summaryrefslogtreecommitdiffstats
path: root/crypto/serpent.c
diff options
context:
space:
mode:
Diffstat (limited to 'crypto/serpent.c')
-rw-r--r--crypto/serpent.c603
1 files changed, 344 insertions, 259 deletions
diff --git a/crypto/serpent.c b/crypto/serpent.c
index 7cc2caeb88a..8f32cf35e5c 100644
--- a/crypto/serpent.c
+++ b/crypto/serpent.c
@@ -6,8 +6,9 @@
* Copyright (C) 2002 Dag Arne Osvik <osvik@ii.uib.no>
* 2003 Herbert Valerio Riedel <hvr@gnu.org>
*
- * Added tnepres support: Ruben Jesus Garcia Hernandez <ruben@ugr.es>, 18.10.2004
- * Based on code by hvr
+ * Added tnepres support:
+ * Ruben Jesus Garcia Hernandez <ruben@ugr.es>, 18.10.2004
+ * Based on code by hvr
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -29,189 +30,211 @@
#define PHI 0x9e3779b9UL
-#define keyiter(a,b,c,d,i,j) \
- b ^= d; b ^= c; b ^= a; b ^= PHI ^ i; b = rol32(b,11); k[j] = b;
+#define keyiter(a, b, c, d, i, j) \
+ ({ b ^= d; b ^= c; b ^= a; b ^= PHI ^ i; b = rol32(b, 11); k[j] = b; })
-#define loadkeys(x0,x1,x2,x3,i) \
- x0=k[i]; x1=k[i+1]; x2=k[i+2]; x3=k[i+3];
+#define loadkeys(x0, x1, x2, x3, i) \
+ ({ x0 = k[i]; x1 = k[i+1]; x2 = k[i+2]; x3 = k[i+3]; })
-#define storekeys(x0,x1,x2,x3,i) \
- k[i]=x0; k[i+1]=x1; k[i+2]=x2; k[i+3]=x3;
+#define storekeys(x0, x1, x2, x3, i) \
+ ({ k[i] = x0; k[i+1] = x1; k[i+2] = x2; k[i+3] = x3; })
-#define K(x0,x1,x2,x3,i) \
+#define store_and_load_keys(x0, x1, x2, x3, s, l) \
+ ({ storekeys(x0, x1, x2, x3, s); loadkeys(x0, x1, x2, x3, l); })
+
+#define K(x0, x1, x2, x3, i) ({ \
x3 ^= k[4*(i)+3]; x2 ^= k[4*(i)+2]; \
- x1 ^= k[4*(i)+1]; x0 ^= k[4*(i)+0];
-
-#define LK(x0,x1,x2,x3,x4,i) \
- x0=rol32(x0,13);\
- x2=rol32(x2,3); x1 ^= x0; x4 = x0 << 3; \
- x3 ^= x2; x1 ^= x2; \
- x1=rol32(x1,1); x3 ^= x4; \
- x3=rol32(x3,7); x4 = x1; \
- x0 ^= x1; x4 <<= 7; x2 ^= x3; \
- x0 ^= x3; x2 ^= x4; x3 ^= k[4*i+3]; \
- x1 ^= k[4*i+1]; x0=rol32(x0,5); x2=rol32(x2,22);\
- x0 ^= k[4*i+0]; x2 ^= k[4*i+2];
-
-#define KL(x0,x1,x2,x3,x4,i) \
- x0 ^= k[4*i+0]; x1 ^= k[4*i+1]; x2 ^= k[4*i+2]; \
- x3 ^= k[4*i+3]; x0=ror32(x0,5); x2=ror32(x2,22);\
- x4 = x1; x2 ^= x3; x0 ^= x3; \
- x4 <<= 7; x0 ^= x1; x1=ror32(x1,1); \
- x2 ^= x4; x3=ror32(x3,7); x4 = x0 << 3; \
- x1 ^= x0; x3 ^= x4; x0=ror32(x0,13);\
- x1 ^= x2; x3 ^= x2; x2=ror32(x2,3);
-
-#define S0(x0,x1,x2,x3,x4) \
+ x1 ^= k[4*(i)+1]; x0 ^= k[4*(i)+0]; \
+ })
+
+#define LK(x0, x1, x2, x3, x4, i) ({ \
+ x0 = rol32(x0, 13);\
+ x2 = rol32(x2, 3); x1 ^= x0; x4 = x0 << 3; \
+ x3 ^= x2; x1 ^= x2; \
+ x1 = rol32(x1, 1); x3 ^= x4; \
+ x3 = rol32(x3, 7); x4 = x1; \
+ x0 ^= x1; x4 <<= 7; x2 ^= x3; \
+ x0 ^= x3; x2 ^= x4; x3 ^= k[4*i+3]; \
+ x1 ^= k[4*i+1]; x0 = rol32(x0, 5); x2 = rol32(x2, 22);\
+ x0 ^= k[4*i+0]; x2 ^= k[4*i+2]; \
+ })
+
+#define KL(x0, x1, x2, x3, x4, i) ({ \
+ x0 ^= k[4*i+0]; x1 ^= k[4*i+1]; x2 ^= k[4*i+2]; \
+ x3 ^= k[4*i+3]; x0 = ror32(x0, 5); x2 = ror32(x2, 22);\
+ x4 = x1; x2 ^= x3; x0 ^= x3; \
+ x4 <<= 7; x0 ^= x1; x1 = ror32(x1, 1); \
+ x2 ^= x4; x3 = ror32(x3, 7); x4 = x0 << 3; \
+ x1 ^= x0; x3 ^= x4; x0 = ror32(x0, 13);\
+ x1 ^= x2; x3 ^= x2; x2 = ror32(x2, 3); \
+ })
+
+#define S0(x0, x1, x2, x3, x4) ({ \
x4 = x3; \
x3 |= x0; x0 ^= x4; x4 ^= x2; \
- x4 =~ x4; x3 ^= x1; x1 &= x0; \
+ x4 = ~x4; x3 ^= x1; x1 &= x0; \
x1 ^= x4; x2 ^= x0; x0 ^= x3; \
x4 |= x0; x0 ^= x2; x2 &= x1; \
- x3 ^= x2; x1 =~ x1; x2 ^= x4; \
- x1 ^= x2;
+ x3 ^= x2; x1 = ~x1; x2 ^= x4; \
+ x1 ^= x2; \
+ })
-#define S1(x0,x1,x2,x3,x4) \
+#define S1(x0, x1, x2, x3, x4) ({ \
x4 = x1; \
- x1 ^= x0; x0 ^= x3; x3 =~ x3; \
+ x1 ^= x0; x0 ^= x3; x3 = ~x3; \
x4 &= x1; x0 |= x1; x3 ^= x2; \
x0 ^= x3; x1 ^= x3; x3 ^= x4; \
x1 |= x4; x4 ^= x2; x2 &= x0; \
- x2 ^= x1; x1 |= x0; x0 =~ x0; \
- x0 ^= x2; x4 ^= x1;
+ x2 ^= x1; x1 |= x0; x0 = ~x0; \
+ x0 ^= x2; x4 ^= x1; \
+ })
-#define S2(x0,x1,x2,x3,x4) \
- x3 =~ x3; \
+#define S2(x0, x1, x2, x3, x4) ({ \
+ x3 = ~x3; \
x1 ^= x0; x4 = x0; x0 &= x2; \
