diff options
| -rw-r--r-- | crypto/serpent.c | 603 |
1 files changed, 344 insertions, 259 deletions
diff --git a/crypto/serpent.c b/crypto/serpent.c index 7cc2cae..8f32cf3 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) |
