staging: skein: move macros into header file
Move macro definitions from source file into respective header file This concludes macro cleanup as outlined in TODO Signed-off-by: Dmytro Shynkevych <dm.shynk@gmail.com> Acked-by: Jason Cooper <jason@lakedaemon.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Dmytro Shynkevych
Greg Kroah-Hartman
parent
cb67fa13c6
commit
ee714b80ea
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@ -21,329 +21,6 @@
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#include "skein_base.h"
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#include "skein_block.h"
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#ifndef SKEIN_USE_ASM
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#define SKEIN_USE_ASM (0) /* default is all C code (no ASM) */
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#endif
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#ifndef SKEIN_LOOP
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#define SKEIN_LOOP 001 /* default: unroll 256 and 512, but not 1024 */
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#endif
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#define BLK_BITS (WCNT * 64) /* some useful definitions for code here */
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#define KW_TWK_BASE (0)
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#define KW_KEY_BASE (3)
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#define ks (kw + KW_KEY_BASE)
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#define ts (kw + KW_TWK_BASE)
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#ifdef SKEIN_DEBUG
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#define debug_save_tweak(ctx) \
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{ \
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ctx->h.tweak[0] = ts[0]; \
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ctx->h.tweak[1] = ts[1]; \
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}
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#else
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#define debug_save_tweak(ctx)
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#endif
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#if !(SKEIN_USE_ASM & 256)
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#undef RCNT
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#define RCNT (SKEIN_256_ROUNDS_TOTAL / 8)
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#ifdef SKEIN_LOOP /* configure how much to unroll the loop */
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#define SKEIN_UNROLL_256 (((SKEIN_LOOP) / 100) % 10)
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#else
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#define SKEIN_UNROLL_256 (0)
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#endif
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#if SKEIN_UNROLL_256
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#if (RCNT % SKEIN_UNROLL_256)
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#error "Invalid SKEIN_UNROLL_256" /* sanity check on unroll count */
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#endif
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#endif
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#define ROUND256(p0, p1, p2, p3, ROT, r_num) \
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do { \
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X##p0 += X##p1; \
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X##p1 = rol64(X##p1, ROT##_0); \
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X##p1 ^= X##p0; \
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X##p2 += X##p3; \
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X##p3 = rol64(X##p3, ROT##_1); \
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X##p3 ^= X##p2; \
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} while (0)
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#if SKEIN_UNROLL_256 == 0
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#define R256(p0, p1, p2, p3, ROT, r_num) /* fully unrolled */ \
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ROUND256(p0, p1, p2, p3, ROT, r_num)
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#define I256(R) \
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do { \
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/* inject the key schedule value */ \
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X0 += ks[((R) + 1) % 5]; \
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X1 += ks[((R) + 2) % 5] + ts[((R) + 1) % 3]; \
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X2 += ks[((R) + 3) % 5] + ts[((R) + 2) % 3]; \
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X3 += ks[((R) + 4) % 5] + (R) + 1; \
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} while (0)
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#else
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/* looping version */
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#define R256(p0, p1, p2, p3, ROT, r_num) ROUND256(p0, p1, p2, p3, ROT, r_num)
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#define I256(R) \
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do { \
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/* inject the key schedule value */ \
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X0 += ks[r + (R) + 0]; \
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X1 += ks[r + (R) + 1] + ts[r + (R) + 0];\
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X2 += ks[r + (R) + 2] + ts[r + (R) + 1];\
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X3 += ks[r + (R) + 3] + r + (R); \
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/* rotate key schedule */ \
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ks[r + (R) + 4] = ks[r + (R) - 1]; \
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ts[r + (R) + 2] = ts[r + (R) - 1]; \
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} while (0)
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#endif
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#define R256_8_ROUNDS(R) \
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do { \
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R256(0, 1, 2, 3, R_256_0, 8 * (R) + 1); \
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R256(0, 3, 2, 1, R_256_1, 8 * (R) + 2); \
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R256(0, 1, 2, 3, R_256_2, 8 * (R) + 3); \
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R256(0, 3, 2, 1, R_256_3, 8 * (R) + 4); \
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I256(2 * (R)); \
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R256(0, 1, 2, 3, R_256_4, 8 * (R) + 5); \
