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-rw-r--r--src/crypto/aes.cpp62
-rw-r--r--src/crypto/aes.h51
-rw-r--r--src/test/crypto_tests.cpp87
3 files changed, 0 insertions, 200 deletions
diff --git a/src/crypto/aes.cpp b/src/crypto/aes.cpp
index 919ea593b7..2dc2133434 100644
--- a/src/crypto/aes.cpp
+++ b/src/crypto/aes.cpp
@@ -12,36 +12,6 @@ extern "C" {
#include <crypto/ctaes/ctaes.c>
}
-AES128Encrypt::AES128Encrypt(const unsigned char key[16])
-{
- AES128_init(&ctx, key);
-}
-
-AES128Encrypt::~AES128Encrypt()
-{
- memset(&ctx, 0, sizeof(ctx));
-}
-
-void AES128Encrypt::Encrypt(unsigned char ciphertext[16], const unsigned char plaintext[16]) const
-{
- AES128_encrypt(&ctx, 1, ciphertext, plaintext);
-}
-
-AES128Decrypt::AES128Decrypt(const unsigned char key[16])
-{
- AES128_init(&ctx, key);
-}
-
-AES128Decrypt::~AES128Decrypt()
-{
- memset(&ctx, 0, sizeof(ctx));
-}
-
-void AES128Decrypt::Decrypt(unsigned char plaintext[16], const unsigned char ciphertext[16]) const
-{
- AES128_decrypt(&ctx, 1, plaintext, ciphertext);
-}
-
AES256Encrypt::AES256Encrypt(const unsigned char key[32])
{
AES256_init(&ctx, key);
@@ -182,35 +152,3 @@ AES256CBCDecrypt::~AES256CBCDecrypt()
{
memset(iv, 0, sizeof(iv));
}
-
-AES128CBCEncrypt::AES128CBCEncrypt(const unsigned char key[AES128_KEYSIZE], const unsigned char ivIn[AES_BLOCKSIZE], bool padIn)
- : enc(key), pad(padIn)
-{
- memcpy(iv, ivIn, AES_BLOCKSIZE);
-}
-
-AES128CBCEncrypt::~AES128CBCEncrypt()
-{
- memset(iv, 0, AES_BLOCKSIZE);
-}
-
-int AES128CBCEncrypt::Encrypt(const unsigned char* data, int size, unsigned char* out) const
-{
- return CBCEncrypt(enc, iv, data, size, pad, out);
-}
-
-AES128CBCDecrypt::AES128CBCDecrypt(const unsigned char key[AES128_KEYSIZE], const unsigned char ivIn[AES_BLOCKSIZE], bool padIn)
- : dec(key), pad(padIn)
-{
- memcpy(iv, ivIn, AES_BLOCKSIZE);
-}
-
-AES128CBCDecrypt::~AES128CBCDecrypt()
-{
- memset(iv, 0, AES_BLOCKSIZE);
-}
-
-int AES128CBCDecrypt::Decrypt(const unsigned char* data, int size, unsigned char* out) const
-{
- return CBCDecrypt(dec, iv, data, size, pad, out);
-}
diff --git a/src/crypto/aes.h b/src/crypto/aes.h
index fdad70c593..e06c8de272 100644
--- a/src/crypto/aes.h
+++ b/src/crypto/aes.h
@@ -12,33 +12,8 @@ extern "C" {
}
static const int AES_BLOCKSIZE = 16;
-static const int AES128_KEYSIZE = 16;
static const int AES256_KEYSIZE = 32;
-/** An encryption class for AES-128. */
-class AES128Encrypt
-{
-private:
- AES128_ctx ctx;
-
-public:
- explicit AES128Encrypt(const unsigned char key[16]);
- ~AES128Encrypt();
- void Encrypt(unsigned char ciphertext[16], const unsigned char plaintext[16]) const;
-};
-
-/** A decryption class for AES-128. */
-class AES128Decrypt
-{
-private:
- AES128_ctx ctx;
-
-public:
- explicit AES128Decrypt(const unsigned char key[16]);
- ~AES128Decrypt();
- void Decrypt(unsigned char plaintext[16], const unsigned char ciphertext[16]) const;
-};
-
/** An encryption class for AES-256. */
class AES256Encrypt
{
@@ -89,30 +64,4 @@ private:
unsigned char iv[AES_BLOCKSIZE];
};
-class AES128CBCEncrypt
-{
-public:
- AES128CBCEncrypt(const unsigned char key[AES128_KEYSIZE], const unsigned char ivIn[AES_BLOCKSIZE], bool padIn);
- ~AES128CBCEncrypt();
- int Encrypt(const unsigned char* data, int size, unsigned char* out) const;
-
-private:
- const AES128Encrypt enc;
- const bool pad;
- unsigned char iv[AES_BLOCKSIZE];
-};
-
-class AES128CBCDecrypt
-{
-public:
- AES128CBCDecrypt(const unsigned char key[AES128_KEYSIZE], const unsigned char ivIn[AES_BLOCKSIZE], bool padIn);
- ~AES128CBCDecrypt();
- int Decrypt(const unsigned char* data, int size, unsigned char* out) const;
-
-private:
- const AES128Decrypt dec;
- const bool pad;
