앞서 설명한 전자 서명에서 전자 문서 원문과 해시 값 외에도 수신자가 알아야 하는 정보가 몇 개 더 필요했다. 전자 문서 원문 전자 서명 (서명자의 개인 키로 전자 문서 원문의 해시 값을 암호화한 바이너리) 서명자의 인증서(수신자가 서명자의 전자 서명을 복호화 하기…
앞서 설명한 전자 서명에서 전자 문서 원문과 해시 값 외에도 수신자가 알아야 하는 정보가 몇 개 더 필요했다. 전자 문서 원문 전자 서명 (서명자의 개인 키로 전자 문서 원문의 해시 값을 암호화한 바이너리) 서명자의 인증서(수신자가 서명자의 전자 서명을 복호화 하기…
전자서명이라 함은 서명자를 확인하고 서명자가 당해 전자문서에 서명을 하였음을 나타내는 데 이용하기 위하여 당해 전자문서에 첨부되거나 논리적으로 결합된 전자적 형태의 정보를 말한다. http://ko.wikipedia.org/wiki/%EC%A0%84%EC%9E%90%EC%84%9C%EB%AA%85 공개키기반구조(PKI) 기술측면에서 전자서명이란 전자문서의 해쉬값(HASH)에 서명자의 개인키(전자서명생성정보)로 변환(암호화)한 것으로서 RSA사에서 만든 PKCS#7 의 표준이 널리 사용되고 있다.…
공개 키 암호 방식은 보통 공개 키로 암호화 하고 개인 키로 복호화 하는 알고리즘이다. (반대의 경우도 가능) 공개 키는 말 그대로 모두에게 공개할 수 있는 키이고 개인 키는 오로지 자신만 가지고 있어야 하는 키이다.대표적인 공개 키 암호 알고리즘으로는 공인인증서나 전자 서명에 사용하는 RSA…
해시란 무엇인가 해시는 다음을 가리키는 말이다. 해시 함수(hash 函數) 또는 해시 알고리즘은 임의의 데이터로부터 짧은 ‘전자 지문’을 만들어내는 방법이다. 해시 값은 데이터를 해시 함수로 가공한 결과를 말한다. 해시 테이블은 자료 구조의 일종으로, 고유 키 값과 그에 따른 자료 값을 짝지을…
아이폰을 구입하게 되면 따라 오는 번들 이어폰이 있다. 나에게도 생소하지만 검색을 하다보니 이어폰 자체를 이어버드(earbud)라고도 부르는 것 같다.어쨌든 이 아이폰 번들 이어폰에는 작은 리모컨이 달려있는데, 애플의 철학답게 매우 작고 심플한 모양을 하고 있다. 재생과 볼륨조절은 눈치 상 알 수 있지만,…
이젠 웹은 모든 환경의 기본이라고 할 수 있다. 내가 처음 접한 웹서버는 IIS 였다. 설정도 간단하고…솔직히 설정 같은것 없이 그냥 써도 된다. 그러다가 사회에 첫발을 내딛고 Apache란 놈도 보게 되고, 그리고 엔터프라이즈 환경에서 WebLogic이란 놈도 보게 되고… IIS, Apache, WebLogic…
1 NSASCIIStringEncoding Western (ASCII) US-ASCII 2 NSNEXTSTEPStringEncoding Western (NextStep) X-NEXTSTEP 3 NSJapaneseEUCStringEncoding Japanese (EUC) EUC-JP 4 NSUTF8StringEncoding Unicode (UTF-8) UTF-8 5 NSISOLatin1StringEncoding Western (ISO Latin 1) ISO-8859-1 6 NSSymbolStringEncoding Symbol (Mac OS) X-MAC-SYMBOL 7 NSNonLossyASCIIStringEncoding Non-lossy ASCII 8 NSShiftJISStringEncoding Japanese…
Seed for PHP 첨부 파일 class.seed.php30.3KB 한국인터넷진흥원에서 제공하는 Seed 암호화 알고리즘을 PHP로 구현하였습니다. class.seed.php 소스 펼치기..접기..
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<? /******************************************************************************* * Made : 2011.01.21 * Update : 2011.01.21 * * FILE : class.seed.php * Convert PHP : mibany (2011-01-07) http://cena.co.kr/mibany * * DESCRIPTION: Core routines for the enhanced SEED * *******************************************************************************/ /********************************* S-box table ********************************/ class Seed { private $SS0 = array( 0x2989a1a8, 0x05858184, 0x16c6d2d4, 0x13c3d3d0, 0x14445054, 0x1d0d111c, 0x2c8ca0ac, 0x25052124, 0x1d4d515c, 0x03434340, 0x18081018, 0x1e0e121c, 0x11415150, 0x3cccf0fc, 0x0acac2c8, 0x23436360, 0x28082028, 0x04444044, 0x20002020, 0x1d8d919c, 0x20c0e0e0, 0x22c2e2e0, 0x08c8c0c8, 0x17071314, 0x2585a1a4, 0x0f8f838c, 0x03030300, 0x3b4b7378, 0x3b8bb3b8, 0x13031310, 0x12c2d2d0, 0x2ecee2ec, 0x30407070, 0x0c8c808c, 0x3f0f333c, 0x2888a0a8, 0x32023230, 0x1dcdd1dc, 0x36c6f2f4, 0x34447074, 0x2ccce0ec, 0x15859194, 0x0b0b0308, 0x17475354, 0x1c4c505c, 0x1b4b5358, 0x3d8db1bc, 0x01010100, 0x24042024, 0x1c0c101c, 0x33437370, 0x18889098, 0x10001010, 0x0cccc0cc, 0x32c2f2f0, 0x19c9d1d8, 0x2c0c202c, 0x27c7e3e4, 0x32427270, 0x03838380, 0x1b8b9398, 0x11c1d1d0, 0x06868284, 0x09c9c1c8, 0x20406060, 0x10405050, 0x2383a3a0, 0x2bcbe3e8, 0x0d0d010c, 0x3686b2b4, 0x1e8e929c, 0x0f4f434c, 0x3787b3b4, 0x1a4a5258, 0x06c6c2c4, 0x38487078, 0x2686a2a4, 0x12021210, 0x2f8fa3ac, 0x15c5d1d4, 0x21416160, 0x03c3c3c0, 0x3484b0b4, 0x01414140, 0x12425250, 0x3d4d717c, 0x0d8d818c, 0x08080008, 0x1f0f131c, 0x19899198, 0x00000000, 0x19091118, 0x04040004, 0x13435350, 0x37c7f3f4, 0x21c1e1e0, 0x3dcdf1fc, 0x36467274, 0x2f0f232c, 0x27072324, 0x3080b0b0, 0x0b8b8388, 0x0e0e020c, 0x2b8ba3a8, 0x2282a2a0, 0x2e4e626c, 0x13839390, 0x0d4d414c, 0x29496168, 0x3c4c707c, 0x09090108, 0x0a0a0208, 0x3f8fb3bc, 0x2fcfe3ec, 0x33c3f3f0, 0x05c5c1c4, 0x07878384, 0x14041014, 0x3ecef2fc, 0x24446064, 0x1eced2dc, 0x2e0e222c, 0x0b4b4348, 0x1a0a1218, 0x06060204, 0x21012120, 0x2b4b6368, 0x26466264, 