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R256(0, 3, 2, 1, R_256_5, 8 * (R) + 6); \
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R256(0, 1, 2, 3, R_256_6, 8 * (R) + 7); \
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R256(0, 3, 2, 1, R_256_7, 8 * (R) + 8); \
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I256(2 * (R) + 1); \
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} while (0)
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#define R256_UNROLL_R(NN) \
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((SKEIN_UNROLL_256 == 0 && \
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SKEIN_256_ROUNDS_TOTAL / 8 > (NN)) || \
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(SKEIN_UNROLL_256 > (NN)))
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#if (SKEIN_UNROLL_256 > 14)
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#error "need more unrolling in skein_256_process_block"
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#endif
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#endif
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#if !(SKEIN_USE_ASM & 512)
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#undef RCNT
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#define RCNT (SKEIN_512_ROUNDS_TOTAL / 8)
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#ifdef SKEIN_LOOP /* configure how much to unroll the loop */
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#define SKEIN_UNROLL_512 (((SKEIN_LOOP) / 10) % 10)
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#else
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#define SKEIN_UNROLL_512 (0)
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#endif
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#if SKEIN_UNROLL_512
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#if (RCNT % SKEIN_UNROLL_512)
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#error "Invalid SKEIN_UNROLL_512" /* sanity check on unroll count */
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#endif
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#endif
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#define ROUND512(p0, p1, p2, p3, p4, p5, p6, p7, ROT, r_num) \
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do { \
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X##p0 += X##p1; \
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X##p1 = rol64(X##p1, ROT##_0); \
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X##p1 ^= X##p0; \
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X##p2 += X##p3; \
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X##p3 = rol64(X##p3, ROT##_1); \
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X##p3 ^= X##p2; \
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X##p4 += X##p5; \
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X##p5 = rol64(X##p5, ROT##_2); \
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X##p5 ^= X##p4; \
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X##p6 += X##p7; \
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X##p7 = rol64(X##p7, ROT##_3); \
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X##p7 ^= X##p6; \
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} while (0)
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#if SKEIN_UNROLL_512 == 0
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#define R512(p0, p1, p2, p3, p4, p5, p6, p7, ROT, r_num) /* unrolled */ \
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ROUND512(p0, p1, p2, p3, p4, p5, p6, p7, ROT, r_num)
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#define I512(R) \
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do { \
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/* inject the key schedule value */ \
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X0 += ks[((R) + 1) % 9]; \
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X1 += ks[((R) + 2) % 9]; \
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X2 += ks[((R) + 3) % 9]; \
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X3 += ks[((R) + 4) % 9]; \
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X4 += ks[((R) + 5) % 9]; \
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X5 += ks[((R) + 6) % 9] + ts[((R) + 1) % 3]; \
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X6 += ks[((R) + 7) % 9] + ts[((R) + 2) % 3]; \
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X7 += ks[((R) + 8) % 9] + (R) + 1; \
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} while (0)
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#else /* looping version */
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#define R512(p0, p1, p2, p3, p4, p5, p6, p7, ROT, r_num) \
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ROUND512(p0, p1, p2, p3, p4, p5, p6, p7, ROT, r_num) \
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#define I512(R) \
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do { \
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/* inject the key schedule value */ \
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X0 += ks[r + (R) + 0]; \
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X1 += ks[r + (R) + 1]; \
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X2 += ks[r + (R) + 2]; \
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X3 += ks[r + (R) + 3]; \
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X4 += ks[r + (R) + 4]; \
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X5 += ks[r + (R) + 5] + ts[r + (R) + 0]; \
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X6 += ks[r + (R) + 6] + ts[r + (R) + 1]; \
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X7 += ks[r + (R) + 7] + r + (R); \
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/* rotate key schedule */ \
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ks[r + (R) + 8] = ks[r + (R) - 1]; \
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ts[r + (R) + 2] = ts[r + (R) - 1]; \
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} while (0)
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#endif /* end of looped code definitions */
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#define R512_8_ROUNDS(R) /* do 8 full rounds */ \
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do { \
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R512(0, 1, 2, 3, 4, 5, 6, 7, R_512_0, 8 * (R) + 1); \
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R512(2, 1, 4, 7, 6, 5, 0, 3, R_512_1, 8 * (R) + 2); \
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R512(4, 1, 6, 3, 0, 5, 2, 7, R_512_2, 8 * (R) + 3); \
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R512(6, 1, 0, 7, 2, 5, 4, 3, R_512_3, 8 * (R) + 4); \
