diff --git a/.vscode/settings.json b/.vscode/settings.json
index 64e9308..accbf7b 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -158,6 +158,7 @@
         "hash_map": "cpp",
         "qreadwritelock": "cpp",
         "qdatastream": "cpp",
-        "qhostaddress": "cpp"
+        "qhostaddress": "cpp",
+        "qthread": "cpp"
     }
 }
\ No newline at end of file
diff --git a/ClientCore/ClientCore.cpp b/ClientCore/ClientCore.cpp
index 69ef6fd..a843242 100644
--- a/ClientCore/ClientCore.cpp
+++ b/ClientCore/ClientCore.cpp
@@ -1,7 +1,5 @@
 #include "ClientCore.h"
 
-#include <InfoMsg.h>
-#include <InfoPack.hpp>
 #include <QDebug>
 
 ClientCore::ClientCore(QObject* parent) : QObject(parent)
@@ -66,6 +64,41 @@ void ClientCore::UseFrame(QSharedPointer<FrameBuffer> frame)
         qInfo() << QString(tr("own id: %1")).arg(ownID_);
         break;
     }
+    case FrameBufferType::FBT_CLI_ANS_DIRFILE: {
+        DirFileInfoVec info = infoUnpack<DirFileInfoVec>(frame->data);
+        fileCall_(info);
+        break;
+    }
+    case FrameBufferType::FBT_CLI_ASK_DIRFILE: {
+        DirFileInfoVec vec;
+        InfoMsg info = infoUnpack<InfoMsg>(frame->data);
+        vec.root = info.msg;
+        if (!localFile_.GetDirFile(info.msg, vec)) {
+            qWarning() << QString(tr("get dir file failed use %1")).arg(info.msg);
+            return;
+        }
+        if (!Send<DirFileInfoVec>(vec, FBT_CLI_ANS_DIRFILE, frame->fid)) {
+            qCritical() << QString(tr("send dir file result failed."));
+            return;
+        }
+        break;
+    }
+    case FrameBufferType::FBT_CLI_ASK_HOME: {
+        InfoMsg info;
+        info.msg = Util::GetUserHome();
+        auto data = infoPack<InfoMsg>(info);
+        if (!Send<InfoMsg>(info, FBT_CLI_ANS_HOME, frame->fid)) {
+            qCritical() << QString(tr("send home failed."));
+            return;
+        }
+        break;
+    }
+    case FrameBufferType::FBT_CLI_ANS_HOME: {
+        InfoMsg info = infoUnpack<InfoMsg>(frame->data);
+        qInfo() << QString(tr("home: %1")).arg(info.msg);
+        pathCall_(info.msg);
+        break;
+    }
     default:
         qWarning() << QString(tr("unknown frame type: %1")).arg(frame->type);
         break;
@@ -115,6 +148,7 @@ void ClientCore::SetFileCall(const std::function<void(const DirFileInfoVec& file
 
 void ClientCore::SetRemoteID(const QString& id)
 {
+    remoteID_ = id;
 }
 
 QString ClientCore::GetRemoteID()
diff --git a/ClientCore/ClientCore.h b/ClientCore/ClientCore.h
index 61d1af3..822e34c 100644
--- a/ClientCore/ClientCore.h
+++ b/ClientCore/ClientCore.h
@@ -3,6 +3,9 @@
 
 #include <InfoClient.h>
 #include <InfoDirFile.h>
+#include <InfoMsg.h>
+#include <InfoPack.hpp>
+#include <LocalFile.h>
 #include <Protocol.h>
 #include <QDataStream>
 #include <QHostAddress>
@@ -24,6 +27,14 @@ public:
     void Disconnect();
     bool Send(QSharedPointer<FrameBuffer> frame);
     bool Send(const char* data, qint64 len);
+    template <typename T> bool Send(const T& info, FrameBufferType type, const QString& tid)
+    {
+        auto f = QSharedPointer<FrameBuffer>::create();
+        f->tid = tid;
+        f->data = infoPack<T>(info);
+        f->type = type;
+        return Send(f);
+    }
 
 private:
     void onReadyRead();
@@ -46,6 +57,8 @@ public:
     QTcpSocket* socket_;
     QByteArray recvBuffer_;
 
