[NTG-context] SHA512 for LuaTeX-5.2

Pablo Rodriguez oinos at gmx.es
Mon Jul 23 18:04:25 CEST 2018


On 07/23/2018 05:42 PM, Hans Hagen wrote:
> On 7/23/2018 4:51 PM, Pablo Rodriguez wrote:
>> On 07/22/2018 10:56 PM, Hans Hagen wrote:
>>> why not use
>>>
>>> utilities.sha2.hash512(str)
>>
>> Many thanks for your reply, Hans.
>>
>>      \starttext
>>      \def\hashfive#1{\ctxlua{context(utilities.sha2.hash512("#1"))}}
>>      \hashfive{a}
>>      \stoptext
>>
>> ConTeXt complains:
>>
>>      [ctxlua]:1: attempt to index field 'sha2' (a nil value)
>>
>> What am I doing wrong?
> 
> require("util-sha")

Many thanks for your reply, Hans.

It works like a charm.

Would it be possible to use the function to hash external binary files?

Many thanks for your help,

Pablo
-- 
http://www.ousia.tk


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