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hekate/nyx/nyx_gui/frontend/gui_emummc_tools.c
CTCaer 4f2a6f16d3 nyx: fix use after free and a heap corruption 
Fix use after free and a heap corruption on emummc config loading/freeing that could cause hangs when entering emummc window.
2022-10-11 04:37:17 +03:00

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/*
* Copyright (c) 2019-2022 CTCaer
*
* 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 <stdlib.h>
#include <bdk.h>
#include "gui.h"
#include "fe_emummc_tools.h"
#include "gui_tools_partition_manager.h"
#include <libs/fatfs/ff.h>
extern char *emmcsn_path_impl(char *path, char *sub_dir, char *filename, sdmmc_storage_t *storage);
typedef struct _mbr_ctxt_t
{
u32 available;
u32 sector[3];
u32 resized_cnt[3];
int part_idx;
u32 sector_start;
} mbr_ctxt_t;
static mbr_ctxt_t mbr_ctx;
static lv_obj_t *emummc_manage_window;
static lv_res_t (*emummc_tools)(lv_obj_t *btn);
static lv_res_t _action_emummc_window_close(lv_obj_t *btn)
{
lv_win_close_action(btn);
close_btn = NULL;
// Delete and relaunch main emuMMC window.
lv_obj_del(emummc_manage_window);
(*emummc_tools)(NULL);
return LV_RES_INV;
}
static void _create_window_emummc()
{
emmc_tool_gui_t emmc_tool_gui_ctxt;
lv_obj_t *win;
if (!mbr_ctx.part_idx)
win = nyx_create_window_custom_close_btn(SYMBOL_DRIVE" Create SD File emuMMC", _action_emummc_window_close);
else
win = nyx_create_window_custom_close_btn(SYMBOL_DRIVE" Create SD Partition emuMMC", _action_emummc_window_close);
//Disable buttons.
nyx_window_toggle_buttons(win, true);
// Create important info container.
lv_obj_t *h1 = lv_cont_create(win, NULL);
lv_cont_set_fit(h1, false, true);
lv_obj_set_width(h1, (LV_HOR_RES / 9) * 5);
lv_obj_set_click(h1, false);
lv_cont_set_layout(h1, LV_LAYOUT_OFF);
static lv_style_t h_style;
lv_style_copy(&h_style, lv_cont_get_style(h1));
h_style.body.main_color = LV_COLOR_HEX(0x1d1d1d);
h_style.body.grad_color = h_style.body.main_color;
h_style.body.opa = LV_OPA_COVER;
// Chreate log container.
lv_obj_t *h2 = lv_cont_create(win, h1);
lv_cont_set_style(h2, &h_style);
lv_cont_set_fit(h2, false, false);
lv_obj_set_size(h2, (LV_HOR_RES / 11) * 4, LV_DPI * 5);
lv_cont_set_layout(h2, LV_LAYOUT_OFF);
lv_obj_align(h2, h1, LV_ALIGN_OUT_RIGHT_TOP, 0, LV_DPI / 5);
lv_obj_t *label_log = lv_label_create(h2, NULL);
lv_label_set_recolor(label_log, true);
lv_obj_set_style(label_log, &monospace_text);
lv_label_set_long_mode(label_log, LV_LABEL_LONG_BREAK);
lv_label_set_static_text(label_log, "");
lv_obj_set_width(label_log, lv_obj_get_width(h2));
lv_obj_align(label_log, h2, LV_ALIGN_IN_TOP_LEFT, LV_DPI / 10, LV_DPI / 10);
emmc_tool_gui_ctxt.label_log = label_log;
// Create elements for info container.
lv_obj_t *label_sep = lv_label_create(h1, NULL);
lv_label_set_static_text(label_sep, "");
lv_obj_t *label_info = lv_label_create(h1, NULL);
lv_label_set_recolor(label_info, true);
lv_obj_set_width(label_info, lv_obj_get_width(h1));
lv_label_set_static_text(label_info, "\n\n\n\n\n\n\n\n\n");
lv_obj_set_style(label_info, lv_theme_get_current()->label.prim);
lv_obj_align(label_info, label_sep, LV_ALIGN_OUT_BOTTOM_LEFT, LV_DPI / 4, LV_DPI / 10);
emmc_tool_gui_ctxt.label_info = label_info;
lv_obj_t *bar = lv_bar_create(h1, NULL);
lv_obj_set_size(bar, LV_DPI * 38 / 10, LV_DPI / 5);
lv_bar_set_range(bar, 0, 100);
lv_bar_set_value(bar, 0);
lv_obj_align(bar, label_info, LV_ALIGN_OUT_BOTTOM_LEFT, 0, LV_DPI / 8);
lv_obj_set_opa_scale(bar, LV_OPA_0);
lv_obj_set_opa_scale_enable(bar, true);
emmc_tool_gui_ctxt.bar = bar;
lv_obj_t *label_pct= lv_label_create(h1, NULL);
lv_label_set_recolor(label_pct, true);
lv_label_set_static_text(label_pct, " "SYMBOL_DOT" 0%");
lv_obj_set_style(label_pct, lv_theme_get_current()->label.prim);
lv_obj_align(label_pct, bar, LV_ALIGN_OUT_RIGHT_MID, LV_DPI / 20, 0);
lv_obj_set_opa_scale(label_pct, LV_OPA_0);
lv_obj_set_opa_scale_enable(label_pct, true);
emmc_tool_gui_ctxt.label_pct = label_pct;
lv_obj_t *label_finish = lv_label_create(h1, NULL);
lv_label_set_recolor(label_finish, true);
lv_label_set_static_text(label_finish, "");
lv_obj_set_style(label_finish, lv_theme_get_current()->label.prim);
lv_obj_align(label_finish, bar, LV_ALIGN_OUT_BOTTOM_LEFT, 0, LV_DPI * 9 / 20);
emmc_tool_gui_ctxt.label_finish = label_finish;
if (!mbr_ctx.part_idx)
dump_emummc_file(&emmc_tool_gui_ctxt);
else
dump_emummc_raw(&emmc_tool_gui_ctxt, mbr_ctx.part_idx, mbr_ctx.sector_start, mbr_ctx.resized_cnt[mbr_ctx.part_idx - 1]);
nyx_window_toggle_buttons(win, false);
}
static lv_res_t _create_emummc_raw_format(lv_obj_t * btns, const char * txt)
{
int btn_idx = lv_btnm_get_pressed(btns);
// Delete parent mbox.
mbox_action(btns, txt);
// Create partition window.
