diff --git a/source/wt/str.py b/source/wt/str.py
index a20cd65..4309f6f 100644
--- a/source/wt/str.py
+++ b/source/wt/str.py
@@ -1,3 +1,34 @@
 from source.wt import *
 
-tools_path = tools_szs_dir / ("wstrt.exe" if system == "win64" else "wstrt")
\ No newline at end of file
+tools_path = tools_szs_dir / ("wstrt.exe" if system == "win64" else "wstrt")
+
+
+_tools_run = get_tools_run_function(tools_path)
+_tools_run_popen = get_tools_run_popen_function(tools_path)
+
+
+@better_wt_error(tools_path)
+def patch_data(dol_data: bytes, region: int = None, https: str = None, domain: str = None,
+               sections: list[Path] = None) -> bytes:
+    """
+    Patch a main.dol file content
+    :param https: can be RESTORE, HTTP, DOMAIN, SAKE0 or SAKE1. Allow for modifying url to custom server
+    :param domain: if https is set to DOMAIN, url to the custom server
+    :param sections: sections that can be added to manage cheat
+    :param region: optional region for the game
+    :param dol_data: main.dol file content
+    :return: patched main.dol file content
+    """
+    args = []
+    if region is not None: args.extend(["--region", region])
+    if https is not None: args.extend(["--https", https])
+    if domain is not None: args.extend(["--domain", domain])
+    for section in sections if sections is not None else []:
+        args.extend(["--add-section", section])
+
+    process = _tools_run_popen("PATCH", "-", "--DEST", "-", "--clean-dol", "add-lecode", *args)
+    stdout, _ = process.communicate(input=dol_data)
+    if process.returncode != 0:
+        raise WTError(tools_path, process.returncode)
+
+    return stdout