808 lines
26 KiB
C++
808 lines
26 KiB
C++
#pragma once
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#include <dirent.h>
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#include <sys/stat.h>
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#include <sys/statvfs.h>
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#include <iconv.h>
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#include <unistd.h>
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#include <cstring>
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#include <string>
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#include <vector>
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#include <list>
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#include <fstream>
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#include <sstream>
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#include <cerrno>
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#include "FileTransferV2.h"
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// 外部声明 clientID（在 main.cpp 中定义）
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extern uint64_t g_myClientID;
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// ============== Linux File Manager ==============
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// Implements file transfer between Windows server and Linux client
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// Supports: browse, upload, download, delete, rename, create folder
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#define MAX_SEND_BUFFER 65535
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class FileManager : public IOCPManager
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{
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public:
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FileManager(IOCPClient* client)
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: m_client(client),
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m_nTransferMode(TRANSFER_MODE_NORMAL),
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m_nCurrentFileLength(0),
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m_nCurrentUploadFileLength(0)
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{
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memset(m_strCurrentFileName, 0, sizeof(m_strCurrentFileName));
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memset(m_strCurrentUploadFile, 0, sizeof(m_strCurrentUploadFile));
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SendDriveList();
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}
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~FileManager()
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{
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m_uploadList.clear();
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}
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virtual VOID OnReceive(PBYTE szBuffer, ULONG ulLength)
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{
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if (!szBuffer || ulLength == 0) return;
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switch (szBuffer[0]) {
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case COMMAND_LIST_FILES:
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SendFilesList((char*)szBuffer + 1);
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break;
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case COMMAND_DELETE_FILE:
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DeleteSingleFile((char*)szBuffer + 1);
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SendToken(TOKEN_DELETE_FINISH);
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break;
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case COMMAND_DELETE_DIRECTORY:
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DeleteDirectoryRecursive((char*)szBuffer + 1);
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SendToken(TOKEN_DELETE_FINISH);
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break;
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case COMMAND_DOWN_FILES:
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// Server wants to download files FROM Linux (upload from Linux perspective)
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UploadToRemote((char*)szBuffer + 1);
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break;
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case CMD_DOWN_FILES_V2:
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// V2 上传文件到服务端
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FileTransferV2::HandleDownFilesV2(szBuffer, ulLength, m_client, g_myClientID);
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break;
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case COMMAND_CONTINUE:
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// Server requests next chunk of file data
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SendFileData(szBuffer + 1);
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break;
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case COMMAND_STOP:
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StopTransfer();
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break;
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case COMMAND_CREATE_FOLDER:
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CreateFolder((char*)szBuffer + 1);
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break;
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case COMMAND_RENAME_FILE:
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RenameFile(szBuffer + 1);
