* [PATCH v1 1/1] support rsa3072
2021-12-08 10:37 [PATCH v1 0/1] support rsa3072 Jamin Lin
@ 2021-12-08 10:37 ` Jamin Lin
0 siblings, 0 replies; 3+ messages in thread
From: Jamin Lin @ 2021-12-08 10:37 UTC (permalink / raw)
To: Alexandru Gagniuc, Simon Glass, Philippe Reynes, Thomas Perrot,
Sean Anderson, open list
Cc: troy_lee, steven_lee
This patch support rsa3072.
Signed-off-by: Jamin Lin <jamin_lin@aspeedtech.com>
---
include/u-boot/rsa.h | 1 +
lib/rsa/rsa-verify.c | 6 ++++++
tools/image-sig-host.c | 7 +++++++
3 files changed, 14 insertions(+)
diff --git a/include/u-boot/rsa.h b/include/u-boot/rsa.h
index 7556aa5b4b..bb56c2243c 100644
--- a/include/u-boot/rsa.h
+++ b/include/u-boot/rsa.h
@@ -110,6 +110,7 @@ int padding_pss_verify(struct image_sign_info *info,
#define RSA_DEFAULT_PADDING_NAME "pkcs-1.5"
#define RSA2048_BYTES (2048 / 8)
+#define RSA3072_BYTES (3072 / 8)
#define RSA4096_BYTES (4096 / 8)
/* This is the minimum/maximum key size we support, in bits */
diff --git a/lib/rsa/rsa-verify.c b/lib/rsa/rsa-verify.c
index 83f7564101..4fe487d7e5 100644
--- a/lib/rsa/rsa-verify.c
+++ b/lib/rsa/rsa-verify.c
@@ -588,6 +588,12 @@ U_BOOT_CRYPTO_ALGO(rsa2048) = {
.verify = rsa_verify,
};
+U_BOOT_CRYPTO_ALGO(rsa3072) = {
+ .name = "rsa3072",
+ .key_len = RSA3072_BYTES,
+ .verify = rsa_verify,
+};
+
U_BOOT_CRYPTO_ALGO(rsa4096) = {
.name = "rsa4096",
.key_len = RSA4096_BYTES,
diff --git a/tools/image-sig-host.c b/tools/image-sig-host.c
index 8ed6998dab..d0133aec4c 100644
--- a/tools/image-sig-host.c
+++ b/tools/image-sig-host.c
@@ -55,6 +55,13 @@ struct crypto_algo crypto_algos[] = {
.add_verify_data = rsa_add_verify_data,
.verify = rsa_verify,
},
+ {
+ .name = "rsa3072",
+ .key_len = RSA3072_BYTES,
+ .sign = rsa_sign,
+ .add_verify_data = rsa_add_verify_data,
+ .verify = rsa_verify,
+ },
{
.name = "rsa4096",
.key_len = RSA4096_BYTES,
--
2.17.1
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