mirror of
https://github.com/DarkStore-3DS/Project_CTR.git
synced 2026-07-06 08:49:04 +00:00
jakcron
84 lines
2.6 KiB
C++
84 lines
2.6 KiB
C++
#include <ntd/n3ds/es/RsaSigner.h>
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#include <tc/crypto/RsaPkcs1Sha1Signer.h>
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#include <tc/crypto/RsaPkcs1Sha256Signer.h>
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ntd::n3ds::es::RsaSigner::RsaSigner(brd::es::ESSigType sig_type, const std::string& issuer, const tc::crypto::RsaKey& rsa_key) :
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mSigType(sig_type),
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mIssuer(issuer),
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mRsaKey(rsa_key)
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{
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switch (mSigType) {
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case brd::es::ESSigType::RSA4096_SHA1:
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case brd::es::ESSigType::RSA4096_SHA256:
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if ((mRsaKey.n.size() << 3) != 4096) throw tc::ArgumentOutOfRangeException("ntd::n3ds::es::RsaSigner::RsaSigner()", "Key size inferred from SigType did not match actual key size.");
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break;
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case brd::es::ESSigType::RSA2048_SHA1:
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case brd::es::ESSigType::RSA2048_SHA256:
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if ((mRsaKey.n.size() << 3) != 2048) throw tc::ArgumentOutOfRangeException("ntd::n3ds::es::RsaSigner::RsaSigner()", "Key size inferred from SigType did not match actual key size.");
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break;
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default:
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throw tc::ArgumentOutOfRangeException("ntd::n3ds::es::RsaSigner::RsaSigner()", "SigType not supported for RsaSigner.");
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break;
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}
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}
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const std::string& ntd::n3ds::es::RsaSigner::getIssuer()
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{
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return mIssuer;
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}
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brd::es::ESSigType ntd::n3ds::es::RsaSigner::getSigType()
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{
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return mSigType;
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}
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bool ntd::n3ds::es::RsaSigner::signHash(const byte_t* hash, byte_t* signature)
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{
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bool signSucceed = false;
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switch (mSigType) {
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case brd::es::ESSigType::RSA4096_SHA1:
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signSucceed = tc::crypto::SignRsa4096Pkcs1Sha1(signature, hash, mRsaKey);
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break;
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case brd::es::ESSigType::RSA2048_SHA1:
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signSucceed = tc::crypto::SignRsa2048Pkcs1Sha1(signature, hash, mRsaKey);
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break;
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case brd::es::ESSigType::RSA4096_SHA256:
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signSucceed = tc::crypto::SignRsa4096Pkcs1Sha256(signature, hash, mRsaKey);
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break;
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case brd::es::ESSigType::RSA2048_SHA256:
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signSucceed = tc::crypto::SignRsa2048Pkcs1Sha256(signature, hash, mRsaKey);
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break;
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default:
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signSucceed = false;
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break;
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}
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return signSucceed;
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}
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bool ntd::n3ds::es::RsaSigner::verifyHash(const byte_t* hash, const byte_t* signature)
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{
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bool verifySucceed = false;
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switch (mSigType) {
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case brd::es::ESSigType::RSA4096_SHA1:
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verifySucceed = tc::crypto::VerifyRsa4096Pkcs1Sha1(signature, hash, mRsaKey);
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break;
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case brd::es::ESSigType::RSA2048_SHA1:
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verifySucceed = tc::crypto::VerifyRsa2048Pkcs1Sha1(signature, hash, mRsaKey);
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break;
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case brd::es::ESSigType::RSA4096_SHA256:
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verifySucceed = tc::crypto::VerifyRsa4096Pkcs1Sha256(signature, hash, mRsaKey);
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break;
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case brd::es::ESSigType::RSA2048_SHA256:
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verifySucceed = tc::crypto::VerifyRsa2048Pkcs1Sha256(signature, hash, mRsaKey);
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break;
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default:
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verifySucceed = false;
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break;
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}
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return verifySucceed;
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} |