/nagios-plugins-1.4.16/plugins/netutils.h
C Header | 109 lines | 61 code | 12 blank | 36 comment | 0 complexity | 16b3904dc8eee969530738f3ad42721f MD5 | raw file
Possible License(s): GPL-3.0
- /*****************************************************************************
- *
- * Nagios plugins net utilities include file
- *
- * License: GPL
- * Copyright (c) 1999 Ethan Galstad (nagios@nagios.org)
- * Copyright (c) 2003-2007 Nagios Plugins Development Team
- *
- * Description:
- *
- * This file contains common include files and function definitions
- * used in many of the plugins.
- *
- *
- * 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 <http://www.gnu.org/licenses/>.
- *
- *
- *****************************************************************************/
- #ifndef _NETUTILS_H_
- #define _NETUTILS_H_
- #include "common.h"
- #include "utils.h"
- #include <netinet/in.h>
- #include <arpa/inet.h>
- #include <netdb.h>
- #ifdef HAVE_SYS_UN_H
- # include <sys/un.h>
- # ifndef UNIX_PATH_MAX
- /* linux uses this, on sun it's hard-coded at 108 without a define */
- # define UNIX_PATH_MAX 108
- # endif /* UNIX_PATH_MAX */
- #endif /* HAVE_SYS_UN_H */
- /* process_request and wrapper macros */
- #define process_tcp_request(addr, port, sbuf, rbuf, rsize) \
- process_request(addr, port, IPPROTO_TCP, sbuf, rbuf, rsize)
- #define process_udp_request(addr, port, sbuf, rbuf, rsize) \
- process_request(addr, port, IPPROTO_UDP, sbuf, rbuf, rsize)
- int process_tcp_request2 (const char *address, int port,
- const char *sbuffer, char *rbuffer, int rsize);
- int process_request (const char *address, int port, int proto,
- const char *sbuffer, char *rbuffer, int rsize);
- /* my_connect and wrapper macros */
- #define my_tcp_connect(addr, port, s) np_net_connect(addr, port, s, IPPROTO_TCP)
- #define my_udp_connect(addr, port, s) np_net_connect(addr, port, s, IPPROTO_UDP)
- int np_net_connect(const char *address, int port, int *sd, int proto);
- /* send_request and wrapper macros */
- #define send_tcp_request(s, sbuf, rbuf, rsize) \
- send_request(s, IPPROTO_TCP, sbuf, rbuf, rsize)
- #define send_udp_request(s, sbuf, rbuf, rsize) \
- send_request(s, IPPROTO_UDP, sbuf, rbuf, rsize)
- int send_request (int sd, int proto, const char *send_buffer, char *recv_buffer, int recv_size);
- /* "is_*" wrapper macros and functions */
- int is_host (const char *);
- int is_addr (const char *);
- int resolve_host_or_addr (const char *, int);
- void host_or_die(const char *str);
- #define is_inet_addr(addr) resolve_host_or_addr(addr, AF_INET)
- #ifdef USE_IPV6
- # define is_inet6_addr(addr) resolve_host_or_addr(addr, AF_INET6)
- # define is_hostname(addr) resolve_host_or_addr(addr, address_family)
- #else
- # define is_hostname(addr) resolve_host_or_addr(addr, AF_INET)
- #endif
- #ifdef LOCAL_TIMEOUT_ALARM_HANDLER
- extern unsigned int socket_timeout;
- extern int socket_timeout_state;
- RETSIGTYPE socket_timeout_alarm_handler (int) __attribute__((noreturn));
- #else
- unsigned int socket_timeout = DEFAULT_SOCKET_TIMEOUT;
- unsigned int socket_timeout_state = STATE_CRITICAL;
- extern RETSIGTYPE socket_timeout_alarm_handler (int) __attribute__((noreturn));
- #endif
- extern int econn_refuse_state;
- extern int was_refused;
- extern int address_family;
- /* SSL-Related functionality */
- #ifdef HAVE_SSL
- /* maybe this could be merged with the above np_net_connect, via some flags */
- int np_net_ssl_init(int sd);
- int np_net_ssl_init_with_hostname(int sd, char *host_name);
- void np_net_ssl_cleanup();
- int np_net_ssl_write(const void *buf, int num);
- int np_net_ssl_read(void *buf, int num);
- int np_net_ssl_check_cert(int days_till_exp_warn, int days_till_exp_crit);
- #endif /* HAVE_SSL */
- #endif /* _NETUTILS_H_ */