Adds XML variable, xml body request processor and @validateSchema

src/request_body_processor/xml.h

@@ -0,0 +1,68 @@
+/*
+ * ModSecurity, http://www.modsecurity.org/
+ * Copyright (c) 2015 Trustwave Holdings, Inc. (http://www.trustwave.com/)
+ *
+ * You may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * If any of the files related to licensing are missing or if you have any
+ * other questions related to licensing please contact Trustwave Holdings, Inc.
+ * directly using the email address security@modsecurity.org.
+ *
+ */
+
+
+#include <libxml/xmlschemas.h>
+#include <libxml/xpath.h>
+
+#include <string>
+#include <iostream>
+
+#include "modsecurity/transaction.h"
+
+#ifndef SRC_REQUEST_BODY_PROCESSOR_XML_H_
+#define SRC_REQUEST_BODY_PROCESSOR_XML_H_
+
+
+namespace modsecurity {
+namespace RequestBodyProcessor {
+
+
+struct xml_data {
+    xmlSAXHandler *sax_handler;
+    xmlParserCtxtPtr parsing_ctx;
+    xmlDocPtr doc;
+
+    unsigned int well_formed;
+};
+
+typedef struct xml_data xml_data;
+
+class XML {
+ public:
+    explicit XML(Transaction *transaction);
+    ~XML();
+    bool init();
+    bool processChunk(const char *buf, unsigned int size);
+    bool complete();
+    static xmlParserInputBufferPtr unloadExternalEntity(const char *URI,
+        xmlCharEncoding enc) { return NULL; }
+
+#ifndef NO_LOGS
+    void debug(int a, std::string str) {
+        m_transaction->debug(a, str);
+    }
+#endif
+    xml_data m_data;
+
+ private:
+    Transaction *m_transaction;
+    std::string m_header;
+};
+
+}  // namespace RequestBodyProcessor
+}  // namespace modsecurity
+
+#endif  // SRC_REQUEST_BODY_PROCESSOR_XML_H_