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authorknu <knu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2006-11-01 05:01:43 +0000
committerknu <knu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2006-11-01 05:01:43 +0000
commitd26d61815947639d5a9f26cd495f135877e00750 (patch)
tree0f726e99112b363a7e9720fa50b339d7c72c1fc6 /ext
parent8c61368971e229740b6773b91a48932842e7a39d (diff)
* 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. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@11254 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext')
-rw-r--r--ext/digest/digest.c8
-rw-r--r--ext/digest/lib/digest/hmac.rb3
2 files changed, 6 insertions, 5 deletions
diff --git a/ext/digest/digest.c b/ext/digest/digest.c
index 5d58149..c4a58cf 100644
--- a/ext/digest/digest.c
+++ b/ext/digest/digest.c
@@ -286,16 +286,16 @@ rb_digest_instance_inspect(VALUE self)
* digest_obj == string -> boolean
*
* 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
- * digest class is given, checks whether they have the same hash
- * value. Otherwise returns false.
+ * hash value of the digest object. If another digest instance is
+ * given, checks whether they have the same hash value. Otherwise
+ * returns false.
*/
static VALUE
rb_digest_instance_equal(VALUE self, VALUE other)
{
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);
str2 = rb_digest_instance_digest(0, 0, other);
} else {
diff --git a/ext/digest/lib/digest/hmac.rb b/ext/digest/lib/digest/hmac.rb
index a6415a1..b42fef9 100644
--- a/ext/digest/lib/digest/hmac.rb
+++ b/ext/digest/lib/digest/hmac.rb
@@ -69,7 +69,8 @@ module Digest
end
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
end