if (!btn_idx)
create_window_partition_manager(btns);
mbr_ctx.part_idx = 0;
mbr_ctx.sector_start = 0;
return LV_RES_INV;
}
static lv_res_t _create_emummc_raw_action(lv_obj_t * btns, const char * txt)
{
int btn_idx = lv_btnm_get_pressed(btns);
lv_obj_t *bg = lv_obj_get_parent(lv_obj_get_parent(btns));
mbr_ctx.sector_start = 0x8000; // Protective offset.
switch (btn_idx)
{
case 0:
mbr_ctx.part_idx = 1;
mbr_ctx.sector_start += mbr_ctx.sector[0];
break;
case 1:
mbr_ctx.part_idx = 2;
mbr_ctx.sector_start += mbr_ctx.sector[1];
break;
case 2:
mbr_ctx.part_idx = 3;
mbr_ctx.sector_start += mbr_ctx.sector[2];
break;
default:
break;
}
if (btn_idx < 3)
{
lv_obj_set_style(bg, &lv_style_transp);
_create_window_emummc();
}
mbr_ctx.part_idx = 0;
mbr_ctx.sector_start = 0;
mbox_action(btns, txt);
return LV_RES_INV;
}
static void _create_mbox_emummc_raw()
{
lv_obj_t *dark_bg = lv_obj_create(lv_scr_act(), NULL);
lv_obj_set_style(dark_bg, &mbox_darken);
lv_obj_set_size(dark_bg, LV_HOR_RES, LV_VER_RES);
static const char *mbox_btn_format[] = { "\222Continue", "\222Cancel", "" };
static char *mbox_btn_parts[] = { "\262Part 1", "\262Part 2", "\262Part 3", "\222Cancel", "" };
lv_obj_t * mbox = lv_mbox_create(dark_bg, NULL);
lv_mbox_set_recolor_text(mbox, true);
lv_obj_set_width(mbox, LV_HOR_RES / 9 * 6);
char *txt_buf = (char *)malloc(SZ_16K);
mbr_t *mbr = (mbr_t *)malloc(sizeof(mbr_t));
memset(&mbr_ctx, 0, sizeof(mbr_ctxt_t));
sd_mount();
sdmmc_storage_read(&sd_storage, 0, 1, mbr);
sd_unmount();
emmc_initialize(false);
u32 emmc_size_safe = emmc_storage.sec_cnt + 0xC000; // eMMC GPP size + BOOT0/1.
emmc_end();
for (int i = 1; i < 4; i++)
{
u32 part_size = mbr->partitions[i].size_sct;
u32 part_start = mbr->partitions[i].start_sct;
u8 part_type = mbr->partitions[i].type;
// Skip Linux, GPT (Android) and SFD partitions.
bool valid_part = (part_type != 0x83) && (part_type != 0xEE) && (part_type != 0xFF);
// Check if at least 4GB and start above 16MB.
if ((part_size >= 0x80F000) && part_start > 0x8000 && valid_part)
{
mbr_ctx.available |= BIT(i - 1);
mbr_ctx.sector[i - 1] = part_start;
// Only allow up to 16GB resized emuMMC.
if (part_size <= 0x2010000)
mbr_ctx.resized_cnt[i - 1] = part_size - 0xC000; // Save sectors count without protective size and BOOT0/1.
else if (part_size >= emmc_size_safe)
mbr_ctx.resized_cnt[i - 1] = 0;
else
{
mbr_ctx.available &= ~BIT(i - 1);
mbr_ctx.sector[i - 1] = 0;
}
}
}
if (mbr_ctx.available)
{
s_printf(txt_buf,
"#C7EA46 Found applicable partition(s)!#\n"
"#FF8000 Choose a partition to continue:#\n\n");
}
else
s_printf(txt_buf, "#FFDD00 Failed to find applicable partition!#\n\n");
s_printf(txt_buf + strlen(txt_buf),
"Partition table:\n"
"#C0C0C0 Part 0: Type: %02x, Start: %08x, Size: %08x#\n"
"#%s Part 1: Type: %02x, Start: %08x, Size: %08x#\n"
"#%s Part 2: Type: %02x, Start: %08x, Size: %08x#\n"
"#%s Part 3: Type: %02x, Start: %08x, Size: %08x#",
mbr->partitions[0].type, mbr->partitions[0].start_sct, mbr->partitions[0].size_sct,
(mbr_ctx.available & BIT(0)) ? (mbr_ctx.resized_cnt[0] ? "FFDD00" : "C7EA46") : "C0C0C0",
mbr->partitions[1].type, mbr->partitions[1].start_sct, mbr->partitions[1].size_sct,
(mbr_ctx.available & BIT(1)) ? (mbr_ctx.resized_cnt[1] ? "FFDD00" : "C7EA46") : "C0C0C0",
mbr->partitions[2].type, mbr->partitions[2].start_sct, mbr->partitions[2].size_sct,
(mbr_ctx.available & BIT(2)) ? (mbr_ctx.resized_cnt[2] ? "FFDD00" : "C7EA46") : "C0C0C0",
mbr->partitions[3].type, mbr->partitions[3].start_sct, mbr->partitions[3].size_sct);
if (mbr_ctx.resized_cnt[0] || mbr_ctx.resized_cnt[1] || mbr_ctx.resized_cnt[2])
strcat(txt_buf, "\n\n#FFDD00 Note:# Yellow entries have USER partition resized.");
if (!mbr_ctx.available)
strcat(txt_buf, "\n#FF8000 Do you want to partition the SD card?#\n"
"#FF8000 (You will be asked on how to proceed)#");
lv_mbox_set_text(mbox, txt_buf);
free(txt_buf);
free(mbr);
if (mbr_ctx.available)
{
// Check available partitions and enable the corresponding buttons.
