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libpayload: Implement new CBFS access API

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This commit adds new CBFS API, which is based on the one available in
the main coreboot source tree. Libpayload implementation supports RO/RW
file lookups and file contents verification.

Change-Id: I00da0658dbac0cddf92ad55611def947932d23c7
Signed-off-by: Jakub Czapiga <jacz@semihalf.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/59497
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>
This commit is contained in:
Jakub Czapiga
2021-11-15 08:36:07 +00:00
committed by Felix Held
parent 1fa3da4d9b
commit 63e54275f6
18 changed files with 1815 additions and 437 deletions
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payloads/libpayload/libcbfs/cbfs_core.c
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@@ -242,7 +242,6 @@ void *cbfs_get_contents(struct cbfs_handle *handle, size_t *size, size_t limit)
cbfs_get_attr(handle, CBFS_FILE_ATTR_TAG_COMPRESSION);
if (comp) {
algo = ntohl(comp->compression);
DEBUG("File '%s' is compressed (alg=%d)\n", name, algo);
*size = ntohl(comp->decompressed_size);
/* TODO: Implement partial decompression with |limit| */
}