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break;
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case COMMAND_SET_TRANSFER_MODE:
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SetTransferMode(szBuffer + 1);
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break;
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case COMMAND_FILE_SIZE:
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// Server wants to upload a file TO Linux (download from Linux perspective)
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CreateLocalRecvFile(szBuffer + 1);
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break;
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case COMMAND_FILE_DATA:
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// Server sends file data chunk
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WriteLocalRecvFile(szBuffer + 1, ulLength - 1);
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break;
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default:
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Mprintf("[FileManager] Unhandled command: %d\n", (int)szBuffer[0]);
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break;
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}
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}
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private:
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IOCPClient* m_client;
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// Upload state (Linux -> Windows)
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std::list<std::string> m_uploadList;
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char m_strCurrentUploadFile[4096];
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int64_t m_nCurrentUploadFileLength;
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// Download state (Windows -> Linux)
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char m_strCurrentFileName[4096];
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int64_t m_nCurrentFileLength;
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int m_nTransferMode;
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// ---- Send single byte token ----
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void SendToken(BYTE token)
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{
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if (!m_client) return;
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m_client->Send2Server((char*)&token, 1);
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}
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// ---- iconv encoding conversion ----
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static std::string iconvConvert(const std::string& input, const char* from, const char* to)
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{
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if (input.empty()) return input;
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iconv_t cd = iconv_open(to, from);
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if (cd == (iconv_t)-1) return input;
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size_t inLeft = input.size();
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size_t outLeft = inLeft * 4;
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std::string output(outLeft, '\0');
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char* inPtr = const_cast<char*>(input.data());
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char* outPtr = &output[0];
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size_t ret = iconv(cd, &inPtr, &inLeft, &outPtr, &outLeft);
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iconv_close(cd);
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if (ret == (size_t)-1) return input;
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output.resize(output.size() - outLeft);
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return output;
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}
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static std::string gbkToUtf8(const std::string& gbk)
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{
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return iconvConvert(gbk, "GBK", "UTF-8");
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}
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static std::string utf8ToGbk(const std::string& utf8)
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{
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return iconvConvert(utf8, "UTF-8", "GBK");
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}
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// ---- Windows path -> Linux path ----
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// Examples:
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// /:\home\user\file.txt -> /home/user/file.txt
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// /:\home\user\ -> /home/user/
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// /:\ -> /
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// /: -> /
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// C:\Users\file.txt -> /Users/file.txt
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static std::string winPathToLinux(const char* winPath)
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{
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if (!winPath || !*winPath) return "/";
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std::string p(winPath);