0x02020200, 0x35c5f1f4, 0x12829290, 0x0a8a8288, 0x0c0c000c, 0x3383b3b0, 0x3e4e727c, 0x10c0d0d0, 0x3a4a7278, 0x07474344, 0x16869294, 0x25c5e1e4, 0x26062224, 0x00808080, 0x2d8da1ac, 0x1fcfd3dc, 0x2181a1a0, 0x30003030, 0x37073334, 0x2e8ea2ac, 0x36063234, 0x15051114, 0x22022220, 0x38083038, 0x34c4f0f4, 0x2787a3a4, 0x05454144, 0x0c4c404c, 0x01818180, 0x29c9e1e8, 0x04848084, 0x17879394, 0x35053134, 0x0bcbc3c8, 0x0ecec2cc, 0x3c0c303c, 0x31417170, 0x11011110, 0x07c7c3c4, 0x09898188, 0x35457174, 0x3bcbf3f8, 0x1acad2d8, 0x38c8f0f8, 0x14849094, 0x19495158, 0x02828280, 0x04c4c0c4, 0x3fcff3fc, 0x09494148, 0x39093138, 0x27476364, 0x00c0c0c0, 0x0fcfc3cc, 0x17c7d3d4, 0x3888b0b8, 0x0f0f030c, 0x0e8e828c, 0x02424240, 0x23032320, 0x11819190, 0x2c4c606c, 0x1bcbd3d8, 0x2484a0a4, 0x34043034, 0x31c1f1f0, 0x08484048, 0x02c2c2c0, 0x2f4f636c, 0x3d0d313c, 0x2d0d212c, 0x00404040, 0x3e8eb2bc, 0x3e0e323c, 0x3c8cb0bc, 0x01c1c1c0, 0x2a8aa2a8, 0x3a8ab2b8, 0x0e4e424c, 0x15455154, 0x3b0b3338, 0x1cccd0dc, 0x28486068, 0x3f4f737c, 0x1c8c909c, 0x18c8d0d8, 0x0a4a4248, 0x16465254, 0x37477374, 0x2080a0a0, 0x2dcde1ec, 0x06464244, 0x3585b1b4, 0x2b0b2328, 0x25456164, 0x3acaf2f8, 0x23c3e3e0, 0x3989b1b8, 0x3181b1b0, 0x1f8f939c, 0x1e4e525c, 0x39c9f1f8, 0x26c6e2e4, 0x3282b2b0, 0x31013130, 0x2acae2e8, 0x2d4d616c, 0x1f4f535c, 0x24c4e0e4, 0x30c0f0f0, 0x0dcdc1cc, 0x08888088, 0x16061214, 0x3a0a3238, 0x18485058, 0x14c4d0d4, 0x22426260, 0x29092128, 0x07070304, 0x33033330, 0x28c8e0e8, 0x1b0b1318, 0x05050104, 0x39497178, 0x10809090, 0x2a4a6268, 0x2a0a2228, 0x1a8a9298 ); private $SS1 = array( 0x38380830, 0xe828c8e0, 0x2c2d0d21, 0xa42686a2, 0xcc0fcfc3, 0xdc1eced2, 0xb03383b3, 0xb83888b0, 0xac2f8fa3, 0x60204060, 0x54154551, 0xc407c7c3, 0x44044440, 0x6c2f4f63, 0x682b4b63, 0x581b4b53, 0xc003c3c3, 0x60224262, 0x30330333, 0xb43585b1, 0x28290921, 0xa02080a0, 0xe022c2e2, 0xa42787a3, 0xd013c3d3, 0x90118191, 0x10110111, 0x04060602, 0x1c1c0c10, 0xbc3c8cb0, 0x34360632, 0x480b4b43, 0xec2fcfe3, 0x88088880, 0x6c2c4c60, 0xa82888a0, 0x14170713, 0xc404c4c0, 0x14160612, 0xf434c4f0, 0xc002c2c2, 0x44054541, 0xe021c1e1, 0xd416c6d2, 0x3c3f0f33, 0x3c3d0d31, 0x8c0e8e82, 0x98188890, 0x28280820, 0x4c0e4e42, 0xf436c6f2, 0x3c3e0e32, 0xa42585a1, 0xf839c9f1, 0x0c0d0d01, 0xdc1fcfd3, 0xd818c8d0, 0x282b0b23, 0x64264662, 0x783a4a72, 0x24270723, 0x2c2f0f23, 0xf031c1f1, 0x70324272, 0x40024242, 0xd414c4d0, 0x40014141, 0xc000c0c0, 0x70334373, 0x64274763, 0xac2c8ca0, 0x880b8b83, 0xf437c7f3, 0xac2d8da1, 0x80008080, 0x1c1f0f13, 0xc80acac2, 0x2c2c0c20, 0xa82a8aa2, 0x34340430, 0xd012c2d2, 0x080b0b03, 0xec2ecee2, 0xe829c9e1, 0x5c1d4d51, 0x94148490, 0x18180810, 0xf838c8f0, 0x54174753, 0xac2e8ea2, 0x08080800, 0xc405c5c1, 0x10130313, 0xcc0dcdc1, 0x84068682, 0xb83989b1, 0xfc3fcff3, 0x7c3d4d71, 0xc001c1c1, 0x30310131, 0xf435c5f1, 0x880a8a82, 0x682a4a62, 0xb03181b1, 0xd011c1d1, 0x20200020, 0xd417c7d3, 0x00020202, 0x20220222, 0x04040400, 0x68284860, 0x70314171, 0x04070703, 0xd81bcbd3, 0x9c1d8d91, 0x98198991, 0x60214161, 0xbc3e8eb2, 0xe426c6e2, 0x58194951, 0xdc1dcdd1, 0x50114151, 0x90108090, 0xdc1cccd0, 0x981a8a92, 0xa02383a3, 0xa82b8ba3, 0xd010c0d0, 0x80018181, 0x0c0f0f03, 0x44074743, 0x181a0a12, 0xe023c3e3, 0xec2ccce0, 0x8c0d8d81, 0xbc3f8fb3, 0x94168692, 0x783b4b73, 0x5c1c4c50, 0xa02282a2, 0xa02181a1, 0x60234363, 0x20230323, 0x4c0d4d41, 0xc808c8c0, 0x9c1e8e92, 0x9c1c8c90, 0x383a0a32, 0x0c0c0c00, 0x2c2e0e22, 0xb83a8ab2, 0x6c2e4e62, 0x9c1f8f93, 0x581a4a52, 0xf032c2f2, 0x90128292, 0xf033c3f3, 0x48094941, 0x78384870, 0xcc0cccc0, 0x14150511, 0xf83bcbf3, 0x70304070, 0x74354571, 0x7c3f4f73, 0x34350531, 0x10100010, 0x00030303, 0x64244460, 0x6c2d4d61, 0xc406c6c2, 0x74344470, 0xd415c5d1, 0xb43484b0, 0xe82acae2, 0x08090901, 0x74364672, 0x18190911, 0xfc3ecef2, 0x40004040, 0x10120212, 0xe020c0e0, 0xbc3d8db1, 0x04050501, 0xf83acaf2, 0x00010101, 0xf030c0f0, 0x282a0a22, 0x5c1e4e52, 0xa82989a1, 