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Linux socket API ʹÓÃʵÀý

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н¨Îļþsocket_s.c, ÄÚÈÝÈçÏ£º
-------------------------------------------
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#define PORT 2323
#define SERVER_IP "192.168.1.101"
int main()
{
    int s, s2;
    struct sockaddr_in addr;
    struct sockaddr_in addr2;
    char buffer[256];
    int sin_size;
    if((s=socket(AF_INET, SOCK_STREAM, 0))<0)
    {
        printf("creat socket error!\n");
        perror("socket");
        exit(1);
    }
   
    bzero(&addr, sizeof(addr));
    addr.sin_family = AF_INET;
    addr.sin_port = htons(PORT);
    addr.sin_addr.s_addr = inet_addr(SERVER_IP);
    bzero(&(addr.sin_zero), 8);
    if(bind(s, (struct sockaddr *)&addr, sizeof(struct sockaddr))==-1)
    {
        perror("bind socket error!");
        exit(1);
    }
    if(listen(s, 10) == -1)
    {
        perror("LISTEN");
        exit(1);
    }
    while(1)
    {
        sin_size = sizeof(struct sockaddr_in);
        printf("server is run\n");
       


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