// AF_DECnet:
int roar_vio_socket_init_decnetnode_def(struct roar_vio_defaults * def) {
#if defined(ROAR_HAVE_LIBDNET) && defined(_CAN_OPERATE)
char * node;
char * ed;
struct nodeent * ne;
if ( def == NULL )
return -1;
if ( (node = def->d.socket.host) == NULL )
return -1;
if ( (ed = strstr(node, "/")) != NULL )
*ed = 0;
if ( (ne = getnodebyname(node)) == NULL ) {
ROAR_ERR("roar_vio_socket_init_decnetnode_def(*): Can\'t resolve node name '%s'", node);
if ( ed != NULL ) *ed = '/';
return -1;
}
memcpy(&(def->d.socket.sa.dn.sdn_add.a_addr), ne->n_addr, 2);
if ( ed != NULL ) *ed = '/';
return 0;
#else
return -1;
#endif
}
/*
* get_dnet_socket -- get us a socket connected to the server.
*
* Parameters: "machine" is the machine the server is running on.
* "service" is the name of the service to connect to.
*
* Returns: Socket connected to the news server if
* all is ok, else -1 on error.
*
* Side effects: Connects to server.
*
* Errors: Printed via nerror.
*/
int
get_dnet_socket(
char *machine,
char *service)
{
# ifdef NNTP_ABLE
int s, area, node;
struct sockaddr_dn sdn;
struct nodeent *getnodebyname(), *np;
memset((char *) &sdn, '\0', sizeof(sdn));
switch (s = sscanf(machine, "%d%*[.]%d", &area, &node)) {
case 1:
node = area;
area = 0;
/* FALLTHROUGH */
case 2:
node += area * 1024;
sdn.sdn_add.a_len = 2;
sdn.sdn_family = AF_DECnet;
sdn.sdn_add.a_addr[0] = node % 256;
sdn.sdn_add.a_addr[1] = node / 256;
break;
default:
if ((np = getnodebyname(machine)) == NULL) {
my_fprintf(stderr, _(txt_gethostbyname), "", machine);
return -1;
} else {
memcpy((char *) sdn.sdn_add.a_addr, np->n_addr, np->n_length);
sdn.sdn_add.a_len = np->n_length;
sdn.sdn_family = np->n_addrtype;
}
break;
}
sdn.sdn_objnum = 0;
sdn.sdn_flags = 0;
sdn.sdn_objnamel = strlen("NNTP");
memcpy(&sdn.sdn_objname[0], "NNTP", sdn.sdn_objnamel);
if ((s = socket(AF_DECnet, SOCK_STREAM, 0)) < 0) {
nerror("socket");
return -1;
}
/* And then connect */
if (connect(s, (struct sockaddr *) &sdn, sizeof(sdn)) < 0) {
nerror("connect");
close(s);
return -1;
}
return s;
# else
return -1;
# endif /* NNTP_ABLE */
}
/*
* XXX - not guaranteed to be thread-safe!
*/
int
__pcap_nametodnaddr(const char *name, u_short *res)
{
#ifdef DECNETLIB
struct nodeent *getnodebyname();
struct nodeent *nep;
nep = getnodebyname(name);
if (nep == ((struct nodeent *)0))
return(0);
memcpy((char *)res, (char *)nep->n_addr, sizeof(unsigned short));
return(1);
#else
return(0);
#endif
}
static int
change_host(Display *dpy, char *name, Bool add)
{
XHostAddress ha;
char *lname;
int namelen, i, family = FamilyWild;
#ifdef K5AUTH
krb5_principal princ;
krb5_data kbuf;
#endif
#ifdef NEEDSOCKETS
#ifndef AMTCPCONN
static struct in_addr addr; /* so we can point at it */
#if defined(IPv6) && defined(AF_INET6)
static struct in6_addr addr6; /* so we can point at it */
#else
struct hostent *hp;
#endif
#else
static ipaddr_t addr;
#endif
#endif
char *cp;
#ifdef DNETCONN
struct dn_naddr *dnaddrp;
struct nodeent *np;
static struct dn_naddr dnaddr;
#endif /* DNETCONN */
static char *add_msg = "being added to access control list";
static char *remove_msg = "being removed from access control list";
namelen = strlen(name);
if ((lname = (char *)malloc(namelen+1)) == NULL) {
fprintf (stderr, "%s: malloc bombed in change_host\n", ProgramName);
exit (1);
}
for (i = 0; i < namelen; i++) {
lname[i] = tolower(name[i]);
}
lname[namelen] = '\0';
if (!strncmp("inet:", lname, 5)) {
#if defined(TCPCONN) || defined(STREAMSCONN) || defined(AMTCPCONN)
family = FamilyInternet;
name += 5;
#else
