! Copyright (C) 2008 Doug Coleman.
! See http://factorcode.org/license.txt for BSD license.
-USING: accessors arrays checksums checksums.common
-checksums.stream combinators combinators.smart fry grouping
-io.binary kernel literals locals math math.bitwise math.ranges
-sequences sequences.generalizations sequences.private ;
+USING: accessors alien.c-types checksums checksums.common
+combinators combinators.smart endian grouping kernel
+kernel.private literals math math.bitwise ranges
+sequences sequences.generalizations sequences.private
+specialized-arrays ;
+SPECIALIZED-ARRAY: uint
+SPECIALIZED-ARRAY: ulong
IN: checksums.sha
+MIXIN: sha
+INSTANCE: sha block-checksum
+
SINGLETON: sha1
-INSTANCE: sha1 stream-checksum
+INSTANCE: sha1 sha
SINGLETON: sha-224
SINGLETON: sha-256
-INSTANCE: sha-224 stream-checksum
-INSTANCE: sha-256 stream-checksum
+INSTANCE: sha-224 sha
+INSTANCE: sha-256 sha
+
+<PRIVATE
-TUPLE: sha1-state < checksum-state
-{ K array }
-{ H array }
-{ W array }
+TUPLE: sha1-state < block-checksum-state
+{ K uint-array }
+{ H uint-array }
+{ W uint-array }
{ word-size fixnum } ;
CONSTANT: initial-H-sha1
- {
+ uint-array{
0x67452301
0xefcdab89
0x98badcfe
20 0x5a827999 <repetition>
20 0x6ed9eba1 <repetition>
20 0x8f1bbcdc <repetition>
- 20 0xca62c1d6 <repetition>
- 4 { } nappend-as
+ 20 0xca62c1d6 <repetition>
+ 4 uint-array{ } nappend-as
]
-TUPLE: sha2-state < checksum-state
-{ K array }
-{ H array }
+TUPLE: sha2-state < block-checksum-state
+{ K uint-array }
+{ H uint-array }
{ word-size fixnum } ;
TUPLE: sha2-short < sha2-state ;
[ clone ] change-H
[ clone ] change-K ;
-<PRIVATE
-
CONSTANT: a 0
CONSTANT: b 1
CONSTANT: c 2
CONSTANT: h 7
CONSTANT: initial-H-224
- {
+ uint-array{
0xc1059ed8 0x367cd507 0x3070dd17 0xf70e5939
0xffc00b31 0x68581511 0x64f98fa7 0xbefa4fa4
}
CONSTANT: initial-H-256
- {
+ uint-array{
0x6a09e667 0xbb67ae85 0x3c6ef372 0xa54ff53a
0x510e527f 0x9b05688c 0x1f83d9ab 0x5be0cd19
}
CONSTANT: initial-H-384
- {
+ ulong-array{
0xcbbb9d5dc1059ed8
0x629a292a367cd507
0x9159015a3070dd17
}
CONSTANT: initial-H-512
- {
+ ulong-array{
0x6a09e667f3bcc908
0xbb67ae8584caa73b
0x3c6ef372fe94f82b
}
CONSTANT: K-256
- {
+ uint-array{
0x428a2f98 0x71374491 0xb5c0fbcf 0xe9b5dba5
0x3956c25b 0x59f111f1 0x923f82a4 0xab1c5ed5
0xd807aa98 0x12835b01 0x243185be 0x550c7dc3
}
CONSTANT: K-384
- {
-
- 0x428a2f98d728ae22 0x7137449123ef65cd 0xb5c0fbcfec4d3b2f 0xe9b5dba58189dbbc
- 0x3956c25bf348b538 0x59f111f1b605d019 0x923f82a4af194f9b 0xab1c5ed5da6d8118
+ ulong-array{
+ 0x428a2f98d728ae22 0x7137449123ef65cd 0xb5c0fbcfec4d3b2f 0xe9b5dba58189dbbc
+ 0x3956c25bf348b538 0x59f111f1b605d019 0x923f82a4af194f9b 0xab1c5ed5da6d8118
0xd807aa98a3030242 0x12835b0145706fbe 0x243185be4ee4b28c 0x550c7dc3d5ffb4e2
- 0x72be5d74f27b896f 0x80deb1fe3b1696b1 0x9bdc06a725c71235 0xc19bf174cf692694
