From 880d52460ecbc7c20ff137419d6f6717a6d9c433 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Micha=C5=82=20Narajowski?= <michal.narajowski@codecoup.pl>
Date: Thu, 26 Jul 2018 13:50:40 +0200
Subject: [PATCH] mesh: glue: Add utility net_buf functions for later use

These functions will be used in an app that will be added in the future.
---
 nimble/host/mesh/include/mesh/glue.h |  2 ++
 nimble/host/mesh/src/glue.c          | 22 ++++++++++++++++++++++
 2 files changed, 24 insertions(+)

diff --git a/nimble/host/mesh/include/mesh/glue.h b/nimble/host/mesh/include/mesh/glue.h
index 7237a82af..b458ffebf 100644
--- a/nimble/host/mesh/include/mesh/glue.h
+++ b/nimble/host/mesh/include/mesh/glue.h
@@ -215,11 +215,13 @@ void net_buf_unref(struct os_mbuf *om);
 uint16_t net_buf_simple_pull_le16(struct os_mbuf *om);
 uint16_t net_buf_simple_pull_be16(struct os_mbuf *om);
 uint32_t net_buf_simple_pull_be32(struct os_mbuf *om);
+uint32_t net_buf_simple_pull_le32(struct os_mbuf *om);
 uint8_t net_buf_simple_pull_u8(struct os_mbuf *om);
 void net_buf_simple_add_le16(struct os_mbuf *om, uint16_t val);
 void net_buf_simple_add_be16(struct os_mbuf *om, uint16_t val);
 void net_buf_simple_add_u8(struct os_mbuf *om, uint8_t val);
 void net_buf_simple_add_be32(struct os_mbuf *om, uint32_t val);
+void net_buf_simple_add_le32(struct os_mbuf *om, uint32_t val);
 void net_buf_add_zeros(struct os_mbuf *om, uint8_t len);
 void net_buf_simple_push_le16(struct os_mbuf *om, uint16_t val);
 void net_buf_simple_push_be16(struct os_mbuf *om, uint16_t val);
diff --git a/nimble/host/mesh/src/glue.c b/nimble/host/mesh/src/glue.c
index 5933bb5ca..01dbdf431 100644
--- a/nimble/host/mesh/src/glue.c
+++ b/nimble/host/mesh/src/glue.c
@@ -183,6 +183,20 @@ net_buf_simple_pull_be32(struct os_mbuf *om)
     return val;
 }
 
+uint32_t
+net_buf_simple_pull_le32(struct os_mbuf *om)
+{
+    uint32_t val;
+    struct os_mbuf *old = om;
+
+    om = os_mbuf_pullup(om, sizeof(val));
+    assert(om == old);
+    val = get_le32(om->om_data);
+    os_mbuf_adj(om, sizeof(val));
+
+    return val;
+}
+
 uint8_t
 net_buf_simple_pull_u8(struct os_mbuf *om)
 {
@@ -221,6 +235,14 @@ net_buf_simple_add_be32(struct os_mbuf *om, uint32_t val)
     ASSERT_NOT_CHAIN(om);
 }
 
+void
+net_buf_simple_add_le32(struct os_mbuf *om, uint32_t val)
+{
+    val = htole32(val);
+    os_mbuf_append(om, &val, sizeof(val));
+    ASSERT_NOT_CHAIN(om);
+}
+
 void
 net_buf_simple_add_u8(struct os_mbuf *om, uint8_t val)
 {