From aa8a17774ddb4122e7f6ee29379f7781a857bc65 Mon Sep 17 00:00:00 2001 From: Glenn Maynard Date: Fri, 14 May 2004 02:32:27 +0000 Subject: [PATCH] ... unused ... --- stepmania/src/crypto51/default.h | 104 ------- stepmania/src/crypto51/des.cpp | 464 ---------------------------- stepmania/src/crypto51/des.h | 133 -------- stepmania/src/crypto51/dessp.cpp | 90 ------ stepmania/src/crypto51/eprecomp.cpp | 107 ------- 5 files changed, 898 deletions(-) delete mode 100644 stepmania/src/crypto51/default.h delete mode 100644 stepmania/src/crypto51/des.cpp delete mode 100644 stepmania/src/crypto51/des.h delete mode 100644 stepmania/src/crypto51/dessp.cpp delete mode 100644 stepmania/src/crypto51/eprecomp.cpp diff --git a/stepmania/src/crypto51/default.h b/stepmania/src/crypto51/default.h deleted file mode 100644 index ce3739ddfc..0000000000 --- a/stepmania/src/crypto51/default.h +++ /dev/null @@ -1,104 +0,0 @@ -#ifndef CRYPTOPP_DEFAULT_H -#define CRYPTOPP_DEFAULT_H - -#include "sha.h" -#include "hmac.h" -#include "des.h" -#include "filters.h" -#include "modes.h" - -NAMESPACE_BEGIN(CryptoPP) - -typedef DES_EDE2 Default_BlockCipher; -typedef SHA DefaultHashModule; -typedef HMAC DefaultMAC; - -//! Password-Based Encryptor using DES-EDE2 -class DefaultEncryptor : public ProxyFilter -{ -public: - DefaultEncryptor(const char *passphrase, BufferedTransformation *attachment = NULL); - DefaultEncryptor(const byte *passphrase, unsigned int passphraseLength, BufferedTransformation *attachment = NULL); - -protected: - void FirstPut(const byte *); - void LastPut(const byte *inString, unsigned int length); - -private: - SecByteBlock m_passphrase; - CBC_Mode::Encryption m_cipher; -}; - -//! Password-Based Decryptor using DES-EDE2 -class DefaultDecryptor : public ProxyFilter -{ -public: - DefaultDecryptor(const char *passphrase, BufferedTransformation *attachment = NULL, bool throwException=true); - DefaultDecryptor(const byte *passphrase, unsigned int passphraseLength, BufferedTransformation *attachment = NULL, bool throwException=true); - - class Err : public Exception - { - public: - Err(const std::string &s) - : Exception(DATA_INTEGRITY_CHECK_FAILED, s) {} - }; - class KeyBadErr : public Err {public: KeyBadErr() : Err("DefaultDecryptor: cannot decrypt message with this passphrase") {}}; - - enum State {WAITING_FOR_KEYCHECK, KEY_GOOD, KEY_BAD}; - State CurrentState() const {return m_state;} - -protected: - void FirstPut(const byte *inString); - void LastPut(const byte *inString, unsigned int length); - - State m_state; - -private: - void CheckKey(const byte *salt, const byte *keyCheck); - - SecByteBlock m_passphrase; - CBC_Mode::Decryption m_cipher; - member_ptr m_decryptor; - bool m_throwException; -}; - -//! Password-Based Encryptor using DES-EDE2 and HMAC/SHA-1 -class DefaultEncryptorWithMAC : public ProxyFilter -{ -public: - DefaultEncryptorWithMAC(const char *passphrase, BufferedTransformation *attachment = NULL); - DefaultEncryptorWithMAC(const byte *passphrase, unsigned int passphraseLength, BufferedTransformation *attachment = NULL); - -protected: - void FirstPut(const byte *inString) {} - void LastPut(const byte *inString, unsigned int length); - -private: - member_ptr m_mac; -}; - -//! Password-Based Decryptor using DES-EDE2 and HMAC/SHA-1 -class DefaultDecryptorWithMAC : public ProxyFilter -{ -public: - class MACBadErr : public DefaultDecryptor::Err {public: MACBadErr() : DefaultDecryptor::Err("DefaultDecryptorWithMAC: MAC check failed") {}}; - - DefaultDecryptorWithMAC(const char *passphrase, BufferedTransformation *attachment = NULL, bool throwException=true); - DefaultDecryptorWithMAC(const byte *passphrase, unsigned int passphraseLength, BufferedTransformation *attachment = NULL, bool throwException=true); - - DefaultDecryptor::State CurrentState() const; - bool CheckLastMAC() const; - -protected: - void FirstPut(const byte *inString) {} - void LastPut(const byte *inString, unsigned int length); - -private: - member_ptr m_mac; - HashVerifier *m_hashVerifier; - bool m_throwException; -}; - -NAMESPACE_END - -#endif diff --git a/stepmania/src/crypto51/des.cpp b/stepmania/src/crypto51/des.cpp deleted file mode 100644 index b3a58e5059..0000000000 --- a/stepmania/src/crypto51/des.cpp +++ /dev/null @@ -1,464 +0,0 @@ -// des.cpp - modified by Wei Dai from Phil Karn's des.c -// The original code and all modifications are in the public domain. - -/* - * This is a major rewrite of my old public domain DES code written - * circa 1987, which in turn borrowed heavily from Jim Gillogly's 1977 - * public domain code. I pretty much kept my key scheduling code, but - * the actual encrypt/decrypt routines are taken from from Richard - * Outerbridge's DES code as printed in Schneier's "Applied Cryptography." - * - * This code is in the public domain. I would appreciate bug reports and - * enhancements. - * - * Phil Karn KA9Q, karn@unix.ka9q.ampr.org, August 1994. - */ - -#include "pch.h" -#include "misc.h" -#include "des.h" - -NAMESPACE_BEGIN(CryptoPP) - -static inline bool CheckParity(byte b) -{ - unsigned int a = b ^ (b >> 4); - return ((a ^ (a>>1) ^ (a>>2) ^ (a>>3)) & 1) == 1; -} - -bool DES::CheckKeyParityBits(const byte *key) -{ - for (unsigned int i=0; i<8; i++) - if (!CheckParity(key[i])) - return false; - return true; -} - -void DES::CorrectKeyParityBits(byte *key) -{ - for (unsigned int i=0; i<8; i++) - if (!CheckParity(key[i])) - key[i] ^= 1; -} - -/* Tables defined in the Data Encryption Standard documents - * Three of these tables, the initial permutation, the final - * permutation and the expansion operator, are regular enough that - * for speed, we hard-code them. They're here for reference only. - * Also, the S and P boxes are used by a separate program, gensp.c, - * to build the combined SP box, Spbox[]. They're also here just - * for reference. - */ -#ifdef notdef -/* initial permutation IP */ -static byte ip[] = { - 58, 50, 42, 34, 26, 18, 10, 2, - 60, 52, 44, 36, 28, 20, 12, 4, - 62, 54, 46, 38, 30, 22, 14, 6, - 64, 56, 48, 40, 32, 24, 16, 8, - 57, 49, 41, 33, 25, 17, 9, 1, - 59, 51, 43, 35, 27, 19, 11, 3, - 61, 53, 45, 37, 29, 21, 13, 5, - 63, 55, 47, 39, 31, 23, 15, 7 -}; - -/* final permutation IP^-1 */ -static byte fp[] = { - 40, 8, 48, 16, 56, 24, 64, 32, - 39, 7, 47, 15, 55, 23, 63, 31, - 38, 6, 46, 14, 54, 22, 62, 30, - 37, 5, 45, 13, 53, 21, 61, 29, - 36, 4, 44, 12, 52, 20, 60, 28, - 35, 3, 43, 11, 51, 19, 59, 27, - 34, 2, 42, 10, 50, 18, 58, 26, - 33, 1, 41, 9, 49, 17, 57, 25 -}; -/* expansion operation matrix */ -static byte ei[] = { - 32, 1, 2, 3, 4, 5, - 4, 5, 6, 7, 8, 9, - 8, 9, 10, 11, 12, 13, - 12, 13, 14, 15, 16, 17, - 16, 17, 18, 19, 20, 21, - 20, 21, 22, 23, 24, 25, - 24, 25, 26, 27, 28, 29, - 28, 29, 30, 31, 32, 1 -}; -/* The (in)famous S-boxes */ -static byte sbox[8][64] = { - /* S1 */ - 14, 4, 13, 1, 2, 15, 11, 8, 3, 10, 6, 12, 5, 9, 0, 7, - 0, 15, 7, 4, 14, 2, 13, 1, 10, 6, 12, 11, 9, 5, 3, 8, - 4, 1, 14, 8, 13, 6, 2, 11, 15, 12, 9, 7, 3, 10, 5, 0, - 15, 12, 8, 2, 4, 9, 1, 7, 5, 11, 3, 14, 10, 0, 6, 13, - - /* S2 */ - 15, 1, 8, 14, 6, 11, 3, 4, 9, 7, 2, 13, 12, 0, 5, 10, - 3, 13, 4, 7, 15, 2, 8, 14, 12, 0, 1, 10, 6, 9, 11, 5, - 0, 14, 7, 11, 10, 4, 13, 1, 5, 8, 12, 6, 9, 3, 2, 15, - 13, 8, 10, 1, 3, 15, 4, 2, 11, 6, 7, 12, 0, 5, 14, 9, - - /* S3 */ - 10, 0, 9, 14, 6, 3, 15, 5, 1, 13, 12, 7, 11, 4, 2, 8, - 13, 7, 0, 9, 3, 4, 6, 10, 2, 8, 5, 14, 12, 11, 15, 1, - 13, 6, 4, 9, 8, 15, 3, 0, 11, 1, 2, 12, 5, 10, 14, 7, - 1, 10, 13, 0, 6, 9, 8, 7, 4, 15, 14, 3, 11, 5, 2, 12, - - /* S4 */ - 7, 13, 14, 3, 0, 6, 9, 10, 1, 2, 8, 5, 11, 12, 4, 15, - 13, 8, 11, 5, 6, 15, 0, 3, 4, 7, 2, 12, 1, 10, 14, 9, - 10, 6, 9, 0, 12, 11, 7, 13, 15, 1, 3, 14, 