/* * Cppcheck - A tool for static C/C++ code analysis * Copyright (C) 2007-2023 Cppcheck team. * * 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 3 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, see . */ #include #include #include #include #include #include "cppcheck.h" #include "version.h" static void unencode(const char *src, char *dest) { for (; *src; src++, dest++) { if (*src == '+') *dest = ' '; else if (*src == '%') { unsigned int code; if (std::sscanf(src+1, "%2x", &code) != 1) code = '?'; *dest = code; src += 2; } else *dest = *src; } *dest = '\0'; } static FILE *logfile = nullptr; class CppcheckExecutor : public ErrorLogger { private: const std::time_t stoptime; CppCheck cppcheck; public: CppcheckExecutor() : ErrorLogger() , stoptime(std::time(nullptr)+2U) , cppcheck(*this, false, nullptr) { cppcheck.settings().addEnabled("all"); cppcheck.settings().certainty.enable(Certainty::inconclusive); } void run(const char code[]) { cppcheck.check("test.cpp", code); } void reportOut(const std::string & /*outmsg*/, Color /*c*/) override {} void reportErr(const ErrorMessage &msg) override { const std::string s = msg.toString(true); std::cout << s << std::endl; if (logfile != nullptr) std::fprintf(logfile, "%s\n", s.c_str()); } void reportProgress(const std::string& /*filename*/, const char /*stage*/[], const std::size_t /*value*/) override { if (std::time(nullptr) >= stoptime) { std::cout << "Time to analyse the code exceeded 2 seconds. Terminating.\n\n"; Settings::terminate(); } } }; int main() { std::cout << "Content-type: text/html\r\n\r\n" << "\n"; char data[4096] = {0}; const char *query_string = std::getenv("QUERY_STRING"); if (query_string) std::strncpy(data, query_string, sizeof(data)-2); const char *lenstr = std::getenv("CONTENT_LENGTH"); if (lenstr) { int len = std::min(1 + std::atoi(lenstr), (int)(sizeof(data) - 2)); std::fgets(data, len, stdin); } if (data[4000] != '\0') { std::cout << "For performance reasons the code must be shorter than 1000 chars."; return EXIT_SUCCESS; } const char *pdata = data; if (std::strncmp(pdata, "code=", 5)==0) pdata += 5; char code[4096] = {0}; unencode(pdata, code); logfile = std::fopen("democlient.log", "at"); if (logfile != nullptr) std::fprintf(logfile, "===========================================================\n%s\n", code); std::cout << "Cppcheck " CPPCHECK_VERSION_STRING "
";

    CppcheckExecutor cppcheckExecutor;
    cppcheckExecutor.run(code);

    std::fclose(logfile);

    std::cout << "
Done!"; return EXIT_SUCCESS; }