int ipx_kali_OpenSocket(ipx_socket_t *sk, int port)
{
printf("IPX_kali: OpenSocket on port(%d)\n", port);
if (!open_sockets) {
if (have_empty_address()) {
if (ipx_kali_GetMyAddress() < 0) {
printf("IPX_kali: Error communicating with KaliNix\n");
return -1;
}
}
}
if (!port)
port = dynamic_socket++;
if ((sk->fd = KaliOpenSocket(htons(port))) < 0) {
printf("IPX_kali: OpenSocket Failed on port(%d)\n", port);
sk->fd = -1;
return -1;
}
open_sockets++;
last_socket = port;
sk->socket = port;
return 0;
}
static int ipx_udp_OpenSocket(ipx_socket_t *sk, int port) {
struct sockaddr_in sin;
if (!open_sockets)
if (have_empty_address())
if (ipx_udp_GetMyAddress() < 0) FAIL("Error getting my address");
msg("OpenSocket on D1X socket port %d",port);
if (!port)
port = dynamic_socket++;
if ((sk->fd = socket(AF_INET,SOCK_DGRAM,IPPROTO_UDP)) < 0) {
sk->fd = -1;
FAIL("socket() creation failed on port %d: %m",port);
}
if (setsockopt(sk->fd,SOL_SOCKET,SO_BROADCAST,&val_one,sizeof(val_one))) {
if (close(sk->fd)) msg("close() failed during error recovery: %m");
sk->fd=-1;
FAIL("setsockopt(SO_BROADCAST) failed: %m");
}
sin.sin_family=AF_INET;
sin.sin_addr.s_addr=htonl(INADDR_ANY);
sin.sin_port=htons(baseport);
if (bind(sk->fd,(struct sockaddr *)&sin,sizeof(sin))) {
if (close(sk->fd)) msg("close() failed during error recovery: %m");
sk->fd=-1;
FAIL("bind() to UDP port %d failed: %m",baseport);
}
open_sockets++;
sk->socket = port;
return 0;
}
int UDPGetMyAddress (void) {
char buf [256];
int i = 0;
char *s,*s2,*ns;
if (!have_empty_address ())
return 0;
if (!((i=FindArg ("-udp")) && (s=pszArgList [i+1]) && (*s=='=' || *s=='+' || *s=='@')))
s = NULL;
if (gethostname (buf,sizeof (buf)))
FAIL ("Error getting my hostname");
if (!(queryhost (buf)))
FAIL ("Querying my own hostname \"%s\"",buf);
if (s)
while (*s == '@') {
portshift (++s);
while (isdigit (*s))
s++;
}
memset (ipx_MyAddress, 0, 4);
memcpy (ipx_MyAddress + 4, qhbuf, 6);
udpBasePort [gameStates.multi.bServer] += (short) ntohs (*(unsigned short *) (qhbuf + 4));
if (!s || (s && !*s))
addiflist ();
else {
struct sockaddr_in *sin;
if (*s=='+')
addiflist ();
s++;
for (;;) {
while (isspace (*s))
s++;
if (!*s)
break;
for (s2=s;*s2 && *s2!=',';s2++)
;
chk (ns = (char *) D2_ALLOC (s2-s+1));
memcpy (ns,s,s2-s);
ns [s2-s]='\0';
if (!queryhost (ns))
//msg ("Ignored IP interface-destination \"%s\" as being invalid",ns);
D2_FREE (ns);
chkbroadsize ();
sin=broads + broadnum++;
sin->sin_family=AF_INET;
memcpy (&sin->sin_addr,qhbuf+0,4);
sin->sin_port=htons (( (short)ntohs (* (unsigned short *) (qhbuf+4)))+UDP_BASEPORT);
s=s2+ (*s2==',');
}
}
unifyiflist ();
return 0;
}
int ipx_kali_GetMyAddress(void)
{
kaliaddr_ipx mKaliAddr;
if (!have_empty_address())
return 0;
if (KaliGetNodeNum(&mKaliAddr) < 0)
return -1;
memset(ipx_MyAddress, 0, 4);
memcpy(ipx_MyAddress + 4, mKaliAddr.sa_nodenum, sizeof(mKaliAddr.sa_nodenum));
return 0;
}
int UDPGetMyAddress(void) {
char buf[256];
int i;
char *s,*s2,*ns;
if (!have_empty_address())
return 0;
if (!((i=FindArg("-udp")) && (s=Args[i+1]) && (*s=='=' || *s=='+' || *s=='@')))
s=NULL;
if (gethostname(buf,sizeof(buf)))
FAIL("Error getting my hostname");
if (!queryhost(buf))
FAIL("Querying my own hostname \"%s\"",buf);
if (s)
while (*s=='@') {
portshift(++s);
while (isdigit(*s))
s++;
}
memset(ipx_MyAddress+0,0,4);
memcpy(ipx_MyAddress+4,qhbuf,6);
baseport+=(short)ntohs(*(unsigned short *)(qhbuf+4));
#if 0
ipx_MyAddress [4] = 127;
ipx_MyAddress [5] = 0;
ipx_MyAddress [6] = 0;
ipx_MyAddress [7] = 1;
#endif
if (!(s && *s))
addiflist();
else {
if (*s=='+')
addiflist();
s++;
for (;;) {
struct sockaddr_in *sin;
while (isspace(*s))
s++;
if (!*s)
break;
for (s2=s;*s2 && *s2!=',';s2++)
;
chk(ns=D2_ALLOC(s2-s+1));
memcpy(ns,s,s2-s);
ns[s2-s]='\0';
if (!queryhost(ns))
msg("Ignored broadcast-destination \"%s\" as being invalid",ns);
D2_FREE(ns);
chkbroadsize();
sin=broads+(broadnum++);
sin->sin_family=AF_INET;
memcpy(&sin->sin_addr,qhbuf+0,4);
sin->sin_port=htons(((short)ntohs(*(unsigned short *)(qhbuf+4)))+UDP_BASEPORT);
s=s2+(*s2==',');
}
}
unifyiflist();
#ifndef _WIN32
//printf(MSGHDR "Using TCP/IP address ");
dumpraddr(ipx_MyAddress+4);
//putchar('\n');
if (broadnum) {
//printf(MSGHDR "Using %u broadcast-dest%s:",broadnum,(broadnum==1?"":"s"));
for (i=0;i<broadnum;i++) {
//putchar(' ');
dumpaddr(broads+i);
}
//putchar('\n');
}
#endif
return 0;
}
