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vboot2: Add routines to load and verify kernel keyblock

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These are slightly more complex than the firmware versions, because
they need to deal with developer-signed keyblocks and keyblock flags.

BUG=chromium:487699
BRANCH=none
TEST=make -j runtests

Change-Id: I682c14ddfe729984f2629dfbe66750e5cd5ab75e
Signed-off-by: Randall Spangler <rspangler@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/272541
Reviewed-by: Daisuke Nojiri <dnojiri@chromium.org>
This commit is contained in:
Randall Spangler
2015-05-20 17:22:17 -07:00
committed by ChromeOS Commit Bot
parent b87d1ec118
commit 3d5cd88f90
8 changed files with 717 additions and 3 deletions
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10
firmware/2lib/include/2misc.h
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@@ -141,4 +141,14 @@ int vb2_load_fw_keyblock(struct vb2_context *ctx);
*/
int vb2_load_fw_preamble(struct vb2_context *ctx);
/**
* Verify the kernel keyblock using the previously-loaded kernel key.
*
* After this call, the data key is stored in the work buffer.
*
* @param ctx Vboot context
* @return VB2_SUCCESS, or error code on error.
*/
int vb2_load_kernel_keyblock(struct vb2_context *ctx);
#endif /* VBOOT_REFERENCE_VBOOT_2MISC_H_ */