if (mbr_ctx.available & 1)
mbox_btn_parts[0][0] = '\222';
else
mbox_btn_parts[0][0] = '\262';
if (mbr_ctx.available & 2)
mbox_btn_parts[1][0] = '\222';
else
mbox_btn_parts[1][0] = '\262';
if (mbr_ctx.available & 4)
mbox_btn_parts[2][0] = '\222';
else
mbox_btn_parts[2][0] = '\262';
lv_mbox_add_btns(mbox, (const char **)mbox_btn_parts, _create_emummc_raw_action);
}
else
lv_mbox_add_btns(mbox, mbox_btn_format, _create_emummc_raw_format);
lv_obj_align(mbox, NULL, LV_ALIGN_CENTER, 0, 0);
lv_obj_set_top(mbox, true);
}
static lv_res_t _create_emummc_action(lv_obj_t * btns, const char * txt)
{
int btn_idx = lv_btnm_get_pressed(btns);
lv_obj_t *bg = lv_obj_get_parent(lv_obj_get_parent(btns));
mbr_ctx.part_idx = 0;
mbr_ctx.sector_start = 0;
switch (btn_idx)
{
case 0:
lv_obj_set_style(bg, &lv_style_transp);
_create_window_emummc();
break;
case 1:
_create_mbox_emummc_raw();
break;
}
mbox_action(btns, txt);
return LV_RES_INV;
}
static lv_res_t _create_mbox_emummc_create(lv_obj_t *btn)
{
if (!nyx_emmc_check_battery_enough())
return LV_RES_OK;
lv_obj_t *dark_bg = lv_obj_create(lv_scr_act(), NULL);
lv_obj_set_style(dark_bg, &mbox_darken);
lv_obj_set_size(dark_bg, LV_HOR_RES, LV_VER_RES);
static const char * mbox_btn_map[] = { "\222SD File", "\222SD Partition", "\222Cancel", "" };
lv_obj_t * mbox = lv_mbox_create(dark_bg, NULL);
lv_mbox_set_recolor_text(mbox, true);
lv_obj_set_width(mbox, LV_HOR_RES / 9 * 6);
lv_mbox_set_text(mbox,
"Welcome to #C7EA46 emuMMC# creation tool!\n\n"
"Please choose what type of emuMMC you want to create.\n"
"#FF8000 SD File# is saved as files in the FAT partition.\n"
"#FF8000 SD Partition# is saved as raw image in an available partition.");
lv_mbox_add_btns(mbox, mbox_btn_map, _create_emummc_action);
lv_obj_align(mbox, NULL, LV_ALIGN_CENTER, 0, 0);
lv_obj_set_top(mbox, true);
return LV_RES_OK;
}
static void _change_raw_emummc_part_type()
{
mbr_t *mbr = (mbr_t *)malloc(sizeof(mbr_t));
sdmmc_storage_read(&sd_storage, 0, 1, mbr);
mbr->partitions[mbr_ctx.part_idx].type = 0xE0;
sdmmc_storage_write(&sd_storage, 0, 1, mbr);
free(mbr);
}
static lv_res_t _save_emummc_cfg_mig_mbox_action(lv_obj_t *btns, const char *txt)
{
// Delete main emuMMC and popup windows and relaunch main emuMMC window.
lv_obj_del(emummc_manage_window);
mbox_action(btns, txt);
(*emummc_tools)(NULL);
return LV_RES_INV;
}
static void _create_emummc_migrated_mbox()
{
lv_obj_t *dark_bg = lv_obj_create(lv_scr_act(), NULL);
lv_obj_set_style(dark_bg, &mbox_darken);
lv_obj_set_size(dark_bg, LV_HOR_RES, LV_VER_RES);
static const char *mbox_btn_map[] = { "\251", "OK", "\251", "" };
lv_obj_t * mbox = lv_mbox_create(dark_bg, NULL);
lv_mbox_set_recolor_text(mbox, true);
lv_obj_set_width(mbox, LV_HOR_RES / 9 * 4);
lv_mbox_set_text(mbox,
"#FF8000 emuMMC Configuration#\n\n"
"#96FF00 The emuMMC configuration#\n#96FF00 was saved to sd card!#");
lv_mbox_add_btns(mbox, mbox_btn_map, _save_emummc_cfg_mig_mbox_action);
lv_obj_align(mbox, NULL, LV_ALIGN_CENTER, 0, 0);
lv_obj_set_top(mbox, true);
}
static void _migrate_sd_raw_based()
{
mbr_ctx.sector_start = 2;
sd_mount();
f_mkdir("emuMMC");
f_mkdir("emuMMC/ER00");
f_rename("Emutendo", "emuMMC/ER00/Nintendo");
FIL fp;
f_open(&fp, "emuMMC/ER00/raw_based", FA_CREATE_ALWAYS | FA_WRITE);
f_write(&fp, &mbr_ctx.sector_start, 4, NULL);
f_close(&fp);
save_emummc_cfg(1, mbr_ctx.sector_start, "emuMMC/ER00");
_create_emummc_migrated_mbox();
sd_unmount();
}
static void _migrate_sd_raw_emummc_based()
{
char *tmp = (char *)malloc(0x80);
s_printf(tmp, "emuMMC/RAW%d", mbr_ctx.part_idx);
sd_mount();
f_mkdir("emuMMC");
f_mkdir(tmp);
strcat(tmp, "/raw_based");
FIL fp;
if (!f_open(&fp, tmp, FA_CREATE_ALWAYS | FA_WRITE))
{
f_write(&fp, &mbr_ctx.sector_start, 4, NULL);
f_close(&fp);
}
s_printf(tmp, "emuMMC/RAW%d", mbr_ctx.part_idx);
_change_raw_emummc_part_type();
save_emummc_cfg(mbr_ctx.part_idx, mbr_ctx.sector_start, tmp);
_create_emummc_migrated_mbox();
free(tmp);
sd_unmount();
}
static void _migrate_sd_file_based()
{
sd_mount();
f_mkdir("emuMMC");
f_mkdir("emuMMC/EF00");
f_rename("Emutendo", "emuMMC/EF00/Nintendo");
FIL fp;
f_open(&fp, "emuMMC/EF00/file_based", FA_CREATE_ALWAYS | FA_WRITE);
f_close(&fp);
char *path = (char *)malloc(128);
char *path2 = (char *)malloc(128);
s_printf(path, "%c%c%c%c%s", 's', 'x', 'o', 's', "/emunand");
f_rename(path, "emuMMC/EF00/eMMC");
for (int i = 0; i < 2; i++)
{
s_printf(path, "emuMMC/EF00/eMMC/boot%d.bin", i);
s_printf(path2, "emuMMC/EF00/eMMC/BOOT%d", i);
f_rename(path, path2);
}
for (int i = 0; i < 8; i++)
{
s_printf(path, "emuMMC/EF00/eMMC/full.%02d.bin", i);
s_printf(path2, "emuMMC/EF00/eMMC/%02d", i);
f_rename(path, path2);
}
free(path);
free(path2);
save_emummc_cfg(0, 0, "emuMMC/EF00");
_create_emummc_migrated_mbox();
sd_unmount();
}
static void _migrate_sd_backup_file_based()
{
char *emu_path = (char *)malloc(128);
char *parts_path = (char *)malloc(128);
char *backup_path = (char *)malloc(128);
char *backup_file_path = (char *)malloc(128);
sd_mount();
f_mkdir("emuMMC");
strcpy(emu_path, "emuMMC/BK");
u32 base_len = strlen(emu_path);
for (int j = 0; j < 100; j++)
{
update_emummc_base_folder(emu_path, base_len, j);
if(f_stat(emu_path, NULL) == FR_NO_FILE)
break;
}
base_len = strlen(emu_path);
f_mkdir(emu_path);
strcat(emu_path, "/eMMC");
f_mkdir(emu_path);
FIL fp;
// Create file based flag.
