--- a/cagou/core/cagou_main.py	Tue Feb 04 20:47:17 2020 +0100
+++ b/cagou/core/cagou_main.py	Tue Feb 04 20:47:17 2020 +0100
@@ -462,6 +462,9 @@
                     resync()
             self.contact_lists.fill()
 
+    def getConfig(self, section, name, default=None):
+        return config.getConfig(main_config, section, name, default)
+
     def onBridgeConnected(self):
         super(Cagou, self).onBridgeConnected()
         self.registerSignal("otrState", iface="plugin")

--- a/cagou/core/platform_/android.py	Tue Feb 04 20:47:17 2020 +0100
+++ b/cagou/core/platform_/android.py	Tue Feb 04 20:47:17 2020 +0100
@@ -22,6 +22,8 @@
 import json
 from functools import partial
 from urllib.parse import urlparse
+from pathlib import Path
+import shutil
 from jnius import autoclass, cast
 from android import activity
 from sat.core.i18n import _
@@ -77,6 +79,15 @@
         activity.bind(on_new_intent=self.on_new_intent)
         self.cache.append((self.on_new_intent, mActivity.getIntent()))
         host.addListener('profilePlugged', self.onProfilePlugged)
+        local_dir = Path(host.getConfig('', 'local_dir')).resolve()
+        self.tmp_dir = local_dir / 'tmp'
+        # we assert to avoid disaster if `/ 'tmp'` is removed by mistake on the line
+        # above
+        assert self.tmp_dir.resolve() != local_dir
+        # we reset tmp dir on each run, to be sure that there is no residual file
+        if self.tmp_dir.exists():
+            shutil.rmtree(self.tmp_dir)
+        self.tmp_dir.mkdir(0o700)
 
     def on_initFrontendState(self):
         # XXX: we use a separated socket instead of bridge because if we