diff options
Diffstat (limited to 'drivers/staging/skein/skein_block.h')
-rw-r--r-- | drivers/staging/skein/skein_block.h | 347 |
1 files changed, 0 insertions, 347 deletions
diff --git a/drivers/staging/skein/skein_block.h b/drivers/staging/skein/skein_block.h deleted file mode 100644 index b3bb3d24273b..000000000000 --- a/drivers/staging/skein/skein_block.h +++ /dev/null @@ -1,347 +0,0 @@ -/* - *********************************************************************** - * - * Implementation of the Skein hash function. - * - * Source code author: Doug Whiting, 2008. - * - * This algorithm and source code is released to the public domain. - * - *********************************************************************** - */ -#ifndef _SKEIN_BLOCK_H_ -#define _SKEIN_BLOCK_H_ - -#include "skein_base.h" /* get the Skein API definitions */ - -#ifndef SKEIN_USE_ASM -#define SKEIN_USE_ASM (0) /* default is all C code (no ASM) */ -#endif - -#ifndef SKEIN_LOOP -#define SKEIN_LOOP 001 /* default: unroll 256 and 512, but not 1024 */ -#endif - -#define BLK_BITS (WCNT * 64) /* some useful definitions for code here */ -#define KW_TWK_BASE (0) -#define KW_KEY_BASE (3) -#define ks (kw + KW_KEY_BASE) -#define ts (kw + KW_TWK_BASE) - -#ifdef SKEIN_DEBUG -#define debug_save_tweak(ctx) \ -{ \ - ctx->h.tweak[0] = ts[0]; \ - ctx->h.tweak[1] = ts[1]; \ -} -#else -#define debug_save_tweak(ctx) -#endif - -#if !(SKEIN_USE_ASM & 256) -#undef RCNT -#define RCNT (SKEIN_256_ROUNDS_TOTAL / 8) -#ifdef SKEIN_LOOP /* configure how much to unroll the loop */ -#define SKEIN_UNROLL_256 (((SKEIN_LOOP) / 100) % 10) -#else -#define SKEIN_UNROLL_256 (0) -#endif - -#if SKEIN_UNROLL_256 -#if (RCNT % SKEIN_UNROLL_256) -#error "Invalid SKEIN_UNROLL_256" /* sanity check on unroll count */ -#endif -#endif -#define ROUND256(p0, p1, p2, p3, ROT, r_num) \ - do { \ - X##p0 += X##p1; \ - X##p1 = rol64(X##p1, ROT##_0); \ - X##p1 ^= X##p0; \ - X##p2 += X##p3; \ - X##p3 = rol64(X##p3, ROT##_1); \ - X##p3 ^= X##p2; \ - } while (0) - -#if SKEIN_UNROLL_256 == 0 -#define R256(p0, p1, p2, p3, ROT, r_num) /* fully unrolled */ \ - ROUND256(p0, p1, p2, p3, ROT, r_num) - -#define I256(R) \ - do { \ - /* inject the key schedule value */ \ - X0 += ks[((R) + 1) % 5]; \ - X1 += ks[((R) + 2) % 5] + ts[((R) + 1) % 3]; \ - X2 += ks[((R) + 3) % 5] + ts[((R) + 2) % 3]; \ - X3 += ks[((R) + 4) % 5] + (R) + 1; \ - } while (0) -#else -/* looping version */ -#define R256(p0, p1, p2, p3, ROT, r_num) ROUND256(p0, p1, p2, p3, ROT, r_num) - -#define I256(R) \ - do { \ - /* inject the key schedule value */ \ - X0 += ks[r + (R) + 0]; \ - X1 += ks[r + (R) + 1] + ts[r + (R) + 0];\ - X2 += ks[r + (R) + 2] + ts[r + (R) + 