add nanopb (manual)

components/spotify/cspot/bell/nanopb/tests/fuzztest/flakystream.h

@@ -0,0 +1,19 @@
+/* This module implements a custom input stream that can be set to give IO error
+ * at specific point. */
+
+#ifndef FLAKYSTREAM_H
+#define FLAKYSTREAM_H
+
+#include <pb_decode.h>
+
+typedef struct {
+    pb_istream_t stream;
+    const uint8_t *buffer;
+    size_t position;
+    size_t msglen;
+    size_t fail_after;
+} flakystream_t;
+
+void flakystream_init(flakystream_t *stream, const uint8_t *buffer, size_t msglen, size_t fail_after);
+
+#endif