x0 ^= x3; x3 |= x4; x2 ^= x1; \
x3 ^= x1; x1 &= x0; x0 ^= x2; \
- x2 &= x3; x3 |= x1; x0 =~ x0; \
+ x2 &= x3; x3 |= x1; x0 = ~x0; \
x3 ^= x0; x4 ^= x0; x0 ^= x2; \
- x1 |= x2;
+ x1 |= x2; \
+ })
-#define S3(x0,x1,x2,x3,x4) \
+#define S3(x0, x1, x2, x3, x4) ({ \
x4 = x1; \
x1 ^= x3; x3 |= x0; x4 &= x0; \
x0 ^= x2; x2 ^= x1; x1 &= x3; \
x2 ^= x3; x0 |= x4; x4 ^= x3; \
x1 ^= x0; x0 &= x3; x3 &= x4; \
x3 ^= x2; x4 |= x1; x2 &= x1; \
- x4 ^= x3; x0 ^= x3; x3 ^= x2;
+ x4 ^= x3; x0 ^= x3; x3 ^= x2; \
+ })
-#define S4(x0,x1,x2,x3,x4) \
+#define S4(x0, x1, x2, x3, x4) ({ \
x4 = x3; \
x3 &= x0; x0 ^= x4; \
x3 ^= x2; x2 |= x4; x0 ^= x1; \
x4 ^= x3; x2 |= x0; \
x2 ^= x1; x1 &= x0; \
x1 ^= x4; x4 &= x2; x2 ^= x3; \
- x4 ^= x0; x3 |= x1; x1 =~ x1; \
- x3 ^= x0;
+ x4 ^= x0; x3 |= x1; x1 = ~x1; \
+ x3 ^= x0; \
+ })
-#define S5(x0,x1,x2,x3,x4) \
+#define S5(x0, x1, x2, x3, x4) ({ \
x4 = x1; x1 |= x0; \
- x2 ^= x1; x3 =~ x3; x4 ^= x0; \
+ x2 ^= x1; x3 = ~x3; x4 ^= x0; \
x0 ^= x2; x1 &= x4; x4 |= x3; \
x4 ^= x0; x0 &= x3; x1 ^= x3; \
x3 ^= x2; x0 ^= x1; x2 &= x4; \
x1 ^= x2; x2 &= x0; \
- x3 ^= x2;
+ x3 ^= x2; \
+ })
-#define S6(x0,x1,x2,x3,x4) \
+#define S6(x0, x1, x2, x3, x4) ({ \
x4 = x1; \
x3 ^= x0; x1 ^= x2; x2 ^= x0; \
- x0 &= x3; x1 |= x3; x4 =~ x4; \
+ x0 &= x3; x1 |= x3; x4 = ~x4; \
x0 ^= x1; x1 ^= x2; \
x3 ^= x4; x4 ^= x0; x2 &= x0; \
x4 ^= x1; x2 ^= x3; x3 &= x1; \
- x3 ^= x0; x1 ^= x2;
+ x3 ^= x0; x1 ^= x2; \
+ })
-#define S7(x0,x1,x2,x3,x4) \
- x1 =~ x1; \
- x4 = x1; x0 =~ x0; x1 &= x2; \
+#define S7(x0, x1, x2, x3, x4) ({ \
+ x1 = ~x1; \
+ x4 = x1; x0 = ~x0; x1 &= x2; \
x1 ^= x3; x3 |= x4; x4 ^= x2; \
x2 ^= x3; x3 ^= x0; x0 |= x1; \
x2 &= x0; x0 ^= x4; x4 ^= x3; \
x3 &= x0; x4 ^= x1; \
x2 ^= x4; x3 ^= x1; x4 |= x0; \
- x4 ^= x1;
+ x4 ^= x1; \
+ })
-#define SI0(x0,x1,x2,x3,x4) \
+#define SI0(x0, x1, x2, x3, x4) ({ \
x4 = x3; x1 ^= x0; \
- x3 |= x1; x4 ^= x1; x0 =~ x0; \
+ x3 |= x1; x4 ^= x1; x0 = ~x0; \
x2 ^= x3; x3 ^= x0; x0 &= x1; \
x0 ^= x2; x2 &= x3; x3 ^= x4; \
x2 ^= x3; x1 ^= x3; x3 &= x0; \
- x1 ^= x0; x0 ^= x2; x4 ^= x3;
+ x1 ^= x0; x0 ^= x2; x4 ^= x3; \
+ })
-#define SI1(x0,x1,x2,x3,x4) \
+#define SI1(x0, x1, x2, x3, x4) ({ \
x1 ^= x3; x4 = x0; \
- x0 ^= x2; x2 =~ x2; x4 |= x1; \
+ x0 ^= x2; x2 = ~x2; x4 |= x1; \
x4 ^= x3; x3 &= x1; x1 ^= x2; \
x2 &= x4; x4 ^= x1; x1 |= x3; \
x3 ^= x0; x2 ^= x0; x0 |= x4; \
x2 ^= x4; x1 ^= x0; \
- x4 ^= x1;
+ x4 ^= x1; \
+ })
-#define SI2(x0,x1,x2,x3,x4) \
- x2 ^= x1; x4 = x3; x3 =~ x3; \
+#define SI2(x0, x1, x2, x3, x4) ({ \
+ x2 ^= x1; x4 = x3; x3 = ~x3; \
x3 |= x2; x2 ^= x4; x4 ^= x0; \
x3 ^= x1; x1 |= x2; x2 ^= x0; \
x1 ^= x4; x4 |= x3; x2 ^= x3; \
x4 ^= x2; x2 &= x1; \
- x2 ^= x3; x3 ^= x4; x4 ^= x0;
+ x2 ^= x3; x3 ^= x4; x4 ^= x0; \
+ })
-#define SI3(x0,x1,x2,x3,x4) \
+#define SI3(x0, x1, x2, x3, x4) ({ \
x2 ^= x1; \
x4 = x1; x1 &= x2; \
x1 ^= x0; x0 |= x4; x4 ^= x3; \
x0 ^= x3; x3 |= x1; x1 ^= x2; \
x1 ^= x3; x0 ^= x2; x2 ^= x3; \
x3 &= x1; x1 ^= x0; x0 &= x2; \
- x4 ^= x3; x3 ^= x0; x0 ^= x1;
+ x4 ^= x3; x3 ^= x0; x0 ^= x1; \
+ })
-#define SI4(x0,x1,x2,x3,x4) \
+#define SI4(x0, x1, x2, x3, x4) ({ \
x2 ^= x3; x4 = x0; x0 &= x1; \
- x0 ^= x2; x2 |= x3; x4 =~ x4; \
+ x0 ^= x2; x2 |= x3; x4 = ~x4; \
x1 ^= x0; x0 ^= x2; x2 &= x4; \
x2 ^= x0; x0 |= x4; \
x0 ^= x3; x3 &= x2; \
x4 ^= x3; x3 ^= x1; x1 &= x0; \
- x4 ^= x1; x0 ^= x3;
+ x4 ^= x1; x0 ^= x3; \
+ })
-#define SI5(x0,x1,x2,x3,x4) \
+#define SI5(x0, x1, x2, x3, x4) ({ \
x4 = x1; x1 |= x2; \
x2 ^= x4; x1 ^= x3; x3 &= x4; \
- x2 ^= x3; x3 |= x0; x0 =~ x0; \
+ x2 ^= x3; x3 |= x0; x0 = ~x0; \
x3 ^= x2; x2 |= x0; x4 ^= x1; \
x2 ^= x4; x4 &= x0; x0 ^= x1; \
x1 ^= x3; x0 &= x2; x2 ^= x3; \
- x0 ^= x2; x2 ^= x4; x4 ^= x3;
+ x0 ^= x2; x2 ^= x4; x4 ^= x3; \
+ })
-#define SI6(x0,x1,x2,x3,x4) \
+#define SI6(x0, x1, x2, x3, x4) ({ \
x0 ^= x2; \
x4 = x0; x0 &= x3; x2 ^= x3; \
x0 ^= x2; x3 ^= x1; x2 |= x4; \
- x2 ^= x3; x3 &= x0; x0 =~ x0; \
