[PATCH v2 1/1] staging: skein: Removes skein_debug include

From: Eric Rost
Date: Tue Oct 28 2014 - 19:46:46 EST

Removes skein_debug.h include since skein_debug.h is nonexistent.
Removes unneeded debug empty macro defines and their uses.

Signed-off-by: Eric Rost <eric.rost@xxxxxxxxxxxxx>
---
drivers/staging/skein/skein_base.c | 18 ------------------
drivers/staging/skein/skein_base.h | 17 -----------------
drivers/staging/skein/skein_block.c | 30 +-----------------------------
3 files changed, 1 insertion(+), 64 deletions(-)

diff --git a/drivers/staging/skein/skein_base.c b/drivers/staging/skein/skein_base.c
index ebc436a..7e700a6 100644
--- a/drivers/staging/skein/skein_base.c
+++ b/drivers/staging/skein/skein_base.c
@@ -124,8 +124,6 @@ int skein_256_init_ext(struct skein_256_ctx *ctx, size_t hash_bit_len,
/* tree hash config info (or SKEIN_CFG_TREE_INFO_SEQUENTIAL) */
cfg.w[2] = skein_swap64(tree_info);

- skein_show_key(256, &ctx->h, key, key_bytes);
-
/* compute the initial chaining values from config block */
skein_256_process_block(ctx, cfg.b, 1, SKEIN_CFG_STR_LEN);

@@ -232,8 +230,6 @@ int skein_256_final(struct skein_256_ctx *ctx, u8 *hash_val)
/* "output" the ctr mode bytes */
skein_put64_lsb_first(hash_val+i*SKEIN_256_BLOCK_BYTES, ctx->x,
n);
- skein_show_final(256, &ctx->h, n,
- hash_val+i*SKEIN_256_BLOCK_BYTES);
/* restore the counter mode key for next time */
memcpy(ctx->x, x, sizeof(x));
}
@@ -353,8 +349,6 @@ int skein_512_init_ext(struct skein_512_ctx *ctx, size_t hash_bit_len,
/* tree hash config info (or SKEIN_CFG_TREE_INFO_SEQUENTIAL) */
cfg.w[2] = skein_swap64(tree_info);

- skein_show_key(512, &ctx->h, key, key_bytes);
-
/* compute the initial chaining values from config block */
skein_512_process_block(ctx, cfg.b, 1, SKEIN_CFG_STR_LEN);

@@ -461,8 +455,6 @@ int skein_512_final(struct skein_512_ctx *ctx, u8 *hash_val)
/* "output" the ctr mode bytes */
skein_put64_lsb_first(hash_val+i*SKEIN_512_BLOCK_BYTES, ctx->x,
n);
- skein_show_final(512, &ctx->h, n,
- hash_val+i*SKEIN_512_BLOCK_BYTES);
/* restore the counter mode key for next time */
memcpy(ctx->x, x, sizeof(x));
}
@@ -577,8 +569,6 @@ int skein_1024_init_ext(struct skein_1024_ctx *ctx, size_t hash_bit_len,
/* tree hash config info (or SKEIN_CFG_TREE_INFO_SEQUENTIAL) */
cfg.w[2] = skein_swap64(tree_info);

- skein_show_key(1024, &ctx->h, key, key_bytes);
-
/* compute the initial chaining values from config block */
skein_1024_process_block(ctx, cfg.b, 1, SKEIN_CFG_STR_LEN);