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// 1. Backslash -> forward slash
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for (auto& c : p) {
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if (c == '\\') c = '/';
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}
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// 2. Remove "X:/" or "X:" prefix (handles both /: and C: style)
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if (p.size() >= 3 && p[1] == ':' && p[2] == '/') {
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p = p.substr(3);
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} else if (p.size() >= 2 && p[1] == ':') {
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p = p.substr(2);
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}
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// 3. Ensure starts with /
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if (p.empty() || p[0] != '/') {
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p = "/" + p;
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}
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// 4. Merge consecutive slashes
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std::string result;
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result.reserve(p.size());
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for (size_t i = 0; i < p.size(); i++) {
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if (i > 0 && p[i] == '/' && p[i - 1] == '/')
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continue;
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result += p[i];
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}
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return result.empty() ? "/" : result;
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}
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// ---- Linux path -> Windows path (for sending to server) ----
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// Converts /home/user/file.txt to /:\home\user\file.txt
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static std::string linuxPathToWin(const std::string& linuxPath)
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{
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// Start with drive letter representation /: for Linux root
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// Linux path /home/user/file.txt should become /:\home\user\file.txt
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std::string result = "/:";
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if (!linuxPath.empty()) {
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result += linuxPath;
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}
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// Convert all forward slashes to backslashes (except the leading /:)
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for (size_t i = 2; i < result.size(); ++i) {
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if (result[i] == '/') result[i] = '\\';
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}
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return result;
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}
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// ---- Unix time_t -> Windows FILETIME ----
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static uint64_t unixToFiletime(time_t t)
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{
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return (uint64_t)t * 10000000ULL + 116444736000000000ULL;
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}
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// ---- Get root filesystem type ----
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static std::string getRootFsType()
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{
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std::ifstream f("/proc/mounts");
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std::string line;
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while (std::getline(f, line)) {
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std::istringstream iss(line);
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std::string dev, mp, fs;
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if (iss >> dev >> mp >> fs) {
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if (mp == "/") return fs;
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}
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}
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return "ext4";
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}
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// ---- Ensure parent directory exists (mkdir -p for parent of file path) ----
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bool MakeSureDirectoryExists(const std::string& filePath)
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{
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// Get parent directory
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std::string dir;
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size_t lastSlash = filePath.rfind('/');
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if (lastSlash != std::string::npos && lastSlash > 0) {
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dir = filePath.substr(0, lastSlash);
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} else {
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// No parent directory to create
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return true;
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}
