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LogicChipItem.cs
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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Reflection;
using System.Runtime.CompilerServices;
using System.Security.Cryptography;
using System.Text;
using System.Threading.Tasks;
using DigitalPlatform;
using DigitalPlatform.Text;
namespace DigitalPlatform.RFID.UI
{
// 方便编辑
[DefaultProperty("UserName")]
public class LogicChipItem : LogicChip
{
#region 特殊信息
// 保存原始的 bytes。用于读入现有的芯片内容。新创建的 LogicChipItem 对象此成员为 null
[ReadOnly(true)]
public byte[] OriginBytes { get; set; }
[ReadOnly(true)]
public string OriginLockStatus { get; set; }
[ReadOnly(true)]
public int BlockSize { get; set; }
[ReadOnly(true)]
public int MaxBlockCount { get; set; }
string _uid = "";
[DisplayName("UID"), Description("UID")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(true)]
[Category("系统信息")]
// [TypeConverter(typeof(ByteHexTypeConverter))]
public string UID
{
get
{
return _uid;
}
set
{
if (_uid != value)
SetChanged(true);
_uid = value;
OnPropertyChanged(FieldName());
}
}
// TODO: 是否需要显示出来
uint _antenna = 0;
byte _afi = 0;
[DisplayName("AFI"), Description("AFI")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
[Category("系统信息")]
[TypeConverter(typeof(ByteHexTypeConverter))]
public byte AFI
{
get
{
return _afi;
}
set
{
if (_afi != value)
SetChanged(true);
_afi = value;
OnPropertyChanged(FieldName());
}
}
byte _dsfid = 0;
[DisplayName("DSFID"), Description("DSFID")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
[Category("系统信息")]
[TypeConverter(typeof(ByteHexTypeConverter))]
public byte DSFID
{
get
{
return _dsfid;
}
set
{
if (_dsfid != value)
SetChanged(true);
_dsfid = value;
OnPropertyChanged(FieldName());
}
}
bool _eas = false;
[DisplayName("EAS"), Description("EAS")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
[Category("系统信息")]
public bool EAS
{
get
{
return _eas;
}
set
{
if (_eas != value)
SetChanged(true);
_eas = value;
OnPropertyChanged(FieldName());
}
}
#endregion
public LogicChipItem() : base()
{
}
// 获得当前方法的名称
static string FieldName()
{
// https://weblogs.asp.net/palermo4/how-to-obtain-method-name-programmatically-for-tracing
string text = new System.Diagnostics.StackFrame(1).GetMethod().Name;
if (text.StartsWith("get_") || text.StartsWith("set_"))
text = text.Substring(4); // 去掉 get_ 或者 set_ 部分
return text;
}
string GetElementValue(string fieldName)
{
ElementOID oid = Element.GetOidByName(fieldName);
Element element = FindElement(oid);
if (element == null)
return "";
return element.Text;
}
void SetElementValue(string fieldName,
string value,
bool verify = true)
{
ElementOID oid = Element.GetOidByName(fieldName);
Element element = FindElement(oid);
if (element != null && element.Locked)
throw new Exception("元素处于锁定状态，不允许修改");
if (element != null && element.Text == value)
return;
// 2023/11/10
// 空值等于删除元素
if (string.IsNullOrEmpty(value))
{
RemoveElement(oid);
SetChanged(true);
return;
}
// 检查 value 是否合法
if (verify)
{
string error = Element.VerifyElementText(oid, value);
if (string.IsNullOrEmpty(error) == false)
throw new Exception($"值 '{value}' 不合法: {error}");
}
SetElement(oid, value, verify);
SetChanged(true);
}
#region 元素
[DisplayName("01 馆藏单件主标识符"), Description("用于唯一标识一个册。常用册条码号来充当")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string PrimaryItemIdentifier
{
get { return GetElementValue(FieldName()); }
set
{
if (string.IsNullOrEmpty(value))
