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Allow the application to send commands to Nintendo Switch controllers

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This commit is contained in:
Sam Lantinga 2023-06-02 15:52:56 -07:00
parent 7c55845c80
commit 9837653b9d
1 changed files with 16 additions and 3 deletions
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19
src/joystick/hidapi/SDL_hidapi_switch.c
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@ -393,7 +393,7 @@ static SDL_bool ReadProprietaryReply(SDL_DriverSwitch_Context *ctx, ESwitchPropr
return SDL_FALSE; return SDL_FALSE;
} }
static void ConstructSubcommand(SDL_DriverSwitch_Context *ctx, ESwitchSubcommandIDs ucCommandID, Uint8 *pBuf, Uint8 ucLen, SwitchSubcommandOutputPacket_t *outPacket) static void ConstructSubcommand(SDL_DriverSwitch_Context *ctx, ESwitchSubcommandIDs ucCommandID, const Uint8 *pBuf, Uint8 ucLen, SwitchSubcommandOutputPacket_t *outPacket)
{ {
SDL_memset(outPacket, 0, sizeof(*outPacket)); SDL_memset(outPacket, 0, sizeof(*outPacket));
@ -432,7 +432,7 @@ static SDL_bool WritePacket(SDL_DriverSwitch_Context *ctx, void *pBuf, Uint8 ucL
} }
} }
static SDL_bool WriteSubcommand(SDL_DriverSwitch_Context *ctx, ESwitchSubcommandIDs ucCommandID, Uint8 *pBuf, Uint8 ucLen, SwitchSubcommandInputPacket_t **ppReply) static SDL_bool WriteSubcommand(SDL_DriverSwitch_Context *ctx, ESwitchSubcommandIDs ucCommandID, const Uint8 *pBuf, Uint8 ucLen, SwitchSubcommandInputPacket_t **ppReply)
{ {
SwitchSubcommandInputPacket_t *reply = NULL; SwitchSubcommandInputPacket_t *reply = NULL;
int nTries; int nTries;
@ -648,7 +648,7 @@ static SDL_bool SetVibrationEnabled(SDL_DriverSwitch_Context *ctx, Uint8 enabled
} }
static SDL_bool SetInputMode(SDL_DriverSwitch_Context *ctx, Uint8 input_mode) static SDL_bool SetInputMode(SDL_DriverSwitch_Context *ctx, Uint8 input_mode)
{ {
return WriteSubcommand(ctx, k_eSwitchSubcommandIDs_SetInputReportMode, &input_mode, 1, NULL); return WriteSubcommand(ctx, k_eSwitchSubcommandIDs_SetInputReportMode, &input_mode, sizeof(input_mode), NULL);
} }
static SDL_bool SetHomeLED(SDL_DriverSwitch_Context *ctx, Uint8 brightness) static SDL_bool SetHomeLED(SDL_DriverSwitch_Context *ctx, Uint8 brightness)
@ -1579,6 +1579,19 @@ static int HIDAPI_DriverSwitch_SendJoystickEffect(SDL_HIDAPI_Device *device, SDL
ctx->m_bRumblePending = SDL_FALSE; ctx->m_bRumblePending = SDL_FALSE;
ctx->m_bRumbleZeroPending = SDL_FALSE; ctx->m_bRumbleZeroPending = SDL_FALSE;
return 0; return 0;
} else if (size >= 2 && size <= 256) {
const Uint8 *payload = (const Uint8 *)data;
ESwitchSubcommandIDs cmd = (ESwitchSubcommandIDs)payload[0];
if (cmd == k_eSwitchSubcommandIDs_SetInputReportMode && !device->is_bluetooth) {
/* Going into simple mode over USB disables input reports, so don't do that */
return 0;
}
if (!WriteSubcommand(ctx, cmd, &payload[1], (Uint8)(size - 1), NULL)) {
return -1;
}
return 0;
} }
return SDL_Unsupported(); return SDL_Unsupported();
} }