+
+void print_ca_names(BIO *bio, SSL *s)
+{
+ const char *cs = SSL_is_server(s) ? "server" : "client";
+ const STACK_OF(X509_NAME) *sk = SSL_get0_peer_CA_list(s);
+ int i;
+
+ if (sk == NULL || sk_X509_NAME_num(sk) == 0) {
+ BIO_printf(bio, "---\nNo %s certificate CA names sent\n", cs);
+ return;
+ }
+
+ BIO_printf(bio, "---\nAcceptable %s certificate CA names\n",cs);
+ for (i = 0; i < sk_X509_NAME_num(sk); i++) {
+ X509_NAME_print_ex(bio, sk_X509_NAME_value(sk, i), 0, get_nameopt());
+ BIO_write(bio, "\n", 1);
+ }
+}