FCIV使用说明

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FCIV：File Checksum Integrity Verifier,文件校验和完整性验证。

哈希码可以用来校验下载过程中是否发生丢包，文件是否发生损坏。

FCIV是微软提供的MD5/SHA1创建，校验工具。

下载：https://www.microsoft.com/en-sg/download/confirmation.aspx?id=11533

选择地址解压后就可以使用。

当安装到C盘根目录时，

C:\windows\system32>cd c:\fciv

c:\FCIV>fciv.exe C:\FCIV\ReadMe.txt
//
// File Checksum Integrity Verifier version 2.05.
//
79ac8d043dc8739f661c45cc33fc07ac c:\fciv\readme.txt

c:\FCIV>fciv.exe C:\FCIV\ReadMe.txt -sha1
//
// File Checksum Integrity Verifier version 2.05.
//
2fe398f1ebced166087362626241b95efeaab407 c:\fciv\readme.txt

默认产生md5码

Syntax:
Usage: fciv.exe [Commands] <Options>

Commands: ( Default -add )

-add <file | dir> : Compute hash and send to output (default screen).

                dir options:
                -r       : recursive.
                -type    : ex: -type *.exe.
                -exc file: list of directories that should not be computed.
                -wp      : Without full path name. ( Default store full path)
                -bp      : base path. The base path is removed from the path name of each entry

-list : List entries in the database.

-v : Verify hashes.
: Option: -bp basepath.

-? -h -help : Extended Help.

Options:
-md5 | -sha1 | -both : Specify hashtype, default md5.
-xml db : Specify database format and name.

To display the MD5 hash of a file, type fciv.exe filename

Compute hashes:
        fciv.exe c:\mydir\myfile.dll
        fciv.exe c:\ -r -exc exceptions.txt -sha1 -xml dbsha.xml
        fciv.exe c:\mydir -type *.exe
        fciv.exe c:\mydir -wp -both -xml db.xml

List hashes stored in database:
fciv.exe -list -sha1 -xml db.xml

Verifications:
fciv.exe -v -sha1 -xml db.xml
fciv.exe -v -bp c:\mydir -sha1 -xml db.xml

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