Felipe Zimmerle 7ac515ee29 nginx: Adds proper support to SecServerSignature
SecServerSignature was leading nginx to crash. It was trying to write over a
memory area that it was not allowed to. In order to fix that a new function was
created on the standalone api. This function is called
modsecIsServerSignatureAvailale. Whenever it returns data it means that the
function SecServerSignature was used by the user. Nginx module was also patched
to support this new function.
2014-01-08 18:06:32 -08:00

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/*
* 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.
*/
#pragma once
#include <limits.h>
#include "http_core.h"
#include "http_request.h"
#include "modsecurity.h"
#include "apache2.h"
#include "http_main.h"
#include "http_connection.h"
#include "apr_optional.h"
#include "mod_log_config.h"
#include "msc_logging.h"
#include "msc_util.h"
#include "ap_mpm.h"
#include "scoreboard.h"
#include "apr_version.h"
#include "apr_lib.h"
#include "ap_config.h"
#include "http_config.h"
#ifdef __cplusplus
extern "C"
{
#endif
server_rec *modsecInit();
void modsecTerminate();
void modsecStartConfig();
directory_config *modsecGetDefaultConfig();
const char *modsecProcessConfig(directory_config *config, const char *file, const char *dir);
void modsecFinalizeConfig();
void modsecInitProcess();
conn_rec *modsecNewConnection();
void modsecProcessConnection(conn_rec *c);
request_rec *modsecNewRequest(conn_rec *connection, directory_config *config);
int modsecProcessRequestBody(request_rec *r);
int modsecProcessRequestHeaders(request_rec *r);
static inline int modsecProcessRequest(request_rec *r) {
int status;
status = modsecProcessRequestHeaders(r);
if (status != DECLINED) {
return status;
}
return modsecProcessRequestBody(r);
}
int modsecProcessResponse(request_rec *r);
int modsecFinishRequest(request_rec *r);
void modsecSetLogHook(void *obj, void (*hook)(void *obj, int level, char *str));
#define NOTE_MSR_BRIGADE_REQUEST "modsecurity-brigade-request"
#define NOTE_MSR_BRIGADE_RESPONSE "modsecurity-brigade-response"
static inline void
modsecSetBodyBrigade(request_rec *r, apr_bucket_brigade *b) {
apr_table_setn(r->notes, NOTE_MSR_BRIGADE_REQUEST, (char *)b);
};
static inline apr_bucket_brigade *
modsecGetBodyBrigade(request_rec *r) {
return (apr_bucket_brigade *)apr_table_get(r->notes, NOTE_MSR_BRIGADE_REQUEST);
};
static inline void
modsecSetResponseBrigade(request_rec *r, apr_bucket_brigade *b) {
apr_table_setn(r->notes, NOTE_MSR_BRIGADE_RESPONSE, (char *)b);
};
static inline apr_bucket_brigade *
modsecGetResponseBrigade(request_rec *r) {
return (apr_bucket_brigade *)apr_table_get(r->notes, NOTE_MSR_BRIGADE_RESPONSE);
};
void modsecSetReadBody(apr_status_t (*func)(request_rec *r, char *buf, unsigned int length, unsigned int *readcnt, int *is_eos));
void modsecSetReadResponse(apr_status_t (*func)(request_rec *r, char *buf, unsigned int length, unsigned int *readcnt, int *is_eos));
void modsecSetWriteBody(apr_status_t (*func)(request_rec *r, char *buf, unsigned int length));
void modsecSetWriteResponse(apr_status_t (*func)(request_rec *r, char *buf, unsigned int length));
void modsecSetDropAction(int (*func)(request_rec *r));
int modsecIsResponseBodyAccessEnabled(request_rec *r);
int modsecIsRequestBodyAccessEnabled(request_rec *r);
void modsecSetConfigForIISRequestBody(request_rec *r);
const char *modsecIsServerSignatureAvailale(void);
#ifdef __cplusplus
}
#endif