5, 2, 8, 4, - 3, 15, 0, 6, 10, 1, 13, 8, 9, 4, 5, 11, 12, 7, 2, 14, - - /* S5 */ - 2, 12, 4, 1, 7, 10, 11, 6, 8, 5, 3, 15, 13, 0, 14, 9, - 14, 11, 2, 12, 4, 7, 13, 1, 5, 0, 15, 10, 3, 9, 8, 6, - 4, 2, 1, 11, 10, 13, 7, 8, 15, 9, 12, 5, 6, 3, 0, 14, - 11, 8, 12, 7, 1, 14, 2, 13, 6, 15, 0, 9, 10, 4, 5, 3, - - /* S6 */ - 12, 1, 10, 15, 9, 2, 6, 8, 0, 13, 3, 4, 14, 7, 5, 11, - 10, 15, 4, 2, 7, 12, 9, 5, 6, 1, 13, 14, 0, 11, 3, 8, - 9, 14, 15, 5, 2, 8, 12, 3, 7, 0, 4, 10, 1, 13, 11, 6, - 4, 3, 2, 12, 9, 5, 15, 10, 11, 14, 1, 7, 6, 0, 8, 13, - - /* S7 */ - 4, 11, 2, 14, 15, 0, 8, 13, 3, 12, 9, 7, 5, 10, 6, 1, - 13, 0, 11, 7, 4, 9, 1, 10, 14, 3, 5, 12, 2, 15, 8, 6, - 1, 4, 11, 13, 12, 3, 7, 14, 10, 15, 6, 8, 0, 5, 9, 2, - 6, 11, 13, 8, 1, 4, 10, 7, 9, 5, 0, 15, 14, 2, 3, 12, - - /* S8 */ - 13, 2, 8, 4, 6, 15, 11, 1, 10, 9, 3, 14, 5, 0, 12, 7, - 1, 15, 13, 8, 10, 3, 7, 4, 12, 5, 6, 11, 0, 14, 9, 2, - 7, 11, 4, 1, 9, 12, 14, 2, 0, 6, 10, 13, 15, 3, 5, 8, - 2, 1, 14, 7, 4, 10, 8, 13, 15, 12, 9, 0, 3, 5, 6, 11 -}; - -/* 32-bit permutation function P used on the output of the S-boxes */ -static byte p32i[] = { - 16, 7, 20, 21, - 29, 12, 28, 17, - 1, 15, 23, 26, - 5, 18, 31, 10, - 2, 8, 24, 14, - 32, 27, 3, 9, - 19, 13, 30, 6, - 22, 11, 4, 25 -}; -#endif - -/* permuted choice table (key) */ -static const byte pc1[] = { - 57, 49, 41, 33, 25, 17, 9, - 1, 58, 50, 42, 34, 26, 18, - 10, 2, 59, 51, 43, 35, 27, - 19, 11, 3, 60, 52, 44, 36, - - 63, 55, 47, 39, 31, 23, 15, - 7, 62, 54, 46, 38, 30, 22, - 14, 6, 61, 53, 45, 37, 29, - 21, 13, 5, 28, 20, 12, 4 -}; - -/* number left rotations of pc1 */ -static const byte totrot[] = { - 1,2,4,6,8,10,12,14,15,17,19,21,23,25,27,28 -}; - -/* permuted choice key (table) */ -static const byte pc2[] = { - 14, 17, 11, 24, 1, 5, - 3, 28, 15, 6, 21, 10, - 23, 19, 12, 4, 26, 8, - 16, 7, 27, 20, 13, 2, - 41, 52, 31, 37, 47, 55, - 30, 40, 51, 45, 33, 48, - 44, 49, 39, 56, 34, 53, - 46, 42, 50, 36, 29, 32 -}; - -/* End of DES-defined tables */ - -/* bit 0 is left-most in byte */ -static const int bytebit[] = { - 0200,0100,040,020,010,04,02,01 -}; - -/* Set key (initialize key schedule array) */ -void DES::Base::UncheckedSetKey(CipherDir dir, const byte *key, unsigned int length) -{ - AssertValidKeyLength(length); - - SecByteBlock buffer(56+56+8); - byte *const pc1m=buffer; /* place to modify pc1 into */ - byte *const pcr=pc1m+56; /* place to rotate pc1 into */ - byte *const ks=pcr+56; - register int i,j,l; - int m; - - for (j=0; j<56; j++) { /* convert pc1 to bits of key */ - l=pc1[j]-1; /* integer bit location */ - m = l & 07; /* find bit */ - pc1m[j]=(key[l>>3] & /* find which key byte l is in */ - bytebit[m]) /* and which bit of that byte */ - ? 1 : 0; /* and store 1-bit result */ - } - for (i=0; i<16; i++) { /* key chunk for each iteration */ - memset(ks,0,8); /* Clear key schedule */ - for (j=0; j<56; j++) /* rotate pc1 the right amount */ - pcr[j] = pc1m[(l=j+totrot[i])<(j<28? 28 : 56) ? l: l-28]; - /* rotate left and right halves independently */ - for (j=0; j<48; j++){ /* select bits individually */ - /* check bit that goes to ks[j] */ - if (pcr[pc2[j]-1]){ - /* mask it in if it's there */ - l= j % 6; - ks[j/6] |= bytebit[l] >> 2; - } - } - /* Now convert to odd/even interleaved form for use in F */ - k[2*i] = ((word32)ks[0] << 24) - | ((word32)ks[2] << 16) - | ((word32)ks[4] << 8) - | ((word32)ks[6]); - k[2*i+1] = ((word32)ks[1] << 24) - | ((word32)ks[3] << 16) - | ((word32)ks[5] << 8) - | ((word32)ks[7]); - } - - if (dir==DECRYPTION) // reverse key schedule order - for (i=0; i<16; i+=2) - { - std::swap(k[i], k[32-2-i]); - std::swap(k[i+1], k[32-1-i]); - } -} - -// Richard Outerbridge's initial permutation algorithm -/* -inline void IPERM(word32 &left, word32 &right) -{ - word32 work; - - work = ((left >> 4) ^ right) & 0x0f0f0f0f; - right ^= work; - left ^= work << 4; - work = ((left >> 16) ^ right) & 0xffff; - right ^= work; - left ^= work << 16; - work = ((right >> 2) ^ left) & 0x33333333; - left ^= work; - right ^= (work << 2); - work = ((right >> 8) ^ left) & 0xff00ff; - left ^= work; - right ^= (work << 8); - right = rotl(right, 1); - work = (left ^ right) & 0xaaaaaaaa; - left ^= work; - right ^= work; - left = rotl(left, 1); -} -inline void FPERM(word32 &left, word32 &right) -{ - word32 work; - - right = rotr(right, 1); - work = (left ^ right) & 0xaaaaaaaa; - left ^= work; - right ^= work; - left = rotr(left, 1); - work = ((left >> 8) ^ right) & 0xff00ff; - right ^= work; - left ^= work << 8; - work = ((left >> 2) ^ right) & 0x33333333; - right ^= work; - left ^= work << 2; - work = ((right >> 16) ^ left) & 0xffff; - left ^= work; - right ^= work << 16; - work = ((right >> 4) ^ left) & 0x0f0f0f0f; - left ^= work; - right ^= work << 4; -} -*/ - -// Wei Dai's modification to Richard Outerbridge's initial permutation -// algorithm, this one is faster if you have access to rotate instructions -// (like in MSVC) -static inline void IPERM(word32 &left, word32 &right) -{ - word32 work; - - right = rotlFixed(right, 4U); - work = (left ^ right) & 0xf0f0f0f0; - left ^= work; - right = rotrFixed(right^work, 20U); - work = (left ^ right) & 0xffff0000; - left ^= work; - right = rotrFixed(right^work, 18U); - work = (left ^ right) & 0x33333333; - left ^= work; - right = rotrFixed(right^work, 6U); - work = (left ^ right) & 0x00ff00ff; - left ^= work; - right = rotlFixed(right^work, 9U); - work = (left ^ right) & 0xaaaaaaaa; - left = rotlFixed(left^work, 1U); - right ^= work; -} - -static inline void FPERM(word32 &left, word32 &right) -{ - word32 work; - - right = rotrFixed(right, 1U); - work = (left ^ right) & 0xaaaaaaaa; - right ^= work; - left = rotrFixed(left^work, 9U); - work = (left ^ right) & 0x00ff00ff; - right ^= work; - left = rotlFixed(left^work, 6U); - work = (left ^ right) & 0x33333333; - right ^= work; - left = rotlFixed(left^work, 18U); - work = (left ^ right) & 0xffff0000; - right ^= work; - left = rotlFixed(left^work, 20U); - work = (left ^ right) & 0xf0f0f0f0; - right ^= work; - left = rotrFixed(left^work, 4U); -} - -void DES::Base::RawProcessBlock(word32 &l_, word32 &r_) const -{ - word32 l = l_, r = r_; - const word32 *kptr=k; - - for (unsigned i=0; i<8; i++) - { - word32 work = rotrFixed(r, 4U) ^ kptr[4*i+0]; - l ^= Spbox[6][(work) & 0x3f] - ^ Spbox[4][(work >> 8) & 0x3f] - ^ Spbox[2][(work >> 16) & 0x3f] - ^ Spbox[0][(work >> 24) & 0x3f]; - work = r ^ kptr[4*i+1]; - l ^= Spbox[7][(work) & 0x3f] - ^ Spbox[5][(work >> 8) & 0x3f] - ^ Spbox[3][(work >> 16) & 0x3f] - ^ Spbox[1][(work >> 24) & 0x3f]; - - work = rotrFixed(l, 4U) ^ kptr[4*i+2]; - r ^= Spbox[6][(work) & 0x3f] - ^ Spbox[4][(work >> 8) & 0x3f] - ^ Spbox[2][(work >> 16) & 0x3f] - ^ Spbox[0][(work >> 24) & 0x3f]; - work = l ^ kptr[4*i+3]; - r ^= Spbox[7][(work) & 0x3f] - ^ Spbox[5][(work >> 8) & 0x3f] - ^ Spbox[3][(work >> 16) & 0x3f] - ^ Spbox[1][(work >> 24) & 0x3f]; - } - - l_ = l; r_ = r; -} - -typedef BlockGetAndPut Block; - -// Encrypt or decrypt a block of data in ECB mode -void DES::Base::ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const -{ - word32 l,r; - Block::Get(inBlock)(l)(r); - IPERM(l,r); - - const word32 *kptr=k; - - for (unsigned i=0; i<8; i++) - { - word32 work = rotrFixed(r, 4U) ^ kptr[4*i+0]; - l ^= Spbox[6][(work) & 0x3f] - ^ Spbox[4][(work >> 8) & 0x3f] - ^ Spbox[2][(work >> 16) & 0x3f] - ^ Spbox[0][(work >> 24) & 0x3f]; - work = r ^ kptr[4*i+1]; - l ^= Spbox[7][(work) & 0x3f] - ^ Spbox[5][(work >> 8) & 0x3f] - ^ Spbox[3][(work >> 16) & 0x3f] - ^ Spbox[1][(work >> 24) & 0x3f]; - - work = rotrFixed(l, 4U) ^ kptr[4*i+2]; - r ^= Spbox[6][(work) & 0x3f] - ^ Spbox[4][(work >> 8) & 0x3f] - ^ Spbox[2][(work >> 16) & 0x3f] - ^ Spbox[0][(work >> 24) & 0x3f]; - work = l ^ kptr[4*i+3]; - r ^= Spbox[7][(work) & 0x3f] - ^ Spbox[5][(work >> 8) & 0x3f] - ^ Spbox[3][(work >> 16) & 0x3f] - ^ Spbox[1][(work >> 24) & 0x3f]; - } - - FPERM(l,r); - Block::Put(xorBlock, outBlock)(r)(l); -} - -void DES_EDE2::Base::UncheckedSetKey(CipherDir dir, const byte *key, unsigned int length) -{ - AssertValidKeyLength(length); - - m_des1.UncheckedSetKey(dir, key); - m_des2.UncheckedSetKey(ReverseCipherDir(dir), key+8); -} - -void DES_EDE2::Base::ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const -{ - word32 l,r; - Block::Get(inBlock)(l)(r); - IPERM(l,r); - m_des1.RawProcessBlock(l, r); - m_des2.RawProcessBlock(r, l); - m_des1.RawProcessBlock(l, r); - FPERM(l,r); - Block::Put(xorBlock, outBlock)(r)(l); -} - -void DES_EDE3::Base::UncheckedSetKey(CipherDir dir, const byte *key, unsigned int length) -{ - AssertValidKeyLength(length); - - m_des1.UncheckedSetKey(dir, key+(dir==ENCRYPTION?0:2*8)); - m_des2.UncheckedSetKey(ReverseCipherDir(dir), key+8); - m_des3.UncheckedSetKey(dir, key+(dir==DECRYPTION?0:2*8)); -} - -void DES_EDE3::Base::ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const -{ - word32 l,r; - Block::Get(inBlock)(l)(r); - IPERM(l,r); - m_des1.RawProcessBlock(l, r); - m_des2.RawProcessBlock(r, l); - m_des3.RawProcessBlock(l, r); - FPERM(l,r); - Block::Put(xorBlock, outBlock)(r)(l); -} - -void DES_XEX3::Base::UncheckedSetKey(CipherDir dir, const byte *key, unsigned int length) -{ - AssertValidKeyLength(length); - - memcpy(m_x1, key+(dir==ENCRYPTION?0:2*8), BLOCKSIZE); - m_des.UncheckedSetKey(dir, key+8); - memcpy(m_x3, key+(dir==DECRYPTION?0:2*8), BLOCKSIZE); -} - -void DES_XEX3::Base::ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const -{ - xorbuf(outBlock, inBlock, m_x1, BLOCKSIZE); - m_des.ProcessAndXorBlock(outBlock, xorBlock, outBlock); - xorbuf(outBlock, m_x3, BLOCKSIZE); -} - -NAMESPACE_END diff --git a/stepmania/src/crypto51/des.h b/stepmania/src/crypto51/des.h deleted file mode 100644 index 65b4d33b42..0000000000 --- a/stepmania/src/crypto51/des.h +++ /dev/null @@ -1,133 +0,0 @@ -#ifndef CRYPTOPP_DES_H -#define CRYPTOPP_DES_H - -/** \file -*/ - -#include "seckey.h" -#include "secblock.h" - -NAMESPACE_BEGIN(CryptoPP) - -struct DES_Info : public FixedBlockSize<8>, public FixedKeyLength<8> -{ - static const char *StaticAlgorithmName() {return "DES";} -}; - -/// DES -/*! The DES implementation in Crypto++ ignores the parity bits - (the least significant bits of each byte) in the key. However - you can use CheckKeyParityBits() and CorrectKeyParityBits() to - check or correct the parity bits if you wish. */ -class DES : public DES_Info, public BlockCipherDocumentation -{ - class Base : public BlockCipherBaseTemplate - { - public: - void UncheckedSetKey(CipherDir direction, const byte *userKey, unsigned int length = 8); - void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const; - - // exposed for faster Triple-DES - void RawProcessBlock(word32 &l, word32 &r) const; - - protected: - static const word32 Spbox[8][64]; - - FixedSizeSecBlock k; - }; - -public: - //! check DES key parity bits - static bool CheckKeyParityBits(const byte *key); - //! correct DES key parity bits - static void CorrectKeyParityBits(byte *key); - - typedef BlockCipherTemplate Encryption; - typedef BlockCipherTemplate Decryption; -}; - -struct DES_EDE2_Info : public FixedBlockSize<8>, public FixedKeyLength<16> -{ - static const char *StaticAlgorithmName() {return "DES-EDE2";} -}; - -/// DES-EDE2 -class DES_EDE2 : public DES_EDE2_Info, public BlockCipherDocumentation -{ - class Base : public BlockCipherBaseTemplate - { - public: - void UncheckedSetKey(CipherDir direction, const byte *userKey, unsigned int length); - void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const; - - protected: - DES::Encryption m_des1, m_des2; - }; - -public: - typedef BlockCipherTemplate Encryption; - typedef BlockCipherTemplate Decryption; -}; - -struct DES_EDE3_Info : public FixedBlockSize<8>, public FixedKeyLength<24> -{ - static const char *StaticAlgorithmName() {return "DES-EDE3";} -}; - -/// DES-EDE3 -class DES_EDE3 : public DES_EDE3_Info, public BlockCipherDocumentation -{ - class Base : public BlockCipherBaseTemplate - { - public: - void UncheckedSetKey(CipherDir dir, const byte *key, unsigned int length); - void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const; - - protected: - DES::Encryption m_des1, m_des2, m_des3; - }; - -public: - typedef BlockCipherTemplate Encryption; - typedef BlockCipherTemplate Decryption; -}; - -struct DES_XEX3_Info : public FixedBlockSize<8>, public FixedKeyLength<24> -{ - static const char *StaticAlgorithmName() {return "DES-XEX3";} -}; - -/// DES-XEX3, AKA DESX -class DES_XEX3 : public DES_XEX3_Info, public BlockCipherDocumentation -{ - class Base : public BlockCipherBaseTemplate - { - public: - void UncheckedSetKey(CipherDir dir, const byte *key, unsigned int length); - void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const; - - protected: - FixedSizeSecBlock m_x1, m_x3; - DES::Encryption m_des; - }; - -public: - typedef BlockCipherTemplate Encryption; - typedef BlockCipherTemplate Decryption; -}; - -typedef DES::Encryption DESEncryption; -typedef DES::Decryption DESDecryption; - -typedef DES_EDE2::Encryption DES_EDE2_Encryption; -typedef DES_EDE2::Decryption DES_EDE2_Decryption; - -typedef DES_EDE3::Encryption DES_EDE3_Encryption; -typedef DES_EDE3::Decryption DES_EDE3_Decryption; - -typedef DES_XEX3::Encryption DES_XEX3_Encryption; -typedef DES_XEX3::Decryption DES_XEX3_Decryption; - -NAMESPACE_END - -#endif diff --git a/stepmania/src/crypto51/dessp.cpp b/stepmania/src/crypto51/dessp.cpp deleted file mode 100644 index 1f7a9510c1..0000000000 --- a/stepmania/src/crypto51/dessp.cpp +++ /dev/null @@ -1,90 +0,0 @@ -// This file is mostly generated by Phil Karn's gensp.c - -#include "pch.h" -#include "des.h" - -NAMESPACE_BEGIN(CryptoPP) - -// VC60 workaround: gives a C4786 warning without this function -// when runtime lib is set to multithread debug DLL -// even though warning 4786 is disabled! -void DES_VC60Workaround() -{ -} - -const word32 DES::Base::Spbox[8][64] = { -{ -0x01010400,0x00000000,0x00010000,0x01010404, 0x01010004,0x00010404,0x00000004,0x00010000, -0x00000400,0x01010400,0x01010404,0x00000400, 0x01000404,0x01010004,0x01000000,0x00000004, -0x00000404,0x01000400,0x01000400,0x00010400, 0x00010400,0x01010000,0x01010000,0x01000404, -0x00010004,0x01000004,0x01000004,0x00010004, 0x00000000,0x00000404,0x00010404,0x01000000, -0x00010000,0x01010404,0x00000004,0x01010000, 0x01010400,0x01000000,0x01000000,0x00000400, -0x01010004,0x00010000,0x00010400,0x01000004, 0x00000400,0x00000004,0x01000404,0x00010404, -0x01010404,0x00010004,0x01010000,0x01000404, 0x01000004,0x00000404,0x00010404,0x01010400, -0x00000404,0x01000400,0x01000400,0x00000000, 0x00010004,0x00010400,0x00000000,0x01010004}, -{ -0x80108020,0x80008000,0x00008000,0x00108020, 0x00100000,0x00000020,0x80100020,0x80008020, -0x80000020,0x80108020,0x80108000,0x80000000, 0x80008000,0x00100000,0x00000020,0x80100020, -0x00108000,0x00100020,0x80008020,0x00000000, 0x80000000,0x00008000,0x00108020,0x80100000, -0x00100020,0x80000020,0x00000000,0x00108000, 0x00008020,0x80108000,0x80100000,0x00008020, -0x00000000,0x00108020,0x80100020,0x00100000, 0x80008020,0x80100000,0x80108000,0x00008000, -0x80100000,0x80008000,0x00000020,0x80108020, 0x00108020,0x00000020,0x00008000,0x80000000, -0x00008020,0x80108000,0x00100000,0x80000020, 0x00100020,0x80008020,0x80000020,0x00100020, -0x00108000,0x00000000,0x80008000,0x00008020, 0x80000000,0x80100020,0x80108020,0x00108000}, -{ -0x00000208,0x08020200,0x00000000,0x08020008, 