@@ -685,8 +675,6 @@ int skein_1024_final(struct skein_1024_ctx *ctx, u8 *hash_val)
/* "output" the ctr mode bytes */
skein_put64_lsb_first(hash_val+i*SKEIN_1024_BLOCK_BYTES, ctx->x,
n);
- skein_show_final(1024, &ctx->h, n,
- hash_val+i*SKEIN_1024_BLOCK_BYTES);
/* restore the counter mode key for next time */
memcpy(ctx->x, x, sizeof(x));
}
@@ -794,8 +782,6 @@ int skein_256_output(struct skein_256_ctx *ctx, u8 *hash_val)
/* "output" the ctr mode bytes */
skein_put64_lsb_first(hash_val+i*SKEIN_256_BLOCK_BYTES, ctx->x,
n);
- skein_show_final(256, &ctx->h, n,
- hash_val+i*SKEIN_256_BLOCK_BYTES);
/* restore the counter mode key for next time */
memcpy(ctx->x, x, sizeof(x));
}
@@ -833,8 +819,6 @@ int skein_512_output(struct skein_512_ctx *ctx, u8 *hash_val)
/* "output" the ctr mode bytes */
skein_put64_lsb_first(hash_val+i*SKEIN_512_BLOCK_BYTES, ctx->x,
n);
- skein_show_final(256, &ctx->h, n,
- hash_val+i*SKEIN_512_BLOCK_BYTES);
/* restore the counter mode key for next time */
memcpy(ctx->x, x, sizeof(x));
}
@@ -872,8 +856,6 @@ int skein_1024_output(struct skein_1024_ctx *ctx, u8 *hash_val)
/* "output" the ctr mode bytes */
skein_put64_lsb_first(hash_val+i*SKEIN_1024_BLOCK_BYTES, ctx->x,
n);
- skein_show_final(256, &ctx->h, n,
- hash_val+i*SKEIN_1024_BLOCK_BYTES);
/* restore the counter mode key for next time */
memcpy(ctx->x, x, sizeof(x));
}
diff --git a/drivers/staging/skein/skein_base.h b/drivers/staging/skein/skein_base.h
index 0111fa4..993b951 100644
--- a/drivers/staging/skein/skein_base.h
+++ b/drivers/staging/skein/skein_base.h
@@ -15,10 +15,6 @@
**
** The "default" note explains what happens when the switch is not defined.
**
-** SKEIN_DEBUG -- make callouts from inside Skein code
-** to examine/display intermediate values.
-** [default: no callouts (no overhead)]
-**
** SKEIN_ERR_CHECK -- how error checking is handled inside Skein
** code. If not defined, most error checking
** is disabled (for performance). Otherwise,
@@ -279,19 +275,6 @@ int skein_1024_output(struct skein_1024_ctx *ctx, u8 *hash_val);
(hdr).tweak[1] |= SKEIN_T1_TREE_LEVEL(height); \
}

-/*****************************************************************
-** "Internal" Skein definitions for debugging and error checking
-******************************************************************/
-#ifdef SKEIN_DEBUG /* examine/display intermediate values? */
-#include "skein_debug.h"
-#else /* default is no callouts */
-#define skein_show_block(bits, ctx, x, blk_ptr, w_ptr, ks_event_ptr, ks_odd_ptr)
-#define skein_show_round(bits, ctx, r, x)
-#define skein_show_r_ptr(bits, ctx, r, x_ptr)
-#define skein_show_final(bits, ctx, cnt, out_ptr)
-#define skein_show_key(bits, ctx, key, key_bytes)
-#endif
-
/* ignore all asserts, for performance */
#define skein_assert_ret(x, ret_code)
#define skein_assert(x)
diff --git a/drivers/staging/skein/skein_block.c b/drivers/staging/skein/skein_block.c
index 36b0b40..289bf13 100644
--- a/drivers/staging/skein/skein_block.c
+++ b/drivers/staging/skein/skein_block.c
@@ -70,7 +70,6 @@ do { \
#define R256(p0, p1, p2, p3, ROT, r_num) /* fully unrolled */ \
do { \
ROUND256(p0, p1, p2, p3, ROT, r_num); \
- skein_show_r_ptr(BLK_BITS, &ctx->h, r_num, X_ptr); \
} while (0)

#define I256(R) \
@@ -80,14 +79,12 @@ do { \
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; \
- skein_show_r_ptr(BLK_BITS, &ctx->h, SKEIN_RND_KEY_INJECT, X_ptr); \
} while (0)
#else
/* looping version */
#define R256(p0, p1, p2, p3, ROT, r_num) \
do { \
ROUND256(p0, p1, p2, p3, ROT, r_num); \
- skein_show_r_ptr(BLK_BITS, &ctx->h, 4 * (r - 1) + r_num, X_ptr); \
} while (0)

