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-rw-r--r--crypto/Kconfig154
1 files changed, 122 insertions, 32 deletions
diff --git a/crypto/Kconfig b/crypto/Kconfig
index ba133d557045..1e2f39c21180 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -9,47 +9,71 @@ config CRYPTO
help
This option provides the core Cryptographic API.
+if CRYPTO
+
+config CRYPTO_ALGAPI
+ tristate
+ help
+ This option provides the API for cryptographic algorithms.
+
+config CRYPTO_BLKCIPHER
+ tristate
+ select CRYPTO_ALGAPI
+
+config CRYPTO_HASH
+ tristate
+ select CRYPTO_ALGAPI
+
+config CRYPTO_MANAGER
+ tristate "Cryptographic algorithm manager"
+ select CRYPTO_ALGAPI
+ default m
+ help
+ Create default cryptographic template instantiations such as
+ cbc(aes).
+
config CRYPTO_HMAC
- bool "HMAC support"
- depends on CRYPTO
+ tristate "HMAC support"
+ select CRYPTO_HASH
help
HMAC: Keyed-Hashing for Message Authentication (RFC2104).
This is required for IPSec.
config CRYPTO_NULL
tristate "Null algorithms"
- depends on CRYPTO
+ select CRYPTO_ALGAPI
help
These are 'Null' algorithms, used by IPsec, which do nothing.
config CRYPTO_MD4
tristate "MD4 digest algorithm"
- depends on CRYPTO
+ select CRYPTO_ALGAPI
help
MD4 message digest algorithm (RFC1320).
config CRYPTO_MD5
tristate "MD5 digest algorithm"
- depends on CRYPTO
+ select CRYPTO_ALGAPI
help
MD5 message digest algorithm (RFC1321).
config CRYPTO_SHA1
tristate "SHA1 digest algorithm"
- depends on CRYPTO
+ select CRYPTO_ALGAPI
help
SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
config CRYPTO_SHA1_S390
tristate "SHA1 digest algorithm (s390)"
- depends on CRYPTO && S390
+ depends on S390
+ select CRYPTO_ALGAPI
help
This is the s390 hardware accelerated implementation of the
SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
config CRYPTO_SHA256
tristate "SHA256 digest algorithm"
- depends on CRYPTO
+ select CRYPTO_ALGAPI
help
SHA256 secure hash standard (DFIPS 180-2).
@@ -58,7 +82,8 @@ config CRYPTO_SHA256
config CRYPTO_SHA256_S390
tristate "SHA256 digest algorithm (s390)"
- depends on CRYPTO && S390
+ depends on S390
+ select CRYPTO_ALGAPI
help
This is the s390 hardware accelerated implementation of the
SHA256 secure hash standard (DFIPS 180-2).
@@ -68,7 +93,7 @@ config CRYPTO_SHA256_S390
config CRYPTO_SHA512
tristate "SHA384 and SHA512 digest algorithms"
- depends on CRYPTO
+ select CRYPTO_ALGAPI
help
SHA512 secure hash standard (DFIPS 180-2).
@@ -80,7 +105,7 @@ config CRYPTO_SHA512
config CRYPTO_WP512
tristate "Whirlpool digest algorithms"
- depends on CRYPTO
+ select CRYPTO_ALGAPI
help
Whirlpool hash algorithm 512, 384 and 256-bit hashes
@@ -92,7 +117,7 @@ config CRYPTO_WP512
config CRYPTO_TGR192
tristate "Tiger digest algorithms"
- depends on CRYPTO
+ select CRYPTO_ALGAPI
help
Tiger hash algorithm 192, 160 and 128-bit hashes
@@ -103,21 +128,40 @@ config CRYPTO_TGR192
See also:
<http://www.cs.technion.ac.il/~biham/Reports/Tiger/>.
