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-rw-r--r--source3/winbindd/idmap_util.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/source3/winbindd/idmap_util.c b/source3/winbindd/idmap_util.c
index 70c109a7a5..3afe9f8607 100644
--- a/source3/winbindd/idmap_util.c
+++ b/source3/winbindd/idmap_util.c
@@ -287,3 +287,22 @@ backend:
}
return NT_STATUS_OK;
}
+
+/**
+ * check whether a given unix id is inside the filter range of an idmap domain
+ */
+bool idmap_unix_id_is_in_range(uint32_t id, struct idmap_domain *dom)
+{
+ if (id == 0) {
+ /* 0 is not an allowed unix id for id mapping */
+ return false;
+ }
+
+ if ((dom->low_id && (id < dom->low_id)) ||
+ (dom->high_id && (id > dom->high_id)))
+ {
+ return false;
+ }
+
+ return true;
+}