1 files changed, 53 insertions, 0 deletions
diff --git a/src/reader.c b/src/reader.c
new file mode 100644
index 0000000..787f785
--- /dev/null
+++ b/src/reader.c
@@ -0,0 +1,53 @@
+
+#define RAW_BUFFER_SIZE 16384
+#define BUFFER_SIZE (RAW_BUFFER_SIZE*2) /* Should be enough for decoding 
+                                           the whole raw buffer. */
+
+/*
+ * Ensure that the buffer contains at least length characters.
+ * Return 1 on success, 0 on failure.
+ */
+
+int
+yaml_parser_update_reader(yaml_parser_t *parser, size_t length)
+{
+    /* If the EOF flag is set, do nothing. */
+
+    if (parser->eof)
+        return 1;
+
+    /* First, let us check that the buffers are allocated. */
+
+    if (!parser->buffer) {
+        parser->buffer = yaml_malloc(BUFFER_SIZE);
+        if (!parser->buffer) {
+            parser->error = YAML_MEMORY_ERROR;
+            return 0;
+        }
+        parser->buffer_size = BUFFER_SIZE;
+        parser->buffer_pointer = parser->buffer;
+        parser->buffer_length = 0;
+    }
+
+    if (!parser->raw_buffer) {
+        parser->raw_buffer = yaml_malloc(RAW_BUFFER_SIZE);
+        if (!parser->raw_buffer) {
+            parser->error = YAML_MEMORY_ERROR;
+            return 0;
+        }
+        parser->raw_buffer_size = RAW_BUFFER_SIZE;
+    }
+
+    /* Next, determine the input encoding. */
+
+    if (!parser->encoding) {
+        if (!yaml_parser_determine_encoding(parser))
+            return 0;
+    }
+
+    /* more... */
+
+}
+
+
+