strcpy(emu_path + base_len, "/file_based");
f_open(&fp, "emuMMC/BK00/file_based", FA_CREATE_ALWAYS | FA_WRITE);
f_close(&fp);
emmcsn_path_impl(backup_path, "", "", NULL);
// Move BOOT0.
s_printf(backup_file_path, "%s/BOOT0", backup_path);
strcpy(emu_path + base_len, "/eMMC/BOOT0");
f_rename(backup_file_path, emu_path);
// Move BOOT1.
s_printf(backup_file_path, "%s/BOOT1", backup_path);
strcpy(emu_path + base_len, "/eMMC/BOOT1");
f_rename(backup_file_path, emu_path);
// Move raw GPP.
bool multipart = false;
s_printf(backup_file_path, "%s/rawnand.bin", backup_path);
if(f_stat(backup_file_path, NULL))
multipart = true;
if (!multipart)
{
strcpy(emu_path + base_len, "/eMMC/00");
f_rename(backup_file_path, emu_path);
}
else
{
emu_path[base_len] = 0;
for (int i = 0; i < 32; i++)
{
s_printf(backup_file_path, "%s/rawnand.bin.%02d", backup_path, i);
s_printf(parts_path, "%s/eMMC/%02d", emu_path, i);
if (f_rename(backup_file_path, parts_path))
break;
}
}
free(emu_path);
free(parts_path);
free(backup_path);
free(backup_file_path);
save_emummc_cfg(0, 0, "emuMMC/BK00");
_create_emummc_migrated_mbox();
sd_unmount();
}
static lv_res_t _create_emummc_mig1_action(lv_obj_t * btns, const char * txt)
{
switch (lv_btnm_get_pressed(btns))
{
case 0:
_migrate_sd_file_based();
break;
case 1:
_migrate_sd_raw_based();
break;
}
mbr_ctx.part_idx = 0;
mbr_ctx.sector_start = 0;
mbox_action(btns, txt);
return LV_RES_INV;
}
static lv_res_t _create_emummc_mig0_action(lv_obj_t * btns, const char * txt)
{
switch (lv_btnm_get_pressed(btns))
{
case 0:
_migrate_sd_file_based();
break;
}
mbr_ctx.part_idx = 0;
mbr_ctx.sector_start = 0;
mbox_action(btns, txt);
return LV_RES_INV;
}
static lv_res_t _create_emummc_mig2_action(lv_obj_t * btns, const char * txt)
{
switch (lv_btnm_get_pressed(btns))
{
case 0:
_migrate_sd_raw_based();
break;
}
mbr_ctx.part_idx = 0;
mbr_ctx.sector_start = 0;
mbox_action(btns, txt);
return LV_RES_INV;
}
static lv_res_t _create_emummc_mig3_action(lv_obj_t * btns, const char * txt)
{
switch (lv_btnm_get_pressed(btns))
{
case 0:
_migrate_sd_raw_emummc_based();
break;
}
mbr_ctx.part_idx = 0;
mbr_ctx.sector_start = 0;
mbox_action(btns, txt);
return LV_RES_INV;
}
static lv_res_t _create_emummc_mig4_action(lv_obj_t * btns, const char * txt)
{
switch (lv_btnm_get_pressed(btns))
{
case 0:
_migrate_sd_backup_file_based();
break;
}
mbr_ctx.part_idx = 0;
mbr_ctx.sector_start = 0;
mbox_action(btns, txt);
return LV_RES_INV;
}
bool em_raw;
bool em_file;
static lv_res_t _create_emummc_migrate_action(lv_obj_t * btns, const char * txt)
{
bool backup = false;
bool emummc = false;
switch (lv_btnm_get_pressed(btns))
{
case 0:
backup = true;
break;
case 1:
emummc = true;
break;
case 2:
break;
case 3:
mbox_action(btns, txt);
return LV_RES_INV;
}
lv_obj_t *dark_bg = lv_obj_create(lv_scr_act(), NULL);
lv_obj_set_style(dark_bg, &mbox_darken);
lv_obj_set_size(dark_bg, LV_HOR_RES, LV_VER_RES);
static const char *mbox_btn_map[] = { "\222Continue", "\222Cancel", "" };
static const char *mbox_btn_map1[] = { "\222SD File", "\222SD Partition", "\222Cancel", "" };
static const char *mbox_btn_map3[] = { "\251", "OK", "\251", "" };
lv_obj_t * mbox = lv_mbox_create(dark_bg, NULL);
lv_mbox_set_recolor_text(mbox, true);
lv_obj_set_width(mbox, LV_HOR_RES / 9 * 6);
char *txt_buf = (char *)malloc(SZ_16K);
if (backup)
{
s_printf(txt_buf,
"#C7EA46 Found suitable backup for emuMMC!#\n\n"
"#FF8000 Do you want to migrate it?#\n");
lv_mbox_add_btns(mbox, mbox_btn_map, _create_emummc_mig4_action);
}
else if (emummc)
{
s_printf(txt_buf,
"#C7EA46 Found SD Partition based emuMMC!#\n\n"
"#FF8000 Do you want to repair the config and partition type for it?#\n");
lv_mbox_add_btns(mbox, mbox_btn_map, _create_emummc_mig3_action);
}
else if (em_raw && em_file)
{
s_printf(txt_buf,
"#C7EA46 Found both foreign SD File and Partition emunand!#\n\n"
