From a97e356535edfb7e6717875ea761e31631e8b4e4 Mon Sep 17 00:00:00 2001 From: Bryce Shang Date: Thu, 21 Jan 2021 16:57:23 -0800 Subject: [PATCH] Add EVP_PKEY_RSA_PSS ameth. --- crypto/evp/evp.c | 4 +- crypto/evp/evp_asn1.c | 1 + crypto/evp/evp_extra_test.cc | 112 +++++++++++++++++++++++++++++++++++ crypto/evp/internal.h | 1 + crypto/evp/p_rsa_asn1.c | 53 +++++++++++++++++ 5 files changed, 170 insertions(+), 1 deletion(-) diff --git a/crypto/evp/evp.c b/crypto/evp/evp.c index ec9ebdede9f..b42c736c3e0 100644 --- a/crypto/evp/evp.c +++ b/crypto/evp/evp.c @@ -204,6 +204,8 @@ static const EVP_PKEY_ASN1_METHOD *evp_pkey_asn1_find(int nid) { switch (nid) { case EVP_PKEY_RSA: return &rsa_asn1_meth; + case EVP_PKEY_RSA_PSS: + return &rsa_pss_asn1_meth; case EVP_PKEY_EC: return &ec_asn1_meth; case EVP_PKEY_DSA: @@ -238,7 +240,7 @@ int EVP_PKEY_assign_RSA(EVP_PKEY *pkey, RSA *key) { } RSA *EVP_PKEY_get0_RSA(const EVP_PKEY *pkey) { - if (pkey->type != EVP_PKEY_RSA) { + if (pkey->type != EVP_PKEY_RSA && pkey->type != EVP_PKEY_RSA_PSS) { OPENSSL_PUT_ERROR(EVP, EVP_R_EXPECTING_AN_RSA_KEY); return NULL; } diff --git a/crypto/evp/evp_asn1.c b/crypto/evp/evp_asn1.c index 2f3e115ec73..5fc0e8c1dea 100644 --- a/crypto/evp/evp_asn1.c +++ b/crypto/evp/evp_asn1.c @@ -71,6 +71,7 @@ static const EVP_PKEY_ASN1_METHOD *const kASN1Methods[] = { &rsa_asn1_meth, + &rsa_pss_asn1_meth, &ec_asn1_meth, &dsa_asn1_meth, &ed25519_asn1_meth, diff --git a/crypto/evp/evp_extra_test.cc b/crypto/evp/evp_extra_test.cc index f520598879a..6ba48d9fff0 100644 --- a/crypto/evp/evp_extra_test.cc +++ b/crypto/evp/evp_extra_test.cc @@ -238,6 +238,112 @@ static const uint8_t kExampleRSAKeyPKCS8[] = { 0x08, 0xf1, 0x2d, 0x86, 0x9d, 0xa5, 0x20, 0x1b, 0xe5, 0xdf, }; +// kExampleRSAPSSKeyPKCS8 is encoded in a PKCS #8 PrivateKeyInfo. +static const uint8_t kExampleRSAPSSKeyPKCS8[] = { + 0x30, 0x82, 0x04, 0xbc, 0x02, 0x01, 0x00, 0x30, 0x0b, 0x06, 0x09, 0x2a, + 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x0a, 0x04, 0x82, 0x04, 0xa8, + 0x30, 0x82, 0x04, 0xa4, 0x02, 0x01, 0x00, 0x02, 0x82, 0x01, 0x01, 0x00, + 0xad, 0x14, 0x61, 0x84, 0xf0, 0x6b, 0xa7, 0x1d, 0x16, 0xca, 0xef, 0xd1, + 