curl-library
Re: Memory leak when using OpenSSL
Date: Tue, 19 Aug 2003 09:53:10 +0200 (CEST)
On Mon, 18 Aug 2003, Loren Kirkby wrote:
> I'm using libcurl+OpenSSL in my application to do HTTPS transfers.
> Everything is working great, but when my application shuts down, the MSVC++
> memory tracker says that OpenSSL is leaking memory. After looking at the
> sample OpenSSL applications (e.g. ssltest.c), it seems that
> CRYPTO_cleanup_all_ex_data() is needed when shutting down. Adding this call
> to Curl_SSL_cleanup() fixes the memory leaks. Is there a reason
> CRYPTO_cleanup_all_ex_data() isn't being called?
Yes, there is a reason: I've never read anything anywhere about us having to
call that function. :-(
Coding with OpenSSL is mainly done by guessing, as the docs leave out most of
the details you'd want to learn...
> BTW, Thanks for a fantastic library!
Thanks for pointing out this flaw. This is now corrected in CVS.
-- Daniel Stenberg -- curl: been grokking URLs since 1998 ------------------------------------------------------- This SF.Net email sponsored by: Free pre-built ASP.NET sites including Data Reports, E-commerce, Portals, and Forums are available now. Download today and enter to win an XBOX or Visual Studio .NET. http://aspnet.click-url.com/go/psa00100003ave/direct;at.aspnet_072303_01/01Received on 2003-08-19