handling out of #ifndef OPENSSL_NO_DTLS1 section.

Reviewed-by: Rich Salz <rsalz@openssl.org>

TLS_FALLBACK_SCSV support, restoring a reviewed state instead.

Reviewed-by: Stephen Henson <(steve@openssl.org)>

Reviewed-by: Rich Salz <rsalz@openssl.org>

Patch supplied by Matthieu Patou <mat@matws.net>, and modified to also
remove duplicate definition of PKCS7_type_is_digest.

PR#3551

Reviewed-by: Rich Salz <rsalz@openssl.org>
(cherry picked from commit e0fdea3e)

Reviewed-by: Geoffrey Thorpe <geoff@geoffthorpe.net>

If data is NULL, return the size needed to hold the
derived key.  No other API to do this, so document
the behavior.

Reviewed-by: Richard Levitte <levitte@openssl.org>
(cherry picked from commit 5aed1693)

Reviewed-by: Rich Salz <rsalz@openssl.org>

Reviewed-by: Matt Caswell <matt@openssl.org>
(cherry picked from commit 9208640a)

Reviewed-by: Dr Stephen Henson <steve@openssl.org>
(cherry picked from commit 55c7a4cf)

Reencode DigestInto in DER and check against the original: this
will reject any improperly encoded DigestInfo structures.

Note: this is a precautionary measure, there is no known attack
which can exploit this.

Thanks to Brian Smith for reporting this issue.
Reviewed-by: Tim Hudson <tjh@openssl.org>

Reviewed-by: Stephen Henson <steve@openssl.org>

Reviewed-by: Stephen Henson <steve@openssl.org>

Reviewed-by: Stephen Henson <steve@openssl.org>

Reviewed-by: Dr. Stephen Henson <steve@openssl.org>

Accidentally omitted from commit 455b65df



Reviewed-by: Kurt Roeckx <kurt@openssl.org>
(cherry picked from commit fdc35a9d)

so the Win32 compile picks it up correctly.

Reviewed-by: Richard Levitte <levitte@openssl.org>

Reviewed-by: Tim Hudson <tjh@openssl.org>

The different -I compiler parameters will take care of the rest...

Reviewed-by: Tim Hudson <tjh@openssl.org>

Reviewed-by: Tim Hudson <tjh@openssl.org>

Reviewed-by: Matt Caswell <matt@openssl.org>
(cherry picked from commit 5886354d)

RT: 3541
Reviewed-by: Emilia Kasper <emilia@openssl.org>
(cherry picked from commit 8b07c005)

Reviewed-by: Matt Caswell <matt@openssl.org>
(cherry picked from commit 40155f40)

Do the final padding check in EVP_DecryptFinal_ex in constant time to
avoid a timing leak from padding failure.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(cherry picked from commit 4aac102f)

Conflicts:
	crypto/evp/evp_enc.c

(Original commit adb46dbc

)

Use the new constant-time methods consistently in s3_srvr.c

Reviewed-by: Kurt Roeckx <kurt@openssl.org>
(cherry picked from commit 455b65df)

that bad encryptions are treated like random session keys in constant
time.

(cherry picked from commit adb46dbc

)

Reviewed-by: Rich Salz <rsalz@openssl.org>

Also tweak s3_cbc.c to use new constant-time methods.
Also fix memory leaks from internal errors in RSA_padding_check_PKCS1_OAEP_mgf1

This patch is based on the original RT submission by Adam Langley <agl@chromium.org>,
as well as code from BoringSSL and OpenSSL.

Reviewed-by: Kurt Roeckx <kurt@openssl.org>

Conflicts:
	crypto/rsa/rsa_oaep.c
	crypto/rsa/rsa_pk1.c
	ssl/s3_cbc.c

Reviewed-by: Tim Hudson <tjh@openssl.org>

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Andy Polyakov <appro@openssl.org>

i2d_re_X509_tbs re-encodes the TBS portion of the certificate.

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Dr Stephen Henson <steve@openssl.org>
(cherry picked from commit 95b1752c)

This reverts commit 519ad9b3

.

Reviewed-by: Dr Stephen Henson <steve@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>

This reverts commit cacdfcb2

.

Conflicts:
	crypto/x509/x509.h

Reviewed-by: Dr Stephen Henson <steve@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>

Reviewed-by: Bodo Moeller <bodo@openssl.org>
(cherry picked from commit 507efe73)

Reviewed-by: Dr. Stephen Henson <steve@openssl.org>
(cherry picked from commit be07ae9b)

Reviewed-by: Tim Hudson <tjh@openssl.org>
(cherry picked from commit 16e5b45f)

RT: 3149
Reviewed-by: Dr. Stephen Henson <steve@openssl.org>

RT: 3149

Reviewed-by: Rich Salz <rsalz@openssl.org>
(cherry picked from commit 84714790)

Resolved conflicts:

	Configure
	TABLE

RT: 3149

Reviewed-by: Rich Salz <rsalz@openssl.org>
(cherry picked from commit 4d3fa06f)

Submitted by Shay Gueron, Intel Corp.
RT: 3149

Reviewed-by: Rich Salz <rsalz@openssl.org>
(cherry picked from commit f54be179)

Reviewed-by: Rich Salz <rsalz@openssl.org>
(cherry picked from commit 902b30df)

Reviewed-by: Rich Salz <rsalz@openssl.org>
(cherry picked from commit 6019cdd3)

Resolved conflicts:

	Configure
	Makefile.org
	TABLE