From c510fc29fcf4999de8ba4992dd305968909ed69b Mon Sep 17 00:00:00 2001
From: Neels Hofmeyr <nhofmeyr@sysmocom.de>
Date: Thu, 13 Oct 2016 16:58:04 +0200
Subject: hnbgw: vty: set explicit go_parent_cb

A second level of depth will be added to the hnbgw node soon, which will need
explicit go-parent logic.

Change-Id: I8d1c18a396c215e8425ae49872b5c73316087d7d
---
 include/osmocom/iuh/hnbgw.h |  1 +
 src/hnbgw.c                 |  1 +
 src/hnbgw_vty.c             | 21 +++++++++++++++++++++
 3 files changed, 23 insertions(+)

diff --git a/include/osmocom/iuh/hnbgw.h b/include/osmocom/iuh/hnbgw.h
index 92d7674..850c4d9 100644
--- a/include/osmocom/iuh/hnbgw.h
+++ b/include/osmocom/iuh/hnbgw.h
@@ -148,3 +148,4 @@ struct hnb_context *hnb_context_alloc(struct hnb_gw *gw, struct osmo_stream_srv_
 void hnb_context_release(struct hnb_context *ctx);
 
 void hnbgw_vty_init(struct hnb_gw *gw, void *tall_ctx);
+int hnbgw_vty_go_parent(struct vty *vty);
diff --git a/src/hnbgw.c b/src/hnbgw.c
index 2eecbea..16a2e43 100644
--- a/src/hnbgw.c
+++ b/src/hnbgw.c
@@ -346,6 +346,7 @@ static const struct log_info hnbgw_log_info = {
 static struct vty_app_info vty_info = {
 	.name		= "OsmoHNBGW",
 	.version	= "0",
+	.go_parent_cb	= hnbgw_vty_go_parent,
 };
 
 static struct {
diff --git a/src/hnbgw_vty.c b/src/hnbgw_vty.c
index ff75aea..a458c76 100644
--- a/src/hnbgw_vty.c
+++ b/src/hnbgw_vty.c
@@ -54,6 +54,27 @@ DEFUN(cfg_hnbgw_iuh, cfg_hnbgw_iuh_cmd,
 	return CMD_SUCCESS;
 }
 
+int hnbgw_vty_go_parent(struct vty *vty)
+{
+	switch (vty->node) {
+	case IUH_NODE:
+		vty->node = HNBGW_NODE;
+		vty->index = NULL;
+		break;
+	default:
+	case HNBGW_NODE:
+		vty->node = CONFIG_NODE;
+		vty->index = NULL;
+		break;
+	case CONFIG_NODE:
+		vty->node = ENABLE_NODE;
+		vty->index = NULL;
+		break;
+	}
+
+	return vty->node;
+}
+
 static void vty_dump_hnb_info(struct vty *vty, struct hnb_context *hnb)
 {
 	struct hnbgw_context_map *map;
-- 
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