#! /bin/sh

if [ -z "$srcdir" ] ; then
  srcdir=`pwd`
fi

data="$srcdir/nettle-benchmark.c"

if [ -x rsa-verify ] ; then
  ./rsa-sign testkey < "$data" > testsignature \
    && ./rsa-verify testkey.pub testsignature < "$data" \
    || exit 1;
  
  # Try modifying the data
  sed s/128/129/ < "$data" >testdata

  if ./rsa-verify testkey.pub testsignature < testdata 2>/dev/null; then
    exit 1
  fi
  
  # Try modifying the signature
  sed s/1/2/ <testsignature > testsignature2
  if ./rsa-verify testkey.pub testsignature2 < "$data" 2>/dev/null; then
    exit 1;
  fi
  exit 0
else
  exit 77
fi
