Don't accept early_data if we are going to issue a HelloRetryRequest

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Add extra validation parsing the server-to-client early_data extension

Check that we actually resumed the session, and that we selected the first
identity.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Remove some TLSv1.3 TODOs that are no longer relevant

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Validate the ticket age for resumed sessions

If the ticket age calcualtions do not check out then we must not accept
early data (it could be a replay).

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Ensure the max_early_data option to s_server can be 0

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Provide a default value for max_early_data

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Check max_early_data against the amount of early data we actually receive

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Make sure we reset the read sequence when skipping records

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Disallow handshake messages in the middle of early_data

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Fix seg fault when sending early_data using CCM ciphersuites

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Get s_client to report on whether early data was accepted or not

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Implement client side parsing of the early_data extension

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Add a "-early_data" option to s_server

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Fix changing of the cipher state when dealing with early data

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Construct the server side early_data extension

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Provide an SSL_read_early() function for reading early data

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Change the cipher state when sending early data

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Implement the early data changes required in tls13_change_cipher_state()

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Add an option to s_client to send early_data

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Parse the early_data extension

We also skip any early_data that subsequently gets sent. Later commits will
process it if we can.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Construct the early_data extension

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Provide functions to write early data

We provide SSL_write_early() which *must* be called first on a connection
(prior to any other IO function including SSL_connect()/SSL_do_handshake()).
Also SSL_write_early_finish() which signals the end of early data.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Parse the ticket_early_data_info extension

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Teach SSL_trace() about the early_data_info extension

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Add a -max_early_data option to s_server

Allows you to set the number of bytes that can be sent as early data

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Construct the ticket_early_data_info extension

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)

Remove ref to err(7), update copyright.

Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2825)

-precert doesn't work when configured no-ct, don't try to test it then

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2827)

Fix the skip numbers in 80-test_ca.t

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2827)

Use the built in boolean type for CompressionExpected

Don't create a custom boolean type for parsing CompressionExpected. Use
the existing one instead.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2814)

Add compression tests

Check whether we negotiate compression in various scenarios.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2814)

Fix a compression bug

do_ssl3_write() was crashing when compression was enabled. We calculate
the maximum length that a record will be after compression and reserve
those bytes in the WPACKET. Unfortunately we were adding the maximum
compression overhead onto the wrong variable resulting in a corrupted
record.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2814)

Ensure that we never select compression in TLSv1.3

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2814)

Add LDAP support (RFC 4511) to s_client ("-starttls ldap")

Based on initial patch by Alex Bergmann <alex@linlab.net> and new function
ldap_ExtendedResponse_parse() by Andy Polyakov <appro@openssl.org>. Thanks
very much to both.

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Andy Polyakov <appro@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2293)

Configurations/10-main.conf: omit redundant -lresolv from Solaris configs.

GH#2816

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

bio/b_addr.c: omit private hstrerror.

Private hstrerror was introduced to address linking problem on HP-UX,
but truth be told conemporary systems, HP-UX included, wouldn't come
to that call, they would use getaddrinfo and gai_strerror, while
gethostbyname and h_errno are there to serve legacy systems. Since
legacy systems are naturally disappearing breed, we can as well just
let user interpret number.

GH#2816

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

aes/aes_x86core.c: clarify reference implementation status.

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

evp/e_aes_cbc_hmac_{sha1|sha256}.c: tag reference code.

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

CHANGES: mention CFI annotations.

[skip ci]

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

bn/asm: clean up unused PA-RISC modules.

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

des/des_locl.h: clean up unused/irrelevant macros.

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

Check for zero records and return immediately

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2822)

appveyor.yml: streamline pull requests.

For pull requests not tagged with [extended tests]:

- short-curcuit most expensive fuzz and install tests;
- skip over non-shared builds;

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2810)

Configurations/50-masm.conf: add /nologo to ml64 command line.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2810)

Add NOTES.UNIX, with a description on how to deal with runpaths

[skip ci]

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2818)

Check that async_jobs is not negative and not too high.

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2693)

Code health: ssl/ssl_locl.h unused macros

CLA: trivial

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2806)

VMS: compensate for gmtime_r() parameter pointer size

With VMS C, the second parameter takes a 32-bit pointer.  When
building with 64-bit pointer size default, we must compensate.

Reviewed-by: Andy Polyakov <appro@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2811)

Don't use deprecated EVP_CIPHER_CTX_cleanup() internally

Use EVP_CIPHER_CTX_reset() instead

Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2812)

Remove some obsolete/obscure internal define switches:

- FLAT_INC
- PKCS1_CHECK (the SSL_OP_PKCS1_CHECK options have been
  no-oped)
- PKCS_TESTVECT (debugging leftovers)
- SSL_AD_MISSING_SRP_USERNAME (unfinished feature)
- DTLS_AD_MISSING_HANDSHAKE_MESSAGE (unfinished feature)
- USE_OBJ_MAC (note this removes a define from the public header but
   very unlikely someone would be depending on it)
- SSL_FORBID_ENULL

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

Remove OPENSSL_indirect_call()

It's undocumented and unused in the tree.  The idea seems to have
never gained much traction, and can be removed without breaking
ABI compatibility.

Reviewed-by: Andy Polyakov <appro@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2800)

Don't free in cleanup routine

Cleanse instead, and free in the free routine.

Seems to have been introduced in commit
846ec07d904f9cc81d486db0db14fb84f61ff6e5 when EVP_CIPHER_CTX was made
opaque.

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2798)

crypto/des: remove unreferenced rcp_enc.c module.

