Do not access SSL struct directly in TLS1_get_version and TLS1_get_client_version macros

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

Add SSL_client_version() getter function

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

Add some documentation of SSL_CTX_set_tlsext_status_type()

The previous commit added SSL_CTX_set_tlsext_status_type(). This one adds
some documentation for it.

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

Propagate tlsext_status_type from SSL_CTX to SSL

To allow OCSP stapling to work with libcurl.

Github PR #200

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

Fix NPN protocol name list validation

Since 50932c4 "PACKETise ServerHello processing",
ssl_next_proto_validate() incorrectly allows empty protocol name.
draft-agl-tls-nextprotoneg-04[1] says "Implementations MUST ensure that
the empty string is not included and that no byte strings are
truncated."
This patch restores the old correct behavior.

[1] https://tools.ietf.org/html/draft-agl-tls-nextprotoneg-04

Reviewed-by: Emilia Käsper <emilia@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>

Unify <TYPE>_up_ref methods signature and behaviour.

Add a status return value instead of void.
Add some sanity checks on reference counter value.
Update the docs.

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

Small MSVC build fixes.

- "/Ox /O2 /Ob2" get's reduced to "/O2", the reason being:

    /Ox = /Ob2 /Og /Oi /Ot /Oy /Gs
    /O2 = /Ob2 /Og /Oi /Ot /Oy /Gs /GF /Gy

- apps/openssl.cnf gets installed.

- always delete files quietly, as they might not be there.

Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/1075)

Fix some missing OBJ_dup failure checks.

Fix some missing OBJ_dup failure checks.
Merged from
https://boringssl.googlesource.com/boringssl/+/0ce78a757d815c0dde9ed5884229f3a5b2cb3e9c%5E!

Reviewed-by: Kurt Roeckx <kurt@openssl.org>
Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/1057)

openssl_{startup,shutdown}.com.in are in the source directory

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

Fix various methods declaration in pod file

Reviewed-by: Kurt Roeckx <kurt@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/1042)

Increment size limit for ClientHello messages

The current limit of 2^14 bytes is too low (e.g. RFC 5246 specifies the
maximum size of just the extensions field to be 2^16-1), and may cause
bogus failures.

RT#4063

Reviewed-by: Kurt Roeckx <kurt@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/413)

Fix engine cryptodev: pointer to IV

Currently point to wrong address

Signed-off-by: Kirill Marinushkin <k.marinushkin@gmail.com>
Reviewed-by: Kurt Roeckx <kurt@openssl.org>
Reviewed-by: Richard Levitte <levitte@openssl.org>

Fix OpenSSL_memdup error handling

check source's kdf_ukm, not destination's

use != NULL, instead of implicit checking

don't free internal data structure like pkey_rsa_copy()

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

VMS perl: Fix glob output

In some cases, perl's glob() thinks it needs to return file names with
generation numbers, such as when a file name pattern includes two
periods.  Constructing other file names by simple appending to file
names with generation numbers isn't a good idea, so for the VMS case,
just peal the generation numbers if they are there.
Fortunately, this is easy, as the returned generation number delimiter
will always be a semi-colon.

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

Add some additional NewSessionTicket tests

If the server does not send a session ticket extension, it should not then
send the NewSessionTicket message.

If the server sends the session ticket extension, it MUST then send the
NewSessionTicket message.

Reviewed-by: Emilia Käsper <emilia@openssl.org>

The NewSessionTicket message is not optional.

Per RFC 4507, section 3.3:

   This message [NewSessionTicket] MUST be sent if the
   server included a SessionTicket extension in the ServerHello.  This
   message MUST NOT be sent if the server did not include a
   SessionTicket extension in the ServerHello.

The presence of the NewSessionTicket message should be determined
entirely from the ServerHello without probing.

RT#4389

Reviewed-by: Emilia Käsper <emilia@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>

Fix stack constification definitions.

RT#4471

Reviewed-by: Matt Caswell <matt@openssl.org>

Correct documentation on digest used.

