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LibTLS: Switch to Hash::Manager for hashing and add SHA1

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This commit is contained in:
AnotherTest 2020-04-25 05:07:24 +04:30 • committed by Andreas Kling
parent 43a49f5fff
commit bb46e5f608
6 changed files with 157 additions and 95 deletions
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45
Libraries/LibTLS/TLSv12.h
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@ -34,7 +34,7 @@
#include <LibCrypto/Authentication/HMAC.h>
#include <LibCrypto/BigInt/UnsignedBigInteger.h>
#include <LibCrypto/Cipher/AES.h>
#include <LibCrypto/Hash/SHA2.h>
#include <LibCrypto/Hash/HashManager.h>
#include <LibCrypto/PK/RSA.h>
#include <LibTLS/TLSPacketBuilder.h>
@ -42,8 +42,6 @@ namespace TLS {
class Socket;
using HashFunction = Crypto::Hash::SHA256;
enum class KeyExchangeAlgorithms {
DHE_DSS,
DHE_RSA,
@ -66,16 +64,6 @@ enum class ClientCertificateType {
ECDSA_FixedECDH = 66
};
enum class HashAlgorithm {
None = 0,
MD5 = 1,
SHA1 = 2,
SHA224 = 3,
SHA256 = 4,
SHA384 = 5,
SHA512 = 6
};
enum class SignatureAlgorithm {
Anonymous = 0,
RSA = 1,
@ -90,10 +78,9 @@ enum class CipherSuite {
AES_128_CCM_SHA256 = 0x1304,
AES_128_CCM_8_SHA256 = 0x1305,
// We support these
RSA_WITH_AES_128_CBC_SHA = 0x002F,
RSA_WITH_AES_256_CBC_SHA = 0x0035,
// We support these
RSA_WITH_AES_128_CBC_SHA256 = 0x003C,
RSA_WITH_AES_256_CBC_SHA256 = 0x003D,
// TODO
@ -187,10 +174,6 @@ struct Certificate {
ByteBuffer data;
};
struct Hash {
Crypto::Hash::SHA256 hash;
};
struct Context {
String to_string() const;
bool verify() const;
@ -220,7 +203,7 @@ struct Context {
u8 remote_iv[16];
} crypto;
Hash handshake_hash;
Crypto::Hash::Manager handshake_hash;
ByteBuffer message_buffer;
u64 remote_sequence_number { 0 };
@ -299,7 +282,7 @@ public:
bool cipher_supported(CipherSuite suite) const
{
return suite == CipherSuite::RSA_WITH_AES_128_CBC_SHA256 || suite == CipherSuite::RSA_WITH_AES_256_CBC_SHA256;
return suite == CipherSuite::RSA_WITH_AES_128_CBC_SHA256 || suite == CipherSuite::RSA_WITH_AES_256_CBC_SHA256 || suite == CipherSuite::RSA_WITH_AES_128_CBC_SHA || suite == CipherSuite::RSA_WITH_AES_256_CBC_SHA;
}
bool version_supported(Version v) const
@ -384,8 +367,24 @@ private:
}
size_t mac_length() const
{
return Crypto::Authentication::HMAC<Crypto::Hash::SHA256>::DigestSize;
} // FIXME: generalize
switch (m_context.cipher) {
case CipherSuite::RSA_WITH_AES_128_CBC_SHA:
case CipherSuite::RSA_WITH_AES_256_CBC_SHA:
return Crypto::Hash::SHA1::digest_size();
case CipherSuite::AES_256_GCM_SHA384:
case CipherSuite::RSA_WITH_AES_256_GCM_SHA384:
return Crypto::Hash::SHA512::digest_size();
case CipherSuite::AES_128_CCM_8_SHA256:
case CipherSuite::AES_128_CCM_SHA256:
case CipherSuite::AES_128_GCM_SHA256:
case CipherSuite::Invalid:
case CipherSuite::RSA_WITH_AES_128_CBC_SHA256:
case CipherSuite::RSA_WITH_AES_128_GCM_SHA256:
case CipherSuite::RSA_WITH_AES_256_CBC_SHA256:
default:
return Crypto::Hash::SHA256::digest_size();
}
}
size_t iv_length() const
{
switch (m_context.cipher) {