AES加密再解密后, 导致多出0, 以至于无法再转为json对象

[yiyungent]

SimCaptcha/src/SimCaptcha/SimCaptchaService.cs

Lines 63 to 81 in 32aac38

	string vCodeKeyJsonStr = AesHelper.DecryptEcbMode(rightVCodeKey, _options.AesKey);
	// json -> 对象
	VCodeKeyModel vCodeKeyModel = null;
	try
	{
	// TODO: fixed: 临时修复, 直接将全部为0的字节去除,
	byte[] bytes = Encoding.UTF8.GetBytes(vCodeKeyJsonStr);
	byte[] remove0Bytes = bytes.Where(m => m != 0).ToArray();
	string remove0ByteStr = Encoding.UTF8.GetString(remove0Bytes);
	// 能够转换为 对象, 则说明 vCodeKey 无误, 可以使用
	//vCodeKeyModel = JsonHelper.Deserialize<VCodeKeyModel>(vCodeKeyJsonStr);
	vCodeKeyModel = JsonHelper.Deserialize<VCodeKeyModel>(remove0ByteStr);
	}
	catch (Exception ex)
	{
	// TODO: BUG: 经加密再解密后的jsonStr，虽然看起来一样,但发生了一点改变, 导致无法转换
	// '0x00' is invalid after a single JSON value. Expected end of data. LineNumber: 0 | BytePositionInLine: 110.
	}

经加密再解密后的jsonStr，虽然看起来一样,但发生了一点改变, 导致无法转换
// '0x00' is invalid after a single JSON value. Expected end of data. LineNumber: 0 | BytePositionInLine: 110.