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// Create directories recursively
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std::string current;
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for (size_t i = 0; i < dir.size(); ++i) {
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current += dir[i];
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if (dir[i] == '/' && current.size() > 1) {
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mkdir(current.c_str(), 0755);
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}
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}
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if (!current.empty() && current != "/") {
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mkdir(current.c_str(), 0755);
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}
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return true;
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}
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// ---- Ensure directory path exists (mkdir -p for directory path) ----
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bool MakeSureDirectoryPathExists(const std::string& dirPath)
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{
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std::string dir = dirPath;
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// Remove trailing slash
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while (!dir.empty() && dir.back() == '/') {
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dir.pop_back();
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}
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// Create directories recursively
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std::string current;
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for (size_t i = 0; i < dir.size(); ++i) {
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current += dir[i];
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if (dir[i] == '/' && current.size() > 1) {
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mkdir(current.c_str(), 0755);
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}
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}
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if (!current.empty() && current != "/") {
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mkdir(current.c_str(), 0755);
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}
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return true;
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}
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// ---- Send drive list (Linux: root partition /) ----
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void SendDriveList()
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{
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if (!m_client) return;
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BYTE buf[256];
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buf[0] = (BYTE)TOKEN_DRIVE_LIST;
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DWORD offset = 1;
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buf[offset] = '/';
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buf[offset + 1] = 3; // DRIVE_FIXED
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unsigned long totalMB = 0, freeMB = 0;
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struct statvfs sv;
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if (statvfs("/", &sv) == 0) {
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unsigned long long totalBytes = (unsigned long long)sv.f_blocks * sv.f_frsize;
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unsigned long long freeBytes = (unsigned long long)sv.f_bfree * sv.f_frsize;
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totalMB = (unsigned long)(totalBytes / 1024 / 1024);
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freeMB = (unsigned long)(freeBytes / 1024 / 1024);
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}
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memcpy(buf + offset + 2, &totalMB, sizeof(unsigned long));
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memcpy(buf + offset + 6, &freeMB, sizeof(unsigned long));
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const char* typeName = "Linux";
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int typeNameLen = strlen(typeName) + 1;
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memcpy(buf + offset + 10, typeName, typeNameLen);
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std::string fsType = getRootFsType();
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int fsNameLen = fsType.size() + 1;
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memcpy(buf + offset + 10 + typeNameLen, fsType.c_str(), fsNameLen);
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offset += 10 + typeNameLen + fsNameLen;
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m_client->Send2Server((char*)buf, offset);
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}
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// ---- Send file list for directory ----
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void SendFilesList(const char* path)
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{
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if (!m_client) return;
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m_nTransferMode = TRANSFER_MODE_NORMAL;
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std::string linuxPath = winPathToLinux(gbkToUtf8(path).c_str());