RT#4302

Reviewed-by: Viktor Dukhovni <viktor@openssl.org>

Fix signer option and support format SMIME.

Fix -signer option in smime utility to output signer certificates
when verifying.

Add support for format SMIME for -inform and -outform with cms and
smime utilities.

PR#4215

Reviewed-by: Viktor Dukhovni <viktor@openssl.org>

Windows: When installing libraries and executables, install .pdb files as well

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

DJGPP adjustments

* Configure: Replaced -DTERMIO by -DTERMIOS in CFLAGS.

* crypto/bio/bss_dgram.c [WATT32]: Remove obsolete redefinition of
  function names: sock_write, sock_read and sock_puts.

* crypto/bio/bss_sock.c [WATT32]: For Watt-32 2.2.11 sock_write,
  sock_read and sock_puts are redefined to their private names so
  their names must be undefined first before they can be redefined
  again.

* crypto/bio/bss_file.c (file_fopen) [__DJGPP__]: Make a copy of the
  passed file name and replace the leading dots in the dirname part
  and the basname part of the file name, unless LFN is supported.

* e_os.h [__DJGPP__]: Undefine macro DEVRANDOM_EGD. Neither MS-DOS nor
  FreeDOS provide 'egd' sockets.
  New macro HAS_LFN_SUPPORT checks if underlying file system supports
  long file names or not.
  Include sys/un.h.
  Define WATT32_NO_OLDIES.

* INSTALL.DJGPP: Update URL of WATT-32 library.

Submitted by Juan Manuel Guerrero <juan.guerrero@gmx.de>

RT#4217

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

Move the DJGPP target to its own config.

DJGPP is a 3rd party configuration, we rely entirely on the OpenSSL to
help us fine tune and test.  Therefore, it's moved to its own config.

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

Fix uninitialized variable

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

Remove proxy tests. Add verify callback tests.

The old proxy tests test the implementation of an application proxy
policy callback defined in the test itself, which is not particularly
useful.

It is, however, useful to test cert verify overrides in
general. Therefore, replace these tests with tests for cert verify
callback behaviour.

Also glob the ssl test inputs on the .in files to catch missing
generated files.

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

Appease ubsan

ERR_LIB_USER has value 128, and shifting into the sign bit upsets the
shift sanitizer.

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

Correctly check for trailing digest options.

Multiple digest options to the ocsp utility are allowed: e.g. to use
different digests for different certificate IDs. A digest option without
a following certificate is however illegal.

RT#4215

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

Remove openssl.spec

While it seemed like a good idea to have this file once upon a time,
this kind of file belongs with the package maintainer rather than in
our source.

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

Restore support for ENGINE format keys in apps.

RT#4207

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

Don't use GOST ciphersuites with DTLS.

RT#4438

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

Don't leak memory if realloc fails.

RT#4403

Reviewed-by: Viktor Dukhovni <viktor@openssl.org>

Add a case for 64-bit OS X in config

This makes it possible to just run ./config on a x86_64 machine with
no extra fuss.

RT#4356

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

Fix TLSProxy race by adding missing eval

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

Recommend GH over RT, per team vote.

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

make update

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

typo

RT#4442

Reviewed-by: Emilia Käsper <emilia@openssl.org>

Update pkcs8 defaults.

Update pkcs8 utility to use 256 bit AES using SHA256 by default.

Update documentation.

Reviewed-by: Viktor Dukhovni <viktor@openssl.org>

Adding missing BN_CTX_(start/end) in crypto/ec/ec_key.c

RT#4363

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

Replace cipherlist test

The old cipherlist test in ssltest.c only tests the internal order of
the cipher table, which is pretty useless.

Replace this test with a test that catches inadvertent changes to the
default cipherlist.

Fix run_tests.pl to correctly filter tests that have "list" in their name.

(Also includes a small drive-by fix in .gitignore.)

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

Make null_compression const

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

Fix V2ClientHello handling.

