cfgfile: support looking up sections by index

[dpdk.git] / lib / librte_cfgfile / rte_cfgfile.c

diff --git a/lib/librte_cfgfile/rte_cfgfile.c b/lib/librte_cfgfile/rte_cfgfile.c
index 1cd523f..75625a2 100644 (file)
--- a/lib/librte_cfgfile/rte_cfgfile.c
+++ b/lib/librte_cfgfile/rte_cfgfile.c
@@ -333,6 +333,24 @@ rte_cfgfile_section_entries(struct rte_cfgfile *cfg, const char *sectionname,
        return i;
 }
 
+int
+rte_cfgfile_section_entries_by_index(struct rte_cfgfile *cfg, int index,
+               char *sectionname,
+               struct rte_cfgfile_entry *entries, int max_entries)
+{
+       int i;
+       const struct rte_cfgfile_section *sect;
+
+       if (index < 0 || index >= cfg->num_sections)
+               return -1;
+
+       sect = cfg->sections[index];
+       snprintf(sectionname, CFG_NAME_LEN, "%s", sect->name);
+       for (i = 0; i < max_entries && i < sect->num_entries; i++)
+               entries[i] = *sect->entries[i];
+       return i;
+}
+
 const char *
 rte_cfgfile_get_entry(struct rte_cfgfile *cfg, const char *sectionname,
                const char *entryname)