feat: GPT, FAT32 driver, disks app, userspace adapted for multiple drives, and more

2026-03-07 15:58:27 +01:00
parent 8c5c259f5d
commit 4d0177d55e
48 changed files with 5777 additions and 873 deletions
@@ -0,0 +1,138 @@
+/*
+ * disks.h
+ * Shared header for the MontaukOS Disk Tool
+ * Copyright (c) 2026 Daniel Hammer
+ */
+
+#pragma once
+
+#include <montauk/syscall.h>
+#include <montauk/string.h>
+#include <montauk/heap.h>
+#include <gui/gui.hpp>
+#include <gui/truetype.hpp>
+
+extern "C" {
+#include <string.h>
+#include <stdio.h>
+}
+
+using namespace gui;
+
+// ============================================================================
+// Constants
+// ============================================================================
+
+static constexpr int INIT_W       = 640;
+static constexpr int INIT_H       = 460;
+static constexpr int TOOLBAR_H    = 40;
+static constexpr int HEADER_H     = 26;
+static constexpr int ITEM_H       = 32;
+static constexpr int MAP_H        = 48;
+static constexpr int MAP_PAD      = 16;
+static constexpr int MAX_PARTS    = 32;
+static constexpr int MAX_DISKS    = 8;
+static constexpr int STATUS_H     = 26;
+static constexpr int FONT_SIZE    = 16;
+
+static constexpr int TB_BTN_Y     = 7;
+static constexpr int TB_BTN_H     = 26;
+static constexpr int TB_BTN_RAD   = 6;
+
+static constexpr Color BG_COLOR       = Color::from_rgb(0xFF, 0xFF, 0xFF);
+static constexpr Color TOOLBAR_BG     = Color::from_rgb(0xF5, 0xF5, 0xF5);
+static constexpr Color HEADER_BG      = Color::from_rgb(0xF0, 0xF0, 0xF0);
+static constexpr Color BORDER_COLOR   = Color::from_rgb(0xCC, 0xCC, 0xCC);
+static constexpr Color TEXT_COLOR     = Color::from_rgb(0x22, 0x22, 0x22);
+static constexpr Color DIM_TEXT       = Color::from_rgb(0x66, 0x66, 0x66);
+static constexpr Color FAINT_TEXT     = Color::from_rgb(0x88, 0x88, 0x88);
+static constexpr Color HOVER_BG       = Color::from_rgb(0xE8, 0xF0, 0xF8);
+static constexpr Color STATUS_BG_COL  = Color::from_rgb(0xF0, 0xF0, 0xF0);
+static constexpr Color WHITE          = Color::from_rgb(0xFF, 0xFF, 0xFF);
+
+static constexpr int NUM_PART_COLORS = 8;
+
+// ============================================================================
+// Filesystem types
+// ============================================================================
+
+struct FsTypeEntry {
+    const char* name;
+    int         id;
+};
+
+static const FsTypeEntry g_fsTypes[] = {
+    { "FAT32", Montauk::FS_TYPE_FAT32 },
+};
+static constexpr int NUM_FS_TYPES = 1;
+
+// ============================================================================
+// State
+// ============================================================================
+
+static constexpr int FMT_DLG_W = 280;
+static constexpr int FMT_DLG_H = 220;
+
+struct FormatDialog {
+    bool open;
+    int  global_part_index;
+    int  selected_fs;
+    bool hover_format;
+    bool hover_cancel;
+    char part_desc[80];
+    int  win_id;
+    uint32_t* pixels;
+};
+
+struct DiskToolState {
+    Montauk::DiskInfo disks[MAX_DISKS];
+    int disk_count;
+    Montauk::PartInfo parts[MAX_PARTS];
+    int part_count;
+    int selected_disk;
+    int selected_part;
+    int scroll_y;
+    char status[80];
+    uint64_t status_time;
+    FormatDialog fmt_dlg;
+};
+
+// ============================================================================
+// Global state (extern — defined in main.cpp)
+// ============================================================================
+
+extern int g_win_w, g_win_h;
+extern DiskToolState g_state;
+extern TrueTypeFont* g_font;
+
+// ============================================================================
+// Partition colors
+// ============================================================================
+
+extern const Color part_colors[NUM_PART_COLORS];
+
+// ============================================================================
+// Function declarations — helpers (main.cpp)
+// ============================================================================
+
+void set_status(const char* msg);
+int  get_disk_parts(int* indices, int max);
+void format_disk_size(char* buf, int bufsize, uint64_t sectors, uint16_t sectorSize);
+
+// ============================================================================
+// Function declarations — render.cpp
+// ============================================================================
+
+void render(uint32_t* pixels);
+void render_format_window();
+
+// ============================================================================
+// Function declarations — actions.cpp
+// ============================================================================
+
+void disktool_refresh();
+void do_create_partition();
+void do_mount_partition();
+void open_format_dialog();
+void close_format_dialog();
+void format_dialog_do_format();