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Commit d22bac82 authored by Niels Möller's avatar Niels Möller
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Rename *_DATA_SIZE to *_BLOCK_SIZE.

parent 1e79b722
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Showing with 90 additions and 68 deletions
ChangeLog
View file @ d22bac82
2014-04-25 Niels Möller <nisse@lysator.liu.se>
* All hash-related files: Renamed all _DATA_SIZE constants to
_BLOCK_SIZE, for consistency. Old names kept for backwards
compatibility.
* nettle.texinfo (CCM): Documentation for CCM mode, contributed by
Owen Kirby.
......
examples/nettle-benchmark.c
View file @ d22bac82
......@@ -410,7 +410,7 @@ time_umac(void)
info.update = (nettle_hash_update_func *) umac32_update;
info.data = data;
display("umac32", "update", UMAC_DATA_SIZE,
display("umac32", "update", UMAC_BLOCK_SIZE,
time_function(bench_hash, &info));
umac64_set_key (&ctx64, key);
......@@ -418,7 +418,7 @@ time_umac(void)
info.update = (nettle_hash_update_func *) umac64_update;
info.data = data;
display("umac64", "update", UMAC_DATA_SIZE,
display("umac64", "update", UMAC_BLOCK_SIZE,
time_function(bench_hash, &info));
umac96_set_key (&ctx96, key);
......@@ -426,7 +426,7 @@ time_umac(void)
info.update = (nettle_hash_update_func *) umac96_update;
info.data = data;
display("umac96", "update", UMAC_DATA_SIZE,
display("umac96", "update", UMAC_BLOCK_SIZE,
time_function(bench_hash, &info));
umac128_set_key (&ctx128, key);
......@@ -434,7 +434,7 @@ time_umac(void)
info.update = (nettle_hash_update_func *) umac128_update;
info.data = data;
display("umac128", "update", UMAC_DATA_SIZE,
display("umac128", "update", UMAC_BLOCK_SIZE,
time_function(bench_hash, &info));
}
......@@ -677,7 +677,7 @@ static void
bench_sha1_compress(void)
{
uint32_t state[_SHA1_DIGEST_LENGTH];
uint8_t data[SHA1_DATA_SIZE];
uint8_t data[SHA1_BLOCK_SIZE];
double t;
TIME_CYCLES (t, _nettle_sha1_compress(state, data));
......
gosthash94.c
View file @ d22bac82
......@@ -533,7 +533,7 @@ gosthash94_update (struct gosthash94_ctx *ctx,
/* fill partial block */
if (index)
{
unsigned left = GOSTHASH94_DATA_SIZE - index;
unsigned left = GOSTHASH94_BLOCK_SIZE - index;
memcpy (ctx->message + index, msg, (length < left ? length : left));
if (length < left)
return;
......@@ -543,11 +543,11 @@ gosthash94_update (struct gosthash94_ctx *ctx,
msg += left;
length -= left;
}
while (length >= GOSTHASH94_DATA_SIZE)
while (length >= GOSTHASH94_BLOCK_SIZE)
{
gost_compute_sum_and_hash (ctx, msg);
msg += GOSTHASH94_DATA_SIZE;
length -= GOSTHASH94_DATA_SIZE;
msg += GOSTHASH94_BLOCK_SIZE;
length -= GOSTHASH94_BLOCK_SIZE;
}
if (length)
{
......
gosthash94.h
View file @ d22bac82
......@@ -72,14 +72,16 @@ extern "C" {
#define gosthash94_update nettle_gosthash94_update
#define gosthash94_digest nettle_gosthash94_digest
#define GOSTHASH94_DATA_SIZE 32
#define GOSTHASH94_BLOCK_SIZE 32
#define GOSTHASH94_DIGEST_SIZE 32
/* For backwards compatibility */
#define GOSTHASH94_DATA_SIZE GOSTHASH94_BLOCK_SIZE
struct gosthash94_ctx
{
uint32_t hash[8]; /* algorithm 256-bit state */
uint32_t sum[8]; /* sum of processed message blocks */
uint8_t message[GOSTHASH94_DATA_SIZE]; /* 256-bit buffer for leftovers */
uint8_t message[GOSTHASH94_BLOCK_SIZE]; /* 256-bit buffer for leftovers */
uint64_t length; /* number of processed bytes */
};
......
