Remove leading space-before-tab

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

improve comment: use "optimization" for clarity
The previous word was a misspelling of nicety

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3464)

Introduce ASN1_TIME_set_string_X509 API

Make funcs to deal with non-null-term'd string
in both asn1_generalizedtime_to_tm() and asn1_utctime_to_tm().

Fixes issue #3444.

This one is used to enforce strict format (RFC 5280) check and to
convert GeneralizedTime to UTCTime.

apps/ca has been changed to use the new API.

Test cases and documentation are updated/added

Signed-off-by: Paul Yang <paulyang.inf@gmail.com>
Reviewed-by: Kurt Roeckx <kurt@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3566)

doc/man3: use the documented coding style in the example code

Adjust brace placement, whitespace after keywords, indentation and empty
lines after variable declarations according to
https://www.openssl.org/policies/codingstyle.html.

Indent literal sections by exactly one space.

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3580)

Fix spelling errors in manpages

spelling: algorithm
spelling: anyway
spelling: assigned
spelling: authenticated
spelling: callback
spelling: certificate
spelling: compatibility
spelling: configuration
spelling: digest
spelling: encrypted
spelling: function
spelling: output
spelling: receive
spelling: renegotiation
spelling: signing
spelling: similar
spelling: string

(Merged from https://github.com/openssl/openssl/pull/3580)Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Kurt Roeckx <kurt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3580)

If-guard to avoid null ptr deref in statem_srvr.c

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
CLA: trivial
(Merged from https://github.com/openssl/openssl/pull/3419)

Remove needless type casting.

CLA: trivial

Reviewed-by: Kurt Roeckx <kurt@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3627)

Fix possible usage of NULL pointers in apps/spkac.c

Check return value of NETSCAPE_SPKI_new() and
NETSCAPE_SPKI_b64_encode(), and also clean up coding style incidentally.

Signed-off-by: Paul Yang <paulyang.inf@gmail.com>
Reviewed-by: Kurt Roeckx <kurt@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3647)

Fix memory leaks in CTLOG_new_from_base64

Move the call to ct_base64_decode(), which allocates, until after
the check for NULL output parameter.

Also place a cap on the number of padding characters used to decrement
the output length -- any more than two '='s is not permitted in a
well-formed base64 text.  Prior to this change, ct_base64_decode() would
return a length of -1 along with allocated storage for an input of
"====".

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3379)

mark V_ASN1_PRIMATIVE_TAG as compat

This incorrectly spelled item exists for compatibility purposes

CLA: Trivial

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Kurt Roeckx <kurt@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3460)

fix check of broken implementations of GOST ciphersuites

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3642)

Fix speed command for alternation of ciphers and digests.

CLA: trivial

Reviewed-by: Tim Hudson <tjh@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3487)

Add support for using engine-backed keys in spkac

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3599)

Fix a bundle of trailing spaces in several files

Signed-off-by: Paul Yang <paulyang.inf@gmail.com>
Reviewed-by: Kurt Roeckx <kurt@openssl.org>
Reviewed-by: Ben Kaduk <kaduk@mit.edu>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3622)

List undocumented macros

The search is approximate; look only for those that look like
functions.

[skip ci]

Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3641)

Remove stale note from s_server.pod

Modern browsers are now, well, pretty modern.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3644)

Ignore -named_curve auto value to improve backwards compatibility

Fixes #3490

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3518)

Fix a read off the end of the input buffer

when building with OPENSSL_SMALL_FOOTPRINT defined.

Reviewed-by: Tim Hudson <tjh@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3533)

Use memset to clear SRP_CTX instead of NULL and zero assignments

This uses memset() to clear all of the SRP_CTX when free'ing or
initializing it as well as in error paths instead of having a series
of NULL and zero assignments as it is safer.

It also changes SSL_SRP_CTX_init() to reset all the SRP_CTX to zero
in case or error, previously it could retain pointers to freed
memory, potentially leading to a double free.

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3467)

Make SRP_CTX.info ownership and lifetime be the same as SRP_CTX.login.

