X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/86724c17c9914f495e2a7df729d4fe65a9746d82..d0168f2f4919562e94b22215a182622bca2e2785:/client/lualibs/utils.lua?ds=sidebyside

diff --git a/client/lualibs/utils.lua b/client/lualibs/utils.lua
index a968fde2..592d0477 100644
--- a/client/lualibs/utils.lua
+++ b/client/lualibs/utils.lua
@@ -99,6 +99,32 @@ local Utils =
 		end
 		return nil
 	end,
+
+	------------ SHA1 hash
+	-- Takes a string and calculates a SHA1 hash
+	Sha1 = function(s)
+		if s == nil then return nil end
+		if #s == 0 then return nil end
+		if  type(s) == 'string' then
+			local utils = require('utils')
+			--local asc = utils.ConvertHexToAscii(s)
+			local hash = core.sha1(s)
+			return hash
+		end
+		return nil
+	end,
+	-- Takes a hex string and calculates a SHA1 hash
+	Sha1Hex = function(s)
+		if s == nil then return nil end
+		if #s == 0 then return nil end
+		if  type(s) == 'string' then
+			local utils = require('utils')
+			local asc = utils.ConvertHexToAscii(s)
+			local hash = core.sha1(asc)
+			return hash
+		end
+		return nil
+	end,
 	
 	
 	-- input parameter is a string
@@ -288,4 +314,4 @@ local Utils =
 -- end
 
 }
-return Utils
\ No newline at end of file
+return Utils