Reviewed-by: NTim Hudson <tjh@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/12535)

Reviewed-by: NPaul Dale <paul.dale@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/12525)

Fix EVP_EncodeBlock description using incorrect parameter name for encoding length

CLA: trivial
Reviewed-by: NMatt Caswell <matt@openssl.org>
Reviewed-by: NDmitry Belyavskiy <beldmit@gmail.com>
(Merged from https://github.com/openssl/openssl/pull/12518)

Reviewed-by: NMatt Caswell <matt@openssl.org>
Reviewed-by: NShane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/12410)

This adds legacy PEM variants of already existing tests.
Reviewed-by: NMatt Caswell <matt@openssl.org>
Reviewed-by: NShane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/12410)

Reviewed-by: NMatt Caswell <matt@openssl.org>
Reviewed-by: NShane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/12410)

This adds variants of already existing tests, but where the object
is encrypted / decrypted along the way as well.
Reviewed-by: NMatt Caswell <matt@openssl.org>
Reviewed-by: NShane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/12410)

Reviewed-by: NMatt Caswell <matt@openssl.org>
Reviewed-by: NShane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/12410)

This implements these functions:

OSSL_DESERIALIZER_CTX_set_cipher()
OSSL_DESERIALIZER_CTX_set_passphrase()
OSSL_DESERIALIZER_CTX_set_passphrase_ui()
OSSL_DESERIALIZER_CTX_set_passphrase_cb()

To be able to deal with multiple deserializers trying to work on the
same byte array and wanting to decrypt it while doing so, the
deserializer caches the passphrase.  This cache is cleared at the end
of OSSL_DESERIALIZER_from_bio().
Reviewed-by: NMatt Caswell <matt@openssl.org>
Reviewed-by: NShane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/12410)

Serialization will only encrypt, so there's no point telling
OSSL_SERIALIZER_CTX_set_passphrase_cb() that's going to happen.

We fix the declaration of OSSL_DESERIALIZER_CTX_set_passphrase_cb()
the same way.
Reviewed-by: NMatt Caswell <matt@openssl.org>
Reviewed-by: NShane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/12410)

This test revolves around a central function that will first serialize
an EVP_PKEY, then deserialize the result into a new EVP_PKEY and
compare the two.

The following tests are currently implemented:

1.  EVP_PKEY (RSA) -> DER, then DER -> EVP_PKEY (RSA).
2.  EVP_PKEY (RSA) -> PEM, then PEM -> EVP_PKEY (RSA).
    This one exercises deserializer chains, as we know that there is a
    PEM -> DER and a DER -> EVP_PKEY (RSA) deserializer, but no direct
    PEM -> EVP_PKEY (RSA) deserializer.

Additionally, a small fix in test_fail_string_common(), as strcmp()
could run past a buffer if one of the strings isn't terminated with
a null byte within the given length.
Reviewed-by: NMatt Caswell <matt@openssl.org>
Reviewed-by: NShane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/12410)

Reviewed-by: NMatt Caswell <matt@openssl.org>
Reviewed-by: NShane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/12410)

Reviewed-by: NMatt Caswell <matt@openssl.org>
Reviewed-by: NShane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/12410)

Reviewed-by: NMatt Caswell <matt@openssl.org>
Reviewed-by: NShane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/12410)

EVP_PKEY is the fundamental type for provider side code, so we
implement specific support for it, in form of a special context
constructor.

This constructor looks up and collects all available KEYMGMT
implementations, and then uses those names to collect deserializer
implementations, as described in the previous commit.
Reviewed-by: NMatt Caswell <matt@openssl.org>
Reviewed-by: NShane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/12410)

This adds a method OSSL_DESERIALIZER, a deserializer context and basic
support to use a set of serializers to get a desired type of data, as
well as deserializer chains.

The idea is that the caller can call OSSL_DESERIALIZER_CTX_add_serializer()
to set up the set of desired results, and to add possible chains, call
OSSL_DESERIALIZER_CTX_add_extra().  All these deserializers are pushed
on an internal stack.

