From 1a7bc44a0b536de901f682337add379c1ebbf218 Mon Sep 17 00:00:00 2001 From: Eric Biggers Date: Fri, 15 Jan 2021 10:24:01 -0800 Subject: [PATCH] Upgrade to latest fsverity_uapi.h Add the FS_IOC_READ_VERITY_METADATA ioctl. Link: https://lore.kernel.org/r/20210115182402.35691-2-ebiggers@kernel.org Signed-off-by: Eric Biggers --- 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 */