mirror of https://github.com/Cisco-Talos/clamav
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291 lines
11 KiB
291 lines
11 KiB
/*
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* Copyright (C) 2007-2009 Sourcefire, Inc.
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*
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* Authors: Tomasz Kojm
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*/
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#if HAVE_CONFIG_H
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#include "clamav-config.h"
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <signal.h>
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#ifdef C_WINDOWS
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#include <fcntl.h>
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#else
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#include <sys/time.h>
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#endif
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#include <time.h>
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#ifdef C_LINUX
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#include <sys/resource.h>
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#endif
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#include "others.h"
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#include "global.h"
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#include "manager.h"
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#include "shared/misc.h"
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#include "shared/output.h"
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#include "shared/actions.h"
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#include "shared/optparser.h"
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#include "libclamav/str.h"
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#include "libclamav/clamav.h"
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void help(void);
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#if defined(C_WINDOWS) && defined(CL_DEBUG)
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#include <crtdbg.h>
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#endif
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struct s_info info;
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short recursion = 0, printinfected = 0, bell = 0;
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int main(int argc, char **argv)
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{
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int ds, dms, ret;
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double mb, rmb;
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struct timeval t1, t2;
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#ifndef C_WINDOWS
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struct timezone tz;
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sigset_t sigset;
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#endif
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struct optstruct *opts;
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const struct optstruct *opt;
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#if defined(C_WINDOWS) && defined(CL_THREAD_SAFE)
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if(!pthread_win32_process_attach_np()) {
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mprintf("!Can't start the win32 pthreads layer\n");
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return 72;
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}
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#endif
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#if !defined(C_WINDOWS) && !defined(C_BEOS)
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sigemptyset(&sigset);
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sigaddset(&sigset, SIGXFSZ);
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sigprocmask(SIG_SETMASK, &sigset, NULL);
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#endif
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if((opts = optparse(NULL, argc, argv, 1, OPT_CLAMSCAN, 0, NULL)) == NULL) {
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mprintf("!Can't parse command line options\n");
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return 40;
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}
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if(optget(opts, "verbose")->enabled) {
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mprintf_verbose = 1;
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logg_verbose = 1;
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}
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if(optget(opts, "quiet")->enabled)
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mprintf_quiet = 1;
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if(optget(opts, "stdout")->enabled)
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mprintf_stdout = 1;
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if(optget(opts, "debug")->enabled) {
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#if defined(C_LINUX)
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/* njh@bandsman.co.uk: create a dump if needed */
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struct rlimit rlim;
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rlim.rlim_cur = rlim.rlim_max = RLIM_INFINITY;
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if(setrlimit(RLIMIT_CORE, &rlim) < 0)
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perror("setrlimit");
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#endif
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cl_debug(); /* enable debug messages */
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}
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if(optget(opts, "version")->enabled) {
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print_version(optget(opts, "database")->strarg);
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optfree(opts);
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return 0;
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}
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if(optget(opts, "help")->enabled) {
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optfree(opts);
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help();
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return 0;
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}
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if(optget(opts, "recursive")->enabled)
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recursion = 1;
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if(optget(opts, "infected")->enabled)
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printinfected = 1;
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if(optget(opts, "bell")->enabled)
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bell = 1;
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/* initialize logger */
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if((opt = optget(opts, "log"))->enabled) {
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logg_file = opt->strarg;
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if(logg("#\n-------------------------------------------------------------------------------\n\n")) {
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mprintf("!Problem with internal logger.\n");
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optfree(opts);
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return 62;
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}
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} else
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logg_file = NULL;
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if(actsetup(opts)) {
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optfree(opts);
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logg_close();
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exit(2);
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}
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memset(&info, 0, sizeof(struct s_info));
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#ifdef C_WINDOWS
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_set_fmode(_O_BINARY);
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#ifdef CL_DEBUG
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{
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_CrtSetReportMode(_CRT_ERROR, _CRTDBG_MODE_FILE);
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_CrtSetReportFile(_CRT_ERROR, _CRTDBG_FILE_STDERR);
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}
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#endif
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gettimeofday(&t1, NULL);
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#else
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gettimeofday(&t1, &tz);
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#endif
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ret = scanmanager(opts);
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if(!optget(opts, "no-summary")->enabled) {
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#ifdef C_WINDOWS
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gettimeofday(&t2, NULL);
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#else
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gettimeofday(&t2, &tz);
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#endif
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ds = t2.tv_sec - t1.tv_sec;
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dms = t2.tv_usec - t1.tv_usec;
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ds -= (dms < 0) ? (1):(0);
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dms += (dms < 0) ? (1000000):(0);
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logg("\n----------- SCAN SUMMARY -----------\n");
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logg("Known viruses: %u\n", info.sigs);
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logg("Engine version: %s\n", get_version());