0x54164652, 0x40034343, 0x84058581, 0x14140410, 0x88098981, 0x981b8b93, 0xb03080b0, 0xe425c5e1, 0x48084840, 0x78394971, 0x94178793, 0xfc3cccf0, 0x1c1e0e12, 0x80028282, 0x20210121, 0x8c0c8c80, 0x181b0b13, 0x5c1f4f53, 0x74374773, 0x54144450, 0xb03282b2, 0x1c1d0d11, 0x24250521, 0x4c0f4f43, 0x00000000, 0x44064642, 0xec2dcde1, 0x58184850, 0x50124252, 0xe82bcbe3, 0x7c3e4e72, 0xd81acad2, 0xc809c9c1, 0xfc3dcdf1, 0x30300030, 0x94158591, 0x64254561, 0x3c3c0c30, 0xb43686b2, 0xe424c4e0, 0xb83b8bb3, 0x7c3c4c70, 0x0c0e0e02, 0x50104050, 0x38390931, 0x24260622, 0x30320232, 0x84048480, 0x68294961, 0x90138393, 0x34370733, 0xe427c7e3, 0x24240420, 0xa42484a0, 0xc80bcbc3, 0x50134353, 0x080a0a02, 0x84078783, 0xd819c9d1, 0x4c0c4c40, 0x80038383, 0x8c0f8f83, 0xcc0ecec2, 0x383b0b33, 0x480a4a42, 0xb43787b3 ); private $SS2 = array( 0xa1a82989, 0x81840585, 0xd2d416c6, 0xd3d013c3, 0x50541444, 0x111c1d0d, 0xa0ac2c8c, 0x21242505, 0x515c1d4d, 0x43400343, 0x10181808, 0x121c1e0e, 0x51501141, 0xf0fc3ccc, 0xc2c80aca, 0x63602343, 0x20282808, 0x40440444, 0x20202000, 0x919c1d8d, 0xe0e020c0, 0xe2e022c2, 0xc0c808c8, 0x13141707, 0xa1a42585, 0x838c0f8f, 0x03000303, 0x73783b4b, 0xb3b83b8b, 0x13101303, 0xd2d012c2, 0xe2ec2ece, 0x70703040, 0x808c0c8c, 0x333c3f0f, 0xa0a82888, 0x32303202, 0xd1dc1dcd, 0xf2f436c6, 0x70743444, 0xe0ec2ccc, 0x91941585, 0x03080b0b, 0x53541747, 0x505c1c4c, 0x53581b4b, 0xb1bc3d8d, 0x01000101, 0x20242404, 0x101c1c0c, 0x73703343, 0x90981888, 0x10101000, 0xc0cc0ccc, 0xf2f032c2, 0xd1d819c9, 0x202c2c0c, 0xe3e427c7, 0x72703242, 0x83800383, 0x93981b8b, 0xd1d011c1, 0x82840686, 0xc1c809c9, 0x60602040, 0x50501040, 0xa3a02383, 0xe3e82bcb, 0x010c0d0d, 0xb2b43686, 0x929c1e8e, 0x434c0f4f, 0xb3b43787, 0x52581a4a, 0xc2c406c6, 0x70783848, 0xa2a42686, 0x12101202, 0xa3ac2f8f, 0xd1d415c5, 0x61602141, 0xc3c003c3, 0xb0b43484, 0x41400141, 0x52501242, 0x717c3d4d, 0x818c0d8d, 0x00080808, 0x131c1f0f, 0x91981989, 0x00000000, 0x11181909, 0x00040404, 0x53501343, 0xf3f437c7, 0xe1e021c1, 0xf1fc3dcd, 0x72743646, 0x232c2f0f, 0x23242707, 0xb0b03080, 0x83880b8b, 0x020c0e0e, 0xa3a82b8b, 0xa2a02282, 0x626c2e4e, 0x93901383, 0x414c0d4d, 0x61682949, 0x707c3c4c, 0x01080909, 0x02080a0a, 0xb3bc3f8f, 0xe3ec2fcf, 0xf3f033c3, 0xc1c405c5, 0x83840787, 0x10141404, 0xf2fc3ece, 0x60642444, 0xd2dc1ece, 0x222c2e0e, 0x43480b4b, 0x12181a0a, 0x02040606, 0x21202101, 0x63682b4b, 0x62642646, 0x02000202, 0xf1f435c5, 0x92901282, 0x82880a8a, 0x000c0c0c, 0xb3b03383, 0x727c3e4e, 0xd0d010c0, 0x72783a4a, 0x43440747, 0x92941686, 0xe1e425c5, 0x22242606, 0x80800080, 0xa1ac2d8d, 0xd3dc1fcf, 0xa1a02181, 0x30303000, 0x33343707, 0xa2ac2e8e, 0x32343606, 0x11141505, 0x22202202, 0x30383808, 0xf0f434c4, 0xa3a42787, 0x41440545, 0x404c0c4c, 0x81800181, 0xe1e829c9, 0x80840484, 0x93941787, 0x31343505, 0xc3c80bcb, 0xc2cc0ece, 0x303c3c0c, 0x71703141, 0x11101101, 0xc3c407c7, 0x81880989, 0x71743545, 0xf3f83bcb, 0xd2d81aca, 0xf0f838c8, 0x90941484, 0x51581949, 0x82800282, 0xc0c404c4, 0xf3fc3fcf, 0x41480949, 0x31383909, 0x63642747, 0xc0c000c0, 0xc3cc0fcf, 0xd3d417c7, 0xb0b83888, 0x030c0f0f, 0x828c0e8e, 0x42400242, 0x23202303, 0x91901181, 0x606c2c4c, 0xd3d81bcb, 0xa0a42484, 0x30343404, 0xf1f031c1, 0x40480848, 0xc2c002c2, 0x636c2f4f, 0x313c3d0d, 0x212c2d0d, 0x40400040, 0xb2bc3e8e, 0x323c3e0e, 0xb0bc3c8c, 0xc1c001c1, 0xa2a82a8a, 0xb2b83a8a, 0x424c0e4e, 0x51541545, 0x33383b0b, 0xd0dc1ccc, 0x60682848, 0x737c3f4f, 0x909c1c8c, 0xd0d818c8, 0x42480a4a, 0x52541646, 0x73743747, 0xa0a02080, 0xe1ec2dcd, 0x42440646, 0xb1b43585, 0x23282b0b, 0x61642545, 0xf2f83aca, 0xe3e023c3, 0xb1b83989, 0xb1b03181, 0x939c1f8f, 0x525c1e4e, 0xf1f839c9, 0xe2e426c6, 0xb2b03282, 0x31303101, 0xe2e82aca, 0x616c2d4d, 0x535c1f4f, 0xe0e424c4, 0xf0f030c0, 0xc1cc0dcd, 0x80880888, 0x12141606, 0x32383a0a, 0x50581848, 0xd0d414c4, 0x62602242, 0x21282909, 0x03040707, 0x33303303, 0xe0e828c8, 0x13181b0b, 0x01040505, 0x71783949, 