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

Code health: Remove base address setting for mingw

Base address setting was done for the sake of FIPS.  Since FIPS references
have been removed, we clean away this one as well.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2791)

Fix handling of EVP_PKEY_CTRL_PKCS7_ENCRYPT/DECRYPT with OPENSSL_NO_CMS.

Reviewed-by: Stephen Henson <steve@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2764)

Add AGL's "beer mug" PEM file as another test input

AGL has a history of pointing out the idiosynchronies/laxness of the
openssl PEM parser in amusing ways.  If we want this functionality to
stay present, we should test that it works.

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2756)

Add test corpus for PEM reading

Generate a fresh certificate and DSA private key in their respective PEM
files.  Modify the resulting ASCII in various ways so as to produce input
files that might be generated by non-openssl programs (openssl always
generates "standard" PEM files, with base64 data in 64-character lines
except for a possible shorter last line).

Exercise various combinations of line lengths, leading/trailing
whitespace, non-base64 characters, comments, and padding, for both
unencrypted and encrypted files.  (We do not have any other test coverage
that uses encrypted files, as far as I can see, and the parser enforces
different rules for the body of encrypted files.)

Add a recipe to parse these test files and verify that they contain the
expected string or are rejected, according to the expected status.
Some of the current behavior is perhaps suboptimal and could be revisited.

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2756)

Code health: Quick note in changes and the OPENSSL_GLOBAL et al changes

Reviewed-by: Andy Polyakov <appro@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2785)

Code health: With the VAX C-ism gone, OPENSSL_GLOBAL can be removed too

Reviewed-by: Andy Polyakov <appro@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2785)

Code health: Remove another VAX C-ism, globaldef and globalref

Reviewed-by: Andy Polyakov <appro@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2785)

Code health: make update

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2793)

Code health: Remove VAX exceptions in util/mkdef.pl

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2793)

Code health: Remove unused VAX transfer vector for engines

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2793)

Exdata test was never enabled.

Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2787)

Remove memcpy unrolling in bn_lib.c

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

Remove support for HMAC_TEST_PRIVATE_KEY_FORMAT

This is a bogus, undocumented format that was intended for testing; I
don't think anyone is using it.

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

Remove GENCB_TEST compile flag

Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2790)

Fix test_ssl_new when compiled with no-tls1_2 or no-dtls1_2

Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2788)

Fix sslapitest when compiled with no-tls1_2

Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2788)

Revert rc4test removal, it performs additional tests not in evptests.txt

Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2789)

Remove some commented out code in the tests

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Andy Polyakov <appro@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2774)

Remove some commented out code in libssl

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Andy Polyakov <appro@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2774)

Remove some commented out code in libcrypto

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Andy Polyakov <appro@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2774)

Remove some commented out code in the apps

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Andy Polyakov <appro@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2774)

Remove more redundant tests: md4, md5, rmd, rc4, p5_crpt2

Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2784)

Remove a pointless "#ifndef" from bf_enc.c

Reviewed-by: Andy Polyakov <appro@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2778)

Remove bf_cbc.c

It is never built and the code is duplicated in bf_enc.c.

Reviewed-by: Emilia Käsper <emilia@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2778)

Update year, wording tweak

Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2755)

Remove the file r160test.c

It is empty and is not compiled

Reviewed-by: Andy Polyakov <appro@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2777)

Remove wp_test.c: exactly the same tests are in evptests.txt

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2783)

Remove dead code in bn

There are a number of symbols in bn which are internal only and never used
by anything. They should be removed.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2766)

Remove some #if 0 code in ssl, crypto/bio

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2781)

Code health: Stop using timeb.h / ftime() (VMS only)

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2775)

Code health: Remove obvious VAX C fixups

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2775)

More Configure cleanup. Remove
- util/incore
- util/fipslink.pl
- the unused "baseaddr" configure switch

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

Clean up references to FIPS

This removes the fips configure option. This option is broken as the
required FIPS code is not available.

FIPS_mode() and FIPS_mode_set() are retained for compatibility, but
FIPS_mode() always returns 0, and FIPS_mode_set() can only be used to
turn FIPS mode off.

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

Remove BN_DEBUG_TRIX

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

Remove debugging leftovers in apps/opt.c

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

Avoid buffer underflow in evp_test.

The second loop in the remove_space function doesn't check for walking
back off of the start of the string while setting white space to 0.

This fix exits this loop once the pointer is before the (updated) beginning
of the string.

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2752)

Remove unnecessary memset after PR #2583 avoids accessing
the uninitialized session_id now.

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2608)

Move the CHIL engine to demos/engines

Moving out of the way, Makefile to be added

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2780)

Remove some dead code from libssl

There are a small number of functions in libssl that are internal only
and never used by anything.

Reviewed-by: Emilia Käsper <emilia@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2770)

Code cleanup: remove the VMS specific reimplementation of gmtime

This reimplementation was necessary before VMS C V7.1.  Since that's
the minimum version we support in this OpenSSL version, the
reimplementation is no longer needed.

Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2762)

Remove dead code in crypto/pkcs7

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

Remove methtest.c

This file tests code that doesn't exist.

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

Remove ancient demoCA directory

Reviewed-by: Tim Hudson <tjh@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2760)

Renumber to avoid a error code clash

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2758)

Trace support for TLS 1.3 certificate request message

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2728)

Initial incomplete TLS 1.3 certificate request support.

This adds partial support for TLS 1.3 certificate request message.

The request context and extensions are currently ignored on receive
and set to zero length on send.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2728)

Adjust the default value of the private key size

...in the man page to reflect the actual default (2048 instead of 512)

CLA: trivial
Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2754)