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Groestl hash cleanup
- Remove unused code - Remove x86 specific optimizations (to test code which closer to ARM on emulator) - Fix -Wundef warnings
This commit is contained in:
Yura Pakhuchiy
Pavol Rusnak
parent
e7281cf9f5
commit
9e08e8ce63
1
Makefile
1
Makefile
@ -10,6 +10,7 @@ CFLAGS += $(OPTFLAGS) \
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-Wimplicit-function-declaration \
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-Wredundant-decls \
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-Wstrict-prototypes \
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-Wundef \
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-Wpointer-arith \
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-Wformat \
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-Wreturn-type \
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227
groestl.h
227
groestl.h
@ -1,4 +1,5 @@
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/* $Id: sph_groestl.h 216 2010-06-08 09:46:57Z tp $ */
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/* Groestl hash from https://github.com/Groestlcoin/vanitygen
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* Trezor adaptation by Yura Pakhuchiy <pakhuchiy@gmail.com>. */
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/**
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* Groestl interface. This code implements Groestl with the recommended
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* parameters for SHA-3, with outputs of 224, 256, 384 and 512 bits.
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@ -32,71 +33,10 @@
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* @author Thomas Pornin <thomas.pornin@cryptolog.com>
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*/
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#ifndef SPH_GROESTL_H__
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#define SPH_GROESTL_H__
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#ifndef GROESTL_H__
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#define GROESTL_H__
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#include <stddef.h>
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#include "groestl_internal.h"
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/**
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* Output size (in bits) for Groestl-224.
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*/
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#define SPH_SIZE_groestl224 224
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/**
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* Output size (in bits) for Groestl-256.
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*/
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#define SPH_SIZE_groestl256 256
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/**
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* Output size (in bits) for Groestl-384.
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*/
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#define SPH_SIZE_groestl384 384
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/**
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* Output size (in bits) for Groestl-512.
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*/
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#define SPH_SIZE_groestl512 512
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/**
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* This structure is a context for Groestl-224 and Groestl-256 computations:
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* it contains the intermediate values and some data from the last
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* entered block. Once a Groestl computation has been performed, the
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* context can be reused for another computation.
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*
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* The contents of this structure are private. A running Groestl
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* computation can be cloned by copying the context (e.g. with a simple
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* <code>memcpy()</code>).
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*/
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typedef struct {
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#ifndef DOXYGEN_IGNORE
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unsigned char buf[64]; /* first field, for alignment */
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size_t ptr;
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union {
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#if SPH_64
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sph_u64 wide[8];
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#endif
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sph_u32 narrow[16];
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} state;
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#if SPH_64
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sph_u64 count;
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#else
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sph_u32 count_high, count_low;
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#endif
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#endif
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} sph_groestl_small_context;
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/**
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* This structure is a context for Groestl-224 computations. It is
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* identical to the common <code>sph_groestl_small_context</code>.
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*/
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typedef sph_groestl_small_context sph_groestl224_context;
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/**
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* This structure is a context for Groestl-256 computations. It is
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* identical to the common <code>sph_groestl_small_context</code>.
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*/
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typedef sph_groestl_small_context sph_groestl256_context;
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/**
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* This structure is a context for Groestl-384 and Groestl-512 computations:
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@ -109,170 +49,17 @@ typedef sph_groestl_small_context sph_groestl256_context;
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* <code>memcpy()</code>).
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*/
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typedef struct {
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#ifndef DOXYGEN_IGNORE
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unsigned char buf[128]; /* first field, for alignment */
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size_t ptr;
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union {
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#if SPH_64
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sph_u64 wide[16];
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#endif
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sph_u32 narrow[32];
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uint64_t wide[16];
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uint32_t narrow[32];
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} state;
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#if SPH_64
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sph_u64 count;
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#else
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sph_u32 count_high, count_low;
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#endif
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#endif
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uint64_t count;
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} sph_groestl_big_context;
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/**
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* This structure is a context for Groestl-384 computations. It is
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* identical to the common <code>sph_groestl_small_context</code>.
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*/
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typedef sph_groestl_big_context sph_groestl384_context;
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/**
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* This structure is a context for Groestl-512 computations. It is
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* identical to the common <code>sph_groestl_small_context</code>.
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*/
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typedef sph_groestl_big_context GROESTL512_CTX;
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/**
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* Initialize a Groestl-224 context. This process performs no memory allocation.
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*
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* @param cc the Groestl-224 context (pointer to a
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* <code>sph_groestl224_context</code>)
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*/
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void sph_groestl224_init(void *cc);
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/**
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* Process some data bytes. It is acceptable that <code>len</code> is zero
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* (in which case this function does nothing).