md2.c
View file @ d22bac82
......@@ -87,21 +87,21 @@ md2_transform(struct md2_ctx *ctx, const uint8_t *data)
unsigned i;
uint8_t t;
memcpy(ctx->X + 16, data, MD2_DATA_SIZE);
memcpy(ctx->X + 16, data, MD2_BLOCK_SIZE);
for (i = 0, t = ctx->C[15];
i<MD2_DATA_SIZE; i++)
i<MD2_BLOCK_SIZE; i++)
{
ctx->X[2 * MD2_DATA_SIZE + i]
= ctx->X[i] ^ ctx->X[MD2_DATA_SIZE + i];
ctx->X[2 * MD2_BLOCK_SIZE + i]
= ctx->X[i] ^ ctx->X[MD2_BLOCK_SIZE + i];
t = (ctx->C[i] ^= S[data[i]^t]);
}
for (i = t = 0;
i< MD2_DATA_SIZE + 2;
i< MD2_BLOCK_SIZE + 2;
t = (t + i) & 0xff, i++)
{
unsigned j;
for (j = 0; j < 3 * MD2_DATA_SIZE; j++)
for (j = 0; j < 3 * MD2_BLOCK_SIZE; j++)
t = (ctx->X[j] ^= S[t]);
}
}
......@@ -129,7 +129,7 @@ md2_digest(struct md2_ctx *ctx,
assert(length <= MD2_DIGEST_SIZE);
left = MD2_DATA_SIZE - ctx->index;
left = MD2_BLOCK_SIZE - ctx->index;
memset(ctx->block + ctx->index, left, left);
md2_transform(ctx, ctx->block);
......
md2.h
View file @ d22bac82
......@@ -46,13 +46,15 @@ extern "C" {
#define md2_digest nettle_md2_digest
#define MD2_DIGEST_SIZE 16
#define MD2_DATA_SIZE 16
#define MD2_BLOCK_SIZE 16
/* For backwards compatibility */
#define MD2_DATA_SIZE MD2_BLOCK_SIZE
struct md2_ctx
{
uint8_t C[MD2_DATA_SIZE];
uint8_t X[3 * MD2_DATA_SIZE];
uint8_t block[MD2_DATA_SIZE]; /* Block buffer */
uint8_t C[MD2_BLOCK_SIZE];
uint8_t X[3 * MD2_BLOCK_SIZE];
uint8_t block[MD2_BLOCK_SIZE]; /* Block buffer */
unsigned index; /* Into buffer */
};
......
md4.h
View file @ d22bac82
......@@ -46,7 +46,9 @@ extern "C" {
#define md4_digest nettle_md4_digest
#define MD4_DIGEST_SIZE 16
#define MD4_DATA_SIZE 64
#define MD4_BLOCK_SIZE 64
/* For backwards compatibility */
#define MD4_DATA_SIZE MD4_BLOCK_SIZE
/* Digest is kept internally as 4 32-bit words. */
#define _MD4_DIGEST_LENGTH 4
......@@ -56,7 +58,7 @@ struct md4_ctx
{
uint32_t state[_MD4_DIGEST_LENGTH];
uint64_t count; /* Block count */
uint8_t block[MD4_DATA_SIZE]; /* Block buffer */
uint8_t block[MD4_BLOCK_SIZE]; /* Block buffer */
unsigned index; /* Into buffer */
};
......
md5.c
View file @ d22bac82
......@@ -85,7 +85,7 @@ md5_digest(struct md5_ctx *ctx,
/* There are 512 = 2^9 bits in one block */
bit_count = (ctx->count << 9) | (ctx->index << 3);
LE_WRITE_UINT64(ctx->block + (MD5_DATA_SIZE - 8), bit_count);
LE_WRITE_UINT64(ctx->block + (MD5_BLOCK_SIZE - 8), bit_count);
_nettle_md5_compress(ctx->state, ctx->block);
_nettle_write_le32(length, digest, ctx->state);
......
md5.h
View file @ d22bac82
......@@ -46,7 +46,9 @@ extern "C" {
#define md5_digest nettle_md5_digest
#define MD5_DIGEST_SIZE 16
#define MD5_DATA_SIZE 64
#define MD5_BLOCK_SIZE 64
/* For backwards compatibility */
#define MD5_DATA_SIZE MD5_BLOCK_SIZE
/* Digest is kept internally as 4 32-bit words. */
#define _MD5_DIGEST_LENGTH 4
......@@ -55,7 +57,7 @@ struct md5_ctx
{
uint32_t state[_MD5_DIGEST_LENGTH];
uint64_t count; /* Block count */
uint8_t block[MD5_DATA_SIZE]; /* Block buffer */
uint8_t block[MD5_BLOCK_SIZE]; /* Block buffer */
unsigned index; /* Into buffer */
};
......
