#include?“stdafx.h“?
#include?
#include?
#include?
#define?MY_ENCODING_TYPE??（PKCS_7_ASN_ENCODING?|?X509_ASN_ENCODING）
#define?KEYLENGTH??0x00800000
void?HandleError（char?*s）;
//--------------------------------------------------------------------
//??These?additional?#define?statements?are?required.
#define?ENCRYPT_ALGORITHM?CALG_RC4?
#define?ENCRYPT_BLOCK_SIZE?8?
#define?MAX_FILE_SIZE?4000000
#define?SIGNATURE_SIZE?500
BYTE?*pbKeyBlob;??//用來保存導(dǎo)出的公鑰
DWORD?dwBlobLen;
//???Declare?the?functions.?The?function?definition
//???follows?main.
BOOL?VerifyFile?（
?????PCHAR?szSource???????
?????PCHAR?szDestination）;
BOOL?SignFile???（
?????PCHAR?szSource???????
?????PCHAR?szDestination）;
BOOL?DecryptFile（
?????PCHAR?szSource?
?????PCHAR?szDestination?
?????PCHAR?szPassword）;?
BOOL?EncryptFile（
?????PCHAR?szSource?
?????PCHAR?szDestination?
?????PCHAR?szPassword）;?
//--------------------------------------------------------------------
//???Begin?main.
int?main（）
{?
?CHAR?szSource[100];?
?CHAR?szDestination[100];?
?CHAR?szPassword[100];?
?int?Service;
?char?judge;?
?bool?DoOrNot=true;
?do{
	?printf（“**************************************************************\n“）;
	?printf（“請選擇服務(wù)開始項：\n“）;
	?printf（“1.加密\t2.解密\n3.簽名\t4.驗證\n“）;
	?scanf（“%d“&Service）;
	?switch（Service）{
	?case?1:
		?//--------------------------------------------------------------------
		?//?Call?EncryptFile?to?do?the?actual?encryption.?加密文件
		?printf（“\n------------------------------------------------------------\n“）;
		?printf（“\n\n1.Encrypt?a?file.?\n\n“）;
		?printf（“\nEnter?the?name?of?the?file?to?be?encrypted:?“）;
		?scanf（“%s“szSource）;
		?printf（“\nEnter?the?name?of?the?output?file:?“）;
		?scanf（“%s“szDestination）;
		?printf（“\nEnter?the?password:“）;
		?scanf（“%s“szPassword）;
		?if（EncryptFile（szSource?szDestination?szPassword））
		?{
			?printf（“\nEncryption?of?the?file?%s?was?a?success.?\n“?szSource）;
			?printf（“\nThe?encrypted?data?is?in?file?%s.\n“szDestination）;
		?}else{
			HandleError（“\nError?encrypting?file!“）;?
		?}?
	?case?2:
		?//--------------------------------------------------------------------
		?//?Call?Decryptfile?to?do?the?actual?decryption.?解密文件
		?printf（“\n------------------------------------------------------------\n“）;
		?printf（“\n\n2.Decrypt?a?file.?\n\n“）;
		?printf（“\nEnter?the?name?of?the?file?to?be?decrypted:?“）;
		?scanf（“%s“szSource）;
		?printf（“\nEnter?the?name?of?the?output?file:?“）;
		?scanf（“%s“szDestination）;
		?printf（“\nEnter?the?password:“）;
		?scanf（“%s“szPassword）;
		?if（DecryptFile（szSource?szDestination?szPassword））
		?{
			?printf（“\nDecryption?of?the?file?%s?was?a?success.?\n“?szSource）;
			?printf（“\nThe?decrypted?data?is?in?file?%s.\n“szDestination）;
		?}else{
			HandleError（“\nError?decrypting?file!“）;?
		?}
	?case?3:
		?//--------------------------------------------------------------------
		?//?Call?S

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????30380??2017-12-17?20:47??CryptoAPI\CryptoAPI.cpp

?????文件???????3437??2017-12-04?08:17??CryptoAPI\CryptoAPI.dsp

?????文件????????526??2017-12-04?09:11??CryptoAPI\CryptoAPI.dsw

?????文件??????41984??2017-12-04?09:11??CryptoAPI\CryptoAPI.ncb

?????文件??????48640??2017-12-04?09:11??CryptoAPI\CryptoAPI.opt

?????文件???????1345??2017-12-04?09:08??CryptoAPI\CryptoAPI.plg

?????文件???24072192??2017-12-18?10:00??CryptoAPI\CryptoAPI.sdf

?????文件???????3584??2017-12-18?10:00??CryptoAPI\CryptoAPI.suo

?????文件???????6138??2017-12-18?08:03??CryptoAPI\CryptoAPI.vcxproj

?????文件????????143??2017-12-04?09:16??CryptoAPI\CryptoAPI.vcxproj.user

?????文件???????1226??2017-12-17?19:06??CryptoAPI\De.txt

?????文件????????788??2017-12-17?20:50??CryptoAPI\Debug\cl.command.1.tlog

?????文件??????13524??2017-12-17?20:50??CryptoAPI\Debug\CL.read.1.tlog

?????文件????????476??2017-12-17?20:50??CryptoAPI\Debug\CL.write.1.tlog

?????文件?????474624??2017-12-18?08:17??CryptoAPI\Debug\CryptoAPI.exe

?????文件????????406??2017-12-11?07:59??CryptoAPI\Debug\CryptoAPI.exe.embed.manifest

?????文件????????472??2017-12-11?07:59??CryptoAPI\Debug\CryptoAPI.exe.embed.manifest.res

?????文件????????381??2017-12-18?08:17??CryptoAPI\Debug\CryptoAPI.exe.intermediate.manifest

?????文件????1056180??2017-12-18?08:17??CryptoAPI\Debug\CryptoAPI.ilk

?????文件????????100??2017-12-18?08:17??CryptoAPI\Debug\CryptoAPI.lastbuildstate

?????文件???????2107??2017-12-18?08:17??CryptoAPI\Debug\CryptoAPI.log

?????文件??????60891??2017-12-17?20:50??CryptoAPI\Debug\CryptoAPI.obj

?????文件????1895424??2017-12-18?08:17??CryptoAPI\Debug\CryptoAPI.pdb

?????文件????????713??2017-12-11?07:59??CryptoAPI\Debug\CryptoAPI.vcxprojResolveAssemblyReference.cache

?????文件??????????0??2017-12-11?07:59??CryptoAPI\Debug\CryptoAPI.write.1.tlog

?????文件????????214??2017-12-11?07:59??CryptoAPI\Debug\CryptoAPI_manifest.rc

?????文件??????????0??2017-12-18?08:51??CryptoAPI\Debug\En.txt

?????文件??????????2??2017-12-18?08:17??CryptoAPI\Debug\link-cvtres.read.1.tlog

?????文件??????????2??2017-12-18?08:17??CryptoAPI\Debug\link-cvtres.write.1.tlog

?????文件??????????2??2017-12-18?08:17??CryptoAPI\Debug\link.10812-cvtres.read.1.tlog

............此處省略61個文件信息