#include?“memory.h“
#include?“stdio.h“
#include?
#include?
#include?
using?namespace?std;
enum{encryptdecrypt};
//ENCRYPT:加密，DECRYPT：解密
void?des_run（char?out[8]char?in[8]bool?type=encrypt）;
//設置密鑰
void?des_setkey（const?char?key[8]）;
static?void?f_func（bool?in[32]const?bool?ki[48]）;
//f函數
static?void?s_func（bool?out[32]const?bool?in[48]）;
//s盒代替
//變換
static?void?transform（bool?*out?bool?*in?const?char?*table?int?len）;
static?void?xor（bool?*ina?const?bool?*inb?int?len）;
//異或
static?void?rotatel（bool?*in?int?len?int?loop）;
//循環左移
//字節組轉換成位組
static?void?bytetobit（bool?*outconst?char?*in?int?bits）;
?//位組轉換成字節組
static?void?bittobyte（char?*out?const?bool?*in?int?bits）;
?//置換IP表
const?static?char?ip_table[64]={585042342618102
???????????????????????????????605244362820124
							???625446383022146
							???645648403224168
							???57494133251791
							???595143352719113
							???615345372921135
							???635547393123157};
//逆置換IP-1表
const?static?char?ipr_table[64]={408481656246432
?????????????????????????????????397471555236331
								?386461454226230
								?375451353216129
								?364441252206028
								?353431151195927
								?342421050185826
								?33141949175725};
//E位選擇表
static?const?char?e_table[48]={321234545
???????????????????????????????6789891011
							???121312131415
							???161716171819
							???202120212223
							???242524252627
							???282928293031321};
//P換位表
const?static?char?p_table[32]={1672021291228
???????????????????????????????171152326518
							???311028241432
							???273919133062211425};
//pc1選位表
const?static?char?pc1_table[56]={5749413325179
?????????????????????????????????1585042342618
								?1025951433527
								?1911360524436
								?63554739312315
								?7625446383022
								?1466153453729
								?211352820124};
//pc2選位表
const?static?char?pc2_table[48]={1417112415328
?????????????????????????????????15621102319124
								?2681672720132
								?41523137475530
								?40514533484449
								?39563453464250362932};
//左移位數表
const?static?char?loop_table[16]={1122222212222221};
//S盒
const?static?char?s_box[8][4][16]={//s1
	14413121511831061259070157414213110612119538
		41148136211151297310501512824917511314100613
		//s2
		15181461134972131205103134715281412011069115
		01471110413158126932151381013154211671205149
		//s3
		10091463155113127114281370934610285141211151
		1364981530111212510

?屬性????????????大小?????日期????時間???名稱
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?????文件???????6657??2018-05-30?17:08??153276_唐心如\des.cpp

?????文件???????1052??2018-05-30?17:32??153276_唐心如\rsa.cpp

?????目錄??????????0??2018-05-30?17:37??153276_唐心如

-----------?---------??----------?-----??----

?????????????????7709????????????????????3