throw new ArgumentException("馆藏单件主标识符 不应为空");
#if NO
// 检查用户名合法性
// return:
// -1 校验过程出错
// 0 校验发现不正确
// 1 校验正确
if (VerifyPII(value,
out string strError) != 1)
throw new ArgumentException("馆藏单件主标识符 '" + value + "' 不合法：" + strError);
#endif
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("03 所属机构"), Description("该馆藏单件所属机构 ISIL 代码")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string OwnerInstitution
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("04 卷(册)信息"), Description("馆藏卷(册)总数和分卷(册)编号")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string SetInformation
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("05 应用类别"), Description("针对馆藏单件或者卷(册)附加的限制性信息")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string TypeOfUsage
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("06 排架位置"), Description("馆藏单件位置代码")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string ShelfLocation
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("07 ONIX媒体格式"), Description("ONIX媒体描述符")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string OnixMediaFormat
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("08 MARC媒体格式"), Description("MARC媒体分类描述符")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string MarcMediaFormat
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("09 供应商标识符"), Description("馆藏供应商标识代码")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string SupplierIdentifier
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("10 订购号"), Description("图书馆与供应商馆藏交易编号")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string OrderNumber
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("11 馆际互借借入机构(ISIL)"), Description("馆际互借借入机构 ISIL 代码")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string IllBorrowingInstitution
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("12 馆际互借作业编号"), Description("标识 1 次馆际互借作业的编号")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string IllBorrowingTransactionNumber
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("13 GS1产品标识符"), Description("GS1 的 GTIN-13 代码")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string Gs1ProductIndentifier
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("14 备选馆藏单件唯一标识符"), Description("新标签架构下可能的编码")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string AlternativeUniqueItemIdentifier
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("15 本地数据A"), Description("本地定义的任何功能项")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string LocalDataA
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("16 本地数据B"), Description("本地定义的任何功能项")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string LocalDataB
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("17 题名"), Description("馆藏单件正题名/题名")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string Title
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("18 本地产品标识符"), Description("非基于 GTIN-13 的产品标识符")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string ProductIdentifierLocal
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("19 媒体格式(其他)"), Description("非 ONIX 或 MARC 的媒体描述符")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string MediaFormat
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("20 供应链阶段"), Description("馆藏当前所在的供应链阶段")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string SupplyChainStage
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("21 供应商发票编号"), Description("图书馆与供应商进行馆藏交易的发票编号")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string SupplierInvoiceNumber
