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linux
staging: skein: fix checkpatch block comments warning
Fix the following warnings:
Block comments should align the * on each line
Signed-off-by: Abdul Rauf <abdulraufmujahid@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
authored by
Abdul Rauf
and committed by
Greg Kroah-Hartman
bb9fdbfd
09249ecd
+99
-89
+59
-53
drivers/staging/skein/skein_base.h
+59
-53
drivers/staging/skein/skein_base.h
···
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#ifndef _SKEIN_H_
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#define _SKEIN_H_ 1
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/**************************************************************************
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**
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** Interface declarations and internal definitions for Skein hashing.
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**
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** Source code author: Doug Whiting, 2008.
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**
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** This algorithm and source code is released to the public domain.
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**
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***************************************************************************
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**
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** The following compile-time switches may be defined to control some
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** tradeoffs between speed, code size, error checking, and security.
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**
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** The "default" note explains what happens when the switch is not defined.
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**
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** SKEIN_ERR_CHECK -- how error checking is handled inside Skein
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** code. If not defined, most error checking
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** is disabled (for performance). Otherwise,
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** the switch value is interpreted as:
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** 0: use assert() to flag errors
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** 1: return SKEIN_FAIL to flag errors
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**
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***************************************************************************/
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/*
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**************************************************************************
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*
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* Interface declarations and internal definitions for Skein hashing.
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*
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* Source code author: Doug Whiting, 2008.
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*
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* This algorithm and source code is released to the public domain.
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*
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**************************************************************************
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*
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* The following compile-time switches may be defined to control some
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* tradeoffs between speed, code size, error checking, and security.
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*
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* The "default" note explains what happens when the switch is not defined.
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*
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* SKEIN_ERR_CHECK -- how error checking is handled inside Skein
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* code. If not defined, most error checking
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* is disabled (for performance). Otherwise,
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* the switch value is interpreted as:
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* 0: use assert() to flag errors
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* 1: return SKEIN_FAIL to flag errors
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*
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**************************************************************************
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*/
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/*Skein digest sizes for crypto api*/
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#define SKEIN256_DIGEST_BIT_SIZE 256
···
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int skein_1024_final(struct skein_1024_ctx *ctx, u8 *hash_val);
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/*
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** Skein APIs for "extended" initialization: MAC keys, tree hashing.
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** After an init_ext() call, just use update/final calls as with init().
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**
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** Notes: Same parameters as _init() calls, plus tree_info/key/key_bytes.
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** When key_bytes == 0 and tree_info == SKEIN_SEQUENTIAL,
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** the results of init_ext() are identical to calling init().
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** The function init() may be called once to "precompute" the IV for
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** a given hash_bit_len value, then by saving a copy of the context
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** the IV computation may be avoided in later calls.
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** Similarly, the function init_ext() may be called once per MAC key
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** to precompute the MAC IV, then a copy of the context saved and
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** reused for each new MAC computation.
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**/
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* Skein APIs for "extended" initialization: MAC keys, tree hashing.
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* After an init_ext() call, just use update/final calls as with init().
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*
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* Notes: Same parameters as _init() calls, plus tree_info/key/key_bytes.
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* When key_bytes == 0 and tree_info == SKEIN_SEQUENTIAL,
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* the results of init_ext() are identical to calling init().
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* The function init() may be called once to "precompute" the IV for
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* a given hash_bit_len value, then by saving a copy of the context
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* the IV computation may be avoided in later calls.
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* Similarly, the function init_ext() may be called once per MAC key
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* to precompute the MAC IV, then a copy of the context saved and
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* reused for each new MAC computation.
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*/
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int skein_256_init_ext(struct skein_256_ctx *ctx, size_t hash_bit_len,
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u64 tree_info, const u8 *key, size_t key_bytes);
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int skein_512_init_ext(struct skein_512_ctx *ctx, size_t hash_bit_len,
···
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u64 tree_info, const u8 *key, size_t key_bytes);
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/*
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** Skein APIs for MAC and tree hash:
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** final_pad: pad, do final block, but no OUTPUT type
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** output: do just the output stage
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*/
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* Skein APIs for MAC and tree hash:
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* final_pad: pad, do final block, but no OUTPUT type
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* output: do just the output stage
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*/
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int skein_256_final_pad(struct skein_256_ctx *ctx, u8 *hash_val);
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int skein_512_final_pad(struct skein_512_ctx *ctx, u8 *hash_val);
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int skein_1024_final_pad(struct skein_1024_ctx *ctx, u8 *hash_val);
···
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int skein_1024_output(struct skein_1024_ctx *ctx, u8 *hash_val);
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#endif
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/*****************************************************************
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** "Internal" Skein definitions
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** -- not needed for sequential hashing API, but will be
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** helpful for other uses of Skein (e.g., tree hash mode).
