cbfstool: Add helper function `buffer_from_file_aligned_size`

This change adds a helper function `buffer_from_file_aligned_size`
that loads a file into memory buffer by creating a memory buffer of
size rounded up to the provided `size_granularity` parameter.

BUG=b:189177186,b:189167923

Change-Id: Iad3430d476abcdad850505ac50e36cd5d5deecb4
Signed-off-by: Furquan Shaikh <furquan@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55989
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>

0 files changed, 0 insertions, 0 deletions