0x08000200,0x00000000,0x00020208,0x08000200, -0x00020008,0x08000008,0x08000008,0x00020000, 0x08020208,0x00020008,0x08020000,0x00000208, -0x08000000,0x00000008,0x08020200,0x00000200, 0x00020200,0x08020000,0x08020008,0x00020208, -0x08000208,0x00020200,0x00020000,0x08000208, 0x00000008,0x08020208,0x00000200,0x08000000, -0x08020200,0x08000000,0x00020008,0x00000208, 0x00020000,0x08020200,0x08000200,0x00000000, -0x00000200,0x00020008,0x08020208,0x08000200, 0x08000008,0x00000200,0x00000000,0x08020008, -0x08000208,0x00020000,0x08000000,0x08020208, 0x00000008,0x00020208,0x00020200,0x08000008, -0x08020000,0x08000208,0x00000208,0x08020000, 0x00020208,0x00000008,0x08020008,0x00020200}, -{ -0x00802001,0x00002081,0x00002081,0x00000080, 0x00802080,0x00800081,0x00800001,0x00002001, -0x00000000,0x00802000,0x00802000,0x00802081, 0x00000081,0x00000000,0x00800080,0x00800001, -0x00000001,0x00002000,0x00800000,0x00802001, 0x00000080,0x00800000,0x00002001,0x00002080, -0x00800081,0x00000001,0x00002080,0x00800080, 0x00002000,0x00802080,0x00802081,0x00000081, -0x00800080,0x00800001,0x00802000,0x00802081, 0x00000081,0x00000000,0x00000000,0x00802000, -0x00002080,0x00800080,0x00800081,0x00000001, 0x00802001,0x00002081,0x00002081,0x00000080, -0x00802081,0x00000081,0x00000001,0x00002000, 0x00800001,0x00002001,0x00802080,0x00800081, -0x00002001,0x00002080,0x00800000,0x00802001, 0x00000080,0x00800000,0x00002000,0x00802080}, -{ -0x00000100,0x02080100,0x02080000,0x42000100, 0x00080000,0x00000100,0x40000000,0x02080000, -0x40080100,0x00080000,0x02000100,0x40080100, 0x42000100,0x42080000,0x00080100,0x40000000, -0x02000000,0x40080000,0x40080000,0x00000000, 0x40000100,0x42080100,0x42080100,0x02000100, -0x42080000,0x40000100,0x00000000,0x42000000, 0x02080100,0x02000000,0x42000000,0x00080100, -0x00080000,0x42000100,0x00000100,0x02000000, 0x40000000,0x02080000,0x42000100,0x40080100, -0x02000100,0x40000000,0x42080000,0x02080100, 0x40080100,0x00000100,0x02000000,0x42080000, -0x42080100,0x00080100,0x42000000,0x42080100, 0x02080000,0x00000000,0x40080000,0x42000000, -0x00080100,0x02000100,0x40000100,0x00080000, 0x00000000,0x40080000,0x02080100,0x40000100}, -{ -0x20000010,0x20400000,0x00004000,0x20404010, 0x20400000,0x00000010,0x20404010,0x00400000, -0x20004000,0x00404010,0x00400000,0x20000010, 0x00400010,0x20004000,0x20000000,0x00004010, -0x00000000,0x00400010,0x20004010,0x00004000, 0x00404000,0x20004010,0x00000010,0x20400010, -0x20400010,0x00000000,0x00404010,0x20404000, 0x00004010,0x00404000,0x20404000,0x20000000, -0x20004000,0x00000010,0x20400010,0x00404000, 0x20404010,0x00400000,0x00004010,0x20000010, -0x00400000,0x20004000,0x20000000,0x00004010, 0x20000010,0x20404010,0x00404000,0x20400000, -0x00404010,0x20404000,0x00000000,0x20400010, 0x00000010,0x00004000,0x20400000,0x00404010, -0x00004000,0x00400010,0x20004010,0x00000000, 0x20404000,0x20000000,0x00400010,0x20004010}, -{ -0x00200000,0x04200002,0x04000802,0x00000000, 0x00000800,0x04000802,0x00200802,0x04200800, -0x04200802,0x00200000,0x00000000,0x04000002, 0x00000002,0x04000000,0x04200002,0x00000802, -0x04000800,0x00200802,0x00200002,0x04000800, 0x04000002,0x04200000,0x04200800,0x00200002, -0x04200000,0x00000800,0x00000802,0x04200802, 0x00200800,0x00000002,0x04000000,0x00200800, -0x04000000,0x00200800,0x00200000,0x04000802, 0x04000802,0x04200002,0x04200002,0x00000002, -0x00200002,0x04000000,0x04000800,0x00200000, 0x04200800,0x00000802,0x00200802,0x04200800, -0x00000802,0x04000002,0x04200802,0x04200000, 0x00200800,0x00000000,0x00000002,0x04200802, -0x00000000,0x00200802,0x04200000,0x00000800, 0x04000002,0x04000800,0x00000800,0x00200002}, -{ -0x10001040,0x00001000,0x00040000,0x10041040, 0x10000000,0x10001040,0x00000040,0x10000000, -0x00040040,0x10040000,0x10041040,0x00041000, 0x10041000,0x00041040,0x00001000,0x00000040, -0x10040000,0x10000040,0x10001000,0x00001040, 