nettle-meta.h
View file @ d22bac82
......@@ -108,7 +108,7 @@ struct nettle_hash
#name, \
sizeof(struct name##_ctx), \
NAME##_DIGEST_SIZE, \
NAME##_DATA_SIZE, \
NAME##_BLOCK_SIZE, \
(nettle_hash_init_func *) name##_init, \
(nettle_hash_update_func *) name##_update, \
(nettle_hash_digest_func *) name##_digest \
......
nettle.texinfo
View file @ d22bac82
......@@ -428,7 +428,7 @@ bits, or 32 octets. Nettle defines SHA256 in @file{<nettle/sha2.h>}.
The size of a SHA256 digest, i.e. 32.
@end defvr
@defvr Constant SHA256_DATA_SIZE
@defvr Constant SHA256_BLOCK_SIZE
The internal block size of SHA256. Useful for some special constructions,
in particular HMAC-SHA256.
@end defvr
......@@ -469,7 +469,7 @@ compatibility).
The size of a SHA224 digest, i.e. 28.
@end defvr
@defvr Constant SHA224_DATA_SIZE
@defvr Constant SHA224_BLOCK_SIZE
The internal block size of SHA224. Useful for some special constructions,
in particular HMAC-SHA224.
@end defvr
......@@ -508,7 +508,7 @@ octets. Nettle defines SHA512 in @file{<nettle/sha2.h>} (and in
The size of a SHA512 digest, i.e. 64.
@end defvr
@defvr Constant SHA512_DATA_SIZE
@defvr Constant SHA512_BLOCK_SIZE
The internal block size of SHA512, 128. Useful for some special
constructions, in particular HMAC-SHA512.
@end defvr
......@@ -554,10 +554,10 @@ identifiers for other purposes. So avoid doing that.
The digest size for each variant, i.e., 28, 32, and 48, respectively.
@end defvr
@defvr Constant SHA512_224_DATA_SIZE
@defvrx Constant SHA512_256_DATA_SIZE
@defvrx Constant SHA384_DATA_SIZE
The internal block size, same as SHA512_DATA_SIZE, i.e., 128. Useful for
@defvr Constant SHA512_224_BLOCK_SIZE
@defvrx Constant SHA512_256_BLOCK_SIZE
@defvrx Constant SHA384_BLOCK_SIZE
The internal block size, same as SHA512_BLOCK_SIZE, i.e., 128. Useful for
some special constructions, in particular HMAC-SHA384.
@end defvr
......@@ -606,7 +606,7 @@ Nettle defines SHA3-224 in @file{<nettle/sha3.h>}.
The size of a SHA3_224 digest, i.e., 28.
@end defvr
@defvr Constant SHA3_224_DATA_SIZE
@defvr Constant SHA3_224_BLOCK_SIZE
The internal block size of SHA3_224.
@end defvr
......@@ -641,7 +641,7 @@ Nettle defines SHA3-256 in @file{<nettle/sha3.h>}.
The size of a SHA3_256 digest, i.e., 32.
@end defvr
@defvr Constant SHA3_256_DATA_SIZE
@defvr Constant SHA3_256_BLOCK_SIZE
The internal block size of SHA3_256.
@end defvr
......@@ -675,7 +675,7 @@ Nettle defines SHA3-384 in @file{<nettle/sha3.h>}.
The size of a SHA3_384 digest, i.e., 48.
@end defvr
@defvr Constant SHA3_384_DATA_SIZE
@defvr Constant SHA3_384_BLOCK_SIZE
The internal block size of SHA3_384.
@end defvr
......@@ -709,7 +709,7 @@ Nettle defines SHA3-512 in @file{<nettle/sha3.h>}.
The size of a SHA3_512 digest, i.e. 64.
@end defvr
@defvr Constant SHA3_512_DATA_SIZE
@defvr Constant SHA3_512_BLOCK_SIZE
The internal block size of SHA3_512.