+    LocalFile localFile_;
+
     std::function<void(const QString& path)> pathCall_;
     std::function<void(const InfoClientVec& clients)> clientsCall_;
     std::function<void(const DirFileInfoVec& files)> fileCall_;
diff --git a/ClientCore/RemoteFile.cpp b/ClientCore/RemoteFile.cpp
index af61a00..2c958f8 100644
--- a/ClientCore/RemoteFile.cpp
+++ b/ClientCore/RemoteFile.cpp
@@ -1,6 +1,7 @@
 #include "RemoteFile.h"
 
 #include <InfoPack.hpp>
+
 #include "LocalFile.h"
 
 void RemoteFile::setClientCore(ClientCore* cliCore)
@@ -13,19 +14,12 @@ void RemoteFile::setClientCore(ClientCore* cliCore)
 bool RemoteFile::GetHome()
 {
     InfoMsg info;
-    auto frame = QSharedPointer<FrameBuffer>::create();
-    frame->data = infoPack(info);
-    frame->type = FBT_CLI_ASK_HOME;
-    frame->tid = cliCore_->GetRemoteID();
-    return cliCore_->Send(frame);
+    return cliCore_->Send<InfoMsg>(info, FBT_CLI_ASK_HOME, cliCore_->GetRemoteID());
 }
 
 bool RemoteFile::GetDirFile(const QString& dir)
 {
     InfoMsg info;
-    auto frame = QSharedPointer<FrameBuffer>::create();
-    frame->data = infoPack(info);
-    frame->type = FBT_CLI_ASK_DIRFILE;
-    frame->tid = cliCore_->GetRemoteID();
-    return cliCore_->Send(frame);
+    info.msg = dir;
+    return cliCore_->Send<InfoMsg>(info, FBT_CLI_ASK_DIRFILE, cliCore_->GetRemoteID());
 }
\ No newline at end of file
diff --git a/Gui/Control/FileControl.cpp b/Gui/Control/FileControl.cpp
index 87edcda..e197f16 100644
--- a/Gui/Control/FileControl.cpp
+++ b/Gui/Control/FileControl.cpp
@@ -148,17 +148,7 @@ void FileManager::ShowFile(const DirFileInfoVec& info)
         ui->tableWidget->setItem(i, 4, item);
     }
     ui->tableWidget->resizeColumnToContents(0);
-
-    if (info.vec.empty()) {
-        return;
-    }
-
-    QString fp = info.vec[0].fullPath;
-    QDir dir(fp);
-    dir.cdUp();
-    fp = dir.path();
-    curRoot_ = fp;
-
+    curRoot_ = info.root;
     ShowPath(curRoot_);
 }
 
diff --git a/Protocol/Protocol.cxx b/Protocol/Protocol.cxx
index d9555ef..bbbcd5b 100644
--- a/Protocol/Protocol.cxx
+++ b/Protocol/Protocol.cxx
@@ -40,6 +40,12 @@ QSharedPointer<FrameBuffer> Protocol::ParseBuffer(QByteArray& buffer)
     stream.readRawData(fidBytes.data(), 32);
     stream.readRawData(tidBytes.data(), 32);
 
+    auto b2id = [](const QByteArray& binary, int fixLen) {
+        const int nullPos = binary.indexOf('\0');
+        const int len = (nullPos >= 0) ? qMin(nullPos, fixLen) : fixLen;
+        return QString::fromUtf8(binary.constData(), len);
+    };
+
     quint32 dataLen;
     stream >> dataLen;
 
@@ -60,8 +66,8 @@ QSharedPointer<FrameBuffer> Protocol::ParseBuffer(QByteArray& buffer)
     }
     auto frame = QSharedPointer<FrameBuffer>::create();
     frame->type = type;
-    frame->fid = QString::fromUtf8(fidBytes).trimmed();
-    frame->tid = QString::fromUtf8(tidBytes).trimmed();
+    frame->fid = b2id(fidBytes, 32);
+    frame->tid = b2id(tidBytes, 32);
     frame->data = data;
     buffer.remove(0, headerPos + totalFrameSize);
     return frame;
@@ -74,7 +80,7 @@ QByteArray Protocol::PackBuffer(const QSharedPointer<FrameBuffer>& frame)
 
     if (frame.isNull()) {
         return QByteArray();
-    } 
+    }
 
     QByteArray packet;
     QDataStream stream(&packet, QIODevice::WriteOnly);
diff --git a/Struct/InfoDirFile.h b/Struct/InfoDirFile.h
index c78468e..93f7e04 100644
--- a/Struct/InfoDirFile.h
+++ b/Struct/InfoDirFile.h
@@ -33,6 +33,7 @@ QDataStream& operator>>(QDataStream& data, DirFileInfo& info);
 
