#include <winsock2.h>
#include <stdio.h>
#include <stddef.h>
#define QUEUE_LEN 100
int main()
{
WSADATA wsaData;
WORD sockVersion=MAKEWORD(2,2);
int local_port;
SOCKET localtcpsocket;
struct sockaddr_in mysock_addr;
if(WSAStartup(sockVersion, &wsaData)!=0)
{
return -1;
}
printf("......Input local listen port!......\n");
scanf("%d", &local_port);
printf("......server listen......\n");
localtcpsocket = socket(AF_INET, SOCK_STREAM, 0);
if (INVALID_SOCKET == localtcpsocket)
{
printf("......invalid socket......\n");
return -1;
}
mysock_addr.sin_family = AF_INET;
mysock_addr.sin_port = htons(local_port);
mysock_addr.sin_addr.S_un.S_addr = htonl(INADDR_ANY);
if (SOCKET_ERROR == bind(localtcpsocket, (const struct sockaddr_in *)&mysock_addr, sizeof(mysock_addr)))
{
printf("bind error\n");
return -1;
}
if (listen(localtcpsocket, QUEUE_LEN) < 0)
{
printf("listen error\n");
return -1;
}
while (1)
{
char buffer[10240];
SOCKET recvsoc;
struct sockaddr_in peerTcp;
int len;
recvsoc = accept(localtcpsocket,(const struct sockaddr_in *)&peerTcp, &len);
if (recvsoc <= 0)
{
printf("accept error\n");
continue;
}
printf("peer %s is connect to you\n", inet_ntoa(peerTcp.sin_addr));
if ( recv(recvsoc, buffer, sizeof(buffer), 0) <= 0)
{
printf("recv error, maybe time exceed!\n");
}
else
{
printf("%s\n", buffer);
}
}
WSACleanup();
return 0;
}
#include <WinSock.h>
#include <stdio.h>
#include <stddef.h>
#pragma comment(lib,"ws2_32.lib")
#define QUEUE_LEN 100
void Response2Client(SOCKET socket, struct sockaddr_in peerTcp);
int main()
{
WSADATA wsaData;
WORD sockVersion=MAKEWORD(2,2);
int local_port;
SOCKET localtcpsocket;
struct sockaddr_in mysock_addr;
if(WSAStartup(sockVersion,&wsaData)!=0)
{
return -1;
}
printf("......Input local listen port!......\n");
scanf("%d",&local_port);
printf("......server listen......\n");
localtcpsocket = socket(AF_INET,SOCK_STREAM,0);
if (INVALID_SOCKET == localtcpsocket)
{
printf("......invalid socket......\n");
return -1;
}
mysock_addr.sin_family = AF_INET;
mysock_addr.sin_port = htons(local_port);
mysock_addr.sin_addr.S_un.S_addr = htonl(INADDR_ANY);
if ( SOCKET_ERROR == bind(localtcpsocket,(const struct sockaddr_in *)&mysock_addr,sizeof(mysock_addr)) )
{
printf("bind error\n");
return -1;
}
if (listen(localtcpsocket,QUEUE_LEN) < 0)
{
printf("listen error\n");
return -1;
}
while (1)
{
char buffer[10240];
SOCKET recvsoc;
struct sockaddr_in peerTcp;
int len;
recvsoc = accept(localtcpsocket,(const struct sockaddr_in *)&peerTcp,&len);
if (recvsoc <= 0)
{
printf("accept error\n");
continue;
}
if ( strcmp(inet_ntoa(peerTcp.sin_addr),"0.0.0.0"))
{
printf("peer %s is connect to you\n",inet_ntoa(peerTcp.sin_addr));
if ( recv(recvsoc,buffer,sizeof(buffer),0) <= 0)
{
printf("recv error,maybe time exceed!\n");
}
else
{
fprintf(stdout,"%s\n",buffer);
Response2Client(recvsoc, peerTcp);
}
}
}
WSACleanup();
return 0;
}
void Response2Client(SOCKET socket, struct sockaddr_in peerTcp)
{
char res[1024] = "HTTP/1.1 200 OK\r\nContent-Length:35\r\n\r\n<html><body>Hello wyj!<input type=\"submit\" value=\"send me inf\" size=\"20\"></body></html>";
send(socket,res,sizeof(res),0);
}
void getsize(char a[100])
{
printf("%d\n",sizeof(a));
return;
}
int main_test()
{
char ppp[]={0,0,0,0,0,0,0,0,0,0,0,0,3,'w','w','w',5,'b','a','i','d','u',3,'c','o','m',0,0,};
char *p = (char *)ppp + 12;
int temp = 0;
int first = 81;
while(*p != 0)
{
int i = 0;
if (!first)
{
printf(".");
}
temp = (int)*p;
p++;
for (;i<temp;i++)
{
printf("%c",p[i]);
}
p += temp;
first = 0;
}
return 0;
}
