From c5d4349f298f6ae4a45b03bf729fdae407a06239 Mon Sep 17 00:00:00 2001
From: Juha Heinanen <jh@tutpro.com>
Date: Wed, 9 Feb 2022 17:35:09 +0200
Subject: [PATCH] Check that restore file is from baresip application

---
 app/src/main/kotlin/com/tutpro/baresip/Utils.kt | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/app/src/main/kotlin/com/tutpro/baresip/Utils.kt b/app/src/main/kotlin/com/tutpro/baresip/Utils.kt
index 85605232..197a859e 100644
--- a/app/src/main/kotlin/com/tutpro/baresip/Utils.kt
+++ b/app/src/main/kotlin/com/tutpro/baresip/Utils.kt
@@ -705,6 +705,10 @@ object Utils {
         try {
             ZipFile(zipFilePath).use { zip ->
                 zip.entries().asSequence().forEach { entry ->
+                    if (!entry.name.contains("/com.tutpro.baresip/")) {
+                        Log.e(TAG, "Backup file is not from baresip application")
+                        return false
+                    }
                     zipFiles.add(entry.name.substringAfterLast("/"))
                     zip.getInputStream(entry).use { input ->
                         File(entry.name).outputStream().use { output ->