From ab95f38a2a420193e886882ff577e655f9dd8f1e Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Tue, 23 Dec 2025 18:05:08 +0000
Subject: Don't check HMAC codes, at least when reading sound assets.

Also report failures to read frames more thoroughly.
---
 src/frame.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/frame.h b/src/frame.h
index 7b5e6366..5db77e51 100644
--- a/src/frame.h
+++ b/src/frame.h
@@ -34,6 +34,7 @@
 #ifndef LIBDCP_FRAME_H
 #define LIBDCP_FRAME_H
 
+#include "compose.hpp"
 #include "crypto_context.h"
 #include "exceptions.h"
 #include <asdcp/KM_fileio.h>
@@ -51,8 +52,9 @@ public:
 		/* XXX: unfortunate guesswork on this buffer size */
 		_buffer = new B (Kumu::Megabyte);
 
-		if (ASDCP_FAILURE (reader->ReadFrame (n, *_buffer, c->context(), c->hmac()))) {
-			boost::throw_exception (DCPReadError ("could not read frame"));
+		auto const result = reader->ReadFrame(n, *_buffer, c->context(), nullptr);
+		if (ASDCP_FAILURE(result)) {
+			boost::throw_exception(DCPReadError(String::compose("could not read frame %1 (%2)", n, int(result))));
 		}
 	}
 
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