From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/include/uapi/linux/fsverity.h | 14 ++++++++++++++
1 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/kernel/include/uapi/linux/fsverity.h b/kernel/include/uapi/linux/fsverity.h
index 33f4415..15384e2 100644
--- a/kernel/include/uapi/linux/fsverity.h
+++ b/kernel/include/uapi/linux/fsverity.h
@@ -83,7 +83,21 @@
__u8 digest[];
};
+#define FS_VERITY_METADATA_TYPE_MERKLE_TREE 1
+#define FS_VERITY_METADATA_TYPE_DESCRIPTOR 2
+#define FS_VERITY_METADATA_TYPE_SIGNATURE 3
+
+struct fsverity_read_metadata_arg {
+ __u64 metadata_type;
+ __u64 offset;
+ __u64 length;
+ __u64 buf_ptr;
+ __u64 __reserved;
+};
+
#define FS_IOC_ENABLE_VERITY _IOW('f', 133, struct fsverity_enable_arg)
#define FS_IOC_MEASURE_VERITY _IOWR('f', 134, struct fsverity_digest)
+#define FS_IOC_READ_VERITY_METADATA \
+ _IOWR('f', 135, struct fsverity_read_metadata_arg)
#endif /* _UAPI_LINUX_FSVERITY_H */
--
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