#include?“stdafx.h“
#include?“RSAEncode.h“

//***生成公鑰和私鑰文件***
void?GenerateKey（）
{
	/*?生成公鑰?*/
	RSA*?rsa?=?RSA_generate_key（1024?RSA_F4?NULL?NULL）;
	BIO?*bp?=?BIO_new（BIO_s_file（））;
	BIO_write_filename（bp?PUBLIC_KEY_FILE）;
	PEM_write_bio_RSAPublicKey（bp?rsa）;
	BIO_free_all（bp）;

	/*?生成私鑰?*/
	bp?=?BIO_new（BIO_s_file（））;
	BIO_write_filename（bp?PRIVATE_KEY_FILE）;
	PEM_write_bio_RSAPrivateKey（bp?rsa?NULL?NULL?0?NULL?NULL）;
	CRYPTO_cleanup_all_ex_data（）;
	BIO_free_all（bp）;
	RSA_free（rsa）;
}

//***通過(guò)公鑰加密數(shù)據(jù)***
string?EncodeByBioPublicKey（string?data）
{
	string?strRet;

	OpenSSL_add_all_algorithms（）;
	BIO*?bp?=?BIO_new（BIO_s_file（））;
	BIO_read_filename（bp?PUBLIC_KEY_FILE）;
	RSA*?rsaK?=?PEM_read_bio_RSAPublicKey（bp?NULL?NULL?NULL）;
	if?（NULL?==?rsaK）
	{
		unsigned?long?ulErr?=?ERR_get_error（）;
		char?szErrMsg[1024]?=?{?0?};
		char?*pTmp?=?NULL;
		pTmp?=?ERR_error_string（ulErr?szErrMsg）;
		printf（“bio_read_publicKey?%s\n“?szErrMsg）;
		return?strRet;
	}

	int?nLen?=?RSA_size（rsaK）;
	char?*pEncode?=?new?char[nLen?+?1];
	int?ret?=?RSA_public_encrypt（data.length（）?（const?unsigned?char*）data.c_str（）
		（unsigned?char?*）pEncode?rsaK?RSA_PKCS1_PADDING）;
	if?（ret?>=?0）
	{
		strRet?=?string（pEncode?ret）;
	}

	delete[]?pEncode;
	CRYPTO_cleanup_all_ex_data（）;
	BIO_free_all（bp）;
	RSA_free（rsaK）;

	return?strRet;
}

//***通過(guò)私鑰解密數(shù)據(jù)***
string?DecodeByBioPrivateKey（string?data）
{
	string?strRet;
	OpenSSL_add_all_algorithms（）;
	BIO*?bp?=?BIO_new（BIO_s_file（））;
	BIO_read_filename（bp?PRIVATE_KEY_FILE）;

	RSA*?rsaK;
	rsaK?=?PEM_read_bio_RSAPrivateKey（bp?NULL?NULL?NULL）;
	if?（NULL?==?rsaK）
	{
		unsigned?long?ulErr?=?ERR_get_error（）;
		char?szErrMsg[1024]?=?{?0?};
		char?*pTmp?=?NULL;
		pTmp?=?ERR_error_string（ulErr?szErrMsg）;
		printf（“%s\n“?szErrMsg）;
	}

	int?nLen?=?RSA_size（rsaK）;
	char?*pEncode?=?new?char[nLen?+?1];
	int?nRet?=?RSA_private_decrypt（data.length（）?（const?unsigned?char*）data.c_str（）?（unsigned?char?*）pEncode?rsaK?RSA_PKCS1_PADDING）;

	if?（nRet?>=?0）
	{
		strRet?=?string（pEncode?nRet）;
	}

	delete[]?pEncode;
	CRYPTO_cleanup_all_ex_data（）;
	BIO_free_all（bp）;
	RSA_free（rsaK）;

	return?strRet;
}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

????..A..H.?????44032??2019-09-19?17:37??RSAWithOpenSSL\.vs\RSAWithOpenSSL\v14\.suo

?????文件????2104320??2019-09-19?00:08??RSAWithOpenSSL\Release\libcrypto-1_1.dll

?????文件?????503808??2019-09-19?00:08??RSAWithOpenSSL\Release\libssl-1_1.dll

?????文件??????15360??2019-09-19?17:25??RSAWithOpenSSL\Release\RSAWithOpenSSL.exe

?????文件???????3349??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\aes.h

?????文件???????3508??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\applink.c

?????文件??????33627??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\asn1.h

?????文件??????14599??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\asn1err.h

?????文件??????32940??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\asn1t.h

?????文件????????395??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\asn1_mac.h

?????文件???????2398??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\async.h

?????文件???????1326??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\asyncerr.h

?????文件??????34868??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\bio.h

?????文件???????6400??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\bioerr.h

?????文件???????1847??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\blowfish.h

?????文件??????22135??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\bn.h

?????文件???????4907??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\bnerr.h

?????文件???????1600??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\buffer.h

?????文件????????820??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\buffererr.h

?????文件???????3179??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\camellia.h

?????文件???????1674??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\cast.h

?????文件???????1064??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\cmac.h

?????文件??????16379??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\cms.h

?????文件??????11160??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\cmserr.h

?????文件???????1328??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\comp.h

?????文件???????1212??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\comperr.h

?????文件???????5601??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\conf.h

?????文件???????3429??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\conferr.h

?????文件???????1300??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\conf_api.h

?????文件??????17239??2019-09-19?00:08??RSAWithOpenSSL\RSAWithOpenSSL\include\openssl\crypto.h

............此處省略112個(gè)文件信息