1 files changed, 25 insertions, 1 deletions

diff --git a/src/lib/libcrypto/bn/bn_internal.h b/src/lib/libcrypto/bn/bn_internal.h
index fd04bc9f8a..8b5145e225 100644
--- a/src/lib/libcrypto/bn/bn_internal.h
+++ b/src/lib/libcrypto/bn/bn_internal.h
@@ -1,4 +1,4 @@
-/*      $OpenBSD: bn_internal.h,v 1.15 2023/06/25 11:42:26 jsing Exp $ */
+/*      $OpenBSD: bn_internal.h,v 1.20 2025/08/02 16:20:00 jsing Exp $ */
 /*
  * Copyright (c) 2023 Joel Sing <jsing@openbsd.org>
  *
@@ -26,6 +26,30 @@ int bn_word_clz(BN_ULONG w);
 
 int bn_bitsize(const BIGNUM *bn);
 
+BN_ULONG bn_add_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b,
+    int num);
+BN_ULONG bn_sub_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b,
+    int num);
+BN_ULONG bn_sub_words_borrow(const BN_ULONG *a, const BN_ULONG *b, size_t n);
+BN_ULONG bn_add_words_masked(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b,
+    BN_ULONG mask, size_t n);
+BN_ULONG bn_sub_words_masked(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b,
+    BN_ULONG mask, size_t n);
+void bn_mod_add_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b,
+    const BN_ULONG *m, size_t n);
+void bn_mod_sub_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b,
+    const BN_ULONG *m, size_t n);
+void bn_mod_mul_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b,
+    const BN_ULONG *m, BN_ULONG *t, BN_ULONG m0, size_t n);
+void bn_mod_sqr_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *m,
+    BN_ULONG *t, BN_ULONG m0, size_t n);
+
+void bn_montgomery_multiply_words(BN_ULONG *rp, const BN_ULONG *ap,
+    const BN_ULONG *bp, const BN_ULONG *np, BN_ULONG *tp, BN_ULONG n0,
+    int n_len);
+void bn_montgomery_reduce_words(BN_ULONG *r, BN_ULONG *a, const BN_ULONG *n,
+    BN_ULONG n0, int n_len);
+
 #ifndef HAVE_BN_CT_NE_ZERO
 static inline int
 bn_ct_ne_zero(BN_ULONG w)