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logg("Scanned directories: %u\n", info.dirs);
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logg("Scanned files: %u\n", info.files);
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logg("Infected files: %u\n", info.ifiles);
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if(notremoved) {
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logg("Not removed: %u\n", notremoved);
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}
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if(notmoved) {
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logg("Not %s: %u\n", optget(opts, "copy")->enabled ? "moved" : "copied", notmoved);
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}
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mb = info.blocks * (CL_COUNT_PRECISION / 1024) / 1024.0;
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logg("Data scanned: %2.2lf MB\n", mb);
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rmb = info.rblocks * (CL_COUNT_PRECISION / 1024) / 1024.0;
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logg("Data read: %2.2lf MB (ratio %.2f:1)\n", rmb, info.rblocks ? (double)info.blocks/(double)info.rblocks : 0);
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logg("Time: %u.%3.3u sec (%u m %u s)\n", ds, dms/1000, ds/60, ds%60);
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}
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optfree(opts);
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#if defined(C_WINDOWS) && defined(CL_THREAD_SAFE)
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if(!pthread_win32_process_detach_np()) {
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logg("!Can't stop the win32 pthreads layer\n");
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return 72;
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}
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#endif
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return ret;
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}
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void help(void)
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{
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mprintf_stdout = 1;
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mprintf("\n");
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mprintf(" Clam AntiVirus Scanner %s\n", get_version());
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printf(" By The ClamAV Team: http://www.clamav.net/team\n");
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printf(" (C) 2007-2009 Sourcefire, Inc.\n\n");
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mprintf(" --help -h Print this help screen\n");
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mprintf(" --version -V Print version number\n");
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mprintf(" --verbose -v Be verbose\n");
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mprintf(" --debug Enable libclamav's debug messages\n");
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mprintf(" --quiet Only output error messages\n");
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mprintf(" --stdout Write to stdout instead of stderr\n");
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mprintf(" --no-summary Disable summary at end of scanning\n");
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mprintf(" --infected -i Only print infected files\n");
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mprintf(" --bell Sound bell on virus detection\n");
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mprintf("\n");
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mprintf(" --tempdir=DIRECTORY Create temporary files in DIRECTORY\n");
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mprintf(" --leave-temps[=yes/no(*)] Do not remove temporary files\n");
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mprintf(" --database=FILE/DIR -d FILE/DIR Load virus database from FILE or load\n");
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mprintf(" all supported db files from DIR\n");
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mprintf(" --log=FILE -l FILE Save scan report to FILE\n");
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mprintf(" --recursive[=yes/no(*)] -r Scan subdirectories recursively\n");
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mprintf(" --cross-fs[=yes(*)/no] Scan files and directories on other filesystems\n");
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mprintf(" --file-list=FILE -f FILE Scan files from FILE\n");
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mprintf(" --remove[=yes/no(*)] Remove infected files. Be careful!\n");
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mprintf(" --move=DIRECTORY Move infected files into DIRECTORY\n");
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mprintf(" --copy=DIRECTORY Copy infected files into DIRECTORY\n");
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#ifdef HAVE_REGEX_H
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mprintf(" --exclude=REGEX Don't scan file names matching REGEX\n");
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mprintf(" --exclude-dir=REGEX Don't scan directories matching REGEX\n");
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mprintf(" --include=REGEX Only scan file names matching REGEX\n");
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mprintf(" --include-dir=REGEX Only scan directories matching REGEX\n");
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#else
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mprintf(" --exclude=PATT Don't scan file names containing PATT\n");
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mprintf(" --exclude-dir=PATT Don't scan directories containing PATT\n");
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mprintf(" --include=PATT Only scan file names containing PATT\n");
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mprintf(" --include-dir=PATT Only scan directories containing PATT\n");
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#endif
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mprintf("\n");
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mprintf(" --detect-pua[=yes/no(*)] Detect Possibly Unwanted Applications\n");
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mprintf(" --exclude-pua=CAT Skip PUA sigs of category CAT\n");
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mprintf(" --include-pua=CAT Load PUA sigs of category CAT\n");
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mprintf(" --detect-structured[=yes/no(*)] Detect structured data (SSN, Credit Card)\n");
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mprintf(" --structured-ssn-format=X SSN format (0=normal,1=stripped,2=both)\n");
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mprintf(" --structured-ssn-count=N Min SSN count to generate a detect\n");
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mprintf(" --structured-cc-count=N Min CC count to generate a detect\n");
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mprintf(" --scan-mail[=yes(*)/no] Scan mail files\n");
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mprintf(" --phishing-sigs[=yes(*)/no] Signature-based phishing detection\n");
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mprintf(" --phishing-scan-urls[=yes(*)/no] URL-based phishing detection\n");
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mprintf(" --heuristic-scan-precedence[=yes/no(*)] Stop scanning as soon as a heuristic match is found\n");
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mprintf(" --phishing-ssl[=yes/no(*)] Always block SSL mismatches in URLs (phishing module)\n");
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mprintf(" --phishing-cloak[=yes/no(*)] Always block cloaked URLs (phishing module)\n");
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mprintf(" --algorithmic-detection[=yes(*)/no] Algorithmic detection\n");
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mprintf(" --scan-pe[=yes(*)/no] Scan PE files\n");
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mprintf(" --scan-elf[=yes(*)/no] Scan ELF files\n");
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mprintf(" --scan-ole2[=yes(*)/no] Scan OLE2 containers\n");
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mprintf(" --scan-pdf[=yes(*)/no] Scan PDF files\n");
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mprintf(" --scan-html[=yes(*)/no] Scan HTML files\n");
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mprintf(" --scan-archive[=yes(*)/no] Scan archive files (supported by libclamav)\n");
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mprintf(" --detect-broken[=yes/no(*)] Try to detect broken executable files\n");
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mprintf(" --block-encrypted[=yes/no(*)] Block encrypted archives\n");
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mprintf("\n");
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mprintf(" --max-filesize=#n Files larger than this will be skipped and assumed clean\n");
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mprintf(" --max-scansize=#n The maximum amount of data to scan for each container file (**)\n");
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mprintf(" --max-files=#n The maximum number of files to scan for each container file (**)\n");
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mprintf(" --max-recursion=#n Maximum archive recursion level for container file (**)\n");
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mprintf(" --max-dir-recursion=#n Maximum directory recursion level\n");
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mprintf("\n");
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mprintf("(*) Default scan settings\n");
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mprintf("(**) Certain files (e.g. documents, archives, etc.) may in turn contain other\n");
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mprintf(" files inside. The above options ensure safe processing of this kind of data.\n\n");
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}
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