Can now control SSL cert verfication from in-engine

luprex/core/cpp/drivenengine.hpp

@@ -115,14 +115,15 @@ public:
 
     // The channel ID.  These are reused.
     //
-    int chid() { return chid_; }
+    int chid() const { return chid_; }
 
     // If this is a socket connection, the receiver's port number.
     //
-    int port() { return port_; }
+    int port() const { return port_; }
 
     // If this is an outgoing socket connection, get the target host.
-    const eng::string &target() { return target_; }
+    //
+    const eng::string &target() const { return target_; }
 
     // True if the remote closed the connection, or a failure occurred.
     //
@@ -133,7 +134,7 @@ public:
     // If this is an empty string, there is no error.  If this is set,
     // then the channel is also closed.
     //
-    eng::string error() const { return error_; }
+    const eng::string &error() const { return error_; }
 
     // Set the prompt for readline mode.
     //
@@ -314,12 +315,13 @@ public:
     void drv_clear_new_outgoing();
     
     // Get the target of a channel. A target is a string like
-    // "www.whatever.com:80".  It indicates the host and port that the channel
-    // is supposed to be talking to.  Non-socket channels and incoming channels
-    // have empty targets.
+    // "cert:whatever.com:80" or "nocert:whatever.com:80".
+    // The first word indicate whether or not a valid SSL certificate
+    // is required.  The second word is the hostname.  The third word is
+    // the port number.
     //
-    const eng::string &drv_get_target(int chid) const;
-
+    std::string_view drv_get_target(int chid) const;
+    
     // Return true if the outgoing buffer is empty.
     //
     bool drv_outgoing_empty(int chid) const;