xrdpapi: add cplusplus for header

xrdpapi/xrdpapi.c

@@ -151,6 +151,7 @@ send_init(struct wts_obj* wts)
   char initmsg[64];
 
   memset(initmsg, 0, 64);
+  strncpy(initmsg, wts->name, 8);
   if (!can_send(wts->fd, 500))
   {
     return 1;

xrdpapi/xrdpapi.h

@@ -24,6 +24,10 @@
 #if !defined(XRDPAPI_H_)
 #define XRDPAPI_H_
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #define WTS_CURRENT_SERVER_HANDLE 0
 #define WTS_CURRENT_SESSION 0xffffffff
 
@@ -59,4 +63,8 @@ WTSVirtualChannelQuery(void* hChannelHandle, WTS_VIRTUAL_CLASS WtsVirtualClass,
 void
 WTSFreeMemory(void* pMemory);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* XRDPAPI_H_ */