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/******************************************************************************
* Copyright © 2014-2015 The SuperNET Developers. *
* *
* See the AUTHORS, DEVELOPER-AGREEMENT and LICENSE files at *
* the top-level directory of this distribution for the individual copyright *
* holder information and the developer policies on copyright and licensing. *
* *
* Unless otherwise agreed in a custom licensing agreement, no part of the *
* SuperNET software, including this file may be copied, modified, propagated *
* or distributed except according to the terms contained in the LICENSE file *
* *
* Removal or modification of this copyright notice is prohibited. *
* *
******************************************************************************/
#include "iguana777.h"
struct iguana_accept { struct queueitem DL; char ipaddr[64]; uint32_t ipbits; int32_t sock; uint16_t port; };
int32_t iguana_acceptspoll(uint8_t *buf,int32_t bufsize,struct iguana_accept *accepts,int32_t num,int32_t timeout)
{
struct pollfd fds[IGUANA_MAXPEERS]; int32_t i,j,n,r,nonz,flag; struct iguana_accept *ptr;
if ( num == 0 )
return(0);;
memset(fds,0,sizeof(fds));
flag = 0;
r = (rand() % num);
for (j=n=nonz=0; j<num&&j<sizeof(fds)/sizeof(*fds)-1; j++)
{
i = (j + r) % num;
ptr = &accepts[i];
fds[i].fd = -1;
if ( ptr->sock >= 0 )
{
fds[i].fd = ptr->sock;
fds[i].events = (POLLIN | POLLOUT);
nonz++;
}
}
if ( nonz != 0 && poll(fds,num,timeout) > 0 )
{
for (j=0; j<num; j++)
{
i = (j + r) % num;
ptr = &accepts[i];
if ( ptr->sock < 0 )
continue;
if ( (fds[i].revents & POLLIN) != 0 )
{
//return(iguana_recvmsg(ptr->ipaddr,ptr->sock,buf,bufsize));
}
if ( (fds[i].revents & POLLOUT) != 0 )
{
//if ( iguana_pollsendQ(coin,addr) == 0 )
// flag += iguana_poll(coin,addr);
//else flag++;
}
}
}
return(0);
}
void iguana_acceptloop(void *args)
{
int32_t bindsock,sock; struct iguana_accept *ptr; struct iguana_peer *addr; struct iguana_info *coin = args;
socklen_t clilen; struct sockaddr_in cli_addr; char ipaddr[64]; uint32_t ipbits;
bindsock = iguana_socket(1,"127.0.0.1",coin->chain->portp2p);
printf("iguana_bindloop 127.0.0.1:%d bind sock.%d\n",coin->chain->portp2p,bindsock);
while ( bindsock >= 0 )
{
clilen = sizeof(cli_addr);
printf("ACCEPT (%s:%d) on sock.%d\n","127.0.0.1",coin->chain->portp2p,bindsock);
sock = accept(bindsock,(struct sockaddr *)&cli_addr,&clilen);
if ( sock < 0 )
{
printf("ERROR on accept bindsock.%d errno.%d (%s)\n",bindsock,errno,strerror(errno));
continue;
}
memcpy(&ipbits,&cli_addr.sin_addr.s_addr,sizeof(ipbits));
expand_ipbits(ipaddr,ipbits);
printf("NEWSOCK.%d for %x (%s)\n",sock,ipbits,ipaddr);
if ( (addr= iguana_peerslot(coin,ipbits)) == 0 )
{
ptr = mycalloc('a',1,sizeof(*ptr));
strcpy(ptr->ipaddr,ipaddr);
ptr->ipbits = ipbits;
ptr->sock = sock;
ptr->port = coin->chain->portp2p;
printf("NEED TO DEAL WITH PENDING ACCEPTS\n");
queue_enqueue("acceptQ",&coin->acceptQ,&ptr->DL,0);
}
else
{
printf("LAUNCH DEDICATED THREAD for %s\n",ipaddr);
iguana_dedicatedloop(coin,addr);
}
}
}
/*int32_t iguana_acceptport(struct iguana_info *coin,uint16_t port)
{
if ( OS_thread_create(malloc(sizeof(pthread_t)),NULL,(void *)iguana_acceptloop,(void *)coin) != 0 )
{
printf("error launching accept thread for port.%u\n",port);
return(-1);
}
return(0);
}*/