1 files changed, 118 insertions, 0 deletions

diff --git a/src/lib/libcrypto/dsa/dsa_local.h b/src/lib/libcrypto/dsa/dsa_local.h
new file mode 100644
index 0000000000..0487bd9f41
--- /dev/null
+++ b/src/lib/libcrypto/dsa/dsa_local.h
@@ -0,0 +1,118 @@
+/* $OpenBSD: dsa_local.h,v 1.1 2022/11/26 16:08:52 tb Exp $ */
+/* ====================================================================
+ * Copyright (c) 2007 The OpenSSL Project.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer. 
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ *    software must display the following acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For written permission, please contact
+ *    openssl-core@openssl.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ *    nor may "OpenSSL" appear in their names without prior written
+ *    permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com).  This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#include <openssl/dsa.h>
+
+__BEGIN_HIDDEN_DECLS
+
+struct DSA_SIG_st {
+        BIGNUM *r;
+        BIGNUM *s;
+} /* DSA_SIG */;
+
+struct dsa_method {
+        char *name;
+        DSA_SIG *(*dsa_do_sign)(const unsigned char *dgst, int dlen, DSA *dsa);
+        int (*dsa_sign_setup)(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp,
+            BIGNUM **rp);
+        int (*dsa_do_verify)(const unsigned char *dgst, int dgst_len,
+            DSA_SIG *sig, DSA *dsa);
+        int (*dsa_mod_exp)(DSA *dsa, BIGNUM *rr, BIGNUM *a1, BIGNUM *p1,
+            BIGNUM *a2, BIGNUM *p2, BIGNUM *m, BN_CTX *ctx,
+            BN_MONT_CTX *in_mont);
+        int (*bn_mod_exp)(DSA *dsa, BIGNUM *r, BIGNUM *a, const BIGNUM *p,
+            const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx); /* Can be null */
+        int (*init)(DSA *dsa);
+        int (*finish)(DSA *dsa);
+        int flags;
+        char *app_data;
+        /* If this is non-NULL, it is used to generate DSA parameters */
+        int (*dsa_paramgen)(DSA *dsa, int bits, const unsigned char *seed,
+            int seed_len, int *counter_ret, unsigned long *h_ret, BN_GENCB *cb);
+        /* If this is non-NULL, it is used to generate DSA keys */
+        int (*dsa_keygen)(DSA *dsa);
+} /* DSA_METHOD */;
+
+struct dsa_st {
+        /* This first variable is used to pick up errors where
+         * a DSA is passed instead of of a EVP_PKEY */
+        int pad;
+        long version;
+        BIGNUM *p;
+        BIGNUM *q;      /* == 20 */
+        BIGNUM *g;
+
+        BIGNUM *pub_key;  /* y public key */
+        BIGNUM *priv_key; /* x private key */
+
+        BIGNUM *kinv;   /* Signing pre-calc */
+        BIGNUM *r;      /* Signing pre-calc */
+
+        int flags;
+        /* Normally used to cache montgomery values */
+        BN_MONT_CTX *method_mont_p;
+        int references;
+        CRYPTO_EX_DATA ex_data;
+        const DSA_METHOD *meth;
+        /* functional reference if 'meth' is ENGINE-provided */
+        ENGINE *engine;
+} /* DSA */;
+
+int dsa_builtin_paramgen(DSA *ret, size_t bits, size_t qbits,
+        const EVP_MD *evpmd, const unsigned char *seed_in, size_t seed_len,
+        unsigned char *seed_out,
+        int *counter_ret, unsigned long *h_ret, BN_GENCB *cb);
+
+__END_HIDDEN_DECLS