diff options
Diffstat (limited to 'lib/cryptopp/md2.cpp')
-rw-r--r-- | lib/cryptopp/md2.cpp | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/lib/cryptopp/md2.cpp b/lib/cryptopp/md2.cpp deleted file mode 100644 index 41f714b59..000000000 --- a/lib/cryptopp/md2.cpp +++ /dev/null @@ -1,120 +0,0 @@ -// md2.cpp - modified by Wei Dai from Andrew M. Kuchling's md2.c -// The original code and all modifications are in the public domain. - -// This is the original introductory comment: - -/* - * md2.c : MD2 hash algorithm. - * - * Part of the Python Cryptography Toolkit, version 1.1 - * - * Distribute and use freely; there are no restrictions on further - * dissemination and usage except those imposed by the laws of your - * country of residence. - * - */ - -#include "pch.h" -#define CRYPTOPP_ENABLE_NAMESPACE_WEAK 1 -#include "md2.h" - -NAMESPACE_BEGIN(CryptoPP) -namespace Weak1 { - -MD2::MD2() - : m_X(48), m_C(16), m_buf(16) -{ - Init(); -} - -void MD2::Init() -{ - memset(m_X, 0, 48); - memset(m_C, 0, 16); - memset(m_buf, 0, 16); - m_count = 0; -} - -void MD2::Update(const byte *buf, size_t len) -{ - static const byte S[256] = { - 41, 46, 67, 201, 162, 216, 124, 1, 61, 54, 84, 161, 236, 240, 6, - 19, 98, 167, 5, 243, 192, 199, 115, 140, 152, 147, 43, 217, 188, - 76, 130, 202, 30, 155, 87, 60, 253, 212, 224, 22, 103, 66, 111, 24, - 138, 23, 229, 18, 190, 78, 196, 214, 218, 158, 222, 73, 160, 251, - 245, 142, 187, 47, 238, 122, 169, 104, 121, 145, 21, 178, 7, 63, - 148, 194, 16, 137, 11, 34, 95, 33, 128, 127, 93, 154, 90, 144, 50, - 39, 53, 62, 204, 231, 191, 247, 151, 3, 255, 25, 48, 179, 72, 165, - 181, 209, 215, 94, 146, 42, 172, 86, 170, 198, 79, 184, 56, 210, - 150, 164, 125, 182, 118, 252, 107, 226, 156, 116, 4, 241, 69, 157, - 112, 89, 100, 113, 135, 32, 134, 91, 207, 101, 230, 45, 168, 2, 27, - 96, 37, 173, 174, 176, 185, 246, 28, 70, 97, 105, 52, 64, 126, 15, - 85, 71, 163, 35, 221, 81, 175, 58, 195, 92, 249, 206, 186, 197, - 234, 38, 44, 83, 13, 110, 133, 40, 132, 9, 211, 223, 205, 244, 65, - 129, 77, 82, 106, 220, 55, 200, 108, 193, 171, 250, 36, 225, 123, - 8, 12, 189, 177, 74, 120, 136, 149, 139, 227, 99, 232, 109, 233, - 203, 213, 254, 59, 0, 29, 57, 242, 239, 183, 14, 102, 88, 208, 228, - 166, 119, 114, 248, 235, 117, 75, 10, 49, 68, 80, 180, 143, 237, - 31, 26, 219, 153, 141, 51, 159, 17, 131, 20 - }; - - while (len) - { - unsigned int L = UnsignedMin(16U-m_count, len); - memcpy(m_buf+m_count, buf, L); - m_count+=L; - buf+=L; - len-=L; - if (m_count==16) - { - byte t; - int i,j; - - m_count=0; - memcpy(m_X+16, m_buf, 16); - t=m_C[15]; - for(i=0; i<16; i++) - { - m_X[32+i]=m_X[16+i]^m_X[i]; - t=m_C[i]^=S[m_buf[i]^t]; - } - - t=0; - for(i=0; i<18; i++) - { - for(j=0; j<48; j+=8) - { - t=m_X[j+0]^=S[t]; - t=m_X[j+1]^=S[t]; - t=m_X[j+2]^=S[t]; - t=m_X[j+3]^=S[t]; - t=m_X[j+4]^=S[t]; - t=m_X[j+5]^=S[t]; - t=m_X[j+6]^=S[t]; - t=m_X[j+7]^=S[t]; - } - t=(t+i) & 0xFF; - } - } - } -} - -void MD2::TruncatedFinal(byte *hash, size_t size) -{ - ThrowIfInvalidTruncatedSize(size); - - byte padding[16]; - word32 padlen; - unsigned int i; - - padlen= 16-m_count; - for(i=0; i<padlen; i++) padding[i]=(byte)padlen; - Update(padding, padlen); - Update(m_C, 16); - memcpy(hash, m_X, size); - - Init(); -} - -} -NAMESPACE_END |