Openssl 1.1 compilation problem `my_bio_method` fixed.

Maked changes under the guidance of https://wiki.openssl.org/index.php/OpenSSL_1.1.0_Changes

src/tls-openssl.c

@@ -24,10 +24,9 @@ static int init_done;
 static int
 my_bio_create (BIO *b)
 {
-	b->init = 1;
-	b->num = 0;
-	b->ptr = NULL;
-	b->flags = 0 ;
+	BIO_set_init(b, 1); //b->init = 1;
+	BIO_set_data(b, NULL); //	b->ptr = NULL;
+	BIO_set_flags(b, 0); //b->flags = 0 ;
 	return 1;
 }
 
@@ -35,17 +34,17 @@ static int
 my_bio_destroy (BIO *b)
 {
 	if (b == 0) return 0;
+	BIO_set_init(b, 0); //b->init = 0;
+	BIO_set_data(b, NULL); //	b->ptr = NULL;
+	BIO_set_flags(b, 0); //b->flags = 0 ;
 
-	b->ptr = NULL;
-	b->init = 0;
-	b->flags = 0;
 	return 1;
 }
 
 static int
 my_bio_read (BIO *b, char *buf, int len)
 {
-	struct ikstls_data *data = (struct ikstls_data *) b->ptr;
+	struct ikstls_data *data = (struct ikstls_data *) BIO_get_data(b);
 	int ret;
 
 	if (buf == NULL || len <= 0 || data == NULL) return 0;
@@ -58,7 +57,7 @@ my_bio_read (BIO *b, char *buf, int len)
 static int
 my_bio_write (BIO *b, const char *buf, int len)
 {
-	struct ikstls_data *data = (struct ikstls_data *) b->ptr;
+	struct ikstls_data *data = (struct ikstls_data *) BIO_get_data(b);
 	int ret;
 
 	if (buf == NULL || len <= 0 || data == NULL) return 0;
@@ -96,17 +95,27 @@ my_bio_puts (BIO *b, const char *str)
 	return my_bio_write (b, str, strlen(str));
 }
 
-static BIO_METHOD my_bio_method = {
-	( 100 | 0x400 ),
-	"iksemel transport",
-	my_bio_write,
-	my_bio_read,
-	my_bio_puts,
-	my_bio_gets,
-	my_bio_ctrl,
-	my_bio_create,
-	my_bio_destroy
-};
+static BIO_METHOD *my_bio_method;
+
+/* Return the method table for the iksemel transport BIO */
+static BIO_METHOD *
+BIO_s_iksemel_tbio(void)
+{
+	if (my_bio_method == NULL) {
+		my_bio_method = BIO_meth_new(( 100 | 0x400 ),
+																			 "iksemel transport");
+		if (my_bio_method == NULL)
+			return NULL;
+		BIO_meth_set_write(my_bio_method, my_bio_write);
+		BIO_meth_set_read(my_bio_method, my_bio_read);
+		BIO_meth_set_puts(my_bio_method, my_bio_puts);
+		BIO_meth_set_gets(my_bio_method, my_bio_gets);
+		BIO_meth_set_ctrl(my_bio_method, my_bio_ctrl);
+		BIO_meth_set_create(my_bio_method, my_bio_create);
+		BIO_meth_set_destroy(my_bio_method, my_bio_destroy);
+	}
+	return my_bio_method;
+}
 
 static int
 tls_handshake (struct ikstls_data **datap, ikstransport *trans, void *sock)
@@ -144,8 +153,8 @@ tls_handshake (struct ikstls_data **datap, ikstransport *trans, void *sock)
 		return IKS_NOMEM;
 	}
 
-	bio = BIO_new (&my_bio_method);
-	bio->ptr = (void *) data;
+	bio = BIO_new (BIO_s_iksemel_tbio());
+	BIO_set_data(bio, (void *) data);
 	SSL_set_bio (data->ssl, bio, bio);
 	if (SSL_connect (data->ssl) < 0) {
 		SSL_free (data->ssl);