1 files changed, 133 insertions, 0 deletions
diff --git a/gatchat/gatppp.c b/gatchat/gatppp.c
new file mode 100644
index 00000000..7b68ff39
--- /dev/null
+++ b/gatchat/gatppp.c
@@ -0,0 +1,133 @@
+/*
+ *
+ *  PPP library with GLib integration
+ *
+ *  Copyright (C) 2009-2010  Intel Corporation. All rights reserved.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ *
+ *  This program 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 General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdio.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <string.h>
+#include <termios.h>
+#include <arpa/inet.h>
+
+#include <glib.h>
+
+#include "gatutil.h"
+#include "gatppp.h"
+#include "ppp.h"
+
+/* Administrative Open */
+void g_at_ppp_open(GAtPPP *ppp)
+{
+	/* send an OPEN event to the lcp layer */
+}
+
+void g_at_ppp_set_connect_function(GAtPPP *ppp,
+			       GAtPPPConnectFunc callback, gpointer user_data)
+{
+	ppp->connect_cb = callback;
+	ppp->connect_data = user_data;
+}
+
+void g_at_ppp_set_disconnect_function(GAtPPP *ppp,
+				  GAtPPPDisconnectFunc callback,
+				  gpointer user_data)
+{
+	ppp->disconnect_cb = callback;
+	ppp->disconnect_data = user_data;
+}
+
+void g_at_ppp_shutdown(GAtPPP *ppp)
+{
+	/* close the ppp */
+	ppp_close(ppp);
+
+	/* clean up all the queues */
+	g_queue_free(ppp->event_queue);
+	g_queue_free(ppp->recv_queue);
+
+	/* cleanup modem channel */
+	g_source_remove(ppp->modem_watch);
+	g_io_channel_unref(ppp->modem);
+}
+
+void g_at_ppp_ref(GAtPPP *ppp)
+{
+	g_atomic_int_inc(&ppp->ref_count);
+}
+
+void g_at_ppp_unref(GAtPPP *ppp)
+{
+	if (g_atomic_int_dec_and_test(&ppp->ref_count)) {
+		g_at_ppp_shutdown(ppp);
+		g_free(ppp);
+	}
+}
+
+GAtPPP *g_at_ppp_new(GIOChannel *modem)
+{
+	GAtPPP *ppp;
+
+	ppp = g_try_malloc0(sizeof(GAtPPP));
+	if (!ppp)
+		return NULL;
+
+	ppp->modem = g_io_channel_ref(modem);
+	if (!g_at_util_setup_io(ppp->modem, G_IO_FLAG_NONBLOCK)) {
+		g_io_channel_unref(modem);
+		g_free(ppp);
+		return NULL;
+	}
+	g_io_channel_set_buffered(modem, FALSE);
+
+	ppp->ref_count = 1;
+
+	/* set options to defaults */
+	ppp->mru = DEFAULT_MRU;
+	ppp->recv_accm = DEFAULT_ACCM;
+	ppp->xmit_accm[0] = DEFAULT_ACCM;
+	ppp->xmit_accm[3] = 0x60000000; /* 0x7d, 0x7e */
+	ppp->pfc = FALSE;
+	ppp->acfc = FALSE;
+
+	/* allocate the queues */
+	ppp->event_queue = g_queue_new();
+	ppp->recv_queue = g_queue_new();
+
+	ppp->index = 0;
+
+	/* initialize the lcp state */
+
+
+	/* initialize the autentication state */
+
+
+	/* intialize the network state */
+
+	/* start listening for packets from the modem */
+	ppp->modem_watch = g_io_add_watch(modem,
+			G_IO_IN | G_IO_HUP | G_IO_ERR | G_IO_NVAL,
+			ppp_cb, ppp);
+
+	return ppp;
+}