0x90901080, 0x62682a4a, 0x22282a0a, 0x92981a8a ); private $SS3 = array( 0x08303838, 0xc8e0e828, 0x0d212c2d, 0x86a2a426, 0xcfc3cc0f, 0xced2dc1e, 0x83b3b033, 0x88b0b838, 0x8fa3ac2f, 0x40606020, 0x45515415, 0xc7c3c407, 0x44404404, 0x4f636c2f, 0x4b63682b, 0x4b53581b, 0xc3c3c003, 0x42626022, 0x03333033, 0x85b1b435, 0x09212829, 0x80a0a020, 0xc2e2e022, 0x87a3a427, 0xc3d3d013, 0x81919011, 0x01111011, 0x06020406, 0x0c101c1c, 0x8cb0bc3c, 0x06323436, 0x4b43480b, 0xcfe3ec2f, 0x88808808, 0x4c606c2c, 0x88a0a828, 0x07131417, 0xc4c0c404, 0x06121416, 0xc4f0f434, 0xc2c2c002, 0x45414405, 0xc1e1e021, 0xc6d2d416, 0x0f333c3f, 0x0d313c3d, 0x8e828c0e, 0x88909818, 0x08202828, 0x4e424c0e, 0xc6f2f436, 0x0e323c3e, 0x85a1a425, 0xc9f1f839, 0x0d010c0d, 0xcfd3dc1f, 0xc8d0d818, 0x0b23282b, 0x46626426, 0x4a72783a, 0x07232427, 0x0f232c2f, 0xc1f1f031, 0x42727032, 0x42424002, 0xc4d0d414, 0x41414001, 0xc0c0c000, 0x43737033, 0x47636427, 0x8ca0ac2c, 0x8b83880b, 0xc7f3f437, 0x8da1ac2d, 0x80808000, 0x0f131c1f, 0xcac2c80a, 0x0c202c2c, 0x8aa2a82a, 0x04303434, 0xc2d2d012, 0x0b03080b, 0xcee2ec2e, 0xc9e1e829, 0x4d515c1d, 0x84909414, 0x08101818, 0xc8f0f838, 0x47535417, 0x8ea2ac2e, 0x08000808, 0xc5c1c405, 0x03131013, 0xcdc1cc0d, 0x86828406, 0x89b1b839, 0xcff3fc3f, 0x4d717c3d, 0xc1c1c001, 0x01313031, 0xc5f1f435, 0x8a82880a, 0x4a62682a, 0x81b1b031, 0xc1d1d011, 0x00202020, 0xc7d3d417, 0x02020002, 0x02222022, 0x04000404, 0x48606828, 0x41717031, 0x07030407, 0xcbd3d81b, 0x8d919c1d, 0x89919819, 0x41616021, 0x8eb2bc3e, 0xc6e2e426, 0x49515819, 0xcdd1dc1d, 0x41515011, 0x80909010, 0xccd0dc1c, 0x8a92981a, 0x83a3a023, 0x8ba3a82b, 0xc0d0d010, 0x81818001, 0x0f030c0f, 0x47434407, 0x0a12181a, 0xc3e3e023, 0xcce0ec2c, 0x8d818c0d, 0x8fb3bc3f, 0x86929416, 0x4b73783b, 0x4c505c1c, 0x82a2a022, 0x81a1a021, 0x43636023, 0x03232023, 0x4d414c0d, 0xc8c0c808, 0x8e929c1e, 0x8c909c1c, 0x0a32383a, 0x0c000c0c, 0x0e222c2e, 0x8ab2b83a, 0x4e626c2e, 0x8f939c1f, 0x4a52581a, 0xc2f2f032, 0x82929012, 0xc3f3f033, 0x49414809, 0x48707838, 0xccc0cc0c, 0x05111415, 0xcbf3f83b, 0x40707030, 0x45717435, 0x4f737c3f, 0x05313435, 0x00101010, 0x03030003, 0x44606424, 0x4d616c2d, 0xc6c2c406, 0x44707434, 0xc5d1d415, 0x84b0b434, 0xcae2e82a, 0x09010809, 0x46727436, 0x09111819, 0xcef2fc3e, 0x40404000, 0x02121012, 0xc0e0e020, 0x8db1bc3d, 0x05010405, 0xcaf2f83a, 0x01010001, 0xc0f0f030, 0x0a22282a, 0x4e525c1e, 0x89a1a829, 0x46525416, 0x43434003, 0x85818405, 0x04101414, 0x89818809, 0x8b93981b, 0x80b0b030, 0xc5e1e425, 0x48404808, 0x49717839, 0x87939417, 0xccf0fc3c, 0x0e121c1e, 0x82828002, 0x01212021, 0x8c808c0c, 0x0b13181b, 0x4f535c1f, 0x47737437, 0x44505414, 0x82b2b032, 0x0d111c1d, 0x05212425, 0x4f434c0f, 0x00000000, 0x46424406, 0xcde1ec2d, 0x48505818, 0x42525012, 0xcbe3e82b, 0x4e727c3e, 0xcad2d81a, 0xc9c1c809, 0xcdf1fc3d, 0x00303030, 0x85919415, 0x45616425, 0x0c303c3c, 0x86b2b436, 0xc4e0e424, 0x8bb3b83b, 0x4c707c3c, 0x0e020c0e, 0x40505010, 0x09313839, 0x06222426, 0x02323032, 0x84808404, 0x49616829, 0x83939013, 0x07333437, 0xc7e3e427, 0x04202424, 0x84a0a424, 0xcbc3c80b, 0x43535013, 0x0a02080a, 0x87838407, 0xc9d1d819, 0x4c404c0c, 0x83838003, 0x8f838c0f, 0xcec2cc0e, 0x0b33383b, 0x4a42480a, 0x87b3b437 ); /************************** Constants for Key schedule ************************/ // KC0 = golden ratio; KCi = ROTL(KCi-1, 1) private $KC = array( 0x9e3779b9, 0x3c6ef373, 0x78dde6e6, 0xf1bbcdcc, 0xe3779b99, 0xc6ef3733, 0x8dde6e67, 0x1bbcdccf, 0x3779b99e, 0x6ef3733c, 0xdde6e678, 0xbbcdccf1, 0x779b99e3, 0xef3733c6, 0xde6e678d, 0xbcdccf1b ); /**************************** Defining Endianness *****************************/ // If endianness is not defined correctly, you must modify here. private $LITTLE = false; private $BIG = true; private $ENDIAN = true; // Java virtual machine uses big endian as a default //private Boolean ENDIAN = LITTLE; /**************************** Constant