On Wed, 3 Nov 2010, Alona Rossen wrote:

(please don't write your mails below the signature divider "-- ", mailers such
as mine will strip off the signature on replies which makes it hard for me to
quote your mails!)

> This is a failure with multi_perform():

Ok, then we need to up the game as that code, when converted to plain C and
adapted to my conditions, worked flawlessly for me several times!

You (and anyone else) can get my version of the test code as I've now
committed and pushed it:

         http://curl.haxx.se/libcurl/c/smtp-multi.html

What SSL library do you use?

My verbose output looks like this (mind that I run a debug build with slightly
more text). I've only used my current dev version in my tests but nothing
particular have changed in the SMTP code recently.

* 0x9e3d8fc is at send pipe head!
* STATE: CONNECT => WAITRESOLVE handle 0x9e5770c; (connection #0)
* About to connect() to smtp.gmail.com port 587 (#0)
* Trying 74.125.77.109... * STATE: WAITRESOLVE => WAITCONNECT handle
0x9e5770c; (connection #0)
* Connected to smtp.gmail.com (74.125.77.109) port 587 (#0)
* SMTP 0x9e57c44 state change from STOP to SERVERGREET
* STATE: WAITCONNECT => PROTOCONNECT handle 0x9e5770c; (connection #0)
< 220 mx.google.com ESMTP b52sm7539641eei.7
> EHLO sture
* SMTP 0x9e57c44 state change from SERVERGREET to EHLO
< 250-mx.google.com at your service, [82.182.26.5]
< 250-SIZE 35651584
< 250-8BITMIME
< 250-STARTTLS
< 250 ENHANCEDSTATUSCODES
> STARTTLS
* SMTP 0x9e57c44 state change from EHLO to STARTTLS
< 220 2.0.0 Ready to start TLS
* successfully set certificate verify locations:
* CAfile: /etc/ssl/certs/ca-certificates.crt
   CApath: none
* SSL connection using RC4-MD5
* Server certificate:
* subject: C=US; ST=California; L=Mountain View; O=Google Inc;
CN=smtp.gmail.com
* start date: 2010-04-22 20:02:45 GMT
* expire date: 2011-04-22 20:12:45 GMT
* issuer: C=US; O=Google Inc; CN=Google Internet Authority
* SSL certificate verify ok.
> EHLO [edited out]
* SMTP 0x9e57c44 state change from STARTTLS to EHLO
< 250-mx.google.com at your service, [82.182.26.5]
< 250-SIZE 35651584
< 250-8BITMIME
< 250-AUTH LOGIN PLAIN XOAUTH
< 250 ENHANCEDSTATUSCODES
> AUTH PLAIN [edited out]
* SMTP 0x9e57c44 state change from EHLO to AUTH
< 235 2.7.0 Accepted
* SMTP 0x9e57c44 state change from AUTH to STOP
* STATE: PROTOCONNECT => DO handle 0x9e5770c; (connection #0)
* DO phase starts
> MAIL FROM:<[edited out]>
* SMTP 0x9e57c44 state change from STOP to MAIL
* STATE: DO => DOING handle 0x9e5770c; (connection #0)
< 250 2.1.0 OK b52sm7539641eei.7
> RCPT TO:<[edited out]>
* SMTP 0x9e57c44 state change from MAIL to RCPT
< 250 2.1.5 OK b52sm7539641eei.7
> DATA
* SMTP 0x9e57c44 state change from RCPT to DATA
< 354 Go ahead b52sm7539641eei.7
* SMTP 0x9e57c44 state change from DATA to STOP
* DO phase is complete
* STATE: DOING => DO_DONE handle 0x9e5770c; (connection #0)
* STATE: DO_DONE => WAITPERFORM handle 0x9e5770c; (connection #0)
* STATE: WAITPERFORM => PERFORM handle 0x9e5770c; (connection #0)
* STATE: PERFORM => DONE handle 0x9e5770c; (connection #0)
* SMTP 0x9e57c44 state change from STOP to POSTDATA
< 250 2.0.0 OK 1288862222 b52sm7539641eei.7
* SMTP 0x9e57c44 state change from POSTDATA to STOP
* Connection #0 to host smtp.gmail.com left intact
* Expire cleared

$ ./src/curl -V
curl 7.21.3-DEV (i686-pc-linux-gnu) libcurl/7.21.3-DEV OpenSSL/0.9.8o
zlib/1.2.3.4 c-ares/1.7.4-DEV libidn/1.18 libssh2/1.2.8_DEV librtmp/2.2e
Protocols: dict file ftp ftps gopher http https imap imaps ldap ldaps pop3
pop3s rtmp rtsp scp sftp smtp smtps telnet tftp
Features: AsynchDNS Debug TrackMemory GSS-Negotiate IDN IPv6 Largefile NTLM
SSL libz

-- 
  / daniel.haxx.se
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