- unsigned char iv[AES_BLOCKSIZE];
-};
-
#endif // BITCOIN_CRYPTO_AES_H
diff --git a/src/test/crypto_tests.cpp b/src/test/crypto_tests.cpp
index 86cb00a78f..2b803cdb1c 100644
--- a/src/test/crypto_tests.cpp
+++ b/src/test/crypto_tests.cpp
@@ -66,26 +66,6 @@ static void TestHMACSHA512(const std::string &hexkey, const std::string &hexin,
TestVector(CHMAC_SHA512(key.data(), key.size()), ParseHex(hexin), ParseHex(hexout));
}
-static void TestAES128(const std::string &hexkey, const std::string &hexin, const std::string &hexout)
-{
- std::vector<unsigned char> key = ParseHex(hexkey);
- std::vector<unsigned char> in = ParseHex(hexin);
- std::vector<unsigned char> correctout = ParseHex(hexout);
- std::vector<unsigned char> buf, buf2;
-
- assert(key.size() == 16);
- assert(in.size() == 16);
- assert(correctout.size() == 16);
- AES128Encrypt enc(key.data());
- buf.resize(correctout.size());
- buf2.resize(correctout.size());
- enc.Encrypt(buf.data(), in.data());
- BOOST_CHECK_EQUAL(HexStr(buf), HexStr(correctout));
- AES128Decrypt dec(key.data());
- dec.Decrypt(buf2.data(), buf.data());
- BOOST_CHECK_EQUAL(HexStr(buf2), HexStr(in));
-}
-
static void TestAES256(const std::string &hexkey, const std::string &hexin, const std::string &hexout)
{
std::vector<unsigned char> key = ParseHex(hexkey);
@@ -105,47 +85,6 @@ static void TestAES256(const std::string &hexkey, const std::string &hexin, cons
BOOST_CHECK(buf == in);
}
-static void TestAES128CBC(const std::string &hexkey, const std::string &hexiv, bool pad, const std::string &hexin, const std::string &hexout)
-{
- std::vector<unsigned char> key = ParseHex(hexkey);
- std::vector<unsigned char> iv = ParseHex(hexiv);
- std::vector<unsigned char> in = ParseHex(hexin);
- std::vector<unsigned char> correctout = ParseHex(hexout);
- std::vector<unsigned char> realout(in.size() + AES_BLOCKSIZE);
-
- // Encrypt the plaintext and verify that it equals the cipher
- AES128CBCEncrypt enc(key.data(), iv.data(), pad);
- int size = enc.Encrypt(in.data(), in.size(), realout.data());
- realout.resize(size);
- BOOST_CHECK(realout.size() == correctout.size());
- BOOST_CHECK_MESSAGE(realout == correctout, HexStr(realout) + std::string(" != ") + hexout);
-
- // Decrypt the cipher and verify that it equals the plaintext
- std::vector<unsigned char> decrypted(correctout.size());
- AES128CBCDecrypt dec(key.data(), iv.data(), pad);
- size = dec.Decrypt(correctout.data(), correctout.size(), decrypted.data());
- decrypted.resize(size);
- BOOST_CHECK(decrypted.size() == in.size());
- BOOST_CHECK_MESSAGE(decrypted == in, HexStr(decrypted) + std::string(" != ") + hexin);
-
- // Encrypt and re-decrypt substrings of the plaintext and verify that they equal each-other
- for(std::vector<unsigned char>::iterator i(in.begin()); i != in.end(); ++i)
- {
- std::vector<unsigned char> sub(i, in.end());
- std::vector<unsigned char> subout(sub.size() + AES_BLOCKSIZE);
- int _size = enc.Encrypt(sub.data(), sub.size(), subout.data());
- if (_size != 0)
- {
- subout.resize(_size);
- std::vector<unsigned char> subdecrypted(subout.size());
- _size = dec.Decrypt(subout.data(), subout.size(), subdecrypted.data());
- subdecrypted.resize(_size);
- BOOST_CHECK(decrypted.size() == in.size());
- BOOST_CHECK_MESSAGE(subdecrypted == sub, HexStr(subdecrypted) + std::string(" != ") + HexStr(sub));
- }
- }
-}
-
static void TestAES256CBC(const std::string &hexkey, const std::string &hexiv, bool pad, const std::string &hexin, const std::string &hexout)
{
std::vector<unsigned char> key = ParseHex(hexkey);
@@ -428,14 +367,9 @@ BOOST_AUTO_TEST_CASE(hmac_sha512_testvectors) {
BOOST_AUTO_TEST_CASE(aes_testvectors) {
// AES test vectors from FIPS 197.
