ocaml/otherlibs/unix/getproto.c

70 lines
2.0 KiB
C

/***********************************************************************/
/* */
/* Objective Caml */
/* */
/* Xavier Leroy, projet Cristal, INRIA Rocquencourt */
/* */
/* Copyright 1996 Institut National de Recherche en Informatique et */
/* en Automatique. All rights reserved. This file is distributed */
/* under the terms of the GNU Library General Public License. */
/* */
/***********************************************************************/
/* $Id$ */
#include <mlvalues.h>
#include <alloc.h>
#include <memory.h>
#include <fail.h>
#include "unixsupport.h"
#ifdef HAS_SOCKETS
#ifndef _WIN32
#include <netdb.h>
#else
#include <winsock.h>
#endif
static value alloc_proto_entry(struct protoent *entry)
{
value res;
value name = Val_unit, aliases = Val_unit;
Begin_roots2 (name, aliases);
name = copy_string(entry->p_name);
aliases = copy_string_array(entry->p_aliases);
res = alloc_small(3, 0);
Field(res,0) = name;
Field(res,1) = aliases;
Field(res,2) = Val_int(entry->p_proto);
End_roots();
return res;
}
value unix_getprotobyname(value name) /* ML */
{
struct protoent * entry;
entry = getprotobyname(String_val(name));
if (entry == (struct protoent *) NULL) raise_not_found();
return alloc_proto_entry(entry);
}
value unix_getprotobynumber(value proto) /* ML */
{
struct protoent * entry;
entry = getprotobynumber(Int_val(proto));
if (entry == (struct protoent *) NULL) raise_not_found();
return alloc_proto_entry(entry);
}
#else
value unix_getprotobynumber(value proto)
{ invalid_argument("getprotobynumber not implemented"); }
value unix_getprotobyname(value name)
{ invalid_argument("getprotobyname not implemented"); }
#endif