@end defvr
......@@ -757,7 +757,7 @@ described in @cite{RFC 1321}. It outputs message digests of 128 bits, or
The size of an MD5 digest, i.e. 16.
@end defvr
@defvr Constant MD5_DATA_SIZE
@defvr Constant MD5_BLOCK_SIZE
The internal block size of MD5. Useful for some special constructions,
in particular HMAC-MD5.
@end defvr
......@@ -801,7 +801,7 @@ Nettle defines MD2 in @file{<nettle/md2.h>}.
The size of an MD2 digest, i.e. 16.
@end defvr
@defvr Constant MD2_DATA_SIZE
@defvr Constant MD2_BLOCK_SIZE
The internal block size of MD2.
@end defvr
......@@ -838,7 +838,7 @@ existing applications and protocols.
The size of an MD4 digest, i.e. 16.
@end defvr
@defvr Constant MD4_DATA_SIZE
@defvr Constant MD4_BLOCK_SIZE
The internal block size of MD4.
@end defvr
......@@ -875,7 +875,7 @@ RIPEMD160 in @file{nettle/ripemd160.h}.
The size of a RIPEMD160 digest, i.e. 20.
@end defvr
@defvr Constant RIPEMD160_DATA_SIZE
@defvr Constant RIPEMD160_BLOCK_SIZE
The internal block size of RIPEMD160.
@end defvr
......@@ -911,7 +911,7 @@ in @file{<nettle/sha.h>}, for backwards compatibility).
The size of a SHA1 digest, i.e. 20.
@end defvr
@defvr Constant SHA1_DATA_SIZE
@defvr Constant SHA1_BLOCK_SIZE
The internal block size of SHA1. Useful for some special constructions,
in particular HMAC-SHA1.
@end defvr
......@@ -949,7 +949,7 @@ Nettle defines GOSTHASH94 in @file{<nettle/gosthash94.h>}.
The size of a GOSTHASH94 digest, i.e. 32.
@end defvr
@defvr Constant GOSTHASH94_DATA_SIZE
@defvr Constant GOSTHASH94_BLOCK_SIZE
The internal block size of GOSTHASH94, i.e., 32.
@end defvr
......@@ -2743,7 +2743,7 @@ The size of an UMAC96 digest, 12.
@defvr Constant UMAC128_DIGEST_SIZE
The size of an UMAC128 digest, 16.
@end defvr
@defvr Constant UMAC_DATA_SIZE
@defvr Constant UMAC_BLOCK_SIZE
The internal block size of UMAC.
@end defvr
......
ripemd160.h
View file @ d22bac82
......@@ -48,7 +48,9 @@ extern "C" {
/* RIPEMD160 */
#define RIPEMD160_DIGEST_SIZE 20
#define RIPEMD160_DATA_SIZE 64
#define RIPEMD160_BLOCK_SIZE 64
/* For backwards compatibility */
#define RIPEMD160_DATA_SIZE RIPEMD160_BLOCK_SIZE
/* Digest is kept internally as 5 32-bit words. */
#define _RIPEMD160_DIGEST_LENGTH 5
......@@ -57,7 +59,7 @@ struct ripemd160_ctx
{
uint32_t state[_RIPEMD160_DIGEST_LENGTH];
uint64_t count; /* 64-bit block count */
uint8_t block[RIPEMD160_DATA_SIZE];
uint8_t block[RIPEMD160_BLOCK_SIZE];
unsigned int index;
};
......
sha1.c
View file @ d22bac82
......@@ -92,7 +92,7 @@ sha1_digest(struct sha1_ctx *ctx,
bit_count = (ctx->count << 9) | (ctx->index << 3);
/* append the 64 bit count */
WRITE_UINT64(ctx->block + (SHA1_DATA_SIZE - 8), bit_count);
WRITE_UINT64(ctx->block + (SHA1_BLOCK_SIZE - 8), bit_count);
_nettle_sha1_compress(ctx->state, ctx->block);
_nettle_write_be32(length, digest, ctx->state);
......
