From 1579f0c02b22169198f9438269d2b4ff16aa075b Mon Sep 17 00:00:00 2001
From: tyx <462747508@qq.com>
Date: Wed, 8 Jun 2022 09:51:36 +0800
Subject: [PATCH] =?UTF-8?q?[components][var=5Fexport]=20=E6=B7=BB=E5=8A=A0?=
 =?UTF-8?q?=E8=8E=B7=E5=8F=96=E9=95=BF=E5=BA=A6=E5=8F=8A=E4=BA=8C=E5=88=86?=
 =?UTF-8?q?=E6=9F=A5=E6=89=BE=E5=8A=9F=E8=83=BD?=
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---
 components/utilities/var_export/var_export.c | 7 ++++++-
 components/utilities/var_export/var_export.h | 2 ++
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/components/utilities/var_export/var_export.c b/components/utilities/var_export/var_export.c
index 5ab7e2b57e..e4146d6ff8 100644
--- a/components/utilities/var_export/var_export.c
+++ b/components/utilities/var_export/var_export.c
@@ -181,7 +181,7 @@ const ve_exporter_t *ve_iter_next(ve_iterator_t *iter)
 }
 
 /* binary search based on identifier */
-static const ve_exporter_t *ve_binary_search(ve_module_t *mod, const char *identifier)
+const ve_exporter_t *ve_binary_search(ve_module_t *mod, const char *identifier)
 {
     int ve_low_num = 0;
     int ve_high_num = mod->end - mod->begin;
@@ -237,3 +237,8 @@ rt_bool_t ve_value_exist(ve_module_t *mod, const char *identifier)
         return RT_FALSE;
     }
 }
+
+rt_size_t ve_value_count(ve_module_t *mod)
+{
+    return mod->end - mod->begin + 1;
+}
diff --git a/components/utilities/var_export/var_export.h b/components/utilities/var_export/var_export.h
index 6e147e8201..b0e2e88b3f 100644
--- a/components/utilities/var_export/var_export.h
+++ b/components/utilities/var_export/var_export.h
@@ -90,5 +90,7 @@ const ve_exporter_t *ve_iter_next(ve_iterator_t *iter);
 rt_base_t ve_value_get(ve_module_t *mod, const char *identifier);
 /* check if this value exists in the module*/
 rt_bool_t ve_value_exist(ve_module_t *mod, const char *identifier);
+rt_size_t ve_value_count(ve_module_t *mod);
+const ve_exporter_t *ve_binary_search(ve_module_t *mod, const char *identifier);
 
 #endif /* _VAR_EXPORT_H__ */