"#FF8000 Choose what to migrate:#\n");
lv_mbox_add_btns(mbox, mbox_btn_map1, _create_emummc_mig1_action);
}
else if (em_raw)
{
s_printf(txt_buf,
"#C7EA46 Found foreign SD Partition emunand!#\n\n"
"#FF8000 Do you want to migrate it?#\n");
lv_mbox_add_btns(mbox, mbox_btn_map, _create_emummc_mig2_action);
}
else if (em_file)
{
s_printf(txt_buf,
"#C7EA46 Found foreign SD File emunand!#\n\n"
"#FF8000 Do you want to migrate it?#\n");
lv_mbox_add_btns(mbox, mbox_btn_map, _create_emummc_mig0_action);
}
else
{
s_printf(txt_buf, "No emuMMC or foreign emunand found!\n");
lv_mbox_add_btns(mbox, mbox_btn_map3, mbox_action);
}
lv_mbox_set_text(mbox, txt_buf);
free(txt_buf);
lv_obj_align(mbox, NULL, LV_ALIGN_CENTER, 0, 0);
lv_obj_set_top(mbox, true);
mbox_action(btns, txt);
return LV_RES_INV;
}
typedef struct _emummc_images_t
{
char *dirlist;
u32 part_sector[3];
u32 part_type[3];
u32 part_end[3];
char part_path[3 * 128];
lv_obj_t *win;
} emummc_images_t;
static lv_res_t _create_mbox_emummc_migrate(lv_obj_t *btn)
{
lv_obj_t *dark_bg = lv_obj_create(lv_scr_act(), NULL);
lv_obj_set_style(dark_bg, &mbox_darken);
lv_obj_set_size(dark_bg, LV_HOR_RES, LV_VER_RES);
static char *mbox_btn_map[] = { "\262Backup", "\262Fix RAW", "\262Emunand", "\222Cancel", "" };
lv_obj_t * mbox = lv_mbox_create(dark_bg, NULL);
lv_mbox_set_recolor_text(mbox, true);
lv_obj_set_width(mbox, LV_HOR_RES / 9 * 6);
lv_mbox_set_text(mbox,
"Welcome to #C7EA46 emuMMC# migration tool!\n\n"
"Please choose what type of migration you want to do.\n"
"Anything that was not found will have the button disabled.");
char *path_buf = (char *)malloc(0x512);
mbr_t *mbr = (mbr_t *)malloc(sizeof(mbr_t));
u8 *efi_part = (u8 *)malloc(0x200);
sd_mount();
sdmmc_storage_read(&sd_storage, 0, 1, mbr);
emmc_initialize(false);
em_raw = false;
em_file = false;
bool backup = false;
bool emummc = false;
bool rawnand_backup = false;
mbr_ctx.sector_start = 0;
mbr_ctx.part_idx = 0;
// Try to find a partition based emuMMC.
for (int i = 1; i < 4; i++)
{
mbr_ctx.sector_start = mbr->partitions[i].start_sct;
if (!mbr_ctx.sector_start)
continue;
sdmmc_storage_read(&sd_storage, mbr_ctx.sector_start + 0xC001, 1, efi_part);
if (!memcmp(efi_part, "EFI PART", 8))
{
mbr_ctx.sector_start += 0x8000;
emummc = true;
mbr_ctx.part_idx = i;
break;
}
else
{
sdmmc_storage_read(&sd_storage, mbr_ctx.sector_start + 0x4001, 1, efi_part);
if (!memcmp(efi_part, "EFI PART", 8))
{
emummc = true;
mbr_ctx.part_idx = i;
break;
}
}
}
if (!mbr_ctx.part_idx)
{
sdmmc_storage_read(&sd_storage, 0x4003, 1, efi_part);
if (!memcmp(efi_part, "EFI PART", 8))
em_raw = true;
}
s_printf(path_buf, "%c%c%c%c%s", 's', 'x', 'o','s', "/emunand/boot0.bin");
if(!f_stat(path_buf, NULL))
em_file = true;
emmcsn_path_impl(path_buf, "", "BOOT0", &emmc_storage);
if(!f_stat(path_buf, NULL))
backup = true;
emmcsn_path_impl(path_buf, "", "rawnand.bin", &emmc_storage);
if(!f_stat(path_buf, NULL))
rawnand_backup = true;
emmcsn_path_impl(path_buf, "", "rawnand.bin.00", &emmc_storage);
if(!f_stat(path_buf, NULL))
rawnand_backup = true;
backup = backup && rawnand_backup;
sd_unmount();
emmc_end();
// Check available types and enable the corresponding buttons.
if (backup)
mbox_btn_map[0][0] = '\222';
else
mbox_btn_map[0][0] = '\262';
if (emummc)
mbox_btn_map[1][0] = '\222';
else
mbox_btn_map[1][0] = '\262';
if (em_raw || em_file)
mbox_btn_map[2][0] = '\222';
else
mbox_btn_map[2][0] = '\262';
free(path_buf);
free(mbr);
free(efi_part);
lv_mbox_add_btns(mbox, (const char **)mbox_btn_map, _create_emummc_migrate_action);
lv_obj_align(mbox, NULL, LV_ALIGN_CENTER, 0, 0);
lv_obj_set_top(mbox, true);
return LV_RES_OK;
}
static emummc_images_t *emummc_img;
static lv_res_t _save_emummc_cfg_mbox_action(lv_obj_t *btns, const char *txt)
{
// Free components, delete main emuMMC and popup windows and relaunch main emuMMC window.