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std::vector<uint8_t> buf;
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buf.reserve(64 * 1024);
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buf.push_back((uint8_t)TOKEN_FILE_LIST);
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DIR* dir = opendir(linuxPath.c_str());
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if (!dir) {
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Mprintf("[FileManager] opendir failed: %s (errno=%d)\n", linuxPath.c_str(), errno);
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m_client->Send2Server((char*)buf.data(), (ULONG)buf.size());
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return;
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}
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struct dirent* ent;
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while ((ent = readdir(dir)) != nullptr) {
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if (strcmp(ent->d_name, ".") == 0 || strcmp(ent->d_name, "..") == 0)
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continue;
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std::string fullPath = linuxPath;
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if (fullPath.back() != '/') fullPath += '/';
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fullPath += ent->d_name;
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struct stat st;
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if (lstat(fullPath.c_str(), &st) != 0)
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continue;
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uint8_t isDir = S_ISDIR(st.st_mode) ? 0x10 : 0x00;
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buf.push_back(isDir);
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std::string gbkName = utf8ToGbk(ent->d_name);
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buf.insert(buf.end(), gbkName.begin(), gbkName.end());
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buf.push_back(0);
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uint64_t fileSize = (uint64_t)st.st_size;
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DWORD sizeHigh = (DWORD)(fileSize >> 32);
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DWORD sizeLow = (DWORD)(fileSize & 0xFFFFFFFF);
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const uint8_t* pH = (const uint8_t*)&sizeHigh;
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const uint8_t* pL = (const uint8_t*)&sizeLow;
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buf.insert(buf.end(), pH, pH + sizeof(DWORD));
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buf.insert(buf.end(), pL, pL + sizeof(DWORD));
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uint64_t ft = unixToFiletime(st.st_mtime);
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const uint8_t* pFT = (const uint8_t*)&ft;
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buf.insert(buf.end(), pFT, pFT + 8);
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}
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closedir(dir);
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m_client->Send2Server((char*)buf.data(), (ULONG)buf.size());
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}
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// ============== File Upload (Linux -> Windows) ==============
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// Build file list for directory upload
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bool BuildUploadList(const std::string& pathName)
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{
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std::string linuxPath = winPathToLinux(gbkToUtf8(pathName).c_str());
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DIR* dir = opendir(linuxPath.c_str());
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if (!dir) return false;
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struct dirent* ent;
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while ((ent = readdir(dir)) != nullptr) {
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if (strcmp(ent->d_name, ".") == 0 || strcmp(ent->d_name, "..") == 0)
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continue;
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std::string fullPath = linuxPath;
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if (fullPath.back() != '/') fullPath += '/';
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fullPath += ent->d_name;
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struct stat st;
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if (lstat(fullPath.c_str(), &st) != 0)
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continue;
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if (S_ISDIR(st.st_mode)) {
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// Recursively add directory contents
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std::string winPath = linuxPathToWin(fullPath);
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BuildUploadList(winPath.c_str());
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} else if (S_ISREG(st.st_mode)) {
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// Add file to upload list
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std::string winPath = linuxPathToWin(fullPath);
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m_uploadList.push_back(utf8ToGbk(winPath));
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}
