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Revision history for Perl extension Digest::SHA.
5.44 Sat Oct 14 00:42:44 MST 2006
- removed SIGNATURE file from distribution
-- spurious errors from CPANPLUS can break build
- eliminated ppport.h header file
-- significantly reduces size of distribution
- modified C functions in src/hmac.c to use ANSI prototypes
-- thanks to Jarkko Hietaniemi for patch
5.43 Sat Aug 5 02:36:18 MST 2006
- undid Perl Best Practice of favoring 3-argument "open"
-- 3-arg version uses different semantics for "-"
causing bugs in addfile and shasum
- modified underlying C functions to use ANSI prototypes
-- requested by Steve Hay (ref. Smoke [5.9.4] 28630)
-- K&R style was causing numerous warnings from
Borland compiler
5.42 Mon Jul 24 04:04:40 MST 2006
- minor code changes suggested by Perl::Critic
-- e.g. no bareword filehandles, no 2-argument open's
- updated public key (ref. B538C51C)
-- previous one (0AF563FE) expired July 2, 2006
- added documentation to warn that Base64 digests are NOT padded
-- padding must be done by user if interoperability
with other software is required
5.41 Sat Jun 3 01:50:46 MST 2006
- corrected addfile
-- process $file argument as a filehandle unless passed
as a SCALAR (which indicates a file name)
5.40 Fri Jun 2 04:00:30 MST 2006
- modified addfile to accept indirect filehandles
-- ref. rt.cpan.org #19627 and #19641
5.39 Sun May 28 03:22:24 MST 2006
- modified shasum to warn rather than die for file errors
-- to follow conventions of GNU sha1sum/md5sum
5.38 Thu May 25 02:02:02 MST 2006
- added new capabilities to the "addfile" method
-- now able to accept file names as well as handles
-- includes mode for portable digest calculation
-- thanks to Adam Kennedy for emails and ideas
ref. File::LocalizeNewlines
- used expanded addfile interface to simplify shasum (sumfile)
-- regex a tad less general than 5.37, but handles all
known newline variants in UNIX/Windows/MacOS
- enhanced WARNING messages from shasum checkfile processing
-- to mimic behavior of md5sum
5.37 Mon May 8 04:30:09 MST 2006
- modified shasum to avoid file slurping (ref. sub sumfile)
- improved error handling of checksum files in shasum
-- to better mimic the behavior of md5sum
- refined line-break regex in shasum (ref. sub sumfile)
-- catches multiple CR's preceding LF
thanks to Gisle Aas for suggested patch
- changed loop vars to signed int's in shadump (ref. src/sha.c)
-- to prevent type mismatch warnings
5.36 Mon May 8 01:38:36 MST 2006
- fixed the "portable" option in shasum
-- normalize line-breaks in text files only
5.35 Thu May 4 16:54:42 MST 2006
- added "portable" option to shasum
-- to make digests match across Windows/Unix/MacOS
- enabled bundling of shasum command line options
-- to mimic behavior of md5sum
- removed \r's from text files in t/nist directory
-- resolves SIGNATURE clashes (rt.cpan.org #18983)
- changed suffix on SHA64_MAX (src/sha.h) to ULL
-- eliminates gcc warnings (rt.cpan.org #18988)
- specified minimum Perl version for module and Makefile.PL
-- closes rt.cpan.org #18984
5.34 Thu Feb 2 18:55:40 MST 2006
- removed Unix-style pathnames in test scripts
-- causing problems on OpenVMS
-- thanks to Steve Peters for patch
- included latest version of Perl Portability header (ppport.h)