- TestAES128("000102030405060708090a0b0c0d0e0f", "00112233445566778899aabbccddeeff", "69c4e0d86a7b0430d8cdb78070b4c55a");
TestAES256("000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f", "00112233445566778899aabbccddeeff", "8ea2b7ca516745bfeafc49904b496089");
// AES-ECB test vectors from NIST sp800-38a.
- TestAES128("2b7e151628aed2a6abf7158809cf4f3c", "6bc1bee22e409f96e93d7e117393172a", "3ad77bb40d7a3660a89ecaf32466ef97");
- TestAES128("2b7e151628aed2a6abf7158809cf4f3c", "ae2d8a571e03ac9c9eb76fac45af8e51", "f5d3d58503b9699de785895a96fdbaaf");
- TestAES128("2b7e151628aed2a6abf7158809cf4f3c", "30c81c46a35ce411e5fbc1191a0a52ef", "43b1cd7f598ece23881b00e3ed030688");
- TestAES128("2b7e151628aed2a6abf7158809cf4f3c", "f69f2445df4f9b17ad2b417be66c3710", "7b0c785e27e8ad3f8223207104725dd4");
TestAES256("603deb1015ca71be2b73aef0857d77811f352c073b6108d72d9810a30914dff4", "6bc1bee22e409f96e93d7e117393172a", "f3eed1bdb5d2a03c064b5a7e3db181f8");
TestAES256("603deb1015ca71be2b73aef0857d77811f352c073b6108d72d9810a30914dff4", "ae2d8a571e03ac9c9eb76fac45af8e51", "591ccb10d410ed26dc5ba74a31362870");
TestAES256("603deb1015ca71be2b73aef0857d77811f352c073b6108d72d9810a30914dff4", "30c81c46a35ce411e5fbc1191a0a52ef", "b6ed21b99ca6f4f9f153e7b1beafed1d");
@@ -443,27 +377,6 @@ BOOST_AUTO_TEST_CASE(aes_testvectors) {
}
BOOST_AUTO_TEST_CASE(aes_cbc_testvectors) {
-
- // NIST AES CBC 128-bit encryption test-vectors
- TestAES128CBC("2b7e151628aed2a6abf7158809cf4f3c", "000102030405060708090A0B0C0D0E0F", false, \
- "6bc1bee22e409f96e93d7e117393172a", "7649abac8119b246cee98e9b12e9197d");
- TestAES128CBC("2b7e151628aed2a6abf7158809cf4f3c", "7649ABAC8119B246CEE98E9B12E9197D", false, \
- "ae2d8a571e03ac9c9eb76fac45af8e51", "5086cb9b507219ee95db113a917678b2");
- TestAES128CBC("2b7e151628aed2a6abf7158809cf4f3c", "5086cb9b507219ee95db113a917678b2", false, \
- "30c81c46a35ce411e5fbc1191a0a52ef", "73bed6b8e3c1743b7116e69e22229516");
- TestAES128CBC("2b7e151628aed2a6abf7158809cf4f3c", "73bed6b8e3c1743b7116e69e22229516", false, \
- "f69f2445df4f9b17ad2b417be66c3710", "3ff1caa1681fac09120eca307586e1a7");
-
- // The same vectors with padding enabled
- TestAES128CBC("2b7e151628aed2a6abf7158809cf4f3c", "000102030405060708090A0B0C0D0E0F", true, \
- "6bc1bee22e409f96e93d7e117393172a", "7649abac8119b246cee98e9b12e9197d8964e0b149c10b7b682e6e39aaeb731c");
- TestAES128CBC("2b7e151628aed2a6abf7158809cf4f3c", "7649ABAC8119B246CEE98E9B12E9197D", true, \
- "ae2d8a571e03ac9c9eb76fac45af8e51", "5086cb9b507219ee95db113a917678b255e21d7100b988ffec32feeafaf23538");
- TestAES128CBC("2b7e151628aed2a6abf7158809cf4f3c", "5086cb9b507219ee95db113a917678b2", true, \
- "30c81c46a35ce411e5fbc1191a0a52ef", "73bed6b8e3c1743b7116e69e22229516f6eccda327bf8e5ec43718b0039adceb");
- TestAES128CBC("2b7e151628aed2a6abf7158809cf4f3c", "73bed6b8e3c1743b7116e69e22229516", true, \
- "f69f2445df4f9b17ad2b417be66c3710", "3ff1caa1681fac09120eca307586e1a78cb82807230e1321d3fae00d18cc2012");
-
// NIST AES CBC 256-bit encryption test-vectors
TestAES256CBC("603deb1015ca71be2b73aef0857d77811f352c073b6108d72d9810a30914dff4", \
"000102030405060708090A0B0C0D0E0F", false, "6bc1bee22e409f96e93d7e117393172a", \