From patchwork Fri Jul 10 00:24:42 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AKASHI Takahiro X-Patchwork-Id: 241156 List-Id: U-Boot discussion From: takahiro.akashi at linaro.org (AKASHI Takahiro) Date: Fri, 10 Jul 2020 09:24:42 +0900 Subject: [PATCH v3 1/8] lib: rsa: export rsa_verify_with_pkey() In-Reply-To: <20200710002449.26680-1-takahiro.akashi@linaro.org> References: <20200710002449.26680-1-takahiro.akashi@linaro.org> Message-ID: <20200710002449.26680-2-takahiro.akashi@linaro.org> This function will be used to implement public_key_verify_signature() in a later patch. rsa_verify() is not suitable here because calculation of message digest is not necessary. Signed-off-by: AKASHI Takahiro --- include/u-boot/rsa.h | 3 +++ lib/rsa/rsa-verify.c | 8 ++++---- 2 files changed, 7 insertions(+), 4 deletions(-) diff --git a/include/u-boot/rsa.h b/include/u-boot/rsa.h index 2d3024d8b710..eab6bfafa476 100644 --- a/include/u-boot/rsa.h +++ b/include/u-boot/rsa.h @@ -98,6 +98,9 @@ int rsa_verify(struct image_sign_info *info, const struct image_region region[], int region_count, uint8_t *sig, uint sig_len); +int rsa_verify_with_pkey(struct image_sign_info *info, + const void *hash, uint8_t *sig, uint sig_len); + int padding_pkcs_15_verify(struct image_sign_info *info, uint8_t *msg, int msg_len, const uint8_t *hash, int hash_len); diff --git a/lib/rsa/rsa-verify.c b/lib/rsa/rsa-verify.c index 1d55b997e34c..d0e863f9b0f8 100644 --- a/lib/rsa/rsa-verify.c +++ b/lib/rsa/rsa-verify.c @@ -374,8 +374,8 @@ static int rsa_verify_key(struct image_sign_info *info, * * Return 0 if verified, -ve on error */ -static int rsa_verify_with_pkey(struct image_sign_info *info, - const void *hash, uint8_t *sig, uint sig_len) +int rsa_verify_with_pkey(struct image_sign_info *info, + const void *hash, uint8_t *sig, uint sig_len) { struct key_prop *prop; int ret; @@ -395,8 +395,8 @@ static int rsa_verify_with_pkey(struct image_sign_info *info, return ret; } #else -static int rsa_verify_with_pkey(struct image_sign_info *info, - const void *hash, uint8_t *sig, uint sig_len) +int rsa_verify_with_pkey(struct image_sign_info *info, + const void *hash, uint8_t *sig, uint sig_len) { return -EACCES; }