split off osmo-sgsn: remove files, apply build

Change-Id: I5d27ff93e56cd13e0e70edd15e2080201e35e91f
diff --git a/src/gprs/gb_proxy_main.c b/src/gprs/gb_proxy_main.c
index caff27f..853a763 100644
--- a/src/gprs/gb_proxy_main.c
+++ b/src/gprs/gb_proxy_main.c
@@ -190,13 +190,39 @@
 	}
 }
 
-extern int bsc_vty_go_parent(struct vty *vty);
+int gbproxy_vty_is_config_node(struct vty *vty, int node)
+{
+        switch (node) {
+        /* add items that are not config */
+        case CONFIG_NODE:
+                return 0;
+
+        default:
+                return 1;
+        }
+}
+
+int gbproxy_vty_go_parent(struct vty *vty)
+{
+        switch (vty->node) {
+        case GBPROXY_NODE:
+        default:
+                if (gbproxy_vty_is_config_node(vty, vty->node))
+                        vty->node = CONFIG_NODE;
+                else
+                        vty->node = ENABLE_NODE;
+
+                vty->index = NULL;
+        }
+
+        return vty->node;
+}
 
 static struct vty_app_info vty_info = {
 	.name 		= "OsmoGbProxy",
 	.version	= PACKAGE_VERSION,
-	.go_parent_cb	= bsc_vty_go_parent,
-	.is_config_node	= bsc_vty_is_config_node,
+	.go_parent_cb	= gbproxy_vty_go_parent,
+	.is_config_node	= gbproxy_vty_is_config_node,
 };
 
 /* default categories */
@@ -226,7 +252,6 @@
 
 int main(int argc, char **argv)
 {
-	struct gsm_network dummy_network;
 	int rc;
 
 	tall_bsc_ctx = talloc_named_const(NULL, 0, "nsip_proxy");
@@ -271,7 +296,7 @@
 	}
 
 	/* start telnet after reading config for vty_get_bind_addr() */
-	rc = telnet_init_dynif(tall_bsc_ctx, &dummy_network,
+	rc = telnet_init_dynif(tall_bsc_ctx, NULL,
 			       vty_get_bind_addr(), OSMO_VTY_PORT_GBPROXY);
 	if (rc < 0)
 		exit(1);