fprintf (stderr, "%s: not compiled for TCP/IP\n", ProgramName);
return 0;
#endif
}
else if (!strncmp("inet6:", lname, 6)) {
#if (defined(TCPCONN) || defined(STREAMSCONN)) && \
defined(IPv6) && defined(AF_INET6)
family = FamilyInternet6;
name += 6;
#else
fprintf (stderr, "%s: not compiled for IPv6\n", ProgramName);
return 0;
#endif
}
else if (!strncmp("dnet:", lname, 5)) {
#ifdef DNETCONN
family = FamilyDECnet;
name += 5;
#else
fprintf (stderr, "%s: not compiled for DECnet\n", ProgramName);
return 0;
#endif
}
else if (!strncmp("nis:", lname, 4)) {
#ifdef SECURE_RPC
family = FamilyNetname;
name += 4;
#else
fprintf (stderr, "%s: not compiled for Secure RPC\n", ProgramName);
return 0;
#endif
}
else if (!strncmp("krb:", lname, 4)) {
#ifdef K5AUTH
family = FamilyKrb5Principal;
name +=4;
#else
fprintf (stderr, "%s: not compiled for Kerberos 5\n", ProgramName);
return 0;
#endif
}
else if (!strncmp("local:", lname, 6)) {
family = FamilyLocalHost;
}
if (family == FamilyWild && (cp = strchr(lname, ':'))) {
*cp = '\0';
fprintf (stderr, "%s: unknown address family \"%s\"\n",
ProgramName, lname);
return 0;
}
free(lname);
#ifdef DNETCONN
if (family == FamilyDECnet ||
(cp = strchr(name, ':')) && (*(cp + 1) == ':') &&
!(*cp = '\0')) {
ha.family = FamilyDECnet;
if (dnaddrp = dnet_addr(name)) {
dnaddr = *dnaddrp;
} else {
if ((np = getnodebyname (name)) == NULL) {
fprintf (stderr, "%s: unable to get node name for \"%s::\"\n",
ProgramName, name);
return 0;
}
dnaddr.a_len = np->n_length;
memmove( dnaddr.a_addr, np->n_addr, np->n_length);
}
ha.length = sizeof(struct dn_naddr);
ha.address = (char *)&dnaddr;
if (add) {
XAddHost (dpy, &ha);
printf ("%s:: %s\n", name, add_msg);
} else {
XRemoveHost (dpy, &ha);
printf ("%s:: %s\n", name, remove_msg);
}
return 1;
}
#endif /* DNETCONN */
#ifdef K5AUTH
if (family == FamilyKrb5Principal) {
krb5_error_code retval;
retval = krb5_parse_name(name, &princ);
if (retval) {
krb5_init_ets(); /* init krb errs for error_message() */
fprintf(stderr, "%s: cannot parse Kerberos name: %s\n",
ProgramName, error_message(retval));
return 0;
}
XauKrb5Encode(princ, &kbuf);
ha.length = kbuf.length;
ha.address = kbuf.data;
ha.family = family;
if (add)
XAddHost(dpy, &ha);
else
XRemoveHost(dpy, &ha);
krb5_free_principal(princ);
free(kbuf.data);
printf( "%s %s\n", name, add ? add_msg : remove_msg);
return 1;
}
#endif
if (family == FamilyLocalHost) {
ha.length = 0;
ha.address = "";
ha.family = family;
if (add)
XAddHost(dpy, &ha);
else
XRemoveHost(dpy, &ha);
printf( "non-network local connections %s\n", add ? add_msg : remove_msg);
return 1;
}
/*
* If it has an '@', it's a netname
*/
if ((family == FamilyNetname && (cp = strchr(name, '@'))) ||
(cp = strchr(name, '@'))) {
char *netname = name;
#ifdef SECURE_RPC
static char username[MAXNETNAMELEN];
if (!cp[1]) {
struct passwd *pwd;
static char domainname[128];
*cp = '\0';
pwd = getpwnam(name);
if (!pwd) {
fprintf(stderr, "no such user \"%s\"\n", name);
return 0;
}
getdomainname(domainname, sizeof(domainname));
if (!user2netname(username, pwd->pw_uid, domainname)) {
fprintf(stderr, "failed to get netname for \"%s\"\n", name);
return 0;
}
netname = username;
}
#endif
ha.family = FamilyNetname;
ha.length = strlen(netname);
ha.address = netname;
if (add)
XAddHost (dpy, &ha);
else
XRemoveHost (dpy, &ha);
if (netname != name)
printf ("%s@ (%s) %s\n", name, netname, add ? add_msg : remove_msg);
else
printf ("%s %s\n", netname, add ? add_msg : remove_msg);
return 1;
}
#ifdef NEEDSOCKETS
/*
* First see if inet_addr() can grok the name; if so, then use it.