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("22 备选馆藏单件标识符"), Description("馆藏单件可选标识符")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string AlternativeItemIdentifier
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("23 备选所属机构"), Description("所属图书馆/机构的非 ISIL 代码")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string AlternativeOwnerInstitution
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("24 所属机构分馆"), Description("图书馆机构定义的内部代码")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string SubsidiaryOfAnOwnerInstitution
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("25 备选馆际互借借入机构"), Description("馆际互借借入机构的 非ISIL 代码")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string AlternativeIllBorrowingInstitution
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
[DisplayName("26 本地数据C"), Description("本地定义的任何功能项")]
[Category("元素")]
[System.ComponentModel.RefreshProperties(RefreshProperties.All)]
[ReadOnly(false)]
public string LocalDataC
{
get { return GetElementValue(FieldName()); }
set
{
SetElementValue(FieldName(), value);
OnPropertyChanged(FieldName());
}
}
#endregion
#if NO
void SetReadOnly(string fieldName, bool isReadonly)
{
// PropertyDescriptor descriptor = TypeDescriptor.GetProperties(this.GetType())[fieldName];
PropertyDescriptor descriptor = TypeDescriptor.GetProperties(this)[fieldName];
ReadOnlyAttribute attrib = (ReadOnlyAttribute)descriptor.Attributes[typeof(ReadOnlyAttribute)];
FieldInfo isReadOnly = attrib.GetType().GetField("isReadOnly",
BindingFlags.NonPublic | BindingFlags.Instance);
isReadOnly.SetValue(attrib, isReadonly);
}
public void InitialAllReadonly()
{
foreach (PropertyDescriptor descriptor in TypeDescriptor.GetProperties(this.GetType()))
{
// 找元素名
if (Element.TryGetOidByName(descriptor.Name, out ElementOID oid) == false)
continue;
Element element = FindElement(oid);
if (element != null)
{
ReadOnlyAttribute attrib = (ReadOnlyAttribute)descriptor.Attributes[typeof(ReadOnlyAttribute)];
FieldInfo isReadOnly = attrib.GetType().GetField("isReadOnly", BindingFlags.NonPublic | BindingFlags.Instance);
isReadOnly.SetValue(attrib, element.Locked);
}
else
{
ReadOnlyAttribute attrib = (ReadOnlyAttribute)descriptor.Attributes[typeof(ReadOnlyAttribute)];
FieldInfo isReadOnly = attrib.GetType().GetField("isReadOnly", BindingFlags.NonPublic | BindingFlags.Instance);
if (isReadOnly != null)
isReadOnly.SetValue(attrib, false);
}
}
}
#endif
#if NO
string _ownerInstitution = "";
public string OwnerInstitution
{
get { return _ownerInstitution; }
set
{
if (string.IsNullOrEmpty(value))
throw new ArgumentException("所属机构(ISIL) 不应为空");
#if NO
// 检查用户名合法性
// return:
// -1 校验过程出错
// 0 校验发现不正确
// 1 校验正确
if (VerifyOwnerInstitution(value,
out string strError) != 1)
throw new ArgumentException("_ownerInstitution '" + value + "' 不合法：" + strError);
#endif
_ownerInstitution = value;
OnPropertyChanged("OwnerInstitution");
}
}
string _setInformation = "";
public string SetInformation
{
get { return _setInformation; }
set
{
if (string.IsNullOrEmpty(value))
throw new ArgumentException("卷(册)信息 不应为空");
_setInformation = value;
OnPropertyChanged("SetInformation");
}
}
#endif
#if NO
// return:
// -1 校验过程出错
// 0 校验发现不正确
// 1 校验正确
public static int VerifyPII(string text,
out string strError)
{
strError = "";
if (string.IsNullOrEmpty(text))
{
strError = "馆藏单件标识符 不应为空";
return 0;
}
try
{
