87 lines
2.6 KiB
C
87 lines
2.6 KiB
C
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/*
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* Copyright (C) 2013-2022 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
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* Copyright (C) 2007-2013 Sourcefire, Inc.
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*
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* Authors: Török Edvin
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*/
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#ifndef _PHISH_CHECK_H
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#define _PHISH_CHECK_H
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#include "regex/regex.h"
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#include "htmlnorm.h"
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#define CL_PHISH_BASE 100
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enum phish_status { CL_PHISH_NODECISION = 0,
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CL_PHISH_CLEAN = CL_PHISH_BASE,
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CL_PHISH_CLOAKED_UIU,
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CL_PHISH_NUMERIC_IP,
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CL_PHISH_HEX_URL,
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CL_PHISH_CLOAKED_NULL,
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CL_PHISH_SSL_SPOOF,
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CL_PHISH_NOMATCH,
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CL_PHISH_HASH0,
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CL_PHISH_HASH1,
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CL_PHISH_HASH2 };
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#define CHECK_SSL 1
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#define CHECK_CLOAKING 2
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#define CLEANUP_URL 4
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#define CHECK_IMG_URL 8
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#define LINKTYPE_IMAGE 1
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#define CL_PHISH_ALL_CHECKS (CLEANUP_URL | CHECK_SSL | CHECK_CLOAKING | CHECK_IMG_URL)
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struct string {
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struct string* ref;
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char* data;
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int refcount;
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};
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struct phishcheck {
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regex_t preg_numeric;
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int is_disabled;
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};
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struct pre_fixup_info {
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/* pre_* url before fixup_spaces */
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struct string pre_displayLink;
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size_t host_start;
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size_t host_end;
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};
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struct url_check {
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struct string realLink;
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struct string displayLink;
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struct pre_fixup_info pre_fixup;
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unsigned short flags;
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unsigned short always_check_flags;
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unsigned short link_type;
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};
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cl_error_t phishingScan(cli_ctx* ctx, tag_arguments_t* hrefs);
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void phish_disable(struct cl_engine* engine, const char* reason);
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/* Global, non-thread-safe functions, call only once! */
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cl_error_t phishing_init(struct cl_engine* engine);
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void phishing_done(struct cl_engine* engine);
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enum phish_status cli_url_canon(const char* inurl, size_t len, char* urlbuff, size_t dest_len, char** host, size_t* hostlen, const char** path, size_t* pathlen);
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/* end of non-thread-safe functions */
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#endif
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