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* ext/digest/lib/digest/hmac.rb (Digest::HMAC::update): Minor

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optimization.

* ext/digest/digest.c (rb_digest_instance_equal): Allow comparing
  a digest instance with another of a different class.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@11254 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
knu 2006-11-01 05:01:43 +00:00
parent 70aa19b6c6
commit dd937ba9dc
3 changed files with 14 additions and 5 deletions
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8
ChangeLog
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@ -1,3 +1,11 @@
Wed Nov 1 02:22:31 2006 Akinori MUSHA <knu@iDaemons.org>
* ext/digest/lib/digest/hmac.rb (Digest::HMAC::update): Minor
optimization.
* ext/digest/digest.c (rb_digest_instance_equal): Allow comparing
a digest instance with another of a different class.
Tue Oct 31 17:03:21 2006 Yukihiro Matsumoto <matz@ruby-lang.org> Tue Oct 31 17:03:21 2006 Yukihiro Matsumoto <matz@ruby-lang.org>
* time.c (time_dup): duplicate the class of original time. * time.c (time_dup): duplicate the class of original time.

8
ext/digest/digest.c
View file

@ -286,16 +286,16 @@ rb_digest_instance_inspect(VALUE self)
* digest_obj == string -> boolean * digest_obj == string -> boolean
* *
* If a string is given, checks whether it is equal to the hex-encoded * If a string is given, checks whether it is equal to the hex-encoded
* hash value of the digest object. If another instance of the same * hash value of the digest object. If another digest instance is
* digest class is given, checks whether they have the same hash * given, checks whether they have the same hash value. Otherwise
* value. Otherwise returns false. * returns false.
*/ */
static VALUE static VALUE
rb_digest_instance_equal(VALUE self, VALUE other) rb_digest_instance_equal(VALUE self, VALUE other)
{ {
VALUE str1, str2; VALUE str1, str2;
if (rb_obj_class(self) == rb_obj_class(other)) { if (rb_obj_is_kind_of(other, rb_mDigest_Instance) == Qtrue) {
str1 = rb_digest_instance_digest(0, 0, self); str1 = rb_digest_instance_digest(0, 0, self);
str2 = rb_digest_instance_digest(0, 0, other); str2 = rb_digest_instance_digest(0, 0, other);
} else { } else {

3
ext/digest/lib/digest/hmac.rb
View file

@ -67,7 +67,8 @@ module Digest
end end
def update(text) def update(text)
@md.reset.update(@opad + @md.digest(@ipad + text)) # @md is reset when digest() returns
@md.update(@opad + @md.digest(@ipad + text))
self self
end end