X-Git-Url: https://code.wpia.club/?a=blobdiff_plain;f=lib%2Fopenssl%2Fengines%2Fccgost%2Fgost89.c;fp=lib%2Fopenssl%2Fengines%2Fccgost%2Fgost89.c;h=0000000000000000000000000000000000000000;hb=02ed66432c92de70694700164f986190aad3cbc5;hp=b0568c6b3c8446e1dd5f1432b90f93f674e42400;hpb=89016837dcbf2775cd15dc8cbaba00dc6379f86e;p=cassiopeia.git diff --git a/lib/openssl/engines/ccgost/gost89.c b/lib/openssl/engines/ccgost/gost89.c deleted file mode 100644 index b0568c6..0000000 --- a/lib/openssl/engines/ccgost/gost89.c +++ /dev/null @@ -1,421 +0,0 @@ -/********************************************************************** - * gost89.c * - * Copyright (c) 2005-2006 Cryptocom LTD * - * This file is distributed under the same license as OpenSSL * - * * - * Implementation of GOST 28147-89 encryption algorithm * - * No OpenSSL libraries required to compile and use * - * this code * - **********************************************************************/ -#include -#include "gost89.h" -/* Substitution blocks from RFC 4357 - - Note: our implementation of gost 28147-89 algorithm - uses S-box matrix rotated 90 degrees counterclockwise, relative to - examples given in RFC. - - -*/ - -/* Substitution blocks from test examples for GOST R 34.11-94*/ -gost_subst_block GostR3411_94_TestParamSet = { - {0X1,0XF,0XD,0X0,0X5,0X7,0XA,0X4,0X9,0X2,0X3,0XE,0X6,0XB,0X8,0XC}, - {0XD,0XB,0X4,0X1,0X3,0XF,0X5,0X9,0X0,0XA,0XE,0X7,0X6,0X8,0X2,0XC}, - {0X4,0XB,0XA,0X0,0X7,0X2,0X1,0XD,0X3,0X6,0X8,0X5,0X9,0XC,0XF,0XE}, - {0X6,0XC,0X7,0X1,0X5,0XF,0XD,0X8,0X4,0XA,0X9,0XE,0X0,0X3,0XB,0X2}, - {0X7,0XD,0XA,0X1,0X0,0X8,0X9,0XF,0XE,0X4,0X6,0XC,0XB,0X2,0X5,0X3}, - {0X5,0X8,0X1,0XD,0XA,0X3,0X4,0X2,0XE,0XF,0XC,0X7,0X6,0X0,0X9,0XB}, - {0XE,0XB,0X4,0XC,0X6,0XD,0XF,0XA,0X2,0X3,0X8,0X1,0X0,0X7,0X5,0X9}, - {0X4,0XA,0X9,0X2,0XD,0X8,0X0,0XE,0X6,0XB,0X1,0XC,0X7,0XF,0X5,0X3} - }; -/* Substitution blocks for hash function 1.2.643.2.9.1.6.1 */ -gost_subst_block GostR3411_94_CryptoProParamSet= { - {0x1,0x3,0xA,0x9,0x5,0xB,0x4,0xF,0x8,0x6,0x7,0xE,0xD,0x0,0x2,0xC}, - {0xD,0xE,0x4,0x1,0x7,0x0,0x5,0xA,0x3,0xC,0x8,0xF,0x6,0x2,0x9,0xB}, - {0x7,0x6,0x2,0x4,0xD,0x9,0xF,0x0,0xA,0x1,0x5,0xB,0x8,0xE,0xC,0x3}, - {0x7,0x6,0x4,0xB,0x9,0xC,0x2,0xA,0x1,0x8,0x0,0xE,0xF,0xD,0x3,0x5}, - {0x4,0xA,0x7,0xC,0x0,0xF,0x2,0x8,0xE,0x1,0x6,0x5,0xD,0xB,0x9,0x3}, - {0x7,0xF,0xC,0xE,0x9,0x4,0x1,0x0,0x3,0xB,0x5,0x2,0x6,0xA,0x8,0xD}, - {0x5,0xF,0x4,0x0,0x2,0xD,0xB,0x9,0x1,0x7,0x6,0x3,0xC,0xE,0xA,0x8}, - {0xA,0x4,0x5,0x6,0x8,0x1,0x3,0x7,0xD,0xC,0xE,0x0,0x9,0x2,0xB,0xF} - } ; - -/* Test