+config CRYPTO_ECB
+ tristate "ECB support"
+ select CRYPTO_BLKCIPHER
+ default m
+ help
+ ECB: Electronic CodeBook mode
+ This is the simplest block cipher algorithm. It simply encrypts
+ the input block by block.
+
+config CRYPTO_CBC
+ tristate "CBC support"
+ select CRYPTO_BLKCIPHER
+ default m
+ help
+ CBC: Cipher Block Chaining mode
+ This block cipher algorithm is required for IPSec.
+
config CRYPTO_DES
tristate "DES and Triple DES EDE cipher algorithms"
- depends on CRYPTO
+ select CRYPTO_ALGAPI
help
DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3).
config CRYPTO_DES_S390
tristate "DES and Triple DES cipher algorithms (s390)"
- depends on CRYPTO && S390
+ depends on S390
+ select CRYPTO_ALGAPI
+ select CRYPTO_BLKCIPHER
help
DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3).
config CRYPTO_BLOWFISH
tristate "Blowfish cipher algorithm"
- depends on CRYPTO
+ select CRYPTO_ALGAPI
help
Blowfish cipher algorithm, by Bruce Schneier.
@@ -130,7 +174,8 @@ config CRYPTO_BLOWFISH
config CRYPTO_TWOFISH
tristate "Twofish cipher algorithm"
- depends on CRYPTO
+ select CRYPTO_ALGAPI
+ select CRYPTO_TWOFISH_COMMON
help
Twofish cipher algorithm.
@@ -142,9 +187,47 @@ config CRYPTO_TWOFISH
See also:
<http://www.schneier.com/twofish.html>
+config CRYPTO_TWOFISH_COMMON
+ tristate
+ help
+ Common parts of the Twofish cipher algorithm shared by the
+ generic c and the assembler implementations.
+
+config CRYPTO_TWOFISH_586
+ tristate "Twofish cipher algorithms (i586)"
+ depends on (X86 || UML_X86) && !64BIT
+ select CRYPTO_ALGAPI
+ select CRYPTO_TWOFISH_COMMON
+ help
+ Twofish cipher algorithm.
+
+ Twofish was submitted as an AES (Advanced Encryption Standard)
+ candidate cipher by researchers at CounterPane Systems. It is a
+ 16 round block cipher supporting key sizes of 128, 192, and 256
+ bits.
+
+ See also:
+ <http://www.schneier.com/twofish.html>
+
+config CRYPTO_TWOFISH_X86_64
+ tristate "Twofish cipher algorithm (x86_64)"
+ depends on (X86 || UML_X86) && 64BIT
+ select CRYPTO_ALGAPI
+ select CRYPTO_TWOFISH_COMMON
+ help
+ Twofish cipher algorithm (x86_64).
+
+ Twofish was submitted as an AES (Advanced Encryption Standard)
+ candidate cipher by researchers at CounterPane Systems. It is a
+ 16 round block cipher supporting key sizes of 128, 192, and 256
+ bits.
+
+ See also:
+ <http://www.schneier.com/twofish.html>
+
config CRYPTO_SERPENT
tristate "Serpent cipher algorithm"
- depends on CRYPTO
+ select CRYPTO_ALGAPI
help
Serpent cipher algorithm, by Anderson, Biham & Knudsen.
@@ -157,7 +240,7 @@ config CRYPTO_SERPENT
config CRYPTO_AES
tristate "AES cipher algorithms"
- depends on CRYPTO
+ select CRYPTO_ALGAPI
help
AES cipher algorithms (FIPS-197). AES uses the Rijndael
algorithm.
@@ -177,7 +260,8 @@ config CRYPTO_AES
config CRYPTO_AES_586
tristate "AES cipher algorithms (i586)"
- depends on CRYPTO && ((X86 || UML_X86) && !64BIT)
+ depends on (X86 || UML_X86) && !64BIT
+ select CRYPTO_ALGAPI
help
AES cipher algorithms (FIPS-197). AES uses the Rijndael
algorithm.
