Files
Niklas080208 75b2b603ab Initial Commit
2026-01-17 19:39:53 +01:00

104 lines
2.7 KiB
C

/*
* OmniNX Installer - Backup and Restore Operations
*/
#include "backup.h"
#include "fs.h"
#include <libs/fatfs/ff.h>
#include <string.h>
#include <utils/sprintf.h>
// Check if file/directory exists
static bool path_exists(const char *path) {
FILINFO fno;
return (f_stat(path, &fno) == FR_OK);
}
// Backup user data before clean install
int backup_user_data(void) {
int res;
// Create temp backup directory
res = f_mkdir(TEMP_BACKUP_PATH);
if (res != FR_OK && res != FR_EXIST) {
return res;
}
// Backup DBI if it exists
if (path_exists("sd:/switch/DBI")) {
res = folder_copy("sd:/switch/DBI", TEMP_BACKUP_PATH);
if (res != FR_OK) {
return res;
}
}
// Backup Tinfoil if it exists
if (path_exists("sd:/switch/tinfoil")) {
res = folder_copy("sd:/switch/tinfoil", TEMP_BACKUP_PATH);
if (res != FR_OK) {
return res;
}
}
// Backup prod.keys if it exists
if (path_exists("sd:/switch/prod.keys")) {
res = file_copy("sd:/switch/prod.keys", "sd:/temp_backup/prod.keys");
if (res != FR_OK) {
return res;
}
}
return FR_OK;
}
// Restore user data after clean install
int restore_user_data(void) {
int res;
// Recreate switch directory (should already exist, but be safe)
res = f_mkdir("sd:/switch");
if (res != FR_OK && res != FR_EXIST) {
return res;
}
// Restore DBI if backup exists
if (path_exists("sd:/temp_backup/DBI")) {
res = folder_copy("sd:/temp_backup/DBI", "sd:/switch");
if (res == FR_OK) {
// Delete old DBI .nro files
f_unlink("sd:/switch/DBI/DBI_810_EN.nro");
f_unlink("sd:/switch/DBI/DBI_810_DE.nro");
f_unlink("sd:/switch/DBI/DBI_845_EN.nro");
f_unlink("sd:/switch/DBI/DBI_845_DE.nro");
f_unlink("sd:/switch/DBI/DBI.nro");
}
}
// Restore Tinfoil if backup exists
if (path_exists("sd:/temp_backup/tinfoil")) {
res = folder_copy("sd:/temp_backup/tinfoil", "sd:/switch");
if (res == FR_OK) {
// Delete old tinfoil.nro
f_unlink("sd:/switch/tinfoil/tinfoil.nro");
}
}
// Restore prod.keys if backup exists
if (path_exists("sd:/temp_backup/prod.keys")) {
res = file_copy("sd:/temp_backup/prod.keys", "sd:/switch/prod.keys");
if (res != FR_OK) {
return res;
}
}
return FR_OK;
}
// Clean up temporary backup directory
int cleanup_backup(void) {
if (path_exists(TEMP_BACKUP_PATH)) {
return folder_delete(TEMP_BACKUP_PATH);
}
return FR_OK;
}