/*
* Duplicate an interface
* Used when creating IN/OUT pair for bidirectional communication
* Args: pointer to interface to be duplicated
* Returns: Pointer to duplicate interface
*/
iface_t *ifdup (iface_t *ifa)
{
iface_t *newif;
if ((newif=(iface_t *) malloc(sizeof(iface_t))) == (iface_t *) NULL)
return(NULL);
if (iftypes[ifa->type].ifdup_func) {
if ((newif->info=(*iftypes[ifa->type].ifdup_func)(ifa->info)) == NULL) {
free(newif);
return(NULL);
}
} else
newif->info = NULL;
ifa->pair=newif;
newif->tid=ifa->tid;
newif->flags=ifa->flags;
newif->id=ifa->id;
newif->name=ifa->name;
newif->pair=ifa;
newif->next=NULL;
newif->type=ifa->type;
newif->lists=ifa->lists;
newif->read=ifa->read;
newif->readbuf=ifa->readbuf;
newif->write=ifa->write;
newif->cleanup=ifa->cleanup;
newif->options=NULL;
newif->ifilter=addfilter(ifa->ifilter);
newif->ofilter=addfilter(ifa->ofilter);
newif->checksum=ifa->checksum;
newif->strict=ifa->strict;
return(newif);
}
iface_t *new_tcp_conn(int fd, iface_t *ifa)
{
iface_t *newifa;
struct if_tcp *oift=(struct if_tcp *) ifa->info;
struct if_tcp *newift=NULL;
pthread_t tid;
if ((newifa = malloc(sizeof(iface_t))) == NULL)
return(NULL);
memset(newifa,0,sizeof(iface_t));
if (((newift = malloc(sizeof(struct if_tcp))) == NULL) ||
((ifa->direction != IN) && ((newifa->q=init_q(oift->qsize)) == NULL))){
if (newifa && newifa->q)
free(newifa->q);
if (newift)
free(newift);
free(newifa);
return(NULL);
}
newift->fd=fd;
newift->qsize=oift->qsize;
newifa->id=ifa->id+(fd&IDMINORMASK);
newifa->direction=ifa->direction;
newifa->type=TCP;
newifa->name=NULL;
newifa->info=newift;
newifa->cleanup=cleanup_tcp;
newifa->write=write_tcp;
newifa->read=read_tcp;
newifa->lists=ifa->lists;
newifa->ifilter=addfilter(ifa->ifilter);
newifa->ofilter=addfilter(ifa->ofilter);
newifa->checksum=ifa->checksum;
if (ifa->direction == IN)
newifa->q=ifa->lists->engine->q;
else if (ifa->direction == BOTH) {
if ((newifa->next=ifdup(newifa)) == NULL) {
logwarn("Interface duplication failed");
free(newifa->q);
free(newift);
free(newifa);
return(NULL);
}
newifa->direction=OUT;
newifa->pair->direction=IN;
newifa->pair->q=ifa->lists->engine->q;
link_to_initialized(newifa->pair);
pthread_create(&tid,NULL,(void *)start_interface,(void *) newifa->pair);
}
link_to_initialized(newifa);
pthread_create(&tid,NULL,(void *)start_interface,(void *) newifa);
return(newifa);
}
int main (int dont_care_argc, char *argv[]){
addfilter("distrilua");
addfilter("gateserverd");
addfilter("groupserverd");
addfilter("ssdb-server");
for (;;) {
system("clear");
printf("%s\n",top());
sleep(1);
}
return 0;
}