0x3f, 0x31, 0xb5, 0x92, 0xb8, 0xab, 0xa5, 0x03, 0xbc, 0x15, 0x27, 0x2b, + 0x14, 0xbd, 0xde, 0x7d, 0x9c, 0xdc, 0xd3, 0x03, 0xc9, 0x86, 0x68, 0xb2, + 0x9c, 0x71, 0xe8, 0xa0, 0x88, 0x8f, 0x7a, 0x6a, 0xee, 0x9b, 0x12, 0x93, + 0x20, 0x51, 0x09, 0x9f, 0xbc, 0x47, 0xfe, 0xe5, 0x4d, 0x60, 0xf9, 0x74, + 0x69, 0xed, 0x94, 0xbe, 0xf6, 0x7d, 0xc0, 0x5d, 0x80, 0xbe, 0x7b, 0x26, + 0x82, 0x3d, 0xa2, 0xf6, 0xc1, 0x0c, 0x51, 0xff, 0xd3, 0xda, 0x66, 0xda, + 0xd6, 0x1c, 0x83, 0x3e, 0xe9, 0x29, 0x1b, 0x24, 0xdd, 0xc3, 0x20, 0x4d, + 0x5c, 0x7a, 0x0e, 0xb1, 0x51, 0xb6, 0xf9, 0x6a, 0xe1, 0x31, 0x6d, 0x0d, + 0x90, 0x6c, 0x4e, 0x27, 0x07, 0x6f, 0xa8, 0xae, 0xe4, 0xfd, 0xf9, 0x8d, + 0x45, 0x6e, 0x78, 0xa7, 0x97, 0x1d, 0x7f, 0xea, 0x17, 0x04, 0x80, 0x9d, + 0xdd, 0x97, 0x97, 0x50, 0x6c, 0x0d, 0xfb, 0xf3, 0xbd, 0x3f, 0xc0, 0x14, + 0x47, 0xeb, 0x30, 0x3c, 0x5e, 0x7f, 0xc5, 0x04, 0xf4, 0x97, 0xa7, 0x08, + 0x2f, 0xca, 0x75, 0x22, 0x2d, 0xc8, 0x3b, 0x04, 0x1b, 0xb1, 0xb2, 0x1c, + 0x97, 0x07, 0x20, 0x07, 0xe0, 0x3e, 0x27, 0x13, 0x01, 0x3a, 0xbb, 0x12, + 0xda, 0xdd, 0xf0, 0x98, 0xef, 0xed, 0xd3, 0x49, 0xd8, 0x25, 0x04, 0x37, + 0xf4, 0x6b, 0xc5, 0x38, 0x6e, 0xc5, 0x2c, 0xcb, 0x7b, 0xef, 0x56, 0xc6, + 0xfe, 0x59, 0x17, 0x7c, 0x4f, 0xae, 0x33, 0xd0, 0x4f, 0xa8, 0xe4, 0x64, + 0xeb, 0x75, 0xc9, 0x3f, 0x91, 0x98, 0xb4, 0x8d, 0x06, 0xf7, 0x27, 0x3c, + 0x2a, 0x32, 0x5f, 0x7e, 0x33, 0x27, 0x10, 0xb7, 0xf2, 0x36, 0xef, 0x72, + 0xea, 0x1f, 0xbf, 0x8e, 0x17, 0x94, 0xc6, 0x7a, 0x25, 0xf8, 0xce, 0x19, + 0x95, 0x5c, 0x81, 0x35, 0x02, 0x03, 0x01, 0x00, 0x01, 0x02, 0x82, 0x01, + 0x01, 0x00, 0x8f, 0x37, 0xec, 0x32, 0x2b, 0x17, 0x89, 0xa3, 0x22, 0x77, + 0x2e, 0xd6, 0xc1, 0x2a, 0x0b, 0x0b, 0xab, 0xd0, 0x2c, 0xad, 0xd8, 0x76, + 0xd0, 0x80, 0x6f, 0x9b, 0x65, 0x7e, 0x1f, 0xcd, 0x02, 0xb7, 0x81, 0x8c, + 0xbd, 0x19, 0xff, 0x26, 0xaa, 0xce, 0x1b, 0xf2, 0x4d, 0xe4, 0x2a, 0x29, + 0x1b, 0xc7, 0xae, 0xd8, 0x1f, 0xd4, 0x93, 0xe2, 0x27, 0x63, 0xeb, 0x11, + 0xb1, 0x99, 0xc9, 0x05, 0x95, 0x2e, 0x27, 0x9d, 0x8b, 0x0e, 0x54, 0x38, + 0x4a, 0x83, 0x65, 0x06, 0x47, 0xd1, 0x53, 0x91, 0x34, 0x51, 0x33, 0x26, + 0xe8, 0x31, 0x71, 0x37, 0x0a, 0xcb, 0x85, 0xf8, 0x43, 0xc3, 0xcf, 0xd5, + 0x64, 0xe7, 