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** -- included here so that they can be shared between
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** reference and optimized code.
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******************************************************************/
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/*
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*****************************************************************
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* "Internal" Skein definitions
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* -- not needed for sequential hashing API, but will be
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* helpful for other uses of Skein (e.g., tree hash mode).
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* -- included here so that they can be shared between
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* reference and optimized code.
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*****************************************************************
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*/
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/* tweak word tweak[1]: bit field starting positions */
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#define SKEIN_T1_BIT(BIT) ((BIT) - 64) /* second word */
···
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#define SKEIN_CFG_TREE_INFO_SEQUENTIAL SKEIN_CFG_TREE_INFO(0, 0, 0)
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/*
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** Skein macros for getting/setting tweak words, etc.
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** These are useful for partial input bytes, hash tree init/update, etc.
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**/
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* Skein macros for getting/setting tweak words, etc.
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* These are useful for partial input bytes, hash tree init/update, etc.
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*/
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#define skein_get_tweak(ctx_ptr, TWK_NUM) ((ctx_ptr)->h.tweak[TWK_NUM])
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#define skein_set_tweak(ctx_ptr, TWK_NUM, t_val) { \
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(ctx_ptr)->h.tweak[TWK_NUM] = (t_val); \
···
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#define skein_assert_ret(x, ret_code)
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#define skein_assert(x)
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/*****************************************************************
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** Skein block function constants (shared across Ref and Opt code)
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******************************************************************/
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/*
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*****************************************************************
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* Skein block function constants (shared across Ref and Opt code)
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*****************************************************************
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*/
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enum {
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/* SKEIN_256 round rotation constants */
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R_256_0_0 = 14, R_256_0_1 = 16,
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drivers/staging/skein/skein_block.c
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-15
drivers/staging/skein/skein_block.c
···
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/***********************************************************************
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**
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** Implementation of the Skein block functions.
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**
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** Source code author: Doug Whiting, 2008.
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**
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** This algorithm and source code is released to the public domain.
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**
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** Compile-time switches:
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**
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** SKEIN_USE_ASM -- set bits (256/512/1024) to select which
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** versions use ASM code for block processing
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** [default: use C for all block sizes]
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**
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************************************************************************/
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/*
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***********************************************************************
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*
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* Implementation of the Skein block functions.
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*
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* Source code author: Doug Whiting, 2008.
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*
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* This algorithm and source code is released to the public domain.
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*
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* Compile-time switches:
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*
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* SKEIN_USE_ASM -- set bits (256/512/1024) to select which
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* versions use ASM code for block processing
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* [default: use C for all block sizes]
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*
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***********************************************************************
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*/
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#include <linux/string.h>
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#include <linux/bitops.h>
+11
-9
drivers/staging/skein/skein_block.h
+11
-9
drivers/staging/skein/skein_block.h
···
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/***********************************************************************
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**
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** Implementation of the Skein hash function.
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**
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** Source code author: Doug Whiting, 2008.
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**
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** This algorithm and source code is released to the public domain.
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**
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************************************************************************/
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/*
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***********************************************************************
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*
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* Implementation of the Skein hash function.
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*
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* Source code author: Doug Whiting, 2008.
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*
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* This algorithm and source code is released to the public domain.
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*
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***********************************************************************
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*/
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#ifndef _SKEIN_BLOCK_H_
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#define _SKEIN_BLOCK_H_
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+12
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drivers/staging/skein/skein_iv.h
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drivers/staging/skein/skein_iv.h
···
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#include "skein_base.h" /* get Skein macros and types */
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/*
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***************** Pre-computed Skein IVs *******************
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**
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** NOTE: these values are not "magic" constants, but
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** are generated using the Threefish block function.
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** They are pre-computed here only for speed; i.e., to
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** avoid the need for a Threefish call during Init().
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**
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** The IV for any fixed hash length may be pre-computed.
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** Only the most common values are included here.
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**
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************************************************************
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**/
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**************** Pre-computed Skein IVs *******************
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*
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* NOTE: these values are not "magic" constants, but
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* are generated using the Threefish block function.
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* They are pre-computed here only for speed; i.e., to
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* avoid the need for a Threefish call during Init().
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*
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* The IV for any fixed hash length may be pre-computed.
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* Only the most common values are included here.
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*
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***********************************************************
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*/
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#define MK_64 SKEIN_MK_64
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