1];\ - X3 += ks[r + (R) + 3] + r + (R); \ - /* rotate key schedule */ \ - ks[r + (R) + 4] = ks[r + (R) - 1]; \ - ts[r + (R) + 2] = ts[r + (R) - 1]; \ - } while (0) -#endif -#define R256_8_ROUNDS(R) \ - do { \ - R256(0, 1, 2, 3, R_256_0, 8 * (R) + 1); \ - R256(0, 3, 2, 1, R_256_1, 8 * (R) + 2); \ - R256(0, 1, 2, 3, R_256_2, 8 * (R) + 3); \ - R256(0, 3, 2, 1, R_256_3, 8 * (R) + 4); \ - I256(2 * (R)); \ - R256(0, 1, 2, 3, R_256_4, 8 * (R) + 5); \ - R256(0, 3, 2, 1, R_256_5, 8 * (R) + 6); \ - R256(0, 1, 2, 3, R_256_6, 8 * (R) + 7); \ - R256(0, 3, 2, 1, R_256_7, 8 * (R) + 8); \ - I256(2 * (R) + 1); \ - } while (0) - -#define R256_UNROLL_R(NN) \ - ((SKEIN_UNROLL_256 == 0 && \ - SKEIN_256_ROUNDS_TOTAL / 8 > (NN)) || \ - (SKEIN_UNROLL_256 > (NN))) - -#if (SKEIN_UNROLL_256 > 14) -#error "need more unrolling in skein_256_process_block" -#endif -#endif - -#if !(SKEIN_USE_ASM & 512) -#undef RCNT -#define RCNT (SKEIN_512_ROUNDS_TOTAL / 8) - -#ifdef SKEIN_LOOP /* configure how much to unroll the loop */ -#define SKEIN_UNROLL_512 (((SKEIN_LOOP) / 10) % 10) -#else -#define SKEIN_UNROLL_512 (0) -#endif - -#if SKEIN_UNROLL_512 -#if (RCNT % SKEIN_UNROLL_512) -#error "Invalid SKEIN_UNROLL_512" /* sanity check on unroll count */ -#endif -#endif -#define ROUND512(p0, p1, p2, p3, p4, p5, p6, p7, ROT, r_num) \ - do { \ - X##p0 += X##p1; \ - X##p1 = rol64(X##p1, ROT##_0); \ - X##p1 ^= X##p0; \ - X##p2 += X##p3; \ - X##p3 = rol64(X##p3, ROT##_1); \ - X##p3 ^= X##p2; \ - X##p4 += X##p5; \ - X##p5 = rol64(X##p5, ROT##_2); \ - X##p5 ^= X##p4; \ - X##p6 += X##p7; \ - X##p7 = rol64(X##p7, ROT##_3); \ - X##p7 ^= X##p6; \ - } while (0) - -#if SKEIN_UNROLL_512 == 0 -#define R512(p0, p1, p2, p3, p4, p5, p6, p7, ROT, r_num) /* unrolled */ \ - ROUND512(p0, p1, p2, p3, p4, p5, p6, p7, ROT, r_num) - -#define I512(R) \ - do { \ - /* inject the key schedule value */ \ - X0 += ks[((R) + 1) % 9]; \ - X1 += ks[((R) + 2) % 9]; \ - X2 += ks[((R) + 3) % 9]; \ - X3 += ks[((R) + 4) % 9]; \ - X4 += ks[((R) + 5) % 9]; \ - X5 += ks[((R) + 6) % 9] + ts[((R) + 1) % 3]; \ - X6 += ks[((R) + 7) % 9] + ts[((R) + 2) % 3]; \ - X7 += ks[((R) + 8) % 9] + (R) + 1; \ - } while (0) - -#else /* looping version */ -#define R512(p0, p1, p2, p3, p4, p5, p6, p7, ROT, r_num) \ - ROUND512(p0, p1, p2, p3, p4, p5, p6, p7, ROT, r_num) \ - -#define I512(R) \ - do { \ - /* inject the key schedule value */ \ - X0 += ks[r + (R) + 0]; \ - X1 += ks[r + (R) + 1]; \ - X2 += ks[r + (R) + 2]; \ - X3 += ks[r + (R) + 3]; \ - X4 += ks[r + (R) + 4]; \ - X5 += ks[r + (R) + 5] + ts[r + (R) + 0]; \ - X6 += ks[r + (R) + 6] + ts[r + (R) + 1]; \ - X7 += ks[r + (R) + 7] + r + (R); \ - /* rotate key schedule */ \ - ks[r + (R) + 8] = ks[r + (R) - 1]; \ - ts[r + (R) + 2] = ts[r + (R) - 1]; \ - } while (0) -#endif /* end of looped code definitions */ -#define R512_8_ROUNDS(R) /* do 8 full rounds */ \ - do { \ - R512(0, 1, 2, 3, 4, 5, 6, 7, R_512_0, 8 * (R) + 1); \ - R512(2, 1, 4, 7, 6, 5, 0, 3, R_512_1, 8 * (R) + 2); \ - R512(4, 1, 6, 3, 0, 5, 2, 7, R_512_2, 8 * (R) + 3); \ - R512(6, 1, 0, 7, 2, 5, 4, 3, R_512_3, 8 * (R) + 4); \ - I512(2 * (R)); \ - R512(0, 1, 2, 3, 4, 5, 6, 7, R_512_4, 8 * (R) + 5); \ - R512(2, 1, 4, 7, 6, 5, 0, 3, R_512_5, 8 * (R) + 6); \ - R512(4, 1, 6, 3, 0, 5, 2, 7, R_512_6, 8 * (R) + 7); \ - R512(6, 1, 0, 7, 2, 5, 4, 3, R_512_7, 8 * (R) + 8); \ - I512(2 * (R) + 1); /* and key injection */ \ - } while (0) -#define R512_UNROLL_R(NN) \ - ((SKEIN_UNROLL_512 == 0 && \ - SKEIN_512_ROUNDS_TOTAL / 8 > (NN)) || \ - (SKEIN_UNROLL_512 > (NN))) - -#if (SKEIN_UNROLL_512 > 14) -#error "need more unrolling in skein_512_process_block" -#endif -#endif - -#if !(SKEIN_USE_ASM & 1024) -#undef RCNT -#define RCNT (SKEIN_1024_ROUNDS_TOTAL / 8) -#ifdef SKEIN_LOOP /* configure how much to unroll the loop */ -#define SKEIN_UNROLL_1024 ((SKEIN_LOOP) % 10) -#else -#define SKEIN_UNROLL_1024 (0) -#endif - -#if (SKEIN_UNROLL_1024 != 0) -#if (RCNT % SKEIN_UNROLL_1024) -#error "Invalid SKEIN_UNROLL_1024" /* sanity check on unroll count */ -#endif -#endif -#define ROUND1024(p0, p1, p2, p3, p4, p5, p6, p7, p8, p9, pA, pB, pC, pD, pE, \ - pF, ROT, r_num) \ - do { \ - X##p0 += X##p1; \ - X##p1 = rol64(X##p1, ROT##_0); \ - X##p1 ^= X##p0; \ - X##p2 += X##p3; \ - X##p3 = rol64(X##p3, ROT##_1); \ - X##p3 ^= X##p2; \ - X##p4 += X##p5; \ - X##p5 = rol64(X##p5, ROT##_2); \ - X##p5 ^= X##p4; \ - X##p6 += X##p7; \ - X##p7 = rol64(X##p7, ROT##_3); \ - X##p7 ^= X##p6; \ - X##p8 += X##p9; \ - X##p9 = rol64(X##p9, ROT##_4); \ - X##p9 ^= X##p8; \ - X##pA += X##pB; \ - X##pB = rol64(X##pB, ROT##_5); \ - X##pB ^= X##pA; \ - X##pC += X##pD; \ - X##pD = rol64(X##pD, ROT##_6); \ - X##pD ^= X##pC; \ - X##pE += X##pF; \ - X##pF = rol64(X##pF, ROT##_7); \ - X##pF ^= X##pE; \ - } while (0) - -#if SKEIN_UNROLL_1024 == 0 -#define R1024(p0, p1, p2, p3, p4, p5, p6, p7, p8, p9, pA, pB, pC, pD, pE, pF, \ - ROT, rn) \ - ROUND1024(p0, p1, p2, p3, p4, p5, p6, p7, p8, p9, pA, pB, pC, pD, pE, \ - pF, ROT, rn) \ - -#define I1024(R) \ - do { \ - /* inject the key schedule value */ \ - X00 += ks[((R) + 1) % 17]; \ - X01 += ks[((R) + 2) % 17]; \ - X02 += ks[((R) + 3) % 17]; \ - X03 += ks[((R) + 4) % 17]; \ - X04 += ks[((R) + 5) % 17]; \ - X05 += ks[((R) + 6) % 17]; \ - X06 += ks[((R) + 7) % 17]; \ - X07 += ks[((R) + 8) % 17]; \ - X08 += ks[((R) + 9) % 17]; \ - X09 += ks[((R) + 10) % 17]; \ - X10 += ks[((R) + 11) % 17]; \ - X11 += ks[((R) + 12) % 17]; \ - X12 += ks[((R) + 13) % 17]; \ - X13 += ks[((R) + 14) % 17] + ts[((R) + 1) % 3]; \ - X14 += ks[((R) + 15) % 17] + ts[((R) + 2) % 3]; \ - X15 += ks[((R) + 16) % 17] + (R) + 1; \ - } while (0) -#else /* looping version */ -#define R1024(p0, p1, p2, p3, p4, p5, p6, p7, p8, p9, pA, pB, pC, pD, pE, pF, \ - ROT, rn) \ - ROUND1024(p0, p1, p2, p3, p4, p5, p6, p7, p8, p9, pA, pB, pC, pD, pE, \ - pF, ROT, rn) \ - -#define I1024(R) \ - do { \ - /* inject the key schedule value */ \ - X00 += ks[r + (R) + 0]; \ - X01 += ks[r + (R) + 1]; \ - X02 += ks[r + (R) + 2]; \ - X03 += ks[r + (R) + 3]; \ - X04 += ks[r + (R) + 4]; \ - X05 += ks[r + (R) + 5]; \ - X06 += ks[r + (R) + 6]; \ - X07 += ks[r + (R) + 7]; \ - X08 += ks[r + (R) + 8]; \ - X09 += ks[r + (R) + 9]; \ - X10 += ks[r + (R) + 10]; \ - X11 += ks[r + (R) + 11]; \ - X12 += ks[r + (R) + 12]; \ - X13 += ks[r + (R) + 13] + ts[r + (R) + 0]; \ - X14 += ks[r + (R) + 14] + ts[r + (R) + 1]; \ - X15 += ks[r + (R) + 15] + r + (R); \ - /* rotate key schedule */ \ - ks[r + (R) + 16] = ks[r + (R) - 1]; \ - ts[r + (R) + 2] = ts[r + (R) - 1]; \ - } while (0) - -#endif -#define R1024_8_ROUNDS(R) \ - do { \ - R1024(00, 01, 02, 03, 04, 05, 06, 07, 08, 09, 10, 11, 12, \ - 13, 14, 15, R1024_0, 8 * (R) + 1); \ - R1024(00, 09, 02, 13, 06, 11, 04, 15, 10, 07, 12, 03, 14, \ - 05, 08, 01, R1024_1, 8 * (R) + 2); \ - R1024(00, 07, 02, 05, 04, 03, 06, 01, 12, 15, 14, 13, 08, \ - 11, 10, 09, R1024_2, 8 * (R) + 3); \ - R1024(00, 15, 02, 11, 06, 13, 04, 09, 14, 01, 08, 05, 10, \ - 03, 12, 07, R1024_3, 8 * (R) + 4); \ - I1024(2 * (R)); \ - R1024(00, 01, 02, 03, 04, 05, 06, 07, 08, 09, 10, 11, 12, \ - 13, 14, 15, R1024_4, 8 * (R) + 5); \ - R1024(00, 09, 02, 13, 06, 11, 04, 15, 10, 07, 12, 03, 14, \ - 05, 08, 01, R1024_5, 8 * (R) + 6); \ - R1024(00, 07, 02, 05, 04, 03, 06, 01, 12, 15, 14, 13, 08, \ - 11, 10, 09, R1024_6, 8 * (R) + 7); \ - R1024(00, 15, 02, 11, 06, 13, 04, 09, 14, 01, 08, 05, 10, \ - 03, 12, 07, R1024_7, 8 * (R) + 8); \ - I1024(2 * (R) + 1); \ - } while (0) - -#define R1024_UNROLL_R(NN) \ - ((SKEIN_UNROLL_1024 == 0 && \ - SKEIN_1024_ROUNDS_TOTAL / 8 > (NN)) || \ - (SKEIN_UNROLL_1024 > (NN))) - -#if (SKEIN_UNROLL_1024 > 14) -#error "need more unrolling in Skein_1024_Process_Block" -#endif -#endif - -void skein_256_process_block(struct skein_256_ctx *ctx, const u8 *blk_ptr, - size_t blk_cnt, size_t byte_cnt_add); -void skein_512_process_block(struct skein_512_ctx *ctx, const u8 *blk_ptr, - size_t blk_cnt, size_t byte_cnt_add); -void skein_1024_process_block(struct skein_1024_ctx *ctx, const u8 *blk_ptr, - size_t blk_cnt, size_t byte_cnt_add); - -#endif |