factor/native/socket.c

81 lines
1.6 KiB
C

#include "factor.h"
int make_server_socket(CHAR port)
{
int sock;
struct sockaddr_in name;
int reuseaddr = 1;
/* Create the socket */
sock = socket(PF_INET, SOCK_STREAM, 0);
if(sock < 0)
io_error(NULL,__FUNCTION__);
/* Reuse port number */
if(setsockopt(sock,SOL_SOCKET,SO_REUSEADDR,&reuseaddr,sizeof(int)) < 0)
io_error(NULL,__FUNCTION__);
/* Give the socket a name */
name.sin_family = AF_INET;
name.sin_port = htons(port);
name.sin_addr.s_addr = htonl(INADDR_ANY);
if(bind(sock,(struct sockaddr *)&name, sizeof(name)) < 0)
{
close(sock);
io_error(NULL,__FUNCTION__);
}
/* Start listening for connections */
if(listen(sock,1) < 0)
{
close(sock);
io_error(NULL,__FUNCTION__);
}
return sock;
}
void primitive_server_socket(void)
{
CHAR p = (CHAR)to_fixnum(dpop());
dpush(tag_object(port(PORT_SPECIAL,make_server_socket(p))));
}
CELL accept_connection(PORT* p)
{
struct sockaddr_in clientname;
size_t size = sizeof(clientname);
int oobinline = 1;
int new = accept(p->fd,(struct sockaddr *)&clientname,&size);
if(new < 0)
{
if(errno == EAGAIN)
return false;
else
io_error(NULL,__FUNCTION__);
}
/* if(setsockopt(new,SOL_SOCKET,SO_OOBINLINE,&oobinline,sizeof(int)) < 0)
io_error(NULL,__FUNCTION__); */
p->client_host = tag_object(from_c_string(inet_ntoa(
clientname.sin_addr)));
p->client_port = tag_fixnum(ntohs(clientname.sin_port));
p->client_socket = new;
return true;
}
void primitive_accept_fd(void)
{
PORT* p = untag_port(dpop());
dpush(p->client_host);
dpush(p->client_port);
dpush(tag_object(port(PORT_READ,p->client_socket)));
dpush(tag_object(port(PORT_WRITE,p->client_socket)));
}