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authorallanjude <allanjude@FreeBSD.org>2016-05-29 01:15:36 +0000
committerallanjude <allanjude@FreeBSD.org>2016-05-29 01:15:36 +0000
commit6d6e6f6722577f2c5b8b789caf3c9d484c010f05 (patch)
tree59f55ee6a0d920a0aada43db03458cad3bea0e3f /lib/libcrypt
parent7a3ab2fa78cc54e513671d181b33cbce79c453cf (diff)
parent8aa87eff837e633b6d5393c4ae6dbb378606bce7 (diff)
downloadFreeBSD-src-6d6e6f6722577f2c5b8b789caf3c9d484c010f05.zip
FreeBSD-src-6d6e6f6722577f2c5b8b789caf3c9d484c010f05.tar.gz
Import the skein hashing algorithm, based on the threefish block cipher
Connect it to userland (libmd, libcrypt, sbin/md5) and kernel (crypto.ko) Support for skein as a ZFS checksum algorithm was introduced in r289422 but is disconnected because FreeBSD lacked a Skein implementation. A further commit will enable it in ZFS. Reviewed by: cem Sponsored by: ScaleEngine Inc. Differential Revision: https://reviews.freebsd.org/D6166
Diffstat (limited to 'lib/libcrypt')
-rw-r--r--lib/libcrypt/Makefile20
1 files changed, 16 insertions, 4 deletions
diff --git a/lib/libcrypt/Makefile b/lib/libcrypt/Makefile
index 3b982a3..2a59b3b 100644
--- a/lib/libcrypt/Makefile
+++ b/lib/libcrypt/Makefile
@@ -10,16 +10,25 @@ SHLIBDIR?= /lib
SHLIB_MAJOR= 5
LIB= crypt
-.PATH: ${.CURDIR}/../libmd ${.CURDIR}/../../sys/crypto/sha2
+.PATH: ${.CURDIR}/../libmd ${.CURDIR}/../../sys/crypto/sha2 ${.CURDIR}/../../sys/crypto/skein
SRCS= crypt.c misc.c \
crypt-md5.c md5c.c \
crypt-nthash.c md4c.c \
crypt-sha256.c sha256c.c \
- crypt-sha512.c sha512c.c
+ crypt-sha512.c sha512c.c \
+ skein.c skein_block.c
MAN= crypt.3
MLINKS= crypt.3 crypt_get_format.3 crypt.3 crypt_set_format.3
CFLAGS+= -I${.CURDIR}/../libmd -I${.CURDIR}/../libutil \
- -I${.CURDIR}/../../sys/crypto/sha2
+ -I${.CURDIR}/../../sys/crypto/sha2 -I${.CURDIR}/../../sys/crypto/skein
+
+# Use assembly optimized skein if available
+.if exists(${MACHINE_ARCH}/skein_block_asm.s)
+.PATH: ${.CURDIR}/../../sys/crypto/skein/${MACHINE_ARCH}
+SRCS += skein_block_asm.s
+CFLAGS += -DSKEIN_ASM -DSKEIN_USE_ASM=1792 # list of block functions to replace with assembly: 256+512+1024 = 1792
+ACFLAGS += -DELF -Wa,--noexecstack
+.endif
# Pull in the strong crypto, if it is present.
.if exists(${.CURDIR}/../../secure/lib/libcrypt) && ${MK_CRYPT} != "no"
@@ -34,7 +43,10 @@ CFLAGS+= -I${.CURDIR} -DHAS_DES -DHAS_BLOWFISH
SHA512_224_Init SHA512_224_Final SHA512_224_Update \
SHA512_256_Init SHA512_256_Final SHA512_256_Update \
SHA384_Init SHA384_Final SHA384_Update \
- SHA512_Init SHA512_Final SHA512_Update
+ SHA512_Init SHA512_Final SHA512_Update \
+ SKEIN256_Init SKEIN256_Final SKEIN256_Update \
+ SKEIN512_Init SKEIN512_Final SKEIN512_Update \
+ SKEIN1024_Init SKEIN1024_Final SKEIN1024_Update
CFLAGS+= -D${sym}=__${sym}
.endfor
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