std::unique_ptr<ElVis::Serialization::Camera> Camera::Serialize() const
{
auto pResult = std::unique_ptr<ElVis::Serialization::Camera>(new ElVis::Serialization::Camera());
pResult->set_field_of_view(m_fieldOfView);
pResult->set_aspect_ratio(m_aspectRatio);
pResult->set_near(m_near);
pResult->set_far(m_far);
pResult->set_allocated_eye(m_eye.Serialize().release());
pResult->set_allocated_lookat(m_lookAt.Serialize().release());
pResult->set_allocated_up(m_up.Serialize().release());
pResult->set_allocated_u(m_u.Serialize().release());
pResult->set_allocated_v(m_v.Serialize().release());
pResult->set_allocated_w(m_w.Serialize().release());
return pResult;
}
int close_conn(int sock) {
if (close(sock) < 0) {
perror("close_conn error - close failed");
return -1;
}
fd_remove(sock);
if (delete_near(sock) < 0) {
fprintf(stderr, "close_conn error - socket not found in near list\n");
return -1;
}
set_near();
nsock --;
return 0;
}
int accept_conn(int tcp_list) {
int j, rc;
int sock_tmp;
int nread;
unsigned short port;
struct sockaddr_in *addr_list;
struct sockaddr_in addr;
unsigned int len = sizeof(struct sockaddr_in);
struct packet send_pck;
if ((sock_tmp = accept(tcp_list, (struct sockaddr*)&addr, &len)) < 0) {
perror("accept_conn error - accept failed");
return -1;
}
if (nsock >= max_tcp_sock) {
printf("accept_conn - can't accept more connection %s:%u\n", inet_ntoa(addr.sin_addr), ntohs(addr.sin_port));
new_err_packet(&send_pck, 0);
if (send_packet_tcp(sock_tmp, &send_pck) < 0) {
perror("bad write");
return -1;
}
if (close(sock_tmp) < 0) {
perror("accept_conn error - close failed");
return -1;
}
return 0;
}
new_ack_packet(&send_pck, 0);
if (send_packet_tcp(sock_tmp, &send_pck) < 0) {
perror("bad write");
return -1;
}
if ((nread = read(sock_tmp, (char *)&port, sizeof(port))) != sizeof(port)) {
if (nread < 0) {
perror("accept_conn error - read failed");
} else {
fprintf(stderr, "accept_conn error - bad packet format\n");
}
return -1;
}
printf("connessione accettata da %s:%d\n", inet_ntoa(addr.sin_addr), ntohs(addr.sin_port));
fd_add(sock_tmp);
addr.sin_port = port;
if ((rc = pthread_mutex_lock(&NEAR_LIST_LOCK)) != 0) {
fprintf(stderr, "accept_conn error - can't acquire lock: %s\n", strerror(rc));
return -1;
}
if (insert_near(sock_tmp, &addr) < 0) {
fprintf(stderr, "join_overlay error - insert_near failed\n");
return -1;
}
set_near();
printf("accept_conn setto la stringa dei vicini\n");
if ((rc = pthread_mutex_unlock(&NEAR_LIST_LOCK)) != 0) {
fprintf(stderr, "accept_conn error - can't release lock: %s\n", strerror(rc));
return -1;
}
addr_list = str_to_addr(near_str, max_tcp_sock);
for(j = 0 ; j < max_tcp_sock; j ++){
printf("accept - near %s:%d\n", inet_ntoa(addr_list[j].sin_addr), ntohs(addr_list[j].sin_port));
}
nsock ++;
return 0;
}
