Add support in rsa-pkcs1pad for FIPS 202 SHA-3 hashes, sizes 256 and
up. As 224 is too weak for any practical purposes.
Signed-off-by: Dimitri John Ledkov <dimitri.ledkov@xxxxxxxxxxxxx>
---
crypto/rsa-pkcs1pad.c | 25 ++++++++++++++++++++++++-
crypto/testmgr.c | 12 ++++++++++++
2 files changed, 36 insertions(+), 1 deletion(-)
diff --git a/crypto/rsa-pkcs1pad.c b/crypto/rsa-pkcs1pad.c
index d2e5e104f8..e32e497d29 100644
--- a/crypto/rsa-pkcs1pad.c
+++ b/crypto/rsa-pkcs1pad.c
@@ -61,6 +61,24 @@ static const u8 rsa_digest_info_sha512[] = {
0x05, 0x00, 0x04, 0x40
};
+static const u8 rsa_digest_info_sha3_256[] = {
+ 0x30, 0x31, 0x30, 0x0d, 0x06, 0x09,
+ 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x08,
+ 0x05, 0x00, 0x04, 0x20
+};
+
+static const u8 rsa_digest_info_sha3_384[] = {
+ 0x30, 0x41, 0x30, 0x0d, 0x06, 0x09,
+ 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x09,
+ 0x05, 0x00, 0x04, 0x30
+};
+
+static const u8 rsa_digest_info_sha3_512[] = {
+ 0x30, 0x51, 0x30, 0x0d, 0x06, 0x09,
+ 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x0A,
+ 0x05, 0x00, 0x04, 0x40
+};
+
static const struct rsa_asn1_template {
const char *name;
const u8 *data;
@@ -74,8 +92,13 @@ static const struct rsa_asn1_template {
_(sha384),
_(sha512),
_(sha224),
- { NULL }
#undef _
+#define _(X) { "sha3-" #X, rsa_digest_info_sha3_##X, sizeof(rsa_digest_info_sha3_##X) }
+ _(256),
+ _(384),
+ _(512),
+#undef _
+ { NULL }
};
static const struct rsa_asn1_template *rsa_lookup_asn1(const char *name)
diff --git a/crypto/testmgr.c b/crypto/testmgr.c
index 54135c7610..a074430223 100644
--- a/crypto/testmgr.c
+++ b/crypto/testmgr.c
@@ -5468,6 +5468,18 @@ static const struct alg_test_desc alg_test_descs[] = {
.alg = "pkcs1pad(rsa,sha512)",
.test = alg_test_null,
.fips_allowed = 1,
+ }, {
+ .alg = "pkcs1pad(rsa,sha3-256)",
+ .test = alg_test_null,
+ .fips_allowed = 1,
+ }, {
+ .alg = "pkcs1pad(rsa,sha3-384)",
+ .test = alg_test_null,
+ .fips_allowed = 1,
+ }, {
+ .alg = "pkcs1pad(rsa,sha3-512)",
+ .test = alg_test_null,
+ .fips_allowed = 1,
}, {
.alg = "poly1305",
.test = alg_test_hash,
--
2.34.1