The actual deserialization is then performed using functions like
OSSL_DESERIALIZER_from_bio().  When performing deserialization, the
inernal stack is walked backwards, keeping track of the deserialized
data and its type along the way, until the data kan be processed into
the desired type of data.
Reviewed-by: NMatt Caswell <matt@openssl.org>
Reviewed-by: NShane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/12410)

This function is used to create a keydata for a key that libcrypto
only has a reference to.

This introduces provider references, the contents which only the
provider know how to interpret.  Outside of the provider, this is just
an array of bytes.
Reviewed-by: NMatt Caswell <matt@openssl.org>
Reviewed-by: NShane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/12410)

This makes the following functions available for libcrypto code:

evp_keymgmt_util_try_import()  - callback function
evp_keymgmt_util_assign_pkey() - assigns keymgmt and keydata to an EVP_PKEY
evp_keymgmt_util_make_pkey()   - creates an EVP_PKEY from keymgmt and keydata
Reviewed-by: NMatt Caswell <matt@openssl.org>
Reviewed-by: NShane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/12410)

- In order to not add many X509_XXXX_with_libctx() functions the libctx and propq may be stored in the X509 object via a call to X509_new_with_libctx().
- Loading via PEM_read_bio_X509() or d2i_X509() should pass in a created cert using X509_new_with_libctx().
- Renamed some XXXX_ex() to XXX_with_libctx() for X509 API's.
- Removed the extra parameters in check_purpose..
- X509_digest() has been modified so that it expects a const EVP_MD object() and then internally it does the fetch when it needs to (via ASN1_item_digest_with_libctx()).
- Added API's that set the libctx when they load such as X509_STORE_new_with_libctx() so that the cert chains can be verified.
Reviewed-by: NRichard Levitte <levitte@openssl.org>
Reviewed-by: NMatt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/12153)

Added RSA oaep test that uses the pkeyutl application.
Added an openssl application option to support loading a (fips) provider via the '-config' option.
Added openssl application related environment variable 'OPENSSL_TEST_LIBCTX' (for testing purposes only),
that creates a non default library context.
Reviewed-by: NRichard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/11948)

The RAND_DRBG callbacks are wrappers around the EVP_RAND callbacks.
During uninstantiation, the EVP_RAND callbacks got lost while the
RAND_DRBG callbacks remained, because RAND_DRBG_uninstantiate()
calls RAND_DRBG_set(), which recreates the EVP_RAND object.
This was causing drbgtest failures.

This commit fixes the problem by adding code to RAND_DRBG_set() for
saving and restoring the EVP_RAND callbacks.
Reviewed-by: NPaul Dale <paul.dale@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/11195)

It's the generate counter (drbg->reseed_gen_counter), not the
reseed counter which needs to be raised above the reseed_interval.
This mix-up was partially caused by some recent renamings of DRBG
members variables, but that will be dealt with in a separate commit.
Reviewed-by: NPaul Dale <paul.dale@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/11195)

The behaviour of RAND_DRBG_generate() has changed. Previously, it
would fail for requests larger than max_request, now it automatically
splits large input into chunks (which was previously done only
by RAND_DRBG_bytes() before calling RAND_DRBG_generate()).

So this test has not only become obsolete, the fact that it succeeded
unexpectedly also caused a buffer overflow that terminated the test.
Reviewed-by: NPaul Dale <paul.dale@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/11195)

The reseed counter condition was broken since a93ba405, where the
initial value was wrongly changed from one to zero.
Commit 8bf36651 fixed the initialization, but also adjusted the check,
so the problem remained.
This change restores original (OpenSSL-fips-2_0-stable) behavior.
Reviewed-by: NPaul Dale <paul.dale@oracle.com>
Reviewed-by: NMatthias St. Pierre <Matthias.St.Pierre@ncp-e.com>
(Merged from https://github.com/openssl/openssl/pull/11195)

The condition in test_error_checks() was inverted, so it succeeded
as long as error_check() failed. Incidently, error_check() contained
several bugs that assured it always failed, thus giving overall drbg
test success.
Reviewed-by: NPaul Dale <paul.dale@oracle.com>
Reviewed-by: NMatthias St. Pierre <Matthias.St.Pierre@ncp-e.com>
(Merged from https://github.com/openssl/openssl/pull/11195)

