Add support for IP based connections to gsmdial

diff --git a/gatchat/gsmdial.c b/gatchat/gsmdial.c
index e6028e0..2087e70 100644 (file)
--- a/gatchat/gsmdial.c
+++ b/gatchat/gsmdial.c
@@ -29,6 +29,9 @@
 #include <errno.h>
 #include <unistd.h>
 #include <sys/signalfd.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
 
 #include <glib.h>
 #include <gatchat.h>
@@ -388,6 +391,49 @@ static int open_serial()
        return 0;
 }
 
+static int open_ip()
+{
+       int sk, err;
+       struct sockaddr_in addr;
+       GAtSyntax *syntax;
+       GIOChannel *channel;
+
+       sk = socket(PF_INET, SOCK_STREAM, 0);
+       if (sk < 0)
+               return -EINVAL;
+
+       memset(&addr, 0, sizeof(addr));
+       addr.sin_family = AF_INET;
+       addr.sin_addr.s_addr = inet_addr(option_ip);
+       addr.sin_port = htons(option_port);
+
+       err = connect(sk, (struct sockaddr *) &addr, sizeof(addr));
+       if (err < 0) {
+               close(sk);
+               return err;
+       }
+
+       channel = g_io_channel_unix_new(sk);
+       if (channel == NULL) {
+               close(sk);
+               return -ENOMEM;
+       }
+
+       syntax = g_at_syntax_new_gsmv1();
+       control = g_at_chat_new(channel, syntax);
+       g_io_channel_unref(channel);
+       g_at_syntax_unref(syntax);
+
+       if (control == NULL)
+               return -ENOMEM;
+
+       g_at_chat_ref(control);
+       modem = control;
+       g_at_chat_set_debug(control, gsmdial_debug, "");
+
+       return 0;
+}
+
 static GOptionEntry options[] = {
        { "ip", 'i', 0, G_OPTION_ARG_STRING, &option_ip,
                                "Specify IP" },
@@ -448,11 +494,15 @@ int main(int argc, char **argv)
                if (ret < 0)
                        goto out;
        } else {
+               int ret;
+
                g_print("IP: %s\n", option_ip);
                g_print("Port: %d\n", option_port);
+               ret = open_ip();
                g_free(option_ip);
 
-               goto out;
+               if (ret < 0)
+                       goto out;
        }
 
        g_print("APN: %s\n", option_apn);