1 files changed, 30 insertions, 1 deletions
diff --git a/src/wallet/password_container.h b/src/common/password.h
index 9c6faf9c8..12f715df4 100644
--- a/src/wallet/password_container.h
+++ b/src/common/password.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2016, The Monero Project
+// Copyright (c) 2014-2017, The Monero Project
 // 
 // All rights reserved.
 // 
@@ -64,4 +64,33 @@ namespace tools
     //! TODO Custom allocator that locks to RAM?
     std::string m_password;
   };
+
+  struct login
+  {
+    login() = default;
+
+    /*!
+       Extracts username and password from the format `username:password`. A
+       blank username or password is allowed. If the `:` character is not
+       present, `password_container::prompt` will be called by forwarding the
+       `verify` and `message` arguments.
+
+       \param userpass Is "consumed", and the memory contents are wiped.
+       \param verify is passed to `password_container::prompt` if necessary.
+       \param message is passed to `password_container::prompt` if necessary.
+
+       \return The username and password, or boost::none if
+         `password_container::prompt` fails.
+     */
+    static boost::optional<login> parse(std::string&& userpass, bool verify, const char* message = "Password");
+
+    login(const login&) = delete;
+    login(login&&) = default;
+    ~login() = default;
+    login& operator=(const login&) = delete;
+    login& operator=(login&&) = default;
+
+    std::string username;
+    password_container password;
+  };
 }