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cbfstool: add extended file attributes for cbfs_file

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cbfs_file_first_attr(struct cbfs_file *) and
cbfs_file_next_attr(struct cbfs_file *, struct cbfs_file_attribute *)
help navigate through extended attributes.

cbfs_add_file_attr(header, tag, size) adds a new file attribute to
header.

Change-Id: I325965286c44f31abd95df684d340cebb0e68b75
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Reviewed-on: http://review.coreboot.org/10934
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
Patrick Georgi
2015-07-15 20:49:00 +02:00
committed by Patrick Georgi
parent 4a666423c6
commit 2c61506630
3 changed files with 107 additions and 5 deletions
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14
util/cbfstool/cbfs_image.h
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@@ -170,4 +170,18 @@ int cbfs_merge_empty_entry(struct cbfs_image *image, struct cbfs_file *entry,
/* Returns the size of a cbfs file header with no extensions */
size_t cbfs_calculate_file_header_size(const char *name);
/* Given a cbfs_file, return the first file attribute, or NULL. */
struct cbfs_file_attribute *cbfs_file_first_attr(struct cbfs_file *file);
/* Given a cbfs_file and a cbfs_file_attribute, return the attribute that
* follows it, or NULL. */
struct cbfs_file_attribute *cbfs_file_next_attr(struct cbfs_file *file,
struct cbfs_file_attribute *attr);
/* Adds to header a new extended attribute tagged 'tag', sized 'size'.
* Returns pointer to the new attribute, or NULL on error. */
struct cbfs_file_attribute *cbfs_add_file_attr(struct cbfs_file *header,
uint32_t tag,
uint32_t size);
#endif