- 0xe49b69c19ef14ad2 0xefbe4786384f25e3 0x0fc19dc68b8cd5b5 0x240ca1cc77ac9c65
- 0x2de92c6f592b0275 0x4a7484aa6ea6e483 0x5cb0a9dcbd41fbd4 0x76f988da831153b5
- 0x983e5152ee66dfab 0xa831c66d2db43210 0xb00327c898fb213f 0xbf597fc7beef0ee4
- 0xc6e00bf33da88fc2 0xd5a79147930aa725 0x06ca6351e003826f 0x142929670a0e6e70
- 0x27b70a8546d22ffc 0x2e1b21385c26c926 0x4d2c6dfc5ac42aed 0x53380d139d95b3df
- 0x650a73548baf63de 0x766a0abb3c77b2a8 0x81c2c92e47edaee6 0x92722c851482353b
- 0xa2bfe8a14cf10364 0xa81a664bbc423001 0xc24b8b70d0f89791 0xc76c51a30654be30
- 0xd192e819d6ef5218 0xd69906245565a910 0xf40e35855771202a 0x106aa07032bbd1b8
- 0x19a4c116b8d2d0c8 0x1e376c085141ab53 0x2748774cdf8eeb99 0x34b0bcb5e19b48a8
- 0x391c0cb3c5c95a63 0x4ed8aa4ae3418acb 0x5b9cca4f7763e373 0x682e6ff3d6b2b8a3
- 0x748f82ee5defb2fc 0x78a5636f43172f60 0x84c87814a1f0ab72 0x8cc702081a6439ec
- 0x90befffa23631e28 0xa4506cebde82bde9 0xbef9a3f7b2c67915 0xc67178f2e372532b
- 0xca273eceea26619c 0xd186b8c721c0c207 0xeada7dd6cde0eb1e 0xf57d4f7fee6ed178
- 0x06f067aa72176fba 0x0a637dc5a2c898a6 0x113f9804bef90dae 0x1b710b35131c471b
- 0x28db77f523047d84 0x32caab7b40c72493 0x3c9ebe0a15c9bebc 0x431d67c49c100d4c
+ 0x72be5d74f27b896f 0x80deb1fe3b1696b1 0x9bdc06a725c71235 0xc19bf174cf692694
+ 0xe49b69c19ef14ad2 0xefbe4786384f25e3 0x0fc19dc68b8cd5b5 0x240ca1cc77ac9c65
+ 0x2de92c6f592b0275 0x4a7484aa6ea6e483 0x5cb0a9dcbd41fbd4 0x76f988da831153b5
+ 0x983e5152ee66dfab 0xa831c66d2db43210 0xb00327c898fb213f 0xbf597fc7beef0ee4
+ 0xc6e00bf33da88fc2 0xd5a79147930aa725 0x06ca6351e003826f 0x142929670a0e6e70
+ 0x27b70a8546d22ffc 0x2e1b21385c26c926 0x4d2c6dfc5ac42aed 0x53380d139d95b3df
+ 0x650a73548baf63de 0x766a0abb3c77b2a8 0x81c2c92e47edaee6 0x92722c851482353b
+ 0xa2bfe8a14cf10364 0xa81a664bbc423001 0xc24b8b70d0f89791 0xc76c51a30654be30
+ 0xd192e819d6ef5218 0xd69906245565a910 0xf40e35855771202a 0x106aa07032bbd1b8
+ 0x19a4c116b8d2d0c8 0x1e376c085141ab53 0x2748774cdf8eeb99 0x34b0bcb5e19b48a8
+ 0x391c0cb3c5c95a63 0x4ed8aa4ae3418acb 0x5b9cca4f7763e373 0x682e6ff3d6b2b8a3
+ 0x748f82ee5defb2fc 0x78a5636f43172f60 0x84c87814a1f0ab72 0x8cc702081a6439ec
+ 0x90befffa23631e28 0xa4506cebde82bde9 0xbef9a3f7b2c67915 0xc67178f2e372532b
+ 0xca273eceea26619c 0xd186b8c721c0c207 0xeada7dd6cde0eb1e 0xf57d4f7fee6ed178
+ 0x06f067aa72176fba 0x0a637dc5a2c898a6 0x113f9804bef90dae 0x1b710b35131c471b
+ 0x28db77f523047d84 0x32caab7b40c72493 0x3c9ebe0a15c9bebc 0x431d67c49c100d4c
0x4cc5d4becb3e42b6 0x597f299cfc657e2a 0x5fcb6fab3ad6faec 0x6c44198c4a475817
}
] [ bitxor ] reduce-outputs ; inline
: prepare-M-256 ( n seq -- )
+ { uint-array } declare
{
[ [ 16 - ] dip nth-unsafe ]
[ [ 15 - ] dip nth-unsafe s0-256 ]
} 2cleave set-nth-unsafe ; inline
: prepare-M-512 ( n seq -- )
+ { ulong-array } declare
{
[ [ 16 - ] dip nth-unsafe ]
[ [ 15 - ] dip nth-unsafe s0-512 ]
e H nth-unsafe S1-256 w+
