/*

* ModSecurity for Apache 2.x, http://www.modsecurity.org/

* Copyright (c) 2004-2013 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.

*/

#ifndef _MSC_CRYPT_H_

#define _MSC_CRYPT_H_

#include "modsecurity.h"

#include <libxml/HTMLparser.h>

#include <libxml/xpath.h>

#define HMAC_PAD_SIZE 65

#define HASH_ONLY 0

#define FULL_LINK 1

#ifndef INT32_MAX

#define INT32_MAX      (2147483647)

#endif

char DSOLOCAL *hmac(modsec_rec *msr, const char *key, int key_len,

                     unsigned char *msg, int msglen);

char DSOLOCAL *do_hash_link(modsec_rec *msr, char *link,

                      int type);

char DSOLOCAL *getkey(apr_pool_t *mp);

int DSOLOCAL init_response_body_html_parser(modsec_rec *msr);

int DSOLOCAL hash_response_body_links(modsec_rec *msr);

int DSOLOCAL inject_hashed_response_body(modsec_rec *msr, int elts);

int DSOLOCAL do_hash_method(modsec_rec *msr, char *link, int type);

int DSOLOCAL modify_response_header(modsec_rec *msr);

char DSOLOCAL *normalize_path(modsec_rec *msr, char *input);

#endif