Definitions ****************************/ private $NoRounds = 16; // the number of rounds private $NoRoundKeys = 32; // the number of round-keys private $SeedBlockSize = 16; // block length in bytes private $SeedBlockLen = 128; // block length in bits //생성자 public function __construct() { } //소멸자 public function __destruct() { } /****************************** Common functions ******************************/ //해당 자리수의 바이트를 얻는다 private function GetB0($A){ return 0x000000ff & $A; } private function GetB1($A){ return 0x000000ff & ( $A >> 8 ); } private function GetB2($A){ return 0x000000ff & ( $A >> 16 ); } private function GetB3($A){ return 0x000000ff & ( $A >> 24 ); } //---------------------------------------- //엔디안 변환 (데이터의 순서 변환) private function EndianChange( $dws ) { return ( $dws >> 24 ) | ( $dws << 24 ) | ( ( $dws << 8 ) & 0x00ff0000 ) | ( ( $dws >> 8 ) & 0x0000ff00 ); } /***************************** SEED round function ****************************/ public function SeedRound( &$L0, &$L1, // [in, out] left-side variable at each round &$R0, &$R1, // [in] right-side variable at each round $K = array() // [in] round keys at each round ) { $T0 = $R0 ^ $K[0]; $T1 = $R1 ^ $K[1]; $T1 ^= $T0; $T1 = $this->SS0[$this->GetB0($T1)] ^ $this->SS1[$this->GetB1($T1)] ^ $this->SS2[$this->GetB2($T1)] ^ $this->SS3[$this->GetB3($T1)]; $T0 += $T1; $T0 = $this->ConvertInt($T0); $T0 = $this->SS0[$this->GetB0($T0)] ^ $this->SS1[$this->GetB1($T0)] ^ $this->SS2[$this->GetB2($T0)] ^ $this->SS3[$this->GetB3($T0)]; $T1 += $T0; $T1 = $this->ConvertInt($T1); $T1 = $this->SS0[$this->GetB0($T1)] ^ $this->SS1[$this->GetB1($T1)] ^ $this->SS2[$this->GetB2($T1)] ^ $this->SS3[$this->GetB3($T1)]; $T0 += $T1; $T0 = $this->ConvertInt($T0); $L0 ^= $T0; $L1 ^= $T1; } //추가된 함수 by mibany (2011-01-21) //PHP 에서는 float를 int로 강제로 형변환이 되지 않는다. //이사실을 전혀 몰랐던 나는 C++ 의 달인 Keige 님의 도움으로 //PHP 로 구현하기 위한 핵심부분인 이 함수를 만들게 되었다. //문제는 고수가 아닌 나에게 이함수 구현이란 내게 어려운 일이었다. //혹시라도 이함수의 오류로 인해 Seed 암호화가 문제가 있을수도 있으니 //고수분들의 도움이 절실하다. private function ConvertInt($float) { $UnsignedIntMax = PHP_INT_MAX; $UnsignedIntMin = ( PHP_INT_MAX * -1 ) -1; if(is_float($float) && $float < $UnsignedIntMin ) { $division = floor($float / $UnsignedIntMin ); $n = ($division % 2 == 0)?0:$UnsignedIntMin; if( $float < $UnsignedIntMin ) $c = $float - ( $UnsignedIntMin * $division ) - $n; } elseif(is_float($float) && $float > $UnsignedIntMax) { $division = floor($float / $UnsignedIntMax ); $n = ($division % 2 == 0)?0:$UnsignedIntMax; if( $float > $UnsignedIntMax) $c = $float - ( $UnsignedIntMax * $division ) - $n - 2; } else $c = $float; return $c; } /************************** SEED encrtyption function *************************/ public function SeedEncrypt( $pbData = array(), // [in] data to be encrypted $pdwRoundKey = array(), // [in] round keys for encryption &$outData = array() // [out] encrypted data ) { $L0 = 0x0; $L1 = 0x0; $R0 = 0x0; $R1 = 0x0; $K = array(); $nCount = 0; // Set up input values for encryption $L0 = ( $pbData[0] & 0x000000ff ); $L0 = ( $L0 << 8 ) ^ ( $pbData[1] & 0x000000ff ); $L0 = ( $L0 << 8 ) ^ ( $pbData[2] & 0x000000ff ); $L0 = ( $L0 << 8 ) ^ ( $pbData[3] & 0x000000ff ); $L1 = ( $pbData[4] & 0x000000ff ); $L1 = ( $L1 << 8 ) ^ ( $pbData[5] & 0x000000ff ); $L1 = ( $L1 << 8 ) ^ ( $pbData[6] & 0x000000ff ); $L1 = ( $L1 << 8 ) ^ ( $pbData[7] & 0x000000ff ); $R0 = ( $pbData[8] & 0x000000ff ); $R0 = ( $R0 <<8 ) ^ ( $pbData[9] & 0x000000ff ); $R0 = ( $R0 <<8 ) ^ ( $pbData[10] & 0x000000ff ); $R0 = ( $R0 <<8 ) ^ ( $pbData[11] & 0x000000ff ); $R1 = ( $pbData[12] & 0x000000ff ); $R1 = ( $R1 <<8 ) ^ ( $pbData[13] & 0x000000ff ); $R1 = ( $R1 <<8 ) ^ ( $pbData[14] & 0x000000ff ); $R1 = ( $R1 <<8 ) ^ ( $pbData[15] & 0x000000ff ); // Reorder for little endian // Because java virtual machine use big endian order in default if (!