From c071be698efadef1ad01fd3d329d1b486a372927 Mon Sep 17 00:00:00 2001
From: Werner Koch <wk@gnupg.org>
Date: Thu, 26 Feb 2015 18:16:45 +0100
Subject: gpg: Lowercase mailbox for PKA lookups.

* common/stringhelp.c (ascii_strlwr): New.
* common/mbox-util.c (mailbox_from_userid): Downcase result.
--

Signed-off-by: Werner Koch <wk@gnupg.org>
---
 common/stringhelp.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'common/stringhelp.c')

diff --git a/common/stringhelp.c b/common/stringhelp.c
index 7128de5fc..42e1bcbbb 100644
--- a/common/stringhelp.c
+++ b/common/stringhelp.c
@@ -804,6 +804,18 @@ ascii_tolower (int c)
     return c;
 }
 
+/* Lowercase all ASCII characters in S.  */
+char *
+ascii_strlwr (char *s)
+{
+  char *p = s;
+
+  for (p=s; *p; p++ )
+    if (isascii (*p) && *p >= 'A' && *p <= 'Z')
+      *p |= 0x20;
+
+  return s;
+}
 
 int
 ascii_strcasecmp( const char *a, const char *b )
-- 
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