It handles client ATD*99# request and then initiate the PPP negotiation.
IP forward through the new ppp interface is not done yet.
Initially based on patches from Zhenhua Zhang <zhenhua.zh...@intel.com>
---
src/emulator.c | 123 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 123 insertions(+), 0 deletions(-)
diff --git a/src/emulator.c b/src/emulator.c
index 49b129b..f1a079d 100644
--- a/src/emulator.c
+++ b/src/emulator.c
@@ -32,11 +32,18 @@
#include "ofono.h"
#include "common.h"
#include "gatserver.h"
+#include "gatppp.h"
+
+#define DUN_SERVER_ADDRESS "192.168.1.1"
+#define DUN_PEER_ADDRESS "192.168.1.2"
+#define DUN_DNS_SERVER_1 "10.10.10.10"
+#define DUN_DNS_SERVER_2 "10.10.10.11"
struct ofono_emulator {
struct ofono_modem *modem;
struct ofono_atom *atom;
GAtServer *server;
+ GAtPPP *ppp;
struct ofono_emulator_driver *driver;
};
@@ -55,10 +62,124 @@ void ofono_emulator_remove(struct ofono_emulator *emulator)
__ofono_atom_free(emulator->atom);
}
+static void ppp_connect(const char *iface, const char *local,
+ const char *remote,
+ const char *dns1, const char *dns2,
+ gpointer user_data)
+{
+ DBG("Network Device: %s\n", iface);
+ DBG("IP Address: %s\n", local);
+ DBG("Remote IP Address: %s\n", remote);
+ DBG("Primary DNS Server: %s\n", dns1);
+ DBG("Secondary DNS Server: %s\n", dns2);
+}
+
+static void ppp_disconnect(GAtPPPDisconnectReason reason, gpointer user_data)
+{
+ struct ofono_emulator *e = user_data;
+
+ DBG("");
+
+ g_at_ppp_unref(e->ppp);
+ e->ppp = NULL;
+
+ if (e->server == NULL)
+ return;
+
+ g_at_server_resume(e->server);
+
+ g_at_server_send_final(e->server, G_AT_SERVER_RESULT_NO_CARRIER);
+}
+
+static gboolean setup_ppp(gpointer user_data)
+{
+ struct ofono_emulator *e = user_data;
+ GAtServer *server = e->server;
+ GAtIO *io;
+
+ DBG("");
+
+ io = g_at_server_get_io(server);
+
+ g_at_server_suspend(server);
+
+ e->ppp = g_at_ppp_server_new_from_io(io, DUN_SERVER_ADDRESS);
+ if (e->ppp == NULL) {
+ g_at_server_resume(server);
+ return FALSE;
+ }
+
+ g_at_ppp_set_server_info(e->ppp, DUN_PEER_ADDRESS,
+ DUN_DNS_SERVER_1, DUN_DNS_SERVER_2);
+
+ g_at_ppp_set_credentials(e->ppp, "", "");
+ g_at_ppp_set_debug(e->ppp, ofono_emulator_debug, "PPP");
+
+ g_at_ppp_set_connect_function(e->ppp, ppp_connect, e);
+ g_at_ppp_set_disconnect_function(e->ppp, ppp_disconnect, e);
+
+ return FALSE;
+}
+
+static gboolean dial_call(struct ofono_emulator *e, const char *dial_str)
+{
+ char c = *dial_str;
+
+ DBG("dial call %s", dial_str);
+
+ if (c == '*' || c == '#' || c == 'T' || c == 't') {
+
+ g_at_server_send_intermediate(e->server, "CONNECT");
+ g_idle_add(setup_ppp, e);
+ }
+
+ return TRUE;
+}
+
+static void dial_cb(GAtServerRequestType type, GAtResult *result,
+ gpointer user_data)
+{
+ struct ofono_emulator *e = user_data;
+ GAtServer *server = e->server;
+ GAtResultIter iter;
+ const char *dial_str;
+
+ DBG("");
+
+ if (type != G_AT_SERVER_REQUEST_TYPE_SET)
+ goto error;
+
+ g_at_result_iter_init(&iter, result);
+
+ if (!g_at_result_iter_next(&iter, "D"))
+ goto error;
+
+ dial_str = g_at_result_iter_raw_line(&iter);
+ if (!dial_str)
+ goto error;
+
+ if (e->ppp)
+ goto error;
+
+ if (!dial_call(e, dial_str))
+ goto error;
+
+ return;
+
+error:
+ g_at_server_send_final(server, G_AT_SERVER_RESULT_ERROR);
+}
+
static void emulator_disable(struct ofono_emulator *e)
{
DBG("");
+ if (e->ppp) {
+ g_at_ppp_shutdown(e->ppp);
+ g_at_ppp_unref(e->ppp);
+ e->ppp = NULL;
+ }
+
g_at_server_shutdown(e->server);
g_at_server_unref(e->server);
e->server = NULL;
@@ -93,6 +214,8 @@ int ofono_emulator_enable(struct ofono_emulator *e, int fd)
g_at_server_set_disconnect_function(e->server,
emulator_disconnect_cb, e);
+ g_at_server_register(e->server, "D", dial_cb, e, NULL);
+
return 0;
}
--
1.7.4
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