Add const to bignum_*() function calls.

Now that s2n-bignum has marked various inputs as const, we can do the same.
In most cases we were casting away const, which we no longer need to do.

1 files changed, 16 insertions, 16 deletions

diff --git a/src/lib/libcrypto/bn/arch/amd64/bn_arch.c b/src/lib/libcrypto/bn/arch/amd64/bn_arch.c
index 8eb3670def..38a4350d17 100644
--- a/src/lib/libcrypto/bn/arch/amd64/bn_arch.c
+++ b/src/lib/libcrypto/bn/arch/amd64/bn_arch.c
@@ -1,4 +1,4 @@
-/*      $OpenBSD: bn_arch.c,v 1.8 2025/08/05 15:01:13 jsing Exp $ */
+/*      $OpenBSD: bn_arch.c,v 1.9 2025/08/12 10:00:40 jsing Exp $ */
 /*
  * Copyright (c) 2023 Joel Sing <jsing@openbsd.org>
  *
@@ -26,8 +26,8 @@ BN_ULONG
 bn_add(BN_ULONG *r, int r_len, const BN_ULONG *a, int a_len, const BN_ULONG *b,
     int b_len)
 {
-        return bignum_add(r_len, (uint64_t *)r, a_len, (uint64_t *)a,
-            b_len, (uint64_t *)b);
+        return bignum_add(r_len, (uint64_t *)r, a_len, (const uint64_t *)a,
+            b_len, (const uint64_t *)b);
 }
 #endif
 
@@ -36,8 +36,8 @@ bn_add(BN_ULONG *r, int r_len, const BN_ULONG *a, int a_len, const BN_ULONG *b,
 BN_ULONG
 bn_add_words(BN_ULONG *rd, const BN_ULONG *ad, const BN_ULONG *bd, int n)
 {
-        return bignum_add(n, (uint64_t *)rd, n, (uint64_t *)ad, n,
-            (uint64_t *)bd);
+        return bignum_add(n, (uint64_t *)rd, n, (const uint64_t *)ad, n,
+            (const uint64_t *)bd);
 }
 #endif
 
@@ -46,8 +46,8 @@ BN_ULONG
 bn_sub(BN_ULONG *r, int r_len, const BN_ULONG *a, int a_len, const BN_ULONG *b,
     int b_len)
 {
-        return bignum_sub(r_len, (uint64_t *)r, a_len, (uint64_t *)a,
-            b_len, (uint64_t *)b);
+        return bignum_sub(r_len, (uint64_t *)r, a_len, (const uint64_t *)a,
+            b_len, (const uint64_t *)b);
 }
 #endif
 
@@ -55,8 +55,8 @@ bn_sub(BN_ULONG *r, int r_len, const BN_ULONG *a, int a_len, const BN_ULONG *b,
 BN_ULONG
 bn_sub_words(BN_ULONG *rd, const BN_ULONG *ad, const BN_ULONG *bd, int n)
 {
-        return bignum_sub(n, (uint64_t *)rd, n, (uint64_t *)ad, n,
-            (uint64_t *)bd);
+        return bignum_sub(n, (uint64_t *)rd, n, (const uint64_t *)ad, n,
+            (const uint64_t *)bd);
 }
 #endif
 
@@ -64,7 +64,7 @@ bn_sub_words(BN_ULONG *rd, const BN_ULONG *ad, const BN_ULONG *bd, int n)
 BN_ULONG
 bn_mul_add_words(BN_ULONG *rd, const BN_ULONG *ad, int num, BN_ULONG w)
 {
-        return bignum_cmadd(num, (uint64_t *)rd, w, num, (uint64_t *)ad);
+        return bignum_cmadd(num, (uint64_t *)rd, w, num, (const uint64_t *)ad);
 }
 #endif
 
@@ -72,7 +72,7 @@ bn_mul_add_words(BN_ULONG *rd, const BN_ULONG *ad, int num, BN_ULONG w)
 BN_ULONG
 bn_mul_words(BN_ULONG *rd, const BN_ULONG *ad, int num, BN_ULONG w)
 {
-        return bignum_cmul(num, (uint64_t *)rd, w, num, (uint64_t *)ad);
+        return bignum_cmul(num, (uint64_t *)rd, w, num, (const uint64_t *)ad);
 }
 #endif
 
@@ -81,7 +81,7 @@ void
 bn_mul_comba4(BN_ULONG *rd, const BN_ULONG *ad, const BN_ULONG *bd)
 {
         /* XXX - consider using non-alt on CPUs that have the ADX extension. */
-        bignum_mul_4_8_alt((uint64_t *)rd, (uint64_t *)ad, (uint64_t *)bd);
+        bignum_mul_4_8_alt((uint64_t *)rd, (const uint64_t *)ad, (const uint64_t *)bd);
 }
 #endif
 
@@ -90,7 +90,7 @@ void
 bn_mul_comba8(BN_ULONG *rd, const BN_ULONG *ad, const BN_ULONG *bd)
 {
         /* XXX - consider using non-alt on CPUs that have the ADX extension. */
-        bignum_mul_8_16_alt((uint64_t *)rd, (uint64_t *)ad, (uint64_t *)bd);
+        bignum_mul_8_16_alt((uint64_t *)rd, (const uint64_t *)ad, (const uint64_t *)bd);
 }
 #endif
 
@@ -98,7 +98,7 @@ bn_mul_comba8(BN_ULONG *rd, const BN_ULONG *ad, const BN_ULONG *bd)
 int
 bn_sqr(BIGNUM *r, const BIGNUM *a, int r_len, BN_CTX *ctx)
 {
-        bignum_sqr(r_len, (uint64_t *)r->d, a->top, (uint64_t *)a->d);
+        bignum_sqr(r_len, (uint64_t *)r->d, a->top, (const uint64_t *)a->d);
 
         return 1;
 }
@@ -109,7 +109,7 @@ void
 bn_sqr_comba4(BN_ULONG *rd, const BN_ULONG *ad)
 {
         /* XXX - consider using non-alt on CPUs that have the ADX extension. */
-        bignum_sqr_4_8_alt((uint64_t *)rd, (uint64_t *)ad);
+        bignum_sqr_4_8_alt((uint64_t *)rd, (const uint64_t *)ad);
 }
 #endif
 
@@ -118,7 +118,7 @@ void
 bn_sqr_comba8(BN_ULONG *rd, const BN_ULONG *ad)
 {
         /* XXX - consider using non-alt on CPUs that have the ADX extension. */
-        bignum_sqr_8_16_alt((uint64_t *)rd, (uint64_t *)ad);
+        bignum_sqr_8_16_alt((uint64_t *)rd, (const uint64_t *)ad);
 }
 #endif