@@ -197,7 +281,8 @@ config CRYPTO_AES_586
config CRYPTO_AES_X86_64
tristate "AES cipher algorithms (x86_64)"
- depends on CRYPTO && ((X86 || UML_X86) && 64BIT)
+ depends on (X86 || UML_X86) && 64BIT
+ select CRYPTO_ALGAPI
help
AES cipher algorithms (FIPS-197). AES uses the Rijndael
algorithm.
@@ -217,7 +302,9 @@ config CRYPTO_AES_X86_64
config CRYPTO_AES_S390
tristate "AES cipher algorithms (s390)"
- depends on CRYPTO && S390
+ depends on S390
+ select CRYPTO_ALGAPI
+ select CRYPTO_BLKCIPHER
help
This is the s390 hardware accelerated implementation of the
AES cipher algorithms (FIPS-197). AES uses the Rijndael
@@ -237,21 +324,21 @@ config CRYPTO_AES_S390
config CRYPTO_CAST5
tristate "CAST5 (CAST-128) cipher algorithm"
- depends on CRYPTO
+ select CRYPTO_ALGAPI
help
The CAST5 encryption algorithm (synonymous with CAST-128) is
described in RFC2144.
config CRYPTO_CAST6
tristate "CAST6 (CAST-256) cipher algorithm"
- depends on CRYPTO
+ select CRYPTO_ALGAPI
help
The CAST6 encryption algorithm (synonymous with CAST-256) is
described in RFC2612.
config CRYPTO_TEA
tristate "TEA, XTEA and XETA cipher algorithms"
- depends on CRYPTO
+ select CRYPTO_ALGAPI
help
TEA cipher algorithm.
@@ -268,7 +355,7 @@ config CRYPTO_TEA
config CRYPTO_ARC4
tristate "ARC4 cipher algorithm"
- depends on CRYPTO
+ select CRYPTO_ALGAPI
help
ARC4 cipher algorithm.
@@ -279,7 +366,7 @@ config CRYPTO_ARC4
config CRYPTO_KHAZAD
tristate "Khazad cipher algorithm"
- depends on CRYPTO
+ select CRYPTO_ALGAPI
help
Khazad cipher algorithm.
@@ -292,7 +379,7 @@ config CRYPTO_KHAZAD
config CRYPTO_ANUBIS
tristate "Anubis cipher algorithm"
- depends on CRYPTO
+ select CRYPTO_ALGAPI
help
Anubis cipher algorithm.
@@ -307,7 +394,7 @@ config CRYPTO_ANUBIS
config CRYPTO_DEFLATE
tristate "Deflate compression algorithm"
- depends on CRYPTO
+ select CRYPTO_ALGAPI
select ZLIB_INFLATE
select ZLIB_DEFLATE
help
@@ -318,7 +405,7 @@ config CRYPTO_DEFLATE
config CRYPTO_MICHAEL_MIC
tristate "Michael MIC keyed digest algorithm"
- depends on CRYPTO
+ select CRYPTO_ALGAPI
help
Michael MIC is used for message integrity protection in TKIP
(IEEE 802.11i). This algorithm is required for TKIP, but it
@@ -327,7 +414,7 @@ config CRYPTO_MICHAEL_MIC
config CRYPTO_CRC32C
tristate "CRC32c CRC algorithm"
- depends on CRYPTO
+ select CRYPTO_ALGAPI
select LIBCRC32C
help
Castagnoli, et al Cyclic Redundancy-Check Algorithm. Used
@@ -337,10 +424,13 @@ config CRYPTO_CRC32C
config CRYPTO_TEST
tristate "Testing module"
- depends on CRYPTO && m
+ depends on m
+ select CRYPTO_ALGAPI
help
Quick & dirty crypto test module.
source "drivers/crypto/Kconfig"
-endmenu
+endif # if CRYPTO
+
+endmenu