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-rw-r--r--pure-java/SHA3.java4
-rw-r--r--pure-java/sha3sum.java118
2 files changed, 61 insertions, 61 deletions
diff --git a/pure-java/SHA3.java b/pure-java/SHA3.java
index 084c8c1..5cacc5f 100644
--- a/pure-java/SHA3.java
+++ b/pure-java/SHA3.java
@@ -478,7 +478,7 @@ public class SHA3
/**
* Squeeze the Keccak sponge
*
- * @paran withReturn Whether to return the hash instead of just do a quick squeeze phrase and return {@code null}
+ * @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}
*/
public static byte[] digest(boolean withReturn)
@@ -503,7 +503,7 @@ public class SHA3
* Absorb the last part of the message and squeeze the Keccak sponge
*
* @param msg The rest of the message
- * @paran withReturn Whether to return the hash instead of just do a quick squeeze phrase and return {@code null}
+ * @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}
*/
public static byte[] digest(byte[] msg, boolean withReturn)
diff --git a/pure-java/sha3sum.java b/pure-java/sha3sum.java
index e24657e..3b4cec9 100644
--- a/pure-java/sha3sum.java
+++ b/pure-java/sha3sum.java
@@ -56,6 +56,10 @@ public class sha3sum
cmd = cmd.intern();
Integer O = null; int _o = 512; /* --outputsize */
+ if (cmd == "sha3-224sum") _o = 224;
+ else if (cmd == "sha3-256sum") _o = 256;
+ else if (cmd == "sha3-384sum") _o = 384;
+ else if (cmd == "sha3-512sum") _o = 512;
Integer S = null; int _s = 1600; /* --statesize */
Integer R = null; int _r = _s - (_o << 1); /* --bitrate */
Integer C = null; int _c = _s - _r; /* --capacity */
@@ -64,10 +68,6 @@ public class sha3sum
Integer J = null; int _j = 1; /* --squeezes */
int o = 0, s = 0, r = 0, c = 0, w = 0, i = 0, j = 0;
- if (cmd == "sha3-224sum") o = _o = 224;
- else if (cmd == "sha3-256sum") o = _o = 256;
- else if (cmd == "sha3-384sum") o = _o = 384;
- else if (cmd == "sha3-512sum") o = _o = 512;
boolean binary = false, hex = false;
int multi = 0;
@@ -244,7 +244,7 @@ public class sha3sum
System.exit(6);
}
else if (S == null)
- s = new Integer(w * 25);
+ S = new Integer(w * 25);
}
if (C != null)
@@ -312,6 +312,7 @@ public class sha3sum
System.err.println("State size: " + s);
System.err.println("Output size: " + o);
System.err.println("Iterations: " + i);
+ System.err.println("Squeezes: " + j);
if (fptr == 0)
@@ -341,96 +342,95 @@ public class sha3sum
InputStream file = null;
try
{
- file = new FileInputStream(fn);
- SHA3.initialise(r, c, o);
- int blksize = 4096; /** XXX os.stat(os.path.realpath(fn)).st_size; **/
- byte[] chunk = new byte[blksize];
- for (;;)
+ byte[] bs;
+ if ((filename != null) || (stdin == null))
{
- int read = file.read(chunk, 0, blksize);
- if (read <= 0)
- break;
- if (hex == false)
- SHA3.update(chunk, read);
- else
+ file = new FileInputStream(fn);
+ SHA3.initialise(r, c, o);
+ int blksize = 4096; /** XXX os.stat(os.path.realpath(fn)).st_size; **/
+ byte[] chunk = new byte[blksize];
+ for (;;)
{
- int n = read << 1;
- for (int _ = 0; _ < n; _++)
+ int read = file.read(chunk, 0, blksize);
+ if (read <= 0)
+ break;
+ if (hex == false)
+ SHA3.update(chunk, read);
+ else
{
- byte a = chunk[_ << 1], b = chunk[(_ << 1) | 1];
- chunk[_] = (byte)((((a & 15) + (a <= '9' ? 0 : 9)) << 4) | ((b & 15) + (b <= '9' ? 0 : 9)));
