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Strongswan: enable rdrand and aes-ni only on X86

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Strongswan fails to compile on armv7l-linux with `--enable-aesni` and  `--enable-rdrand` enabled. Errors are thrown about impossible constraints in asm (`--enable-rdrand`) or about gcc getting unknown command line parameters about aes (`--enable-aesni`). The options only makes sense on X86_64 processors.

The rdrand plugin is designed for Ivy Bridge processors:

> High quality / high performance random source using the Intel rdrand instruction found on Ivy Bridge processors

The aes-ni plugin also only exists on X86 processors (which have the AES instruction set)

Tested with a local override. The change triggers a (successful) rebuild on my X86_64 system. On armv7-linux this change fixes build errors.

See: 
https://wiki.strongswan.org/issues/337
This commit is contained in:
Falco Peijnenburg 2016-12-31 14:26:17 +01:00 committed by GitHub
parent da34b32bb4
commit 9c61571f1a
1 changed files with 3 additions and 2 deletions
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5
pkgs/tools/networking/strongswan/default.nix
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@ -37,8 +37,9 @@ stdenv.mkDerivation rec {
"--enable-eap-mschapv2" "--enable-xauth-eap" "--enable-ext-auth"
"--enable-forecast" "--enable-connmark" "--enable-acert"
"--enable-pkcs11" "--enable-eap-sim-pcsc" "--enable-dnscert" "--enable-unbound"
"--enable-aesni" "--enable-af-alg" "--enable-rdrand" ]
++ stdenv.lib.optional (stdenv.system == "i686-linux") "--enable-padlock"
"--enable-af-alg" ]
++ stdenv.lib.optional stdenv.isx86_64 [ "--enable-aesni" "--enable-rdrand" ]
++ stdenv.lib.optional (stdenv.system == "i686-linux") "--enable-padlock"
++ stdenv.lib.optionals enableTNC [
"--disable-gmp" "--disable-aes" "--disable-md5" "--disable-sha1" "--disable-sha2" "--disable-fips-prf"
"--enable-curl" "--enable-openssl"