Re: [gentoo-portage-dev] [GLEP59v2 2/5] Manifest2 hash: Whirlpool
On 10/01/2011 02:41 AM, Brian Harring wrote: On Sat, Oct 01, 2011 at 07:40:52AM +, Robin H. Johnson wrote: From: Robin H. Johnson robb...@gentoo.org Provide public-domain implementation of the Whirlpool hash algorithm to be used as new Manifest2 hash. Signed-off-by: Robin H. Johnson robb...@gentoo.org --- pym/portage/checksum.py |8 ++-- 1 files changed, 6 insertions(+), 2 deletions(-) diff --git a/pym/portage/checksum.py b/pym/portage/checksum.py index e5455fa..3593686 100644 --- a/pym/portage/checksum.py +++ b/pym/portage/checksum.py @@ -71,6 +71,10 @@ except ImportError: sha1hash = _generate_hash_function(SHA1, _new_sha1, origin=internal) +# Bundled WHIRLPOOL implementation +from portage.util.whirlpool import new as _new_whirlpool +whirlpoolhash = _generate_hash_function(WHIRLPOOL, _new_whirlpool, origin=bundled) + Likely should shift this to a trailing check if no whirlpool implementation was found; via this, we can avoid the import unless it's needed. ~brian Thanks, that's done now: http://git.overlays.gentoo.org/gitweb/?p=proj/portage.git;a=commit;h=06ad8911b5790a2ed963fe1b981751ab0a2be8d5 -- Thanks, Zac
[gentoo-portage-dev] [GLEP59v2 2/5] Manifest2 hash: Whirlpool
From: Robin H. Johnson robb...@gentoo.org Provide public-domain implementation of the Whirlpool hash algorithm to be used as new Manifest2 hash. Signed-off-by: Robin H. Johnson robb...@gentoo.org --- pym/portage/checksum.py |8 ++-- 1 files changed, 6 insertions(+), 2 deletions(-) diff --git a/pym/portage/checksum.py b/pym/portage/checksum.py index e5455fa..3593686 100644 --- a/pym/portage/checksum.py +++ b/pym/portage/checksum.py @@ -71,6 +71,10 @@ except ImportError: sha1hash = _generate_hash_function(SHA1, _new_sha1, origin=internal) +# Bundled WHIRLPOOL implementation +from portage.util.whirlpool import new as _new_whirlpool +whirlpoolhash = _generate_hash_function(WHIRLPOOL, _new_whirlpool, origin=bundled) + # Use pycrypto when available, prefer it over the internal fallbacks try: from Crypto.Hash import SHA256, RIPEMD @@ -80,14 +84,14 @@ except ImportError as e: pass # Use hashlib from python-2.5 if available and prefer it over pycrypto and internal fallbacks. -# Need special handling for RMD160 as it may not always be provided by hashlib. +# Need special handling for RMD160/WHIRLPOOL as they may not always be provided by hashlib. try: import hashlib, functools md5hash = _generate_hash_function(MD5, hashlib.md5, origin=hashlib) sha1hash = _generate_hash_function(SHA1, hashlib.sha1, origin=hashlib) sha256hash = _generate_hash_function(SHA256, hashlib.sha256, origin=hashlib) - for local_name, hash_name in ((rmd160, ripemd160), ): + for local_name, hash_name in ((rmd160, ripemd160), (whirlpool, whirlpool)): try: hashlib.new(hash_name) except ValueError: -- 1.7.7
Re: [gentoo-portage-dev] [GLEP59v2 2/5] Manifest2 hash: Whirlpool
On Sat, Oct 01, 2011 at 07:40:52AM +, Robin H. Johnson wrote: From: Robin H. Johnson robb...@gentoo.org Provide public-domain implementation of the Whirlpool hash algorithm to be used as new Manifest2 hash. Signed-off-by: Robin H. Johnson robb...@gentoo.org --- pym/portage/checksum.py |8 ++-- 1 files changed, 6 insertions(+), 2 deletions(-) diff --git a/pym/portage/checksum.py b/pym/portage/checksum.py index e5455fa..3593686 100644 --- a/pym/portage/checksum.py +++ b/pym/portage/checksum.py @@ -71,6 +71,10 @@ except ImportError: sha1hash = _generate_hash_function(SHA1, _new_sha1, origin=internal) +# Bundled WHIRLPOOL implementation +from portage.util.whirlpool import new as _new_whirlpool +whirlpoolhash = _generate_hash_function(WHIRLPOOL, _new_whirlpool, origin=bundled) + Likely should shift this to a trailing check if no whirlpool implementation was found; via this, we can avoid the import unless it's needed. ~brian # Use pycrypto when available, prefer it over the internal fallbacks try: from Crypto.Hash import SHA256, RIPEMD @@ -80,14 +84,14 @@ except ImportError as e: pass # Use hashlib from python-2.5 if available and prefer it over pycrypto and internal fallbacks. -# Need special handling for RMD160 as it may not always be provided by hashlib. +# Need special handling for RMD160/WHIRLPOOL as they may not always be provided by hashlib. try: import hashlib, functools md5hash = _generate_hash_function(MD5, hashlib.md5, origin=hashlib) sha1hash = _generate_hash_function(SHA1, hashlib.sha1, origin=hashlib) sha256hash = _generate_hash_function(SHA256, hashlib.sha256, origin=hashlib) - for local_name, hash_name in ((rmd160, ripemd160), ): + for local_name, hash_name in ((rmd160, ripemd160), (whirlpool, whirlpool)): try: hashlib.new(hash_name) except ValueError: -- 1.7.7