Merge commit '7621e2f8dec938cf48181c8b10afc9b01f444e68' into beta

submodules/TelegramCore/Sources/Utils/DecryptedResourceData.swift

@@ -0,0 +1,16 @@
+import Foundation
+import Postbox
+
+public func decryptedResourceData(data: MediaResourceData, resource: MediaResource, params: Any) -> Data? {
+    guard data.complete else {
+        return nil
+    }
+    guard let data = try? Data(contentsOf: URL(fileURLWithPath: data.path), options: [.mappedRead]) else {
+        return nil
+    }
+    if let resource = resource as? EncryptedMediaResource {
+        return resource.decrypt(data: data, params: params)
+    } else {
+        return data
+    }
+}