From: Victor Julien <victor@inliniac.net>
Date: Sat, 1 Apr 2017 10:13:17 +0000 (+0200)
Subject: detect: implement http referer sticky buffer
X-Git-Tag: suricata-4.0.0-beta1~199
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5714129e32f4dd26a309c08826037a53dd7a84cc;p=thirdparty%2Fsuricata.git

detect: implement http referer sticky buffer
---

diff --git a/src/Makefile.am b/src/Makefile.am
index 01b1114a17..e4af8bcd07 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -176,6 +176,7 @@ detect-http-method.c detect-http-method.h \
 detect-http-protocol.c detect-http-protocol.h \
 detect-http-raw-header.c detect-http-raw-header.h \
 detect-http-raw-uri.c detect-http-raw-uri.h \
+detect-http-referer.c detect-http-referer.h \
 detect-http-request-line.c detect-http-request-line.h \
 detect-http-response-line.c detect-http-response-line.h \
 detect-http-server-body.c detect-http-server-body.h \
diff --git a/src/detect-http-headers.c b/src/detect-http-headers.c
index fda7f53dcf..f22cdf108c 100644
--- a/src/detect-http-headers.c
+++ b/src/detect-http-headers.c
@@ -16,8 +16,10 @@
  */
 
 #include "detect-http-accept.h"
+#include "detect-http-referer.h"
 
 void DetectHttpHeadersRegister(void)
 {
     RegisterHttpHeadersAccept();
+    RegisterHttpHeadersReferer();
 }
diff --git a/src/detect-http-referer.c b/src/detect-http-referer.c
new file mode 100644
index 0000000000..edb48c18b9
--- /dev/null
+++ b/src/detect-http-referer.c
@@ -0,0 +1,46 @@
+/* Copyright (C) 2007-2017 Open Information Security Foundation
+ *
+ * You can copy, redistribute or modify this Program under the terms of
+ * the GNU General Public License version 2 as published by the Free
+ * Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * version 2 along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+/**
+ * \ingroup httplayer
+ *
+ * @{
+ */
+
+
+/**
+ * \file
+ *
+ * \author Victor Julien <victor@inliniac.net>
+ *
+ * Implements support http_referer sticky buffer
+ */
+
+#define KEYWORD_NAME "http_referer"
+#define KEYWORD_DOC "http-keywords#http-referer"
+#define BUFFER_NAME "http_referer"
+#define BUFFER_DESC "http referer header"
+#define HEADER_NAME "Referer"
+#define KEYWORD_ID DETECT_AL_HTTP_HEADER_REFERER
+#define KEYWORD_TOSERVER 1
+
+#include "detect-http-headers-stub.h"
+
+void RegisterHttpHeadersReferer(void)
+{
+    DetectHttpHeadersRegisterStub();
+}
diff --git a/src/detect-http-referer.h b/src/detect-http-referer.h
new file mode 100644
index 0000000000..ae265890a0
--- /dev/null
+++ b/src/detect-http-referer.h
@@ -0,0 +1,23 @@
+/* Copyright (C) 2007-2017 Open Information Security Foundation
+ *
+ * You can copy, redistribute or modify this Program under the terms of
+ * the GNU General Public License version 2 as published by the Free
+ * Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * version 2 along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+#ifndef __DETECT_HTTP_REFERER_H__
+#define __DETECT_HTTP_REFERER_H__
+
+void RegisterHttpHeadersReferer(void);
+
+#endif /* __DETECT_HTTP_REFERER_H__ */
diff --git a/src/detect.h b/src/detect.h
index 672fc1f023..d46dbcd9b4 100644
--- a/src/detect.h
+++ b/src/detect.h
@@ -1242,6 +1242,7 @@ enum {
     DETECT_AL_HTTP_HEADER,
     DETECT_AL_HTTP_HEADER_NAMES,
     DETECT_AL_HTTP_HEADER_ACCEPT,
+    DETECT_AL_HTTP_HEADER_REFERER,
     DETECT_AL_HTTP_RAW_HEADER,
     DETECT_AL_HTTP_URI,
     DETECT_AL_HTTP_RAW_URI,