- added PERL_CORE check to test scripts
-- allows module to be built into Perl distribution
5.32 Fri Dec 2 02:32:20 MST 2005
- added POD section to shasum script
-- thanks to Gunnar Wolf for patch
- made minor code changes to silence compiler warnings
-- resulting from signed/unsigned integer mixing
- inserted code in test scripts for POD checking
-- to recover gracefully if Test::More isn't installed
5.31 Mon Sep 5 00:52:42 MST 2005
- added standard tests for pod and pod-coverage checking
- inserted subtest to check for failure when using
unrecognized SHA algorithm
5.30 Sat Aug 20 16:46:08 MST 2005
- updated docs with recent NIST statement on SHA-1
-- advises use of larger and stronger hash functions
(i.e. SHA-224/256/384/512) for new developments
5.29 Sun Aug 14 04:48:34 MST 2005
- added explicit casts in "shaload" routine (ref. "ldvals")
-- thanks to E. Allen Smith for pointing out SGI compiler
warnings on IPxx-irix platforms
- updated docs with cautionary note about SHA-1
5.28 Wed Nov 10 15:33:20 MST 2004
- provided more flexible formatting of SHA state files
-- entries may now contain embedded whitespace
for improved readability
- minor code cleanups
5.27 Sun Oct 24 02:54:00 MST 2004
- minor code cleanups
-- reduces size of dump files for SHA-1/224/256
5.26 Thu Oct 7 14:52:00 MST 2004
- streamlined distribution
-- reduced NIST vector tests from 200 to 20
-- former number was overkill
-- distro now downloads and builds more quickly
- rewrote SYNOPSIS sections in pod file
- made additional tweaks to t/8-shasum.t for portability
- cleaned up test scripts
5.25 Sun Sep 12 18:48:00 MST 2004
- removed non-essential test script
-- t/8-shasum.t causes problems on sparc64-linux
- reverted to using eval "require $module" in shasum
5.24 Sun Sep 12 02:50:18 MST 2004
- modified shasum to use barewords in "require" statements
-- ref. perl.cpan.testers (157305)
5.23 Thu Sep 9 23:06:18 MST 2004
- corrected bug in test script
-- use blib when invoking perl as an external
command in t/8-shasum.t
5.22 Tue Sep 7 19:12:40 MST 2004
- broadened SHA-384/512 support
-- to compilers with no ULLONG_MAX in limits.h
-- e.g IBM C (xlC 6.0.0) on AIX 4.3.3
-- thanks to Chris Carey for suggestions
and technical expertise
- improved use of static storage class in transforms
-- detection of Intel arch. now done in Makefile.PL
-- NB: static not used if compiling for thread safety
- minor changes to documentation
5.21 Mon Aug 23 04:02:00 MST 2004
- removed 64-bit constant expressions from #if statements
-- ref. src/sha.h (lines 55, 58, and 61)
-- even if compiler supports long long's, preprocessor
may use long's when evaluating expressions
- improved test script for "shasum" (t/8-shasum.t)
-- exercises check file option (-c)
5.20 Sun Aug 15 04:24:48 MST 2004
- introduced "shasum" script
-- mimics the usage and behavior of "md5sum"
-- adds "-a" option to select SHA algorithm
-- for help, just type "shasum -h"
5.10 Fri Aug 6 02:04:38 MST 2004
- simplified module documentation
-- made it consistent with Digest::SHA::PurePerl docs
5.03 Sat Jul 31 00:00:48 MST 2004
- corrected HMAC-SHA-384/512 bug (cpan #7181, Adam Woodbury)
-- code was using hardwired blocksize for SHA-1/256
-- ref. src/hmac.c, src/hmac.h
5.02 Thu Jul 29 02:48:00 MST 2004