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I512(2 * (R)); \
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R512(0, 1, 2, 3, 4, 5, 6, 7, R_512_4, 8 * (R) + 5); \
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R512(2, 1, 4, 7, 6, 5, 0, 3, R_512_5, 8 * (R) + 6); \
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R512(4, 1, 6, 3, 0, 5, 2, 7, R_512_6, 8 * (R) + 7); \
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R512(6, 1, 0, 7, 2, 5, 4, 3, R_512_7, 8 * (R) + 8); \
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I512(2 * (R) + 1); /* and key injection */ \
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} while (0)
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#define R512_UNROLL_R(NN) \
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((SKEIN_UNROLL_512 == 0 && \
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SKEIN_512_ROUNDS_TOTAL / 8 > (NN)) || \
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(SKEIN_UNROLL_512 > (NN)))
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#if (SKEIN_UNROLL_512 > 14)
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#error "need more unrolling in skein_512_process_block"
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#endif
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#endif
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#if !(SKEIN_USE_ASM & 1024)
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#undef RCNT
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#define RCNT (SKEIN_1024_ROUNDS_TOTAL / 8)
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#ifdef SKEIN_LOOP /* configure how much to unroll the loop */
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#define SKEIN_UNROLL_1024 ((SKEIN_LOOP) % 10)
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#else
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#define SKEIN_UNROLL_1024 (0)
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#endif
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#if (SKEIN_UNROLL_1024 != 0)
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#if (RCNT % SKEIN_UNROLL_1024)
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#error "Invalid SKEIN_UNROLL_1024" /* sanity check on unroll count */
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#endif
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#endif
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#define ROUND1024(p0, p1, p2, p3, p4, p5, p6, p7, p8, p9, pA, pB, pC, pD, pE, \
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pF, ROT, r_num) \
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do { \
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X##p0 += X##p1; \
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X##p1 = rol64(X##p1, ROT##_0); \
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X##p1 ^= X##p0; \
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X##p2 += X##p3; \
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X##p3 = rol64(X##p3, ROT##_1); \
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X##p3 ^= X##p2; \
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X##p4 += X##p5; \
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X##p5 = rol64(X##p5, ROT##_2); \
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X##p5 ^= X##p4; \
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X##p6 += X##p7; \
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X##p7 = rol64(X##p7, ROT##_3); \
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X##p7 ^= X##p6; \
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X##p8 += X##p9; \
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X##p9 = rol64(X##p9, ROT##_4); \
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X##p9 ^= X##p8; \
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X##pA += X##pB; \
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X##pB = rol64(X##pB, ROT##_5); \
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X##pB ^= X##pA; \
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X##pC += X##pD; \
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X##pD = rol64(X##pD, ROT##_6); \
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X##pD ^= X##pC; \
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X##pE += X##pF; \
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X##pF = rol64(X##pF, ROT##_7); \
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X##pF ^= X##pE; \
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} while (0)
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#if SKEIN_UNROLL_1024 == 0
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#define R1024(p0, p1, p2, p3, p4, p5, p6, p7, p8, p9, pA, pB, pC, pD, pE, pF, \
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ROT, rn) \
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ROUND1024(p0, p1, p2, p3, p4, p5, p6, p7, p8, p9, pA, pB, pC, pD, pE, \
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pF, ROT, rn) \
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#define I1024(R) \
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do { \
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/* inject the key schedule value */ \
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X00 += ks[((R) + 1) % 17]; \
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X01 += ks[((R) + 2) % 17]; \
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X02 += ks[((R) + 3) % 17]; \
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X03 += ks[((R) + 4) % 17]; \
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X04 += ks[((R) + 5) % 17]; \
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X05 += ks[((R) + 6) % 17]; \
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X06 += ks[((R) + 7) % 17]; \
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X07 += ks[((R) + 8) % 17]; \
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X08 += ks[((R) + 9) % 17]; \
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X09 += ks[((R) + 10) % 17]; \
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X10 += ks[((R) + 11) % 17]; \
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X11 += ks[((R) + 12) % 17]; \
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X12 += ks[((R) + 13) % 17]; \
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X13 += ks[((R) + 14) % 17] + ts[((R) + 1) % 3]; \
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X14 += ks[((R) + 15) % 17] + ts[((R) + 2) % 3]; \
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X15 += ks[((R) + 16) % 17] + (R) + 1; \
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} while (0)
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#else /* looping version */