0x5e, 0xfc, 0x89, 0x27, 0xe5, 0x6c, 0x39, 0x1b, 0x5d, 0xd8, + 0x9e, 0x5a, 0xb9, 0x05, 0x45, 0xee, 0x39, 0xd3, 0x05, 0x8c, 0x23, 0x64, + 0x9d, 0x99, 0x6e, 0xb8, 0xa9, 0x12, 0x54, 0x93, 0x4e, 0x82, 0x32, 0x86, + 0xab, 0xe1, 0xd0, 0x59, 0xe7, 0x90, 0x61, 0x72, 0x74, 0xf6, 0x0b, 0x5f, + 0xde, 0x64, 0xae, 0x23, 0x0d, 0x03, 0x8a, 0xf1, 0x83, 0xe6, 0x2a, 0x0c, + 0x69, 0xee, 0x15, 0x6a, 0x23, 0xdc, 0x6c, 0xb4, 0x87, 0x30, 0xde, 0x6c, + 0xca, 0x7a, 0xb1, 0x02, 0x83, 0x8b, 0x71, 0x96, 0x3f, 0x53, 0x57, 0xc7, + 0xfe, 0x73, 0xd8, 0x2b, 0xd7, 0x82, 0x18, 0xd2, 0xe4, 0xe7, 0xb6, 0x75, + 0x9f, 0xef, 0x41, 0xbb, 0xab, 0xad, 0x6e, 0x30, 0x5b, 0xbe, 0x39, 0x49, + 0x3f, 0x6f, 0xe6, 0xdf, 0xfc, 0xf0, 0x6b, 0xac, 0x54, 0x63, 0x77, 0x28, + 0x00, 0x03, 0xe4, 0x44, 0x7a, 0xc3, 0xdd, 0xab, 0x63, 0xe6, 0xcf, 0x30, + 0xdf, 0xa5, 0xe0, 0xb2, 0xe7, 0x5f, 0x35, 0x51, 0x5d, 0xc9, 0x99, 0xb9, + 0x6a, 0xab, 0xbc, 0x89, 0xaf, 0x3b, 0xbc, 0x02, 0x7a, 0xe1, 0x0c, 0xe7, + 0x06, 0xf4, 0x2d, 0xb5, 0x12, 0x01, 0x02, 0x81, 0x81, 0x00, 0xe5, 0x29, + 0x07, 0x4d, 0xbb, 0x17, 0x61, 0x50, 0xb9, 0xf1, 0x15, 0x23, 0x57, 0x93, + 0x6b, 0xaf, 0x9c, 0xb5, 0xac, 0x70, 0x0a, 0x12, 0x01, 0x97, 0x2b, 0xb4, + 0xd5, 0xc7, 0x18, 0xac, 0x01, 0x98, 0xf6, 0xbd, 0xbf, 0xd7, 0xb9, 0x88, + 0x12, 0x81, 0x5a, 0x32, 0xb1, 0x9b, 0xde, 0x15, 0xe5, 0xea, 0x6e, 0x37, + 0x08, 0x50, 0x26, 0xa0, 0x3e, 0x9a, 0x56, 0xe5, 0x50, 0xa0, 0x8a, 0x81, + 0xfe, 0x87, 0xfe, 0x7d, 0x93, 0x60, 0x92, 0x25, 0xed, 0xee, 0x70, 0x4e, + 0x49, 0xaa, 0xe1, 0xb0, 0xf9, 0x6e, 0x64, 0x76, 0x2e, 0x5b, 0x85, 0x29, + 0x33, 0xfe, 0x61, 0x90, 0xa9, 0x24, 0x16, 0x7c, 0x4b, 0x23, 0x45, 0xbc, + 0x1c, 0xa4, 0x28, 0xc3, 0x01, 0x47, 0x91, 0x34, 0x2b, 0x82, 0xdf, 0x94, + 0x1d, 0xbb, 0xc6, 0x1b, 0xe9, 0x2a, 0x95, 0x12, 0xd3, 0x0e, 0x86, 0xe0, + 0xa8, 0x3b, 0xb4, 0x58, 0x90, 0x75, 0x02, 0x81, 0x81, 0x00, 0xc1, 0x59, + 0xdf, 0x24, 0xee, 0x30, 0x26, 0x3d, 0x6f, 0xd7, 0x36, 0xb4, 0x25, 0xb5, + 0x7f, 0x8b, 0xf3, 0x8f, 0x0a, 0x7c, 0x08, 0x31, 0xe9, 0x45, 0x5d, 0xec, + 0x53, 0x29, 0xec, 0xad, 0xec, 0x9b, 0xb0, 0x5b, 0x53, 0xc4, 0xb3, 0x85, + 0x05, 0x26, 0x51, 0xc1, 0x62, 0xbb, 0xdb, 0x7a, 0x52, 0xbb, 0x0a, 0x77, + 0xf0, 0x26, 0x01, 0x1f, 0x6b, 