sha1.h
View file @ d22bac82
......@@ -48,7 +48,9 @@ extern "C" {
/* SHA1 */
#define SHA1_DIGEST_SIZE 20
#define SHA1_DATA_SIZE 64
#define SHA1_BLOCK_SIZE 64
/* For backwards compatibility */
#define SHA1_DATA_SIZE SHA1_BLOCK_SIZE
/* Digest is kept internally as 5 32-bit words. */
#define _SHA1_DIGEST_LENGTH 5
......@@ -57,7 +59,7 @@ struct sha1_ctx
{
uint32_t state[_SHA1_DIGEST_LENGTH]; /* State variables */
uint64_t count; /* 64-bit block count */
uint8_t block[SHA1_DATA_SIZE]; /* SHA1 data buffer */
uint8_t block[SHA1_BLOCK_SIZE]; /* SHA1 data buffer */
unsigned int index; /* index into buffer */
};
......
sha2.h
View file @ d22bac82
......@@ -56,10 +56,16 @@ extern "C" {
#define sha512_256_init nettle_sha512_256_init
#define sha512_256_digest nettle_sha512_256_digest
/* For backwards compatibility */
#define SHA224_DATA_SIZE SHA256_BLOCK_SIZE
#define SHA256_DATA_SIZE SHA256_BLOCK_SIZE
#define SHA512_DATA_SIZE SHA512_BLOCK_SIZE
#define SHA384_DATA_SIZE SHA512_BLOCK_SIZE
/* SHA256 */
#define SHA256_DIGEST_SIZE 32
#define SHA256_DATA_SIZE 64
#define SHA256_BLOCK_SIZE 64
/* Digest is kept internally as 8 32-bit words. */
#define _SHA256_DIGEST_LENGTH 8
......@@ -68,7 +74,7 @@ struct sha256_ctx
{
uint32_t state[_SHA256_DIGEST_LENGTH]; /* State variables */
uint64_t count; /* 64-bit block count */
uint8_t block[SHA256_DATA_SIZE]; /* SHA256 data buffer */
uint8_t block[SHA256_BLOCK_SIZE]; /* SHA256 data buffer */
unsigned int index; /* index into buffer */
};
......@@ -95,7 +101,7 @@ _nettle_sha256_compress(uint32_t *state, const uint8_t *data, const uint32_t *k)
/* SHA224, a truncated SHA256 with different initial state. */
#define SHA224_DIGEST_SIZE 28
#define SHA224_DATA_SIZE SHA256_DATA_SIZE
#define SHA224_BLOCK_SIZE SHA256_BLOCK_SIZE
#define sha224_ctx sha256_ctx
void
......@@ -112,7 +118,7 @@ sha224_digest(struct sha256_ctx *ctx,
/* SHA512 */
#define SHA512_DIGEST_SIZE 64
#define SHA512_DATA_SIZE 128
#define SHA512_BLOCK_SIZE 128
/* Digest is kept internally as 8 64-bit words. */
#define _SHA512_DIGEST_LENGTH 8
......@@ -121,7 +127,7 @@ struct sha512_ctx
{
uint64_t state[_SHA512_DIGEST_LENGTH]; /* State variables */
uint64_t count_low, count_high; /* 128-bit block count */
uint8_t block[SHA512_DATA_SIZE]; /* SHA512 data buffer */
uint8_t block[SHA512_BLOCK_SIZE]; /* SHA512 data buffer */
unsigned int index; /* index into buffer */
};
......@@ -148,7 +154,7 @@ _nettle_sha512_compress(uint64_t *state, const uint8_t *data, const uint64_t *k)
/* SHA384, a truncated SHA512 with different initial state. */
#define SHA384_DIGEST_SIZE 48
#define SHA384_DATA_SIZE SHA512_DATA_SIZE
#define SHA384_BLOCK_SIZE SHA512_BLOCK_SIZE
#define sha384_ctx sha512_ctx
void
......@@ -166,7 +172,7 @@ sha384_digest(struct sha512_ctx *ctx,
with different initial states. */
#define SHA512_224_DIGEST_SIZE 28
#define SHA512_224_DATA_SIZE SHA512_DATA_SIZE
#define SHA512_224_BLOCK_SIZE SHA512_BLOCK_SIZE
#define sha512_224_ctx sha512_ctx
void
......@@ -180,7 +186,7 @@ sha512_224_digest(struct sha512_224_ctx *ctx,
uint8_t *digest);
#define SHA512_256_DIGEST_SIZE 32
#define SHA512_256_DATA_SIZE SHA512_DATA_SIZE
#define SHA512_256_BLOCK_SIZE SHA512_BLOCK_SIZE
#define sha512_256_ctx sha512_ctx
void
......
