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-rw-r--r--c/sha3.c126
1 files changed, 63 insertions, 63 deletions
diff --git a/c/sha3.c b/c/sha3.c
index 3887f76..4509025 100644
--- a/c/sha3.c
+++ b/c/sha3.c
@@ -146,7 +146,7 @@ static long mlen = 0;
* @param doff The destination array offset
* @param length The number of elements to copy
*/
-static_inline void arraycopy(byte* src, long soff, byte* dest, long doff, long length)
+static_inline void sha3_arraycopy(byte* src, long soff, byte* dest, long doff, long length)
{
long i;
src += soff;
@@ -216,7 +216,7 @@ static_inline void arraycopy(byte* src, long soff, byte* dest, long doff, long l
* @param doff The destination array offset
* @param length The number of elements to copy
*/
-static_inline void revarraycopy(byte* src, long soff, byte* dest, long doff, long length)
+static_inline void sha3_revarraycopy(byte* src, long soff, byte* dest, long doff, long length)
{
long copyi;
for (copyi = length - 1; copyi >= 0; copyi--)
@@ -250,7 +250,7 @@ static_inline void revarraycopy(byte* src, long soff, byte* dest, long doff, lon
* @param x The value of which to calculate the binary logarithm
* @return The binary logarithm
*/
-static_inline long lb(long x)
+static_inline long sha3_lb(long x)
{
long rc = 0;
if ((x & 0xFF00) != 0) { rc += 8; x >>= 8; }
@@ -267,7 +267,7 @@ static_inline long lb(long x)
* @param A The current state
* @param rc Round constant
*/
-static void keccakFRound(llong* restrict A, llong rc)
+static void sha3_keccakFRound(llong* restrict A, llong rc)
{
llong da, db, dc, dd, de;
@@ -328,39 +328,39 @@ static void keccakFRound(llong* restrict A, llong rc)
*
* @param A The current state
*/
-static void keccakF(llong* restrict A)
+static void sha3_keccakF(llong* restrict A)
{
long i;
if (nr == 24)
{
- keccakFRound(A, 0x0000000000000001);
- keccakFRound(A, 0x0000000000008082);
- keccakFRound(A, 0x800000000000808A);
- keccakFRound(A, 0x8000000080008000);
- keccakFRound(A, 0x000000000000808B);
- keccakFRound(A, 0x0000000080000001);
- keccakFRound(A, 0x8000000080008081);
- keccakFRound(A, 0x8000000000008009);
- keccakFRound(A, 0x000000000000008A);
- keccakFRound(A, 0x0000000000000088);
- keccakFRound(A, 0x0000000080008009);
- keccakFRound(A, 0x000000008000000A);
- keccakFRound(A, 0x000000008000808B);
- keccakFRound(A, 0x800000000000008B);
- keccakFRound(A, 0x8000000000008089);
- keccakFRound(A, 0x8000000000008003);
- keccakFRound(A, 0x8000000000008002);
- keccakFRound(A, 0x8000000000000080);
- keccakFRound(A, 0x000000000000800A);
- keccakFRound(A, 0x800000008000000A);
- keccakFRound(A, 0x8000000080008081);
- keccakFRound(A, 0x8000000000008080);
- keccakFRound(A, 0x0000000080000001);
- keccakFRound(A, 0x8000000080008008);
+ sha3_keccakFRound(A, 0x0000000000000001);
+ sha3_keccakFRound(A, 0x0000000000008082);
+ sha3_keccakFRound(A, 0x800000000000808A);
+ sha3_keccakFRound(A, 0x8000000080008000);
+ sha3_keccakFRound(A, 0x000000000000808B);
+ sha3_keccakFRound(A, 0x0000000080000001);
