socket结合线程的测试demo
//server.c
#include
int pthread_create(pthread_t *thread, const pthread_attr_t *attr,
void *(*start_routine) (void *), void *arg);
int pthread_join(pthread_t thread, void **retval);
*/
/*
#include
#include
int socket(int domain, int type, int protocol);
int bind(int sockfd, const struct sockaddr *addr,
socklen_t addrlen);
int listen(int sockfd, int backlog);
int accept(int sockfd, struct sockaddr *addr, socklen_t *addrlen);
struct sockaddr_in{
sa_family_t sin_family; //地址族（Address Family），也就是地址类型
uint16_t sin_port; //16位的端口号
struct in_addr sin_addr; //32位IP地址
char sin_zero[8]; //不使用，一般用0填充
};
*/
/*
int connect(int sockfd, const struct sockaddr *addr,
socklen_t addrlen);
*/
static pthread_t t1 = -1;
static int running = 0;
char s_buf[128] = {0};
char *message = "hi,I am a server";
void *server_func (void *)
{
socklen_t sock_len_1;
int n_read;
int n_write;
//1、socket
int s_fd = socket(AF_INET,SOCK_STREAM,0);//ipv4 tcp
if(-1 == s_fd)
{
perror("socket");
return NULL;
}
//2、bind
struct sockaddr_in s_addr;
struct sockaddr_in c_addr;
memset(&s_addr,0,sizeof(struct sockaddr_in)); //一般来说先清空空间数据，再配置。避免结构体里面有杂乱数据
memset(&c_addr,0,sizeof(struct sockaddr_in));
s_addr.sin_family = AF_INET;//AF_INET（又称 PF_INET）是 IPv4 网络协议的套接字类型
s_addr.sin_port = htons(8989);
inet_aton("192.168.175.129",&s_addr.sin_addr);
if(bind(s_fd, (struct sockaddr *)&s_addr,sizeof(s_addr)))
{
perror("bind");
return NULL;
}
//3、listen
if(listen(s_fd,MAX_QUEUE))
{
perror("listen");
return NULL;
}
//4、accept
sock_len_1 = sizeof(c_addr);
int c_fd = accept(s_fd, (struct sockaddr *)&c_addr, &sock_len_1);
if(-1 == c_fd)
{
perror("accept");
return NULL;
}
printf("get connect:%s\n",inet_ntoa(c_addr.sin_addr));
while(running)
{
printf("in thread\n");
//5、read
n_read = read(c_fd,s_buf,128);
if(-1 == n_read)
{
perror("read");
return NULL;
}
printf("read_buf = %s\n",s_buf);
//6、write
n_write = write(c_fd,message,strlen(message));
if(-1 == n_read)
{
perror("read");
return NULL;
}
}
}
int main()
{
running =1;
int ret = pthread_create(&t1,NULL,server_func,NULL);
if(ret)
return -1;
pthread_join(t1,NULL);
}
//client.c
#include
int pthread_create(pthread_t *thread, const pthread_attr_t *attr,
void *(*start_routine) (void *), void *arg);
int pthread_join(pthread_t thread, void **retval);
*/
/*
#include
#include
int socket(int domain, int type, int protocol);
int bind(int sockfd, const struct sockaddr *addr,
socklen_t addrlen);
int listen(int sockfd, int backlog);
int accept(int sockfd, struct sockaddr *addr, socklen_t *addrlen);
struct sockaddr_in{
sa_family_t sin_family; //地址族（Address Family），也就是地址类型
uint16_t sin_port; //16位的端口号
struct in_addr sin_addr; //32位IP地址
char sin_zero[8]; //不使用，一般用0填充
};
*/
/*
int connect(int sockfd, const struct sockaddr *addr,
socklen_t addrlen);
*/
static pthread_t t1 = -1;
static int running = 0;
char c_buf[256] = {0};
char *message = "hello johan";
void *client_func (void *)
{
socklen_t sock_len_1;
int n_read;
int n_write;
//1、socket
int c_fd = socket(AF_INET,SOCK_STREAM,0);//ipv4 tcp
if(-1 == c_fd)
{
perror("socket");
return NULL;
}
//2、connect
struct sockaddr_in c_addr;
memset(&c_addr,0,sizeof(struct sockaddr_in));
c_addr.sin_family = AF_INET;//AF_INET（又称 PF_INET）是 IPv4 网络协议的套接字类型
c_addr.sin_port = htons(8989);
inet_aton("192.168.175.129",&c_addr.sin_addr);
if(connect(c_fd, (struct sockaddr *)&c_addr,sizeof(c_addr)))
{
perror("connect");
return NULL;
}
while(running)
{
printf("in thread\n");
//3、write
n_write = write(c_fd,message,strlen(message));
if(-1 == n_read)
{
perror("read");
return NULL;
}
//4、read
n_read = read(c_fd,c_buf,256);
if(-1 == n_read)
{
perror("read");
return NULL;
}
printf("read_buf = %s\n",c_buf);
}
}
int main()
{
running =1;
int ret = pthread_create(&t1,NULL,client_func,NULL);
if(ret)
return -1;
pthread_join(t1,NULL);
}