Ownership and lifetime rules of SRP_CTX.info are confusing and different
from those of SRP_CTX.login, making it difficult to use correctly.
This makes the ownership and lifetime be the same as those of SRP_CTX.login,
thet is a copy is made when setting it and is freed when SRP_CTX is freed.

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3467)

Clean up s_server documentation

List the options in the same order and in the same style as the output from
"openssl s_server -help"

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Ben Kaduk <kaduk@mit.edu>
(Merged from https://github.com/openssl/openssl/pull/3628)

Remove doc of non-existent functions

Fix test for "documenting private functions"
And add -p flag to doc-nits recipe
Mark when things were deprecated, if doc'd as such

Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3624)

sha/asm/keccak1600-armv4.pl: switch to more efficient bit interleaving algorithm.

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

sha/keccak1600.c: switch to more efficient bit interleaving algorithm.

[Also bypass sizeof(void *) == 8 check on some platforms.]

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

Add back support for SHA224 based sig algs

This used to work but was inadvertently removed as part of the TLSv1.3
work. This adds it back.

Fixes #3633

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3639)

Windows: rearrange programs cleanup

The list of programs hit nmake's maximum line length, so we split up the
line in smaller chunks.

Fixes #3634

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3636)

Fix possible memory over-read in apps/s_client.c

a buffer returned from BIO_gets is not checked for it's length before
reading its contents.

Reviewed-by: Ben Kaduk <kaduk@mit.edu>
Reviewed-by: Andy Polyakov <appro@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3630)

Fix #340: Parse ASN1_TIME to struct tm

This works with ASN1_UTCTIME and ASN1_GENERALIZED_TIME

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3378)

doc: use /* ... */ comments in code examples

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/1956)

doc/man3: fix SSL_SESSSION typos

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/1956)

SSL_CTX_set_verify.pod: move a typedef in front of its first usage

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/1956)

doc/man3: unindent a few unintended code blocks

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/1956)

doc/man3: reformat the function prototypes in the synopses

I tried hard to keep the lines at 80 characters or less, but in a few
cases I had to punt and just indented the subsequent lines by 4 spaces.

A few well-placed typedefs for callback functions would really help, but
these would be part of the API, so that's probably for later.

I also took the liberty of inserting empty lines in overlong blocks to
provide some visual space.

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/1956)

ERR_put_error.pod: fix the name of function ERR_add_error_vdata()

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/1956)

doc/man3: remove a duplicate BIO_do_accept() call

The SSL server example in BIO_f_ssl.pod contains two copies of the
BIO_do_accept() call. Remove the second one.

Signed-off-by: Beat Bolli <dev@drbeat.li>
Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/1956)

doc/man3: use the documented coding style in the example code

Adjust brace placement, whitespace after keywords, indentation and empty
lines after variable declarations according to
https://www.openssl.org/policies/codingstyle.html.

Indent literal sections by exactly one space.

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/1956)

make error tables const and separate header file

Run perltidy on util/mkerr
Change some mkerr flags, write some doc comments
Make generated tables "const" when genearting lib-internal ones.
Add "state" file for mkerr
Renerate error tables and headers
Rationalize declaration of ERR_load_XXX_strings
Fix out-of-tree build
Add -static; sort flags/vars for options.
Also tweak code output
Moved engines/afalg to engines (from master)
Use -static flag
Standard engine #include's of errors
Don't linewrap err string tables unless necessary

Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3392)

Add a lock around the OBJ_NAME table

Various initialization functions modify this table, which can cause heap
corruption in the absence of external synchronization.

Some stats are modified from OPENSSL_LH_retrieve, where callers aren't
expecting to have to take out an exclusive lock. Switch to using atomic
operations for those stats.

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3525)

Fix #2400 Add NO_RENEGOTIATE option

Reviewed-by: Tim Hudson <tjh@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3432)

Always flush the BIO when we send any alert

At the moment we flush the write BIO if we send a fatal alert, but not a
warning one. This can mean the warning is never sent if we never do another
write and subsequently flush the BIO. Instead we should just always flush
after writing an alert.