The V2ClientHello code creates an empty compression list, but the
compression list must explicitly contain the null compression (and later
code enforces this).

RT#4387

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

Add -signcert to CA.pl usage message.

RT#4256

Reviewed-by: Matt Caswell <matt@openssl.org>

Fix i2d_X509_AUX, update docs and add tests

When *pp is NULL, don't write garbage, return an unexpected pointer
or leak memory on error.

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

Add a couple of checks to prime app.

RT#4402

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

Add -srp option to ciphers command.

RT#4224

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

crypto/des: remove obsolete functions.

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

Configurations: engage MIPS64 Poly1305 module.

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

MIPS64 assembly pack: add Poly1305 module.

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

Configure: replace which() with IPC::Cmd::can_run.

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

windows-makefile.tmpl: minor adjustments.

- some Perl versions are allergic to missing ';';
- don't stop if del fails;
- omit unused environment variable;

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

util/mkdef.pl: omit ordinals from Windows DLLs.

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

Typo.

RT#4538

Reviewed-by: Matt Caswell <matt@openssl.org>

Fix the docs for ERR_remove_thread_state and ERR_remove_state

Don't primarly recommend using OPENSSL_thread_stop(), as that's a last
resort.  Instead, recommend leaving it to automatic mechanisms.

Reviewed-by: Matt Caswell <matt@openssl.org>

Restore the ERR_remove_thread_state() API and make it a no-op

The ERR_remove_thread_state() API is restored to take a pointer
argument, but does nothing more.  ERR_remove_state() is also made into
a no-op.  Both functions are deprecated and users are recommended to
use OPENSSL_thread_stop() instead.

Documentation is changed to reflect this.

Reviewed-by: Matt Caswell <matt@openssl.org>

Have [.VMS]openssl_{startup,shutdown}.com depend on respective *.in

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

Fix VMS/openssl_{startup,shutddown}.com.in

They were using the wrong variables.

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

Configure: adhere to $(CROSS_COMPILE)ranlib.

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

Configure: make it work with Perl 5.10.

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

IRIX fixes.

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

Add NULL check in i2d_PrivateKey()

Originally submitted by Kurt Cancemi <kurt@x64architecture.com>

Closes RT#4533

Reviewed-by: Matt Caswell <matt@openssl.org>

Don't send signature algorithms when client_version is below TLS 1.2.

Per RFC 5246,

    Note: this extension is not meaningful for TLS versions prior to 1.2.
    Clients MUST NOT offer it if they are offering prior versions.
    However, even if clients do offer it, the rules specified in [TLSEXT]
    require servers to ignore extensions they do not understand.

Although second sentence would suggest that there would be no interop
problems in always offering the extension, WebRTC has reported issues
with Bouncy Castle on < TLS 1.2 ClientHellos that still include
signature_algorithms. See also
https://bugs.chromium.org/p/webrtc/issues/detail?id=4223

RT#4390

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

Fix BIO_eof() for BIO pairs

BIO_eof() was always returning true when using a BIO pair. It should only
be true if the peer BIO is empty and has been shutdown.

RT#1215

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

Fix: failed to open config file if not specified when using CA commands

Issue was introduced in
https://github.com/openssl/openssl/commit/a0a82324f965bbcc4faed4e1ee3fcaf81ea52166

This patch fixes an issue which causes the 'openssl ca' commands to
fail if '-config' is not specified even if it says so otherwise.
Problem is that the default config is not loaded and the conf variable
is NULL which causes an exception.

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

VMS: support VERBOSE and V in descrip.mms

With Unixly Makefiles as well as with nmake, make variables are
transferred to the shell running the commands as envinronment
variables.  This principle doesn't apply with MMS, so we must
explicitely define VERBOSE as commands when it's needed.

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

Recognise VERBOSE and V as well as HARNESS_VERBOSE

PR#4462

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

Missing credit in CHANGES

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

Fix error in the loop of ECDH

The tests was incorrectly repeated multiple times when using the
async_jobs options

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

Free any existing SRTP connection profile

When setting a new SRTP connection profile using
SSL_CTX_set_tlsext_use_srtp() or SSL_set_tlsext_use_srtp() we should
free any existing profile first to avoid a memory leak.

