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/*
* Copyright (c) 1999-2001 Sendmail, Inc. and its suppliers.
* All rights reserved.
*
* By using this file, you agree to the terms and conditions set
* forth in the LICENSE file which can be found at the top level of
* the sendmail distribution.
*/
/*
** LIBMILTER.H -- include file for mail filter library functions
*/
#ifndef _LIBMILTER_H
# define _LIBMILTER_H 1
#ifdef _DEFINE
# define EXTERN
# define INIT(x) = x
# ifndef lint
static char MilterlId[] = "@(#)$Sendmail: libmilter.h,v 8.3.6.16 2001/06/07 23:21:35 geir Exp $";
# endif /* ! lint */
#else /* _DEFINE */
# define EXTERN extern
# define INIT(x)
#endif /* _DEFINE */
#define NOT_SENDMAIL 1
#define _SOCK_ADDR union bigsockaddr
#include "sendmail.h"
#include "libmilter/milter.h"
#ifndef __P
# include "sendmail/cdefs.h"
#endif /* ! __P */
#include "sendmail/useful.h"
# define ValidSocket(sd) ((sd) >= 0)
# define INVALID_SOCKET -1
# define MI_SOCK_READ(s, b, l) (read(s, b, l))
# define MI_SOCK_WRITE(s, b, l) (write(s, b, l))
# define thread_create(ptid,wr,arg) pthread_create(ptid, NULL, wr, arg)
# define sthread_get_id() pthread_self()
typedef pthread_mutex_t smutex_t;
# define smutex_init(mp) (pthread_mutex_init(mp, NULL) == 0)
# define smutex_destroy(mp) (pthread_mutex_destroy(mp) == 0)
# define smutex_lock(mp) (pthread_mutex_lock(mp) == 0)
# define smutex_unlock(mp) (pthread_mutex_unlock(mp) == 0)
# define smutex_trylock(mp) (pthread_mutex_trylock(mp) == 0)
#include <sys/time.h>
/* version info */
#define MILTER_PRODUCT_NAME "libmilter"
#define MILTER_VERSION 100
/* some defaults */
#define MI_TIMEOUT 7210 /* default timeout for read/write */
#define MI_CHK_TIME 5 /* checking whether to terminate */
#if SOMAXCONN > 20
# define MI_SOMAXCONN SOMAXCONN
#else /* SOMAXCONN */
# define MI_SOMAXCONN 20
#endif /* SOMAXCONN */
/* maximum number of repeated failures in mi_listener() */
#define MAX_FAILS_M 16 /* malloc() */
#define MAX_FAILS_T 16 /* thread creation */
#define MAX_FAILS_A 16 /* accept() */
/* internal "commands", i.e., error codes */
#define SMFIC_TIMEOUT ((char) 1) /* timeout */
#define SMFIC_SELECT ((char) 2) /* select error */
#define SMFIC_MALLOC ((char) 3) /* malloc error */
#define SMFIC_RECVERR ((char) 4) /* recv() error */
#define SMFIC_EOF ((char) 5) /* eof */
#define SMFIC_UNKNERR ((char) 6) /* unknown error */
#define SMFIC_TOOBIG ((char) 7) /* body chunk too big */
#define SMFIC_VALIDCMD ' ' /* first valid command */
/* hack */
#define smi_log syslog
#define milter_ret int
#define SMI_LOG_ERR LOG_ERR
#define SMI_LOG_FATAL LOG_ERR
#define SMI_LOG_WARN LOG_WARNING
#define SMI_LOG_INFO LOG_INFO
#define SMI_LOG_DEBUG LOG_DEBUG
/* stop? */
#define MILTER_CONT 0
#define MILTER_STOP 1
#define MILTER_ABRT 2
/* functions */
extern int mi_handle_session __P((SMFICTX_PTR));
extern int mi_engine __P((SMFICTX_PTR));
extern int mi_listener __P((char *, int, smfiDesc_ptr, time_t, int));
extern void mi_clr_macros __P((SMFICTX_PTR, int));
extern int mi_stop __P((void));
extern int mi_control_startup __P((char *));
extern void mi_stop_milters __P((int));
extern void mi_clean_signals __P((void));
extern struct hostent *mi_gethostbyname __P((char *, int));
extern void mi_closener __P((void));
/* communication functions */
extern char *mi_rd_cmd __P((socket_t, struct timeval *, char *, size_t *, char *));
extern int mi_wr_cmd __P((socket_t, struct timeval *, int, char *, size_t));
extern bool mi_sendok __P((SMFICTX_PTR, int));
#endif /* !_LIBMILTER_H */
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