chore: checkpoint before Python removal

vendor/aws-lc-sys/aws-lc/crypto/fipsmodule/ecdsa/internal.h

@@ -0,0 +1,51 @@
+// Copyright (c) 2021, Google Inc.
+// SPDX-License-Identifier: ISC
+
+#ifndef OPENSSL_HEADER_CRYPTO_FIPSMODULE_ECDSA_INTERNAL_H
+#define OPENSSL_HEADER_CRYPTO_FIPSMODULE_ECDSA_INTERNAL_H
+
+#include <openssl/base.h>
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+
+// ecdsa_sign_with_nonce_for_known_answer_test behaves like |ECDSA_do_sign| but
+// takes a fixed nonce. This function is used as part of known-answer tests in
+// the FIPS module.
+ECDSA_SIG *ecdsa_sign_with_nonce_for_known_answer_test(const uint8_t *digest,
+                                                       size_t digest_len,
+                                                       const EC_KEY *eckey,
+                                                       const uint8_t *nonce,
+                                                       size_t nonce_len);
+
+// ecdsa_do_verify_no_self_test does the same as |ECDSA_do_verify|, but doesn't
+// try to run the self-test first. This is for use in the self tests themselves,
+// to prevent an infinite loop.
+int ecdsa_do_verify_no_self_test(const uint8_t *digest, size_t digest_len,
+                                 const ECDSA_SIG *sig, const EC_KEY *eckey);
+
+// ecdsa_digestsign_no_self_test calculates the digest and calls
+// |ecdsa_sign_with_nonce_for_known_answer_test|, which doesn't try to run the
+// self-test first. This is for use in the self tests themselves, to prevent
+// an infinite loop.
+ECDSA_SIG *ecdsa_digestsign_no_self_test(const EVP_MD *md, const uint8_t *input,
+                                         size_t in_len, const EC_KEY *eckey,
+                                         const uint8_t *nonce,
+                                         size_t nonce_len);
+
+// ecdsa_digestverify_no_self_test calculates the digest and calls
+// |ecdsa_do_verify_no_self_test|, which doesn't try to run the self-test
+// first. This is for use in the self tests themselves, to prevent an infinite
+// loop.
+int ecdsa_digestverify_no_self_test(const EVP_MD *md, const uint8_t *input,
+                                    size_t in_len, const ECDSA_SIG *sig,
+                                    const EC_KEY *eckey);
+
+
+#if defined(__cplusplus)
+}
+#endif
+
+#endif  // OPENSSL_HEADER_CRYPTO_FIPSMODULE_ECDSA_INTERNAL_H