 struct DirFileInfoVec {
     QVector<DirFileInfo> vec;
+    QString root;
 
     void serialize(QDataStream& data) const
     {
@@ -40,6 +41,7 @@ struct DirFileInfoVec {
         for (const auto& info : vec) {
             data << info;
         }
+        data << root;
     }
     void deserialize(QDataStream& data)
     {
@@ -49,6 +51,7 @@ struct DirFileInfoVec {
         for (quint32 i = 0; i < size; ++i) {
             data >> vec[i];
         }
+        data >> root;
     }
 };
 
diff --git a/Util/LocalFile.cpp b/Util/LocalFile.cpp
index dd2fc8d..ba57a96 100644
--- a/Util/LocalFile.cpp
+++ b/Util/LocalFile.cpp
@@ -1,16 +1,61 @@
 #include "LocalFile.h"
 
+#include <QDateTime>
+#include <QDir>
+#include <QFileInfo>
+
 bool LocalFile::GetHome()
 {
-    return false;
+    auto home = Util::GetUserHome();
+    pathCall_(home);
+    return true;
 }
 
 bool LocalFile::GetDirFile(const QString& dir)
 {
-    return false;
+    DirFileInfoVec vec;
+    if (!GetDirFile(dir, vec)) {
+        return false;
+    }
+    fileCall_(vec);
+    return true;
 }
 
 bool LocalFile::GetDirFile(const QString& dir, DirFileInfoVec& vec)
 {
-    return false;
+    vec.vec.clear();
+
+    QDir qdir(dir);
+    if (!qdir.exists()) {
+        err_ = tr("Path does not exist");
+        return false;
+    }
+
+    if (!qdir.isReadable()) {
+        err_ = tr("Directory is not readable");
+        return false;
+    }
+
+    const auto entries = qdir.entryInfoList(QDir::Dirs | QDir::Files | QDir::NoDotAndDotDot);
+
+    for (const auto& entry : entries) {
+        DirFileInfo info;
+        info.fullPath = entry.absoluteFilePath();
+        info.name = entry.fileName();
+
+        if (entry.isDir()) {
+            info.type = Dir;
+            info.size = 0;
+        } else if (entry.isFile()) {
+            info.type = File;
+            info.size = entry.size();
+        } else {
+            continue;
+        }
+
+        info.lastModified = entry.lastModified().toMSecsSinceEpoch();
+        vec.vec.push_back(info);
+    }
+
+    return true;
 }
\ No newline at end of file
diff --git a/Util/Util.cpp b/Util/Util.cpp
index a7a3563..4cab047 100644
--- a/Util/Util.cpp
+++ b/Util/Util.cpp
@@ -2,7 +2,9 @@
 
 #include <QDateTime>
 #include <QDebug>
+#include <QDir>
 #include <QMutex>
+#include <QStandardPaths>
 #include <iostream>
 #include <spdlog/fmt/bundled/color.h>
 #include <spdlog/fmt/fmt.h>
@@ -21,6 +23,16 @@ Util::Util()
 {
 }
 
+QString Util::GetUserHome()
+{
+    QString homePath = QStandardPaths::writableLocation(QStandardPaths::HomeLocation);
+    if (homePath.isEmpty()) {
+        qWarning() << "Failed to get user home directory";
+        homePath = QDir::homePath();
+    }
+    return homePath;
+}
+
 void Util::InitLogger(const QString& logPath, const QString& mark)
 {
     auto file_sink = std::make_shared<spdlog::sinks::rotating_file_sink_mt>(logPath.toStdString(), 1024 * 1024 * 50, 3);
diff --git a/Util/Util.h b/Util/Util.h
index f463700..a4ea895 100644
--- a/Util/Util.h
+++ b/Util/Util.h
@@ -11,12 +11,13 @@ public:
     Util();
 
 public:
+    static QString GetUserHome();
     static void InitLogger(const QString& logPath, const QString& mark);
     static void ConsoleMsgHander(QtMsgType type, const QMessageLogContext& context, const QString& msg);
 };
 
-class DirFileHelper
-{
+class DirFileHelper : public QObject {
+    Q_OBJECT
 public:
     DirFileHelper() = default;
     virtual ~DirFileHelper() = default;