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

Configurations/windows-makefile.tmpl: expand environments early.

If environment variables are not explanded early enough, expanded
strings are passed with single backslash to C compiler, e.g.
C:\Program Files, which effectively results in OpenSSL looking for
engines and certificates in C:Program Files.

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

fix tab-space mixed indentation

No code change

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

fix check

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

few missing allocation failure checks and releases on error paths

- Missing checks for allocation failure.
- releasing memory in few missing error paths

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

memset() doesn't take NULL.

Reviewed-by: Emilia Käsper <emilia@openssl.org>

Add fuzzing!

Reviewed-by: Emilia Käsper <emilia@openssl.org>

Constify PKCS12_newpass()

PR#4449

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

Add documentation of PKCS12_newpass()

PR#4478

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

Tidy up PKCS12_newpass() fix memory leaks.

PR#4466

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

Only set CMS parameter when encrypting

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

RT3513: req doesn't display attributes using utf8string

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

README.PERL: clarify "matching" Perl requirement on Windows.

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

poly1305/asm/poly1305-x86_64.pl: contain symbols within shared lib.

We don't need it, but external users might find it handy.

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

poly1305/asm/poly1305-x86_64.pl: make it cross-compile.

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

testlib/OpenSSL/Test.pm: address 5.10 warnings.

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

test/evp_test.c: exercise different combinations of data misalignment.

Reviewed-by: Emilia Käsper <emilia@openssl.org>

Use default ASN.1 for SEED.

The default ASN.1 handling can be used for SEED. This also makes
CMS work with SEED.

PR#4504

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

typo

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

Move 3DES from HIGH to MEDIUM

Reviewed-by: Viktor Dukhovni <viktor@openssl.org>

Always try to set ASN.1 parameters for CMS.

Try to set the ASN.1 parameters for CMS encryption even if the IV
length is zero as the underlying cipher should still set the type.

This will correctly result in errors if an attempt is made to use
an unsupported cipher type.

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

GH356: Change assert to normal error

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

Handle no async jobs in libssl

If the application has limited the size of the async pool using
ASYNC_init_thread() then we could run out of jobs while trying to start a
libssl io operation. However libssl was failing to handle this and treating
it like a fatal error. It should not be fatal...we just need to retry when
there are jobs available again.

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

Document inversion ladder in curve25519

This demystifies two for-loops that do nothing. They were used to write
the ladder in a unified way. Now that the ladder is otherwise commented,
remove the dead loops.

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

Script changed; update the generated file.

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

Improve heartbeats coding style

Based on an orignal commit by GitHub user BertramScharpf. Rebased and
updated to take account of all the updates since this was first raised.

GH PR#62

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

Tweak generated warning lines.

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

remove unused macros in list -disabled

list -disabled was checking OPENSSL_NO_SSL/OPENSSL_NO_TLS, which are
not used to disable SSL/TLS respectively.
Building with these macros wrongly show as SSL/TLS disabled, hence
removing this code.

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

Fix spelling

Signed-off-by: Kurt Roeckx <kurt@roeckx.be>
Reviewed-by: Matt Caswell <matt@openssl.org>
GH: #1021

support embed in ASN.1 print

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

Complete the list of names in doc/ssl/SSL_CTX_load_verify_locations.pod

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

Fix name length limit check.

The name length limit check in x509_name_ex_d2i() includes
the containing structure as well as the actual X509_NAME. This will
cause large CRLs to be rejected.

Fix by limiting the length passed to ASN1_item_ex_d2i() which will
then return an error if the passed X509_NAME exceeds the length.

RT#4531

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

Check return of PEM_write_* functions and report possible errors

Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/1025)

DEFINE_STACK_OF(ASN1_UTF8STRING) moved from ts_lcl.h to asn1.h

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/1020)