#define I256(R) \
@@ -100,7 +97,6 @@ do { \
/* rotate key schedule */ \
ks[r + (R) + 4] = ks[r + (R) - 1]; \
ts[r + (R) + 2] = ts[r + (R) - 1]; \
- skein_show_r_ptr(BLK_BITS, &ctx->h, SKEIN_RND_KEY_INJECT, X_ptr); \
} while (0)
#endif
#define R256_8_ROUNDS(R) \
@@ -160,8 +156,7 @@ do { \
#if SKEIN_UNROLL_512 == 0
#define R512(p0, p1, p2, p3, p4, p5, p6, p7, ROT, r_num) /* unrolled */ \
do { \
- ROUND512(p0, p1, p2, p3, p4, p5, p6, p7, ROT, r_num) \
- skein_show_r_ptr(BLK_BITS, &ctx->h, r_num, X_ptr); \
+ ROUND512(p0, p1, p2, p3, p4, p5, p6, p7, ROT, r_num); \
} while (0)

#define I512(R) \
@@ -175,14 +170,12 @@ do { \
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; \
- skein_show_r_ptr(BLK_BITS, &ctx->h, SKEIN_RND_KEY_INJECT, X_ptr); \
} while (0)

#else /* looping version */
#define R512(p0, p1, p2, p3, p4, p5, p6, p7, ROT, r_num) \
do { \
ROUND512(p0, p1, p2, p3, p4, p5, p6, p7, ROT, r_num); \
- skein_show_r_ptr(BLK_BITS, &ctx->h, 4 * (r - 1) + r_num, X_ptr); \
} while (0)

#define I512(R) \
@@ -199,7 +192,6 @@ do { \
/* rotate key schedule */ \
ks[r + (R) + 8] = ks[r + (R) - 1]; \
ts[r + (R) + 2] = ts[r + (R) - 1]; \
- skein_show_r_ptr(BLK_BITS, &ctx->h, SKEIN_RND_KEY_INJECT, X_ptr); \
} while (0)
#endif /* end of looped code definitions */
#define R512_8_ROUNDS(R) /* do 8 full rounds */ \
@@ -274,7 +266,6 @@ do { \
do { \
ROUND1024(p0, p1, p2, p3, p4, p5, p6, p7, p8, p9, pA, pB, pC, pD, pE, \
pF, ROT, rn); \
- skein_show_r_ptr(BLK_BITS, &ctx->h, rn, X_ptr); \
} while (0)

#define I1024(R) \
@@ -296,7 +287,6 @@ do { \
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; \
- skein_show_r_ptr(BLK_BITS, &ctx->h, SKEIN_RND_KEY_INJECT, X_ptr); \
} while (0)
#else /* looping version */
#define R1024(p0, p1, p2, p3, p4, p5, p6, p7, p8, p9, pA, pB, pC, pD, pE, pF, \
@@ -304,7 +294,6 @@ do { \
do { \
ROUND1024(p0, p1, p2, p3, p4, p5, p6, p7, p8, p9, pA, pB, pC, pD, pE, \
pF, ROT, rn); \
- skein_show_r_ptr(BLK_BITS, &ctx->h, 4 * (r - 1) + rn, X_ptr); \
} while (0)

#define I1024(R) \
@@ -329,7 +318,6 @@ do { \
/* rotate key schedule */ \
ks[r + (R) + 16] = ks[r + (R) - 1]; \
ts[r + (R) + 2] = ts[r + (R) - 1]; \
- skein_show_r_ptr(BLK_BITSi, &ctx->h, SKEIN_RND_KEY_INJECT, X_ptr); \
} while (0)

#endif
@@ -413,7 +401,6 @@ void skein_256_process_block(struct skein_256_ctx *ctx, const u8 *blk_ptr,
/* get input block in little-endian format */
skein_get64_lsb_first(w, blk_ptr, WCNT);
debug_save_tweak(ctx);
- skein_show_block(BLK_BITS, &ctx->h, ctx->x, blk_ptr, w, ks, ts);

