package/libs/wolfssl/preinst.arm-ce

   1 #!/bin/sh
   2 exec >&2
   3 printf "[libwolfssl-cpu-crypto] Checking for Arm v8-A Cryptographic Extension support: "
   4 if [ -n "${IPKG_INSTROOT}" ]; then
   5     printf "...[offline]... "
   6     eval "$(grep '^DISTRIB_TARGET=' "${IPKG_INSTROOT}/etc/openwrt_release")"
   7     ### @@WOLFSSL_NOASM_REGEX@@ is expanded from WOLFSSL_NOASM_REGEX in the Makefile
   8     echo "${DISTRIB_TARGET}" | grep '@@WOLFSSL_NOASM_REGEX@@' > /dev/null && {
   9         echo "not supported"
  10         echo "Error: Target ${DISTRIB_TARGET} does not support Arm Cryptographic Extension."
  11         echo "Install the regular libwolfssl package instead of libwolfssl-cpu-crypto."
  12         exit 1
  13     }
  14 else
  15     grep -q '^Features.*\baes\b' /proc/cpuinfo || {
  16         echo "not supported"
  17         echo "Error: Arm v8-A Cryptographic Extension not supported."
  18         echo "Install the regular libwolfssl package instead of libwolfssl-cpu-crypto."
  19         echo "Contents of /proc/cpuinfo:"
  20         cat /proc/cpuinfo
  21         exit 1
  22     }
  23 fi
  24 echo OK
  25 exit 0