portapack-mayhem/firmware/standalone/pacman/main.cpp

/*
 * Copyright (C) 2024 Bernd Herzog
 *
 * This file is part of PortaPack.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that 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; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street,
 * Boston, MA 02110-1301, USA.
 */

#include "standalone_app.hpp"
#include "pacman.hpp"
#include <memory>

const standalone_application_api_t* _api;

extern "C" {
__attribute__((section(".standalone_application_information"), used)) standalone_application_information_t _standalone_application_information = {
    /*.header_version = */ CURRENT_STANDALONE_APPLICATION_API_VERSION,

    /*.app_name = */ "Pac-Man",
    /*.bitmap_data = */ {
        0x00,
        0x00,
        0x00,
        0x00,
        0xC0,
        0x07,
        0xE0,
        0x0F,
        0xF0,
        0x1F,
        0xF8,
        0x07,
        0xF8,
        0x01,
        0x78,
        0x00,
        0xF8,
        0x01,
        0xF8,
        0x07,
        0xF0,
        0x1F,
        0xE0,
        0x0F,
        0xC0,
        0x07,
        0x00,
        0x00,
        0x00,
        0x00,
        0x00,
        0x00,
    },
    /*.icon_color = 16 bit: 5R 6G 5B*/ 0x0000FFE0,
    /*.menu_location = */ app_location_t::UTILITIES,

    /*.initialize_app = */ initialize,
    /*.on_event = */ on_event,
    /*.shutdown = */ shutdown,
};
}

/* Implementing abort() eliminates requirement for _getpid(), _kill(), _exit(). */
extern "C" void abort() {
    while (true);
}

// replace memory allocations to use heap from chibios
extern "C" void* malloc(size_t size) {
    return _api->malloc(size);
}
extern "C" void* calloc(size_t num, size_t size) {
    return _api->calloc(num, size);
}
extern "C" void* realloc(void* p, size_t size) {
    return _api->realloc(p, size);
}
extern "C" void free(void* p) {
    _api->free(p);
}

// redirect std lib memory allocations (sprintf, etc.)
extern "C" void* __wrap__malloc_r(size_t size) {
    return _api->malloc(size);
}
extern "C" void __wrap__free_r(void* p) {
    _api->free(p);
}