redhat man page for sha1

sha1(n) 							     sha1 hash								   sha1(n)

NAME
       sha1 - Perform sha1 hashing

SYNOPSIS
       package require Tcl 8.2

       package require sha1 ?1.0.2?

       ::sha1::sha1 msg

       ::sha1::hmac key text

DESCRIPTION
       This package provides commands to compute a SHA1 digests of arbitrary messages.

COMMANDS
       ::sha1::sha1 msg
	      The command takes a message and returns the SHA1 digest of this message as a hexadecimal string.

       ::sha1::hmac key text
	      The command takes a key string and a text and returns the hmac of the

EXAMPLES
       % sha1::sha1 "hello world"
       2aae6c35c94fcfb415dbe95f408b9ce91ee846ed

       % sha1::hmac "our little secret" "hello world"
       a7ed9d62819b9788e22171d9108a00c370104526

KEYWORDS
       sha1, hashing, security

sha1								       1.0.2								   sha1(n)