ].m_unDeviceID == arrControllers[ j ].m_unDeviceID ) |
| { |
| Log( "Duplicate controller entry found for VID 0x%.4x PID 0x%.4x\n", ( arrControllers[ i ].m_unDeviceID >> 16 ), arrControllers[ i ].m_unDeviceID & 0xFFFF ); |
| } |
| } |
| } |
| } |
| #endif // _DEBUG |
| |
| unsigned int unDeviceID = MAKE_CONTROLLER_ID( nVID, nPID ); |
| int iIndex; |
| |
| const char *pszOverride = GetControllerTypeOverride( nVID, nPID ); |
| if ( pszOverride ) |
| { |
| if ( SDL_strncasecmp( pszOverride, "Xbox360", 7 ) == 0 ) |
| { |
| return k_eControllerType_XBox360Controller; |
| } |
| if ( SDL_strncasecmp( pszOverride, "XboxOne", 7 ) == 0 ) |
| { |
| return k_eControllerType_XBoxOneController; |
| } |
| if ( SDL_strncasecmp( pszOverride, "PS3", 3 ) == 0 ) |
| { |
| return k_eControllerType_PS3Controller; |
| } |
| if ( SDL_strncasecmp( pszOverride, "PS4", 3 ) == 0 ) |
| { |
| return k_eControllerType_PS4Controller; |
| } |
| if ( SDL_strncasecmp( pszOverride, "PS5", 3 ) == 0 ) |
| { |
| return k_eControllerType_PS5Controller; |
| } |
| if ( SDL_strncasecmp( pszOverride, "SwitchPro", 9 ) == 0 ) |
| { |
| return k_eControllerType_SwitchProController; |
| } |
| if ( SDL_strncasecmp( pszOverride, "Steam", 5 ) == 0 ) |
| { |
| return k_eControllerType_SteamController; |
| } |
| return k_eControllerType_UnknownNonSteamController; |
| } |
| |
| for ( iIndex = 0; iIndex < sizeof( arrControllers ) / sizeof( arrControllers[0] ); ++iIndex ) |
| { |
| if ( unDeviceID == arrControllers[ iIndex ].m_unDeviceID ) |
| { |
| return arrControllers[ iIndex ].m_eControllerType; |
| } |
| } |
| |
| return k_eControllerType_UnknownNonSteamController; |
| |
| } |
| |
| const char *GuessControllerName( int nVID, int nPID ) |
| { |
| unsigned int unDeviceID = MAKE_CONTROLLER_ID( nVID, nPID ); |
| int iIndex; |
| for ( iIndex = 0; iIndex < sizeof( arrControllers ) / sizeof( arrControllers[0] ); ++iIndex ) |
| { |
| if ( unDeviceID == arrControllers[ iIndex ].m_unDeviceID ) |
| { |
| return arrControllers[ iIndex ].m_pszName; |
| } |
| } |
| |
| return NULL; |
| |
| } |
| |
| #undef MAKE_CONTROLLER_ID |
| |
| /* vi: set ts=4 sw=4 noexpandtab: */ |