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author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2015-12-13 09:19:20 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2015-12-13 09:19:20 +0000 |
commit | 739d9a37cb03f01dc92b9e4f401e6cd83b6e1ab8 (patch) | |
tree | ea6a76c581db2829843ef70592cd876bddb254db /ext/win32ole/win32ole.c | |
parent | 207360044ba6e03e2132fdef2985a485da9a8466 (diff) | |
download | ruby-739d9a37cb03f01dc92b9e4f401e6cd83b6e1ab8.tar.gz |
win32ole.c: check argument type
* ext/win32ole/win32ole.c (ole_vstr2wc): check argument type, vstr
must be a String here. reported by Marcin 'Icewall' Noga of
Cisco Talos.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53074 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/win32ole/win32ole.c')
-rw-r--r-- | ext/win32ole/win32ole.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/ext/win32ole/win32ole.c b/ext/win32ole/win32ole.c index 14147ab7bc..02ad82b4d4 100644 --- a/ext/win32ole/win32ole.c +++ b/ext/win32ole/win32ole.c @@ -860,6 +860,11 @@ ole_vstr2wc(VALUE vstr) LPWSTR pw; st_data_t data; struct st_table *tbl = DATA_PTR(enc2cp_hash); + + /* do not type-conversion here to prevent from other arguments + * changing (if exist) */ + Check_Type(vstr, T_STRING); + enc = rb_enc_get(vstr); if (st_lookup(tbl, (VALUE)enc | FIXNUM_FLAG, &data)) { |