staging: skein: Whitespace cleanup
Pretties up multiline #defines and many other whitespace issues Signed-off-by: Eric Rost <eric.rost@mybabylon.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Eric Rost
Greg Kroah-Hartman
parent
9246a4a98a
commit
6ffb16475c
@ -26,15 +26,18 @@
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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 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]; }
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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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@ -43,15 +46,15 @@
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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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size_t blk_cnt, size_t byte_cnt_add)
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{ /* do it in C */
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{ /* do it in C */
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enum {
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WCNT = SKEIN_256_STATE_WORDS
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};
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#undef RCNT
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#define RCNT (SKEIN_256_ROUNDS_TOTAL/8)
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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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#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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@ -96,7 +99,8 @@ void skein_256_process_block(struct skein_256_ctx *ctx, const u8 *blk_ptr,
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debug_save_tweak(ctx);
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skein_show_block(BLK_BITS, &ctx->h, ctx->x, blk_ptr, w, ks, ts);
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X0 = w[0] + ks[0]; /* do the first full key injection */
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/* do the first full key injection */
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X0 = w[0] + ks[0];
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X1 = w[1] + ks[1] + ts[0];
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X2 = w[2] + ks[2] + ts[1];
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X3 = w[3] + ks[3];
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@ -111,8 +115,12 @@ void skein_256_process_block(struct skein_256_ctx *ctx, const u8 *blk_ptr,
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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; X##p1 = rotl_64(X##p1, ROT##_0); X##p1 ^= X##p0; \
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X##p2 += X##p3; X##p3 = rotl_64(X##p3, ROT##_1); X##p3 ^= X##p2; \
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X##p0 += X##p1; \
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X##p1 = rotl_64(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 = rotl_64(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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@ -125,13 +133,14 @@ do { \
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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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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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skein_show_r_ptr(BLK_BITS, &ctx->h, SKEIN_RND_KEY_INJECT, X_ptr); \
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} while (0)
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#else /* looping version */
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#else
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/* looping version */
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#define R256(p0, p1, p2, p3, ROT, r_num) \
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do { \
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ROUND256(p0, p1, p2, p3, ROT, r_num); \
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@ -141,10 +150,10 @@ do { \
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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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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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@ -172,54 +181,54 @@ do { \
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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_256_ROUNDS_TOTAL / 8 > (NN)) || \
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(SKEIN_UNROLL_256 > (NN)))
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#if R256_UNROLL_R(1)
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#if R256_UNROLL_R(1)
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R256_8_ROUNDS(1);
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#endif
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#if R256_UNROLL_R(2)
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#endif
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#if R256_UNROLL_R(2)
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R256_8_ROUNDS(2);
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#endif
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#if R256_UNROLL_R(3)
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#endif
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#if R256_UNROLL_R(3)
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R256_8_ROUNDS(3);
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#endif
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#if R256_UNROLL_R(4)
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#endif
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#if R256_UNROLL_R(4)
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R256_8_ROUNDS(4);
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#endif
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#if R256_UNROLL_R(5)
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#endif
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#if R256_UNROLL_R(5)
