Allow GSI-OpenSSH w/HPN 9.3p1 to compile with OpenSSL versions < 1.1.x

Patch courtesy of @msalle
fscheiner · Dec 17, 2023 · 2c9ca0f · 2c9ca0f
1 parent b39b70a
commit 2c9ca0f
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/gsi_openssh/source/ssh-rsa.c b/gsi_openssh/source/ssh-rsa.c
@@ -296,6 +296,16 @@ ssh_rsa_deserialize_private(const char *ktype, struct sshbuf *b,
 	return r;
 }
 
+#if (OPENSSL_VERSION_NUMBER < 0x10100000L)
+static int RSA_bits(const RSA *r);
+
+static int
+RSA_bits(const RSA *r)
+{
+    return BN_num_bits(r->n);
+}
+#endif
+
 static const char *
 rsa_hash_alg_ident(int hash_alg)
 {