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[components][var_export] 添加获取长度及二分查找功能

This commit is contained in:
tyx 2022-06-08 09:51:36 +08:00 committed by Man, Jianting (Meco)
parent a881c05e58
commit 1579f0c02b
2 changed files with 8 additions and 1 deletions
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7
components/utilities/var_export/var_export.c
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@ -181,7 +181,7 @@ const ve_exporter_t *ve_iter_next(ve_iterator_t *iter)
} }
/* binary search based on identifier */ /* 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_low_num = 0;
int ve_high_num = mod->end - mod->begin; 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; return RT_FALSE;
} }
} }
rt_size_t ve_value_count(ve_module_t *mod)
{
return mod->end - mod->begin + 1;
}

2
components/utilities/var_export/var_export.h
View File

@ -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); rt_base_t ve_value_get(ve_module_t *mod, const char *identifier);
/* check if this value exists in the module*/ /* check if this value exists in the module*/
rt_bool_t ve_value_exist(ve_module_t *mod, const char *identifier); 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__ */ #endif /* _VAR_EXPORT_H__ */