libssh2_banner_set - set the SSH prococol banner for the local client
int libssh2_banner_set(LIBSSH2_SESSION *session, const char *banner);
session - Session instance as returned by libssh2_session_init_ex(3)
banner - A pointer to a user defined banner
Set the banner that will be sent to the remote host when the SSH
session is started with libssh2_session_startup(3)
This is optional; a banner corresponding to the protocol and libssh2
version will be sent by default.
Return 0 on success or negative on failure. It returns
LIBSSH2_ERROR_EAGAIN when it would otherwise block. While
LIBSSH2_ERROR_EAGAIN is a negative number, it isn’t really a failure
LIBSSH2_ERROR_ALLOC - An internal memory allocation call failed.