portapack-mayhem/firmware/application/apps/ui_sd_wipe.hpp

/*
 * Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
 * Copyright (C) 2016 Furrtek
 *
 * 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.
 */

#ifndef __UI_SD_WIPE_H__
#define __UI_SD_WIPE_H__

#include "ui_widget.hpp"
#include "ui_navigation.hpp"
#include "string_format.hpp"
#include "ff.h"

#include <cstdint>

namespace ui {

class WipeSDView : public View {
   public:
    WipeSDView(NavigationView& nav);
    ~WipeSDView();
    void focus() override;

    std::string title() const override { return "Wipe SD Card"; };

   private:
    NavigationView& nav_;

    bool confirmed = false;
    static Thread* thread;

    static msg_t static_fn(void* arg) {
        auto obj = static_cast<WipeSDView*>(arg);
        obj->run();
        return 0;
    }

    void run() {
        lfsr_word_t v = 1;
        // DIR d;
        const auto buffer = std::make_unique<std::array<uint8_t, 512>>();

        // f_opendir(&d, (TCHAR*)u"");

        uint32_t count = 512;  // sd_card::fs.n_fats * sd_card::fs.fsize;
        progress.set_max(count);

        for (uint32_t c = 0; c < count; c++) {
            progress.set_value(c);

            lfsr_fill(v,
                      reinterpret_cast<lfsr_word_t*>(buffer->data()),
                      sizeof(*buffer.get()) / sizeof(lfsr_word_t));

            if (disk_write(sd_card::fs.drv, buffer->data(), sd_card::fs.fatbase + c, 1) != RES_OK)
                break;
        }
        nav_.pop();
    }

    Text text_info{
        {10 * 8, 16 * 8, 10 * 8, 16},
        "Working..."};

    ProgressBar progress{
        {2 * 8, 19 * 8, 26 * 8, 24}};

    Button dummy{
        {240, 0, 0, 0},
        ""};
};

} /* namespace ui */

#endif /*__UI_SD_WIPE_H__*/