RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-27 04:27:45 +00:00
Code Issues Activity Actions

LibCrypto: Parse and store all RSA private key components

Browse source
This commit is contained in:
Ali Mohammad Pur 2024-03-13 12:30:59 +01:00 • committed by Andrew Kaster
parent dc1180d6b2
commit 15836cc865
5 changed files with 168 additions and 73 deletions
Download patch file Download diff file Expand all files Collapse all files

35
Tests/LibCrypto/TestRSA.cpp
View file

@ -4,8 +4,8 @@
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibCrypto/ASN1/PEM.h>
#include <LibCrypto/Hash/SHA2.h>
#include <LibCrypto/PK/PK.h>
#include <LibCrypto/PK/RSA.h>
#include <LibTest/TestCase.h>
#include <cstring>
@ -108,6 +108,39 @@ l3vmuDEF3/Bo1C1HTg0xRV/l
}
}
TEST_CASE(test_RSA_keygen_enc)
{
auto keypem = R"(-----BEGIN PRIVATE KEY-----
MIIBVQIBADANBgkqhkiG9w0BAQEFAASCAT8wggE7AgEAAkEA5HMXMnY+RhEcYXsa
OyB/YkcrO1nxIeyDCMqwg5MDrSXO8vPXSEb9AZUNMF1jKiFWPoHxZ+foRxrLv4d9
sV/ETwIDAQABAkBpC37UJkjWQRHyxP83xuasExuO6/mT5sQN692kcppTJ9wHNWoD
9ZcREk4GGiklu4qx48/fYt8Cv6z6JuQ0ZQExAiEA9XRZVUnCJ2xOcCFCbyIF+d3F
9Kht5rR77F9KsRlgUbkCIQDuQ7YzLpQ8V8BJwKbDeXw1vQvcPEnyKnTOoALpF6bq
RwIhAIDSm8Ajgf7m3RQEoLVrCe/l8WtCqsuWliOsr6rbQq4hAiEAx8R16wvOtZlN
W4jvSU1+WwAaBZl21lfKf8OhLRXrmNkCIG9IRdcSiNR/Ut8QfD3N9Bb1HsUm+Bvz
c8yGzl89pYST
-----END PRIVATE KEY-----)"sv;
auto decoded = Crypto::decode_pem(keypem.bytes());
auto keypair = Crypto::PK::RSA::parse_rsa_key(decoded);
auto priv_der = MUST(keypair.private_key.export_as_der());
auto priv_pem = MUST(Crypto::encode_pem(priv_der, Crypto::PEMType::PrivateKey));
auto rsa_from_pair = Crypto::PK::RSA(keypair.public_key, keypair.private_key);
auto rsa_from_pem = Crypto::PK::RSA(priv_pem);
u8 enc_buffer[rsa_from_pair.output_size()];
u8 dec_buffer[rsa_from_pair.output_size()];
auto enc = Bytes { enc_buffer, rsa_from_pair.output_size() };
auto dec = Bytes { dec_buffer, rsa_from_pair.output_size() };
dec.overwrite(0, "WellHelloFriends", 16);
rsa_from_pair.encrypt(dec, enc);
rsa_from_pem.decrypt(enc, dec);
EXPECT_EQ(memcmp(dec.data(), "WellHelloFriends", 16), 0);
}
TEST_CASE(test_RSA_encrypt_decrypt)
{
Crypto::PK::RSA rsa(