Atmosphere/stratosphere/loader/source/ldr_hid.cpp

/*
 * Copyright (c) 2018-2019 Atmosphère-NX
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include <switch.h>
#include <string.h>

#include "ldr_content_management.hpp"
#include "ldr_hid.hpp"

Result HidManagement::GetKeysHeld(u64 *keys) {
    if (!ContentManagement::HasCreatedTitle(TitleId_Hid)) {
        return MAKERESULT(Module_Libnx, LibnxError_InitFail_HID);
    }

    if (!serviceIsActive(hidGetSessionService())) {
        bool initialized = false;
        DoWithSmSession([&]() {
            if (R_SUCCEEDED(hidInitialize())) {
                initialized = true;
            }
        });
        if (!initialized) {
            return MAKERESULT(Module_Libnx, LibnxError_InitFail_HID);
        }
    }

    hidScanInput();
    *keys = 0;

    for (int controller = 0; controller < 10; controller++) {
        *keys |= hidKeysHeld((HidControllerID) controller);
    }

    return ResultSuccess;
}