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LibTLS: Replace cipher selection with a variant

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This commit is contained in:
DexesTTP
2021-05-18 22:58:13 +02:00
committed by Andreas Kling
parent 851e254e8f
commit 2e9a4bb95c
3 changed files with 200 additions and 176 deletions
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8
Userland/Libraries/LibTLS/HandshakeClient.cpp
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@@ -75,14 +75,14 @@ bool TLSv12::expand_key()
memcpy(m_context.crypto.local_aead_iv, client_iv, iv_size);
memcpy(m_context.crypto.remote_aead_iv, server_iv, iv_size);
m_aes_local.gcm = make<Crypto::Cipher::AESCipher::GCMMode>(ReadonlyBytes { client_key, key_size }, key_size * 8, Crypto::Cipher::Intent::Encryption, Crypto::Cipher::PaddingMode::RFC5246);
m_aes_remote.gcm = make<Crypto::Cipher::AESCipher::GCMMode>(ReadonlyBytes { server_key, key_size }, key_size * 8, Crypto::Cipher::Intent::Decryption, Crypto::Cipher::PaddingMode::RFC5246);
m_cipher_local = Crypto::Cipher::AESCipher::GCMMode(ReadonlyBytes { client_key, key_size }, key_size * 8, Crypto::Cipher::Intent::Encryption, Crypto::Cipher::PaddingMode::RFC5246);
m_cipher_remote = Crypto::Cipher::AESCipher::GCMMode(ReadonlyBytes { server_key, key_size }, key_size * 8, Crypto::Cipher::Intent::Decryption, Crypto::Cipher::PaddingMode::RFC5246);
} else {
memcpy(m_context.crypto.local_iv, client_iv, iv_size);
memcpy(m_context.crypto.remote_iv, server_iv, iv_size);
m_aes_local.cbc = make<Crypto::Cipher::AESCipher::CBCMode>(ReadonlyBytes { client_key, key_size }, key_size * 8, Crypto::Cipher::Intent::Encryption, Crypto::Cipher::PaddingMode::RFC5246);
m_aes_remote.cbc = make<Crypto::Cipher::AESCipher::CBCMode>(ReadonlyBytes { server_key, key_size }, key_size * 8, Crypto::Cipher::Intent::Decryption, Crypto::Cipher::PaddingMode::RFC5246);
m_cipher_local = Crypto::Cipher::AESCipher::CBCMode(ReadonlyBytes { client_key, key_size }, key_size * 8, Crypto::Cipher::Intent::Encryption, Crypto::Cipher::PaddingMode::RFC5246);
m_cipher_remote = Crypto::Cipher::AESCipher::CBCMode(ReadonlyBytes { server_key, key_size }, key_size * 8, Crypto::Cipher::Intent::Decryption, Crypto::Cipher::PaddingMode::RFC5246);
}
m_context.crypto.created = 1;