int main (int argc, char* argv[]) {
/* Data reading initilization */
data_init();
spawn_socket();
return 0;
}
int accept(int socket, struct sockaddr * addr, int * addr_len) {
if(socket<1 || socket>SGIP_SOCKET_MAXSOCKETS || !addr || !addr_len) return SGIP_ERROR(EINVAL);
SGIP_INTR_PROTECT();
sgIP_Record_TCP * ret;
int retval,s;
retval=SGIP_ERROR0(EINVAL);
ret=0;
socket--;
if(!(socketlist[socket].flags&SGIP_SOCKET_FLAG_VALID)) { SGIP_INTR_UNPROTECT(); return SGIP_ERROR(EINVAL); }
if((socketlist[socket].flags&SGIP_SOCKET_FLAG_TYPEMASK)==SGIP_SOCKET_FLAG_TYPE_TCP) {
s=spawn_socket((socketlist[socket].flags&SGIP_SOCKET_FLAG_NONBLOCKING) | SGIP_SOCKET_FLAG_TYPE_TCP);
if(s>0) {
do {
ret=sgIP_TCP_Accept((sgIP_Record_TCP *)socketlist[socket].conn_ptr);
if(ret!=0) break;
if(errno!=EWOULDBLOCK) break;
if(socketlist[socket].flags&SGIP_SOCKET_FLAG_NONBLOCKING) break;
SGIP_INTR_UNPROTECT(); // give interrupts a chance to occur.
SGIP_WAITEVENT(); // don't just try again immediately
SGIP_INTR_REPROTECT();
} while(1);
}
if(ret==0) {
kill_socket(s);
retval=-1;
} else {
*addr_len=sizeof(struct sockaddr_in);
((struct sockaddr_in *)addr)->sin_family=AF_INET;
((struct sockaddr_in *)addr)->sin_port=ret->destport;
((struct sockaddr_in *)addr)->sin_addr.s_addr=ret->destip;
socketlist[s-1].conn_ptr=ret;
retval=s;
}
}
SGIP_INTR_UNPROTECT();
return retval;
}
