Zabbix

/*

** Copyright (C) 2001-2024 Zabbix SIA

**

** This program is free software: you can redistribute it and/or modify it under the terms of

** the GNU Affero General Public License as published by the Free Software Foundation, version 3.

**

** 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 Affero General Public License for more details.

**

** You should have received a copy of the GNU Affero General Public License along with this program.

** If not, see <https://www.gnu.org/licenses/>.

**/

​

#ifndef ZABBIX_DBUPGRADE_MACROS_H

#define ZABBIX_DBUPGRADE_MACROS_H

​

#include "zbxalgo.h"

#include "zbxdb.h"

#include "zbxexpr.h"

​

#define ZBX_DBPATCH_FUNCTION_UPDATE_NAME        0x01

#define ZBX_DBPATCH_FUNCTION_UPDATE_PARAM       0x02

#define ZBX_DBPATCH_FUNCTION_UPDATE         (ZBX_DBPATCH_FUNCTION_UPDATE_NAME | \

                            ZBX_DBPATCH_FUNCTION_UPDATE_PARAM)

​

#define ZBX_DBPATCH_FUNCTION_CREATE         0x40

#define ZBX_DBPATCH_FUNCTION_DELETE         0x80

​

typedef struct

{

    zbx_uint64_t    functionid;

    zbx_uint64_t    itemid;

​

    /* hostid for time based functions to track associated            */

    /* hosts when replacing with history function with common function */

    zbx_uint64_t    hostid;

​

    /* function location - expression|recovery expression */

    unsigned char   location;

​

    char        *name;

    char        *parameter;

​

    /* the first parameter (host:key) for calculated item */

    /* formula functions, NULL for trigger functions      */

    char        *arg0;

​

    unsigned char   flags;

}

zbx_dbpatch_function_t;

​

typedef struct

{

    const char  *field_name;

    size_t      max_len;

}

zbx_field_len_t;

​

ZBX_VECTOR_DECL(strloc, zbx_strloc_t)

​

int db_rename_macro(zbx_db_result_t result, const char *table, const char *pkey, zbx_field_len_t *fields,

        int fields_num, const char *oldmacro, const char *newmacro);

void    dbpatch_convert_simple_macro(const char *expression, const zbx_token_simple_macro_t *data, int more,

        char **function);

int dbpatch_is_time_function(const char *name, size_t len);

void    dbpatch_update_hist2common(zbx_dbpatch_function_t *function, int extended, char **expression);

void    dbpatch_convert_function(zbx_dbpatch_function_t *function, char **replace, zbx_vector_ptr_t *functions);

void    dbpatch_function_free(zbx_dbpatch_function_t *func);

int dbpatch_is_composite_constant(const char *str);

void    dbpatch_strcpy_alloc_quoted_compat(char **str, size_t *str_alloc, size_t *str_offset, const char *source);

void    dbpatch_convert_params(char **out, const char *parameter, const zbx_vector_strloc_t *params, ...);

​

zbx_dbpatch_function_t  *dbpatch_new_function(zbx_uint64_t functionid, zbx_uint64_t itemid, const char *name,

        const char *parameter, unsigned char flags);

​

#endif