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From: Eric Biggers <ebiggers@kernel.org>
To: linux-fscrypt@vger.kernel.org
Cc: linux-ext4@vger.kernel.org,
	linux-f2fs-devel@lists.sourceforge.net,
	Theodore Ts'o <tytso@mit.edu>, Jaegeuk Kim <jaegeuk@kernel.org>,
	Victor Hsieh <victorhsieh@google.com>
Subject: [fsverity-utils RFC PATCH 1/2] Upgrade to latest fsverity_uapi.h
Date: Fri, 15 Jan 2021 10:24:01 -0800	[thread overview]
Message-ID: <20210115182402.35691-2-ebiggers@kernel.org> (raw)
In-Reply-To: <20210115182402.35691-1-ebiggers@kernel.org>

From: Eric Biggers <ebiggers@google.com>

Add the FS_IOC_READ_VERITY_METADATA ioctl.

Signed-off-by: Eric Biggers <ebiggers@google.com>
---
 common/fsverity_uapi.h | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/common/fsverity_uapi.h b/common/fsverity_uapi.h
index a739c9a..c59a897 100644
--- a/common/fsverity_uapi.h
+++ b/common/fsverity_uapi.h
@@ -85,7 +85,21 @@ struct fsverity_formatted_digest {
 	__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 */
-- 
2.30.0


  reply	other threads:[~2021-01-15 18:25 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-15 18:24 [fsverity-utils RFC PATCH 0/2] Add dump_metadata subcommand Eric Biggers
2021-01-15 18:24 ` Eric Biggers [this message]
2021-01-15 18:24 ` [fsverity-utils RFC PATCH 2/2] programs/fsverity: " Eric Biggers

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