paramset from GOST 28147 */ -gost_subst_block Gost28147_TestParamSet = - { - {0xC,0x6,0x5,0x2,0xB,0x0,0x9,0xD,0x3,0xE,0x7,0xA,0xF,0x4,0x1,0x8}, - {0x9,0xB,0xC,0x0,0x3,0x6,0x7,0x5,0x4,0x8,0xE,0xF,0x1,0xA,0x2,0xD}, - {0x8,0xF,0x6,0xB,0x1,0x9,0xC,0x5,0xD,0x3,0x7,0xA,0x0,0xE,0x2,0x4}, - {0x3,0xE,0x5,0x9,0x6,0x8,0x0,0xD,0xA,0xB,0x7,0xC,0x2,0x1,0xF,0x4}, - {0xE,0x9,0xB,0x2,0x5,0xF,0x7,0x1,0x0,0xD,0xC,0x6,0xA,0x4,0x3,0x8}, - {0xD,0x8,0xE,0xC,0x7,0x3,0x9,0xA,0x1,0x5,0x2,0x4,0x6,0xF,0x0,0xB}, - {0xC,0x9,0xF,0xE,0x8,0x1,0x3,0xA,0x2,0x7,0x4,0xD,0x6,0x0,0xB,0x5}, - {0x4,0x2,0xF,0x5,0x9,0x1,0x0,0x8,0xE,0x3,0xB,0xC,0xD,0x7,0xA,0x6} - }; - - - - -/* 1.2.643.2.2.31.1 */ -gost_subst_block Gost28147_CryptoProParamSetA= { - {0xB,0xA,0xF,0x5,0x0,0xC,0xE,0x8,0x6,0x2,0x3,0x9,0x1,0x7,0xD,0x4}, - {0x1,0xD,0x2,0x9,0x7,0xA,0x6,0x0,0x8,0xC,0x4,0x5,0xF,0x3,0xB,0xE}, - {0x3,0xA,0xD,0xC,0x1,0x2,0x0,0xB,0x7,0x5,0x9,0x4,0x8,0xF,0xE,0x6}, - {0xB,0x5,0x1,0x9,0x8,0xD,0xF,0x0,0xE,0x4,0x2,0x3,0xC,0x7,0xA,0x6}, - {0xE,0x7,0xA,0xC,0xD,0x1,0x3,0x9,0x0,0x2,0xB,0x4,0xF,0x8,0x5,0x6}, - {0xE,0x4,0x6,0x2,0xB,0x3,0xD,0x8,0xC,0xF,0x5,0xA,0x0,0x7,0x1,0x9}, - {0x3,0x7,0xE,0x9,0x8,0xA,0xF,0x0,0x5,0x2,0x6,0xC,0xB,0x4,0xD,0x1}, - {0x9,0x6,0x3,0x2,0x8,0xB,0x1,0x7,0xA,0x4,0xE,0xF,0xC,0x0,0xD,0x5} - }; -/* 1.2.643.2.2.31.2 */ -gost_subst_block Gost28147_CryptoProParamSetB= - { - {0x0,0x4,0xB,0xE,0x8,0x3,0x7,0x1,0xA,0x2,0x9,0x6,0xF,0xD,0x5,0xC}, - {0x5,0x2,0xA,0xB,0x9,0x1,0xC,0x3,0x7,0x4,0xD,0x0,0x6,0xF,0x8,0xE}, - {0x8,0x3,0x2,0x6,0x4,0xD,0xE,0xB,0xC,0x1,0x7,0xF,0xA,0x0,0x9,0x5}, - {0x2,0x7,0xC,0xF,0x9,0x5,0xA,0xB,0x1,0x4,0x0,0xD,0x6,0x8,0xE,0x3}, - {0x7,0x5,0x0,0xD,0xB,0x6,0x1,0x2,0x3,0xA,0xC,0xF,0x4,0xE,0x9,0x8}, - {0xE,0xC,0x0,0xA,0x9,0x2,0xD,0xB,0x7,0x5,0x8,0xF,0x3,0x6,0x1,0x4}, - {0x0,0x1,0x2,0xA,0x4,0xD,0x5,0xC,0x9,0x7,0x3,0xF,0xB,0x8,0x6,0xE}, - {0x8,0x4,0xB,0x1,0x3,0x5,0x0,0x9,0x2,0xE,0xA,0xC,0xD,0x6,0x7,0xF} - }; -/* 1.2.643.2.2.31.3 */ -gost_subst_block