Removed dummy evp_test
Changed all algorithm properties to use fips=yes (except for RAND_TEST) (This changes the DRBG and ECX settings)
Removed unused includes.
Added TODO(3.0) for issue(s) that need to be resolved.
Reviewed-by: NMatt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/12498)

Reviewed-by: NRichard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/11082)

Reviewed-by: NRichard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/11082)

Reviewed-by: NRichard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/11082)

Reviewed-by: NRichard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/11082)

Reviewed-by: NRichard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/11082)

CLA: trivial

I found that when I wanted to use an engine by the option-engine XXX , it didn't work. Checking the code, I guess it missed the engine pointer when calling EVP_CipherInit_ex.
Reviewed-by: NShane Lontis <shane.lontis@oracle.com>
Reviewed-by: NPaul Yang <kaishen.yy@antfin.com>
Reviewed-by: NDmitry Belyavskiy <beldmit@gmail.com>
(Merged from https://github.com/openssl/openssl/pull/12475)

This change applies the recommendation of the Linux Documentation Project
to the documentation files of OpenSSL. Additionally, util/find-doc-nits
was updated accordingly.

The change follows a suggestion of mspncp on https://github.com/openssl/openssl/pull/12370
and incoporates the requested changes on the pull request
Reviewed-by: NShane Lontis <shane.lontis@oracle.com>
Reviewed-by: NMatthias St. Pierre <Matthias.St.Pierre@ncp-e.com>
(Merged from https://github.com/openssl/openssl/pull/12460)

Reviewed-by: NPaul Dale <paul.dale@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/12422)

Reviewed-by: NPaul Dale <paul.dale@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/12422)

Fixes #12324
partly fixes #12378
Reviewed-by: NPaul Dale <paul.dale@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/12422)

Fixes #12405
Fixes #12377

Calling Init()/Update() and then Init()/Update() again gave a different result when using the same key and iv.
Cipher modes that were using ctx->num were not resetting this value, this includes OFB, CFB & CTR.
The fix is to reset this value during the ciphers einit() and dinit() methods.
Most ciphers go thru a generic method so one line fixes most cases.

Add test for calling EVP_EncryptInit()/EVP_EncryptUpdate() multiple times for all ciphers.
Ciphers should return the same value for both updates.
DES3-WRAP does not since it uses a random in the update.
CCM modes currently also fail on the second update (This also happens in 1_1_1).

Fix memory leak in AES_OCB cipher if EVP_EncryptInit is called multiple times.

Fix AES_SIV cipher dup_ctx and init.
Calling EVP_CIPHER_init multiple times resulted in a memory leak in the siv.
Fixing this leak also showed that the dup ctx was not working for siv mode.
Note: aes_siv_cleanup() can not be used by aes_siv_dupctx() as it clears data
that is required for the decrypt (e.g the tag).
Reviewed-by: NTomas Mraz <tmraz@fedoraproject.org>
(Merged from https://github.com/openssl/openssl/pull/12413)

The 'MinProtocol' and 'MaxProtocol' configuration commands now silently
ignore TLS protocol version bounds when configurign DTLS-based contexts,
and conversely, silently ignore DTLS protocol version bounds when
configuring TLS-based contexts.  The commands can be repeated to set
bounds of both types.  The same applies with the corresponding
"min_protocol" and "max_protocol" command-line switches, in case some
application uses both TLS and DTLS.

SSL_CTX instances that are created for a fixed protocol version (e.g.
TLSv1_server_method()) also silently ignore version bounds.  Previously
attempts to apply bounds to these protocol versions would result in an
error.  Now only the "version-flexible" SSL_CTX instances are subject to
limits in configuration files in command-line options.

Expected to resolve #12394
Reviewed-by: NPaul Dale <paul.dale@oracle.com>
GH: #12472

The 'cert_cb' / 'client_cert_cb' arguments had extra, a bit weird
documentation.
Reviewed-by: NMatt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/12494)

The relaxation allows spaces between function name and argument list,
to allow line breaks like this when there are very long names:

    int (fantastically_long_name_breaks_80char_limit)
        (fantastically_long_name_breaks_80char_limit *something);

This revealed some other intricaties, such as documented internal
structures with function pointers inside, so a check of open
structures was also added, and they are now simply skipped over.
Reviewed-by: NMatt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/12494)