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#define R1024(p0, p1, p2, p3, p4, p5, p6, p7, p8, p9, pA, pB, pC, pD, pE, pF, \
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ROT, rn) \
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ROUND1024(p0, p1, p2, p3, p4, p5, p6, p7, p8, p9, pA, pB, pC, pD, pE, \
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pF, ROT, rn) \
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#define I1024(R) \
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do { \
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/* inject the key schedule value */ \
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X00 += ks[r + (R) + 0]; \
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X01 += ks[r + (R) + 1]; \
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X02 += ks[r + (R) + 2]; \
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X03 += ks[r + (R) + 3]; \
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X04 += ks[r + (R) + 4]; \
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X05 += ks[r + (R) + 5]; \
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X06 += ks[r + (R) + 6]; \
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X07 += ks[r + (R) + 7]; \
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X08 += ks[r + (R) + 8]; \
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X09 += ks[r + (R) + 9]; \
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X10 += ks[r + (R) + 10]; \
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X11 += ks[r + (R) + 11]; \
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X12 += ks[r + (R) + 12]; \
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X13 += ks[r + (R) + 13] + ts[r + (R) + 0]; \
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X14 += ks[r + (R) + 14] + ts[r + (R) + 1]; \
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X15 += ks[r + (R) + 15] + r + (R); \
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/* rotate key schedule */ \
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ks[r + (R) + 16] = ks[r + (R) - 1]; \
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ts[r + (R) + 2] = ts[r + (R) - 1]; \
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} while (0)
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#endif
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#define R1024_8_ROUNDS(R) \
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do { \
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R1024(00, 01, 02, 03, 04, 05, 06, 07, 08, 09, 10, 11, 12, \
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13, 14, 15, R1024_0, 8 * (R) + 1); \
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R1024(00, 09, 02, 13, 06, 11, 04, 15, 10, 07, 12, 03, 14, \
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05, 08, 01, R1024_1, 8 * (R) + 2); \
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R1024(00, 07, 02, 05, 04, 03, 06, 01, 12, 15, 14, 13, 08, \
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11, 10, 09, R1024_2, 8 * (R) + 3); \
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R1024(00, 15, 02, 11, 06, 13, 04, 09, 14, 01, 08, 05, 10, \
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03, 12, 07, R1024_3, 8 * (R) + 4); \
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I1024(2 * (R)); \
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R1024(00, 01, 02, 03, 04, 05, 06, 07, 08, 09, 10, 11, 12, \
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13, 14, 15, R1024_4, 8 * (R) + 5); \
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R1024(00, 09, 02, 13, 06, 11, 04, 15, 10, 07, 12, 03, 14, \
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05, 08, 01, R1024_5, 8 * (R) + 6); \
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R1024(00, 07, 02, 05, 04, 03, 06, 01, 12, 15, 14, 13, 08, \
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11, 10, 09, R1024_6, 8 * (R) + 7); \
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R1024(00, 15, 02, 11, 06, 13, 04, 09, 14, 01, 08, 05, 10, \
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03, 12, 07, R1024_7, 8 * (R) + 8); \
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I1024(2 * (R) + 1); \
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} while (0)
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#define R1024_UNROLL_R(NN) \
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((SKEIN_UNROLL_1024 == 0 && \
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SKEIN_1024_ROUNDS_TOTAL / 8 > (NN)) || \
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(SKEIN_UNROLL_1024 > (NN)))
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#if (SKEIN_UNROLL_1024 > 14)
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#error "need more unrolling in Skein_1024_Process_Block"
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#endif
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#endif
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/***************************** SKEIN_256 ******************************/
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#if !(SKEIN_USE_ASM & 256)
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void skein_256_process_block(struct skein_256_ctx *ctx, const u8 *blk_ptr,
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@ -14,6 +14,329 @@
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#include "skein_base.h" /* get the Skein API definitions */
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#ifndef SKEIN_USE_ASM
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#define SKEIN_USE_ASM (0) /* default is all C code (no ASM) */
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#endif
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#ifndef SKEIN_LOOP
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#define SKEIN_LOOP 001 /* default: unroll 256 and 512, but not 1024 */
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#endif
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#define BLK_BITS (WCNT * 64) /* some useful definitions for code here */
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#define KW_TWK_BASE (0)
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#define KW_KEY_BASE (3)
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#define ks (kw + KW_KEY_BASE)
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#define ts (kw + KW_TWK_BASE)
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#ifdef SKEIN_DEBUG
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#define debug_save_tweak(ctx) \
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{ \
|
||||
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,
|
||||
|
|
|
|||
Loading…
Reference in New Issue