Gost28147_CryptoProParamSetC= - { - {0x7,0x4,0x0,0x5,0xA,0x2,0xF,0xE,0xC,0x6,0x1,0xB,0xD,0x9,0x3,0x8}, - {0xA,0x9,0x6,0x8,0xD,0xE,0x2,0x0,0xF,0x3,0x5,0xB,0x4,0x1,0xC,0x7}, - {0xC,0x9,0xB,0x1,0x8,0xE,0x2,0x4,0x7,0x3,0x6,0x5,0xA,0x0,0xF,0xD}, - {0x8,0xD,0xB,0x0,0x4,0x5,0x1,0x2,0x9,0x3,0xC,0xE,0x6,0xF,0xA,0x7}, - {0x3,0x6,0x0,0x1,0x5,0xD,0xA,0x8,0xB,0x2,0x9,0x7,0xE,0xF,0xC,0x4}, - {0x8,0x2,0x5,0x0,0x4,0x9,0xF,0xA,0x3,0x7,0xC,0xD,0x6,0xE,0x1,0xB}, - {0x0,0x1,0x7,0xD,0xB,0x4,0x5,0x2,0x8,0xE,0xF,0xC,0x9,0xA,0x6,0x3}, - {0x1,0xB,0xC,0x2,0x9,0xD,0x0,0xF,0x4,0x5,0x8,0xE,0xA,0x7,0x6,0x3} - }; - -/* 1.2.643.2.2.31.4 */ -gost_subst_block Gost28147_CryptoProParamSetD= - { - {0x1,0xA,0x6,0x8,0xF,0xB,0x0,0x4,0xC,0x3,0x5,0x9,0x7,0xD,0x2,0xE}, - {0x3,0x0,0x6,0xF,0x1,0xE,0x9,0x2,0xD,0x8,0xC,0x4,0xB,0xA,0x5,0x7}, - {0x8,0x0,0xF,0x3,0x2,0x5,0xE,0xB,0x1,0xA,0x4,0x7,0xC,0x9,0xD,0x6}, - {0x0,0xC,0x8,0x9,0xD,0x2,0xA,0xB,0x7,0x3,0x6,0x5,0x4,0xE,0xF,0x1}, - {0x1,0x5,0xE,0xC,0xA,0x7,0x0,0xD,0x6,0x2,0xB,0x4,0x9,0x3,0xF,0x8}, - {0x1,0xC,0xB,0x0,0xF,0xE,0x6,0x5,0xA,0xD,0x4,0x8,0x9,0x3,0x7,0x2}, - {0xB,0x6,0x3,0x4,0xC,0xF,0xE,0x2,0x7,0xD,0x8,0x0,0x5,0xA,0x9,0x1}, - {0xF,0xC,0x2,0xA,0x6,0x4,0x5,0x0,0x7,0x9,0xE,0xD,0x1,0xB,0x8,0x3} - }; - - -const byte CryptoProKeyMeshingKey[]={ - 0x69, 0x00, 0x72, 0x22, 0x64, 0xC9, 0x04, 0x23, - 0x8D, 0x3A, 0xDB, 0x96, 0x46, 0xE9, 0x2A, 0xC4, - 0x18, 0xFE, 0xAC, 0x94, 0x00, 0xED, 0x07, 0x12, - 0xC0, 0x86, 0xDC, 0xC2, 0xEF, 0x4C, 0xA9, 0x2B - }; -/* Initialization of gost_ctx subst blocks*/ -static void kboxinit(gost_ctx *c, const gost_subst_block *b) - { - int i; - - for (i = 0; i < 256; i++) - { - c->k87[i] = (b->k8[i>>4] <<4 | b->k7 [i &15])<<24; - c->k65[i] = (b->k6[i>>4] << 4 | b->k5 [i &15])<<16; - c->k43[i] = (b->k4[i>>4] <<4 | b->k3 [i &15])<<8; - c->k21[i] = b->k2[i>>4] <<4 | b->k1 [i &15]; - - } - } - -/* Part of GOST 28147 algorithm moved into separate function */ -static word32 f(gost_ctx *c,word32 x) - { - x = c->k87[x>>24 & 255] | c->k65[x>>16 & 255]| - c->k43[x>> 8 & 255] | c->k21[x & 255]; - /* Rotate left 11 bits */ - return x<<11 | x>>(32-11); - } -/* Low-level encryption routine - encrypts one 64 bit block*/ -void gostcrypt(gost_ctx *c, const byte *in, byte *out) - { - register word32 n1, n2; /* As named in the GOST */ - n1 = in[0]|(in[1]<<8)|(in[2]<<16)|(in[3]<<24); - n2 = in[4]|(in[5]<<8)|(in[6]<<16)|(in[7]<<24); - /* Instead