0x2d, 0x04, 0xd9, 0x0c, 0xe8, 0x2f, 0x63, + 0xde, 0x22, 0x3a, 0xdb, 0x55, 0x75, 0xbd, 0x44, 0xc2, 0xc1, 0x57, 0x02, + 0xbc, 0x92, 0x03, 0x55, 0xf3, 0x6f, 0x3e, 0xf8, 0x02, 0x5c, 0x46, 0x30, + 0xfd, 0x95, 0x5b, 0x48, 0x1f, 0x26, 0xf3, 0x32, 0xaf, 0x8d, 0x25, 0x1c, + 0x7e, 0xb2, 0xee, 0x33, 0x10, 0xf9, 0x4e, 0xed, 0xd4, 0x60, 0xdf, 0x86, + 0x8f, 0x43, 0x26, 0x24, 0x5a, 0xb1, 0x23, 0xb4, 0xf2, 0xca, 0x40, 0x98, + 0xa7, 0x59, 0x18, 0x06, 0x15, 0xc1, 0x02, 0x81, 0x80, 0x4e, 0xc8, 0x7b, + 0x35, 0x53, 0x03, 0xe7, 0xb5, 0xfc, 0x27, 0x10, 0xf0, 0x54, 0x94, 0x5f, + 0x2a, 0x41, 0xc3, 0x07, 0xa4, 0x81, 0x21, 0xcd, 0xa0, 0x2e, 0x2b, 0x7e, + 0x6f, 0x73, 0x60, 0xf7, 0x2f, 0xa2, 0x6c, 0x7b, 0xbe, 0xeb, 0x8f, 0x07, + 0x65, 0xa7, 0x1f, 0xd4, 0x85, 0xd4, 0xa5, 0x4c, 0xa4, 0xfa, 0xfd, 0x3a, + 0x83, 0x6b, 0xb4, 0x1d, 0xb1, 0xab, 0xfc, 0x2c, 0x6a, 0xf5, 0x13, 0x59, + 0xf1, 0x61, 0x21, 0xc5, 0x00, 0x27, 0x5e, 0x98, 0xdd, 0x27, 0x89, 0x12, + 0xb4, 0x87, 0xe0, 0xf2, 0xef, 0xeb, 0xe3, 0xe1, 0x6e, 0x1f, 0x6a, 0x99, + 0xf0, 0x73, 0x94, 0x6b, 0x41, 0xf7, 0xe5, 0x05, 0x63, 0xfb, 0xfe, 0x7f, + 0x0e, 0x44, 0xe1, 0x3d, 0xd8, 0x5f, 0xe8, 0x42, 0xa9, 0x3c, 0xba, 0x4c, + 0x3a, 0x99, 0x12, 0x51, 0x68, 0x0d, 0x56, 0x2a, 0x6f, 0x4d, 0x19, 0x81, + 0x5c, 0xfd, 0x54, 0x91, 0x5d, 0x02, 0x81, 0x81, 0x00, 0x85, 0x1e, 0x5c, + 0x1c, 0xb0, 0x04, 0xe4, 0x7f, 0x0d, 0xfe, 0x4d, 0x42, 0x70, 0x67, 0xea, + 0x5d, 0xaf, 0x9d, 0x7e, 0xe9, 0x70, 0x36, 0xf4, 0xd4, 0xf6, 0x5a, 0x5b, + 0xd3, 0x94, 0x89, 0x16, 0x4b, 0x06, 0x7b, 0x8a, 0x4b, 0xf6, 0x11, 0x12, + 0x3f, 0x94, 0xb0, 0x21, 0x4b, 0x17, 0x4b, 0xbb, 0xa3, 0xdd, 0x0c, 0x40, + 0x81, 0xd9, 0xea, 0x08, 0xbf, 0x21, 0x04, 0x52, 0xf7, 0x94, 0x91, 0x1c, + 0x81, 0xd2, 0xa5, 0xe9, 0xcb, 0xbb, 0x38, 0x99, 0x21, 0xc5, 0xc7, 0x33, + 0x8f, 0x0f, 0xce, 0xe0, 0x60, 0x6a, 0x29, 0x14, 0x6e, 0xf5, 0x40, 0x8b, + 0x86, 0x86, 0x27, 0x3c, 0x93, 0x73, 0x83, 0x25, 0x0c, 0x77, 0x4d, 0x8c, + 0x09, 0xa3, 0x27, 0xf3, 0x7a, 0xc2, 0x15, 0xca, 0x4f, 0xbb, 0xf5, 0x87, + 0xb3, 0x02, 0x92, 0xab, 0x02, 0x24, 0x84, 0x53, 0x58, 0x5e, 0x6a, 0xfb, + 0x64, 0xc2, 0xbe, 0x85, 0xc1, 0x02, 0x81, 0x80, 0x15, 0x7a, 0xc3, 0x94, + 0x17, 0x82, 0xfc, 0xf8, 0x36, 0x96, 0xd1, 0x5a, 