free(emummc_img->dirlist);
lv_obj_del(emummc_img->win);
lv_obj_del(emummc_manage_window);
free(emummc_img);
mbox_action(btns, txt);
(*emummc_tools)(NULL);
return LV_RES_INV;
}
static void _create_emummc_saved_mbox()
{
lv_obj_t *dark_bg = lv_obj_create(lv_scr_act(), NULL);
lv_obj_set_style(dark_bg, &mbox_darken);
lv_obj_set_size(dark_bg, LV_HOR_RES, LV_VER_RES);
static const char *mbox_btn_map[] = { "\251", "OK", "\251", "" };
lv_obj_t * mbox = lv_mbox_create(dark_bg, NULL);
lv_mbox_set_recolor_text(mbox, true);
lv_obj_set_width(mbox, LV_HOR_RES / 9 * 4);
lv_mbox_set_text(mbox,
"#FF8000 emuMMC Configuration#\n\n"
"#96FF00 The emuMMC configuration#\n#96FF00 was saved to sd card!#");
lv_mbox_add_btns(mbox, mbox_btn_map, _save_emummc_cfg_mbox_action);
lv_obj_align(mbox, NULL, LV_ALIGN_CENTER, 0, 0);
lv_obj_set_top(mbox, true);
}
static lv_res_t _save_raw_emummc_cfg_action(lv_obj_t * btn)
{
lv_btn_ext_t *ext = lv_obj_get_ext_attr(btn);
switch (ext->idx)
{
case 0:
save_emummc_cfg(1, emummc_img->part_sector[0], &emummc_img->part_path[0]);
break;
case 1:
save_emummc_cfg(2, emummc_img->part_sector[1], &emummc_img->part_path[128]);
break;
case 2:
save_emummc_cfg(3, emummc_img->part_sector[2], &emummc_img->part_path[256]);
break;
}
_create_emummc_saved_mbox();
sd_unmount();
return LV_RES_INV;
}
static lv_res_t _save_disable_emummc_cfg_action(lv_obj_t * btn)
{
save_emummc_cfg(0, 0, NULL);
_create_emummc_saved_mbox();
sd_unmount();
return LV_RES_INV;
}
static lv_res_t _save_file_emummc_cfg_action(lv_obj_t *btn)
{
save_emummc_cfg(0, 0, lv_list_get_btn_text(btn));
_create_emummc_saved_mbox();
sd_unmount();
return LV_RES_INV;
}
static lv_res_t _create_change_emummc_window(lv_obj_t *btn_caller)
{
lv_obj_t *win = nyx_create_standard_window(SYMBOL_SETTINGS" Change emuMMC");
lv_win_add_btn(win, NULL, SYMBOL_POWER" Disable", _save_disable_emummc_cfg_action);
sd_mount();
emummc_img = malloc(sizeof(emummc_images_t));
emummc_img->win = win;
mbr_t *mbr = (mbr_t *)malloc(sizeof(mbr_t));
char *path = malloc(512);
sdmmc_storage_read(&sd_storage, 0, 1, mbr);
memset(emummc_img->part_path, 0, 3 * 128);
for (int i = 1; i < 4; i++)
{
emummc_img->part_sector[i - 1] = mbr->partitions[i].start_sct;
emummc_img->part_end[i - 1] = emummc_img->part_sector[i - 1] + mbr->partitions[i].size_sct - 1;
emummc_img->part_type[i - 1] = mbr->partitions[i].type;
}
free(mbr);
emummc_img->dirlist = dirlist("emuMMC", NULL, false, true);
if (!emummc_img->dirlist)
goto out0;
u32 emummc_idx = 0;
FIL fp;
// Check for sd raw partitions, based on the folders in /emuMMC.
while (emummc_img->dirlist[emummc_idx * 256])
{
s_printf(path, "emuMMC/%s/raw_based", &emummc_img->dirlist[emummc_idx * 256]);
if(!f_stat(path, NULL))
{
f_open(&fp, path, FA_READ);
u32 curr_list_sector = 0;
f_read(&fp, &curr_list_sector, 4, NULL);
f_close(&fp);
// Check if there's a HOS image there.
if ((curr_list_sector == 2) || (emummc_img->part_sector[0] && curr_list_sector >= emummc_img->part_sector[0] &&
curr_list_sector < emummc_img->part_end[0] && emummc_img->part_type[0] != 0x83))
{
s_printf(&emummc_img->part_path[0], "emuMMC/%s", &emummc_img->dirlist[emummc_idx * 256]);
emummc_img->part_sector[0] = curr_list_sector;
emummc_img->part_end[0] = 0;
}
else if (emummc_img->part_sector[1] && curr_list_sector >= emummc_img->part_sector[1] &&
curr_list_sector < emummc_img->part_end[1] && emummc_img->part_type[1] != 0x83)
{
s_printf(&emummc_img->part_path[1 * 128], "emuMMC/%s", &emummc_img->dirlist[emummc_idx * 256]);
emummc_img->part_sector[1] = curr_list_sector;
emummc_img->part_end[1] = 0;
}
else if (emummc_img->part_sector[2] && curr_list_sector >= emummc_img->part_sector[2] &&
curr_list_sector < emummc_img->part_end[2] && emummc_img->part_type[2] != 0x83)
{
s_printf(&emummc_img->part_path[2 * 128], "emuMMC/%s", &emummc_img->dirlist[emummc_idx * 256]);
emummc_img->part_sector[2] = curr_list_sector;
emummc_img->part_end[2] = 0;
}
}
emummc_idx++;
}
emummc_idx = 0;
u32 file_based_idx = 0;
// Sanitize the directory list with sd file based ones.
while (emummc_img->dirlist[emummc_idx * 256])
{
s_printf(path, "emuMMC/%s/file_based", &emummc_img->dirlist[emummc_idx * 256]);
if(!f_stat(path, NULL))
{
char *tmp = &emummc_img->dirlist[emummc_idx * 256];
memcpy(&emummc_img->dirlist[file_based_idx * 256], tmp, strlen(tmp) + 1);
file_based_idx++;
}
emummc_idx++;
}
emummc_img->dirlist[file_based_idx * 256] = 0;
out0:;
static lv_style_t h_style;
lv_style_copy(&h_style, &lv_style_transp);
h_style.body.padding.inner = 0;
h_style.body.padding.hor = LV_DPI - (LV_DPI / 4);
h_style.body.padding.ver = LV_DPI / 6;
// Create SD Raw Partitions container.
lv_obj_t *h1 = lv_cont_create(win, NULL);
lv_cont_set_style(h1, &h_style);
lv_cont_set_fit(h1, false, true);
lv_obj_set_width(h1, (LV_HOR_RES / 9) * 4);
lv_obj_set_click(h1, false);
lv_cont_set_layout(h1, LV_LAYOUT_OFF);
lv_obj_t *label_sep = lv_label_create(h1, NULL);
lv_label_set_static_text(label_sep, "");
lv_obj_t *label_txt = lv_label_create(h1, NULL);
lv_label_set_static_text(label_txt, "SD Raw Partitions");
lv_obj_set_style(label_txt, lv_theme_get_current()->label.prim);
lv_obj_align(label_txt, label_sep, LV_ALIGN_OUT_BOTTOM_LEFT, LV_DPI / 4, -(LV_DPI / 2));
lv_obj_t *line_sep = lv_line_create(h1, NULL);
static const lv_point_t line_pp[] = { {0, 0}, { LV_HOR_RES - (LV_DPI - (LV_DPI / 4)) * 2, 0} };
lv_line_set_points(line_sep, line_pp, 2);
lv_line_set_style(line_sep, lv_theme_get_current()->line.decor);
lv_obj_align(line_sep, label_txt, LV_ALIGN_OUT_BOTTOM_LEFT, -(LV_DPI / 4), LV_DPI / 8);
lv_obj_t *btn = NULL;
lv_btn_ext_t *ext;
lv_obj_t *btn_label = NULL;
lv_obj_t *lv_desc = NULL;
char *txt_buf = malloc(SZ_16K);
// Create RAW buttons.
