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/*
** ident.h
**
** Author: Peter Eriksson <pen@lysator.liu.se>
** Intruder: Pr Emanuelsson <pell@lysator.liu.se>
** QNX mod: Sven Behnsen <sven@becom.de> (inserted by PH)
** ultrix mod: Harald Meland <Harald.Meland@usit.uio.no> (inserted by PH)
** HI-UX mods: Nick Maclaren <nmm1@cam.ac.uk> (inserted by PH)
*/
#ifndef __IDENT_H__
#define __IDENT_H__
#ifdef __cplusplus
extern "C" {
#endif
#ifdef __QNX__
#include <sys/select.h>
#endif
/* Sigh */
#ifdef __STDC__
# if __STDC__ == 1
# define IS_STDC 1
# endif
#endif
#ifdef __P
# undef __P
#endif
#ifdef IS_STDC
# define __P(AL) AL
#ifdef IN_LIBIDENT_SRC
# define __P1(t1,a1) \
(t1 a1)
# define __P2(t1,a1,t2,a2) \
(t1 a1, t2 a2)
# define __P3(t1,a1,t2,a2,t3,a3) \
(t1 a1, t2 a2, t3 a3)
# define __P4(t1,a1,t2,a2,t3,a3,t4,a4) \
(t1 a1, t2 a2, t3 a3, t4 a4)
# define __P5(t1,a1,t2,a2,t3,a3,t4,a4,t5,a5) \
(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5)
# define __P7(t1,a1,t2,a2,t3,a3,t4,a4,t5,a5,t6,a6,t7,a7) \
(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, t6 a6, t7 a7)
#endif
#else
# define __P(AL) ()
#ifdef IN_LIBIDENT_SRC
# define __P1(t1,a1) (a1) \
t1 a1;
# define __P2(t1,a1,t2,a2) (a1, a2) \
t1 a1; \
t2 a2;
# define __P3(t1,a1,t2,a2,t3,a3) (a1, a2, a3) \
t1 a1; \
t2 a2; \
t3 a3;
# define __P4(t1,a1,t2,a2,t3,a3,t4,a4) (a1, a2, a3, a4) \
t1 a1; \
t2 a2; \
t3 a3; \
t4 a4;
# define __P5(t1,a1,t2,a2,t3,a3,t4,a4,t5,a5) (a1, a2, a3, a4, a5) \
t1 a1; \
t2 a2; \
t3 a3; \
t4 a4; \
t5 a5;
# define __P7(t1,a1,t2,a2,t3,a3,t4,a4,t5,a5,t6,a6,t7,a7) \
(a1, a2, a3, a4, a5, a6, a7) \
t1 a1; \
t2 a2; \
t3 a3; \
t4 a4; \
t5 a5; \
t6 a6; \
t7 a7;
#endif
#endif
#ifdef IS_STDC
# undef IS_STDC
#endif
#ifdef _AIX
# include <sys/select.h>
#endif
#ifdef __sgi
# include <bstring.h>
#endif
#include <sys/types.h>
#include <netinet/in.h>
#include <sys/time.h>
#ifndef ultrix
#include <sys/socket.h>
#endif
#if defined(VMS) && !defined(FD_SETSIZE)
# define FD_SETSIZE 64
#endif
/*
* Sigh, GCC v2 complains when using undefined struct tags
* in function prototypes...
*/
#if defined(__GNUC__) && !defined(INADDR_ANY)
# define __STRUCT_IN_ADDR_P void *
#else
#ifdef INET6
# define __STRUCT_IN_ADDR_P struct in6_addr *
#else
# define __STRUCT_IN_ADDR_P struct in_addr *
#endif
#endif
#if defined(__GNUC__) && !defined(DST_NONE) && !defined(linux)
# define __STRUCT_TIMEVAL_P void *
#else
# define __STRUCT_TIMEVAL_P struct timeval *
#endif
#if defined(__sgi) && defined(_POSIX_SOURCE)
# undef __STRUCT_TIMEVAL_P
# define __STRUCT_TIMEVAL_P void *
#endif
#ifndef IDBUFSIZE
# define IDBUFSIZE 2048
#endif
#ifndef IDPORT
# define IDPORT 113
#endif
typedef struct
{
int fd;
char buf[IDBUFSIZE];
} ident_t;
typedef struct {
int lport; /* Local port */
int fport; /* Far (remote) port */
char *identifier; /* Normally user name */
char *opsys; /* OS */
char *charset; /* Charset (what did you expect?) */
} IDENT; /* For higher-level routines */
/* Low-level calls and macros */
#define id_fileno(ID) ((ID)->fd)
extern ident_t * id_open __P((__STRUCT_IN_ADDR_P laddr,
__STRUCT_IN_ADDR_P faddr,
__STRUCT_TIMEVAL_P timeout));
extern int id_close __P((ident_t *id));
extern int id_query __P((ident_t *id,
int lport,
int fport,
__STRUCT_TIMEVAL_P timeout));
extern int id_parse __P((ident_t *id,
__STRUCT_TIMEVAL_P timeout,
int *lport,
int *fport,
char **identifier,
char **opsys,
char **charset));
/* High-level calls */
extern IDENT *ident_lookup __P((int fd, int timeout));
extern char *ident_id __P((int fd, int timeout));
extern IDENT *ident_query __P(( __STRUCT_IN_ADDR_P laddr, __STRUCT_IN_ADDR_P raddr, int lport, int rport, int timeout));
extern void ident_free __P((IDENT *id));
extern char _id_version[];
#ifdef IN_LIBIDENT_SRC
extern char *id_strdup __P((char *str));
extern char *id_strtok __P((char *cp, char *cs, char *dc));
#endif
#ifdef __cplusplus
}
#endif
#endif
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