+ x2 ^= x3; x3 &= x0; x0 = ~x0; \
x3 ^= x1; x1 &= x2; x4 ^= x0; \
x3 ^= x4; x4 ^= x2; x0 ^= x1; \
- x2 ^= x0;
+ x2 ^= x0; \
+ })
-#define SI7(x0,x1,x2,x3,x4) \
+#define SI7(x0, x1, x2, x3, x4) ({ \
x4 = x3; x3 &= x0; x0 ^= x2; \
- x2 |= x4; x4 ^= x1; x0 =~ x0; \
+ x2 |= x4; x4 ^= x1; x0 = ~x0; \
x1 |= x3; x4 ^= x0; x0 &= x2; \
x0 ^= x1; x1 &= x2; x3 ^= x2; \
x4 ^= x3; x2 &= x3; x3 |= x0; \
x1 ^= x4; x3 ^= x4; x4 &= x0; \
- x4 ^= x2;
+ x4 ^= x2; \
+ })
int __serpent_setkey(struct serpent_ctx *ctx, const u8 *key,
unsigned int keylen)
{
u32 *k = ctx->expkey;
u8 *k8 = (u8 *)k;
- u32 r0,r1,r2,r3,r4;
+ u32 r0, r1, r2, r3, r4;
int i;
/* Copy key, add padding */
@@ -231,121 +254,183 @@ int __serpent_setkey(struct serpent_ctx *ctx, const u8 *key,
r3 = le32_to_cpu(k[6]);
r4 = le32_to_cpu(k[7]);
- keyiter(le32_to_cpu(k[0]),r0,r4,r2,0,0);
- keyiter(le32_to_cpu(k[1]),r1,r0,r3,1,1);
- keyiter(le32_to_cpu(k[2]),r2,r1,r4,2,2);
- keyiter(le32_to_cpu(k[3]),r3,r2,r0,3,3);
- keyiter(le32_to_cpu(k[4]),r4,r3,r1,4,4);
- keyiter(le32_to_cpu(k[5]),r0,r4,r2,5,5);
- keyiter(le32_to_cpu(k[6]),r1,r0,r3,6,6);
- keyiter(le32_to_cpu(k[7]),r2,r1,r4,7,7);
-
- keyiter(k[ 0],r3,r2,r0, 8, 8); keyiter(k[ 1],r4,r3,r1, 9, 9);
- keyiter(k[ 2],r0,r4,r2, 10, 10); keyiter(k[ 3],r1,r0,r3, 11, 11);
- keyiter(k[ 4],r2,r1,r4, 12, 12); keyiter(k[ 5],r3,r2,r0, 13, 13);
- keyiter(k[ 6],r4,r3,r1, 14, 14); keyiter(k[ 7],r0,r4,r2, 15, 15);
- keyiter(k[ 8],r1,r0,r3, 16, 16); keyiter(k[ 9],r2,r1,r4, 17, 17);
- keyiter(k[ 10],r3,r2,r0, 18, 18); keyiter(k[ 11],r4,r3,r1, 19, 19);
- keyiter(k[ 12],r0,r4,r2, 20, 20); keyiter(k[ 13],r1,r0,r3, 21, 21);
- keyiter(k[ 14],r2,r1,r4, 22, 22); keyiter(k[ 15],r3,r2,r0, 23, 23);
- keyiter(k[ 16],r4,r3,r1, 24, 24); keyiter(k[ 17],r0,r4,r2, 25, 25);
- keyiter(k[ 18],r1,r0,r3, 26, 26); keyiter(k[ 19],r2,r1,r4, 27, 27);
- keyiter(k[ 20],r3,r2,r0, 28, 28); keyiter(k[ 21],r4,r3,r1, 29, 29);
- keyiter(k[ 22],r0,r4,r2, 30, 30); keyiter(k[ 23],r1,r0,r3, 31, 31);
+ keyiter(le32_to_cpu(k[0]), r0, r4, r2, 0, 0);
+ keyiter(le32_to_cpu(k[1]), r1, r0, r3, 1, 1);
+ keyiter(le32_to_cpu(k[2]), r2, r1, r4, 2, 2);
+ keyiter(le32_to_cpu(k[3]), r3, r2, r0, 3, 3);
+ keyiter(le32_to_cpu(k[4]), r4, r3, r1, 4, 4);
+ keyiter(le32_to_cpu(k[5]), r0, r4, r2, 5, 5);
+ keyiter(le32_to_cpu(k[6]), r1, r0, r3, 6, 6);
+ keyiter(le32_to_cpu(k[7]), r2, r1, r4, 7, 7);
+
+ keyiter(k[0], r3, r2, r0, 8, 8);
+ keyiter(k[1], r4, r3, r1, 9, 9);
+ keyiter(k[2], r0, r4, r2, 10, 10);
+ keyiter(k[3], r1, r0, r3, 11, 11);
+ keyiter(k[4], r2, r1, r4, 12, 12);
+ keyiter(k[5], r3, r2, r0, 13, 13);
+ keyiter(k[6], r4, r3, r1, 14, 14);
+ keyiter(k[7], r0, r4, r2, 15, 15);
+ keyiter(k[8], r1, r0, r3, 16, 16);
+ keyiter(k[9], r2, r1, r4, 17, 17);
+ keyiter(k[10], r3, r2, r0, 18, 18);
+ keyiter(k[11], r4, r3, r1, 19, 19);
+ keyiter(k[12], r0, r4, r2, 20, 20);
+ keyiter(k[13], r1, r0, r3, 21, 21);
+ keyiter(k[14], r2, r1, r4, 22, 22);
+ keyiter(k[15], r3, r2, r0, 23, 23);
+ keyiter(k[16], r4, r3, r1, 24, 24);
+ keyiter(k[17], r0, r4, r2, 25, 25);
+ keyiter(k[18], r1, r0, r3, 26, 26);
+ keyiter(k[19], r2, r1, r4, 27, 27);
+ keyiter(k[20], r3, r2, r0, 28, 28);
+ keyiter(k[21], r4, r3, r1, 29, 29);
+ keyiter(k[22], r0, r4, r2, 30, 30);
+ keyiter(k[23], r1, r0, r3, 31, 31);
k += 50;
- keyiter(k[-26],r2,r1,r4, 32,-18); keyiter(k[-25],r3,r2,r0, 33,-17);
- keyiter(k[-24],r4,r3,r1, 34,-16); keyiter(k[-23],r0,r4,r2, 35,-15);
- keyiter(k[-22],r1,r0,r3, 36,-14); keyiter(k[-21],r2,r1,r4, 37,-13);
- keyiter(k[-20],r3,r2,r0, 38,-12); keyiter(k[-19],r4,r3,r1, 39,-11);
- keyiter(k[-18],r0,r4,r2, 40,-10); keyiter(k[-17],r1,r0,r3, 41, -9);
- keyiter(k[-16],r2,r1,r4, 42, -8); keyiter(k[-15],r3,r2,r0, 43, -7);
- keyiter(k[-14],r4,r3,r1, 44, -6); keyiter(k[-13],r0,r4,r2, 45, -5);
- keyiter(k[-12],r1,r0,r3, 46, -4); keyiter(k[-11],r2,r1,r4, 47, -3);
- keyiter(k[-10],r3,r2,r0, 48, -2); keyiter(k[ -9],r4,r3,r1, 49, -1);
