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| author | Patrick Georgi <pgeorgi@chromium.org> | 2015-07-15 16:40:44 +0200 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2015-07-16 17:38:19 +0200 |
| commit | 5dc01ac5067abe6da340d8eadcb3b2aed8ab6fa7 (patch) | |
| tree | 1794fbb346aca2e10e5a023d24b9851de2de0dbc /util/cbfstool | |
| parent | 1d14b3e926c15027f9272f1e80b8913fef8cf25d (diff) | |
| download | coreboot-5dc01ac5067abe6da340d8eadcb3b2aed8ab6fa7.tar.xz | |
cbfstool: improve specification of struct cbfs_file
Lock down its size and document some of the fields
Change-Id: I09fd6c80185345da0ae17d0f4498b50995fd1ec5
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Reviewed-on: http://review.coreboot.org/10927
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins)
Diffstat (limited to 'util/cbfstool')
| -rw-r--r-- | util/cbfstool/cbfs.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/util/cbfstool/cbfs.h b/util/cbfstool/cbfs.h index 14a7a37b2b..6286effb10 100644 --- a/util/cbfstool/cbfs.h +++ b/util/cbfstool/cbfs.h @@ -71,12 +71,16 @@ struct cbfs_header { struct cbfs_file { uint8_t magic[8]; + /* length of file data */ uint32_t len; uint32_t type; uint32_t checksum; + /* length of header incl. variable data */ uint32_t offset; } __PACKED; +_Static_assert(sizeof(struct cbfs_file) == 24, "cbfs_file size mismatch"); + struct cbfs_stage { uint32_t compression; uint64_t entry; |