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R256_8_ROUNDS(5);
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#endif
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#if R256_UNROLL_R(6)
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#endif
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#if R256_UNROLL_R(6)
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R256_8_ROUNDS(6);
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#endif
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#if R256_UNROLL_R(7)
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#endif
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#if R256_UNROLL_R(7)
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R256_8_ROUNDS(7);
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#endif
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#if R256_UNROLL_R(8)
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#endif
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#if R256_UNROLL_R(8)
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R256_8_ROUNDS(8);
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#endif
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#if R256_UNROLL_R(9)
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#endif
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#if R256_UNROLL_R(9)
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R256_8_ROUNDS(9);
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#endif
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#if R256_UNROLL_R(10)
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#endif
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#if R256_UNROLL_R(10)
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R256_8_ROUNDS(10);
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#endif
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#if R256_UNROLL_R(11)
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#endif
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#if R256_UNROLL_R(11)
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R256_8_ROUNDS(11);
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#endif
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#if R256_UNROLL_R(12)
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#endif
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#if R256_UNROLL_R(12)
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R256_8_ROUNDS(12);
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#endif
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#if R256_UNROLL_R(13)
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#endif
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#if R256_UNROLL_R(13)
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R256_8_ROUNDS(13);
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#endif
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#if R256_UNROLL_R(14)
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#endif
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#if R256_UNROLL_R(14)
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R256_8_ROUNDS(14);
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#endif
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#if (SKEIN_UNROLL_256 > 14)
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#endif
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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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}
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/* do the final "feedforward" xor, update context chaining */
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ctx->x[0] = X0 ^ w[0];
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@ -312,7 +321,8 @@ void skein_512_process_block(struct skein_512_ctx *ctx, const u8 *blk_ptr,
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debug_save_tweak(ctx);
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skein_show_block(BLK_BITS, &ctx->h, ctx->x, blk_ptr, w, ks, ts);
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X0 = w[0] + ks[0]; /* do the first full key injection */
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/* do the first full key injection */
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X0 = w[0] + ks[0];
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X1 = w[1] + ks[1];
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X2 = w[2] + ks[2];
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X3 = w[3] + ks[3];
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@ -328,10 +338,17 @@ void skein_512_process_block(struct skein_512_ctx *ctx, const u8 *blk_ptr,
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/* run the rounds */
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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; X##p1 = rotl_64(X##p1, ROT##_0); X##p1 ^= X##p0; \
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X##p2 += X##p3; X##p3 = rotl_64(X##p3, ROT##_1); X##p3 ^= X##p2; \
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X##p4 += X##p5; X##p5 = rotl_64(X##p5, ROT##_2); X##p5 ^= X##p4; \
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X##p6 += X##p7; X##p7 = rotl_64(X##p7, ROT##_3); X##p7 ^= X##p6; \
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X##p0 += X##p1; \
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X##p1 = rotl_64(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 = rotl_64(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 = rotl_64(X##p5, ROT##_2); \
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X##p5 ^= X##p4; \
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X##p6 += X##p7; X##p7 = rotl_64(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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@ -354,6 +371,7 @@ do { \
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X7 += ks[((R) + 8) % 9] + (R) + 1; \
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skein_show_r_ptr(BLK_BITS, &ctx->h, SKEIN_RND_KEY_INJECT, X_ptr); \
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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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do { \