of swapping halves, swap names each round */ - - n2 ^= f(c,n1+c->k[0]); n1 ^= f(c,n2+c->k[1]); - n2 ^= f(c,n1+c->k[2]); n1 ^= f(c,n2+c->k[3]); - n2 ^= f(c,n1+c->k[4]); n1 ^= f(c,n2+c->k[5]); - n2 ^= f(c,n1+c->k[6]); n1 ^= f(c,n2+c->k[7]); - - n2 ^= f(c,n1+c->k[0]); n1 ^= f(c,n2+c->k[1]); - n2 ^= f(c,n1+c->k[2]); n1 ^= f(c,n2+c->k[3]); - n2 ^= f(c,n1+c->k[4]); n1 ^= f(c,n2+c->k[5]); - n2 ^= f(c,n1+c->k[6]); n1 ^= f(c,n2+c->k[7]); - - n2 ^= f(c,n1+c->k[0]); n1 ^= f(c,n2+c->k[1]); - n2 ^= f(c,n1+c->k[2]); n1 ^= f(c,n2+c->k[3]); - n2 ^= f(c,n1+c->k[4]); n1 ^= f(c,n2+c->k[5]); - n2 ^= f(c,n1+c->k[6]); n1 ^= f(c,n2+c->k[7]); - - n2 ^= f(c,n1+c->k[7]); n1 ^= f(c,n2+c->k[6]); - n2 ^= f(c,n1+c->k[5]); n1 ^= f(c,n2+c->k[4]); - n2 ^= f(c,n1+c->k[3]); n1 ^= f(c,n2+c->k[2]); - n2 ^= f(c,n1+c->k[1]); n1 ^= f(c,n2+c->k[0]); - - out[0] = (byte)(n2&0xff); out[1] = (byte)((n2>>8)&0xff); - out[2] = (byte)((n2>>16)&0xff); out[3]=(byte)(n2>>24); - out[4] = (byte)(n1&0xff); out[5] = (byte)((n1>>8)&0xff); - out[6] = (byte)((n1>>16)&0xff); out[7] = (byte)(n1>>24); - } -/* Low-level decryption routine. Decrypts one 64-bit block */ -void gostdecrypt(gost_ctx *c, const byte *in,byte *out) - { - register word32 n1, n2; /* As named in the GOST */ - n1 = in[0]|(in[1]<<8)|(in[2]<<16)|(in[3]<<24); - n2 = in[4]|(in[5]<<8)|(in[6]<<16)|(in[7]<<24); - - n2 ^= f(c,n1+c->k[0]); n1 ^= f(c,n2+c->k[1]); - n2 ^= f(c,n1+c->k[2]); n1 ^= f(c,n2+c->k[3]); - n2 ^= f(c,n1+c->k[4]); n1 ^= f(c,n2+c->k[5]); - n2 ^= f(c,n1+c->k[6]); n1 ^= f(c,n2+c->k[7]); - - n2 ^= f(c,n1+c->k[7]); n1 ^= f(c,n2+c->k[6]); - n2 ^= f(c,n1+c->k[5]); n1 ^= f(c,n2+c->k[4]); - n2 ^= f(c,n1+c->k[3]); n1 ^= f(c,n2+c->k[2]); - n2 ^= f(c,n1+c->k[1]); n1 ^= f(c,n2+c->k[0]); - - n2 ^= f(c,n1+c->k[7]); n1 ^= f(c,n2+c->k[6]); - n2 ^= f(c,n1+c->k[5]); n1 ^= f(c,n2+c->k[4]); - n2 ^= f(c,n1+c->k[3]); n1 ^= f(c,n2+c->k[2]); - n2 ^= f(c,n1+c->k[1]); n1 ^= f(c,n2+c->k[0]); - - n2 ^= f(c,n1+c->k[7]); n1 ^= f(c,n2+c->k[6]); - n2 ^= f(c,n1+c->k[5]); n1 ^= f(c,n2+c->k[4]); - n2 ^= f(c,n1+c->k[3]); n1 ^= f(c,n2+c->k[2]); - n2 ^= f(c,n1+c->k[1]); n1 ^= f(c,n2+c->k[0]); - - out[0] = (byte)(n2&0xff); out[1] = (byte)((n2>>8)&0xff); - out[2] = (byte)((n2>>16)&0xff); out[3]=(byte)(n2>>24); - out[4] = (byte)(n1&0xff); out[5] = (byte)((n1>>8)&0xff); - out[6] = (byte)((n1>>16)&0xff); out[7] = (byte)(n1>>24); - } - -/* Encrypts