- keyiter(k[ -8],r0,r4,r2, 50, 0); keyiter(k[ -7],r1,r0,r3, 51, 1);
- keyiter(k[ -6],r2,r1,r4, 52, 2); keyiter(k[ -5],r3,r2,r0, 53, 3);
- keyiter(k[ -4],r4,r3,r1, 54, 4); keyiter(k[ -3],r0,r4,r2, 55, 5);
- keyiter(k[ -2],r1,r0,r3, 56, 6); keyiter(k[ -1],r2,r1,r4, 57, 7);
- keyiter(k[ 0],r3,r2,r0, 58, 8); keyiter(k[ 1],r4,r3,r1, 59, 9);
- keyiter(k[ 2],r0,r4,r2, 60, 10); keyiter(k[ 3],r1,r0,r3, 61, 11);
- keyiter(k[ 4],r2,r1,r4, 62, 12); keyiter(k[ 5],r3,r2,r0, 63, 13);
- keyiter(k[ 6],r4,r3,r1, 64, 14); keyiter(k[ 7],r0,r4,r2, 65, 15);
- keyiter(k[ 8],r1,r0,r3, 66, 16); keyiter(k[ 9],r2,r1,r4, 67, 17);
- keyiter(k[ 10],r3,r2,r0, 68, 18); keyiter(k[ 11],r4,r3,r1, 69, 19);
- keyiter(k[ 12],r0,r4,r2, 70, 20); keyiter(k[ 13],r1,r0,r3, 71, 21);
- keyiter(k[ 14],r2,r1,r4, 72, 22); keyiter(k[ 15],r3,r2,r0, 73, 23);
- keyiter(k[ 16],r4,r3,r1, 74, 24); keyiter(k[ 17],r0,r4,r2, 75, 25);
- keyiter(k[ 18],r1,r0,r3, 76, 26); keyiter(k[ 19],r2,r1,r4, 77, 27);
- keyiter(k[ 20],r3,r2,r0, 78, 28); keyiter(k[ 21],r4,r3,r1, 79, 29);
- keyiter(k[ 22],r0,r4,r2, 80, 30); keyiter(k[ 23],r1,r0,r3, 81, 31);
+ keyiter(k[-26], r2, r1, r4, 32, -18);
+ keyiter(k[-25], r3, r2, r0, 33, -17);
+ keyiter(k[-24], r4, r3, r1, 34, -16);
+ keyiter(k[-23], r0, r4, r2, 35, -15);
+ keyiter(k[-22], r1, r0, r3, 36, -14);
+ keyiter(k[-21], r2, r1, r4, 37, -13);
+ keyiter(k[-20], r3, r2, r0, 38, -12);
+ keyiter(k[-19], r4, r3, r1, 39, -11);
+ keyiter(k[-18], r0, r4, r2, 40, -10);
+ keyiter(k[-17], r1, r0, r3, 41, -9);
+ keyiter(k[-16], r2, r1, r4, 42, -8);
+ keyiter(k[-15], r3, r2, r0, 43, -7);
+ keyiter(k[-14], r4, r3, r1, 44, -6);
+ keyiter(k[-13], r0, r4, r2, 45, -5);
+ keyiter(k[-12], r1, r0, r3, 46, -4);
+ keyiter(k[-11], r2, r1, r4, 47, -3);
+ keyiter(k[-10], r3, r2, r0, 48, -2);
+ keyiter(k[-9], r4, r3, r1, 49, -1);
+ keyiter(k[-8], r0, r4, r2, 50, 0);
+ keyiter(k[-7], r1, r0, r3, 51, 1);
+ keyiter(k[-6], r2, r1, r4, 52, 2);
+ keyiter(k[-5], r3, r2, r0, 53, 3);
+ keyiter(k[-4], r4, r3, r1, 54, 4);
+ keyiter(k[-3], r0, r4, r2, 55, 5);
+ keyiter(k[-2], r1, r0, r3, 56, 6);
+ keyiter(k[-1], r2, r1, r4, 57, 7);
+ keyiter(k[0], r3, r2, r0, 58, 8);
+ keyiter(k[1], r4, r3, r1, 59, 9);
+ keyiter(k[2], r0, r4, r2, 60, 10);
+ keyiter(k[3], r1, r0, r3, 61, 11);
+ keyiter(k[4], r2, r1, r4, 62, 12);
+ keyiter(k[5], r3, r2, r0, 63, 13);
+ keyiter(k[6], r4, r3, r1, 64, 14);
+ keyiter(k[7], r0, r4, r2, 65, 15);
+ keyiter(k[8], r1, r0, r3, 66, 16);
+ keyiter(k[9], r2, r1, r4, 67, 17);
+ keyiter(k[10], r3, r2, r0, 68, 18);
+ keyiter(k[11], r4, r3, r1, 69, 19);
+ keyiter(k[12], r0, r4, r2, 70, 20);
+ keyiter(k[13], r1, r0, r3, 71, 21);
+ keyiter(k[14], r2, r1, r4, 72, 22);
+ keyiter(k[15], r3, r2, r0, 73, 23);
+ keyiter(k[16], r4, r3, r1, 74, 24);
+ keyiter(k[17], r0, r4, r2, 75, 25);
+ keyiter(k[18], r1, r0, r3, 76, 26);
+ keyiter(k[19], r2, r1, r4, 77, 27);
+ keyiter(k[20], r3, r2, r0, 78, 28);
+ keyiter(k[21], r4, r3, r1, 79, 29);
+ keyiter(k[22], r0, r4, r2, 80, 30);
+ keyiter(k[23], r1, r0, r3, 81, 31);
k += 50;
- keyiter(k[-26],r2,r1,r4, 82,-18); keyiter(k[-25],r3,r2,r0, 83,-17);
- keyiter(k[-24],r4,r3,r1, 84,-16); keyiter(k[-23],r0,r4,r2, 85,-15);
- keyiter(k[-22],r1,r0,r3, 86,-14); keyiter(k[-21],r2,r1,r4, 87,-13);
- keyiter(k[-20],r3,r2,r0, 88,-12); keyiter(k[-19],r4,r3,r1, 89,-11);
- keyiter(k[-18],r0,r4,r2, 90,-10); keyiter(k[-17],r1,r0,r3, 91, -9);
- keyiter(k[-16],r2,r1,r4, 92, -8); keyiter(k[-15],r3,r2,r0, 93, -7);
- keyiter(k[-14],r4,r3,r1, 94, -6); keyiter(k[-13],r0,r4,r2, 95, -5);
- keyiter(k[-12],r1,r0,r3, 96, -4); keyiter(k[-11],r2,r1,r4, 97, -3);
- keyiter(k[-10],r3,r2,r0, 98, -2); keyiter(k[ -9],r4,r3,r1, 99, -1);
- keyiter(k[ -8],r0,r4,r2,100, 0); keyiter(k[ -7],r1,r0,r3,101, 1);
- keyiter(k[ -6],r2,r1,r4,102, 2); keyiter(k[ -5],r3,r2,r0,103, 3);
- keyiter(k[ -4],r4,r3,r1,104, 4); keyiter(k[ -3],r0,r4,r2,105, 5);
- keyiter(k[ -2],r1,r0,r3,106, 6); keyiter(k[ -1],r2,r1,r4,107, 7);
