On Mon, Oct 20, 2014 at 7:39 AM, Ray Satiro <raysatiro_at_yahoo.com> wrote:

> On 10/19/2014 4:43 AM, Daniel Karunairatnam wrote:
>
> Hi guys,
>
> I'm trying to use libcurl in Visual Studio Express C++ 2010 (Windows 8)
> to upload and append files to an sftp server.
> I am using the following code (taken from
> http://curl.haxx.se/libcurl/c/sftpget.html, with a few changes).
>
> ...
>
> curl_easy_setopt(curl, CURLOPT_URL,
> "10.1.1.4");
> curl_easy_setopt(curl, CURLOPT_PORT, 22);
>
>
> That's just like writing http://10.1.1.4:22 it's going override the port
> as 22 but it's still HTTP. You need the sftp:// just like in the example.
> If sftp and your port is 22 you don't need to specify it either in the URL
> or via CURLOPT_PORT.
>
> #ifndef DISABLE_SSH_AGENT
> /* We activate ssh agent. For this to work you need
> to have ssh-agent running (type set | grep SSH_AGENT to check) or
> pageant on Windows (there is an icon in systray if so) */
> curl_easy_setopt(curl, CURLOPT_SSH_AUTH_TYPES, CURLSSH_AUTH_AGENT);
> #endif
>
>
> Do you have an ssh agent? The example undefs DISABLE_SSH_AGENT so even if
> you define it it's undefined. If you don't have an SSH agent change line 29
> to #define DISABLE_SSH_AGENT.
>
I had pageant running.

>
> I have similar experiences using both the private server I need to
> connect to, and a server I set up using freeSSHd.
> If I use sftp:// before the ip address/hostname, i get a stack error. it
> says the stack around variable hash is corrupt.
>
>
> freeSSHd may not set the home directory in a way that can't be understood
> so click the SFTP tab and change the home directory to something other than
> $HOME like your desktop. Also if you are running freeSSHd as a service try
> disabling the service and running it directly from the GUI.
>
> I don't know why you're seeing stack errors but I tried your code and
> connected to a freeSSHd 1.2.6 server and it seemed to work ok to download a
> file and read the directory. However on this computer I only have an older
> version of libcurl to test with that wasn't compiled using visual studio.
> It can be found on the downloads page (7.34.0, libcurl, SSL, Günter Knauf).
> curl 7.34.0 (i386-pc-win32) libcurl/7.34.0 OpenSSL/1.0.0l zlib/1.2.8
> libidn/1.18
> libssh2/1.4.3 librtmp/2.3
> Protocols: dict file ftp ftps gopher http https imap imaps ldap pop3 pop3s
> rtmp
> rtsp scp sftp smtp smtps telnet tftp
> Features: AsynchDNS GSS-Negotiate IDN Largefile NTLM SPNEGO SSL SSPI libz
>

is it the 3.34MB file under win32-generic on this page?
http://curl.haxx.se/download.html
are you running windows 8?

Thanks for the help

>
>
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Received on 2014-10-21