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}
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closedir(dir);
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return true;
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}
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// Start upload process
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void UploadToRemote(const char* filePath)
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{
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// Clear any previous upload state
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m_uploadList.clear();
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m_nCurrentUploadFileLength = 0;
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memset(m_strCurrentUploadFile, 0, sizeof(m_strCurrentUploadFile));
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std::string path(filePath);
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// Check if it's a directory (ends with backslash)
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if (!path.empty() && path.back() == '\\') {
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BuildUploadList(path);
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Mprintf("[FileManager] Upload: %zu files from directory\n", m_uploadList.size());
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if (m_uploadList.empty()) {
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StopTransfer();
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return;
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}
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} else {
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m_uploadList.push_back(path);
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}
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// Send first file size
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SendFileSize(m_uploadList.front().c_str());
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}
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// Send file size to initiate transfer
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void SendFileSize(const char* fileName)
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{
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std::string linuxPath = winPathToLinux(gbkToUtf8(fileName).c_str());
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// Save current file being processed
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strncpy(m_strCurrentUploadFile, linuxPath.c_str(), sizeof(m_strCurrentUploadFile) - 1);
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m_strCurrentUploadFile[sizeof(m_strCurrentUploadFile) - 1] = '\0';
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struct stat st;
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if (stat(linuxPath.c_str(), &st) != 0) {
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Mprintf("[FileManager] stat failed: %s (errno=%d)\n", linuxPath.c_str(), errno);
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// Skip this file and try next
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if (!m_uploadList.empty()) {
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m_uploadList.pop_front();
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}
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if (m_uploadList.empty()) {
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SendToken(TOKEN_TRANSFER_FINISH);
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} else {
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SendFileSize(m_uploadList.front().c_str());
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}
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return;
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}
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uint64_t fileSize = (uint64_t)st.st_size;
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m_nCurrentUploadFileLength = fileSize;
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DWORD sizeHigh = (DWORD)(fileSize >> 32);
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DWORD sizeLow = (DWORD)(fileSize & 0xFFFFFFFF);
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Mprintf("[FileManager] Upload: %s (%lld bytes)\n", linuxPath.c_str(), (long long)fileSize);
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// Build packet: TOKEN_FILE_SIZE + sizeHigh + sizeLow + fileName
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int packetSize = strlen(fileName) + 10;
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std::vector<BYTE> packet(packetSize, 0);
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packet[0] = TOKEN_FILE_SIZE;
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memcpy(&packet[1], &sizeHigh, sizeof(DWORD));
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memcpy(&packet[5], &sizeLow, sizeof(DWORD));
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memcpy(&packet[9], fileName, strlen(fileName) + 1);
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m_client->Send2Server((char*)packet.data(), packetSize);
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}
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// Send file data chunk
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void SendFileData(PBYTE lpBuffer)
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{
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// Parse offset from COMMAND_CONTINUE
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// Format: [offsetHigh:4bytes][offsetLow:4bytes]
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DWORD offsetHigh = 0, offsetLow = 0;
