Fix length checks in ssl3_get_client_hello().

Use s->s3->in_read_app_data differently to fix ssl3_read_internal().

Submitted by Compaq.

Submitted by Compaq.

Submitted by Compaq.

and write().  The reason is that read() and write() make additional record
level locking which causes hangs of Compaq Secure Web Server (Apache) with
SSL.
Submitted by Compaq.

Currently only on GNUish linkers...
Submitted by Steven Bade <sbade@austin.ibm.com>

Furthermore, make SO_MAXCONN the first choice, since that's the standard
(as far as I know).

Add to 'config'.

from Weny Palm

BIO_nwrite0/BIO_nwrite (the previous code was OK for BIO pairs but not
in general)

  [Chosen plaintext attack: R. Merkle, M. Hellman: "On the Security of
  Multiple Encryption", CACM 24 (1981) pp. 465-467, p. 776.

  Known plaintext angriff: P.C. van Oorschot, M. Wiener: "A
  known-plaintext attack on two-key triple encryption", EUROCRYPT '90.]

main branches)

Submitted by:  Oscar Jacobsson <oscar@jacobsson.org>