#include?
#include?
#include?
#include?
#include?
#include?
#include?

#include?
#include?
#include?
#include?

#include?
#include?

int?PtTcpSnd（int?sockfd?char?*buffer?int?length）
{
??int??len;
??int??totalcnt;?????
??totalcnt?=?0;
??
??printf（“Now?Send?Socket[%d]...“sockfd）;
??while（totalcnt???{
????len?=?write（sockfd?buffer?+?totalcnt?length?-?totalcnt）;
????printf（“Send?Socket?len[%d]“l(fā)en）;
????if?（len?????{
??????if?（errno?==?EINTR）?
??????{
????????len?=?0;
????????break;
??????}
??????else
????????return（-1）;
????}
????else?if?（len?==?0）
??????break;

????totalcnt?=?totalcnt?+?len;
??}

???return（totalcnt）;
}


int?main（）
{
int?cfd;
???
struct?sockaddr_in?s_add;
unsigned?short?portnum=12306;?
printf（“Hellowelcome?to?client?!\r\n“）;

cfd?=?socket（AF_INET?SOCK_STREAM?0）;
if（-1?==?cfd）
{
????printf（“socket?fail?!?\r\n“）;
????return?-1;
}
printf（“socket?ok?!\r\n“）;

bzero（&s_addsizeof（struct?sockaddr_in））;
s_add.sin_family=AF_INET;
s_add.sin_addr.s_addr=?inet_addr（“127.0.0.1“）;
s_add.sin_port=htons（portnum）;


if（-1?==?connect（cfd（struct?sockaddr?*）（&s_add）?sizeof（struct?sockaddr）））
{
????printf（“connect?fail?!\r\n“）;
????return?-1;
}
printf（“connect?ok?!\r\n“）;

FILE?*fp?=?fopen（“qr.jpg“?“rb“）;
??
??if?（fp?==?NULL）?
??{
??????fprintf（stderr?“cannot?open?image?file\n“）;????
??????exit（1）;
??}
??????
??fseek（fp?0?SEEK_END）;
??
??if?（ferror（fp））?{
??????
??????fprintf（stderr?“fseek（）?failed\n“）;
??????int?r?=?fclose（fp）;

??????if?（r?==?EOF）?{
??????????fprintf（stderr?“cannot?close?file?handler\n“）;??????????
??????}????
??????
??????exit（1）;
??}??
??
??int?flen?=?ftell（fp）;
??
??if?（flen?==?-1）?{
??????
??????perror（“error?occurred“）;
??????int?r?=?fclose（fp）;

??????if?（r?==?EOF）?{
??????????fprintf（stderr?“cannot?close?file?handler\n“）;
??????}
??????
??????exit（1）;??????
??}
??
??fseek（fp?0?SEEK_SET）;
??
??if?（ferror（fp））?{
??????
??????fprintf（stderr?“fseek（）?failed\n“）;
??????int?r?=?fclose（fp）;

??????if?（r?==?EOF）?{
??????????fprintf（stderr?“cannot?close?file?handler\n“）;
??????}????
??????
??????exit（1）;
??}

??char?data[flen+1];

??int?size?=?fread（data?1?flen?fp）;
??
??if?（ferror（fp））?{
??????
??????fprintf（stderr?“fread（）?failed\n“）;
??????int?r?=?fclose（fp）;

??????if?（r?==?EOF）?{
??????????fprintf（stderr?“cannot?close?file?handler\n“）;
??????}
??????
??????exit（1）;??????
??}
??
??int?r?=?fclose（fp）;

??if?（r?==?EOF）?{
??????fprintf（stderr?“cannot?close?file?handler\n“）;
??}?
??printf（“%d\n?[%#x]\n“?size?data）;
if?（PtTcpSnd（cfd?data?size）?printf（“sending?on?stream?socket“）;???
close（cfd）;???
exit（0）;???
}??

close（cfd）;
return?0;
}

?屬性????????????大小?????日期????時(shí)間???名稱(chēng)
-----------?---------??----------?-----??----

?????文件???????2905??2015-05-22?09:07??imserver.c

?????文件????????348??2015-05-22?09:07??makefile

?????文件???????2957??2015-05-22?09:07??imclient.c

-----------?---------??----------?-----??----

?????????????????6210????????????????????3