Initial LacTlsConnection implementation

3 files changed, 119 insertions, 0 deletions

diff --git a/src/Makefile.am b/src/Makefile.am
index 3307a06..d6ab701 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -20,6 +20,7 @@ liblac_1_la_SOURCES =		\
 	lacdns-nameserver.c	\
 	lacuri.c		\
 	lacconnection.c		\
+	lactlsconnection.c	\
 	lachttp.c		\
 				\
 	lacinternals.h		\
diff --git a/src/lac.h b/src/lac.h
index db5396e..87f9e7c 100644
--- a/src/lac.h
+++ b/src/lac.h
@@ -329,6 +329,33 @@ void                       lac_connection_flush          (LacConnection     *con
 
 
 /*
+ * LacTlsConnection
+ */
+typedef struct _LacTlsConnection        LacTlsConnection;
+
+typedef void (* LacTlsConnectionFunc)  (LacTlsConnection            *connection,
+                                        const LacConnectionEvent *event);
+
+LacTlsConnection *            lac_tls_connection_new            (const LacAddress  *address,
+                                                          gint               port,
+                                                          LacTlsConnectionFunc  callback,
+                                                          gpointer           data);
+gpointer                   lac_tls_connection_get_data       (LacTlsConnection     *connection);
+void                       lac_tls_connection_write          (LacTlsConnection     *connection,
+                                                          const gchar *data,
+                                                          guint              len);
+void                       lac_tls_connection_write_cstr     (LacTlsConnection     *connection,
+                                                          const gchar       *data);
+void                       lac_tls_connection_shutdown_write (LacTlsConnection     *connection);
+LacTlsConnection *            lac_tls_connection_ref            (LacTlsConnection     *connection);
+void                       lac_tls_connection_unref          (LacTlsConnection     *connection);
+G_CONST_RETURN LacAddress *lac_tls_connection_get_address    (LacTlsConnection     *connection);
+gint                       lac_tls_connection_get_port       (LacTlsConnection     *connection);
+void                       lac_tls_connection_close          (LacTlsConnection     *connection);
+gboolean                   lac_tls_connection_is_connected   (LacTlsConnection     *connection);
+void                       lac_tls_connection_flush          (LacTlsConnection     *connection);
+
+/*
  * URI
  */
 typedef enum {
diff --git a/src/lactlsconnection.c b/src/lactlsconnection.c
new file mode 100644
index 0000000..fb1f5a7
--- /dev/null
+++ b/src/lactlsconnection.c
@@ -0,0 +1,91 @@
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- */
+
+/*  Lac - Library for asynchronous communication
+ *  Copyright (C) 2000, 2001, 2002, 2003  Søren Sandmann
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Library General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2 of the License, or (at your option) any later version.
+ *
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Library General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Library General Public
+ *  License along with this library; if not, write to the 
+ *  Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ *  Boston, MA  02111-1307, USA.
+ */
+
+#include "lac.h"
+#include <string.h>
+
+struct _LacTlsConnection
+{
+    LacConnection *      tcp_connection;
+    LacTlsConnectionFunc callback;
+    gpointer		 data;
+
+    LacByteQueue *       buffer;
+    gboolean             need_handshake;
+};
+
+static void
+tcp_callback (LacConnection *connection,
+              const LacConnectionEvent *event)
+{
+    LacTlsConnection *tls = lac_connection_get_data (connection);
+    
+    switch (event->type)
+    {
+    case LAC_CONNECTION_EVENT_CONNECT:
+    case LAC_CONNECTION_EVENT_CLOSE:
+    case LAC_CONNECTION_EVENT_ERROR:
+	tls->callback (tls, event);
+        break;
+
+    case LAC_CONNECTION_EVENT_READ:
+        /* add data to buffer   */
+        lac_byte_queue_append (tls->buffer, event->read.data, event->read.len);
+	
+        if (tls->need_handshake)
+        {
+            /* if need handshake, attempt handshake */
+            /* if successful
+             *      emit handshake
+             *      tls->need_handshake = FALSE
+             */
+        }
+        
+        /* attempt to read from the tls */
+        /* if successful, emit read event */
+        break;
+        
+        /* Connection closed         */
+        /* just re-emit              */
+        break;
+
+        /* error                     */
+        /* just re-emit              */
+        break;
+    }
+}
+
+LacTlsConnection *
+lac_tls_connection_new (const LacAddress  *address,
+                        gint               port,
+                        LacTlsConnectionFunc  callback,
+                        gpointer           data)
+{
+    LacTlsConnection *tls = g_new0 (LacTlsConnection, 1);
+
+    tls->tcp_connection = lac_connection_new (
+        address, port, tcp_callback, tls);
+    tls->need_handshake = TRUE;
+    tls->callback = callback;
+    tls->data = data;
+    
+    return tls;
+}