diff options
Diffstat (limited to 'firmware/bdb/bdb_api.h')
| -rw-r--r-- | firmware/bdb/bdb_api.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/firmware/bdb/bdb_api.h b/firmware/bdb/bdb_api.h index 7ef935c0..6c2e2a46 100644 --- a/firmware/bdb/bdb_api.h +++ b/firmware/bdb/bdb_api.h @@ -10,11 +10,15 @@ #include "vboot_register.h" #include "nvm.h" #include "secrets.h" +#include "bdb_flag.h" struct vba_context { /* Indicate which slot is being tried: 0 - primary, 1 - secondary */ uint8_t slot; + /* Defined by VBA_CONTEXT_FLAG_* in bdb_flag.h */ + uint32_t flags; + /* BDB */ uint8_t *bdb; @@ -77,6 +81,29 @@ int vba_update_kernel_version(struct vba_context *ctx, int vba_update_buc(struct vba_context *ctx, uint8_t *new_buc); /** + * Derive a secret + * + * This derives a new secret from a secret passed from SP-RO. + * + * @param ctx + * @param type Type of secret to derive + * @param buf Buffer containing data to derive secret from + * @param buf_size Size of <buf> + * @return BDB_SUCCESS or BDB_ERROR_* + */ +int vba_derive_secret(struct vba_context *ctx, enum bdb_secret_type type, + const uint8_t *buf, uint32_t buf_size); + +/** + * Clear a secret + * + * @param ctx + * @param type Type of secret to clear + * @return BDB_SUCCESS or BDB_ERROR_* + */ +int vba_clear_secret(struct vba_context *ctx, enum bdb_secret_type type); + +/** * Get vboot register value * * Implemented by each chip |