Atmosphere/stratosphere/pm/source/pm_info.cpp

/*
 * Copyright (c) 2018 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 "pm_registration.hpp"
#include "pm_info.hpp"

Result InformationService::dispatch(IpcParsedCommand &r, IpcCommand &out_c, u64 cmd_id, u8 *pointer_buffer, size_t pointer_buffer_size) {
    Result rc = 0xF601;
    
    switch ((InformationCmd)cmd_id) {
        case Information_Cmd_GetTitleId:
            rc = WrapIpcCommandImpl<&InformationService::get_title_id>(this, r, out_c, pointer_buffer, pointer_buffer_size);
            break;
        default:
            break;
    }
    
    return rc;
}

Result InformationService::handle_deferred() {
    /* This service is never deferrable. */
    return 0;
}

std::tuple<Result, u64> InformationService::get_title_id(u64 pid) {
    auto auto_lock = Registration::GetProcessListUniqueLock();
    
    std::shared_ptr<Registration::Process> proc = Registration::GetProcess(pid);
    if (proc != NULL) {
        return {0x0, proc->tid_sid.title_id};
    } else {
        return {0x20F, 0x0};
    }
}