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joinc는 Firefox와 chrome에서 테스트 했습니다. IE에서는 테이블이 깨지거나 이미지가 보이지 않을 수 있습니다. 특히 구글 Docs이미지의 경우 엑박처리될 수 있습니다.
- Triple DES library source
- Triple DES 알고리즘의 이해를 위한 예제 및 library
- minzkn
- Version 0.1
- 2006/04/15
설명
미국 상무성의 국립표준국 (NBS, National Bureau os Standards) 에서
공모를 통하여 채택된 DES 암호화 알고리즘을
Library로 구현해보고 예제도 함께 만들어 봤습니다.
공모를 통하여 채택된 DES 암호화 알고리즘을
Library로 구현해보고 예제도 함께 만들어 봤습니다.
본 예제 및 library 의 최근 소스는 ![[http]](/modules/moniwiki/imgs/http.png)
http://minzkn.wowdns.com:2744/phpBB2/viewtopic.php?t=570 에서 다운로드 받을수 있습니다.
http://minzkn.wowdns.com:2744/phpBB2/viewtopic.php?t=570 에서 다운로드 받을수 있습니다.사용방법
예제의 main.c 참고
코드
/* Copyright (C) Information Equipment co.,LTD. All rights reserved. Code by JaeHyuk Cho <mailto:minzkn@infoeq.com> CVSTAG="$Header: /usr/local/mutihost/joinc/modules/moniwiki/data/text/RCS/Code_2fC_2fTripleDES,v 1.2 2010/02/06 08:38:32 root Exp root $" */ #if !defined(__def_mzapi_source_main_c__) #define __def_mzapi_source_main_c__ "main.c" #include <stdio.h> #include <stdlib.h> #include <string.h> #include "mzdes.h" static void mzapi_tdump(char *s_title, void *s_data, int s_size) { int s_o,s_w,s_i;unsigned char s_b[17]; (void)printf("%s:\n", s_title); s_b[16]='\0';s_o=(int)0; while(s_o<(s_size)){ s_w=((s_size)-s_o)<16?((s_size)-s_o):16;printf("%08X",s_o);for(s_i=0;s_i<s_w;s_i++){if(s_i==8)printf(" | ");else printf(" "); s_b[s_i]=*(((unsigned char *)(s_data))+s_o+s_i);printf("%02X",s_b[s_i]);if((s_b[s_i]&0x80)||(s_b[s_i]<' '))s_b[s_i]='.';} while(s_i<16){if(s_i==8)printf(" ");else printf(" ");s_b[s_i]=' ';s_i++;} printf(" [%s]\n",(char *)s_b);s_o+=16;} (void)printf("\n"); } static void test_des(void) { unsigned char s_user_key[ __def_mzapi_des_user_key_size__ ]; unsigned char s_round_key[ __def_mzapi_des_round_key_size__ ]; /* (16 * 48) bytes */ char s_data[] = { "DES encrypt/decrypt library/example source\n" "Copyright (C) Information Equipment co.,LTD.\n" "All rights reserved.\n" "Code by JaeHyuk Cho <mailto:minzkn@infoeq.com>\n" }; void *s_padding_data; int s_data_size, s_padding_data_size; (void)printf("\x1b[1;33mtest des\x1b[0m\n~~~~~~~~\n\n"); /* password */ (void)memset(&s_user_key[0], 0, sizeof(s_user_key)); (void)strncpy(&s_user_key[0], "ABCDEFGH", sizeof(s_user_key)); mzapi_tdump("user key", &s_user_key[0], sizeof(s_user_key)); (void)mzapi_des_make_round_key(&s_round_key[0], &s_user_key[0]); #if 1 /* show round key */ do { int s_index0, s_index1, s_index2; (void)printf("round key:\n"); for(s_index0 = 0;s_index0 < 16;s_index0++) { (void)printf("[%2d] ", s_index0); for(s_index1 = 0;s_index1 < 48;s_index1 += 8) { for(s_index2 = 0;s_index2 < 8;s_index2++) { (void)printf("%d", (unsigned int)s_round_key[s_index0 + s_index1 + s_index2]); } (void)printf("b "); } (void)printf("\n"); } (void)printf("\n"); }while(0); #endif /* padding process */ s_data_size = sizeof(s_data); s_padding_data_size = s_data_size + (__def_mzapi_des_block_size__ - 1); s_padding_data_size -= s_padding_data_size % __def_mzapi_des_block_size__; s_padding_data = malloc(s_padding_data_size); if(s_padding_data == NULL) { (void)printf("allocate error !