public string BASE64_Convert(bool action, string strData)
{
if (action)
{
return(BASE64_Main.DecodeS(strData, "UTF-8"));
}
else
{
return(BASE64_Main.EncryptS(strData, "UTF-8"));
}
}
/// <summary>
/// 按PKCS#1格式生成RSA公钥并进行BASE64转换
/// </summary>
/// <param name="n"></param>
/// <param name="e"></param>
/// <returns></returns>
public static string PKCS1_Pub_Gen_S(BigInteger n, BigInteger e)
{
string strPKCS = new string(Encoding.UTF8.GetChars(BASE64_Main.EncryptB(PKCS1_Pub_Gen(n, e))));
int count = 64;
while (count < strPKCS.Length)
{
strPKCS = strPKCS.Insert(count, "\n");
count += 65;
}
strPKCS = "-----BEGIN RSA PUBLIC KEY-----\n" + strPKCS + "\n-----END RSA PUBLIC KEY-----\n";
return(strPKCS);
}
/// <summary>
/// 按PKCS#1格式生成RSA私钥并进行BASE64转换
/// </summary>
/// <returns></returns>
public static string PKCS1_Pri_Gen_S()
{
string strPKCS = new string(Encoding.UTF8.GetChars(BASE64_Main.EncryptB(PKCS1_Pri_Gen())));
int count = 64;
while (count < strPKCS.Length)
{
strPKCS = strPKCS.Insert(count, "\n");
count += 65;
}
strPKCS = "-----BEGIN RSA PRIVATE KEY-----\n" + strPKCS + "\n-----END RSA PRIVATE KEY-----\n";
return(strPKCS);
}
/// <summary>
/// 读取经过BASE64编码的PKCS#1格式RSA公钥
/// </summary>
/// <param name="baPKCS1"></param>
/// <returns></returns>
public static BigInteger[] PKCS1_Pub_Read(string strPKCS1)
{
try
{
strPKCS1 = strPKCS1.Remove(0, 31);
strPKCS1 = strPKCS1.Remove(strPKCS1.LastIndexOf("\n-----END RSA PUBLIC KEY-----\n"));
strPKCS1 = strPKCS1.Replace("\n", "");
}
catch (Exception inner)
{
throw new RSAKeyFormatErrorException(inner);
}
return(PKCS1_Read(BASE64_Main.DecodeB(Encoding.UTF8.GetBytes(strPKCS1))));
}
static void BASE64_TEST()
{
string str = "简体中文\n繁體中文\nカタカナ\nひらがな\nEnglish\n12345";
string strEnc = BASE64_Main.EncryptS(str, "GBK");
Console.Out.WriteLine("GBK: " + strEnc);
Console.Out.WriteLine(BASE64_Main.DecodeS(strEnc, "GBK"));
strEnc = BASE64_Main.EncryptS(str, 65001);
Console.Out.WriteLine("UTF-8: " + strEnc);
Console.Out.WriteLine(BASE64_Main.DecodeS(strEnc, 65001));
strEnc = BASE64_Main.EncryptS(str, "UTF-16");
Console.Out.WriteLine("UTF-16LE: " + strEnc);
Console.Out.WriteLine(BASE64_Main.DecodeS(strEnc, "UTF-16"));
}
public byte[] BASE64_Decrypt(string strData)
{
return(BASE64_Main.DecodeB(Encoding.UTF8.GetBytes(strData)));
}
public string BASE64_Encrypt(byte[] baData)
{
return(BASE64_Main.EncryptS(baData, "UTF-8"));
}