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[CRYPTO]: Fix XTEA implementation

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The XTEA implementation was incorrect due to a misinterpretation of
operator precedence.  Because of the wide-spread nature of this
error, the erroneous implementation will be kept, albeit under the
new name of XETA.

Signed-off-by: Aaron Grothe <ajgrothe@yahoo.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Aaron Grothe
2005-09-01 17:42:46 -07:00
committed by David S. Miller
parent 75c80c382f
commit fb4f10ed50
5 changed files with 207 additions and 29 deletions
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crypto/Kconfig
+4 -1
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@@ -219,7 +219,7 @@ config CRYPTO_CAST6
described in RFC2612.
config CRYPTO_TEA
tristate "TEA and XTEA cipher algorithms"
tristate "TEA, XTEA and XETA cipher algorithms"
depends on CRYPTO
help
TEA cipher algorithm.
@@ -232,6 +232,9 @@ config CRYPTO_TEA
the TEA algorithm to address a potential key weakness
in the TEA algorithm.
Xtendend Encryption Tiny Algorithm is a mis-implementation
of the XTEA algorithm for compatibility purposes.
config CRYPTO_ARC4
tristate "ARC4 cipher algorithm"
depends on CRYPTO