#include <stdio.h>
#include
<stdlib.h>
#include <string.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#define HTTPPORT 80
char* head =
"GET /u2/76292/ HTTP/1.1\r\n"
"Accept: */*\r\n"
"Accept-Language: zh-cn\r\n"
"Accept-Encoding: gzip, deflate\r\n"
"User-Agent: Mozilla/4.0 (compatible;
MSIE 6.0; Windows NT 5.1; SV1; CIBA; TheWorld)\r\n"
"Host:blog.chinaunix.net\r\n"
"Connection: Keep-Alive\r\n\r\n";
int connect_URL(char *domain,int port)
{
int
sock;
struct hostent *
host;
struct sockaddr_in server;
host =
gethostbyname(domain);
if (host == NULL)
{
printf("gethostbyname error\n");
return
-2;
}
// printf("HostName:
%s\n",host->h_name);
// printf("IP Address: %s\n",inet_ntoa(*((struct in_addr
*)host->h_addr)));
sock = socket(AF_INET,SOCK_STREAM,0);
if (sock
< 0)
{
printf("invalid socket\n");
return -1;
}
memset(&server,0,sizeof(struct sockaddr_in));
memcpy(&server.sin_addr,host->h_addr_list[0],host->h_length);
server.sin_family = AF_INET;
server.sin_port = htons(port);
return (connect(sock,(struct sockaddr *)&server,sizeof(struct sockaddr)) <0) ? -1 : sock;
}
int main()
{
int
sock;
char buf[100];
char *domain
= "blog.chinaunix.net";
fp = fopen("test.txt","rb");
if(NULL == fp){
printf("can't open stockcode file!\n");
return
-1;
}
sock
= connect_URL(domain,HTTPPORT);
if (sock
<0){
printf("connetc err\n");
return
-1;
}
send(sock,head,strlen(head),0);
while(1)
{
if((recv(sock,buf,100,0))<1)
break;
fprintf(fp,"%s",bufp); //save http data
}
fclose(fp);
close(sock);
printf("bye!\n");
return 0;
}
我這里是保存數(shù)據(jù)到本地硬盤 可以在這個(gè)的基礎(chǔ)上修改,head頭的定義可以自己使用wireshark抓包來看
from:
http://blog.chinaunix.net/u2/76292/showart.php?id=2123108
posted on 2010-06-27 23:13
chatler 閱讀(2820)
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