94 lines
2.5 KiB
C
94 lines
2.5 KiB
C
/*
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* Extract component parts of various MS XML files (e.g. MS Office 2003 XML Documents)
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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: Kevin Lin
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*
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* This program is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License version 2 as published by the
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* Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 51
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* Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef __MSXML_PARSER_H
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#define __MSXML_PARSER_H
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#if HAVE_LIBXML2
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#if HAVE_CONFIG_H
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#include "clamav-config.h"
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#endif
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#include "others.h"
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#ifdef _WIN32
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#ifndef LIBXML_WRITER_ENABLED
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#define LIBXML_WRITER_ENABLED 1
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#endif
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#endif
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#include <libxml/xmlreader.h>
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#define MSXML_RECLEVEL_MAX 20
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#define MSXML_JSON_STRLEN_MAX 128
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/* reader usage flags */
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#define MSXML_FLAG_JSON 0x1
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#define MSXML_FLAG_WALK 0x2
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struct msxml_ictx;
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struct attrib_entry {
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const char *key;
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const char *value;
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};
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struct key_entry {
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/* how */
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#define MSXML_IGNORE 0x0
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#define MSXML_IGNORE_ELEM 0x1
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#define MSXML_SCAN_CB 0x2
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#define MSXML_SCAN_B64 0x4
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#define MSXML_COMMENT_CB 0x8
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/* where */
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#define MSXML_JSON_ROOT 0x10
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#define MSXML_JSON_WRKPTR 0x20
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#define MSXML_JSON_MULTI 0x40
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#define MSXML_JSON_TRACK (MSXML_JSON_ROOT | MSXML_JSON_WRKPTR)
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/* what */
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#define MSXML_JSON_COUNT 0x100
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#define MSXML_JSON_VALUE 0x200
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#define MSXML_JSON_ATTRIB 0x400
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const char *key;
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const char *name;
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uint32_t type;
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};
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typedef cl_error_t (*msxml_scan_cb)(int fd, const char *filepath, cli_ctx *ctx, int num_attribs, struct attrib_entry *attribs, void *cbdata);
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typedef cl_error_t (*msxml_comment_cb)(const char *comment, cli_ctx *ctx, void *wrkjobj, void *cbdata);
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struct msxml_ctx {
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msxml_scan_cb scan_cb;
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void *scan_data;
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msxml_comment_cb comment_cb;
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void *comment_data;
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struct msxml_ictx *ictx;
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};
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int cli_msxml_parse_document(cli_ctx *ctx, xmlTextReaderPtr reader, const struct key_entry *keys, const size_t num_keys, uint32_t flags, struct msxml_ctx *mxctx);
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#endif /* HAVE_LIBXML2 */
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#endif /* __MSXML_PARSER_H */
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