From 4cd302a1ebd44eafe5ac57062288436ab41b1220 Mon Sep 17 00:00:00 2001
From: Nick Mathewson <nickm@torproject.org>
Date: Thu, 28 Dec 2006 21:29:03 +0000
Subject: [PATCH]  r11722@Kushana:  nickm | 2006-12-28 13:51:42 -0500  Add a
 helper function for case-insensitive search through a smartlist

svn:r9198
---
 src/common/container.c | 14 ++++++++++++++
 src/common/container.h |  2 ++
 2 files changed, 16 insertions(+)

diff --git a/src/common/container.c b/src/common/container.c
index 6dae0bb932..659e1346d1 100644
--- a/src/common/container.c
+++ b/src/common/container.c
@@ -197,6 +197,20 @@ smartlist_string_isin(const smartlist_t *sl, const char *element)
   return 0;
 }
 
+/** Return true iff <b>sl</b> has some element E such that
+ * !strcasecmp(E,<b>element</b>)
+ */
+int
+smartlist_string_isin_case(const smartlist_t *sl, const char *element)
+{
+  int i;
+  if (!sl) return 0;
+  for (i=0; i < sl->num_used; i++)
+    if (strcasecmp((const char*)sl->list[i],element)==0)
+      return 1;
+  return 0;
+}
+
 /** Return true iff <b>sl</b> has some element E such that E is equal
  * to the decimal encoding of <b>num</b>.
  */
diff --git a/src/common/container.h b/src/common/container.h
index 5f0417cf4d..a6b7b56adb 100644
--- a/src/common/container.h
+++ b/src/common/container.h
@@ -35,6 +35,8 @@ void smartlist_string_remove(smartlist_t *sl, const char *element);
 int smartlist_isin(const smartlist_t *sl, const void *element) ATTR_PURE;
 int smartlist_string_isin(const smartlist_t *sl, const char *element)
   ATTR_PURE;
+int smartlist_string_isin_case(const smartlist_t *sl, const char *element)
+  ATTR_PURE;
 int smartlist_string_num_isin(const smartlist_t *sl, int num) ATTR_PURE;
 int smartlist_overlap(const smartlist_t *sl1, const smartlist_t *sl2)
   ATTR_PURE;