0x02, 0x6b, 0x85, 0xce, + 0xf2, 0x31, 0xf3, 0xdd, 0xd3, 0x04, 0x7e, 0xaf, 0xec, 0xf9, 0x3c, 0xb9, + 0x62, 0x3d, 0xfe, 0x84, 0xde, 0x2c, 0xc9, 0xb5, 0xa9, 0xf4, 0xd5, 0x22, + 0x3b, 0x8f, 0x85, 0xb2, 0xe7, 0x4a, 0x07, 0x02, 0x83, 0xd4, 0x52, 0x02, + 0x79, 0x14, 0x5a, 0xbc, 0x9b, 0x90, 0x04, 0x07, 0x84, 0xf2, 0xb5, 0x2d, + 0xee, 0x4e, 0x26, 0xcd, 0x6d, 0xa7, 0x61, 0x59, 0xfa, 0x62, 0xbd, 0x47, + 0x1a, 0x17, 0x82, 0x98, 0x22, 0x85, 0x5f, 0x0b, 0x0b, 0x29, 0x05, 0xfd, + 0x56, 0x8a, 0xb2, 0x6e, 0xb1, 0x90, 0x82, 0x03, 0x15, 0xf2, 0x83, 0x5d, + 0xb1, 0xc1, 0xfb, 0xa3, 0x07, 0xea, 0xd7, 0x6a, 0xba, 0x12, 0xa4, 0xbf, + 0x8c, 0xf2, 0xc0, 0x72, 0x37, 0x7d, 0x25, 0xfa, 0xf3, 0x91, 0x7f, 0x22, + 0x7c, 0x50, 0x31, 0xec, +}; + // kExampleECKeyDER is a sample EC private key encoded as an ECPrivateKey // structure. static const uint8_t kExampleECKeyDER[] = { @@ -463,6 +569,8 @@ TEST(EVPExtraTest, d2i_AutoPrivateKey) { EVP_PKEY_RSA); TestValidPrivateKey(kExampleRSAKeyPKCS8, sizeof(kExampleRSAKeyPKCS8), EVP_PKEY_RSA); + TestValidPrivateKey(kExampleRSAPSSKeyPKCS8, sizeof(kExampleRSAPSSKeyPKCS8), + EVP_PKEY_RSA_PSS); TestValidPrivateKey(kExampleECKeyDER, sizeof(kExampleECKeyDER), EVP_PKEY_EC); TestValidPrivateKey(kExampleECKeyPKCS8, sizeof(kExampleECKeyPKCS8), EVP_PKEY_EC); @@ -521,6 +629,8 @@ TEST(EVPExtraTest, d2i_PrivateKey) { sizeof(kExampleDSAKeyDER))); EXPECT_TRUE(ParsePrivateKey(EVP_PKEY_RSA, kExampleRSAKeyPKCS8, sizeof(kExampleRSAKeyPKCS8))); + EXPECT_TRUE(ParsePrivateKey(EVP_PKEY_RSA_PSS, kExampleRSAPSSKeyPKCS8, + sizeof(kExampleRSAPSSKeyPKCS8))); EXPECT_TRUE( ParsePrivateKey(EVP_PKEY_EC, kExampleECKeyDER, sizeof(kExampleECKeyDER))); @@ -538,6 +648,8 @@ TEST(EVPExtraTest, d2i_PrivateKey) { // Test that an RSA key may not be imported as an EC key. EXPECT_FALSE(ParsePrivateKey(EVP_PKEY_EC, kExampleRSAKeyPKCS8, sizeof(kExampleRSAKeyPKCS8))); + EXPECT_FALSE(ParsePrivateKey(EVP_PKEY_EC, kExampleRSAPSSKeyPKCS8, + sizeof(kExampleRSAPSSKeyPKCS8))); ERR_clear_error(); } diff --git a/crypto/evp/internal.h b/crypto/evp/internal.h index 8b6a5836304..c719f3175a8 100644 --- a/crypto/evp/internal.h +++ b/crypto/evp/internal.h @@ -253,6 +253,7 @@ typedef