diff options
| author | Julius Werner <jwerner@chromium.org> | 2020-10-01 18:25:49 -0700 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2020-12-02 22:13:42 +0000 |
| commit | d17ce41e29018176ad43f5228f17ba93cab4a346 (patch) | |
| tree | 18b98d912f631ea900522c9123a9295f38f9e600 /src/commonlib/bsd/include | |
| parent | 834b3ecd7cbefbad8f09a9bda4f10cd7842cdbcd (diff) | |
cbfs: Port cbfs_load() and cbfs_map() to new API
This patch adapts cbfs_load() and cbfs_map() to use the new CBFS API
directly, rather than through cbfs_boot_locate(). For cbfs_load() this
means that attribute metadata does not need to be read twice.
Change-Id: I754cc34b1c1471129e15475aa0f1891e02439a02
Signed-off-by: Julius Werner <jwerner@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/39305
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/commonlib/bsd/include')
| -rw-r--r-- | src/commonlib/bsd/include/commonlib/bsd/cbfs_private.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/commonlib/bsd/include/commonlib/bsd/cbfs_private.h b/src/commonlib/bsd/include/commonlib/bsd/cbfs_private.h index 64dcf9f5ba..b72463aba3 100644 --- a/src/commonlib/bsd/include/commonlib/bsd/cbfs_private.h +++ b/src/commonlib/bsd/include/commonlib/bsd/cbfs_private.h @@ -134,4 +134,9 @@ cb_err_t cbfs_mcache_lookup(const void *mcache, size_t mcache_size, const char * /* Returns the amount of bytes actually used by the CBFS metadata cache in |mcache|. */ size_t cbfs_mcache_real_size(const void *mcache, size_t mcache_size); +/* Finds a CBFS attribute in a metadata block. Attribute returned as-is (still big-endian). + If |size| is not 0, will check that it matches the length of the attribute (if found)... + else caller is responsible for checking the |len| field to avoid reading out-of-bounds. */ +const void *cbfs_find_attr(const union cbfs_mdata *mdata, uint32_t attr_tag, size_t size_check); + #endif /* _COMMONLIB_BSD_CBFS_PRIVATE_H_ */ |