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-rw-r--r--gnu/packages/patches/libcamera-ipa_manager-disable-signature-verification.patch55
1 files changed, 55 insertions, 0 deletions
diff --git a/gnu/packages/patches/libcamera-ipa_manager-disable-signature-verification.patch b/gnu/packages/patches/libcamera-ipa_manager-disable-signature-verification.patch
new file mode 100644
index 0000000000..aa4dff3fe3
--- /dev/null
+++ b/gnu/packages/patches/libcamera-ipa_manager-disable-signature-verification.patch
@@ -0,0 +1,55 @@
+From c99706475cde3d963a17f4f8871149711ce6c467 Mon Sep 17 00:00:00 2001
+From: Andrew Tropin <andrew@trop.in>
+Date: Wed, 4 Sep 2024 21:36:16 +0400
+Subject: [PATCH] libcamera: ipa_manager: Disable signature verification
+
+---
+ src/libcamera/ipa_manager.cpp | 28 +++++-----------------------
+ 1 file changed, 5 insertions(+), 23 deletions(-)
+
+diff --git a/src/libcamera/ipa_manager.cpp b/src/libcamera/ipa_manager.cpp
+index cfc24d38..4fd3cf3e 100644
+--- a/src/libcamera/ipa_manager.cpp
++++ b/src/libcamera/ipa_manager.cpp
+@@ -284,33 +284,15 @@ IPAModule *IPAManager::module(PipelineHandler *pipe, uint32_t minVersion,
+
+ bool IPAManager::isSignatureValid([[maybe_unused]] IPAModule *ipa) const
+ {
+-#if HAVE_IPA_PUBKEY
+- char *force = utils::secure_getenv("LIBCAMERA_IPA_FORCE_ISOLATION");
+- if (force && force[0] != '\0') {
+- LOG(IPAManager, Debug)
+- << "Isolation of IPA module " << ipa->path()
+- << " forced through environment variable";
+- return false;
+- }
+-
+- File file{ ipa->path() };
+- if (!file.open(File::OpenModeFlag::ReadOnly))
+- return false;
+-
+- Span<uint8_t> data = file.map();
+- if (data.empty())
+- return false;
+-
+- bool valid = pubKey_.verify(data, ipa->signature());
++ LOG(IPAManager, Debug)
++ << "Signature verification is disabled by Guix. "
++ << "See https://issues.guix.gnu.org/72828 for more details.";
+
+ LOG(IPAManager, Debug)
+ << "IPA module " << ipa->path() << " signature is "
+- << (valid ? "valid" : "not valid");
++ << "not verified (verification skipped).";
+
+- return valid;
+-#else
+- return false;
+-#endif
++ return true;
+ }
+
+ } /* namespace libcamera */
+--
+2.45.2
+