- keyiter(k[ 0],r3,r2,r0,108, 8); keyiter(k[ 1],r4,r3,r1,109, 9);
- keyiter(k[ 2],r0,r4,r2,110, 10); keyiter(k[ 3],r1,r0,r3,111, 11);
- keyiter(k[ 4],r2,r1,r4,112, 12); keyiter(k[ 5],r3,r2,r0,113, 13);
- keyiter(k[ 6],r4,r3,r1,114, 14); keyiter(k[ 7],r0,r4,r2,115, 15);
- keyiter(k[ 8],r1,r0,r3,116, 16); keyiter(k[ 9],r2,r1,r4,117, 17);
- keyiter(k[ 10],r3,r2,r0,118, 18); keyiter(k[ 11],r4,r3,r1,119, 19);
- keyiter(k[ 12],r0,r4,r2,120, 20); keyiter(k[ 13],r1,r0,r3,121, 21);
- keyiter(k[ 14],r2,r1,r4,122, 22); keyiter(k[ 15],r3,r2,r0,123, 23);
- keyiter(k[ 16],r4,r3,r1,124, 24); keyiter(k[ 17],r0,r4,r2,125, 25);
- keyiter(k[ 18],r1,r0,r3,126, 26); keyiter(k[ 19],r2,r1,r4,127, 27);
- keyiter(k[ 20],r3,r2,r0,128, 28); keyiter(k[ 21],r4,r3,r1,129, 29);
- keyiter(k[ 22],r0,r4,r2,130, 30); keyiter(k[ 23],r1,r0,r3,131, 31);
+ keyiter(k[-26], r2, r1, r4, 82, -18);
+ keyiter(k[-25], r3, r2, r0, 83, -17);
+ keyiter(k[-24], r4, r3, r1, 84, -16);
+ keyiter(k[-23], r0, r4, r2, 85, -15);
+ keyiter(k[-22], r1, r0, r3, 86, -14);
+ keyiter(k[-21], r2, r1, r4, 87, -13);
+ keyiter(k[-20], r3, r2, r0, 88, -12);
+ keyiter(k[-19], r4, r3, r1, 89, -11);
+ keyiter(k[-18], r0, r4, r2, 90, -10);
+ keyiter(k[-17], r1, r0, r3, 91, -9);
+ keyiter(k[-16], r2, r1, r4, 92, -8);
+ keyiter(k[-15], r3, r2, r0, 93, -7);
+ keyiter(k[-14], r4, r3, r1, 94, -6);
+ keyiter(k[-13], r0, r4, r2, 95, -5);
+ keyiter(k[-12], r1, r0, r3, 96, -4);
+ keyiter(k[-11], r2, r1, r4, 97, -3);
+ keyiter(k[-10], r3, r2, r0, 98, -2);
+ keyiter(k[-9], r4, r3, r1, 99, -1);
+ keyiter(k[-8], r0, r4, r2, 100, 0);
+ keyiter(k[-7], r1, r0, r3, 101, 1);
+ keyiter(k[-6], r2, r1, r4, 102, 2);
+ keyiter(k[-5], r3, r2, r0, 103, 3);
+ keyiter(k[-4], r4, r3, r1, 104, 4);
+ keyiter(k[-3], r0, r4, r2, 105, 5);
+ keyiter(k[-2], r1, r0, r3, 106, 6);
+ keyiter(k[-1], r2, r1, r4, 107, 7);
+ keyiter(k[0], r3, r2, r0, 108, 8);
+ keyiter(k[1], r4, r3, r1, 109, 9);
+ keyiter(k[2], r0, r4, r2, 110, 10);
+ keyiter(k[3], r1, r0, r3, 111, 11);
+ keyiter(k[4], r2, r1, r4, 112, 12);
+ keyiter(k[5], r3, r2, r0, 113, 13);
+ keyiter(k[6], r4, r3, r1, 114, 14);
+ keyiter(k[7], r0, r4, r2, 115, 15);
+ keyiter(k[8], r1, r0, r3, 116, 16);
+ keyiter(k[9], r2, r1, r4, 117, 17);
+ keyiter(k[10], r3, r2, r0, 118, 18);
+ keyiter(k[11], r4, r3, r1, 119, 19);
+ keyiter(k[12], r0, r4, r2, 120, 20);
+ keyiter(k[13], r1, r0, r3, 121, 21);
+ keyiter(k[14], r2, r1, r4, 122, 22);
+ keyiter(k[15], r3, r2, r0, 123, 23);
+ keyiter(k[16], r4, r3, r1, 124, 24);
+ keyiter(k[17], r0, r4, r2, 125, 25);
+ keyiter(k[18], r1, r0, r3, 126, 26);
+ keyiter(k[19], r2, r1, r4, 127, 27);
+ keyiter(k[20], r3, r2, r0, 128, 28);
+ keyiter(k[21], r4, r3, r1, 129, 29);
+ keyiter(k[22], r0, r4, r2, 130, 30);
+ keyiter(k[23], r1, r0, r3, 131, 31);
/* Apply S-boxes */
- S3(r3,r4,r0,r1,r2); storekeys(r1,r2,r4,r3, 28); loadkeys(r1,r2,r4,r3, 24);
- S4(r1,r2,r4,r3,r0); storekeys(r2,r4,r3,r0, 24); loadkeys(r2,r4,r3,r0, 20);
- S5(r2,r4,r3,r0,r1); storekeys(r1,r2,r4,r0, 20); loadkeys(r1,r2,r4,r0, 16);
- S6(r1,r2,r4,r0,r3); storekeys(r4,r3,r2,r0, 16); loadkeys(r4,r3,r2,r0, 12);
- S7(r4,r3,r2,r0,r1); storekeys(r1,r2,r0,r4, 12); loadkeys(r1,r2,r0,r4, 8);
- S0(r1,r2,r0,r4,r3); storekeys(r0,r2,r4,r1, 8); loadkeys(r0,r2,r4,r1, 4);
- S1(r0,r2,r4,r1,r3); storekeys(r3,r4,r1,r0, 4); loadkeys(r3,r4,r1,r0, 0);
- S2(r3,r4,r1,r0,r2); storekeys(r2,r4,r3,r0, 0); loadkeys(r2,r4,r3,r0, -4);
- S3(r2,r4,r3,r0,r1); storekeys(r0,r1,r4,r2, -4); loadkeys(r0,r1,r4,r2, -8);
- S4(r0,r1,r4,r2,r3); storekeys(r1,r4,r2,r3, -8); loadkeys(r1,r4,r2,r3,-12);
- S5(r1,r4,r2,r3,r0); storekeys(r0,r1,r4,r3,-12); loadkeys(r0,r1,r4,r3,-16);
- S6(r0,r1,r4,r3,r2); storekeys(r4,r2,r1,r3,-16); loadkeys(r4,r2,r1,r3,-20);
- S7(r4,r2,r1,r3,r0); storekeys(r0,r1,r3,r4,-20); loadkeys(r0,r1,r3,r4,-24);
- S0(r0,r1,r3,r4,r2); storekeys(r3,r1,r4,r0,-24); loadkeys(r3,r1,r4,r0,-28);