\n"); return; } (void)memcpy(s_padding_data, s_data, s_data_size); if((s_padding_data_size - s_data_size) > 0) { /* zero padding */ (void)memset(__mzapi_peek_f__(void *, s_padding_data, s_data_size), 0, s_padding_data_size - s_data_size); } mzapi_tdump("data", &s_data[0], s_data_size); mzapi_tdump("encrypt", mzapi_des_encrypt(s_padding_data, s_padding_data_size, &s_round_key[0]), (int)s_padding_data_size); mzapi_tdump("decrypt", mzapi_des_decrypt(s_padding_data, s_padding_data_size, &s_round_key[0]), (int)s_data_size); free((void *)s_padding_data); } static void test_triple_des(void) { unsigned char s_user_key[ __def_mzapi_3des_user_key_size__ ]; unsigned char s_round_key[ __def_mzapi_3des_round_key_size__ ]; /* (16 * 48 * 3) bytes */ char s_data[] = { "DES encrypt/decrypt library/example source\n" "Copyright (C) Information Equipment co.,LTD.\n" "All rights reserved.\n" "Code by JaeHyuk Cho <mailto:minzkn@infoeq.com>\n" }; void *s_padding_data; int s_data_size, s_padding_data_size; (void)printf("\x1b[1;33mtest triple des\x1b[0m\n~~~~~~~~~~~~~~~~\n\n"); /* password */ (void)memset(&s_user_key[0], 0, sizeof(s_user_key)); (void)strncpy(&s_user_key[0], "ABCDEFGHIJKLMNOPQRSTUVWX", sizeof(s_user_key)); mzapi_tdump("user key", &s_user_key[0], sizeof(s_user_key)); (void)mzapi_3des_make_round_key(&s_round_key[0], &s_user_key[0]); #if 1 /* show round key */ do { int s_index, s_index0, s_index1, s_index2; (void)printf("round key:\n"); for(s_index = 0;s_index < 3;s_index++) { for(s_index0 = 0;s_index0 < 16;s_index0++) { (void)printf("[%d][%2d] ", s_index, s_index0); for(s_index1 = 0;s_index1 < 48;s_index1 += 8) { for(s_index2 = 0;s_index2 < 8;s_index2++) { (void)printf("%d", (unsigned int)s_round_key[(s_index * __def_mzapi_des_round_key_size__) + s_index0 + s_index1 + s_index2]); } (void)printf("b "); } (void)printf("\n"); } } (void)printf("\n"); }while(0); #endif /* padding process */ s_data_size = sizeof(s_data); s_padding_data_size = s_data_size + (__def_mzapi_3des_block_size__ - 1); s_padding_data_size -= s_padding_data_size % __def_mzapi_3des_block_size__; s_padding_data = malloc(s_padding_data_size); if(s_padding_data == NULL) { (void)printf("allocate error !\n"); return; } (void)memcpy(s_padding_data, s_data, s_data_size); if((s_padding_data_size - s_data_size) > 0) { /* zero padding */ (void)memset(__mzapi_peek_f__(void *, s_padding_data, s_data_size), 0, s_padding_data_size - s_data_size); } mzapi_tdump("data", &s_data[0], s_data_size); mzapi_tdump("encrpyt", mzapi_3des_encrypt(s_padding_data, s_padding_data_size, &s_round_key[0]), (int)s_padding_data_size); mzapi_tdump("decrypt", mzapi_3des_decrypt(s_padding_data, s_padding_data_size, &s_round_key[0]), (int)s_data_size); free((void *)s_padding_data); } int main(void) { test_des(); test_triple_des(); return(0); } #endif /* vim: set expandtab: */ /* End of source */
/* Copyright (C) Information Equipment co.,LTD. All rights reserved. Code by JaeHyuk Cho <mailto:minzkn@infoeq.com> CVSTAG="$Header: /usr/local/mutihost/joinc/modules/moniwiki/data/text/RCS/Code_2fC_2fTripleDES,v 1.2 2010/02/06 08:38:32 root Exp root $" Triple-DES encryt/decrypt library */ #if !defined(__def_mzapi_source_mzdes_c__) #define __def_mzapi_source_mzdes_c__ "mzdes.c" #include "mzdes.h" #define __def_mzapi_des_rounds__ (16) /* 16=default rounds */ __mzapi_static__ __t_mzapi_ptr__ (__mzapi_fastcall__ __mzapi_des_block__)(__t_mzapi_int__ s_function, __t_mzapi_ptr__ s_data, __mzapi_const__ __t_mzapi_ptr__ s_round_key); __mzapi_static__ __t_mzapi_ptr__ (__mzapi_fastcall__ __mzapi_3des_block__)(__t_mzapi_int__ s_function, __t_mzapi_ptr__ s_data, __mzapi_const__ __t_mzapi_ptr__ s_round_key); __mzapi_export__ __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_des_make_round_key)(__t_mzapi_ptr__ s_round_key, __mzapi_const__ __t_mzapi_ptr__ s_user_key); __mzapi_export__ __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_des_encrypt_block)(__t_mzapi_ptr__ s_data, __mzapi_const__ __t_mzapi_ptr__ s_round_key); __mzapi_export__ __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_des_decrypt_block)(__t_mzapi_ptr__ s_data, __mzapi_const__ __t_mzapi_ptr__ s_round_key); __mzapi_export__ __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_des_encrypt)(__t_mzapi_ptr__ s_data, __t_mzapi_size__ s_size, __mzapi_const__ __t_mzapi_ptr__ s_round_key); __mzapi_export__ __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_des_decrypt)(__t_mzapi_ptr__ s_data, __t_mzapi_size__ s_size, __mzapi_const__ __t_mzapi_ptr__ s_round_key); __mzapi_export__ __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_3des_make_round_key)(__t_mzapi_ptr__ s_round_key, __mzapi_const__ __t_mzapi_ptr__ s_user_key); __mzapi_export__ __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_3des_encrypt_block)(__t_mzapi_ptr__ s_data, __mzapi_const__ __t_mzapi_ptr__ s_round_key); __mzapi_export__ __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_3des_decrypt_block)(__t_mzapi_ptr__ s_data, __mzapi_const__ __t_mzapi_ptr__ s_round_key); __mzapi_export__ __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_3des_encrypt)(__t_mzapi_ptr__ s_data, __t_mzapi_size__ s_size, __mzapi_const__ __t_mzapi_ptr__ s_round_key); __mzapi_export__ __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_3des_decrypt)(__t_mzapi_ptr__ s_data, __t_mzapi_size__ s_size, __mzapi_const__ __t_mzapi_ptr__ s_round_key); /* initial permutation table */ __mzapi_static__ __t_mzapi_int__ __mzapi_const__ __gc_mzapi_des_ip_table__[2][64] = { { 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, 56, 48, 40, 32, 24, 16, 8, 0, 58, 50, 42, 34, 26, 18, 10, 2, 60, 52, 44, 36, 28, 20, 12, 4, 62, 54, 46, 38, 30, 22, 14, 6 }, { /* reverse */ 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, 32, 0, 40, 8, 48, 16, 56, 24 } }; /* key permutation table */ __mzapi_static__ __t_mzapi_int__ __mzapi_const__ __gc_mzapi_des_kp_table__[56] = { 56, 48, 40, 32, 24, 16, 8, 0, 57, 49, 41, 33, 25, 17, 9, 1, 58, 50, 42, 34, 26, 18, 10, 2, 59, 51, 43, 35, 62, 54, 46, 38, 30, 22, 14, 6, 61, 53, 45, 37, 29, 21, 13, 5, 60, 52, 44, 36, 28, 20, 12, 4, 27, 19, 11, 3 }; /* key left shift table */ __mzapi_static__ __t_mzapi_byte__ __mzapi_const__ __gc_mzapi_des_kls_table__[16] = { 0, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0 }; /* compression permutation table */ __mzapi_static__ __t_mzapi_int__ __mzapi_const__ __gc_mzapi_des_cp_table__[48] = { 13, 16, 10, 23, 0, 4, 2, 27, 14, 5, 20, 9, 22, 18, 11, 3, 25, 7, 15, 6, 26, 19, 12, 1, 40, 51, 30, 36, 46, 54, 29, 39, 50, 44, 32, 47, 43, 48, 38, 55, 33, 52, 45, 41, 49, 35, 28, 31 }; /* expansion permutation table */ __mzapi_static__ __t_mzapi_int__ __mzapi_const__ __gc_mzapi_des_ep_table__[48] = { 31, 0, 1, 2, 3, 4, 3, 4, 5, 6, 7, 8, 7, 8, 9, 10, 11, 12, 11, 12, 13, 14, 15, 16, 15, 16, 17, 18, 19, 20, 19, 20, 21, 22, 23, 24, 23, 24, 25, 26, 27, 28, 27, 28, 29, 30, 31, 0 }; /* S-Box substitution table */ __mzapi_static__ __t_mzapi_byte__ __mzapi_const__ __gc_mzapi_des_sbox_table__[8][4][16] = { { /* 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} } }; /* P-Box