/* do the first full key injection */
X0 = w[0] + ks[0];
@@ -422,9 +409,6 @@ void skein_256_process_block(struct skein_256_ctx *ctx, const u8 *blk_ptr,
X3 = w[3] + ks[3];

/* show starting state values */
- skein_show_r_ptr(BLK_BITS, &ctx->h, SKEIN_RND_KEY_INITIAL,
- x_ptr);
-
blk_ptr += SKEIN_256_BLOCK_BYTES;

/* run the rounds */
@@ -481,8 +465,6 @@ void skein_256_process_block(struct skein_256_ctx *ctx, const u8 *blk_ptr,
ctx->x[2] = X2 ^ w[2];
ctx->x[3] = X3 ^ w[3];

- skein_show_round(BLK_BITS, &ctx->h, SKEIN_RND_FEED_FWD, ctx->x);
-
ts[1] &= ~SKEIN_T1_FLAG_FIRST;
} while (--blk_cnt);
ctx->h.tweak[0] = ts[0];
@@ -558,7 +540,6 @@ void skein_512_process_block(struct skein_512_ctx *ctx, const u8 *blk_ptr,
/* get input block in little-endian format */
skein_get64_lsb_first(w, blk_ptr, WCNT);
debug_save_tweak(ctx);
- skein_show_block(BLK_BITS, &ctx->h, ctx->x, blk_ptr, w, ks, ts);

/* do the first full key injection */
X0 = w[0] + ks[0];
@@ -572,8 +553,6 @@ void skein_512_process_block(struct skein_512_ctx *ctx, const u8 *blk_ptr,

blk_ptr += SKEIN_512_BLOCK_BYTES;

- skein_show_r_ptr(BLK_BITS, &ctx->h, SKEIN_RND_KEY_INITIAL,
- X_ptr);
/* run the rounds */
for (r = 1;
r < (SKEIN_UNROLL_512 ? 2 * RCNT : 2);
@@ -634,7 +613,6 @@ void skein_512_process_block(struct skein_512_ctx *ctx, const u8 *blk_ptr,
ctx->x[5] = X5 ^ w[5];
ctx->x[6] = X6 ^ w[6];
ctx->x[7] = X7 ^ w[7];
- skein_show_round(BLK_BITS, &ctx->h, SKEIN_RND_FEED_FWD, ctx->x);

ts[1] &= ~SKEIN_T1_FLAG_FIRST;
} while (--blk_cnt);
@@ -732,7 +710,6 @@ void skein_1024_process_block(struct skein_1024_ctx *ctx, const u8 *blk_ptr,
/* get input block in little-endian format */
skein_get64_lsb_first(w, blk_ptr, WCNT);
debug_save_tweak(ctx);
- skein_show_block(BLK_BITS, &ctx->h, ctx->x, blk_ptr, w, ks, ts);

/* do the first full key injection */
X00 = w[0] + ks[0];
@@ -752,9 +729,6 @@ void skein_1024_process_block(struct skein_1024_ctx *ctx, const u8 *blk_ptr,
X14 = w[14] + ks[14] + ts[1];
X15 = w[15] + ks[15];

- skein_show_r_ptr(BLK_BITS, &ctx->h, SKEIN_RND_KEY_INITIAL,
- X_ptr);
-
for (r = 1;
r < (SKEIN_UNROLL_1024 ? 2 * RCNT : 2);
r += (SKEIN_UNROLL_1024 ? 2 * SKEIN_UNROLL_1024 : 1)) {
@@ -821,8 +795,6 @@ void skein_1024_process_block(struct skein_1024_ctx *ctx, const u8 *blk_ptr,
ctx->x[14] = X14 ^ w[14];
ctx->x[15] = X15 ^ w[15];

- skein_show_round(BLK_BITS, &ctx->h, SKEIN_RND_FEED_FWD, ctx->x);
-
ts[1] &= ~SKEIN_T1_FLAG_FIRST;
blk_ptr += SKEIN_1024_BLOCK_BYTES;
} while (--blk_cnt);
--
2.1.1

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