109 lines
3.2 KiB
C
109 lines
3.2 KiB
C
/*
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* Copyright (C) 2013-2022 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
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* Copyright (C) 2007-2013 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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#ifndef __MISC_H
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#define __MISC_H
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#ifndef _WIN32
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#include <sys/types.h>
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#include <netdb.h>
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#include <netinet/in.h>
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#endif
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#include <stdbool.h>
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#include "platform.h"
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#include "optparser.h"
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/* Maximum filenames under various systems - njh */
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#ifndef NAME_MAX /* e.g. Linux */
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#ifdef MAXNAMELEN /* e.g. Solaris */
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#define NAME_MAX MAXNAMELEN
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#else
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#ifdef FILENAME_MAX /* e.g. SCO */
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#define NAME_MAX FILENAME_MAX
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#endif
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#endif
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#endif
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#ifdef HAVE_SYSTEMD
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#include <systemd/sd-daemon.h>
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#else
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#define sd_listen_fds(u) 0
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#define SD_LISTEN_FDS_START 3
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#define sd_is_socket(f, a, s, l) 1
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#endif
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#include <limits.h>
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#ifndef PATH_MAX
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#define PATH_MAX 1024
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#endif
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#ifndef ADDR_LEN
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#define ADDR_LEN 13
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#endif
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char *freshdbdir(void);
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void print_version(const char *dbdir);
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int check_flevel(void);
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const char *filelist(const struct optstruct *opts, int *err);
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int filecopy(const char *src, const char *dest);
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#ifndef _WIN32
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/*Returns 0 on success (only the child process returns.*/
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int daemonize(void);
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/*closes stdin, stdout, stderr. This is called by daemonize, but not
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* daemonize_all_return. Users of daemonize_all_return should call this
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* when initialization is complete.*/
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int close_std_descriptors(void);
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/*Returns the return value of fork. All processes return */
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int daemonize_all_return(void);
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/*Parent waits for a SIGINT or the child process to exit. If
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* it receives a SIGINT, it exits with exit code 0. If the child
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* exits (error), it exits with the child process's exit code.
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*
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* @param user If user is supplied and this function is being called
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* as root, daemonize_parent_wait will change the parent process
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* to user before calling wait so that the child process can signal
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* the parent when it is time to exit. The child process will still
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* return as root.
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*
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* @param log_file If user AND log_file are both supplied and this
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* function is being called as root, the ownership of log_file will
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* be changed to user.
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*/
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int daemonize_parent_wait(const char *const user, const char *const log_file);
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/*Sends a SIGINT to the parent process. It also closes stdin, stdout,
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* and stderr.*/
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void daemonize_signal_parent(pid_t parentPid);
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int drop_privileges(const char *const user, const char *const log_file);
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#endif /* _WIN32 */
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const char *get_version(void);
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int match_regex(const char *filename, const char *pattern);
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int cli_is_abspath(const char *path);
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unsigned int countlines(const char *filename);
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#endif
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