// Compact.CheckIsil(text);
}
catch (Exception ex)
{
strError = $"馆藏单件标识符 '{text}' 不合法: {ex.Message}";
return 0;
}
return 1;
}
#endif
#region INotifyPropertyChanged Members
public event PropertyChangedEventHandler PropertyChanged;
void OnPropertyChanged(string propertyName)
{
if (PropertyChanged != null)
PropertyChanged(this, new PropertyChangedEventArgs(propertyName));
}
#endregion
// 根据物理数据构造 (拆包)
// Exception:
// 可能会抛出异常 ArgumentException TagDataException
// parameters:
// block_map 每个 char 表示一个 block 的锁定状态。'l' 表示锁定, '.' 表示没有锁定
public static new LogicChipItem From(byte[] data,
int block_size,
string block_map = "")
{
LogicChipItem chip = new LogicChipItem();
// Exception:
// 可能会抛出异常 ArgumentException TagDataException
chip.Parse(data, block_size, block_map);
// chip.InitialAllReadonly();
return chip;
}
// 构造 LogicChipItem
// 除了基本数据外，也包括 DSFID EAS AFI
// 注: 可以处理 HF 和 UHF 标签
// Exception:
// 可能会抛出异常 ArgumentException TagDataException
public static LogicChipItem FromTagInfo(TagInfo tag_info)
{
if (tag_info.Protocol == InventoryInfo.ISO18000P6C)
{
return FromUhfTagInfo(tag_info,
out string uhfProtocol);
}
else
{
var chip = LogicChipItem.From(tag_info.Bytes,
(int)tag_info.BlockSize,
tag_info.LockStatus);
chip.Protocol = tag_info.Protocol;
chip.SetSystemValues(
tag_info.Bytes,
tag_info.LockStatus,
(int)tag_info.MaxBlockCount,
(int)tag_info.BlockSize,
tag_info.UID,
tag_info.DSFID,
tag_info.AFI,
tag_info.EAS,
tag_info.AntennaID);
#if NO
chip.DSFID = tag_info.DSFID;
chip.AFI = tag_info.AFI;
chip.EAS = tag_info.EAS;
// 2019/1/25
chip.SetChanged(false);
#endif
return chip;
}
}
// Exception:
// 可能会抛出异常 ArgumentException TagDataException
public static LogicChipItem FromUhfTagInfo(TagInfo taginfo,
out string uhfProtocol)
{
var epc_bank = Element.FromHexString(taginfo.UID);
LogicChip chip = null;
string pii = "";
string oi = "";
uhfProtocol = null;
if (UhfUtility.IsBlankTag(epc_bank, taginfo.Bytes) == true)
{
// 空白标签
pii = null;
}
else
{
var isGB = UhfUtility.IsISO285604Format(epc_bank, taginfo.Bytes);
if (isGB)
{
// *** 国标 UHF
var parse_result = UhfUtility.ParseTag(epc_bank,
taginfo.Bytes,
4);
if (parse_result.Value == -1)
throw new TagDataException(parse_result.ErrorInfo);
chip = parse_result.LogicChip;
taginfo.EAS = parse_result.PC.AFI == 0x07;
uhfProtocol = "gb";
pii = GetPiiPart(parse_result.SafetyUII);
oi = GetOiPart(parse_result.SafetyUII, false);
// 2023/12/22
// 为 chip 中添加 PII 和 OI 元素
if (parse_result.LogicChip != null)
UhfUtility.AddPiiOi(parse_result.SafetyUII, parse_result.LogicChip);
}
else
{
// *** 高校联盟 UHF
var parse_result = GaoxiaoUtility.ParseTag(
epc_bank,
taginfo.Bytes,
"convertValueToGB");
if (parse_result.Value == -1)
throw new TagDataException(parse_result.ErrorInfo);
chip = parse_result.LogicChip;
taginfo.EAS = parse_result.EpcInfo == null ? false : !parse_result.EpcInfo.Lending;
uhfProtocol = "gxlm";
pii = GetPiiPart(parse_result.EpcInfo?.PII);
oi = GetOiPart(parse_result.EpcInfo?.PII, false);
// 2023/11/16
if (string.IsNullOrEmpty(oi))
oi = parse_result.LogicChip?.FindGaoxiaoOI();
/*
if (string.IsNullOrEmpty(oi))
oi = parse_result.LogicChip?.FindElement(ElementOID.OI)?.Text;
if (string.IsNullOrEmpty(oi))
oi = parse_result.LogicChip?.FindElement(ElementOID.AOI)?.Text;
if (string.IsNullOrEmpty(oi))
oi = parse_result.LogicChip?.FindElement((ElementOID)27)?.Text;
*/
}
}
var result = FromElements(chip);
result.SetElement(ElementOID.PII, pii, false);
if (string.IsNullOrEmpty(oi) == false)
