[glib-networking/wip/openssl] Make the bio a generic source sink

[Ignacio Casal Quinteiro <icq src gnome org>]

commit df0b2993cdb7bfbe1dc888eefddbfbc478f9d5ea
Author: Ignacio Casal Quinteiro <icq gnome org>
Date:   Tue Jan 19 12:15:49 2016 +0100

    Make the bio a generic source sink

 tls/openssl/gtlsbio.c |   19 ++++++++++++-------
 1 files changed, 12 insertions(+), 7 deletions(-)
---
diff --git a/tls/openssl/gtlsbio.c b/tls/openssl/gtlsbio.c
index 84a5bba..dad0d75 100644
--- a/tls/openssl/gtlsbio.c
+++ b/tls/openssl/gtlsbio.c
@@ -26,8 +26,6 @@
 
 #include <string.h>
 
-#define G_TLS_BIO_TYPE (999|0x0400|0x0100)
-
 typedef struct {
   GIOStream *io_stream;
   GCancellable *read_cancellable;
@@ -151,20 +149,27 @@ static int
 gtls_bio_puts(BIO        *bio,
               const char *str)
 {
-    return gtls_bio_write (bio, str, (int)strlen (str));
+  return gtls_bio_write (bio, str, (int)strlen (str));
+}
+
+static int
+gtls_bio_gets(BIO  *bio,
+              char *buf,
+              int   len)
+{
+  return -1;
 }
 
 static BIO_METHOD methods_gtls = {
-  G_TLS_BIO_TYPE,
+  BIO_TYPE_SOURCE_SINK,
   "gtls",
   gtls_bio_write,
   gtls_bio_read,
   gtls_bio_puts,
-  NULL, /* sock_gets, */
+  gtls_bio_gets,
   gtls_bio_ctrl,
   gtls_bio_create,
-  gtls_bio_destroy,
-  NULL
+  gtls_bio_destroy
 };
 
 static BIO_METHOD *