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@ -402,51 +420,51 @@ do { \
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SKEIN_512_ROUNDS_TOTAL/8 > (NN)) || \
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(SKEIN_UNROLL_512 > (NN)))
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#if R512_UNROLL_R(1)
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#if R512_UNROLL_R(1)
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R512_8_ROUNDS(1);
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#endif
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#if R512_UNROLL_R(2)
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#endif
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#if R512_UNROLL_R(2)
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R512_8_ROUNDS(2);
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#endif
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#if R512_UNROLL_R(3)
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#endif
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#if R512_UNROLL_R(3)
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R512_8_ROUNDS(3);
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#endif
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#if R512_UNROLL_R(4)
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#endif
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#if R512_UNROLL_R(4)
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R512_8_ROUNDS(4);
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#endif
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#if R512_UNROLL_R(5)
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#endif
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#if R512_UNROLL_R(5)
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R512_8_ROUNDS(5);
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#endif
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#if R512_UNROLL_R(6)
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#endif
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#if R512_UNROLL_R(6)
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R512_8_ROUNDS(6);
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#endif
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#if R512_UNROLL_R(7)
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#endif
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#if R512_UNROLL_R(7)
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R512_8_ROUNDS(7);
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#endif
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#if R512_UNROLL_R(8)
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#endif
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#if R512_UNROLL_R(8)
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R512_8_ROUNDS(8);
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#endif
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#if R512_UNROLL_R(9)
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#endif
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#if R512_UNROLL_R(9)
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R512_8_ROUNDS(9);
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#endif
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#if R512_UNROLL_R(10)
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#endif
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#if R512_UNROLL_R(10)
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R512_8_ROUNDS(10);
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#endif
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#if R512_UNROLL_R(11)
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#endif
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#if R512_UNROLL_R(11)
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R512_8_ROUNDS(11);
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#endif
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#if R512_UNROLL_R(12)
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#endif
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#if R512_UNROLL_R(12)
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R512_8_ROUNDS(12);
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#endif
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#if R512_UNROLL_R(13)
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#endif
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#if R512_UNROLL_R(13)
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R512_8_ROUNDS(13);
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#endif
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#if R512_UNROLL_R(14)
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#endif
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#if R512_UNROLL_R(14)
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R512_8_ROUNDS(14);
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#endif
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#if (SKEIN_UNROLL_512 > 14)
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#endif
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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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}
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/* do the final "feedforward" xor, update context chaining */
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@ -513,11 +531,21 @@ void skein_1024_process_block(struct skein_1024_ctx *ctx, const u8 *blk_ptr,
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#ifdef SKEIN_DEBUG
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const u64 *X_ptr[16]; /* use for debugging (help cc put Xn in regs) */
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X_ptr[0] = &X00; X_ptr[1] = &X01; X_ptr[2] = &X02;
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X_ptr[3] = &X03; X_ptr[4] = &X04; X_ptr[5] = &X05;
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X_ptr[6] = &X06; X_ptr[7] = &X07; X_ptr[8] = &X08;
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X_ptr[9] = &X09; X_ptr[10] = &X10; X_ptr[11] = &X11;
