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/* sockadapt.h
*
* Authors: Charles Bailey bailey@genetics.upenn.edu
* David Denholm denholm@conmat.phys.soton.ac.uk
* Last Revised: 4-Mar-1997
*
* This file should include any other header files and procide any
* declarations, typedefs, and prototypes needed by perl for TCP/IP
* operations.
*
* This version is set up for perl5 with socketshr 0.9D TCP/IP support.
*/
#ifndef __SOCKADAPT_INCLUDED
#define __SOCKADAPT_INCLUDED 1
#if defined(DECCRTL_SOCKETS)
/* Use builtin socket interface in DECCRTL and
* UCX emulation in whatever TCP/IP stack is present.
* Provide prototypes for missing routines; stubs are
* in sockadapt.c.
*/
# include <socket.h>
# include <inet.h>
# include <in.h>
# include <netdb.h>
void sethostent(int);
void endhostent(void);
void setnetent(int);
void endnetent(void);
void setprotoent(int);
void endprotoent(void);
void setservent(int);
void endservent(void);
# if defined(__DECC) && defined(__DECC_VER) && (__DECC_VER >= 50200000)
# define Sock_size_t unsigned int
# endif
#else
/* Pull in SOCKETSHR's header, and set up structures for
* gcc, whose basic header file set doesn't include the
* TCP/IP stuff.
*/
#ifdef __GNU_CC__
/* we may not have netdb.h etc, so lets just do this here - div */
/* no harm doing this for all .c files - needed only by pp_sys.c */
struct hostent {
char *h_name; /* official name of host */
char **h_aliases; /* alias list */
int h_addrtype; /* host address type */
int h_length; /* length of address */
char **h_addr_list; /* address */
};
#ifdef h_addr
# undef h_addr
#endif
#define h_addr h_addr_list[0]
struct protoent {
char *p_name; /* official protocol name */
char **p_aliases; /* alias list */
int p_proto; /* protocol # */
};
struct servent {
char *s_name; /* official service name */
char **s_aliases; /* alias list */
int s_port; /* port # */
char *s_proto; /* protocol to use */
};
struct in_addr {
unsigned long s_addr;
};
struct sockaddr {
unsigned short sa_family; /* address family */
char sa_data[14]; /* up to 14 bytes of direct address */
};
/*
* Socket address, internet style.
*/
struct sockaddr_in {
short sin_family;
unsigned short sin_port;
struct in_addr sin_addr;
char sin_zero[8];
};
struct timeval {
long tv_sec;
long tv_usec;
};
struct netent {
char *n_name;
char **n_aliases;
int n_addrtype;
long n_net;
};
/* Since socketshr.h won't declare function prototypes unless it thinks
* the system headers have already been included, we convince it that
* this is the case.
*/
#ifndef AF_INET
# define AF_INET 2
#endif
#ifndef IPPROTO_TCP
# define IPPROTO_TCP 6
#endif
#ifndef __INET_LOADED
# define __INET_LOADED
#endif
#ifndef __NETDB_LOADED
# define __NETDB_LOADED
#endif
/* Finally, we provide prototypes for routines not supported by SocketShr,
* so that the stubs in sockadapt.c won't cause complaints about
* undeclared routines.
*/
struct netent *getnetbyaddr( long net, int type);
struct netent *getnetbyname( char *name);
struct netent *getnetent();
void setnetent(int);
void endnetent();
#else /* !__GNU_CC__ */
/* DECC and VAXC have socket headers in the system set; they're for UCX, but
* we'll assume that the actual calling sequence is identical across the
* various TCP/IP stacks; these routines are pretty standard.
*/
#include <socket.h>
#include <in.h>
#include <inet.h>
#include <netdb.h>
/* SocketShr doesn't support these routines, but the DECC RTL contains
* stubs with these names, designed to be used with the UCX socket
* library. We avoid linker collisions by substituting new names.
*/
#define getnetbyaddr no_getnetbyaddr
#define getnetbyname no_getnetbyname
#define getnetent no_getnetent
#define setnetent no_setnetent
#define endnetent no_endnetent
#endif
/* We don't have these two in the system headers. */
void setnetent(int);
void endnetent();
#include <socketshr.h>
/* socketshr.h from SocketShr 0.9D doesn't alias fileno; its comments say
* that the CRTL version works OK. This isn't the case, at least with
* VAXC, so we use the SocketShr version.
* N.B. This means that sockadapt.h must be included *after* stdio.h.
* This is presently the case for Perl.
*/
#ifdef fileno
# undef fileno
#endif
#define fileno si_fileno
int si_fileno(FILE *);
/* Catch erroneous results for UDP sockets -- see sockadapt.c */
#ifdef getpeername
# undef getpeername
#endif
#define getpeername my_getpeername
int my_getpeername _((int, struct sockaddr *, int *));
#endif /* SOCKETSHR stuff */
#endif /* include guard */
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