+ int n = read >> 1;
+ for (int _ = 0; _ < n; _++)
+ { byte a = chunk[_ << 1], b = chunk[(_ << 1) | 1];
+ chunk[_] = (byte)((((a & 15) + (a <= '9' ? 0 : 9)) << 4) | ((b & 15) + (b <= '9' ? 0 : 9)));
+ }
+ SHA3.update(chunk, n);
}
- SHA3.update(chunk, n);
}
+ bs = SHA3.digest(j == 1);
+ if (j > 2)
+ SHA3.fastSqueeze(j - 2);
+ if (j > 1)
+ bs = SHA3.squeeze();
+ if (filename == null)
+ stdin = bs;
}
- byte[] bs = SHA3.digest(j > 1);
- if (j > 2)
- SHA3.fastSqueeze(j - 2);
- if (j > 1)
- bs = SHA3.squeeze();
+ else
+ bs = stdin;
if (multi == 0)
{
for (int _ = 1; _ < i; _++)
{
SHA3.initialise(r, c, o);
- bs = SHA3.digest(bs, j > 1);
+ bs = SHA3.digest(bs, j == 1);
if (j > 2)
SHA3.fastSqueeze(j - 2);
if (j > 1)
bs = SHA3.squeeze();
}
if (binary)
- { if (filename == null)
- stdin = bs;
System.out.write(bs);
- }
else
{ for (int b = 0, bn = bs.length; b < bn; b++)
{ rc += "0123456789ABCDEF".charAt((bs[b] >> 4) & 15);
rc += "0123456789ABCDEF".charAt(bs[b] & 15);
}
rc += " " + (filename == null ? "-" : filename) + "\n";
- if (filename == null)
- stdin = rc.getBytes("UTF-8");
System.out.print(rc);
}
}
- else if (binary)
- {
- System.out.write(bs);
- for (int _ = 1; _ < i; _++)
- {
- SHA3.initialise(r, c, o);
- bs = SHA3.digest(bs, j > 1);
- if (j > 2)
- SHA3.fastSqueeze(j - 2);
- if (j > 1)
- bs = SHA3.squeeze();
- System.out.write(bs);
- }
- }
else if (multi == 1)
{
- byte[] out = new byte[(bs.length << 1) + 1];
- for (int b = 0, bn = bs.length; b < bn; b++)
- { out[ b << 1 ] = (byte)("0123456789ABCDEF".charAt((bs[b] >> 4) & 15));
- out[(b << 1) | 1] = (byte)("0123456789ABCDEF".charAt(bs[b] & 15));
+ byte[] out = null;
+ if (binary)
+ System.out.write(bs);
+ else
+ {
+ out = new byte[(bs.length << 1) + 1];
+ for (int b = 0, bn = bs.length; b < bn; b++)
+ { out[ b << 1 ] = (byte)("0123456789ABCDEF".charAt((bs[b] >> 4) & 15));
+ out[(b << 1) | 1] = (byte)("0123456789ABCDEF".charAt(bs[b] & 15));
+ }
+ out[out.length - 1] = '\n';
+ System.out.write(out);
}
- out[out.length - 1] = '\n';
- System.out.write(out);
for (int _ = 1; _ < i; _++)
{
SHA3.initialise(r, c, o);
- bs = SHA3.digest(bs, j > 1);
+ bs = SHA3.digest(bs, j == 1);
if (j > 2)
SHA3.fastSqueeze(j - 2);
if (j > 1)
bs = SHA3.squeeze();
- for (int b = 0, bn = bs.length; b < bn; b++)
- { out[ b << 1 ] = (byte)("0123456789ABCDEF".charAt((bs[b] >> 4) & 15));
- out[(b << 1) | 1] = (byte)("0123456789ABCDEF".charAt(bs[b] & 15));
+ if (binary)
+ System.out.write(bs);
+ else
+ {
+ for (int b = 0, bn = bs.length; b < bn; b++)
+ { out[ b << 1 ] = (byte)("0123456789ABCDEF".charAt((bs[b] >> 4) & 15));
+ out[(b << 1) | 1] = (byte)("0123456789ABCDEF".charAt(bs[b] & 15));
+ }
+ System.out.write(out);
}
- System.out.write(out);
}
}
else
@@ -442,7 +442,7 @@ public class sha3sum
{
if (_ > 0)
{ SHA3.initialise(r, c, o);
- bs = SHA3.digest(bs, j > 1);
+ bs = SHA3.digest(bs, j == 1);
if (j > 2)
SHA3.fastSqueeze(j - 2);
if (j > 1)
@@ -463,7 +463,7 @@ public class sha3sum
System.out.println(now);
}
if (loop != null)
- System.out.println("\033[01;31mLoop found\033[00m");
+ System.err.println("\033[01;31mLoop found\033[00m");
}
System.out.flush();
}
generated by cgit v1.2.3-70-g09d2 (git 2.47.0) at 2024-11-23 10:40:07 +0000