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*
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* @param cc the Groestl-224 context
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* @param data the input data
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* @param len the input data length (in bytes)
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*/
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void sph_groestl224(void *cc, const void *data, size_t len);
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/**
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* Terminate the current Groestl-224 computation and output the result into
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* the provided buffer. The destination buffer must be wide enough to
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* accomodate the result (28 bytes). The context is automatically
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* reinitialized.
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*
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* @param cc the Groestl-224 context
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* @param dst the destination buffer
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*/
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void sph_groestl224_close(void *cc, void *dst);
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/**
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* Add a few additional bits (0 to 7) to the current computation, then
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* terminate it and output the result in the provided buffer, which must
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* be wide enough to accomodate the result (28 bytes). If bit number i
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* in <code>ub</code> has value 2^i, then the extra bits are those
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* numbered 7 downto 8-n (this is the big-endian convention at the byte
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* level). The context is automatically reinitialized.
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*
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* @param cc the Groestl-224 context
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* @param ub the extra bits
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* @param n the number of extra bits (0 to 7)
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* @param dst the destination buffer
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*/
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void sph_groestl224_addbits_and_close(
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void *cc, unsigned ub, unsigned n, void *dst);
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/**
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* Initialize a Groestl-256 context. This process performs no memory allocation.
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*
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* @param cc the Groestl-256 context (pointer to a
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* <code>sph_groestl256_context</code>)
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*/
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void sph_groestl256_init(void *cc);
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/**
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* Process some data bytes. It is acceptable that <code>len</code> is zero
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* (in which case this function does nothing).
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*
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* @param cc the Groestl-256 context
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* @param data the input data
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* @param len the input data length (in bytes)
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*/
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void sph_groestl256(void *cc, const void *data, size_t len);
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/**
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* Terminate the current Groestl-256 computation and output the result into
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* the provided buffer. The destination buffer must be wide enough to
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* accomodate the result (32 bytes). The context is automatically
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* reinitialized.
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*
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* @param cc the Groestl-256 context
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* @param dst the destination buffer
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*/
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void sph_groestl256_close(void *cc, void *dst);
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/**
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* Add a few additional bits (0 to 7) to the current computation, then
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* terminate it and output the result in the provided buffer, which must
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* be wide enough to accomodate the result (32 bytes). If bit number i
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* in <code>ub</code> has value 2^i, then the extra bits are those
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* numbered 7 downto 8-n (this is the big-endian convention at the byte
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* level). The context is automatically reinitialized.
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*
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* @param cc the Groestl-256 context
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* @param ub the extra bits
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* @param n the number of extra bits (0 to 7)
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* @param dst the destination buffer
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*/
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void sph_groestl256_addbits_and_close(
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void *cc, unsigned ub, unsigned n, void *dst);
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/**
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* Initialize a Groestl-384 context. This process performs no memory allocation.
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*
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* @param cc the Groestl-384 context (pointer to a
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* <code>sph_groestl384_context</code>)
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*/
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void sph_groestl384_init(void *cc);
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/**
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* Process some data bytes. It is acceptable that <code>len</code> is zero
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* (in which case this function does nothing).
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*
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* @param cc the Groestl-384 context
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* @param data the input data
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* @param len the input data length (in bytes)
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*/
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void sph_groestl384(void *cc, const void *data, size_t len);
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/**
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* Terminate the current Groestl-384 computation and output the result into
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* the provided buffer. The destination buffer must be wide enough to
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* accomodate the result (48 bytes). The context is automatically
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* reinitialized.
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*
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* @param cc the Groestl-384 context
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* @param dst the destination buffer
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*/
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void sph_groestl384_close(void *cc, void *dst);
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/**
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* Add a few additional bits (0 to 7) to the current computation, then
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* terminate it and output the result in the provided buffer, which must
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* be wide enough to accomodate the result (48 bytes). If bit number i
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* in <code>ub</code> has value 2^i, then the extra bits are those
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* numbered 7 downto 8-n (this is the big-endian convention at the byte
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* level). The context is automatically reinitialized.
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*
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* @param cc the Groestl-384 context
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* @param ub the extra bits
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* @param n the number of extra bits (0 to 7)
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* @param dst the destination buffer
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*/
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void sph_groestl384_addbits_and_close(
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void *cc, unsigned ub, unsigned n, void *dst);
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/**
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* Initialize a Groestl-512 context. This process performs no memory allocation.
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*
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1535
groestl_internal.h
1535
groestl_internal.h
File diff suppressed because it is too large
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