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memcpy(&offsetHigh, lpBuffer, sizeof(DWORD));
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memcpy(&offsetLow, lpBuffer + 4, sizeof(DWORD));
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// Skip signal: offsetLow == 0xFFFFFFFF (server wants to skip this file)
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if (offsetLow == 0xFFFFFFFF) {
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UploadNext();
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return;
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}
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int64_t offset = ((int64_t)offsetHigh << 32) | offsetLow;
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// Check if we've reached the end of file
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if (offset >= m_nCurrentUploadFileLength) {
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UploadNext();
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return;
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}
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FILE* fp = fopen(m_strCurrentUploadFile, "rb");
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if (!fp) {
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Mprintf("[FileManager] fopen failed: %s (errno=%d)\n", m_strCurrentUploadFile, errno);
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SendTransferFinishForCurrentFile();
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return;
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}
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if (fseeko(fp, offset, SEEK_SET) != 0) {
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Mprintf("[FileManager] fseeko failed (errno=%d)\n", errno);
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fclose(fp);
|
||
SendTransferFinishForCurrentFile();
|
||
return;
|
||
}
|
||
|
||
const int headerLen = 9; // 1 + 4 + 4
|
||
const int maxDataSize = MAX_SEND_BUFFER - headerLen;
|
||
|
||
std::vector<BYTE> packet(MAX_SEND_BUFFER);
|
||
packet[0] = TOKEN_FILE_DATA;
|
||
memcpy(&packet[1], &offsetHigh, sizeof(DWORD));
|
||
memcpy(&packet[5], &offsetLow, sizeof(DWORD));
|
||
|
||
size_t bytesRead = fread(&packet[headerLen], 1, maxDataSize, fp);
|
||
int readErr = ferror(fp);
|
||
fclose(fp);
|
||
|
||
if (readErr) {
|
||
Mprintf("[FileManager] fread error (errno=%d)\n", errno);
|
||
SendTransferFinishForCurrentFile();
|
||
return;
|
||
}
|
||
|
||
if (bytesRead > 0) {
|
||
int packetSize = headerLen + bytesRead;
|
||
m_client->Send2Server((char*)packet.data(), packetSize);
|
||
} else {
|
||
// No more data, proceed to next file
|
||
UploadNext();
|
||
}
|
||
}
|
||
|
||
// Helper: finish current file transfer gracefully
|
||
void SendTransferFinishForCurrentFile()
|
||
{
|
||
if (!m_uploadList.empty()) {
|
||
m_uploadList.pop_front();
|
||
}
|
||
if (m_uploadList.empty()) {
|
||
SendToken(TOKEN_TRANSFER_FINISH);
|
||
} else {
|
||
SendFileSize(m_uploadList.front().c_str());
|
||
}
|
||
}
|
||
|
||
// Move to next file in upload queue
|
||
void UploadNext()
|
||
{
|
||
SendTransferFinishForCurrentFile();
|
||
}
|
||
|
||
void StopTransfer()
|
||
{
|
||
// Clear upload state
|
||
m_uploadList.clear();
|
||
m_nCurrentUploadFileLength = 0;
|
||
memset(m_strCurrentUploadFile, 0, sizeof(m_strCurrentUploadFile));
|
||
// Clear download state
|
||
m_nCurrentFileLength = 0;
|
||
memset(m_strCurrentFileName, 0, sizeof(m_strCurrentFileName));
|
||
|
||
SendToken(TOKEN_TRANSFER_FINISH);
|
||
}
|
||
|
||
// ============== File Download (Windows -> Linux) ==============
|
||
|
||
// Create local file for receiving
|
||
void CreateLocalRecvFile(PBYTE lpBuffer)
|
||
{
|
||
// Clear previous download state
|
||
memset(m_strCurrentFileName, 0, sizeof(m_strCurrentFileName));
|
||
|
||
DWORD sizeHigh = 0, sizeLow = 0;
|
||
memcpy(&sizeHigh, lpBuffer, sizeof(DWORD));
|
||
memcpy(&sizeLow, lpBuffer + 4, sizeof(DWORD));
|
||
|
||
m_nCurrentFileLength = ((int64_t)sizeHigh << 32) | sizeLow;
|
||
|
||
// Get file name (after 8 bytes of size)
|
||
const char* fileName = (const char*)(lpBuffer + 8);
|
||
std::string linuxPath = winPathToLinux(gbkToUtf8(fileName).c_str());
|
||
|
||
strncpy(m_strCurrentFileName, linuxPath.c_str(), sizeof(m_strCurrentFileName) - 1);
|
||
m_strCurrentFileName[sizeof(m_strCurrentFileName) - 1] = '\0';
|
||
|
||
Mprintf("[FileManager] Download: %s (%lld bytes)\n",
|
||
m_strCurrentFileName, (long long)m_nCurrentFileLength);
|
||
|
||
// Create parent directories
|
||
MakeSureDirectoryExists(m_strCurrentFileName);
|
||
|
||
// Check if file exists
|
||
struct stat st;
|
||
bool fileExists = (stat(m_strCurrentFileName, &st) == 0);
|
||
|
||
// Determine effective transfer mode
|
||
int nTransferMode = m_nTransferMode;
|
||
switch (m_nTransferMode) {
|
||
case TRANSFER_MODE_OVERWRITE_ALL:
|
||
nTransferMode = TRANSFER_MODE_OVERWRITE;
|
||
break;
|
||
case TRANSFER_MODE_ADDITION_ALL:
|
||
nTransferMode = TRANSFER_MODE_ADDITION;
|
||
break;
|
||
case TRANSFER_MODE_JUMP_ALL:
|
||
nTransferMode = TRANSFER_MODE_JUMP;
|
||
break;
|
||
case TRANSFER_MODE_NORMAL:
|
||
// For Linux without UI, default to overwrite when file exists
|
||
nTransferMode = TRANSFER_MODE_OVERWRITE;
|
||
break;
|
||
}
|
||
|
||
BYTE response[9] = {0};
|
||
response[0] = TOKEN_DATA_CONTINUE;
|
||
|
||
if (fileExists) {
|
||
if (nTransferMode == TRANSFER_MODE_ADDITION) {
|
||
// Resume: send existing file size as offset
|
||
uint64_t existingSize = st.st_size;
|
||
DWORD existHigh = (DWORD)(existingSize >> 32);
|
||