for (u32 raw_btn_idx = 0; raw_btn_idx < 3; raw_btn_idx++)
{
btn = lv_btn_create(h1, btn);
ext = lv_obj_get_ext_attr(btn);
ext->idx = raw_btn_idx;
btn_label = lv_label_create(btn, btn_label);
lv_btn_set_state(btn, LV_BTN_STATE_REL);
lv_obj_set_click(btn, true);
if (emummc_img->part_type[raw_btn_idx] != 0x83)
{
s_printf(txt_buf, "SD RAW %d", raw_btn_idx + 1);
lv_label_set_text(btn_label, txt_buf);
}
if (!emummc_img->part_sector[raw_btn_idx] || emummc_img->part_type[raw_btn_idx] == 0x83 || !emummc_img->part_path[raw_btn_idx * 128])
{
lv_btn_set_state(btn, LV_BTN_STATE_INA);
lv_obj_set_click(btn, false);
if (emummc_img->part_type[raw_btn_idx] == 0x83)
lv_label_set_static_text(btn_label, "Linux");
}
if (!raw_btn_idx)
{
lv_btn_set_fit(btn, false, true);
lv_obj_set_width(btn, LV_DPI * 3);
lv_obj_align(btn, line_sep, LV_ALIGN_OUT_BOTTOM_LEFT, LV_DPI / 2, LV_DPI / 5);
}
else
lv_obj_align(btn, lv_desc, LV_ALIGN_OUT_BOTTOM_LEFT, 0, LV_DPI / 3);
lv_btn_set_action(btn, LV_BTN_ACTION_CLICK, _save_raw_emummc_cfg_action);
lv_desc = lv_label_create(h1, lv_desc);
lv_label_set_recolor(lv_desc, true);
lv_obj_set_style(lv_desc, &hint_small_style);
s_printf(txt_buf, "Sector start: 0x%08X\nFolder: %s", emummc_img->part_sector[raw_btn_idx], &emummc_img->part_path[raw_btn_idx * 128]);
lv_label_set_text(lv_desc, txt_buf);
lv_obj_align(lv_desc, btn, LV_ALIGN_OUT_BOTTOM_LEFT, 0, LV_DPI / 5);
}
free(txt_buf);
// Create SD File Based container.
lv_obj_t *h2 = lv_cont_create(win, NULL);
lv_cont_set_style(h2, &h_style);
lv_cont_set_fit(h2, false, true);
lv_obj_set_width(h2, (LV_HOR_RES / 9) * 4);
lv_obj_set_click(h2, false);
lv_cont_set_layout(h2, LV_LAYOUT_OFF);
lv_obj_align(h2, h1, LV_ALIGN_OUT_RIGHT_TOP, LV_DPI * 17 / 29, 0);
label_sep = lv_label_create(h2, NULL);
lv_label_set_static_text(label_sep, "");
lv_obj_t *label_txt3 = lv_label_create(h2, NULL);
lv_label_set_static_text(label_txt3, "SD File Based");
lv_obj_set_style(label_txt3, lv_theme_get_current()->label.prim);
lv_obj_align(label_txt3, label_sep, LV_ALIGN_OUT_BOTTOM_LEFT, LV_DPI / 4, -LV_DPI / 7);
line_sep = lv_line_create(h2, line_sep);
lv_obj_align(line_sep, label_txt3, LV_ALIGN_OUT_BOTTOM_LEFT, -(LV_DPI / 2), LV_DPI / 8);
lv_line_set_style(line_sep, lv_theme_get_current()->line.decor);
lv_obj_t *list_sd_based = lv_list_create(h2, NULL);
lv_obj_align(list_sd_based, line_sep, LV_ALIGN_OUT_BOTTOM_LEFT, LV_DPI / 2, LV_DPI / 4);
lv_obj_set_size(list_sd_based, LV_HOR_RES * 4 / 10, LV_VER_RES * 6 / 10);
lv_list_set_single_mode(list_sd_based, true);
if (!emummc_img->dirlist)
goto out1;
emummc_idx = 0;
// Add file based to the list.
while (emummc_img->dirlist[emummc_idx * 256])
{
s_printf(path, "emuMMC/%s", &emummc_img->dirlist[emummc_idx * 256]);
lv_list_add(list_sd_based, NULL, path, _save_file_emummc_cfg_action);
emummc_idx++;
}
out1:
free(path);
sd_unmount();
return LV_RES_OK;
}
lv_res_t create_win_emummc_tools(lv_obj_t *btn)
{
lv_obj_t *win = nyx_create_standard_window(SYMBOL_EDIT" emuMMC Manage");
// Set resources to be managed by other windows.
emummc_manage_window = win;
emummc_tools = (void *)create_win_emummc_tools;
sd_mount();
emummc_cfg_t emu_info;
load_emummc_cfg(&emu_info);
sd_unmount();
static lv_style_t h_style;
lv_style_copy(&h_style, &lv_style_transp);
h_style.body.padding.inner = 0;
h_style.body.padding.hor = LV_DPI - (LV_DPI / 4);
h_style.body.padding.ver = LV_DPI / 9;
// Create emuMMC Info & Selection container.
lv_obj_t *h1 = lv_cont_create(win, NULL);
lv_cont_set_style(h1, &h_style);
lv_cont_set_fit(h1, false, true);
lv_obj_set_width(h1, (LV_HOR_RES / 9) * 4);
lv_obj_set_click(h1, false);
lv_cont_set_layout(h1, LV_LAYOUT_OFF);
lv_obj_t *label_sep = lv_label_create(h1, NULL);
lv_label_set_static_text(label_sep, "");
lv_obj_t *label_txt = lv_label_create(h1, NULL);
lv_label_set_static_text(label_txt, "emuMMC Info & Selection");
lv_obj_set_style(label_txt, lv_theme_get_current()->label.prim);
lv_obj_align(label_txt, label_sep, LV_ALIGN_OUT_BOTTOM_LEFT, LV_DPI / 4, -LV_DPI / 9);
lv_obj_t *line_sep = lv_line_create(h1, NULL);
static const lv_point_t line_pp[] = { {0, 0}, { LV_HOR_RES - (LV_DPI - (LV_DPI / 4)) * 2, 0} };
lv_line_set_points(line_sep, line_pp, 2);
lv_line_set_style(line_sep, lv_theme_get_current()->line.decor);
lv_obj_align(line_sep, label_txt, LV_ALIGN_OUT_BOTTOM_LEFT, -(LV_DPI / 4), LV_DPI / 8);
// Create emuMMC info labels.
