Revamp hmac_nif()
Revamp hmac_nif()

* Add error handling for all Erlang calls.
* Add sanity check via bounds checking

mikpe/otp,erlang/otp,isvilen/otp,emacsmirror/erlang,aboroska/otp,g-andrade/otp,dgud/otp,g-andrade/otp,electricimp/otp,aboroska/otp,kvakvs/otp,erlang/otp,legoscia/otp,emacsmirror/erlang,jj1bdx/otp,bjorng/otp,emacsmirror/erlang,emacsmirror/erlang,potatosalad/otp,uabboli/otp,aboroska/otp,bjorng/otp,erlang/otp,jj1bdx/otp,g-andrade/otp,bjorng/otp,rlipscombe/otp,isvilen/otp,RoadRunnr/otp,getong/otp,erlang/otp,getong/otp,ferd/otp,aboroska/otp,dumbbell/otp,legoscia/otp,rlipscombe/otp,aboroska/otp,legoscia/otp,rlipscombe/otp,RoadRunnr/otp,getong/otp,vladdu/otp,rlipscombe/otp,aboroska/otp,g-andrade/otp,ferd/otp,potatosalad/otp,jj1bdx/otp,dumbbell/otp,uabboli/otp,uabboli/otp,vinoski/otp,vinoski/otp,bsmr-erlang/otp,vladdu/otp,rlipscombe/otp,vinoski/otp,emacsmirror/erlang,emacsmirror/erlang,bjorng/otp,g-andrade/otp,bsmr-erlang/otp,RoadRunnr/otp,RoadRunnr/otp,lrascao/otp,ferd/otp,vinoski/otp,dgud/otp,electricimp/otp,kvakvs/otp,RoadRunnr/otp,potatosalad/otp,vladdu/otp,dumbbell/otp,potatosalad/otp,emacsmirror/erlang,ferd/otp,jj1bdx/otp,getong/otp,dgud/otp,dgud/otp,isvilen/otp,dumbbell/otp,mikpe/otp,vladdu/otp,mikpe/otp,emacsmirror/erlang,ferd/otp,bsmr-erlang/otp,isvilen/otp,uabboli/otp,bjorng/otp,uabboli/otp,dumbbell/otp,RoadRunnr/otp,isvilen/otp,jj1bdx/otp,getong/otp,emacsmirror/erlang,getong/otp,erlang/otp,lrascao/otp,rlipscombe/otp,isvilen/otp,potatosalad/otp,RoadRunnr/otp,isvilen/otp,g-andrade/otp,erlang/otp,bsmr-erlang/otp,potatosalad/otp,mikpe/otp,kvakvs/otp,legoscia/otp,vinoski/otp,g-andrade/otp,aboroska/otp,vladdu/otp,uabboli/otp,getong/otp,isvilen/otp,dumbbell/otp,vladdu/otp,electricimp/otp,mikpe/otp,uabboli/otp,rlipscombe/otp,dgud/otp,lrascao/otp,getong/otp,ferd/otp,bjorng/otp,mikpe/otp,electricimp/otp,bsmr-erlang/otp,aboroska/otp,electricimp/otp,bjorng/otp,aboroska/otp,jj1bdx/otp,dumbbell/otp,lrascao/otp,lrascao/otp,dgud/otp,legoscia/otp,dumbbell/otp,kvakvs/otp,jj1bdx/otp,getong/otp,electricimp/otp,g-andrade/otp,g-andrade/otp,legoscia/otp,electricimp/otp,mikpe/otp,mikpe/otp,potatosalad/otp,kvakvs/otp,lrascao/otp,vinoski/otp,legoscia/otp,vinoski/otp,RoadRunnr/otp,erlang/otp,jj1bdx/otp,vladdu/otp,ferd/otp,RoadRunnr/otp,vinoski/otp,ferd/otp,lrascao/otp,rlipscombe/otp,g-andrade/otp,isvilen/otp,mikpe/otp,kvakvs/otp,dumbbell/otp,vinoski/otp,mikpe/otp,ferd/otp,potatosalad/otp,legoscia/otp,dgud/otp,kvakvs/otp,legoscia/otp,potatosalad/otp,isvilen/otp,uabboli/otp,rlipscombe/otp,kvakvs/otp,kvakvs/otp,dgud/otp,dumbbell/otp,electricimp/otp,potatosalad/otp,dgud/otp,vinoski/otp,vladdu/otp,lrascao/otp,jj1bdx/otp,getong/otp,lrascao/otp,emacsmirror/erlang,uabboli/otp,bsmr-erlang/otp,erlang/otp,dgud/otp,bsmr-erlang/otp,bjorng/otp,rlipscombe/otp,bjorng/otp,jj1bdx/otp,bjorng/otp,bsmr-erlang/otp,vladdu/otp,electricimp/otp,erlang/otp,erlang/otp,bsmr-erlang/otp