h H nth-unsafe w+ ; inline
-: T2-256 ( H -- T2 )
- [ a swap nth-unsafe S0-256 ]
- [ a swap slice3 maj w+ ] bi ; inline
+:: T2-256 ( H -- T2 )
+ a H nth-unsafe S0-256
+ a H slice3 maj w+ ; inline
:: T1-512 ( n M H sha2 -- T1 )
n M nth-unsafe
e H nth-unsafe S1-512 w+
h H nth-unsafe w+ ; inline
-: T2-512 ( H -- T2 )
- [ a swap nth-unsafe S0-512 ]
- [ a swap slice3 maj w+ ] bi ; inline
+:: T2-512 ( H -- T2 )
+ a H nth-unsafe S0-512
+ a H slice3 maj w+ ; inline
-: update-H ( T1 T2 H -- )
- h g pick exchange-unsafe
- g f pick exchange-unsafe
- f e pick exchange-unsafe
- pick d pick nth-unsafe w+ e pick set-nth-unsafe
- d c pick exchange-unsafe
- c b pick exchange-unsafe
- b a pick exchange-unsafe
- [ w+ a ] dip set-nth-unsafe ; inline
+:: update-H ( T1 T2 H -- )
+ h g H exchange-unsafe
+ g f H exchange-unsafe
+ f e H exchange-unsafe
+ T1 d H nth-unsafe w+ e H set-nth-unsafe
+ d c H exchange-unsafe
+ c b H exchange-unsafe
+ b a H exchange-unsafe
+ T1 T2 w+ a H set-nth-unsafe ; inline
: prepare-message-schedule ( seq sha2 -- w-seq )
- [ word-size>> <groups> [ be> ] map ]
- [
- block-size>> [ 0 pad-tail 16 ] keep [a,b) over
- '[ _ prepare-M-256 ] each
- ] bi ; inline
+ [ word-size>> <groups> ] [ block-size>> <uint-array> ] bi
+ [ '[ [ be> ] dip _ set-nth-unsafe ] each-index ]
+ [ 16 over length [a..b) over '[ _ prepare-M-256 ] each ] bi ; inline
:: process-chunk ( M block-size cloned-H sha2 -- )
block-size [
[ [ block-size>> ] [ H>> clone ] [ ] tri process-chunk ] bi ;
: sequence>byte-array ( seq n -- bytes )
- '[ _ >be ] map B{ } concat-as ; inline
+ '[ _ >be ] { } map-as B{ } concat-as ; inline
: sha1>checksum ( sha2 -- bytes )
H>> 4 sequence>byte-array ; inline
[ bytes>> t ] [ bytes-read>> pad-last-block ] [ ] tri
[ checksum-block ] curry each ; inline
-PRIVATE>
-
M: sha-224-state get-checksum
clone
[ pad-last-short-block ] [ sha-224>checksum ] bi ;
clone
[ pad-last-short-block ] [ sha-256>checksum ] bi ;
-M: sha-224 checksum-stream ( stream checksum -- byte-array )
- drop
- [ <sha-224-state> ] dip add-checksum-stream get-checksum ;
-
-M: sha-256 checksum-stream ( stream checksum -- byte-array )
- drop
- [ <sha-256-state> ] dip add-checksum-stream get-checksum ;
-
: sha1-W ( t seq -- )
+ { uint-array } declare
{
[ [ 3 - ] dip nth-unsafe ]
[ [ 8 - ] dip nth-unsafe bitxor ]
} 2cleave set-nth-unsafe ; inline
: prepare-sha1-message-schedule ( seq -- w-seq )
- 4 <groups> [ be> ] map
- 80 0 pad-tail 16 80 [a,b) over
- '[ _ sha1-W ] each ; inline
+ 4 <groups> 80 <uint-array>
+ [ '[ [ be> ] dip _ set-nth-unsafe ] each-index ]
+ [ 16 80 [a..b) over '[ _ sha1-W ] each ] bi ; inline
: sha1-f ( B C D n -- f_nbcd )
20 /i
clone
[ pad-last-short-block ] [ sha-256>checksum ] bi ;
-M: sha1 checksum-stream ( stream checksum -- byte-array )
- drop
- [ <sha1-state> ] dip add-checksum-stream get-checksum ;
+PRIVATE>