From aa68fff10477c37e34de82a2ddd0f78a47df6952 Mon Sep 17 00:00:00 2001
From: brectanus <brectanus@9017d574-64ec-4062-9424-5e00b32a252b>
Date: Fri, 14 Dec 2007 00:30:25 +0000
Subject: [PATCH] Fixed decoding \9 with t:escapeSeqDecode.  See #423.

---
 CHANGES                               | 4 +++-
 apache2/msc_util.c                    | 2 +-
 doc/modsecurity2-apache-reference.xml | 4 ++--
 3 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/CHANGES b/CHANGES
index a6b1a14c..b1d7aa27 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,6 +1,8 @@
-12 Dec 2007 - 2.5.0-rc1
+13 Dec 2007 - 2.5.0-rc1
 -----------------------
 
+ * Fixed t:escapeSeqDecode to better follow ANSI C escapes.
+
  * Added t:jsDecode to decode JavScript escape sequences.
 
  * Added IS_NEW and IS_EXPIRED built-in collection variables.
diff --git a/apache2/msc_util.c b/apache2/msc_util.c
index 32f5a572..ca8d1385 100644
--- a/apache2/msc_util.c
+++ b/apache2/msc_util.c
@@ -1054,7 +1054,7 @@ int ansi_c_sequences_decode_inplace(unsigned char *input, int input_len) {
                     }
                 }
                 else
-                if (isdigit(input[i + 1])) { /* Octal. */
+                if (ISODIGIT(input[i + 1])) { /* Octal. */
                     char buf[10];
                     int j = 0, l = 3;
 
diff --git a/doc/modsecurity2-apache-reference.xml b/doc/modsecurity2-apache-reference.xml
index 121ca773..08217c77 100644
--- a/doc/modsecurity2-apache-reference.xml
+++ b/doc/modsecurity2-apache-reference.xml
@@ -3,7 +3,7 @@
   <title>ModSecurity Reference Manual</title>
 
   <articleinfo>
-    <releaseinfo>Version 2.5.0-rc1/ (December 12, 2007)</releaseinfo>
+    <releaseinfo>Version 2.5.0-rc1/ (December 13, 2007)</releaseinfo>
 
     <copyright>
       <year>2004-2007</year>
@@ -5165,4 +5165,4 @@ SecRule REQUEST_METHOD "!<emphasis>@within %{tx.allowed_methods}</emphasis>" t:l
       </section>
     </section>
   </section>
-</article>
\ No newline at end of file
+</article>