1 files changed, 28 insertions, 1 deletions
diff --git a/hosts_cache.cpp b/hosts_cache.cpp
index 9c0f0a0c..5a759698 100644
--- a/hosts_cache.cpp
+++ b/hosts_cache.cpp
@@ -122,7 +122,7 @@ static int cmp_hcent_name(const void *a, const void *b)
     return hstrcmp(na, nb);
 }
 
-static struct hcent *_hcfindname(const char *name)
+static struct hcent *_hcfindname_exact(const char *name)
 {
     size_t first, last, mid;
     struct hcent *cur = NULL;
@@ -163,6 +163,33 @@ found:
     return cur;
 }
 
+static struct hcent *_hcfindname(const char *name)
+{
+    struct hcent *ent;
+    char namebuf[MAX_HOSTLEN];
+    char *p;
+    char *dot;
+
+    ent = _hcfindname_exact(name);
+    if (!ent && strlen(name) < sizeof(namebuf)) {
+        strlcpy(namebuf, name, sizeof(namebuf));
+        p = namebuf;
+        do {
+            dot = strchr(p, '.');
+            if (!dot)
+                break;
+            if (dot > p) {
+                *(dot - 1) = '*';
+                ent = _hcfindname_exact(dot - 1);
+            }
+            p = dot + 1;
+        }
+        while (!ent);
+    }
+
+    return ent;
+}
+
 /*
  * Find next name on line, if any.
  *