several blocks in ECB mode */ -void gost_enc(gost_ctx *c,const byte *clear,byte *cipher, int blocks) - { - int i; - for(i=0;ik[i]=k[j]|(k[j+1]<<8)|(k[j+2]<<16)|(k[j+3]<<24); - } - } - -/* Retrieve 256-bit key from context */ -void gost_get_key(gost_ctx *c, byte *k) - { - int i,j; - for(i=0,j=0;i<8;i++,j+=4) - { - k[j]=(byte)(c->k[i]& 0xFF); - k[j+1]=(byte)((c->k[i]>>8 )&0xFF); - k[j+2]=(byte)((c->k[i]>>16) &0xFF); - k[j+3]=(byte)((c->k[i]>>24) &0xFF); - } - } - -/* Initalize context. Provides default value for subst_block */ -void gost_init(gost_ctx *c, const gost_subst_block *b) - { - if(!b) - { - b=&GostR3411_94_TestParamSet; - } - kboxinit(c,b); - } - -/* Cleans up key from context */ -void gost_destroy(gost_ctx *c) - { - int i; for(i=0;i<8;i++) c->k[i]=0; - } - -/* Compute GOST 28147 mac block - * - * Parameters - * gost_ctx *c - context initalized with substitution blocks and key - * buffer - 8-byte mac state buffer - * block 8-byte block to process. - * */ -void mac_block(gost_ctx *c,byte *buffer,const byte *block) - { - register word32 n1, n2; /* As named in the GOST */ - int i; - for (i=0; i<8; i++) - { - buffer[i]^=block[i]; - } - n1 = buffer[0]|(buffer[1]<<8)|(buffer[2]<<16)|(buffer[3]<<24); - n2 = buffer[4]|(buffer[5]<<8)|(buffer[6]<<16)|(buffer[7]<<24); - /* Instead of swapping halves, swap names each round */ - - n2 ^= f(c,n1+c->k[0]); n1 ^= f(c,n2+c->k[1]); - n2 ^= f(c,n1+c->k[2]); n1 ^= f(c,n2+c->k[3]); - n2 ^= f(c,n1+c->k[4]); n1 ^= f(c,n2+c->k[5]); - n2 ^= f(c,n1+c->k[6]); n1 ^= f(c,n2+c->k[7]); - - n2 ^= f(c,n1+c->k[0]); n1 ^= f(c,n2+c->k[1]); - n2 ^= f(c,n1+c->k[2]); n1 ^= f(c,n2+c->k[3]); - n2 ^= f(c,n1+c->k[4]); n1 ^= f(c,n2+c->k[5]); - n2 ^= f(c,n1+c->k[6]); n1 ^= f(c,n2+c->k[7]); - - buffer[0] = (byte)(n1&0xff); buffer[1] = (byte)((n1>>8)&0xff); - buffer[2] = (byte)((n1>>16)&0xff); buffer[3] = (byte)(n1>>24); - buffer[4] = (byte)(n2&0xff); buffer[5] = (byte)((n2>>8)&0xff); - buffer[6] = (byte)((n2>>16)&0xff); buffer[7] = (byte)(n2>>24); - } - -/* Get mac with specified number of bits from MAC state buffer */ -void get_mac(byte *buffer,int nbits,byte *out) - { - int nbytes= nbits >> 3; - int rembits = nbits & 7; - int mask =rembits?((1