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classpath ./ChangeLog java/math/BigInteger.java
From: |
Tom Tromey |
Subject: |
classpath ./ChangeLog java/math/BigInteger.java |
Date: |
Mon, 10 Feb 2003 18:44:21 -0500 |
CVSROOT: /cvsroot/classpath
Module name: classpath
Changes by: Tom Tromey <address@hidden> 03/02/10 18:44:21
Modified files:
. : ChangeLog
java/math : BigInteger.java
Log message:
2003-02-10 Raif S. Naffah <address@hidden>
* java/math/BigInteger.java:
Updated notice to include years 2002 and 3.
Added 2 private (int) arrays with values from the HAC (Handbook of
Applied Cryptography -A. Menezes & al): k[] that contains bit lengths
and t[] that contains nbr. of tests --used in isProbablePrime().
* java/math/BigInteger.java (make(long)): Merged into valueOf(long).
* java/math/BigInteger.java (make(int[],int), add(int,int),
add(BI,BI,int), times(BI,int), divide(long,long,BI,BI,int), gcd(BI),
isProbablePrime(int), shift(BI,int), valueOf(String,int), neg(BI),
bitOp(int,BI,BI), and(BI,int)): Use valueOf(long) instead of
make(long).
* java/math/BigInteger.java (euclidInv): Reduce number of work vars
(euclidInv(int,int,int)): Now returns an array of 2 ints instead of 3.
(euclidInv(BI,BI,BI)): Used to return an array of 2 BIs; now accepts 6
BIs and returns void.
(modInverse(BI)): Use new signatures of euclidInv().
* java/math/BigInteger.java (isProbablePrime(int)): Use divide() with
static small primes instead of remainder().
Use pre-computed max nbr of trials based on bitlength of BI to test.
Use pre-computed small primes for the trial tests instead of random
numbers.
* java/math/BigInteger.java (isOdd, isMinusOne, pow): Removed.
not used.
* java/math/BigInteger.java (format(int,StringBuffer)): Removed
invoacation of MPN.chars_per_word(). not used.
* java/math/BigInteger.java (gcd(int,int)): Declared 'tmp' once as
local var and used where needed.
* java/math/BigInteger.java (modPow(BI,BI)): Fixed spelling.
Combined declaration with initialisation of locals.
Removed unused var.
* java/math/BigInteger.java: Style changes
(pow(int)): Removed 'else' keyword.
(toString(int)): idem.
(doubleValue()): idem.
(bitLength()): idem.
(equals(Object)): Use static methods name in same class w/o prepending
class name.
(doubleValue()): idem.
(setNegative(BI)): idem.
(negate()): idem.
(and(BI,int)): idem.
(and(BI)): idem.
(gcd(BI)): idem.
(byteArrayToIntArray()): Removed casting to (int). this is
std. behaviour.
(canonicalize()): idem.
(alloc(int)): Always instantiate a new BI.
CVSWeb URLs:
http://savannah.gnu.org/cgi-bin/viewcvs/classpath/classpath/ChangeLog.diff?tr1=1.849&tr2=1.850&r1=text&r2=text
http://savannah.gnu.org/cgi-bin/viewcvs/classpath/classpath/java/math/BigInteger.java.diff?tr1=1.16&tr2=1.17&r1=text&r2=text
- classpath ./ChangeLog java/math/BigInteger.java,
Tom Tromey <=