sha256.c
View file @ d22bac82
......@@ -116,7 +116,7 @@ sha256_write_digest(struct sha256_ctx *ctx,
/* This is slightly inefficient, as the numbers are converted to
big-endian format, and will be converted back by the compression
function. It's probably not worth the effort to fix this. */
WRITE_UINT64(ctx->block + (SHA256_DATA_SIZE - 8), bit_count);
WRITE_UINT64(ctx->block + (SHA256_BLOCK_SIZE - 8), bit_count);
COMPRESS(ctx, ctx->block);
_nettle_write_be32(length, digest, ctx->state);
......
sha3-224.c
View file @ d22bac82
......@@ -53,7 +53,7 @@ sha3_224_update (struct sha3_224_ctx *ctx,
size_t length,
const uint8_t *data)
{
ctx->index = _sha3_update (&ctx->state, SHA3_224_DATA_SIZE, ctx->block,
ctx->index = _sha3_update (&ctx->state, SHA3_224_BLOCK_SIZE, ctx->block,
ctx->index, length, data);
}
......@@ -62,7 +62,7 @@ sha3_224_digest(struct sha3_224_ctx *ctx,
size_t length,
uint8_t *digest)
{
_sha3_pad (&ctx->state, SHA3_224_DATA_SIZE, ctx->block, ctx->index);
_sha3_pad (&ctx->state, SHA3_224_BLOCK_SIZE, ctx->block, ctx->index);
_nettle_write_le64 (length, digest, ctx->state.a);
sha3_224_init (ctx);
}
sha3-256.c
View file @ d22bac82
......@@ -53,7 +53,7 @@ sha3_256_update (struct sha3_256_ctx *ctx,
size_t length,
const uint8_t *data)
{
ctx->index = _sha3_update (&ctx->state, SHA3_256_DATA_SIZE, ctx->block,
ctx->index = _sha3_update (&ctx->state, SHA3_256_BLOCK_SIZE, ctx->block,
ctx->index, length, data);
}
......@@ -62,7 +62,7 @@ sha3_256_digest(struct sha3_256_ctx *ctx,
size_t length,
uint8_t *digest)
{
_sha3_pad (&ctx->state, SHA3_256_DATA_SIZE, ctx->block, ctx->index);
_sha3_pad (&ctx->state, SHA3_256_BLOCK_SIZE, ctx->block, ctx->index);
_nettle_write_le64 (length, digest, ctx->state.a);
sha3_256_init (ctx);
}
sha3-384.c
View file @ d22bac82
......@@ -53,7 +53,7 @@ sha3_384_update (struct sha3_384_ctx *ctx,
size_t length,
const uint8_t *data)
{
ctx->index = _sha3_update (&ctx->state, SHA3_384_DATA_SIZE, ctx->block,
ctx->index = _sha3_update (&ctx->state, SHA3_384_BLOCK_SIZE, ctx->block,
ctx->index, length, data);
}
......@@ -62,7 +62,7 @@ sha3_384_digest(struct sha3_384_ctx *ctx,
size_t length,
uint8_t *digest)
{
_sha3_pad (&ctx->state, SHA3_384_DATA_SIZE, ctx->block, ctx->index);
_sha3_pad (&ctx->state, SHA3_384_BLOCK_SIZE, ctx->block, ctx->index);
_nettle_write_le64 (length, digest, ctx->state.a);
sha3_384_init (ctx);
}
sha3-512.c
View file @ d22bac82
......@@ -53,7 +53,7 @@ sha3_512_update (struct sha3_512_ctx *ctx,
size_t length,
const uint8_t *data)
{
ctx->index = _sha3_update (&ctx->state, SHA3_512_DATA_SIZE, ctx->block,
ctx->index = _sha3_update (&ctx->state, SHA3_512_BLOCK_SIZE, ctx->block,
ctx->index, length, data);
}
......@@ -62,7 +62,7 @@ sha3_512_digest(struct sha3_512_ctx *ctx,
size_t length,
uint8_t *digest)
{
_sha3_pad (&ctx->state, SHA3_512_DATA_SIZE, ctx->block, ctx->index);
_sha3_pad (&ctx->state, SHA3_512_BLOCK_SIZE, ctx->block, ctx->index);
_nettle_write_le64 (length, digest, ctx->state.a);
sha3_512_init (ctx);
}
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