$this->ENDIAN) { $this->EndianChange($L0); $this->EndianChange($L1); $this->EndianChange($R0); $this->EndianChange($R1); } $K[0] = $pdwRoundKey[$nCount++]; $K[1] = $pdwRoundKey[$nCount++]; $this->SeedRound($L0, $L1, $R0, $R1, $K); /* 1 */ $K[0] = $pdwRoundKey[$nCount++]; $K[1] = $pdwRoundKey[$nCount++]; $this->SeedRound($R0, $R1, $L0, $L1, $K); /* 2 */ $K[0] = $pdwRoundKey[$nCount++]; $K[1] = $pdwRoundKey[$nCount++]; $this->SeedRound($L0, $L1, $R0, $R1, $K); /* 3 */ $K[0] = $pdwRoundKey[$nCount++]; $K[1] = $pdwRoundKey[$nCount++]; $this->SeedRound($R0, $R1, $L0, $L1, $K); /* 4 */ $K[0] = $pdwRoundKey[$nCount++]; $K[1] = $pdwRoundKey[$nCount++]; $this->SeedRound($L0, $L1, $R0, $R1, $K); /* 5 */ $K[0] = $pdwRoundKey[$nCount++]; $K[1] = $pdwRoundKey[$nCount++]; $this->SeedRound($R0, $R1, $L0, $L1, $K); /* 6 */ $K[0] = $pdwRoundKey[$nCount++]; $K[1] = $pdwRoundKey[$nCount++]; $this->SeedRound($L0, $L1, $R0, $R1, $K); /* 7 */ $K[0] = $pdwRoundKey[$nCount++]; $K[1] = $pdwRoundKey[$nCount++]; $this->SeedRound($R0, $R1, $L0, $L1, $K); /* 8 */ $K[0] = $pdwRoundKey[$nCount++]; $K[1] = $pdwRoundKey[$nCount++]; $this->SeedRound($L0, $L1, $R0, $R1, $K); /* 9 */ $K[0] = $pdwRoundKey[$nCount++]; $K[1] = $pdwRoundKey[$nCount++]; $this->SeedRound($R0, $R1, $L0, $L1, $K); /* 10 */ $K[0] = $pdwRoundKey[$nCount++]; $K[1] = $pdwRoundKey[$nCount++]; $this->SeedRound($L0, $L1, $R0, $R1, $K); /* 11 */ $K[0] = $pdwRoundKey[$nCount++]; $K[1] = $pdwRoundKey[$nCount++]; $this->SeedRound($R0, $R1, $L0, $L1, $K); /* 12 */ $K[0] = $pdwRoundKey[$nCount++]; $K[1] = $pdwRoundKey[$nCount++]; $this->SeedRound($L0, $L1, $R0, $R1, $K); /* 13 */ $K[0] = $pdwRoundKey[$nCount++]; $K[1] = $pdwRoundKey[$nCount++]; $this->SeedRound($R0, $R1, $L0, $L1, $K); /* 14 */ $K[0] = $pdwRoundKey[$nCount++]; $K[1] = $pdwRoundKey[$nCount++]; $this->SeedRound($L0, $L1, $R0, $R1, $K); /* 15 */ $K[0] = $pdwRoundKey[$nCount++]; $K[1] = $pdwRoundKey[$nCount++]; $this->SeedRound($R0, $R1, $L0, $L1, $K); /* 16 */ if (!$this->ENDIAN) { $this->EndianChange($L0); $this->EndianChange($L1); $this->EndianChange($R0); $this->EndianChange($R1); } // Copying output values from last round to outData for ($i=0; $i<16; $i++) $outData[$i] = null; for ($i=0; $i<4; $i++) { $outData[$i] = ( ( ( $R0 ) >>( 8 * ( 3 - $i ) ) ) & 0xff ); $outData[4+$i] = ( ( ( $R1 ) >> ( 8 * ( 3 - $i ) ) ) & 0xff ); $outData[8+$i] = ( ( ( $L0 ) >> ( 8 * ( 3 - $i ) ) ) & 0xff ); $outData[12+$i] = ( ( ( $L1 ) >> ( 8 * ( 3 - $i ) ) ) &0xff ); } } /************************** SEED decrtyption function *************************/ // Same as encrypt, except that round keys are applied in reverse order public function SeedDecrypt( $pbData = array(), // [in] encrypted data $pdwRoundKey = array(), // [in] round keys for decryption &$outData = array() // [out] data to be encrypted ) { $L0 = 0x0; $L1 = 0x0; $R0 = 0x0; $R1 = 0x0; $K = array(); $nCount = 31; // Set up input values for decryption $L0 = ( $pbData[0] & 0x000000ff ); $L0 = ( $L0 << 8 ) ^ ( $pbData[1] & 0x000000ff ); $L0 = ( $L0 << 8 ) ^ ( $pbData[2] & 0x000000ff ); $L0 = ( $L0 << 8 ) ^ ( $pbData[3] & 0x000000ff ); $L1 = ( $pbData[4] & 0x000000ff ); $L1 = ( $L1 << 8 ) ^( $pbData[5] & 0x000000ff ); $L1 = ( $L1 << 8 ) ^ ( $pbData[6] & 0x000000ff ); $L1 = ( $L1 << 8 ) ^ ( $pbData[7] & 0x000000ff ); $R0 = ( $pbData[8] & 0x000000ff ); $R0 = ( $R0 << 8 ) ^ ( $pbData[9] & 0x000000ff ); $R0 = ( $R0 << 8 ) ^ ( $pbData[10] & 0x000000ff ); $R0 = ( $R0 << 8 ) ^ ( $pbData[11] & 0x000000ff ); $R1 = ( $pbData[12] & 0x000000ff ); $R1 = ( $R1 << 8 ) ^ ( $pbData[13] & 0x000000ff ); $R1 = ( $R1 << 8 ) ^ ( $pbData[14] & 0x000000ff ); $R1 = ( $R1 << 8 ) ^ ( $pbData[15] & 0x000000ff ); // Reorder for little endian if (!