<?php /* ** 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/>. **/ /** * A parser for function id macros. */ class CFunctionIdParser extends CParser { /** * @param string $source * @param int $pos * * @return int */ public function parse($source, $pos = 0) { $this->length = 0; $this->match = ''; $p = $pos; if (!isset($source[$p]) || $source[$p] !== '{') { return CParser::PARSE_FAIL; } $p++; for (; isset($source[$p]) && ($source[$p] >= '0' && $source[$p] <= '9'); $p++) { // Code is not missing here. } if ($p == $pos + 1 || !isset($source[$p]) || $source[$p] !== '}') { return CParser::PARSE_FAIL; } $p++; $functionid = substr($source, $pos + 1, $p - $pos - 2); if (bccomp(1, $functionid) > 0 || bccomp($functionid, ZBX_DB_MAX_ID) > 0) { return CParser::PARSE_FAIL; } $this->length = $p - $pos; $this->match = substr($source, $pos, $this->length); return (isset($source[$pos + $this->length]) ? self::PARSE_SUCCESS_CONT : self::PARSE_SUCCESS); } }