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X_ptr[12] = &X12; X_ptr[13] = &X13; X_ptr[14] = &X14;
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X_ptr[0] = &X00;
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X_ptr[1] = &X01;
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X_ptr[2] = &X02;
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X_ptr[3] = &X03;
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X_ptr[4] = &X04;
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X_ptr[5] = &X05;
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X_ptr[6] = &X06;
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X_ptr[7] = &X07;
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X_ptr[8] = &X08;
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X_ptr[9] = &X09;
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X_ptr[10] = &X10;
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X_ptr[11] = &X11;
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X_ptr[12] = &X12;
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X_ptr[13] = &X13;
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X_ptr[14] = &X14;
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X_ptr[15] = &X15;
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#endif
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@ -560,7 +588,8 @@ void skein_1024_process_block(struct skein_1024_ctx *ctx, const u8 *blk_ptr,
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debug_save_tweak(ctx);
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skein_show_block(BLK_BITS, &ctx->h, ctx->x, blk_ptr, w, ks, ts);
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X00 = w[0] + ks[0]; /* do the first full key injection */
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/* do the first full key injection */
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X00 = w[0] + ks[0];
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X01 = w[1] + ks[1];
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X02 = w[2] + ks[2];
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X03 = w[3] + ks[3];
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@ -583,14 +612,30 @@ void skein_1024_process_block(struct skein_1024_ctx *ctx, const u8 *blk_ptr,
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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; X##p1 = rotl_64(X##p1, ROT##_0); X##p1 ^= X##p0; \
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X##p2 += X##p3; X##p3 = rotl_64(X##p3, ROT##_1); X##p3 ^= X##p2; \
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X##p4 += X##p5; X##p5 = rotl_64(X##p5, ROT##_2); X##p5 ^= X##p4; \
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X##p6 += X##p7; X##p7 = rotl_64(X##p7, ROT##_3); X##p7 ^= X##p6; \
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X##p8 += X##p9; X##p9 = rotl_64(X##p9, ROT##_4); X##p9 ^= X##p8; \
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X##pA += X##pB; X##pB = rotl_64(X##pB, ROT##_5); X##pB ^= X##pA; \
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X##pC += X##pD; X##pD = rotl_64(X##pD, ROT##_6); X##pD ^= X##pC; \
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X##pE += X##pF; X##pF = rotl_64(X##pF, ROT##_7); X##pF ^= X##pE; \
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X##p0 += X##p1; \
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X##p1 = rotl_64(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 = rotl_64(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 = rotl_64(X##p5, ROT##_2); \
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X##p5 ^= X##p4; \
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X##p6 += X##p7; \
|
||||
X##p7 = rotl_64(X##p7, ROT##_3); \
|
||||
X##p7 ^= X##p6; \
|
||||
X##p8 += X##p9; \
|
||||
X##p9 = rotl_64(X##p9, ROT##_4); \
|
||||
X##p9 ^= X##p8; \
|
||||
X##pA += X##pB; \
|
||||
X##pB = rotl_64(X##pB, ROT##_5); \
|
||||
X##pB ^= X##pA; \
|
||||
X##pC += X##pD; \
|
||||
X##pD = rotl_64(X##pD, ROT##_6); \
|
||||
X##pD ^= X##pC; \
|
||||
X##pE += X##pF; \
|
||||
X##pF = rotl_64(X##pF, ROT##_7); \
|
||||
X##pF ^= X##pE; \
|
||||
} while (0)
|
||||
|
||||
#if SKEIN_UNROLL_1024 == 0
|
||||
@ -689,48 +734,48 @@ do { \
|
||||
SKEIN_1024_ROUNDS_TOTAL/8 > (NN)) || \
|
||||
(SKEIN_UNROLL_1024 > (NN)))
|
||||
|
||||
#if R1024_UNROLL_R(1)
|
||||
#if R1024_UNROLL_R(1)
|
||||
R1024_8_ROUNDS(1);
|
||||
#endif
|
||||
#if R1024_UNROLL_R(2)
|
||||
#endif
|
||||
#if R1024_UNROLL_R(2)
|
||||
R1024_8_ROUNDS(2);
|
||||
#endif
|
||||
#if R1024_UNROLL_R(3)
|
||||
#endif
|
||||
#if R1024_UNROLL_R(3)
|
||||
R1024_8_ROUNDS(3);
|
||||
#endif
|
||||
#if R1024_UNROLL_R(4)
|
||||
#endif
|
||||
#if R1024_UNROLL_R(4)
|
||||
R1024_8_ROUNDS(4);
|
||||
#endif
|
||||
#if R1024_UNROLL_R(5)
|
||||
#endif
|
||||
#if R1024_UNROLL_R(5)
|
||||
R1024_8_ROUNDS(5);
|
||||
#endif
|
||||
#if R1024_UNROLL_R(6)
|
||||
#endif
|
||||
#if R1024_UNROLL_R(6)
|
||||
R1024_8_ROUNDS(6);
|
||||
#endif
|
||||
#if R1024_UNROLL_R(7)
|
||||
#endif
|
||||
#if R1024_UNROLL_R(7)
|
||||
R1024_8_ROUNDS(7);
|
||||
#endif
|
||||
#if R1024_UNROLL_R(8)
|
||||
#endif
|
||||
#if R1024_UNROLL_R(8)
|
||||
R1024_8_ROUNDS(8);
|
||||
#endif
|
||||
#if R1024_UNROLL_R(9)
|
||||
#endif
|
||||
#if R1024_UNROLL_R(9)
|
||||
R1024_8_ROUNDS(9);
|
||||
#endif
|
||||
#if R1024_UNROLL_R(10)
|
||||
#endif
|
||||
#if R1024_UNROLL_R(10)
|
||||
R1024_8_ROUNDS(10);
|
||||
#endif
|
||||
#if R1024_UNROLL_R(11)
|
||||
#endif
|
||||
#if R1024_UNROLL_R(11)
|
||||
R1024_8_ROUNDS(11);
|
||||
#endif
|
||||
#if R1024_UNROLL_R(12)
|
||||
#endif
|
||||
#if R1024_UNROLL_R(12)
|
||||
R1024_8_ROUNDS(12);
|
||||
#endif
|
||||
#if R1024_UNROLL_R(13)
|
||||
#endif
|
||||
#if R1024_UNROLL_R(13)
|
||||
R1024_8_ROUNDS(13);
|
||||
#endif
|
||||
#if R1024_UNROLL_R(14)
|
||||
#endif
|
||||
#if R1024_UNROLL_R(14)
|
||||
R1024_8_ROUNDS(14);
|
||||
#endif
|
||||
#endif
|
||||
#if (SKEIN_UNROLL_1024 > 14)
|
||||
#error "need more unrolling in Skein_1024_Process_Block"
|
||||
#endif
|
||||
|
||||
Loading…
Reference in New Issue
Block a user