0x00041000,0x00040040,0x10040040,0x10041000, -0x00001040,0x00000000,0x00000000,0x10040040, 0x10000040,0x10001000,0x00041040,0x00040000, -0x00041040,0x00040000,0x10041000,0x00001000, 0x00000040,0x10040040,0x00001000,0x00041040, -0x10001000,0x00000040,0x10000040,0x10040000, 0x10040040,0x10000000,0x00040000,0x10001040, -0x00000000,0x10041040,0x00040040,0x10000040, 0x10040000,0x10001000,0x10001040,0x00000000, -0x10041040,0x00041000,0x00041000,0x00001040, 0x00001040,0x00040040,0x10000000,0x10041000} -}; - -NAMESPACE_END diff --git a/stepmania/src/crypto51/eprecomp.cpp b/stepmania/src/crypto51/eprecomp.cpp deleted file mode 100644 index f9878b9043..0000000000 --- a/stepmania/src/crypto51/eprecomp.cpp +++ /dev/null @@ -1,107 +0,0 @@ -// eprecomp.cpp - written and placed in the public domain by Wei Dai - -#include "pch.h" -#include "eprecomp.h" -#include "asn.h" - -NAMESPACE_BEGIN(CryptoPP) - -template void DL_FixedBasePrecomputationImpl::SetBase(const DL_GroupPrecomputation &group, const Element &i_base) -{ - m_base = group.NeedConversions() ? group.ConvertIn(i_base) : i_base; - - if (m_bases.empty() || !(m_base == m_bases[0])) - { - m_bases.resize(1); - m_bases[0] = m_base; - } - - if (group.NeedConversions()) - m_base = i_base; -} - -template void DL_FixedBasePrecomputationImpl::Precompute(const DL_GroupPrecomputation &group, unsigned int maxExpBits, unsigned int storage) -{ - assert(m_bases.size() > 0); - assert(storage <= maxExpBits); - - if (storage > 1) - { - m_windowSize = (maxExpBits+storage-1)/storage; - m_exponentBase = Integer::Power2(m_windowSize); - } - - m_bases.resize(storage); - for (unsigned i=1; i void DL_FixedBasePrecomputationImpl::Load(const DL_GroupPrecomputation &group, BufferedTransformation &bt) -{ - BERSequenceDecoder seq(bt); - word32 version; - BERDecodeUnsigned(seq, version, INTEGER, 1, 1); - m_exponentBase.BERDecode(seq); - m_windowSize = m_exponentBase.BitCount() - 1; - m_bases.clear(); - while (!seq.EndReached()) - m_bases.push_back(group.BERDecodeElement(seq)); - if (!m_bases.empty() && group.NeedConversions()) - m_base = group.ConvertOut(m_bases[0]); - seq.MessageEnd(); -} - -template void DL_FixedBasePrecomputationImpl::Save(const DL_GroupPrecomputation &group, BufferedTransformation &bt) const -{ - DERSequenceEncoder seq(bt); - DEREncodeUnsigned(seq, 1); // version - m_exponentBase.DEREncode(seq); - for (unsigned i=0; i void DL_FixedBasePrecomputationImpl::PrepareCascade(const DL_GroupPrecomputation &i_group, std::vector > &eb, const Integer &exponent) const -{ - const AbstractGroup &group = i_group.GetGroup(); - - Integer r, q, e = exponent; - bool fastNegate = group.InversionIsFast() && m_windowSize > 1; - unsigned int i; - - for (i=0; i+1(group.Inverse(m_bases[i]), m_exponentBase - r)); - } - else - eb.push_back(BaseAndExponent(m_bases[i], r)); - } - eb.push_back(BaseAndExponent(m_bases[i], e)); -} - -template T DL_FixedBasePrecomputationImpl::Exponentiate(const DL_GroupPrecomputation &group, const Integer &exponent) const -{ - std::vector > eb; // array of segments of the exponent and precalculated bases - eb.reserve(m_bases.size()); - PrepareCascade(group, eb, exponent); - return group.ConvertOut(GeneralCascadeMultiplication(group.GetGroup(), eb.begin(), eb.end())); -} - -template T - DL_FixedBasePrecomputationImpl::CascadeExponentiate(const DL_GroupPrecomputation &group, const Integer &exponent, - const DL_FixedBasePrecomputation &i_pc2, const Integer &exponent2) const -{ - std::vector > eb; // array of segments of the exponent and precalculated bases - const DL_FixedBasePrecomputationImpl &pc2 = static_cast &>(i_pc2); - eb.reserve(m_bases.size() + pc2.m_bases.size()); - PrepareCascade(group, eb, exponent); - pc2.PrepareCascade(group, eb, exponent2); - return group.ConvertOut(GeneralCascadeMultiplication(group.GetGroup(), eb.begin(), eb.end())); -} - -NAMESPACE_END