Linux?渭?socket???小???????
???????????? ???????[ 2014/10/30 11:24:08 ] ????????Linux ???? ??????
???卤??????????
1 #include <mylib.h>
2 int main(void)
3 {
4 int sock_fd;
5 sock_fd=socket(AF_INET??SOCK_STREAM??0);
6
7 struct sockaddr_in serv_add;
8 bzero(&serv_add??sizeof(serv_add));
9 serv_add.sin_family=AF_INET;
10 serv_add.sin_port=htons(SERV_PORT);
11 struct in_addr add;
12 inet_aton("192.168.1.105"??&add);
13 serv_add.sin_addr=add;
14
15 if(connect(sock_fd??(struct sockaddr *)&serv_add??sizeof(serv_add))<0)
16 sys_err("connect error! ");
17 char sendbuff[MAXLINE]??recvbuff[MAXLINE];
18 char *temp;
19 ssize_t n;
20 while ((temp=fgets(sendbuff??sizeof(sendbuff)??stdin)) !=NULL)
21 {
22 int k;
23 if((k=write(sock_fd??sendbuff??sizeof(sendbuff)))<0)
24 {
25
26 }
27 if((n=read(sock_fd??recvbuff??sizeof(recvbuff)))>0)
28 printf("SVR:%s"??recvbuff);
29 if(n<0)
30 printf("fail to get data from server %s "??inet_ntoa(serv_add.sin_addr));
31 if(n==0)
32 {
33 //broken pipe ??haha sigpipe
34 printf("%s"??"server defunct closing the socket...");
35 close(sock_fd);
36 }
37 }
38 return 0;
39 }
??????????????????
??????5?校?sock_fd=socket(AF_INET??SOCK_STREAM??0); ??socket???????????sock?????????????协???澹�??????AF_INET????tcp/ip协???濉�???????????????????????TCP ????????????????????????...貌???械???????????????????? If it is zero?? is chosen automatically. ???????????????????????芯???????????????...
??????7??struct sockaddr_in serv_add; ???????sock ?????????????????????ip??????协?????????
??????10??12????????????????????????ip????????????????“?????”?????????????????????????????????????????????锟�????
??????15?????????????sock??????????????????????????????sock??械??????????????????????????????????????????tcp????????sock??????????ip????????????围????????????????vip???(<1024)????????????????????????????????????????????????????泄?????????????
??????20??23?????????璞�??? ???????写????? socket ?????????????? 写????? pipe???????write???????小??0?????????????????????????????????????小?????????????????????????FIN?????????????????????TCP???????????????????????????????????????????????TCP???????RST??????????????????????????????写??pipe??????????????? ?????????????SIGPIPE??????????????????????????????????????????????????write????小??0
??????27????????????????????????????小??0
??????31??????????????????????????FIN??????read????????0. ?????????贸???23?械?????????socket?????
?????卤??????????
1 #include <mylib.h>
2
3 int main(void)
4 {
5 int listen_fd ?? connected_fd;
6 struct sockaddr_in serv_add;
7 //-----------------------------------------------------------------------------
8 listen_fd=socket(AF_INET??SOCK_STREAM??0);
9 serv_add.sin_family=AF_INET;
10 serv_add.sin_port=htons(SERV_PORT);
11 serv_add.sin_addr.s_addr=htonl(INADDR_ANY);
12 //------------------------------------------------------------------------------
13 if(bind(listen_fd??(struct sockaddr *)&serv_add??sizeof(serv_add))<0)
14 sys_err("bind error ");
15 if(listen(listen_fd??LISTENQ)<0)
16 sys_err("listen error ");
17
18 signal(SIGCHLD??sig_chld);
19
20 __pid_t pid;
21 while (1) {
22 connected_fd = accept(listen_fd??0??0);
23 if(connected_fd<0){
24 if(errno==EINTR)
25 {
26 printf("interrupt ");
27 continue;
28 }
29 else
30 sys_err("accept eero! ");
31 }
32 if((pid=fork())==0)
33 {
34 char recevBuff[MAXLINE];
35 int n;
36 close(listen_fd);
37 while ((n=read(connected_fd??recevBuff??MAXLINE))>0) {
38 printf("Client:%s"??recevBuff);
39 write(connected_fd??recevBuff??MAXLINE);
40 }
41 if(n<0)
42 sys_err("read error ");
43 close(connected_fd);
44 exit(0);
45 }
46 close(connected_fd);
47 }
48 return 0;
49 }
???????????????????????婕�???????????????????SPASVO小??(021-61079698-8054)?????????????????????????
??????
Linux??????DDR????????????Linux?????????????????璞�??????????linux???胁???????????屑??????????????????????????Linux????Linux??DNS????????????纬???????????Linux?????????????Linux????(???)????????Linux ????????????????????????????????Windows???校?Linux???????Linux????????????????Linux iommu??vfio???????Linux????蔚???TCP???????Linux?????????????小Linux?路???????????Linux???Jexus?泄?Asp.Net Core??贸???Linux?????????些??

???路???
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