Revert "Add a Dilithium implementation."

This reverts commit 9b34a3224062c456ff0d0b77fd9a34c5ad08dfea.

Sadly this blow's up google3 because of stack usage being higher
than google3's limits

Change-Id: I8f1493a158e5fcab508593841ac3a37eb8404dcc
Reviewed-on: https://boringssl-review.googlesource.com/c/boringssl/+/66847
Auto-Submit: Bob Beck <bbe@google.com>
Reviewed-by: David Benjamin <davidben@google.com>
Commit-Queue: David Benjamin <davidben@google.com>

1 files changed, 0 insertions, 114 deletions

diff --git a/include/openssl/experimental/dilithium.h b/include/openssl/experimental/dilithium.h
deleted file mode 100644
index ec78596..0000000
--- a/include/openssl/experimental/dilithium.h
+++ /dev/null
@@ -1,114 +0,0 @@
-/* Copyright (c) 2023, Google LLC
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
-
-#ifndef OPENSSL_HEADER_DILITHIUM_H
-#define OPENSSL_HEADER_DILITHIUM_H
-
-#include <openssl/base.h>
-
-#if defined(__cplusplus)
-extern "C" {
-#endif
-
-
-// Dilithium3.
-
-
-// DILITHIUM_private_key contains a Dilithium3 private key. The contents of this
-// object should never leave the address space since the format is unstable.
-struct DILITHIUM_private_key {
-  union {
-    uint8_t bytes[32 + 32 + 64 + 256 * 4 * (5 + 6 + 6)];
-    uint32_t alignment;
-  } opaque;
-};
-
-// DILITHIUM_public_key contains a Dilithium3 public key. The contents of this
-// object should never leave the address space since the format is unstable.
-struct DILITHIUM_public_key {
-  union {
-    uint8_t bytes[32 + 64 + 256 * 4 * 6];
-    uint32_t alignment;
-  } opaque;
-};
-
-// DILITHIUM_PRIVATE_KEY_BYTES is the number of bytes in an encoded Dilithium3
-// private key.
-#define DILITHIUM_PRIVATE_KEY_BYTES 4032
-
-// DILITHIUM_PUBLIC_KEY_BYTES is the number of bytes in an encoded Dilithium3
-// public key.
-#define DILITHIUM_PUBLIC_KEY_BYTES 1952
-
-// DILITHIUM_SIGNATURE_BYTES is the number of bytes in an encoded Dilithium3
-// signature.
-#define DILITHIUM_SIGNATURE_BYTES 3309
-
-// DILITHIUM_generate_key generates a random public/private key pair, writes the
-// encoded public key to |out_encoded_public_key| and sets |out_private_key| to
-// the private key.
-OPENSSL_EXPORT void DILITHIUM_generate_key(
-    uint8_t out_encoded_public_key[DILITHIUM_PUBLIC_KEY_BYTES],
-    struct DILITHIUM_private_key *out_private_key);
-
-// DILITHIUM_sign generates a signature for the message |msg| of length
-// |msg_len| using |private_key| following the randomized algorithm, and writes
-// the encoded signature to |out_encoded_signature|.
-OPENSSL_EXPORT void DILITHIUM_sign(
-    uint8_t out_encoded_signature[DILITHIUM_SIGNATURE_BYTES],
-    const struct DILITHIUM_private_key *private_key, const uint8_t *msg,
-    size_t msg_len);
-
-// DILITHIUM_verify verifies that |encoded_signature| constitutes a valid
-// signature for the message |msg| of length |msg_len| using |public_key|.
-OPENSSL_EXPORT int DILITHIUM_verify(
-    const struct DILITHIUM_public_key *public_key,
-    const uint8_t encoded_signature[DILITHIUM_SIGNATURE_BYTES],
-    const uint8_t *msg, size_t msg_len);
-
-
-// Serialisation of keys.
-
-// DILITHIUM_marshal_public_key serializes |public_key| to |out| in the standard
-// format for Dilithium public keys. It returns one on success or zero on
-// allocation error.
-OPENSSL_EXPORT int DILITHIUM_marshal_public_key(
-    CBB *out, const struct DILITHIUM_public_key *public_key);
-
-// DILITHIUM_parse_public_key parses a public key, in the format generated by
-// |DILITHIUM_marshal_public_key|, from |in| and writes the result to
-// |out_public_key|. It returns one on success or zero on parse error or if
-// there are trailing bytes in |in|.
-OPENSSL_EXPORT int DILITHIUM_parse_public_key(
-    struct DILITHIUM_public_key *public_key, CBS *in);
-
-// DILITHIUM_marshal_private_key serializes |private_key| to |out| in the
-// standard format for Dilithium private keys. It returns one on success or zero
-// on allocation error.
-OPENSSL_EXPORT int DILITHIUM_marshal_private_key(
-    CBB *out, const struct DILITHIUM_private_key *private_key);
-
-// DILITHIUM_parse_private_key parses a private key, in the format generated by
-// |DILITHIUM_marshal_private_key|, from |in| and writes the result to
-// |out_private_key|. It returns one on success or zero on parse error or if
-// there are trailing bytes in |in|.
-OPENSSL_EXPORT int DILITHIUM_parse_private_key(
-    struct DILITHIUM_private_key *private_key, CBS *in);
-
-
-#if defined(__cplusplus)
-}  // extern C
-#endif
-
-#endif  // OPENSSL_HEADER_DILITHIUM_H