+ S3(r3, r4, r0, r1, r2); store_and_load_keys(r1, r2, r4, r3, 28, 24);
+ S4(r1, r2, r4, r3, r0); store_and_load_keys(r2, r4, r3, r0, 24, 20);
+ S5(r2, r4, r3, r0, r1); store_and_load_keys(r1, r2, r4, r0, 20, 16);
+ S6(r1, r2, r4, r0, r3); store_and_load_keys(r4, r3, r2, r0, 16, 12);
+ S7(r4, r3, r2, r0, r1); store_and_load_keys(r1, r2, r0, r4, 12, 8);
+ S0(r1, r2, r0, r4, r3); store_and_load_keys(r0, r2, r4, r1, 8, 4);
+ S1(r0, r2, r4, r1, r3); store_and_load_keys(r3, r4, r1, r0, 4, 0);
+ S2(r3, r4, r1, r0, r2); store_and_load_keys(r2, r4, r3, r0, 0, -4);
+ S3(r2, r4, r3, r0, r1); store_and_load_keys(r0, r1, r4, r2, -4, -8);
+ S4(r0, r1, r4, r2, r3); store_and_load_keys(r1, r4, r2, r3, -8, -12);
+ S5(r1, r4, r2, r3, r0); store_and_load_keys(r0, r1, r4, r3, -12, -16);
+ S6(r0, r1, r4, r3, r2); store_and_load_keys(r4, r2, r1, r3, -16, -20);
+ S7(r4, r2, r1, r3, r0); store_and_load_keys(r0, r1, r3, r4, -20, -24);
+ S0(r0, r1, r3, r4, r2); store_and_load_keys(r3, r1, r4, r0, -24, -28);
k -= 50;
- S1(r3,r1,r4,r0,r2); storekeys(r2,r4,r0,r3, 22); loadkeys(r2,r4,r0,r3, 18);
- S2(r2,r4,r0,r3,r1); storekeys(r1,r4,r2,r3, 18); loadkeys(r1,r4,r2,r3, 14);
- S3(r1,r4,r2,r3,r0); storekeys(r3,r0,r4,r1, 14); loadkeys(r3,r0,r4,r1, 10);
- S4(r3,r0,r4,r1,r2); storekeys(r0,r4,r1,r2, 10); loadkeys(r0,r4,r1,r2, 6);
- S5(r0,r4,r1,r2,r3); storekeys(r3,r0,r4,r2, 6); loadkeys(r3,r0,r4,r2, 2);
- S6(r3,r0,r4,r2,r1); storekeys(r4,r1,r0,r2, 2); loadkeys(r4,r1,r0,r2, -2);
- S7(r4,r1,r0,r2,r3); storekeys(r3,r0,r2,r4, -2); loadkeys(r3,r0,r2,r4, -6);
- S0(r3,r0,r2,r4,r1); storekeys(r2,r0,r4,r3, -6); loadkeys(r2,r0,r4,r3,-10);
- S1(r2,r0,r4,r3,r1); storekeys(r1,r4,r3,r2,-10); loadkeys(r1,r4,r3,r2,-14);
- S2(r1,r4,r3,r2,r0); storekeys(r0,r4,r1,r2,-14); loadkeys(r0,r4,r1,r2,-18);
- S3(r0,r4,r1,r2,r3); storekeys(r2,r3,r4,r0,-18); loadkeys(r2,r3,r4,r0,-22);
+ S1(r3, r1, r4, r0, r2); store_and_load_keys(r2, r4, r0, r3, 22, 18);
+ S2(r2, r4, r0, r3, r1); store_and_load_keys(r1, r4, r2, r3, 18, 14);
+ S3(r1, r4, r2, r3, r0); store_and_load_keys(r3, r0, r4, r1, 14, 10);
+ S4(r3, r0, r4, r1, r2); store_and_load_keys(r0, r4, r1, r2, 10, 6);
+ S5(r0, r4, r1, r2, r3); store_and_load_keys(r3, r0, r4, r2, 6, 2);
+ S6(r3, r0, r4, r2, r1); store_and_load_keys(r4, r1, r0, r2, 2, -2);
+ S7(r4, r1, r0, r2, r3); store_and_load_keys(r3, r0, r2, r4, -2, -6);
+ S0(r3, r0, r2, r4, r1); store_and_load_keys(r2, r0, r4, r3, -6, -10);
+ S1(r2, r0, r4, r3, r1); store_and_load_keys(r1, r4, r3, r2, -10, -14);
+ S2(r1, r4, r3, r2, r0); store_and_load_keys(r0, r4, r1, r2, -14, -18);
+ S3(r0, r4, r1, r2, r3); store_and_load_keys(r2, r3, r4, r0, -18, -22);
k -= 50;
- S4(r2,r3,r4,r0,r1); storekeys(r3,r4,r0,r1, 28); loadkeys(r3,r4,r0,r1, 24);
- S5(r3,r4,r0,r1,r2); storekeys(r2,r3,r4,r1, 24); loadkeys(r2,r3,r4,r1, 20);
- S6(r2,r3,r4,r1,r0); storekeys(r4,r0,r3,r1, 20); loadkeys(r4,r0,r3,r1, 16);
- S7(r4,r0,r3,r1,r2); storekeys(r2,r3,r1,r4, 16); loadkeys(r2,r3,r1,r4, 12);
- S0(r2,r3,r1,r4,r0); storekeys(r1,r3,r4,r2, 12); loadkeys(r1,r3,r4,r2, 8);
- S1(r1,r3,r4,r2,r0); storekeys(r0,r4,r2,r1, 8); loadkeys(r0,r4,r2,r1, 4);
- S2(r0,r4,r2,r1,r3); storekeys(r3,r4,r0,r1, 4); loadkeys(r3,r4,r0,r1, 0);
- S3(r3,r4,r0,r1,r2); storekeys(r1,r2,r4,r3, 0);
+ S4(r2, r3, r4, r0, r1); store_and_load_keys(r3, r4, r0, r1, 28, 24);
+ S5(r3, r4, r0, r1, r2); store_and_load_keys(r2, r3, r4, r1, 24, 20);
+ S6(r2, r3, r4, r1, r0); store_and_load_keys(r4, r0, r3, r1, 20, 16);
+ S7(r4, r0, r3, r1, r2); store_and_load_keys(r2, r3, r1, r4, 16, 12);
+ S0(r2, r3, r1, r4, r0); store_and_load_keys(r1, r3, r4, r2, 12, 8);
+ S1(r1, r3, r4, r2, r0); store_and_load_keys(r0, r4, r2, r1, 8, 4);
+ S2(r0, r4, r2, r1, r3); store_and_load_keys(r3, r4, r0, r1, 4, 0);
+ S3(r3, r4, r0, r1, r2); storekeys(r1, r2, r4, r3, 0);
return 0;
}
@@ -374,39 +459,39 @@ void __serpent_encrypt(struct serpent_ctx *ctx, u8 *dst, const u8 *src)
r2 = le32_to_cpu(s[2]);
r3 = le32_to_cpu(s[3]);