lv_obj_t *label_btn = lv_label_create(h1, NULL);
lv_label_set_recolor(label_btn, true);
lv_label_set_static_text(label_btn, emu_info.enabled ? "#96FF00 "SYMBOL_OK" Enabled!#" : "#FF8000 "SYMBOL_CLOSE" Disabled!#");
lv_obj_align(label_btn, line_sep, LV_ALIGN_OUT_BOTTOM_LEFT, LV_DPI / 4, LV_DPI / 4);
lv_obj_t *label_txt2 = lv_label_create(h1, NULL);
lv_label_set_recolor(label_txt2, true);
char *txt_buf = (char *)malloc(SZ_16K);
if (emu_info.enabled)
{
if (emu_info.sector)
s_printf(txt_buf, "#00DDFF Type:# SD Raw Partition\n#00DDFF Sector:# 0x%08X\n#00DDFF Nintendo folder:# %s",
emu_info.sector, emu_info.nintendo_path ? emu_info.nintendo_path : "");
else
s_printf(txt_buf, "#00DDFF Type:# SD File\n#00DDFF Base folder:# %s\n#00DDFF Nintendo folder:# %s",
emu_info.path ? emu_info.path : "", emu_info.nintendo_path ? emu_info.nintendo_path : "");
lv_label_set_text(label_txt2, txt_buf);
}
else
{
lv_label_set_static_text(label_txt2, "emuMMC is disabled and eMMC will be used for boot.\n\n");
}
if (emu_info.path)
free(emu_info.path);
if (emu_info.nintendo_path)
free(emu_info.nintendo_path);
free(txt_buf);
lv_obj_set_style(label_txt2, &hint_small_style);
lv_obj_align(label_txt2, label_btn, LV_ALIGN_OUT_BOTTOM_LEFT, 0, LV_DPI / 3);
// Create Change emuMMC button.
lv_obj_t *btn2 = lv_btn_create(h1, NULL);
lv_btn_set_fit(btn2, true, true);
label_btn = lv_label_create(btn2, NULL);
lv_label_set_static_text(label_btn, SYMBOL_SETTINGS" Change emuMMC");
lv_obj_align(btn2, label_txt2, LV_ALIGN_OUT_BOTTOM_LEFT, 0, LV_DPI * 6 / 10);
lv_btn_set_action(btn2, LV_BTN_ACTION_CLICK, _create_change_emummc_window);
label_txt2 = lv_label_create(h1, NULL);
lv_label_set_recolor(label_txt2, true);
lv_label_set_static_text(label_txt2,
"Choose between images created in the emuMMC folder\n"
"or in SD card partitions. You can have at most 3 partition\n"
"based and countless file based.");
lv_obj_set_style(label_txt2, &hint_small_style);
lv_obj_align(label_txt2, btn2, LV_ALIGN_OUT_BOTTOM_LEFT, 0, LV_DPI / 3);
// Create emuMMC Tools container.
lv_obj_t *h2 = lv_cont_create(win, NULL);
lv_cont_set_style(h2, &h_style);
lv_cont_set_fit(h2, false, true);
lv_obj_set_width(h2, (LV_HOR_RES / 9) * 4);
lv_obj_set_click(h2, false);
lv_cont_set_layout(h2, LV_LAYOUT_OFF);
lv_obj_align(h2, h1, LV_ALIGN_OUT_RIGHT_TOP, LV_DPI * 17 / 29, 0);
label_sep = lv_label_create(h2, NULL);
lv_label_set_static_text(label_sep, "");
lv_obj_t *label_txt3 = lv_label_create(h2, NULL);
lv_label_set_static_text(label_txt3, "emuMMC Tools");
lv_obj_set_style(label_txt3, lv_theme_get_current()->label.prim);
lv_obj_align(label_txt3, label_sep, LV_ALIGN_OUT_BOTTOM_LEFT, LV_DPI / 4, 0);
line_sep = lv_line_create(h2, line_sep);
lv_obj_align(line_sep, label_txt3, LV_ALIGN_OUT_BOTTOM_LEFT, -(LV_DPI / 4), LV_DPI / 8);
// Create Create emuMMC button.
lv_obj_t *btn3 = lv_btn_create(h2, btn2);
label_btn = lv_label_create(btn3, NULL);
lv_btn_set_fit(btn3, true, true);
lv_label_set_static_text(label_btn, SYMBOL_DRIVE" Create emuMMC");
lv_obj_align(btn3, line_sep, LV_ALIGN_OUT_BOTTOM_LEFT, LV_DPI / 4, LV_DPI / 4);
lv_btn_set_action(btn3, LV_BTN_ACTION_CLICK, _create_mbox_emummc_create);
lv_obj_t *label_txt4 = lv_label_create(h2, NULL);
lv_label_set_recolor(label_txt4, true);
lv_label_set_static_text(label_txt4,
"Allows you to create a new #C7EA46 SD File# or #C7EA46 SD Raw Partition#\n"
"emuMMC. You can create it from eMMC or a eMMC Backup.");
lv_obj_set_style(label_txt4, &hint_small_style);
lv_obj_align(label_txt4, btn3, LV_ALIGN_OUT_BOTTOM_LEFT, 0, LV_DPI / 3);
// Create Migrate emuMMC button.
lv_obj_t *btn4 = lv_btn_create(h2, btn2);
label_btn = lv_label_create(btn4, NULL);
lv_label_set_static_text(label_btn, SYMBOL_SHUFFLE" Migrate emuMMC");
lv_obj_align(btn4, label_txt4, LV_ALIGN_OUT_BOTTOM_LEFT, 0, LV_DPI / 2);
lv_btn_set_action(btn4, LV_BTN_ACTION_CLICK, NULL);
lv_btn_set_action(btn4, LV_BTN_ACTION_CLICK, _create_mbox_emummc_migrate);
label_txt4 = lv_label_create(h2, NULL);
lv_label_set_recolor(label_txt4, true);
lv_label_set_static_text(label_txt4,
"Migrate a backup to a #C7EA46 SD File# or repair existing #C7EA46 SD Raw Partition#.\n"
"Additionally it allows you to migrate from other emunand\nsolutions.");
lv_obj_set_style(label_txt4, &hint_small_style);
lv_obj_align(label_txt4, btn4, LV_ALIGN_OUT_BOTTOM_LEFT, 0, LV_DPI / 3);
return LV_RES_OK;
}
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