*/
#ifndef AMTCPCONN
if (((family == FamilyWild) || (family == FamilyInternet)) &&
((addr.s_addr = inet_addr(name)) != -1)) {
#else
if (((family == FamilyWild) || (family == FamilyInternet)) &&
((addr = inet_addr(name)) != -1)) {
#endif
ha.family = FamilyInternet;
ha.length = 4; /* but for Cray would be sizeof(addr.s_addr) */
ha.address = (char *)&addr; /* but for Cray would be &addr.s_addr */
if (add) {
XAddHost (dpy, &ha);
printf ("%s %s\n", name, add_msg);
} else {
XRemoveHost (dpy, &ha);
printf ("%s %s\n", name, remove_msg);
}
return 1;
}
#if defined(IPv6) && defined(AF_INET6)
/*
* Check to see if inet_pton() can grok it as an IPv6 address
*/
else if (((family == FamilyWild) || (family == FamilyInternet6)) &&
(inet_pton(AF_INET6, name, &addr6.s6_addr) == 1)) {
ha.family = FamilyInternet6;
ha.length = sizeof(addr6.s6_addr);
ha.address = (char *) &addr6.s6_addr;
if (add) {
XAddHost (dpy, &ha);
printf ("%s %s\n", name, add_msg);
} else {
XRemoveHost (dpy, &ha);
printf ("%s %s\n", name, remove_msg);
}
return 1;
} else {
/*
* Is it in the namespace?
*
* If no family was specified, use both Internet v4 & v6 addresses.
* Otherwise, use only addresses matching specified family.
*/
struct addrinfo *addresses;
struct addrinfo *a;
Bool didit = False;
if (getaddrinfo(name, NULL, NULL, &addresses) != 0)
return 0;
for (a = addresses; a != NULL; a = a->ai_next) {
if ( ((a->ai_family == AF_INET) && (family != FamilyInternet6))
|| ((a->ai_family == AF_INET6) && (family != FamilyInternet)) ) {
char ad[INET6_ADDRSTRLEN];
ha.family = XFamily(a->ai_family);
if (a->ai_family == AF_INET6) {
ha.address = (char *)
&((struct sockaddr_in6 *) a->ai_addr)->sin6_addr;
ha.length =
sizeof (((struct sockaddr_in6 *) a->ai_addr)->sin6_addr);
} else {
ha.address = (char *)
&((struct sockaddr_in *) a->ai_addr)->sin_addr;
ha.length =
sizeof (((struct sockaddr_in *) a->ai_addr)->sin_addr);
}
inet_ntop(a->ai_family, ha.address, ad, sizeof(ad));
/* printf("Family: %d\nLength: %d\n", a->ai_family, ha.length); */
/* printf("Address: %s\n", ad); */
if (add) {
XAddHost (dpy, &ha);
} else {
XRemoveHost (dpy, &ha);
}
didit = True;
}
}
if (didit == True) {
printf ("%s %s\n", name, add ? add_msg : remove_msg);
} else {
const char *familyMsg = "";
if (family == FamilyInternet6) {
familyMsg = "inet6 ";
} else if (family == FamilyInternet) {
familyMsg = "inet ";
}
fprintf(stderr, "%s: unable to get %saddress for \"%s\"\n",
ProgramName, familyMsg, name);
}
freeaddrinfo(addresses);
return 1;
}
#else /* !IPv6 */
/*
* Is it in the namespace?
*/
else if (((hp = gethostbyname(name)) == (struct hostent *)NULL)
|| hp->h_addrtype != AF_INET) {
return 0;
} else {
ha.family = XFamily(hp->h_addrtype);
ha.length = hp->h_length;
#ifdef h_addr /* new 4.3bsd version of gethostent */
{
char **list;
/* iterate over the hosts */
for (list = hp->h_addr_list; *list; list++) {
ha.address = *list;
if (add) {
XAddHost (dpy, &ha);
} else {
XRemoveHost (dpy, &ha);
}
}
}
#else
ha.address = hp->h_addr;
if (add) {
XAddHost (dpy, &ha);
} else {
XRemoveHost (dpy, &ha);
}
#endif
printf ("%s %s\n", name, add ? add_msg : remove_msg);
return 1;
}
#endif /* IPv6 */
#else /* NEEDSOCKETS */
return 0;
#endif /* NEEDSOCKETS */
}