$this->ENDIAN) { $this->EndianChange($L0); $this->EndianChange($L1); $this->EndianChange($R0); $this->EndianChange($R1); } $K[1] = $pdwRoundKey[$nCount--]; $K[0] = $pdwRoundKey[$nCount--]; $this->SeedRound($L0, $L1, $R0, $R1, $K); /* 1 */ $K[1] = $pdwRoundKey[$nCount--]; $K[0] = $pdwRoundKey[$nCount--]; $this->SeedRound($R0, $R1, $L0, $L1, $K); /* 2 */ $K[1] = $pdwRoundKey[$nCount--]; $K[0] = $pdwRoundKey[$nCount--]; $this->SeedRound($L0, $L1, $R0, $R1, $K); /* 3 */ $K[1] = $pdwRoundKey[$nCount--]; $K[0] = $pdwRoundKey[$nCount--]; $this->SeedRound($R0, $R1, $L0, $L1, $K); /* 4 */ $K[1] = $pdwRoundKey[$nCount--]; $K[0] = $pdwRoundKey[$nCount--]; $this->SeedRound($L0, $L1, $R0, $R1, $K); /* 5 */ $K[1] = $pdwRoundKey[$nCount--]; $K[0] = $pdwRoundKey[$nCount--]; $this->SeedRound($R0, $R1, $L0, $L1, $K); /* 6 */ $K[1] = $pdwRoundKey[$nCount--]; $K[0] = $pdwRoundKey[$nCount--]; $this->SeedRound($L0, $L1, $R0, $R1, $K); /* 7 */ $K[1] = $pdwRoundKey[$nCount--]; $K[0] = $pdwRoundKey[$nCount--]; $this->SeedRound($R0, $R1, $L0, $L1, $K); /* 8 */ $K[1] = $pdwRoundKey[$nCount--]; $K[0] = $pdwRoundKey[$nCount--]; $this->SeedRound($L0, $L1, $R0, $R1, $K); /* 9 */ $K[1] = $pdwRoundKey[$nCount--]; $K[0] = $pdwRoundKey[$nCount--]; $this->SeedRound($R0, $R1, $L0, $L1, $K); /* 10 */ $K[1] = $pdwRoundKey[$nCount--]; $K[0] = $pdwRoundKey[$nCount--]; $this->SeedRound($L0, $L1, $R0, $R1, $K); /* 11 */ $K[1] = $pdwRoundKey[$nCount--]; $K[0] = $pdwRoundKey[$nCount--]; $this->SeedRound($R0, $R1, $L0, $L1, $K); /* 12 */ $K[1] = $pdwRoundKey[$nCount--]; $K[0] = $pdwRoundKey[$nCount--]; $this->SeedRound($L0, $L1, $R0, $R1, $K); /* 13 */ $K[1] = $pdwRoundKey[$nCount--]; $K[0] = $pdwRoundKey[$nCount--]; $this->SeedRound($R0, $R1, $L0, $L1, $K); /* 14 */ $K[1] = $pdwRoundKey[$nCount--]; $K[0] = $pdwRoundKey[$nCount--]; $this->SeedRound($L0, $L1, $R0, $R1, $K); /* 15 */ $K[1] = $pdwRoundKey[$nCount--]; $K[0] = $pdwRoundKey[$nCount]; $this->SeedRound($R0, $R1, $L0, $L1, $K); /* 16 */ if (!$this->ENDIAN) { $this->EndianChange($L0); $this->EndianChange($L1); $this->EndianChange($R0); $this->EndianChange($R1); } // Copy output values from last round to outData for ($i=0; $i<16; $i++) $outData[$i] = null; for ($i=0; $i < 4; $i++) { $outData[$i] = ( ( ( $R0 ) >> ( 8 * ( 3 - $i ) ) ) & 0xff ); $outData[4+$i] = ( ( ( $R1 ) >> ( 8 * ( 3 - $i ) ) ) & 0xff ); $outData[8+$i] = ( ( ( $L0 ) >> ( 8 * ( 3 - $i ) ) ) & 0xff ); $outData[12+$i] = ( ( ( $L1 ) >> ( 8 * ( 3 - $i ) ) ) & 0xff ); } } /************************ Functions for Key schedule **************************/ private function EncRoundKeyUpdate0(&$K = array(), &$A, &$B, &$C, &$D, $Z) { $T0 = $A; $A = ( $A >> 8 & 0x00ffffff ) ^ ( $B << 24 ); $B = ( $B >> 8 & 0x00ffffff ) ^ ( $T0 << 24 ); $T00 = $A + $C - $this->KC[$Z]; $T00 = $this->ConvertInt($T00); $T11 = $B + $this->KC[$Z] - $D; $T11 = $this->ConvertInt($T11); $K[0] = $this->SS0[$this->GetB0($T00)] ^ $this->SS1[$this->GetB1($T00)] ^ $this->SS2[$this->GetB2($T00)] ^ $this->SS3[$this->GetB3($T00)]; $K[1] = $this->SS0[$this->GetB0($T11)] ^ $this->SS1[$this->GetB1($T11)] ^ $this->SS2[$this->GetB2($T11)] ^ $this->SS3[$this->GetB3($T11)]; } private function EncRoundKeyUpdate1(&$K = array(), &$A, &$B, &$C, &$D, $Z) { $T0 = $C; $C = ( $C << 8 ) ^ ( $D >> 24 & 0x000000ff ); $D = ( $D << 8 ) ^ ( $T0 >> 24 & 0x000000ff ); $T00 = $A + $C - $this->KC[$Z]; $T00 = $this->ConvertInt($T00); $T11 = $B + $this->KC[$Z] - $D; $T11 = $this->ConvertInt($T11); $K[0] = $this->SS0[$this->GetB0($T00)] ^ $this->SS1[$this->GetB1($T00)] ^ $this->SS2[$this->GetB2($T00)] ^ $this->SS3[$this->GetB3($T00)]; $K[1] = $this->SS0[$this->GetB0($T11)] ^ $this->SS1[$this->GetB1($T11)] ^ $this->SS2[$this->GetB2($T11)] ^ $this->SS3[$this->GetB3($T11)]; } /******************************** Key Schedule ********************************/ public function SeedRoundKey( &$pdwRoundKey = array(), // [out] round keys for encryption or decryption $pbUserKey = array() // [in] secret user key ) { $K = array(); $nCount = 2; // Set up input values for Key Schedule $A = ( $pbUserKey[0] & 0x000000ff ); $A = ( $A << 8 ) ^ ( $pbUserKey[1] & 0x000000ff ); $A = ( $A << 8 ) ^ ( $pbUserKey[2] & 0x000000ff ); $A = ( $A << 8 ) ^ ( $pbUserKey[3] & 0x000000ff ); $B = ( $pbUserKey[4] & 0x000000ff ); $B = ( $B<<8 ) ^ ( $pbUserKey[5] & 0x000000ff ); $B = ( $B<<8 ) ^ ( $pbUserKey[6] & 0x000000ff ); $B = ( $B<<8 ) ^ ( $pbUserKey[7] & 0x000000ff ); $C = ( $pbUserKey[8] & 0x000000ff ); $C = ( $C << 8 ) ^ ( $pbUserKey[9] & 0x000000ff ); $C = ( $C << 8 ) ^ ( $pbUserKey[10] & 0x000000ff ); $C = ( $C << 8 ) ^ ( $pbUserKey[11] & 0x000000ff ); $D = ( $pbUserKey[12] & 0x000000ff ); $D = ( $D << 8 ) ^ ($pbUserKey[13] & 0x000000ff ); $D = ( $D << 8 ) ^ ( $pbUserKey[14] & 0x000000ff ); $D = ( $D << 8 ) ^ ( $pbUserKey[15] & 0x000000ff ); // reorder for little endian if (!$this->ENDIAN) { $A = $this->EndianChange($A); $B = $this->EndianChange($B); $C = $this->EndianChange($C); $D = $this->EndianChange($D); } $T0 = $A + $C - $this->KC[0]; $T0 = $this->ConvertInt($T0); $T1 = $B - $D + $this->KC[0]; $T1 = $this->ConvertInt($T1); $pdwRoundKey[0] = $this->SS0[$this->GetB0($T0)] ^ $this->SS1[$this->GetB1($T0)] ^ $this->SS2[$this->GetB2($T0)] ^ $this->SS3[$this->GetB3($T0)]; $pdwRoundKey[1] = $this->SS0[$this->GetB0($T1)] ^ $this->SS1[$this->GetB1($T1)] ^ $this->SS2[$this->GetB2($T1)] ^ $this->SS3[$this->GetB3($T1)]; $this->EncRoundKeyUpdate0($K, $A, $B, $C, $D, 1 ); $pdwRoundKey[$nCount++] = $K[0]; $pdwRoundKey[$nCount++] = $K[1]; $this->EncRoundKeyUpdate1($K, $A, $B, $C, $D, 2 ); $pdwRoundKey[$nCount++] = $K[0]; $pdwRoundKey[$nCount++] = $K[1]; $this->EncRoundKeyUpdate0($K, $A, $B, $C, $D, 3 ); $pdwRoundKey[$nCount++] = $K[0]; $pdwRoundKey[$nCount++] = $K[1]; $this->EncRoundKeyUpdate1($K, $A, $B, $C, $D, 4 ); $pdwRoundKey[$nCount++] = $K[0]; $pdwRoundKey[$nCount++] = $K[1]; $this->EncRoundKeyUpdate0($K, $A, $B, $C, $D, 5 ); $pdwRoundKey[$nCount++] = $K[0]; $pdwRoundKey[$nCount++] = $K[1]; $this->EncRoundKeyUpdate1($K, $A, $B, $C, $D, 6 ); $pdwRoundKey[$nCount++] = $K[0]; $pdwRoundKey[$nCount++] = $K[1]; $this->EncRoundKeyUpdate0($K, $A, $B, $C, $D, 7 ); $pdwRoundKey[$nCount++] = $K[0]; $pdwRoundKey[$nCount++] = $K[1]; $this->EncRoundKeyUpdate1($K, $A, $B, $C, $D, 8 ); $pdwRoundKey[$nCount++] = $K[0]; $pdwRoundKey[$nCount++] = $K[1]; $this->EncRoundKeyUpdate0($K, $A, $B, $C, $D, 9 ); $pdwRoundKey[$nCount++] = $K[0]; $pdwRoundKey[$nCount++] = $K[1]; $this->EncRoundKeyUpdate1($K, $A, $B, $C, $D, 10); $pdwRoundKey[$nCount++] = $K[0]; $pdwRoundKey[$nCount++] = $K[1]; $this->EncRoundKeyUpdate0($K, $A, $B, $C, $D, 11); $pdwRoundKey[$nCount++] = $K[0]; $pdwRoundKey[$nCount++] = $K[1]; $this->EncRoundKeyUpdate1($K, $A, $B, $C, $D, 12); $pdwRoundKey[$nCount++] = $K[0]; $pdwRoundKey[$nCount++] = $K[1]; $this->EncRoundKeyUpdate0($K, $A, $B, $C, $D, 13); $pdwRoundKey[$nCount++] = $K[0]; $pdwRoundKey[$nCount++] = $K[1]; $this->EncRoundKeyUpdate1($K, $A, $B, $C, $D, 14); $pdwRoundKey[$nCount++] = $K[0]; $pdwRoundKey[$nCount++] = $K[1]; $this->EncRoundKeyUpdate0($K, $A, $B, $C, $D, 15); $pdwRoundKey[$nCount++] = $K[0]; $pdwRoundKey[$nCount++] = $K[1]; } public function SeedRoundKeyText( &$pdwRoundKey, $pbUserKey ){ $Data = array(); for($i=0;$i<strlen($pbUserKey);$i++ ) $Data[$i] = ord($pbUserKey{$i}); $this->SeedRoundKey( $pdwRoundKey, $Data ); } public function SeedEncryptText( $pbData, $pdwRoundKey, &$outData ) { $Data = array(); for($i=0;$i<strlen($pbData);$i++ ) $Data[$i] = ord($pbData{$i}); $this->SeedEncrypt( $Data, $pdwRoundKey, $outData ); } public function SeedDecryptText( $pbData, $pdwRoundKey, &$outData ) { $Data = array(); for($i=0;$i<strlen($pbData);$i++ ) $Data[$i] = ord($pbData{$i}); $this->SeedDecrypt( $Data, $pdwRoundKey, $outData ); } } |
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