Zabbix

/*

** Copyright (C) 2001-2025 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/>.

**/

​

#include "zbxcommon.h"

​

#include "zbxmockdata.h"

​

/* output formats */

#define ZBX_MOCK_FORMAT_DATE        "%04d-%02d-%02d"

#define ZBX_MOCK_FORMAT_TIME        "%02d:%02d:%02d"

#define ZBX_MOCK_FORMAT_DATETIME    ZBX_MOCK_FORMAT_DATE " " ZBX_MOCK_FORMAT_TIME

#define ZBX_MOCK_FORMAT_NS      ".%09d"

#define ZBX_MOCK_FORMAT_TZ      "%c%02d:%02d"

​

#define ZBX_MOCK_TZ_MAX     7

​

#define ZBX_MOCK_TIME_DATE  0x0001

#define ZBX_MOCK_TIME_TIME  0x0002

#define ZBX_MOCK_TIME_NS    0x0004

#define ZBX_MOCK_TIME_TZ    0x0008

​

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

 *                                                                            *

 * Purpose: finds the next character after numeric time component             *

 *                                                                            *

 * Parameters: text - [IN] the text                                           *

 *                                                                            *

 * Return value: text after the time component                                *

 *                                                                            *

 * Comments: If the first character is not a digit the source text is         *

 *           returned.                                                        *

 *                                                                            *

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

static const char   *ts_get_component_end(const char *text)

{

    while (0 != isdigit(*text))

        text++;

​

    return text;

}

​

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

 *                                                                            *

 * Purpose: parses year, month and day from date component having             *

 *          YYYY-MM-DD format                                                 *

 *                                                                            *

 * Parameters: text  - [IN] the text                                          *

 *             year  - [OUT] the year                                         *

 *             month - [OUT] the month                                        *

 *             day   - [OUT] the day                                          *

 *             pnext - [OUT] text after date component                        *

 *                                                                            *

 * Return value: ZBX_MOCK_SUCCESS - the date was parsed successfully          *

 *               ZBX_MOCK_NOT_A_TIMESTAMP - invalid date format               *

 *                                                                            *

 * Comments: The year, month, day limits are not validated.                   *

 *                                                                            *

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

static zbx_mock_error_t ts_get_date(const char *text, int *year, int *month, int *day, const char **pnext)

{

    const char  *year_end, *month_end, *day_end;

    int     value_year, value_month, value_day;

​

    year_end = ts_get_component_end(text);

    if (year_end - text != 4 || '-' != *year_end)

        return ZBX_MOCK_NOT_A_TIMESTAMP;

​

    month_end = ts_get_component_end(year_end + 1);

    if (2 > month_end - year_end || 3 < month_end - year_end || '-' != *month_end)

        return ZBX_MOCK_NOT_A_TIMESTAMP;

​

    day_end = ts_get_component_end(month_end + 1);

​

    if (2 > day_end - month_end || 3 < day_end - month_end)

        return ZBX_MOCK_NOT_A_TIMESTAMP;

​

    value_year = atoi(text);

    if (1970 > value_year || 2038 < value_year)

        return ZBX_MOCK_NOT_A_TIMESTAMP;

​