+ sha3_keccakFRound(A, 0x8000000080008081);
+ sha3_keccakFRound(A, 0x8000000000008009);
+ sha3_keccakFRound(A, 0x000000000000008A);
+ sha3_keccakFRound(A, 0x0000000000000088);
+ sha3_keccakFRound(A, 0x0000000080008009);
+ sha3_keccakFRound(A, 0x000000008000000A);
+ sha3_keccakFRound(A, 0x000000008000808B);
+ sha3_keccakFRound(A, 0x800000000000008B);
+ sha3_keccakFRound(A, 0x8000000000008089);
+ sha3_keccakFRound(A, 0x8000000000008003);
+ sha3_keccakFRound(A, 0x8000000000008002);
+ sha3_keccakFRound(A, 0x8000000000000080);
+ sha3_keccakFRound(A, 0x000000000000800A);
+ sha3_keccakFRound(A, 0x800000008000000A);
+ sha3_keccakFRound(A, 0x8000000080008081);
+ sha3_keccakFRound(A, 0x8000000000008080);
+ sha3_keccakFRound(A, 0x0000000080000001);
+ sha3_keccakFRound(A, 0x8000000080008008);
}
else
for (i = 0; i < nr; i++)
- keccakFRound(A, RC[i] & wmod);
+ sha3_keccakFRound(A, RC[i] & wmod);
}
@@ -374,7 +374,7 @@ static void keccakF(llong* restrict A)
* @param off The offset in the message
* @return Lane
*/
-static_inline llong toLane(byte* restrict message, long msglen, long rr, long ww, long off)
+static_inline llong sha3_toLane(byte* restrict message, long msglen, long rr, long ww, long off)
{
llong rc = 0;
long n = min(msglen, rr), i;
@@ -393,7 +393,7 @@ static_inline llong toLane(byte* restrict message, long msglen, long rr, long ww
* @param off The offset in the message
* @return Lane
*/
-static_inline llong toLane64(byte* restrict message, long msglen, long rr, long off)
+static_inline llong sha3_toLane64(byte* restrict message, long msglen, long rr, long off)
{
long n = min(msglen, rr);
return ((off + 7 < n) ? ((llong)(message[off + 7] & 255) << 56) : 0L) |
@@ -416,7 +416,7 @@ static_inline llong toLane64(byte* restrict message, long msglen, long rr, long
* @param outlen The length of the padded message (out parameter)
* @return The message padded
*/
-static_inline byte* pad10star1(byte* restrict msg, long len, long r, long* restrict outlen)
+static_inline byte* sha3_pad10star1(byte* restrict msg, long len, long r, long* restrict outlen)
{
byte* message;
@@ -498,7 +498,7 @@ static_inline byte* pad10star1(byte* restrict msg, long len, long r, long* restr
message[len - 1] = -128;
}
- arraycopy(msg, 0, message, 0, nrf);
+ sha3_arraycopy(msg, 0, message, 0, nrf);
*outlen = len;
return message;
@@ -512,7 +512,7 @@ static_inline byte* pad10star1(byte* restrict msg, long len, long r, long* restr
* @param capacity The capacity
* @param output The output size
*/
-extern void initialise(long bitrate, long capacity, long output)
+extern void sha3_initialise(long bitrate, long capacity, long output)
{
long i;
@@ -521,7 +521,7 @@ extern void initialise(long bitrate, long capacity, long output)
c = capacity;
b = r + c;
w = b / 25;
- l = lb(w);
+ l = sha3_lb(w);
nr = 12 + (l << 1);
if (w == 64)
wmod = -1;
@@ -542,7 +542,7 @@ extern void initialise(long bitrate, long capacity, long output)
/**
* Dispose of the Keccak sponge
*/