- updated documentation and "dump-load.t" test script
-- to be consistent with Digest::SHA::PurePerl
- included a SIGNATURE file
-- for stronger authentication of module contents
-- ref. Module::Signature on CPAN
- corrected embarrassing misspelling in docs
-- apologies to Gisle Aas
5.01 Fri May 21 13:08:12 MST 2004
- check for undefined SHA handle when calling "shaclose()"
-- prevents intermittent cleanup errors during
global object destruction
5.00 Fri May 14 04:45:00 MST 2004
- minor documentation fixes
- restored classical style of version numbering (X.YZ)
-- previous X.Y.Z style caused installation difficulties
when using CPANPLUS
4.3.3 Wed May 5 00:30:40 MST 2004
- fixed bug in "strto64()" function
-- caused problems in state files with CR/LF pairs
-- thanks to Martin Thurn for testing support
4.3.2 Wed Apr 28 03:56:00 MST 2004
- added Makefile.PL options
-- thread-safety: -t
-- exclude 384/512 support: -x
-- e.g. perl Makefile.PL -t
- temporarily suppress dump/load tests for SHA-384/512
-- pending clarification of problem on sun4u sparc
4.3.1 Thu Mar 4 02:54:00 MST 2004
- removed unused functions from XS file
-- reduces size of compiled objects
- simplified implementation of Digest::SHA object
-- now a blessed SHAPtr ref instead of blessed array ref
-- results in slight speed-up of OO operations
- streamlined underlying C source
-- used macros to consolidate repetitive code
- rewrote test scripts to depend on Test rather than Test::More
-- allows module to be checked in minimal Perl environments
- added compilation option for thread-safety
-- overrides use of static arrays
4.3.0 Sat Feb 7 02:58:00 MST 2004
- included SHA-384/512 support if using Microsoft C/C++
-- uses MSVC's __int64 in place of "long long"
- enhanced portability and efficiency on diverse platforms
-- automatically sets up optimal types for 32/64-bit ops
- improved test scripts for better reporting
-- many thanks to Alex Muntada for helpful suggestions
4.2.2 Sat Jan 31 17:10:20 MST 2004
- repaired 32-bit SHA operations for 8-byte longs
4.2.1 Sat Jan 24 00:56:54 MST 2004
- modified I/O and memory management in underlying C code
-- uses Perl libraries when compiled as CPAN module
-- otherwise defaults to ANSI C libraries
-- bypasses problems in MSWin multi-threaded Perls
-- avoids "Free to wrong pool" error
-- special thanks to Robert Gilmour and Brian Gladman
for technical guidance and testing
4.2.0 Sat Dec 27 16:08:00 MST 2003
- added support for recently-announced SHA-224 algorithm
-- ref. FIPS 180-2 Change Notice 1
-- also includes HMAC-SHA-224
4.1.0 Thu Dec 25 00:58:00 MST 2003
- repaired "nist-vectors" test scripts for MSWin32 portability
-- use binmode for data files
4.0.9 Wed Dec 24 02:58:22 MST 2003
- use canonical file specs in test scripts
-- enhances portability across different OSes
- modify type declarations of objects in XS file
-- re-declare as (SV *) and cast to (AV *) SvRV(self)
-- in response to AVPtr problem on MSWin32
4.0.8 Thu Dec 18 23:32:00 MST 2003
- inherits from Digest::base if installed
-- also checks for MIME::Base64
-- still fully-functional if neither are installed
- added buffer overflow protection in underlying C code
-- ref. shahex() and shabase64() routines
-- prior code appeared impossible to exploit, but ...
