/*根据放映厅ID提取有效的座位*/
int Seat_Srv_FetchValidByRoomID(seat_list_t list, int roomID)
{
//根据演出厅ID载入座位
int SeatCount=Seat_Perst_SelectByRoomID(list, roomID);
seat_node_t *p;
//去除无效座位
List_ForEach(list, p){
if(p->data.status!=SEAT_GOOD){
List_FreeNode(p);
SeatCount--;
}
}
//对座位链表排序
Seat_Srv_SortSeatList(list);
return SeatCount;
}
int main()
{
int sock_fd;
int conn_fd;
int optval;
int srv_len,clt_len;
int ret;
int flag=0;
int flag_recv=0;
int switch_num;
List_Init(head,online_node_t);
online_node_t *p;
pid_t pid;
struct sockaddr_in srv_sock,clt_sock;
char recv_buf[BUFSIZE];
fd_set readfds,testfds;
//创建一个TCP 套接字
sock_fd=socket(AF_INET,SOCK_STREAM,0);
if(sock_fd<0)
{
perror("socket");
}
//设置该套接字使之可以重新绑定
optval=1;
if(setsockopt(sock_fd,SOL_SOCKET,SO_REUSEADDR,&optval,sizeof(int))<0)
{
perror("setsockopt");
}
//初始化本地端
memset(&srv_sock,0,sizeof(struct sockaddr_in ));
srv_sock.sin_family=AF_INET;
srv_sock.sin_port=htons(SERV_PORT);
srv_sock.sin_addr.s_addr=htonl(INADDR_ANY);
//绑定套接字到本地端
if(bind(sock_fd,(struct sockaddr *)&srv_sock,sizeof(struct sockaddr_in ))<0)
{
perror("bind");
}
//设置监听
if(listen(sock_fd,MAX_LIST)<0)
{
perror("listen");
}
p=(online_node_t *)malloc(sizeof(online_node_t));
p->sock_fd=sock_fd;
srv_len=sizeof(struct sockaddr_in);
List_AddHead(head,p);
fd_count++;
FD_ZERO(&readfds);
FD_SET(sock_fd,&readfds);
while(1)
{
int fd;
int nread;
int j;
online_node_t *s;
s=head;
testfds=readfds;
printf("service waiting\n");
ret=select(MAX_LIST, &testfds ,(fd_set *)0,(fd_set *)0,(struct timeval *)0);
if(ret<0)
{
perror("select");
}
for(fd=0;fd<fd_count;fd++)
{
if(flag!=1)
s=s->next;
flag=0;
if(FD_ISSET(s->sock_fd,&testfds))
{
if(s->sock_fd==sock_fd)
{
clt_len=sizeof(struct sockaddr_in);
conn_fd=accept(sock_fd,(struct sockaddr *)&clt_sock,&clt_len);
FD_SET(conn_fd,&readfds);
p=(online_node_t*)malloc(sizeof(online_node_t));
p->sock_fd=conn_fd;
List_AddHead(head,p);
fd_count++;
printf("adding client on fd %d\n",p->sock_fd);
}
else
{
memset(recv_buf,0,sizeof(recv_buf));
nread = recv(s->sock_fd,recv_buf,sizeof(recv_buf),0);
if(nread==0)
{
online_node_t *h;
h=s;
s=s->next;
flag=1;
FD_CLR(h->sock_fd,&readfds);
close(h->sock_fd);
printf("removeing clinet on fd %d\n",h->sock_fd);
List_FreeNode(h);
fd_count--;
}
else
{
if((pid=fork())==0)
{
online_node_t *r;
r=head->next;
printf("Tets fd_count=%d\n",fd_count);
for(j=0;j<fd_count;j++)
{
if (r->sock_fd == head->prev->sock_fd)
continue;
if(send(r->sock_fd,recv_buf,sizeof(recv_buf),0)<0)
{
perror("send");
}
r=r->next;
}
exit(0);
}
//printf("recv = %s",recv_buf);
}
}
}
}
}
}