result.SetElement(ElementOID.OI, oi, false);
result.SetSystemValues(
taginfo.Bytes,
taginfo.LockStatus,
0, // (int)taginfo.MaxBlockCount,
0, // (int)taginfo.BlockSize,
taginfo.UID,
taginfo.DSFID,
taginfo.AFI,
taginfo.EAS,
taginfo.AntennaID);
if (chip != null)
{
chip.Protocol = InventoryInfo.ISO18000P6C;
if (string.IsNullOrEmpty(uhfProtocol))
chip.Protocol += ":" + uhfProtocol;
}
return result;
}
// 根据 chip 的元素构造一个新的 LogicChipItem 对象
static LogicChipItem FromElements(LogicChip chip)
{
LogicChipItem item = new LogicChipItem();
if (chip != null)
item.Elements.AddRange(chip.Elements);
return item;
}
static string BuildUii(string pii, string oi, string aoi)
{
if (string.IsNullOrEmpty(oi) && string.IsNullOrEmpty(aoi))
return pii;
if (string.IsNullOrEmpty(oi) == false)
return oi + "." + pii;
if (string.IsNullOrEmpty(aoi) == false)
return aoi + "." + pii;
return pii;
}
// 获得 oi.pii 的 oi 部分
public static string GetOiPart(string oi_pii, bool return_null)
{
// 2023/11/6
if (oi_pii == null)
{
if (return_null)
return null;
return "";
}
if (oi_pii.IndexOf(".") == -1)
{
if (return_null)
return null;
return "";
}
var parts = StringUtil.ParseTwoPart(oi_pii, ".");
return parts[0];
}
// 获得 oi.pii 的 pii 部分
public static string GetPiiPart(string oi_pii)
{
// 2023/11/6
if (oi_pii == null)
return null;
if (oi_pii.IndexOf(".") == -1)
return oi_pii;
var parts = StringUtil.ParseTwoPart(oi_pii, ".");
return parts[1];
}
// 构造 ISO15693 的 TagInfo
public static TagInfo ToTagInfo(TagInfo existing,
LogicChipItem chip)
{
TagInfo new_tag_info = existing.Clone();
new_tag_info.Bytes = chip.GetBytes(
(int)(new_tag_info.MaxBlockCount * new_tag_info.BlockSize),
(int)new_tag_info.BlockSize,
LogicChip.GetBytesStyle.None,
out string block_map);
new_tag_info.LockStatus = block_map;
// 2019/1/22
new_tag_info.AFI = chip.AFI;
new_tag_info.DSFID = chip.DSFID;
new_tag_info.EAS = chip.EAS;
return new_tag_info;
}
// 设置三个系统值。此函数不会改变 this.Changed
public void SetSystemValues(
byte[] bytes,
string lock_status,
int max_block_count,
int block_size,
string uid,
byte dsfid,
byte afi,
bool eas,
uint antenna_id)
{
this.OriginBytes = bytes;
this.OriginLockStatus = lock_status;
this.MaxBlockCount = max_block_count;
this.BlockSize = block_size;
this._uid = uid;
this._dsfid = dsfid;
this._afi = afi;
this._eas = eas;
this._antenna = antenna_id;
}
// 得到用16进制字符串表示的 bytes 内容
public static string GetBytesString(byte[] bytes,
int block_size,
string lock_status)
{
if (bytes == null)
return "";
StringBuilder text = new StringBuilder();
for (int i = 0; i < bytes.Length; i++)
{
string strHex = Convert.ToString(bytes[i], 16).ToUpper();
text.Append(strHex.PadLeft(2, '0'));
if ((i % block_size) < block_size - 1)
text.Append(" ");
if ((i % block_size) == block_size - 1)
{
int line = i / 4;
text.Append(" " + GetLockStatus(lock_status, line));
text.Append("\r\n");
}
}
return text.ToString();
}
static string GetLockStatus(string map, int index)
{
char ch = LogicChip.GetBlockStatus(map, index);
if (ch == 'l')
return "locked";
if (ch == 'w')
return "will lock";
return "";
}
public string GetDescription()
{
if (this.Protocol == InventoryInfo.ISO15693)
return GetHfDescription();
return GetUhfDescription();
}
// 2023/10/26
// UHF 标签的 Description
public string GetUhfDescription()
{
StringBuilder text = new StringBuilder();
text.Append($"UID:\t{UID}\r\n");
text.Append($"AFI:\t{Element.GetHexString(AFI)}\r\n");
text.Append($"DSFID:\t{Element.GetHexString(DSFID)}\r\n");
text.Append($"EAS:\t{EAS}\r\n");