ruby-dev

In article <20040812.143341.77225238.katsu@blue.sky.or.jp>,
  UENO Katsuhiro <unnie@blue.sky.or.jp> writes:

> Index: ext/zlib/zlib.c
> ===================================================================
> RCS file: /src/ruby/ext/zlib/zlib.c,v
> retrieving revision 1.14
> diff -w -u -r1.14 zlib.c
> --- ext/zlib/zlib.c	6 Aug 2004 16:00:41 -0000	1.14
> +++ ext/zlib/zlib.c	12 Aug 2004 05:13:27 -0000
> @@ -2096,6 +2096,7 @@
>      else {
>  	gz->crc = crc32(gz->crc, RSTRING(dst)->ptr + gz->ungetc,
>  			RSTRING(dst)->len - gz->ungetc);
> +	gz->ungetc = 0;
>      }
>
>      OBJ_TAINT(dst);  /* for safe */
> @@ -2125,6 +2126,7 @@
>      else {
>  	gz->crc = crc32(gz->crc, RSTRING(dst)->ptr + gz->ungetc,
>  			RSTRING(dst)->len - gz->ungetc);
> +	gz->ungetc = 0;
>      }
>
>      OBJ_TAINT(dst);  /* for safe */

[ruby-dev:24060] の例はこれで直るのですが、次のような例もあるようです。

% echo a |gzip |./ruby -rzlib -e '
io = Zlib::GzipReader.new(STDIN)
$/ = ""
io.ungetc "\n"
io.gets
io.read
io.close'
-e:6:in `read': invalid compressed data -- crc error (Zlib::GzipFile::CRCError)
        from -e:6
-- 
[田中 哲][たなか あきら][Tanaka Akira]

Thread

Prev Next

In This Thread

Prev Next

[#24013] loop{proc{}}でメモリリーク? — "U.Nakamura" <usa@...>

[#24019] [security] security hole was found on PuTTY — "H.Yamamoto" <ocean@...2.ccsnet.ne.jp>

[#24028] --disable-shared --with-static-linked-ext problems — IWATSUKI Hiroyuki <don@...>

[#24030] Process.daemon — Tanaka Akira <akr@...17n.org>

[#24032] RDtool標準添付希望 — Minero Aoki <aamine@...>

[#24034] bdb-0.5.0のtests/btree.rbでsegv — akira yamada / やまだあきら <akira@...>

[#24043] [BUG] openssl/x509name — Minero Aoki <aamine@...>

[#24051] k*bsd*-gnu — akira yamada / やまだあきら <akira@...>

[#24052] Uconv標準添付希望 — Kazuhiro NISHIYAMA <zn@...>

[#24055] IO#readpartial again — Tanaka Akira <akr@...17n.org>

[#24060] Zlib::GzipReader#ungetc causes crc error — Tanaka Akira <akr@...17n.org>

[#24061] StringIO#readpartial — Tanaka Akira <akr@...17n.org>

[#24063] can't make on Solaris9 — UENO Katsuhiro <unnie@...>

[#24070] Zlib::GzipReader#readpartial — Tanaka Akira <akr@...17n.org>

[#24072] SSLSocket#wait — GOTOU Yuuzou <gotoyuzo@...>

[#24073] SSLSocket#sysread block a whole process. — Tanaka Akira <akr@...17n.org>

[#24080] net/telnet.rb to use readpartial — Tanaka Akira <akr@...17n.org>

[#24081] to compile tcltklib (bcc32) — "H.Yamamoto" <ocean@...2.ccsnet.ne.jp>

[#24088] duplex I/O for tty — Tanaka Akira <akr@...17n.org>

[#24094] ruby-mode.elのバイトコンパイルでエラー — akira yamada / やまだあきら <akira@...>

[#24100] Re: CVS server — "Akiyoshi, Masamichi" <masamichi.akiyoshi@...>

[#24103] core dump with binding, eval, instance_eval and class variable — Tanaka Akira <akr@...17n.org>

[#24104] String#clear — Satoru Takabayashi <satoru@...>

[#24106] return value of Process.daemon — Tanaka Akira <akr@...17n.org>

[#24112] ruby/tk crashes on bcc32 — "H.Yamamoto" <ocean@...2.ccsnet.ne.jp>

[#24118] tcltk stubs — nobu@...

[#24134] Re: [ruby-cvs] ruby: * dir.c (free_dir): fix memory leak. reported by yamamoto — "U.Nakamura" <usa@...>

[#24137] warning: read buffer data lost — Tanaka Akira <akr@...17n.org>

[#24140] CGI::Session has security problem? — Takahiro Kambe <taca@...>

[#24143] ヒアドキュメント形式の外部コマンド実行時の不具合(mswin版)？ — OKADOME Junichi <tome@...>

[#24154] `str style command execution at safelevel 3 — SASADA Koichi <ko1@...>

[#24156] CGI::Session::FileStore should not use Dir::tmpdir — Shugo Maeda <shugo@...>

[#24158] CGI::Session::FileStore does not work if $SAFE >= 1 — Shugo Maeda <shugo@...>

[#24167] `asm' undeclared error — akira yamada / やまだあきら <akira@...>

[#24171] gc bug? — Andres Salomon <dilinger@...>

[#24174] 'undefined superclass' message are required? — SASADA Koichi <ko1@...>

[#24183] CGI::Session problem again — Shugo Maeda <shugo@...>

[#24190] StringIO#truncate — Tanaka Akira <akr@...17n.org>

[#24191] IO#truncate — Tanaka Akira <akr@...17n.org>

[#24198] Exception handling miss? — SASADA Koichi <ko1@...>

[ruby-dev:24065] Re: Zlib::GzipReader#ungetc causes crc error

Thread

In This Thread

[#24051] kbsd-gnu — akira yamada / やまだあきら <akira@...>