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misc.c
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1996-09-28
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3KB
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154 lines
/*
* This file is part of ixnet.library for the Amiga.
* Copyright (C) 1996 Jeff Shepherd
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Id: $
*
* $Log:$
*
*/
/* stubs for group-file access functions */
#define _KERNEL
#include "ixnet.h"
#include "kprintf.h"
#include <string.h>
#include <unistd.h>
#include <stdlib.h>
int getpgrp(void)
{
int err;
struct ixnet *p = (struct ixnet *)u.u_ixnet;
switch (p->u_networkprotocol) {
case IX_NETWORK_AMITCP:
err = UG_getpgrp();
if (err == -1) {
errno = ug_GetErr();
}
break;
default:
return (int) FindTask(0);
}
return err;
}
#include <pwd.h>
extern char *getenv(const char *);
int gethostname (char *name, int namelen)
{
char *host;
struct ixnet *p = (struct ixnet *)u.u_ixnet;
switch (p->u_networkprotocol) {
case IX_NETWORK_AMITCP:
return TCP_GetHostName(name,namelen);
default: /* case IX_NETWORK_AS225: */
host = getenv("HOSTNAME");
if (host || (host = getenv("hostname")))
{
char domain[257];
if (!strchr(host, '.'))
{
int len;
strcpy(domain, host);
len = strlen(domain);
domain[len] = '.';
if (!getdomainname(domain + len + 1, sizeof(domain) - 1 - len))
host = domain;
}
strncpy (name, host, namelen);
}
else
strncpy (name, "localhost", namelen);
return 0;
}
}
static char hostname[MAXHOSTNAMELEN] = "localhost";
int sethostname (const char *name, int namelen)
{
struct ixnet *p = (struct ixnet *)u.u_ixnet;
if (p->u_networkprotocol != IX_NETWORK_AMITCP) {
int len = namelen < sizeof (hostname) - 1 ? namelen : sizeof (hostname) - 1;
strncpy (hostname, name, len);
hostname[len] = 0;
}
return 0;
}
char *crypt (const char *key, const char *setting)
{
struct ixnet *p = (struct ixnet *)u.u_ixnet;
if (p->u_networkprotocol == IX_NETWORK_AMITCP)
return UG_crypt(key,setting);
return NULL;
}
mode_t
umask (mode_t mode)
{
register struct ixnet *p = (struct ixnet *)u.u_ixnet;
if (p->u_networkprotocol == IX_NETWORK_AMITCP) {
return UG_umask(mode);
}
else {
int md = (int)mode;
mode_t res;
if (md < 0 || (int)md > 0777) {
errno = EINVAL;
KPRINTF (("&errno = %lx, errno = %ld\n", &errno, errno));
return -1;
}
/* one day I'll use this field ;-)) */
mode &= ((1<<9)-1);
res = u.u_cmask;
u.u_cmask = mode;
return res;
}
}
pid_t
setsid(void)
{
register struct ixnet *p = (struct ixnet *)u.u_ixnet;
if (p->u_networkprotocol == IX_NETWORK_AMITCP)
return UG_setsid();
errno = EPERM;
return -1;
}