diff options
Diffstat (limited to 'common/image-sig.c')
| -rw-r--r-- | common/image-sig.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/common/image-sig.c b/common/image-sig.c index 5d860e1266..3d8281f2fa 100644 --- a/common/image-sig.c +++ b/common/image-sig.c @@ -71,6 +71,13 @@ struct crypto_algo crypto_algos[] = { }; +struct padding_algo padding_algos[] = { + { + .name = "pkcs-1.5", + .verify = padding_pkcs_15_verify, + }, +}; + struct checksum_algo *image_get_checksum_algo(const char *full_name) { int i; @@ -106,6 +113,21 @@ struct crypto_algo *image_get_crypto_algo(const char *full_name) return NULL; } +struct padding_algo *image_get_padding_algo(const char *name) +{ + int i; + + if (!name) + return NULL; + + for (i = 0; i < ARRAY_SIZE(padding_algos); i++) { + if (!strcmp(padding_algos[i].name, name)) + return &padding_algos[i]; + } + + return NULL; +} + /** * fit_region_make_list() - Make a list of image regions * @@ -155,6 +177,7 @@ static int fit_image_setup_verify(struct image_sign_info *info, char **err_msgp) { char *algo_name; + const char *padding_name; if (fdt_totalsize(fit) > CONFIG_FIT_SIGNATURE_MAX_SIZE) { *err_msgp = "Total size too large"; @@ -165,6 +188,11 @@ static int fit_image_setup_verify(struct image_sign_info *info, *err_msgp = "Can't get hash algo property"; return -1; } + + padding_name = fdt_getprop(fit, noffset, "padding", NULL); + if (!padding_name) + padding_name = RSA_DEFAULT_PADDING_NAME; + memset(info, '\0', sizeof(*info)); info->keyname = fdt_getprop(fit, noffset, "key-name-hint", NULL); info->fit = (void *)fit; @@ -172,6 +200,7 @@ static int fit_image_setup_verify(struct image_sign_info *info, info->name = algo_name; info->checksum = image_get_checksum_algo(algo_name); info->crypto = image_get_crypto_algo(algo_name); + info->padding = image_get_padding_algo(padding_name); info->fdt_blob = gd_fdt_blob(); info->required_keynode = required_keynode; printf("%s:%s", algo_name, info->keyname); |