<?php
ini_set
(
"memory_limit"
,
"50M"
);
ini_set
(
"max_execution_time"
,
"100"
);
$orgFile
=
'Fireworks8-chs.exe'
;
$cacheFileName
=
'vbcache'
;
function
cutFile(
$fileName
,
$block
) {
global
$cacheFileName
;
if
(!
file_exists
(
$fileName
))
return
false;
$num
= 1;
$file
=
fopen
(
$fileName
,
'rb'
);
while
(
$content
=
fread
(
$file
,
$block
)) {
$cacheFile
=
$cacheFileName
.
$num
++ .
'.dat'
;
$cfile
=
fopen
(
$cacheFile
,
'wb'
);
fwrite(
$cfile
,
$content
);
fclose(
$cfile
);
}
fclose(
$file
);
}
function
mergeFile(
$targetFile
) {
global
$cacheFileName
;
$num
= 1;
$file
=
fopen
(
$targetFile
,
'wb'
);
while
(
$num
> 0) {
$cacheFile
=
$cacheFileName
.
$num
++ .
'.dat'
;
if
(
file_exists
(
$cacheFile
)) {
$cfile
=
fopen
(
$cacheFile
,
'rb'
);
$content
=
fread
(
$cfile
,
filesize
(
$cacheFile
));
fclose(
$cfile
);
fwrite(
$file
,
$content
);
}
else
{
$num
= -1;
}
}
fclose(
$file
);
}
cutFile(
$orgFile
, 10 * pow(2,20));
mergeFile(
'ok.exe'
);
?>