main.c

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/* Copyright (C) 2020 Open Information Security Foundation
 *
 * You can copy, redistribute or modify this Program under the terms of
 * the GNU General Public License version 2 as published by the Free
 * Software Foundation.
 *
 * 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
 * version 2 along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301, USA.
 */
 
#include "suricata.h"
 
int main(int argc, char **argv)
{
    /* Pre-initialization tasks: initialize global context and variables. */
    SuricataPreInit(argv[0]);
 
#ifdef OS_WIN32
    /* service initialization */
    if (WindowsInitService(argc, argv) != 0) {
        exit(EXIT_FAILURE);
    }
#endif /* OS_WIN32 */
 
    if (SCParseCommandLine(argc, argv) != TM_ECODE_OK) {
        exit(EXIT_FAILURE);
    }
 
    if (SCFinalizeRunMode() != TM_ECODE_OK) {
        exit(EXIT_FAILURE);
    }
 
    switch (SCStartInternalRunMode(argc, argv)) {
        case TM_ECODE_DONE:
            exit(EXIT_SUCCESS);
        case TM_ECODE_FAILED:
            exit(EXIT_FAILURE);
    }
 
    /* Load yaml configuration file if provided. */
    if (SCLoadYamlConfig() != TM_ECODE_OK) {
        exit(EXIT_FAILURE);
    }
 
    /* Enable default signal handlers */
    SCEnableDefaultSignalHandlers();
 
    /* Initialization tasks: apply configuration, drop privileges,
     * etc. */
    SuricataInit();
 
    /* Post-initialization tasks: wait on thread start/running and get ready for the main loop. */
    SuricataPostInit();
 
    SuricataMainLoop();
 
    /* Shutdown engine. */
    SuricataShutdown();
    GlobalsDestroy();
 
    exit(EXIT_SUCCESS);
}