-- better safe than sorry
-- does not impact runtime efficiency
- minor code cleanup
4.0.7 Sat Dec 13 00:48:24 MST 2003
- check for undefined SHA handle when calling "shaclose()"
-- was causing cleanup err during global destruction
4.0.6 Thu Dec 11 02:18:00 MST 2003
- more optimization and streamlining
-- a bit faster on non-big-endians (e.g. Intel)
- rewrote time-critical functions and methods in XS
- removed unused C functions from source files
4.0.5 Sat Dec 6 00:02:24 MST 2003
- performance optimizations
-- rewrote "add" method in XS
-- unrolled loops in sha256 transform
4.0.4 Thu Dec 4 00:07:00 MST 2003
- made Digest::SHA into a self-contained module
-- no longer depends on Digest::base
-- more convenient for users
-- no need to install Digest:: module
4.0.3 Wed Dec 3 00:01:20 MST 2003
- Digest::SHA now a subclass of Digest::base
-- inherits hexdigest/b64digest/addfile methods
- added "hashsize" method
- removed old "shaopen()/shawrite()/..." legacy code
-- in favor of standard, streamlined OO interface
- renamed test vector files from NIST
-- prevents problems on 8+3 filesystems
- added test for Dave Ireland's SHA-256 vector
4.0.0 Sat Nov 29 21:14:09 MST 2003
- major streamlining of interface (hence, major version change)
-- coordinated with Gisle Aas and J. Duque
-- goal is to produce a single SHA module
-- adheres to OO and functional styles of Digest::
-- greatly reduces the number of interface functions
-- old functions still supported
-- use Digest::SHA ':legacy'
-- will be deprecated in near future
- rewrote all test scripts to match new interface
-- very easy to modify all 281 tests
-- old interface maps cleanly to new one
3.0 Wed Nov 26 05:02:34 MST 2003
- added functions that conform to Digest:: interface
-- both functional and OO styles
-- byte-oriented data only
-- continue to support original interface as well
-- necessary for bit-oriented data
- supplied formal test vectors for HMAC-SHA-256
-- from draft-ietf-ipsec-ciph-sha-256-01.txt
- included tests for all OO methods
2.4 Sat Nov 22 17:10:22 MST 2003
- code cleanup
-- "sha.c" now completely free of #ifdef's
- modularized all 64-bit (long long) code
- improved readability of header files
- simplified logic of "fixdump" utility
2.3 Wed Nov 19 03:54:31 MST 2003
- minor optimizations and code cleanup
-- improved maintainability by reducing #ifdef's
-- sha1 transform code now easier to follow
- streamlined shadump/shaload file format
-- eliminated special "HQ" entry
-- state now held in "H" for all transforms
-- supplied "fixdump" utility to convert old format
- SHA-384/512 functions now return NULL for no 64-bit operations
-- previously they were undefined
-- no longer necessary to use eval's to test for presence
2.2 Sun Nov 16 01:54:00 MST 2003
- optimized the performance of the SHA-1 transform
-- around 20-30% faster than previous version
-- achieved by loop unrolling and assignment consolidation
- enhanced shaload/shadump to allow interaction with stdin/stdout
-- "$filename" argument now optional
2.1 Sun Nov 9 03:28:04 MST 2003
- simplified data input routines
-- length argument now optional for byte data
(special thanks to Jeffrey Friedl for this idea)
-- interface still compatible with earlier versions
-- changes will not affect existing client code
- streamlined underlying C code for easier maintenance
- provided additional tests for persistent data
2.0 Sat Nov 1 03:55:36 MST 2003
- added functions for HMAC-SHA-1/256/384/512 (FIPS PUB 198)
- shadump/shaload files now compatible between 32/64-bit machines
1.01 Sat Oct 25 02:44:55 MST 2003
- package now downloads and installs much faster
- reduced distribution size by 80%
-- pruned extensive NIST vectors to a useful subset
-- still possible to test all vectors if desired
--- see "t/nist/COPYRIGHT" file for details
- added routines to provide persistent storage of SHA states
-- shadump() and shaload()
- reduced runtime of large bitstring tests (gillogly-hard)
-- illustrates usefulness of shadump()/shaload()
1.0 Sat Oct 18 17:35:07 MST 2003
- documentation fixes
- code cleanup: no more compiler warnings from gcc -Wall
- added code to allow reading of intermediate digest state
-- shahex() prior to shafinish() returns current state
0.9 Thu Oct 9 20:43:54 MST 2003
- version updated to reflect portability check and passing
of all tests (1401)
0.01 Wed Oct 8 22:28:05 2003
- original version; created by h2xs 1.22 with options
-x -A -n Digest::SHA sha.h
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