struct { extern const EVP_PKEY_ASN1_METHOD dsa_asn1_meth; extern const EVP_PKEY_ASN1_METHOD ec_asn1_meth; extern const EVP_PKEY_ASN1_METHOD rsa_asn1_meth; +extern const EVP_PKEY_ASN1_METHOD rsa_pss_asn1_meth; extern const EVP_PKEY_ASN1_METHOD ed25519_asn1_meth; extern const EVP_PKEY_ASN1_METHOD x25519_asn1_meth; diff --git a/crypto/evp/p_rsa_asn1.c b/crypto/evp/p_rsa_asn1.c index c0971038ee2..d59f2402bc6 100644 --- a/crypto/evp/p_rsa_asn1.c +++ b/crypto/evp/p_rsa_asn1.c @@ -108,6 +108,19 @@ static int rsa_pub_decode(EVP_PKEY *out, CBS *params, CBS *key) { return 1; } +static int rsa_pss_pub_decode(EVP_PKEY *out, CBS *params, CBS *key) { + // TODO(shang): add pss paramters decode. + RSA *rsa = RSA_parse_public_key(key); + if (rsa == NULL || CBS_len(key) != 0) { + OPENSSL_PUT_ERROR(EVP, EVP_R_DECODE_ERROR); + RSA_free(rsa); + return 0; + } + + EVP_PKEY_assign(out, EVP_PKEY_RSA_PSS, rsa); + return 1; +} + static int rsa_pub_cmp(const EVP_PKEY *a, const EVP_PKEY *b) { return BN_cmp(b->pkey.rsa->n, a->pkey.rsa->n) == 0 && BN_cmp(b->pkey.rsa->e, a->pkey.rsa->e) == 0; @@ -152,6 +165,19 @@ static int rsa_priv_decode(EVP_PKEY *out, CBS *params, CBS *key) { return 1; } +static int rsa_pss_priv_decode(EVP_PKEY *out, CBS *params, CBS *key) { + // TODO(shang): add pss paramters decode. + RSA *rsa = RSA_parse_private_key(key); + if (rsa == NULL || CBS_len(key) != 0) { + OPENSSL_PUT_ERROR(EVP, EVP_R_DECODE_ERROR); + RSA_free(rsa); + return 0; + } + + EVP_PKEY_assign(out, EVP_PKEY_RSA_PSS, rsa); + return 1; +} + static int rsa_opaque(const EVP_PKEY *pkey) { return RSA_is_opaque(pkey->pkey.rsa); } @@ -192,3 +218,30 @@ const EVP_PKEY_ASN1_METHOD rsa_asn1_meth = { int_rsa_free, }; + +const EVP_PKEY_ASN1_METHOD rsa_pss_asn1_meth = { + EVP_PKEY_RSA_PSS, + // 1.2.840.113549.1.1.10 + {0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x0a}, 9, + + rsa_pss_pub_decode, + NULL, /* pub_encode */, + rsa_pub_cmp, + + rsa_pss_priv_decode, + NULL, /* priv_encode */, + + NULL /* set_priv_raw */, + NULL /* set_pub_raw */, + NULL /* get_priv_raw */, + NULL /* get_pub_raw */, + + rsa_opaque, + + int_rsa_size, + rsa_bits, + + 0,0,0, + + int_rsa_free, +};