-extern void dispose()
+extern void sha3_dispose()
{
if (S != null)
{
@@ -562,7 +562,7 @@ extern void dispose()
* @param msg The partial message
* @param msglen The length of the partial message
*/
-extern void update(byte* restrict msg, long msglen)
+extern void sha3_update(byte* restrict msg, long msglen)
{
long rr = r >> 3;
long ww = w >> 3;
@@ -573,41 +573,41 @@ extern void update(byte* restrict msg, long msglen)
if (mptr + msglen > mlen)
M = (byte*)realloc(M, mlen = (mlen + msglen) << 1);
- arraycopy(msg, 0, M, mptr, msglen);
+ sha3_arraycopy(msg, 0, M, mptr, msglen);
len = mptr += msglen;
len -= len % ((r * b) >> 3);
message = (byte*)malloc(len * sizeof(byte));
- arraycopy(M, 0, message, 0, len);
+ sha3_arraycopy(M, 0, message, 0, len);
mptr -= len;
- revarraycopy(M, nnn = len, M, 0, mptr);
+ sha3_revarraycopy(M, nnn = len, M, 0, mptr);
_msg = message;
/* Absorbing phase */
if (ww == 8)
for (i = 0; i < nnn; i += rr)
{
- #define __S(Si, OFF) S[Si] ^= toLane64(message, len, rr, OFF)
+ #define __S(Si, OFF) S[Si] ^= sha3_toLane64(message, len, rr, OFF)
__S( 0, 0); __S( 5, 8); __S(10, 16); __S(15, 24); __S(20, 32);
__S( 1, 40); __S( 6, 48); __S(11, 56); __S(16, 64); __S(21, 72);
__S( 2, 80); __S( 7, 88); __S(12, 96); __S(17, 104); __S(22, 112);
__S( 3, 120); __S( 8, 128); __S(13, 136); __S(18, 144); __S(23, 152);
__S( 4, 160); __S( 9, 168); __S(14, 176); __S(19, 184); __S(24, 192);
#undef __S
- keccakF(S);
+ sha3_keccakF(S);
message += rr;
len -= rr;
}
else
for (i = 0; i < nnn; i += rr)
{
- #define __S(Si, OFF) S[Si] ^= toLane(message, len, rr, ww, OFF * w)
+ #define __S(Si, OFF) S[Si] ^= sha3_toLane(message, len, rr, ww, OFF * w)
__S( 0, 0); __S( 5, 1); __S(10, 2); __S(15, 3); __S(20, 4);
__S( 1, 5); __S( 6, 6); __S(11, 7); __S(16, 8); __S(21, 9);
__S( 2, 10); __S( 7, 11); __S(12, 12); __S(17, 13); __S(22, 14);
__S( 3, 15); __S( 8, 16); __S(13, 17); __S(18, 18); __S(23, 19);
__S( 4, 20); __S( 9, 21); __S(14, 22); __S(19, 23); __S(24, 24);
#undef __S
- keccakF(S);
+ sha3_keccakF(S);
message += rr;
len -= rr;
}
@@ -624,7 +624,7 @@ extern void update(byte* restrict msg, long msglen)
* @param withReturn Whether to return the hash instead of just do a quick squeeze phrase and return {@code null}
* @return The hash sum, or {@code null} if <tt>withReturn</tt> is {@code false}
*/
-extern byte* digest(byte* restrict msg, long msglen, boolean withReturn)
+extern byte* sha3_digest(byte* restrict msg, long msglen, boolean withReturn)
{
byte* message;
byte* _msg;
@@ -636,13 +636,13 @@ extern byte* digest(byte* restrict msg, long msglen, boolean withReturn)
long nnn;
if ((msg == null) || (msglen == 0))
- message = pad10star1(M, mptr, r, &len);
+ message = sha3_pad10star1(M, mptr, r, &len);
else
{
if (mptr + msglen > mlen)
M = (byte*)realloc(M, mlen += msglen);
- arraycopy(msg, 0, M, mptr, msglen);
- message = pad10star1(M, mptr + msglen, r, &len);
+ sha3_arraycopy(msg, 0, M, mptr, msglen);
+ message = sha3_pad10star1(M, mptr + msglen, r, &len);