permutation table */ __mzapi_static__ __t_mzapi_int__ __mzapi_const__ __gc_mzapi_des_pbox_table__[32] = { 15, 6, 19, 20, 28, 11, 27, 16, 0, 14, 22, 25, 4, 17, 30, 9, 1, 7, 23, 13, 31, 26, 2, 8, 18, 12, 29, 5, 21, 10, 3, 24 }; /* inline function : bit to byte */ #define __mzapi_des_bit_to_byte__(m_target,m_source,m_size) \ do \ { \ __t_mzapi_byte__ *__sm_target__ = (__t_mzapi_byte__ *)(m_target), *__sm_source__ = (__t_mzapi_byte__ *)(m_source), __sm_byte__; \ __t_mzapi_size__ __sm_size__ = ((__t_mzapi_size__)(m_size)) << 3, __sm_offset__ = (__t_mzapi_size__)0; \ do \ { \ __sm_byte__ = __sm_source__[__sm_offset__ >> 3]; \ __sm_target__[__sm_offset__++] = (__sm_byte__ >> 7) & ((__t_mzapi_byte__)0x01); \ __sm_target__[__sm_offset__++] = (__sm_byte__ >> 6) & ((__t_mzapi_byte__)0x01); \ __sm_target__[__sm_offset__++] = (__sm_byte__ >> 5) & ((__t_mzapi_byte__)0x01); \ __sm_target__[__sm_offset__++] = (__sm_byte__ >> 4) & ((__t_mzapi_byte__)0x01); \ __sm_target__[__sm_offset__++] = (__sm_byte__ >> 3) & ((__t_mzapi_byte__)0x01); \ __sm_target__[__sm_offset__++] = (__sm_byte__ >> 2) & ((__t_mzapi_byte__)0x01); \ __sm_target__[__sm_offset__++] = (__sm_byte__ >> 1) & ((__t_mzapi_byte__)0x01); \ __sm_target__[__sm_offset__++] = (__sm_byte__ >> 0) & ((__t_mzapi_byte__)0x01); \ }while(__sm_offset__ < __sm_size__); \ }while(0) /* inline function : byte to bit */ #define __mzapi_des_byte_to_bit__(m_target,m_source,m_size) \ do \ { \ __t_mzapi_byte__ *__sm_target__ = (__t_mzapi_byte__ *)(m_target), *__sm_source__ = (__t_mzapi_byte__ *)(m_source), __sm_byte__ = (__t_mzapi_byte__)0; \ __t_mzapi_size__ __sm_size__ = (__t_mzapi_size__)(m_size), __sm_offset__ = (__t_mzapi_size__)0; \ while(__sm_offset__ < __sm_size__) \ { \ __sm_byte__ = (__sm_byte__ << 1) | __sm_source__[__sm_offset__++]; \ if((__sm_offset__ % ((__t_mzapi_size__)8)) != ((__t_mzapi_size__)0))continue; \ __sm_target__[(__sm_offset__ - ((__t_mzapi_size__)1)) >> 3] = __sm_byte__; \ } \ }while(0) #define __def_mzapi_des_encrypt_function__ ((__t_mzapi_int__)0) #define __def_mzapi_des_decrypt_function__ ((__t_mzapi_int__)1) __mzapi_static__ __t_mzapi_ptr__ (__mzapi_fastcall__ __mzapi_des_block__)(__t_mzapi_int__ s_function, __t_mzapi_ptr__ s_data, __mzapi_const__ __t_mzapi_ptr__ s_round_key) { __t_mzapi_byte__ s_temp[64], s_ip[64], s_next_left[32], s_ep[48], *s_left, *s_right, *s_ep_ptr, s_value; __t_mzapi_int__ s_index, s_round; /* bit to byte */ __mzapi_des_bit_to_byte__(&s_temp[0], s_data, 8); /* initial permutation */ for(s_index = (__t_mzapi_int__)0;s_index < ((__t_mzapi_int__)64);s_index++)s_ip[s_index] = s_temp[__gc_mzapi_des_ip_table__[0][s_index]]; /* left & right */ if(s_function == __def_mzapi_des_encrypt_function__) { s_left = (__t_mzapi_byte__ *)(&s_ip[0]); s_right = (__t_mzapi_byte__ *)(&s_ip[32]); } else { s_left = (__t_mzapi_byte__ *)(&s_ip[32]); s_right = (__t_mzapi_byte__ *)(&s_ip[0]); } /* 16 round loop */ for(s_round = (__t_mzapi_int__)0;s_round < ((__t_mzapi_int__)__def_mzapi_des_rounds__);s_round++) { /* backup right(next left) */ for(s_index = (__t_mzapi_int__)0;s_index < ((__t_mzapi_int__)32);s_index++)s_next_left[s_index] = s_right[s_index]; /* expansion permutation with xor */ if(s_function == __def_mzapi_des_encrypt_function__) { /* spinning direction key */ for(s_index = (__t_mzapi_int__)0;s_index < ((__t_mzapi_int__)48);s_index++) { s_ep[s_index] = s_right[__gc_mzapi_des_ep_table__[s_index]] ^ (*__mzapi_peek_f__(__t_mzapi_byte__ *, s_round_key, (s_round * ((__t_mzapi_int__)48)) + s_index)); } } else { /* reverse direction key */ for(s_index = (__t_mzapi_int__)0;s_index < ((__t_mzapi_int__)48);s_index++) { s_ep[s_index] = s_right[__gc_mzapi_des_ep_table__[s_index]] ^ (*__mzapi_peek_f__(__t_mzapi_byte__ *, s_round_key, ((((__t_mzapi_int__)(__def_mzapi_des_rounds__ - 1)) - s_round) * ((__t_mzapi_int__)48)) + s_index)); } } /* S-Box substitution */ for(s_index = (__t_mzapi_int__)0;s_index < ((__t_mzapi_int__)8);s_index++) { s_ep_ptr = (__t_mzapi_byte__ *)(&s_ep[s_index * ((__t_mzapi_int__)6)]); s_value = __gc_mzapi_des_sbox_table__[s_index][(s_ep_ptr[0] << 1) | s_ep_ptr[5]][(s_ep_ptr[1] << 3) | (s_ep_ptr[2] << 2) | (s_ep_ptr[3] << 1) | s_ep_ptr[4]]; s_temp[(s_index << 2) + ((__t_mzapi_int__)0)] = (s_value >> 3) & ((__t_mzapi_byte__)0x01); s_temp[(s_index << 2) + ((__t_mzapi_int__)1)] = (s_value >> 2) & ((__t_mzapi_byte__)0x01); s_temp[(s_index << 2) + ((__t_mzapi_int__)2)] = (s_value >> 1) & ((__t_mzapi_byte__)0x01); s_temp[(s_index << 2) + ((__t_mzapi_int__)3)] = (s_value >> 0) & ((__t_mzapi_byte__)0x01); } /* P-Box permutation */ for(s_index = (__t_mzapi_int__)0;s_index < ((__t_mzapi_int__)32);s_index++) { s_right[s_index] = s_temp[__gc_mzapi_des_pbox_table__[s_index]] ^ s_left[s_index]; s_left[s_index] = s_next_left[s_index]; } } /* merge left & right */ if(s_function == __def_mzapi_des_encrypt_function__) { for(s_index = (__t_mzapi_int__)0;s_index < ((__t_mzapi_int__)32);s_index++) { s_temp[s_index] = s_left[s_index]; s_temp[s_index + ((__t_mzapi_int__)32)] = s_right[s_index]; } } else { for(s_index = (__t_mzapi_int__)0;s_index < ((__t_mzapi_int__)32);s_index++) { s_temp[s_index] = s_right[s_index]; s_temp[s_index + ((__t_mzapi_int__)32)] = s_left[s_index]; } } /* reverse initial permutation */ for(s_index = (__t_mzapi_int__)0;s_index < ((__t_mzapi_int__)64);s_index++)s_ip[s_index] = s_temp[__gc_mzapi_des_ip_table__[1][s_index]]; /* byte to bit */ __mzapi_des_byte_to_bit__(s_data, &s_ip[0], 64); return(s_data); } __mzapi_static__ __t_mzapi_ptr__ (__mzapi_fastcall__ __mzapi_3des_block__)(__t_mzapi_int__ s_function, __t_mzapi_ptr__ s_data, __mzapi_const__ __t_mzapi_ptr__ s_round_key) { if(s_function == __def_mzapi_des_encrypt_function__) { return(__mzapi_des_block__(s_function, __mzapi_des_block__(s_function, __mzapi_des_block__(s_function, s_data, s_round_key), __mzapi_peek_f__(__t_mzapi_ptr__, s_round_key, __def_mzapi_des_round_key_size__)), __mzapi_peek_f__(__t_mzapi_ptr__, s_round_key, __def_mzapi_des_round_key_size__ << 1))); } return(__mzapi_des_block__(s_function, __mzapi_des_block__(s_function, __mzapi_des_block__(s_function, s_data, __mzapi_peek_f__(__t_mzapi_ptr__, s_round_key, __def_mzapi_des_round_key_size__ << 1)), __mzapi_peek_f__(__t_mzapi_ptr__, s_round_key, __def_mzapi_des_round_key_size__)), s_round_key)); } __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_des_make_round_key)(__t_mzapi_ptr__ s_round_key, __mzapi_const__ __t_mzapi_ptr__ s_user_key) { __t_mzapi_byte__ s_temp[64], s_key56[56]; __t_mzapi_int__ s_index, s_round; /* bit to byte */ __mzapi_des_bit_to_byte__(&s_temp[0], s_user_key, 8); /* key permutation */ for(s_index = (__t_mzapi_int__)0;s_index < ((__t_mzapi_int__)56);s_index++)s_key56[s_index] = s_temp[__gc_mzapi_des_kp_table__[s_index]]; for(s_round = (__t_mzapi_int__)0;s_round < ((__t_mzapi_int__)__def_mzapi_des_rounds__);s_round++) { if(__gc_mzapi_des_kls_table__[s_round] == ((__t_mzapi_byte__)0)) { /* left (shift) rotate 1 */ s_temp[0] = s_key56[0]; s_temp[1] = s_key56[28]; for(s_index = (__t_mzapi_int__)0;s_index < ((__t_mzapi_int__)27);s_index++) { s_key56[s_index] = s_key56[s_index + ((__t_mzapi_int__)1)]; s_key56[s_index + ((__t_mzapi_int__)28)] = s_key56[s_index + ((__t_mzapi_int__)(28 + 1))]; } s_key56[27] = s_temp[0]; s_key56[28 + 27] = s_temp[1]; } else { /* left (shift) rotate 2 */ s_temp[0] = s_key56[0]; s_temp[1] = s_key56[1]; s_temp[2] = s_key56[28]; s_temp[3] = s_key56[28 + 1]; for(s_index = (__t_mzapi_int__)0;s_index < ((__t_mzapi_int__)26);s_index++) { s_key56[s_index] = s_key56[s_index + ((__t_mzapi_int__)2)]; s_key56[s_index + ((__t_mzapi_int__)28)] = s_key56[s_index + ((__t_mzapi_int__)(28 + 2))]; } s_key56[26] = s_temp[0]; s_key56[27] = s_temp[1]; s_key56[28 + 26] = s_temp[2]; s_key56[28 + 27] = s_temp[3]; } /* compression permutation */ for(s_index = (__t_mzapi_int__)0;s_index < ((__t_mzapi_int__)48);s_index++) { *__mzapi_peek_f__(__t_mzapi_byte__ *, s_round_key, (s_round * ((__t_mzapi_int__)48)) + s_index) = s_key56[__gc_mzapi_des_cp_table__[s_index]]; } } return(s_round_key); } __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_des_encrypt_block)(__t_mzapi_ptr__ s_data, __mzapi_const__ __t_mzapi_ptr__ s_round_key) { return(__mzapi_des_block__(__def_mzapi_des_encrypt_function__, s_data, s_round_key)); } __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_des_decrypt_block)(__t_mzapi_ptr__ s_data, __mzapi_const__ __t_mzapi_ptr__ s_round_key) { return(__mzapi_des_block__(__def_mzapi_des_decrypt_function__, s_data, s_round_key)); } __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_des_encrypt)(__t_mzapi_ptr__ s_data, __t_mzapi_size__ s_size, __mzapi_const__ __t_mzapi_ptr__ s_round_key) { __t_mzapi_size__ s_offset = (__t_mzapi_size__)0; while((s_offset + ((__t_mzapi_size__)__def_mzapi_des_block_size__)) <= s_size) { (__t_mzapi_void__)__mzapi_des_block__(__def_mzapi_des_encrypt_function__, __mzapi_peek_f__(__t_mzapi_ptr__, s_data, s_offset), s_round_key); s_offset += (__t_mzapi_size__)__def_mzapi_des_block_size__; } return(s_data); } __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_des_decrypt)(__t_mzapi_ptr__ s_data, __t_mzapi_size__ s_size, __mzapi_const__ __t_mzapi_ptr__ s_round_key) { __t_mzapi_size__ s_offset = (__t_mzapi_size__)0; while((s_offset + ((__t_mzapi_size__)__def_mzapi_des_block_size__)) <= s_size) { (__t_mzapi_void__)__mzapi_des_block__(__def_mzapi_des_decrypt_function__, __mzapi_peek_f__(__t_mzapi_ptr__, s_data, s_offset), s_round_key); s_offset += (__t_mzapi_size__)__def_mzapi_des_block_size__; } return(s_data); } __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_3des_make_round_key)(__t_mzapi_ptr__ s_round_key, __mzapi_const__ __t_mzapi_ptr__ s_user_key) { (__t_mzapi_void__)mzapi_des_make_round_key(__mzapi_peek_f__(__t_mzapi_ptr__, s_round_key, __def_mzapi_des_round_key_size__ << 1), __mzapi_peek_f__(__t_mzapi_ptr__, s_user_key, __def_mzapi_des_user_key_size__ << 1)); (__t_mzapi_void__)mzapi_des_make_round_key(__mzapi_peek_f__(__t_mzapi_ptr__, s_round_key, __def_mzapi_des_round_key_size__), __mzapi_peek_f__(__t_mzapi_ptr__, s_user_key, __def_mzapi_des_user_key_size__)); return(mzapi_des_make_round_key(s_round_key, s_user_key)); } __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_3des_encrypt_block)(__t_mzapi_ptr__ s_data, __mzapi_const__ __t_mzapi_ptr__ s_round_key) { return(__mzapi_3des_block__(__def_mzapi_des_encrypt_function__, s_data, s_round_key)); } __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_3des_decrypt_block)(__t_mzapi_ptr__ s_data, __mzapi_const__ __t_mzapi_ptr__ s_round_key) { return(__mzapi_3des_block__(__def_mzapi_des_decrypt_function__, s_data, s_round_key)); } __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_3des_encrypt)(__t_mzapi_ptr__ s_data, __t_mzapi_size__ s_size, __mzapi_const__ __t_mzapi_ptr__ s_round_key){ __t_mzapi_size__ s_offset = (__t_mzapi_size__)0; while((s_offset + ((__t_mzapi_size__)__def_mzapi_3des_block_size__)) <= s_size) { (__t_mzapi_void__)__mzapi_3des_block__(__def_mzapi_des_encrypt_function__, __mzapi_peek_f__(__t_mzapi_ptr__, s_data, s_offset), s_round_key); s_offset += (__t_mzapi_size__)__def_mzapi_3des_block_size__; } return(s_data); } __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_3des_decrypt)(__t_mzapi_ptr__ s_data, __t_mzapi_size__ s_size, __mzapi_const__ __t_mzapi_ptr__ s_round_key){ __t_mzapi_size__ s_offset = (__t_mzapi_size__)0; while((s_offset + ((__t_mzapi_size__)__def_mzapi_3des_block_size__)) <= s_size) { (__t_mzapi_void__)__mzapi_3des_block__(__def_mzapi_des_decrypt_function__, __mzapi_peek_f__(__t_mzapi_ptr__, s_data, s_offset), s_round_key); s_offset += (__t_mzapi_size__)__def_mzapi_3des_block_size__; } return(s_data); } #endif /* vim: set expandtab: */ /* End of source */
/* Copyright (C) Information Equipment co.,LTD. All rights reserved. Code by JaeHyuk Cho <mailto:minzkn@infoeq.com> CVSTAG="$Header: /usr/local/mutihost/joinc/modules/moniwiki/data/text/RCS/Code_2fC_2fTripleDES,v 1.2 2010/02/06 08:38:32 root Exp root $" Triple-DES encryt/decrypt library */ #if !defined(__def_mzapi_header_mzdes_h__) #define __def_mzapi_header_mzdes_h__ "mzdes.h" #if !defined(__t_mzapi_dword__) # define __t_mzapi_dword__ unsigned long int #endif #if !defined(__t_mzapi_byte__) # define __t_mzapi_byte__ unsigned char #endif #if !defined(__t_mzapi_int__) # define __t_mzapi_int__ int #endif #if !defined(__t_mzapi_void__) # define __t_mzapi_void__ void #endif #if !defined(__t_mzapi_ptr__) # define __t_mzapi_ptr__ __t_mzapi_void__ * #endif #if !defined(__t_mzapi_size__) # define __t_mzapi_size__ unsigned int #endif #if !defined(__mzapi_const__) # define __mzapi_const__ const #endif #if !defined(__mzapi_fastcall__) # define __mzapi_fastcall__ #endif #if !defined(__mzapi_static__) # define __mzapi_static__ static #endif #if !defined(__mzapi_export__) # define __mzapi_export__ #endif #if !defined(__mzapi_import__) # define __mzapi_import__ extern #endif #if !defined(__mzapi_peek_f__) # define __mzapi_peek_f__(m_cast,m_base,m_offset) ((m_cast)(((__t_mzapi_byte__ *)(m_base)) + (m_offset))) #endif #define __def_mzapi_des_user_key_size__ (8) #define __def_mzapi_3des_user_key_size__ (__def_mzapi_des_user_key_size__ * 3) #define __def_mzapi_des_round_key_size__ (48 << 4) #define __def_mzapi_3des_round_key_size__ (__def_mzapi_des_round_key_size__ * 3) #define __def_mzapi_des_block_size__ (8) #define __def_mzapi_3des_block_size__ __def_mzapi_des_block_size__ #if defined(__cplusplus) extern "C" { #endif #if !defined(__def_mzapi_source_mzdes_c__) __mzapi_import__ __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_des_make_round_key)(__t_mzapi_ptr__ s_round_key, __mzapi_const__ __t_mzapi_ptr__ s_user_key); __mzapi_import__ __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_des_encrypt_block)(__t_mzapi_ptr__ s_data, __mzapi_const__ __t_mzapi_ptr__ s_round_key); __mzapi_import__ __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_des_decrypt_block)(__t_mzapi_ptr__ s_data, __mzapi_const__ __t_mzapi_ptr__ s_round_key); __mzapi_import__ __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_des_encrypt)(__t_mzapi_ptr__ s_data, __t_mzapi_size__ s_size, __mzapi_const__ __t_mzapi_ptr__ s_round_key); __mzapi_import__ __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_des_decrypt)(__t_mzapi_ptr__ s_data, __t_mzapi_size__ s_size, __mzapi_const__ __t_mzapi_ptr__ s_round_key); __mzapi_import__ __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_3des_make_round_key)(__t_mzapi_ptr__ s_round_key, __mzapi_const__ __t_mzapi_ptr__ s_user_key); __mzapi_import__ __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_3des_encrypt_block)(__t_mzapi_ptr__ s_data, __mzapi_const__ __t_mzapi_ptr__ s_round_key); __mzapi_import__ __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_3des_decrypt_block)(__t_mzapi_ptr__ s_data, __mzapi_const__ __t_mzapi_ptr__ s_round_key); __mzapi_import__ __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_3des_encrypt)(__t_mzapi_ptr__ s_data, __t_mzapi_size__ s_size, __mzapi_const__ __t_mzapi_ptr__ s_round_key); __mzapi_import__ __t_mzapi_ptr__ (__mzapi_fastcall__ mzapi_3des_decrypt)(__t_mzapi_ptr__ s_data, __t_mzapi_size__ s_size, __mzapi_const__ __t_mzapi_ptr__ s_round_key); #endif #if defined(__cplusplus) } #endif #endif /* vim: set expandtab: */ /* End of source */
# Copyright (C) Information Equipment co.,LTD # All rights reserved. # Code by JaeHyuk Cho <mailto:minzkn@infoeq.com> # CVSTAG="$Header: /usr/local/mutihost/joinc/modules/moniwiki/data/text/RCS/Code_2fC_2fTripleDES,v 1.2 2010/02/06 08:38:32 root Exp root $" # bash$ make TARGET_ARCH=i386 all # bash$ make TARGET_ARCH=mips all # bash$ make TARGET_ARCH=ppc all # bash$ make TARGET_ARCH=arm all TARGET_ARCH :=i386 # TARGET_ARCH :=mips # TARGET_ARCH :=ppc # TARGET_ARCH :=arm ifeq ($(findstring mips,$(TARGET_ARCH)),mips) CROSS_COMPILE ?=/opt/kenati/bin/lx4189-uclibc-# endif ifeq ($(findstring ppc,$(TARGET_ARCH)),ppc) CROSS_COMPILE ?=/opt/hardhat/devkit/ppc/405/bin/ppc_405-# endif ifeq ($(findstring arm,$(TARGET_ARCH)),arm) CROSS_COMPILE ?=/usr/local/arm-linux/bin/arm-linux-# endif # default CROSS_COMPILE ?=# CC := $(CROSS_COMPILE)gcc AR := $(CROSS_COMPILE)ar RM := rm -f THIS_NAME := mzdes CFLAGS := -O2 # CFLAGS += -g CFLAGS += -Wall CFLAGS += -Werror CFLAGS += -fomit-frame-pointer CFLAGS += -fPIC CFLAGS += -pipe CFLAGS += -ansi CFLAGS += -I. LDFLAGS := -s# ARFLAGS := rc# TARGET_bin := $(THIS_NAME) TARGET_lib := lib$(THIS_NAME).a lib$(THIS_NAME).so TARGET := $(TARGET_bin) $(TARGET_lib) OBJECTS_bin := main.o OBJECTS_lib := $(THIS_NAME).o OBJECTS := $(OBJECTS_bin) $(OBJECTS_lib) .PHONY: all clean all: $(TARGET) clean: ; $(RM) *.o $(TARGET) $(TARGET_bin): $(OBJECTS_bin) lib$(THIS_NAME).a ; $(CC) $(LDFLAGS) -o $(@) $(^) $(TARGET_lib): $(OBJECTS_lib) $(OBJECTS): Makefile $(THIS_NAME).h %.so: ; $(CC) $(LDFLAGS) -shared -o $(@) $(^) %.a: ; $(AR) $(ARFLAGS) $(@) $(^) %.o: %.c ; $(CC) $(CFLAGS) -c -o $(@) $(<) # End of Makefile