notes.txt

https://tools.ietf.org/html/rfc959
https://www.ietf.org/rfc/rfc959.txt
PAGE 35 -> reply code

http://www.slacksite.com/other/ftp.html
https://cr.yp.to/ftp/syst.html
https://cr.yp.to/ftp/cwd.html
Resume du workflow:
http://www.networkautomation.com/urc/knowledgebase/common-ftp-socket-errors/02899795-9874-19FA-89D9FA88304286FA/

Liste des commandes organisees: page 50.

Internal error: 426
----------
Listen sur toutes les interfaces disponibles: ANY
Une fois client connecte, on peut recuperer l'adresse du socket auquel il est connecte
avec getsockname(client_sock, ....).

Reponses multi-lignes: extrait page 36:
"Thus the format for multi-line replies is that the first line
 will begin with the exact required reply code, followed
 immediately by a Hyphen, "-" (also known as Minus), followed by
 text.  The last line will begin with the same code, followed
 immediately by Space <SP>, optionally some text, and the Telnet
 end-of-line code."

----------------
KNOWN BUGS:
- ABOR: conflit entre ABOR et RETR/STOR : 2 messages contradictoires seront envoyes (200+426)