From 20c0b11dd9815191b080fae2e3b92c34d7e8f580 Mon Sep 17 00:00:00 2001
From: ivanr <ivanr@9017d574-64ec-4062-9424-5e00b32a252b>
Date: Wed, 2 May 2007 10:02:20 +0000
Subject: [PATCH] Added experimental RESPONSE_CONTENT_LENGTH,
 RESPONSE_CONTENT_TYPE.

---
 apache2/re_variables.c | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/apache2/re_variables.c b/apache2/re_variables.c
index e4714b2d..58792648 100644
--- a/apache2/re_variables.c
+++ b/apache2/re_variables.c
@@ -1634,6 +1634,23 @@ static int var_response_content_encoding(modsec_rec *msr, msre_var *var, msre_ru
     return var_simple_generate(var, vartab, mptmp, msr->r->content_encoding);
 }
 
+/* RESPONSE_CONTENT_TYPE */
+
+static int var_response_content_type(modsec_rec *msr, msre_var *var, msre_rule *rule,
+    apr_table_t *vartab, apr_pool_t *mptmp)
+{
+    return var_simple_generate(var, vartab, mptmp, msr->r->content_type);
+}
+
+/* RESPONSE_CONTENT_LENGTH */
+
+static int var_response_content_length(modsec_rec *msr, msre_var *var, msre_rule *rule,
+    apr_table_t *vartab, apr_pool_t *mptmp)
+{
+    const char *value = apr_psprintf(mptmp, "%" APR_OFF_T_FMT, msr->r->clength);
+    return var_simple_generate(var, vartab, mptmp, value);
+}
+
 /* USERID */
 
 static int var_userid_generate(modsec_rec *msr, msre_var *var, msre_rule *rule,
@@ -2409,6 +2426,28 @@ void msre_engine_register_default_variables(msre_engine *engine) {
         PHASE_RESPONSE_HEADERS
     );
 
+    /* RESPONSE_CONTENT_TYPE */
+    msre_engine_variable_register(engine,
+        "RESPONSE_CONTENT_TYPE",
+        VAR_SIMPLE,
+        0, 0,
+        NULL,
+        var_response_content_type,
+        VAR_CACHE,
+        PHASE_RESPONSE_HEADERS
+    );
+
+    /* RESPONSE_CONTENT_LENGTH */
+    msre_engine_variable_register(engine,
+        "RESPONSE_CONTENT_LENGTH",
+        VAR_SIMPLE,
+        0, 0,
+        NULL,
+        var_response_content_length,
+        VAR_CACHE,
+        PHASE_RESPONSE_HEADERS
+    );
+
     /* RULE */
     msre_engine_variable_register(engine,
         "RULE",