- K(r0,r1,r2,r3,0);
- S0(r0,r1,r2,r3,r4); LK(r2,r1,r3,r0,r4,1);
- S1(r2,r1,r3,r0,r4); LK(r4,r3,r0,r2,r1,2);
- S2(r4,r3,r0,r2,r1); LK(r1,r3,r4,r2,r0,3);
- S3(r1,r3,r4,r2,r0); LK(r2,r0,r3,r1,r4,4);
- S4(r2,r0,r3,r1,r4); LK(r0,r3,r1,r4,r2,5);
- S5(r0,r3,r1,r4,r2); LK(r2,r0,r3,r4,r1,6);
- S6(r2,r0,r3,r4,r1); LK(r3,r1,r0,r4,r2,7);
- S7(r3,r1,r0,r4,r2); LK(r2,r0,r4,r3,r1,8);
- S0(r2,r0,r4,r3,r1); LK(r4,r0,r3,r2,r1,9);
- S1(r4,r0,r3,r2,r1); LK(r1,r3,r2,r4,r0,10);
- S2(r1,r3,r2,r4,r0); LK(r0,r3,r1,r4,r2,11);
- S3(r0,r3,r1,r4,r2); LK(r4,r2,r3,r0,r1,12);
- S4(r4,r2,r3,r0,r1); LK(r2,r3,r0,r1,r4,13);
- S5(r2,r3,r0,r1,r4); LK(r4,r2,r3,r1,r0,14);
- S6(r4,r2,r3,r1,r0); LK(r3,r0,r2,r1,r4,15);
- S7(r3,r0,r2,r1,r4); LK(r4,r2,r1,r3,r0,16);
- S0(r4,r2,r1,r3,r0); LK(r1,r2,r3,r4,r0,17);
- S1(r1,r2,r3,r4,r0); LK(r0,r3,r4,r1,r2,18);
- S2(r0,r3,r4,r1,r2); LK(r2,r3,r0,r1,r4,19);
- S3(r2,r3,r0,r1,r4); LK(r1,r4,r3,r2,r0,20);
- S4(r1,r4,r3,r2,r0); LK(r4,r3,r2,r0,r1,21);
- S5(r4,r3,r2,r0,r1); LK(r1,r4,r3,r0,r2,22);
- S6(r1,r4,r3,r0,r2); LK(r3,r2,r4,r0,r1,23);
- S7(r3,r2,r4,r0,r1); LK(r1,r4,r0,r3,r2,24);
- S0(r1,r4,r0,r3,r2); LK(r0,r4,r3,r1,r2,25);
- S1(r0,r4,r3,r1,r2); LK(r2,r3,r1,r0,r4,26);
- S2(r2,r3,r1,r0,r4); LK(r4,r3,r2,r0,r1,27);
- S3(r4,r3,r2,r0,r1); LK(r0,r1,r3,r4,r2,28);
- S4(r0,r1,r3,r4,r2); LK(r1,r3,r4,r2,r0,29);
- S5(r1,r3,r4,r2,r0); LK(r0,r1,r3,r2,r4,30);
- S6(r0,r1,r3,r2,r4); LK(r3,r4,r1,r2,r0,31);
- S7(r3,r4,r1,r2,r0); K(r0,r1,r2,r3,32);
+ K(r0, r1, r2, r3, 0);
+ S0(r0, r1, r2, r3, r4); LK(r2, r1, r3, r0, r4, 1);
+ S1(r2, r1, r3, r0, r4); LK(r4, r3, r0, r2, r1, 2);
+ S2(r4, r3, r0, r2, r1); LK(r1, r3, r4, r2, r0, 3);
+ S3(r1, r3, r4, r2, r0); LK(r2, r0, r3, r1, r4, 4);
+ S4(r2, r0, r3, r1, r4); LK(r0, r3, r1, r4, r2, 5);
+ S5(r0, r3, r1, r4, r2); LK(r2, r0, r3, r4, r1, 6);
+ S6(r2, r0, r3, r4, r1); LK(r3, r1, r0, r4, r2, 7);
+ S7(r3, r1, r0, r4, r2); LK(r2, r0, r4, r3, r1, 8);
+ S0(r2, r0, r4, r3, r1); LK(r4, r0, r3, r2, r1, 9);
+ S1(r4, r0, r3, r2, r1); LK(r1, r3, r2, r4, r0, 10);
+ S2(r1, r3, r2, r4, r0); LK(r0, r3, r1, r4, r2, 11);
+ S3(r0, r3, r1, r4, r2); LK(r4, r2, r3, r0, r1, 12);
+ S4(r4, r2, r3, r0, r1); LK(r2, r3, r0, r1, r4, 13);
+ S5(r2, r3, r0, r1, r4); LK(r4, r2, r3, r1, r0, 14);
+ S6(r4, r2, r3, r1, r0); LK(r3, r0, r2, r1, r4, 15);
+ S7(r3, r0, r2, r1, r4); LK(r4, r2, r1, r3, r0, 16);
+ S0(r4, r2, r1, r3, r0); LK(r1, r2, r3, r4, r0, 17);
+ S1(r1, r2, r3, r4, r0); LK(r0, r3, r4, r1, r2, 18);
+ S2(r0, r3, r4, r1, r2); LK(r2, r3, r0, r1, r4, 19);
+ S3(r2, r3, r0, r1, r4); LK(r1, r4, r3, r2, r0, 20);
+ S4(r1, r4, r3, r2, r0); LK(r4, r3, r2, r0, r1, 21);
+ S5(r4, r3, r2, r0, r1); LK(r1, r4, r3, r0, r2, 22);
+ S6(r1, r4, r3, r0, r2); LK(r3, r2, r4, r0, r1, 23);
+ S7(r3, r2, r4, r0, r1); LK(r1, r4, r0, r3, r2, 24);
+ S0(r1, r4, r0, r3, r2); LK(r0, r4, r3, r1, r2, 25);
+ S1(r0, r4, r3, r1, r2); LK(r2, r3, r1, r0, r4, 26);
+ S2(r2, r3, r1, r0, r4); LK(r4, r3, r2, r0, r1, 27);
+ S3(r4, r3, r2, r0, r1); LK(r0, r1, r3, r4, r2, 28);
+ S4(r0, r1, r3, r4, r2); LK(r1, r3, r4, r2, r0, 29);
+ S5(r1, r3, r4, r2, r0); LK(r0, r1, r3, r2, r4, 30);
+ S6(r0, r1, r3, r2, r4); LK(r3, r4, r1, r2, r0, 31);
+ S7(r3, r4, r1, r2, r0); K(r0, r1, r2, r3, 32);
d[0] = cpu_to_le32(r0);
d[1] = cpu_to_le32(r1);
@@ -434,39 +519,39 @@ void __serpent_decrypt(struct serpent_ctx *ctx, u8 *dst, const u8 *src)
r2 = le32_to_cpu(s[2]);
r3 = le32_to_cpu(s[3]);
- K(r0,r1,r2,r3,32);
- SI7(r0,r1,r2,r3,r4); KL(r1,r3,r0,r4,r2,31);
- SI6(r1,r3,r0,r4,r2); KL(r0,r2,r4,r1,r3,30);
- SI5(r0,r2,r4,r1,r3); KL(r2,r3,r0,r4,r1,29);
- SI4(r2,r3,r0,r4,r1); KL(r2,r0,r1,r4,r3,28);
- SI3(r2,r0,r1,r4,r3); KL(r1,r2,r3,r4,r0,27);
- SI2(r1,r2,r3,r4,r0); KL(r2,r0,r4,r3,r1,26);
- SI1(r2,r0,r4,r3,r1); KL(r1,r0,r4,r3,r2,25);
- SI0(r1,r0,r4,r3,r2); KL(r4,r2,r0,r1,r3,24);
- SI7(r4,r2,r0,r1,r3); KL(r2,r1,r4,r3,r0,23);
- SI6(r2,r1,r4,r3,r0); KL(r4,r0,r3,r2,r1,22);
- SI5(r4,r0,r3,r2,r1); KL(r0,r1,r4,r3,r2,21);
