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samba-mirror/lib/crypto/wscript_configure
Jeremy Allison 5f87a05aa3 lib: crypto: Add the ability to select Intel AESNI instruction set at configure time.
Add --accel-aes=[none|intelaesni] to select.
Default is none.

BUG: https://bugzilla.samba.org/show_bug.cgi?id=13008

Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>
2017-09-07 02:01:08 +02:00

29 lines
1.1 KiB
Python

#!/usr/bin/env python
import Options
import Utils
if not conf.CHECK_FUNCS_IN('MD5Init', 'bsd', headers='bsd/md5.h',
checklibc=True):
conf.CHECK_FUNCS_IN('MD5Init', 'md5', headers='sys/md5.h',
checklibc=True)
conf.CHECK_FUNCS_IN('MD5Init', 'md', headers='sys/md5.h',
checklibc=True)
conf.CHECK_FUNCS_IN('CC_MD5_Init', '', headers='CommonCrypto/CommonDigest.h',
checklibc=True)
if conf.CHECK_FUNCS('SHA1_Update'):
conf.DEFINE('SHA1_RENAME_NEEDED', 1)
if conf.CHECK_FUNCS('SHA256_Update'):
conf.DEFINE('SHA256_RENAME_NEEDED', 1)
if conf.CHECK_FUNCS('SHA512_Update'):
conf.DEFINE('SHA512_RENAME_NEEDED', 1)
#
# --aes-accel=XXX selects accelerated AES crypto library to use, if any.
# Default is none.
#
if Options.options.accel_aes.lower() == "intelaesni":
print("Attempting to compile with runtime-switchable x86_64 Intel AES instructions. WARNING - this is temporary.")
elif Options.options.accel_aes.lower() != "none":
raise Utils.WafError('--aes-accel=%s is not a valid option. Valid options are [none|intelaesni]' % Options.options.accel_aes)