Reviewed-by: Tim Hudson <tjh@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3432)

Handle the server refusing to reneg in a reneg_setup

During setup of a reneg test the server can refuse to start reneg.
If that happens we should let the client continue and then fail.

Reviewed-by: Tim Hudson <tjh@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3432)

sha/asm/keccak1600-armv4.pl: add NEON code path.

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

sha/asm/keccak1600-armv4.pl: add SHA3_absorb and SHA3_squeeze.

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

sha/asm/keccak1600-armv4.pl: optimization based on profiler feedback.

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

Add sha/asm/keccak1600-armv4.pl.

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

Fix coding style

Signed-off-by: Paul Yang <paulyang.inf@gmail.com>
Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3614)

Fix doc nits in X509_check_private_key.pod

remove the tailing dot

Signed-off-by: Paul Yang <paulyang.inf@gmail.com>
Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3614)

Set local variable to 0 to avoid build error

Signed-off-by: Paul Yang <paulyang.inf@gmail.com>
Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3614)

Add test cases for X509_check_private_key

To test X509_check_private_key and relatives.

Add a CSR and corresponding RSA private key to test
X509_REQ_check_private_key function.

Signed-off-by: Paul Yang <paulyang.inf@gmail.com>
Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3614)

Document X509_check_private_key and relative

Document two private key check functions:

X509_check_private_key
X509_REQ_check_private_key

Signed-off-by: Paul Yang <paulyang.inf@gmail.com>
Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3614)

Move and update RSA-PSS documentation.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3621)

Fix define to match documentation

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3621)

Document default client -psk_identity

Document that -psk is required to use PSK cipher
[skip ci]

Reviewed-by: Ben Kaduk <kaduk@mit.edu>
(Merged from https://github.com/openssl/openssl/pull/3607)

Avoid failing s_server when client's psk_identity is unexpected

s_server has traditionally been very brittle in PSK mode.  If the
client offered any PSK identity other than "Client_identity" s_server
would simply abort.

This is breakage for breakage's sake, and unlike most other parts of
s_server, which tend to allow more flexible connections.

This change accomplishes two things:

 * when the client's psk_identity does *not* match the identity
   expected by the server, just warn, don't fail.

 * allow the server to expect instead a different psk_identity from
   the client besides "Client_identity"

Signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
Reviewed-by: Ben Kaduk <kaduk@mit.edu>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3605)

Use common STANZA for bn and exp tests

Standardize file:line messages
Reduce buff size; move to end of STANZA
Add some Title entries (with blank line after)
Add Title to some BN test files.

Reviewed-by: Andy Polyakov <appro@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3608)

sha/keccak1600.c: add #ifdef KECCAK1600_ASM.

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

sha/keccak1600.c: reduce temporary storage utilization even futher.

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

sha/keccak1600.c: add another 1x variant.

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

sha/keccak1600.c: add ARM-specific "reference" tweaks.

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

ec/asm/ecp_nistz256-x86_64.pl: minor sqr_montx cleanup.

Drop some redundant instructions in reduction in ecp_nistz256_sqr_montx.

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

Fix ex_data and session_dup issues

Code was added in commit b3c31a65 that overwrote the last ex_data value
using CRYPTO_dup_ex_data() causing a memory leak, and potentially
confusing the ex_data dup() callback.

In ssl_session_dup(), fix error handling (properly reference and up-ref
shared data) and new-up the ex_data before calling CRYPTO_dup_ex_data();
all other structures that dup ex_data have the destination ex_data new'd
before the dup.

Fix up some of the ex_data documentation.

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3323)

Add text pointing to full change list.

Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3606)

Work around Travis "virtual memory exhausted" error

One particular build was running out of memory. By swapping to debug mode
we reduce the optimisation level which should reduce the amount of memory
required.

[extended tests]

Reviewed-by: Andy Polyakov <appro@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3601)

Left shift of a negative number is undefined behaviour

Fix undefined behaviour in curve25519.c. Prior to this running with
ubsan produces errors like this:

crypto/ec/curve25519.c:3871:18: runtime error: left shift of negative
value -22867

[extended tests]

Reviewed-by: Andy Polyakov <appro@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3600)

Added mysql as starttls protocol.

