Merge branch 'v0.18.x'

src/decoder/DecoderBuffer.hxx

@@ -54,6 +54,10 @@ decoder_buffer_new(Decoder *decoder, InputStream &is,
 void
 decoder_buffer_free(DecoderBuffer *buffer);
 
+gcc_pure
+const InputStream &
+decoder_buffer_get_stream(const DecoderBuffer *buffer);
+
 gcc_pure
 bool
 decoder_buffer_is_empty(const DecoderBuffer *buffer);
@@ -75,6 +79,13 @@ decoder_buffer_clear(DecoderBuffer *buffer);
 bool
 decoder_buffer_fill(DecoderBuffer *buffer);
 
+/**
+ * How many bytes are stored in the buffer?
+ */
+gcc_pure
+size_t
+decoder_buffer_available(const DecoderBuffer *buffer);
+
 /**
  * Reads data from the buffer.  This data is not yet consumed, you
  * have to call decoder_buffer_consume() to do that.  The returned