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Fix rb_digest_base_become (ruby-core:428)

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@2789 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
michal 2002-09-04 09:21:07 +00:00
parent ec43854aa6
commit 869159006a
1 changed files with 2 additions and 3 deletions
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5
ext/digest/digest.c
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@ -147,15 +147,14 @@ rb_digest_base_become(copy, obj)
{ {
algo_t *algo; algo_t *algo;
void *pctx1, *pctx2; void *pctx1, *pctx2;
VALUE klass;
if (copy = obj) return copy; if (copy = obj) return copy;
rb_check_frozen(copy); rb_check_frozen(copy);
algo = get_digest_base_metadata(CLASS_OF(klass)); algo = get_digest_base_metadata(CLASS_OF(copy));
if (algo != get_digest_base_metadata(CLASS_OF(obj))) { if (algo != get_digest_base_metadata(CLASS_OF(obj))) {
rb_raise(rb_eTypeError, "wrong argument class"); rb_raise(rb_eTypeError, "wrong argument class");
} }
Data_Get_Struct(copy, void, pctx1); Data_Get_Struct(obj, void, pctx1);
Data_Get_Struct(copy, void, pctx2); Data_Get_Struct(copy, void, pctx2);
memcpy(pctx2, pctx1, algo->ctx_size); memcpy(pctx2, pctx1, algo->ctx_size);