Re: Can an SSH_MSG_EXT_INFO have zero entries?
Niels Möller <[email protected]> Mon, 03 Apr 2023 16:35:32 +0200
| Newsgroups | gmane.ietf.secsh |
|---|---|
| Message-ID | <[email protected]> |
Mouse <[email protected]> writes: > I would assume it's one that conforms to the syntax given. 8308 > describes it as > > byte SSH_MSG_EXT_INFO (value 7) > uint32 nr-extensions > repeat the following 2 fields "nr-extensions" times: > string extension-name > string extension-value (binary) > > which looks to me as though that is a perfectly good SSH_MSG_EXT_INFO > message, just one that happens to have a zero nr-extensions. For what it's worth, empty lists are valid (and common) in some other places, e.g., the languages lists in SSH_MSG_KEXINIT. Regards, /Niels Möller -- Niels Möller. PGP key CB4962D070D77D7FCB8BA36271D8F1FF368C6677. Internet email is subject to wholesale government surveillance.