add const for methods return values.

7 files changed, 8 insertions, 8 deletions

diff --git a/src/net/download.cpp b/src/net/download.cpp
index 71169d207..9dd90a1d1 100644
--- a/src/net/download.cpp
+++ b/src/net/download.cpp
@@ -194,7 +194,7 @@ void Download::cancel()
     mThread = nullptr;
 }
 
-char *Download::getError() const
+const char *Download::getError() const
 {
     return mError;
 }
diff --git a/src/net/download.h b/src/net/download.h
index 33f7ae3b3..8850b3512 100644
--- a/src/net/download.h
+++ b/src/net/download.h
@@ -87,7 +87,7 @@ class Download final
          */
         void cancel();
 
-        char *getError() const A_WARN_UNUSED;
+        const char *getError() const A_WARN_UNUSED;
 
         void setIgnoreError(const bool n)
         { mIgnoreError = n; }
diff --git a/src/net/ea/loginhandler.cpp b/src/net/ea/loginhandler.cpp
index 23f9f91c0..59d72dd78 100644
--- a/src/net/ea/loginhandler.cpp
+++ b/src/net/ea/loginhandler.cpp
@@ -121,7 +121,7 @@ void LoginHandler::registerAccount(LoginData *const loginData1) const
     sendLoginRegister(username, loginData1->password, loginData1->email);
 }
 
-Worlds LoginHandler::getWorlds() const
+const Worlds &LoginHandler::getWorlds() const
 {
     return mWorlds;
 }
diff --git a/src/net/ea/loginhandler.h b/src/net/ea/loginhandler.h
index 994029247..e84da5ce4 100644
--- a/src/net/ea/loginhandler.h
+++ b/src/net/ea/loginhandler.h
@@ -60,7 +60,7 @@ class LoginHandler : public Net::LoginHandler
         virtual void registerAccount(LoginData *const loginData)
                                      const override;
 
-        virtual Worlds getWorlds() const override A_WARN_UNUSED;
+        virtual const Worlds &getWorlds() const override A_WARN_UNUSED;
 
         virtual void clearWorlds() override;
 
diff --git a/src/net/loginhandler.h b/src/net/loginhandler.h
index 019e9b846..229e9a4c6 100644
--- a/src/net/loginhandler.h
+++ b/src/net/loginhandler.h
@@ -52,7 +52,7 @@ class LoginHandler
         void setServer(const ServerInfo &server)
         { mServer = server; }
 
-        ServerInfo getServer() const A_WARN_UNUSED
+        const ServerInfo &getServer() const A_WARN_UNUSED
         { return mServer; }
 
         virtual void connect() = 0;
@@ -99,7 +99,7 @@ class LoginHandler
         virtual void unregisterAccount(const std::string &username,
                                        const std::string &password) const = 0;
 
-        virtual Worlds getWorlds() const A_WARN_UNUSED = 0;
+        virtual const Worlds &getWorlds() const A_WARN_UNUSED = 0;
 
         virtual void clearWorlds() = 0;
 
diff --git a/src/net/messageout.cpp b/src/net/messageout.cpp
index ab279020f..1a295a066 100644
--- a/src/net/messageout.cpp
+++ b/src/net/messageout.cpp
@@ -110,7 +110,7 @@ void MessageOut::writeStringNoLog(const std::string &string, int length)
     PacketCounters::incOutBytes(length);
 }
 
-char *MessageOut::getData() const
+const char *MessageOut::getData() const
 {
     return mData;
 }
diff --git a/src/net/messageout.h b/src/net/messageout.h
index 68d4b53a3..0fcd6ce15 100644
--- a/src/net/messageout.h
+++ b/src/net/messageout.h
@@ -62,7 +62,7 @@ class MessageOut
         /**
          * Returns the content of the message.
          */
-        virtual char *getData() const A_WARN_UNUSED;
+        virtual const char *getData() const A_WARN_UNUSED;
 
         /**
          * Returns the length of the data.