First commit

src/logger.py

@@ -0,0 +1,40 @@
+import sys
+from .cli import CliOptions
+
+
+class Logger:
+    def __init__(self, options: CliOptions):
+        self._debug_main = options.debug_main
+        self._debug_frida = options.debug_frida
+        self._output_callback = None
+
+    def set_output_callback(self, callback):
+        """Set callback(level, text) for GUI log capture."""
+        self._output_callback = callback
+
+    def _emit(self, level, *messages):
+        text = " ".join(str(m) for m in messages)
+        print(text, flush=True, file=sys.stderr if level == "error" else sys.stdout)
+        if self._output_callback:
+            try:
+                self._output_callback(level, text)
+            except Exception:
+                pass
+
+    def info(self, *messages):
+        self._emit("info", *messages)
+
+    def error(self, *messages):
+        self._emit("error", *messages)
+
+    def main_debug(self, *messages):
+        if self._debug_main:
+            self._emit("debug", *messages)
+
+    def frida_debug(self, *messages):
+        if self._debug_frida:
+            self._emit("frida", *messages)
+
+
+def create_logger(options: CliOptions) -> Logger:
+    return Logger(options)