A way to compute crc checksum cross platform. without using any third party tool
cksum works on Linux, AIX, HP-UX Itanium, Solaris
%cksum run.sh 1491301976 652 run.sh
In windows you can use CertUtil
CertUtil -hashfile C:\myFile.txt MD5
It supports: MD2, MD4, MD5, SHA1, SHA256, SHA384, SHA512 and default to SHA1. Unfortunately no CRC32 as Unix shell does.
Here is a link if you want to find out more https://technet.microsoft.com/en-us/library/cc732443.aspx#BKMK_menu
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