@specs-feup/clava/api/clava/analysis/checkers/PrintfChecker.js

A C/C++ source-to-source compiler written in Typescript

import { Call } from "../../../Joinpoints.js";
import Checker from "../Checker.js";
import CheckResult from "../CheckResult.js";
/**
 * Check for the presence of printf functions
 */
export default class PrintfChecker extends Checker {
    advice = " Variable used as format string can be modified by an attacker. Use a constant format specification instead (CWE-134).\n\n";
    constructor() {
        super("printf");
    }
    check($node) {
        if (!($node instanceof Call) ||
            $node.name !== "printf" ||
            $node.args[0].code.match(/\s*".*"\s*/)) {
            return;
        }
        return new CheckResult(this.name, $node, this.advice);
    }
}
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