Skeleton of upb_bytesrc.

1 files changed, 43 insertions, 0 deletions

diff --git a/src/upb_byteio.h b/src/upb_byteio.h
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+++ b/src/upb_byteio.h
@@ -0,0 +1,43 @@
+/*
+ * upb - a minimalist implementation of protocol buffers.
+ *
+ * This file contains upb_bytesrc and upb_bytesink implementations for common
+ * interfaces like strings, UNIX fds, and FILE*.
+ *
+ * Copyright (c) 2009-2010 Joshua Haberman.  See LICENSE for details.
+ */
+
+#ifndef UPB_BYTEIO_H
+#define UPB_BYTEIO_H
+
+#include "upb_srcsink.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* upb_stringsrc **************************************************************/
+
+struct upb_stringsrc;
+typedef struct upb_stringsrc upb_stringsrc;
+
+// Create/free a stringsrc.
+upb_stringsrc *upb_stringsrc_new();
+void upb_stringsrc_free(upb_stringsrc *s);
+
+// Resets the stringsrc to a state where it will vend the given string.  The
+// stringsrc will take a reference on the string, so the caller need not ensure
+// that it outlives the stringsrc.  A stringsrc can be reset multiple times.
+void upb_stringsrc_reset(upb_stringsrc *s, upb_string *str);
+
+// Returns the upb_bytesrc* for this stringsrc.  Invalidated by reset above.
+upb_bytesrc *upb_stringsrc_bytesrc();
+
+
+/* upb_fdsrc ******************************************************************/
+
+#ifdef __cplusplus
+}  /* extern "C" */
+#endif
+
+#endif