- SI4(r0,r1,r4,r3,r2); KL(r0,r4,r2,r3,r1,20);
- SI3(r0,r4,r2,r3,r1); KL(r2,r0,r1,r3,r4,19);
- SI2(r2,r0,r1,r3,r4); KL(r0,r4,r3,r1,r2,18);
- SI1(r0,r4,r3,r1,r2); KL(r2,r4,r3,r1,r0,17);
- SI0(r2,r4,r3,r1,r0); KL(r3,r0,r4,r2,r1,16);
- SI7(r3,r0,r4,r2,r1); KL(r0,r2,r3,r1,r4,15);
- SI6(r0,r2,r3,r1,r4); KL(r3,r4,r1,r0,r2,14);
- SI5(r3,r4,r1,r0,r2); KL(r4,r2,r3,r1,r0,13);
- SI4(r4,r2,r3,r1,r0); KL(r4,r3,r0,r1,r2,12);
- SI3(r4,r3,r0,r1,r2); KL(r0,r4,r2,r1,r3,11);
- SI2(r0,r4,r2,r1,r3); KL(r4,r3,r1,r2,r0,10);
- SI1(r4,r3,r1,r2,r0); KL(r0,r3,r1,r2,r4,9);
- SI0(r0,r3,r1,r2,r4); KL(r1,r4,r3,r0,r2,8);
- SI7(r1,r4,r3,r0,r2); KL(r4,r0,r1,r2,r3,7);
- SI6(r4,r0,r1,r2,r3); KL(r1,r3,r2,r4,r0,6);
- SI5(r1,r3,r2,r4,r0); KL(r3,r0,r1,r2,r4,5);
- SI4(r3,r0,r1,r2,r4); KL(r3,r1,r4,r2,r0,4);
- SI3(r3,r1,r4,r2,r0); KL(r4,r3,r0,r2,r1,3);
- SI2(r4,r3,r0,r2,r1); KL(r3,r1,r2,r0,r4,2);
- SI1(r3,r1,r2,r0,r4); KL(r4,r1,r2,r0,r3,1);
- SI0(r4,r1,r2,r0,r3); K(r2,r3,r1,r4,0);
+ K(r0, r1, r2, r3, 32);
+ SI7(r0, r1, r2, r3, r4); KL(r1, r3, r0, r4, r2, 31);
+ SI6(r1, r3, r0, r4, r2); KL(r0, r2, r4, r1, r3, 30);
+ SI5(r0, r2, r4, r1, r3); KL(r2, r3, r0, r4, r1, 29);
+ SI4(r2, r3, r0, r4, r1); KL(r2, r0, r1, r4, r3, 28);
+ SI3(r2, r0, r1, r4, r3); KL(r1, r2, r3, r4, r0, 27);
+ SI2(r1, r2, r3, r4, r0); KL(r2, r0, r4, r3, r1, 26);
+ SI1(r2, r0, r4, r3, r1); KL(r1, r0, r4, r3, r2, 25);
+ SI0(r1, r0, r4, r3, r2); KL(r4, r2, r0, r1, r3, 24);
+ SI7(r4, r2, r0, r1, r3); KL(r2, r1, r4, r3, r0, 23);
+ SI6(r2, r1, r4, r3, r0); KL(r4, r0, r3, r2, r1, 22);
+ SI5(r4, r0, r3, r2, r1); KL(r0, r1, r4, r3, r2, 21);
+ SI4(r0, r1, r4, r3, r2); KL(r0, r4, r2, r3, r1, 20);
+ SI3(r0, r4, r2, r3, r1); KL(r2, r0, r1, r3, r4, 19);
+ SI2(r2, r0, r1, r3, r4); KL(r0, r4, r3, r1, r2, 18);
+ SI1(r0, r4, r3, r1, r2); KL(r2, r4, r3, r1, r0, 17);
+ SI0(r2, r4, r3, r1, r0); KL(r3, r0, r4, r2, r1, 16);
+ SI7(r3, r0, r4, r2, r1); KL(r0, r2, r3, r1, r4, 15);
+ SI6(r0, r2, r3, r1, r4); KL(r3, r4, r1, r0, r2, 14);
+ SI5(r3, r4, r1, r0, r2); KL(r4, r2, r3, r1, r0, 13);
+ SI4(r4, r2, r3, r1, r0); KL(r4, r3, r0, r1, r2, 12);
+ SI3(r4, r3, r0, r1, r2); KL(r0, r4, r2, r1, r3, 11);
+ SI2(r0, r4, r2, r1, r3); KL(r4, r3, r1, r2, r0, 10);
+ SI1(r4, r3, r1, r2, r0); KL(r0, r3, r1, r2, r4, 9);
+ SI0(r0, r3, r1, r2, r4); KL(r1, r4, r3, r0, r2, 8);
+ SI7(r1, r4, r3, r0, r2); KL(r4, r0, r1, r2, r3, 7);
+ SI6(r4, r0, r1, r2, r3); KL(r1, r3, r2, r4, r0, 6);
+ SI5(r1, r3, r2, r4, r0); KL(r3, r0, r1, r2, r4, 5);
+ SI4(r3, r0, r1, r2, r4); KL(r3, r1, r4, r2, r0, 4);
+ SI3(r3, r1, r4, r2, r0); KL(r4, r3, r0, r2, r1, 3);
+ SI2(r4, r3, r0, r2, r1); KL(r3, r1, r2, r0, r4, 2);
+ SI1(r3, r1, r2, r0, r4); KL(r4, r1, r2, r0, r3, 1);
+ SI0(r4, r1, r2, r0, r3); K(r2, r3, r1, r4, 0);
d[0] = cpu_to_le32(r2);
d[1] = cpu_to_le32(r3);
@@ -495,9 +580,9 @@ static struct crypto_alg serpent_alg = {
.cra_u = { .cipher = {
.cia_min_keysize = SERPENT_MIN_KEY_SIZE,
.cia_max_keysize = SERPENT_MAX_KEY_SIZE,
- .cia_setkey = serpent_setkey,
- .cia_encrypt = serpent_encrypt,
- .cia_decrypt = serpent_decrypt } }
+ .cia_setkey = serpent_setkey,
+ .cia_encrypt = serpent_encrypt,
+ .cia_decrypt = serpent_decrypt } }
};
static int tnepres_setkey(struct crypto_tfm *tfm, const u8 *key,
@@ -508,7 +593,7 @@ static int tnepres_setkey(struct crypto_tfm *tfm, const u8 *key,
for (i = 0; i < keylen; ++i)
rev_key[keylen - i - 1] = key[i];
-
+
return serpent_setkey(tfm, rev_key, keylen);
}
@@ -563,9 +648,9 @@ static struct crypto_alg tnepres_alg = {
.cra_u = { .cipher = {
.cia_min_keysize = SERPENT_MIN_KEY_SIZE,
.cia_max_keysize = SERPENT_MAX_KEY_SIZE,
- .cia_setkey = tnepres_setkey,
- .cia_encrypt = tnepres_encrypt,
- .cia_decrypt = tnepres_decrypt } }
+ .cia_setkey = tnepres_setkey,
+ .cia_encrypt = tnepres_encrypt,
+ .cia_decrypt = tnepres_decrypt } }
};
static int __init serpent_mod_init(void)
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-30 07:31:59 +0000