Merge pull request #1895 from sfackler/alex-patch-1

Expose BigNum::to_vec_padded on libressl and boringssl
sfackler · Apr 21, 2023 · 3f038cf · 3f038cf
2 parents f7b98c2 + 0a3cca2
commit 3f038cf
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diff --git a/openssl-sys/src/handwritten/bn.rs b/openssl-sys/src/handwritten/bn.rs
@@ -23,7 +23,7 @@ extern "C" {
     pub fn BN_clear_free(bn: *mut BIGNUM);
     pub fn BN_bin2bn(s: *const u8, size: c_int, ret: *mut BIGNUM) -> *mut BIGNUM;
     pub fn BN_bn2bin(a: *const BIGNUM, to: *mut u8) -> c_int;
-    #[cfg(ossl110)]
+    #[cfg(any(ossl110, libressl340))]
     pub fn BN_bn2binpad(a: *const BIGNUM, to: *mut u8, tolen: c_int) -> c_int;
     pub fn BN_sub(r: *mut BIGNUM, a: *const BIGNUM, b: *const BIGNUM) -> c_int;
     pub fn BN_add(r: *mut BIGNUM, a: *const BIGNUM, b: *const BIGNUM) -> c_int;

diff --git a/openssl/src/bn.rs b/openssl/src/bn.rs
@@ -814,7 +814,7 @@ impl BigNumRef {
     /// assert_eq!(&bn_vec, &[0, 0, 0x45, 0x43]);
     /// ```
     #[corresponds(BN_bn2binpad)]
-    #[cfg(ossl110)]
+    #[cfg(any(ossl110, libressl340, boringssl))]
     pub fn to_vec_padded(&self, pad_to: i32) -> Result<Vec<u8>, ErrorStack> {
         let mut v = Vec::with_capacity(pad_to as usize);
         unsafe {