Reviewed-by: Andy Polyakov <appro@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3456)

Remove unnecessary if condition from apps.c

Reviewed-by: Andy Polyakov <appro@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3596)

Add -p (public only) flag to find-doc-nits

Report if any non-public items are documented.
Add util/private.num that lists items that aren't in the public
(lib*.num) files that we do want to document.

Reviewed-by: Andy Polyakov <appro@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3603)

Only release thread-local key if we created it.

Thanks to Jan Alexander Steffens for finding the bug and confirming the
fix.

Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3592)

Add some OID's from X.520

CLA: trivial

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3590)

Add UI functionality to duplicate the user data

This can be used by engines that need to retain the data for a longer time
than just the call where this user data is passed.

Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3575)

Fix coding style in apps/passwd file

Reformat some indents and braces based on OpenSSL coding style spec.

Signed-off-by: Paul Yang <paulyang.inf@gmail.com>
Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3586)

CLA: trivial

Fix coding style

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3581)

Wait longer for the server in TLSProxy to start

In a recent PR (#3566) it seems that TLSProxy gave up trying to connect to
the server process too quickly. This meant the test failed even though the
server *did* eventually start. Currently we try 3 times to connect with a
0.1 second pause between each attempt. That is probably too aggressive.

Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3587)

Clear sensitive data in ED25519_sign

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3503)

Add Ed25519 documentation

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3503)

no-ec fix

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3503)

Add Ed25519 verify test.

Add Ed25519 certificate verify test using certificate from
draft-ietf-curdle-pkix-04 and custom generated root certificate.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3503)

Add custom sig_info_set for ED25519

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3503)

make errors

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3503)

Add custom ASN.1 sign and verify

Since ED25519 doesn't have an associated digest it needs custom sign/verify
routines to handle ASN.1 signatures.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3503)

Add ED25519 as signature OID

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3503)

Add RFC8032 tests and additional cases

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3503)

make errors

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3503)

ED25519 public key method.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3503)

add method

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3503)

Add ED25519 ASN.1 method

Make X25519 key method more flexible by removing hard coding of NID_X25519
OID. Since the parameters and key syntax between ED25519 and X25519 are
almost identical they can share a lot of common code.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3503)

Add EdDSA algorithm OIDs from draft-ietf-curdle-pkix-04

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3503)

Make Ed25519 consistent with X25519

Rename and change ED25519_keypair_from_seed to ED25519_public_from_private
to be consistent with X25519 API.

Modidy ED25519_sign to take separate public key argument instead of
requiring it to follow the private key.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3503)

Add Ed25519 algorithm.

Reinstate Ed25519 algorithm to curv25519.c this is largely just a copy of
the code from BoringSSL with some adjustments so it compiles under OpenSSL.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3503)

make errors

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3503)

Allow NULL md for custom signing methods

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3503)

Add support for custom digestsign/digestverify methods.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3503)

sha/keccak1600.c: implement lane complementing transform

...as discussed in section 2.2 of "Keccak implementation overview".

[skip ci]

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

sha/keccak1600.c: implement bit interleaving optimization.

This targets 32-bit processors and is discussed in section 2.1 of
"Keccak implementation overview".

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

Add stricter checking in NAME section

Require a comma between every name and a single space before the dash

Reviewed-by: Kurt Roeckx <kurt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3559)

fixing incorrect OID of signingCertificateV2
Reviewed-by: Kurt Roeckx <kurt@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3538)

Fix certificate version number in test

The version number 3 means version 4, while 2 means version 3. Since this is the v3nametest, version 3 should be used.

CLA: Trivial

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3577)

Revert "Add internal functions to fetch a refcount"

It turned out to be a bad idea.

This reverts commits 6891a79da67ccd621b67e49b60ddc188d7864291
and c27bc74698ed043b7549d5637ec0a8cf65b39e59.

Reviewed-by: Andy Polyakov <appro@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3576)

Correct small typo in CRYPTO_GET_REF

Reviewed-by: Tim Hudson <tjh@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3574)

Add internal functions to fetch a refcount

Reviewed-by: Tim Hudson <tjh@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3573)