crypto: cast oaepLabel to unsigned char*

OpenSSL uses a macro without typechecking; since C++ does not implicitly cast void* this is needed to conform Node.js to the OpenSSL documentation. PR-URL: #30917 Reviewed-By: Tobias Nießen <[email protected]> Reviewed-By: Richard Lau <[email protected]> Reviewed-By: Anna Henningsen <[email protected]> Reviewed-By: Colin Ihrig <[email protected]> Reviewed-By: Rich Trott <[email protected]>
nodejs · Jan 14, 2020 · e4b3181 · e4b3181
1 parent 6f61407
commit e4b3181
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/src/node_crypto.cc b/src/node_crypto.cc
@@ -5509,8 +5509,9 @@ bool PublicKeyCipher::Cipher(Environment* env,
     // OpenSSL takes ownership of the label, so we need to create a copy.
     void* label = OPENSSL_memdup(oaep_label, oaep_label_len);
     CHECK_NOT_NULL(label);
-    if (0 >= EVP_PKEY_CTX_set0_rsa_oaep_label(ctx.get(), label,
-                                              oaep_label_len)) {
+    if (0 >= EVP_PKEY_CTX_set0_rsa_oaep_label(ctx.get(),
+                reinterpret_cast<unsigned char*>(label),
+                                      oaep_label_len)) {
       OPENSSL_free(label);
       return false;
     }