HTP  0.3
hooks.h
Go to the documentation of this file.
00001 /***************************************************************************
00002  * Copyright (c) 2009-2010, Open Information Security Foundation
00003  * Copyright (c) 2009-2012, Qualys, Inc.
00004  * All rights reserved.
00005  * 
00006  * Redistribution and use in source and binary forms, with or without
00007  * modification, are permitted provided that the following conditions are
00008  * met:
00009  * 
00010  * * Redistributions of source code must retain the above copyright
00011  * notice, this list of conditions and the following disclaimer.
00012  * * Redistributions in binary form must reproduce the above copyright
00013  * notice, this list of conditions and the following disclaimer in the
00014  * documentation and/or other materials provided with the distribution.
00015  * * Neither the name of the Qualys, Inc. nor the names of its
00016  * contributors may be used to endorse or promote products derived from
00017  * this software without specific prior written permission.
00018  * 
00019  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
00020  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
00021  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
00022  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
00023  * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
00024  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
00025  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
00026  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
00027  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
00028  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
00029  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00030  ***************************************************************************/
00031 
00037 #ifndef _HOOKS_H
00038 #define _HOOKS_H
00039 
00040 #include "dslib.h"
00041 
00042 #ifdef _HTP_H
00043 #define HOOK_ERROR      HTP_ERROR
00044 #define HOOK_OK         HTP_OK
00045 #define HOOK_DECLINED   HTP_DECLINED
00046 #else
00047 #define HOOK_ERROR      -1
00048 #define HOOK_OK          0
00049 #define HOOK_DECLINED    1
00050 #endif
00051 
00052 typedef struct htp_hook_t htp_hook_t;
00053 typedef struct htp_callback_t htp_callback_t;
00054 typedef int (*htp_callback_fn_t) (void *);
00055 
00056 #ifdef __cplusplus
00057 extern "C" {
00058 #endif
00059 
00060 struct htp_hook_t {
00061     list_t *callbacks;
00062 };
00063 
00064 struct htp_callback_t {
00065     htp_callback_fn_t fn;
00066 };
00067 
00068  int hook_register(htp_hook_t **hook, htp_callback_fn_t callback_fn);
00069  int hook_run_one(htp_hook_t *hook, void *data);
00070  int hook_run_all(htp_hook_t *hook, void *data);
00071 
00072 htp_hook_t *hook_create(void);
00073 htp_hook_t *hook_copy(htp_hook_t *hook);
00074        void hook_destroy(htp_hook_t *hook);
00075 
00076 
00077 #ifdef __cplusplus
00078 }
00079 #endif
00080 
00081 #endif  /* _HOOKS_H */
00082