|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
|
[cpp] view plain copy print?/*************************************************** * 文件名：pthread_server.c * 文件描述：创建子线程来接收客户端的数据 ***************************************************/ #include <sys/types.h>
#include <sys/socket.h>
#include <stdio.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <unistd.h>
#include <stdlib.h>
#include <pthread.h>
void *rec_data(void *fd);
int main(int argc,char *argv[])
{ int server_sockfd;
int *client_sockfd;
int server_len, client_len;
struct sockaddr_in server_address;
struct sockaddr_in client_address;
struct sockaddr_in tempaddr;
int i,byte;
char char_recv,char_send;
socklen_t templen;
server_sockfd = socket(AF_INET, SOCK_STREAM, 0);//创建套接字
server_address.sin_family = AF_INET;
server_address.sin_addr.s_addr = htonl(INADDR_ANY);
server_address.sin_port = htons(9734);
server_len = sizeof(server_address);
bind(server_sockfd, (struct sockaddr *)&server_address, server_len);//绑定套接字
templen = sizeof(struct sockaddr);
printf("server waiting for connect/n");
while(1){
pthread_t thread;//创建不同的子线程以区别不同的客户端
client_sockfd = (int *)malloc(sizeof(int));
client_len = sizeof(client_address);
*client_sockfd = accept(server_sockfd,(struct sockaddr *)&client_address, (socklen_t *)&client_len);
if(-1==*client_sockfd){
perror("accept");
continue;
}
if(pthread_create(&thread, NULL, rec_data, client_sockfd)!=0)//创建子线程
{
perror("pthread_create");
break;
}
}
shutdown(*client_sockfd,2);
shutdown(server_sockfd,2);
} /***************************************** * 函数名称：rec_data * 功能描述：接受客户端的数据 * 参数列表：fd——连接套接字 * 返回结果：void *****************************************/ void *rec_data(void *fd)
{ int client_sockfd;
int i,byte;
char char_recv[100];//存放数据
client_sockfd=*((int*)fd);
for(;;)
{
if((byte=recv(client_sockfd,char_recv,100,0))==-1)
{
perror("recv");
exit(EXIT_FAILURE);
}
if(strcmp(char_recv, "exit")==0)//接受到exit时，跳出循环
break;
printf("receive from client is %s/n",char_recv);//打印收到的数据
}
free(fd);
close(client_sockfd);
pthread_exit(NULL);
} |
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
[cpp] view plain copy print?/*************************************************** * 文件名：pthread_client.c * 文件描述：创建子线程来接收客户端的数据 ***************************************************/ #include <sys/types.h>
#include <sys/socket.h>
#include <stdio.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <unistd.h>
#include <stdlib.h>
int main(int argc,char *argv[])
{ int sockfd;
int len;
struct sockaddr_in address;
int result;
int i,byte;
char char_send[100] = { 0 };
if((sockfd = socket(AF_INET, SOCK_STREAM, 0))==-1)
{
perror("socket");
exit(EXIT_FAILURE);
}
if(argc != 3){
printf("Usage: fileclient <address> <port>/n");//用法：文件名 服务器IP地址 服务器端口地址
return 0;
}
if((sockfd = socket(AF_INET,SOCK_STREAM,0)) == -1){
perror("sock");
exit(1);
}
bzero(&address,sizeof(address));
address.sin_family = AF_INET;
address.sin_port = htons(atoi(argv[2]));
inet_pton(AF_INET,argv[1],&address.sin_addr);
len = sizeof(address); if((result = connect(sockfd, (struct sockaddr *)&address, len))==-1)
{
perror("connect");
exit(EXIT_FAILURE);
}
for(;;)
{
scanf("%s", char_send);//输入发送数据
fflush(stdin);//清除输入缓存
if(strcmp(char_send, "exit")==0){//如果输入exit，跳出循环
if((byte=send(sockfd,char_send,100,0))==-1)
{
perror("send");
exit(EXIT_FAILURE);
}
break;
}
if((byte=send(sockfd,char_send,100,0))==-1)
{
perror("send");
exit(EXIT_FAILURE);
}
}
close(sockfd);
exit(0);
} |