}
free(M);
M = null;
@@ -654,28 +654,28 @@ extern byte* digest(byte* restrict msg, long msglen, boolean withReturn)
if (ww == 8)
for (i = 0; i < nnn; i += rr)
{
- #define __S(Si, OFF) S[Si] ^= toLane64(message, len, rr, OFF)
+ #define __S(Si, OFF) S[Si] ^= sha3_toLane64(message, len, rr, OFF)
__S( 0, 0); __S( 5, 8); __S(10, 16); __S(15, 24); __S(20, 32);
__S( 1, 40); __S( 6, 48); __S(11, 56); __S(16, 64); __S(21, 72);
__S( 2, 80); __S( 7, 88); __S(12, 96); __S(17, 104); __S(22, 112);
__S( 3, 120); __S( 8, 128); __S(13, 136); __S(18, 144); __S(23, 152);
__S( 4, 160); __S( 9, 168); __S(14, 176); __S(19, 184); __S(24, 192);
#undef __S
- keccakF(S);
+ sha3_keccakF(S);
message += rr;
len -= rr;
}
else
for (i = 0; i < nnn; i += rr)
{
- #define __S(Si, OFF) S[Si] ^= toLane(message, len, rr, ww, OFF * w)
+ #define __S(Si, OFF) S[Si] ^= sha3_toLane(message, len, rr, ww, OFF * w)
__S( 0, 0); __S( 5, 1); __S(10, 2); __S(15, 3); __S(20, 4);
__S( 1, 5); __S( 6, 6); __S(11, 7); __S(16, 8); __S(21, 9);
__S( 2, 10); __S( 7, 11); __S(12, 12); __S(17, 13); __S(22, 14);
__S( 3, 15); __S( 8, 16); __S(13, 17); __S(18, 18); __S(23, 19);
__S( 4, 20); __S( 9, 21); __S(14, 22); __S(19, 23); __S(24, 24);
#undef __S
- keccakF(S);
+ sha3_keccakF(S);
message += rr;
len -= rr;
}
@@ -704,7 +704,7 @@ extern byte* digest(byte* restrict msg, long msglen, boolean withReturn)
}
olen -= r;
if (olen > 0)
- keccakF(S);
+ sha3_keccakF(S);
}
if ((n & 7))
rc[n >> 3] &= (1 << (n & 7)) - 1;
@@ -712,7 +712,7 @@ extern byte* digest(byte* restrict msg, long msglen, boolean withReturn)
return rc;
}
while ((olen -= r) > 0)
- keccakF(S);
+ sha3_keccakF(S);
return null;
}
@@ -722,11 +722,11 @@ extern byte* digest(byte* restrict msg, long msglen, boolean withReturn)
*
* @param times The number of rounds
*/
-extern void simpleSqueeze(long times)
+extern void sha3_simpleSqueeze(long times)
{
long i;
for (i = 0; i < times; i++)
- keccakF(S);
+ sha3_keccakF(S);
}
@@ -735,15 +735,15 @@ extern void simpleSqueeze(long times)
*
* @param times The number of digests
*/
-extern void fastSqueeze(long times)
+extern void sha3_fastSqueeze(long times)
{
long i, olen;
for (i = 0; i < times; i++)
{
- keccakF(S); /* Last squeeze did not do a ending squeeze */
+ sha3_keccakF(S); /* Last squeeze did not do a ending squeeze */
olen = n;
while ((olen -= r) > 0)
- keccakF(S);
+ sha3_keccakF(S);
}
}
@@ -753,12 +753,12 @@ extern void fastSqueeze(long times)
*
* @return The hash sum
*/
-extern byte* squeeze(void)
+extern byte* sha3_squeeze(void)
{
long nn, ww, olen, i, j, ptr, ni;
byte* rc;
- keccakF(S); /* Last squeeze did not do a ending squeeze */
+ sha3_keccakF(S); /* Last squeeze did not do a ending squeeze */
ww = w >> 3;
rc = (byte*)malloc((nn = (n + 7) >> 3) * sizeof(byte));
@@ -783,7 +783,7 @@ extern byte* squeeze(void)
}
olen -= r;
if (olen > 0)
- keccakF(S);
+ sha3_keccakF(S);
}
if (n & 7)
rc[nn - 1] &= (1 << (n & 7)) - 1;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-10 20:04:10 +0000