Fixing compiler warning C4244 about data type conversions

include/ua_types.h

@@ -327,7 +327,7 @@ UA_StatusCode UA_EXPORT UA_String_copyprintf(char const fmt[], UA_String *dst, .
 
 /* DateTime */
 UA_DateTime UA_EXPORT * UA_DateTime_new(void);
-static UA_INLINE void UA_DateTime_init(UA_DateTime *p) { *p = 0.0f; }
+static UA_INLINE void UA_DateTime_init(UA_DateTime *p) { *p = (UA_DateTime)0.0f; }
 void UA_EXPORT UA_DateTime_delete(UA_DateTime *p);
 static UA_INLINE void UA_DateTime_deleteMembers(UA_DateTime *p) { }
 static UA_INLINE UA_StatusCode UA_DateTime_copy(const UA_DateTime *src, UA_DateTime *dst) { *dst = *src; return UA_STATUSCODE_GOOD; }

src/server/ua_server.c

@@ -96,7 +96,7 @@ UA_UInt16 UA_Server_addNamespace(UA_Server *server, const char* name) {
     server->namespaces = UA_realloc(server->namespaces, sizeof(UA_String) * (server->namespacesSize+1));
     server->namespaces[server->namespacesSize] = UA_STRING_ALLOC(name);
     server->namespacesSize++;
-    return server->namespacesSize-1;
+    return ((UA_UInt16)server->namespacesSize - 1);
 }
 
 /*****************/

src/server/ua_services_session.c

@@ -22,7 +22,7 @@ void Service_CreateSession(UA_Server *server, UA_SecureChannel *channel,
     //TODO get maxResponseMessageSize internally
     newSession->maxResponseMessageSize = request->maxResponseMessageSize;
     response->sessionId = newSession->sessionId;
-    response->revisedSessionTimeout = newSession->timeout;
+    response->revisedSessionTimeout = (UA_Double)newSession->timeout;
     response->authenticationToken = newSession->authenticationToken;
     response->responseHeader.serviceResult = UA_String_copy(&request->sessionName, &newSession->sessionName);
     if(server->endpointDescriptions)

src/server/ua_session_manager.c

@@ -65,7 +65,7 @@ UA_StatusCode UA_SessionManager_createSession(UA_SessionManager *sessionManager,
     newentry->session.authenticationToken = UA_NODEID_GUID(1, UA_Guid_random(&randSeed));
     if(request->requestedSessionTimeout <= sessionManager->maxSessionLifeTime &&
        request->requestedSessionTimeout > 0)
-        newentry->session.timeout = request->requestedSessionTimeout;
+        newentry->session.timeout = (UA_Int64)request->requestedSessionTimeout;
     else
         newentry->session.timeout = sessionManager->maxSessionLifeTime; // todo: remove when the CTT is fixed
     UA_Session_updateLifetime(&newentry->session);