DWORD existLow = (DWORD)(existingSize & 0xFFFFFFFF);
|
||
memcpy(response + 1, &existHigh, sizeof(DWORD));
|
||
memcpy(response + 5, &existLow, sizeof(DWORD));
|
||
} else if (nTransferMode == TRANSFER_MODE_JUMP) {
|
||
// Skip this file
|
||
DWORD skip = 0xFFFFFFFF;
|
||
memcpy(response + 5, &skip, sizeof(DWORD));
|
||
}
|
||
// TRANSFER_MODE_OVERWRITE: offset stays 0, file will be truncated
|
||
}
|
||
|
||
// Create or truncate file (unless skipping)
|
||
DWORD lowCheck = 0;
|
||
memcpy(&lowCheck, response + 5, sizeof(DWORD));
|
||
if (lowCheck != 0xFFFFFFFF) {
|
||
const char* mode = (nTransferMode == TRANSFER_MODE_ADDITION && fileExists) ? "r+b" : "wb";
|
||
FILE* fp = fopen(m_strCurrentFileName, mode);
|
||
if (fp) {
|
||
if (nTransferMode == TRANSFER_MODE_ADDITION && fileExists) {
|
||
// Seek to end for append mode
|
||
fseeko(fp, 0, SEEK_END);
|
||
}
|
||
fclose(fp);
|
||
} else {
|
||
Mprintf("[FileManager] fopen failed: %s (errno=%d)\n", m_strCurrentFileName, errno);
|
||
}
|
||
}
|
||
|
||
m_client->Send2Server((char*)response, sizeof(response));
|
||
}
|
||
|
||
// Write received file data
|
||
void WriteLocalRecvFile(PBYTE lpBuffer, ULONG nSize)
|
||
{
|
||
if (nSize < 8) return;
|
||
|
||
DWORD offsetHigh = 0, offsetLow = 0;
|
||
memcpy(&offsetHigh, lpBuffer, sizeof(DWORD));
|
||
memcpy(&offsetLow, lpBuffer + 4, sizeof(DWORD));
|
||
|
||
int64_t offset = ((int64_t)offsetHigh << 32) | offsetLow;
|
||
ULONG dataLen = nSize - 8;
|
||
PBYTE data = lpBuffer + 8;
|
||
|
||
FILE* fp = fopen(m_strCurrentFileName, "r+b");
|
||
if (!fp) {
|
||
fp = fopen(m_strCurrentFileName, "wb");
|
||
}
|
||
if (!fp) {
|
||
Mprintf("[FileManager] fopen failed: %s (errno=%d)\n", m_strCurrentFileName, errno);
|
||
// Send error response - skip to end
|
||
BYTE response[9] = {0};
|
||
response[0] = TOKEN_DATA_CONTINUE;
|
||
DWORD skip = 0xFFFFFFFF;
|
||
memcpy(response + 5, &skip, sizeof(DWORD));
|
||
m_client->Send2Server((char*)response, sizeof(response));
|
||
return;
|
||
}
|
||
|
||
if (fseeko(fp, offset, SEEK_SET) != 0) {
|
||
Mprintf("[FileManager] fseeko failed (errno=%d)\n", errno);
|
||
fclose(fp);
|
||
// Send skip response to avoid server hanging
|
||
BYTE response[9] = {0};
|
||
response[0] = TOKEN_DATA_CONTINUE;
|
||
DWORD skip = 0xFFFFFFFF;
|
||
memcpy(response + 5, &skip, sizeof(DWORD));
|
||
m_client->Send2Server((char*)response, sizeof(response));
|
||
return;
|
||
}
|
||
|
||
size_t written = fwrite(data, 1, dataLen, fp);
|
||
if (written != dataLen) {
|
||
Mprintf("[FileManager] WriteLocalRecvFile: fwrite incomplete (%zu/%lu, errno=%d)\n",
|
||
written, (unsigned long)dataLen, errno);
|
||
}
|
||
fclose(fp);
|
||
|
||
// Calculate new offset with proper 64-bit arithmetic
|
||
int64_t newOffset = offset + written;
|
||
DWORD newOffsetHigh = (DWORD)(newOffset >> 32);
|
||
DWORD newOffsetLow = (DWORD)(newOffset & 0xFFFFFFFF);
|
||
|
||
// Send continue with new offset
|
||
BYTE response[9];
|
||
response[0] = TOKEN_DATA_CONTINUE;
|
||
memcpy(response + 1, &newOffsetHigh, sizeof(DWORD));
|
||
memcpy(response + 5, &newOffsetLow, sizeof(DWORD));
|
||
m_client->Send2Server((char*)response, sizeof(response));
|
||
}
|
||
|
||
void SetTransferMode(PBYTE lpBuffer)
|
||
{
|
||
memcpy(&m_nTransferMode, lpBuffer, sizeof(m_nTransferMode));
|
||
}
|
||
|
||
// ============== File Operations ==============
|
||
|
||
void DeleteSingleFile(const char* fileName)
|
||
{
|
||
std::string linuxPath = winPathToLinux(gbkToUtf8(fileName).c_str());
|
||
if (unlink(linuxPath.c_str()) != 0) {
|
||
Mprintf("[FileManager] unlink failed: %s (errno=%d)\n", linuxPath.c_str(), errno);
|
||
}
|
||
}
|
||
|
||
void DeleteDirectoryRecursive(const char* dirPath)
|
||
{
|
||
std::string linuxPath = winPathToLinux(gbkToUtf8(dirPath).c_str());
|
||
// Remove trailing slash
|
||
while (!linuxPath.empty() && linuxPath.back() == '/') {
|
||
linuxPath.pop_back();
|
||
}
|
||
|
||
DeleteDirectoryRecursiveInternal(linuxPath);
|
||
}
|
||
|
||
// Internal recursive delete using Linux paths directly (no encoding conversion)
|
||
void DeleteDirectoryRecursiveInternal(const std::string& linuxPath)
|
||
{
|
||
DIR* dir = opendir(linuxPath.c_str());
|
||
if (!dir) {
|
||
Mprintf("[FileManager] opendir failed: %s (errno=%d)\n", linuxPath.c_str(), errno);
|
||
return;
|
||
}
|
||
|
||
struct dirent* ent;
|
||
while ((ent = readdir(dir)) != nullptr) {
|
||
if (strcmp(ent->d_name, ".") == 0 || strcmp(ent->d_name, "..") == 0)
|
||
continue;
|
||
|
||
std::string fullPath = linuxPath + "/" + ent->d_name;
|
||
struct stat st;
|
||
if (lstat(fullPath.c_str(), &st) != 0)
|
||
continue;
|
||
|
||
if (S_ISDIR(st.st_mode)) {
|
||
DeleteDirectoryRecursiveInternal(fullPath);
|
||
} else {
|
||
unlink(fullPath.c_str());
|
||
}
|
||
}
|
||
closedir(dir);
|
||
|
||
if (rmdir(linuxPath.c_str()) != 0) {
|
||
Mprintf("[FileManager] rmdir failed: %s (errno=%d)\n", linuxPath.c_str(), errno);
|
||
}
|
||
}
|
||
|
||
void CreateFolder(const char* folderPath)
|
||
{
|
||
std::string linuxPath = winPathToLinux(gbkToUtf8(folderPath).c_str());
|
||
MakeSureDirectoryPathExists(linuxPath);
|
||
SendToken(TOKEN_CREATEFOLDER_FINISH);
|
||
}
|
||
|
||
void RenameFile(PBYTE lpBuffer)
|
||
{
|
||
const char* oldName = (const char*)lpBuffer;
|
||
const char* newName = oldName + strlen(oldName) + 1;
|
||
|
||
std::string oldPath = winPathToLinux(gbkToUtf8(oldName).c_str());
|
||
std::string newPath = winPathToLinux(gbkToUtf8(newName).c_str());
|
||
|
||
if (rename(oldPath.c_str(), newPath.c_str()) != 0) {
|
||
Mprintf("[FileManager] rename failed: %s (errno=%d)\n", oldPath.c_str(), errno);
|
||
}
|
||
SendToken(TOKEN_RENAME_FINISH);
|
||
}
|
||
};
|