diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/image.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/include/image.h b/include/image.h index eb2513c5b7..d7d6a3fe5b 100644 --- a/include/image.h +++ b/include/image.h @@ -1421,6 +1421,49 @@ struct crypto_algo *image_get_crypto_algo(const char *full_name); */ struct padding_algo *image_get_padding_algo(const char *name); +#define IMAGE_PRE_LOAD_SIG_MAGIC 0x55425348 +#define IMAGE_PRE_LOAD_SIG_OFFSET_MAGIC 0 +#define IMAGE_PRE_LOAD_SIG_OFFSET_IMG_LEN 4 +#define IMAGE_PRE_LOAD_SIG_OFFSET_SIG 8 + +#define IMAGE_PRE_LOAD_PATH "/image/pre-load/sig" +#define IMAGE_PRE_LOAD_PROP_ALGO_NAME "algo-name" +#define IMAGE_PRE_LOAD_PROP_PADDING_NAME "padding-name" +#define IMAGE_PRE_LOAD_PROP_SIG_SIZE "signature-size" +#define IMAGE_PRE_LOAD_PROP_PUBLIC_KEY "public-key" +#define IMAGE_PRE_LOAD_PROP_MANDATORY "mandatory" + +/* + * Information in the device-tree about the signature in the header + */ +struct image_sig_info { + char *algo_name; /* Name of the algo (eg: sha256,rsa2048) */ + char *padding_name; /* Name of the padding */ + uint8_t *key; /* Public signature key */ + int key_len; /* Length of the public key */ + uint32_t sig_size; /* size of the signature (in the header) */ + int mandatory; /* Set if the signature is mandatory */ + + struct image_sign_info sig_info; /* Signature info */ +}; + +/* + * Header of the signature header + */ +struct sig_header_s { + uint32_t magic; + uint32_t version; + uint32_t header_size; + uint32_t image_size; + uint32_t offset_img_sig; + uint32_t flags; + uint32_t reserved0; + uint32_t reserved1; + uint8_t sha256_img_sig[SHA256_SUM_LEN]; +}; + +#define SIG_HEADER_LEN (sizeof(struct sig_header_s)) + /** * image_pre_load() - Manage pre load header * |