Zabbix

/*

** Zabbix

** Copyright (C) 2001-2023 Zabbix SIA

**

** This program is free software; you can redistribute it and/or modify

** it under the terms of the GNU General Public License as published by

** the Free Software Foundation; either version 2 of the License, or

** (at your option) any later version.

**

** This program is distributed in the hope that it will be useful,

** but WITHOUT ANY WARRANTY; without even the implied warranty of

** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

** GNU General Public License for more details.

**

** You should have received a copy of the GNU General Public License

** along with this program; if not, write to the Free Software

** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

**/

​

#include "zbxxml.h"

​

#include "zbxalgo.h"

#include "zbxjson.h"

#include "zbxvariant.h"

#include "zbxstr.h"

​

#ifdef HAVE_LIBXML2

#   include <libxml/xpath.h>

#endif

​

typedef struct _zbx_xml_node_t zbx_xml_node_t;

​

ZBX_PTR_VECTOR_DECL(xml_node_ptr, zbx_xml_node_t *)

​

struct _zbx_xml_node_t

{

    char                *name;

    char                *value;

    zbx_vector_str_t        attributes;

    zbx_vector_xml_node_ptr_t   chnodes;

    int             is_array;

};

​

ZBX_PTR_VECTOR_IMPL(xml_node_ptr, zbx_xml_node_t *)

​

static char data_static[ZBX_MAX_B64_LEN];

​

/******************************************************************************

 *                                                                            *

 * Purpose: get DATA from <tag>DATA</tag>                                     *

 *                                                                            *

 * !!! Attention: static !!! Not thread-safe                                  *

 *                                                                            *

 ******************************************************************************/

int zbx_xml_get_data_dyn(const char *xml, const char *tag, char **data)

{

    size_t      len, sz;

    const char  *start, *end;

​

    sz = sizeof(data_static);

​

    len = zbx_snprintf(data_static, sz, "<%s>", tag);

    if (NULL == (start = strstr(xml, data_static)))

        return FAIL;

​

    zbx_snprintf(data_static, sz, "</%s>", tag);

    if (NULL == (end = strstr(xml, data_static)))

        return FAIL;

​

    if (end < start)

        return FAIL;

​

    start += len;

    len = end - start;

​

    if (len > sz - 1)

        *data = (char *)zbx_malloc(*data, len + 1);

    else

        *data = data_static;

​

    zbx_strlcpy(*data, start, len + 1);

​

    return SUCCEED;

}

​

/******************************************************************************

 *                                                                            *

 * !!! Attention: static !!! Not thread-safe                                  *

 *                                                                            *

 ******************************************************************************/

void    zbx_xml_free_data_dyn(char **data)