252 lines
8.6 KiB
C++
252 lines
8.6 KiB
C++
// CDlgFileSend.cpp: 实现文件
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//
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#include "stdafx.h"
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#include "CDlgFileSend.h"
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#include "2015RemoteDlg.h" // For g_2015RemoteDlg->FindHost()
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// CDlgFileSend 对话框
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IMPLEMENT_DYNAMIC(CDlgFileSend, CDialog)
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CDlgFileSend::CDlgFileSend(CMy2015RemoteDlg* pParent, Server* IOCPServer, CONTEXT_OBJECT* ContextObject, BOOL sendFile)
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: DialogBase(CDlgFileSend::IDD, pParent, IOCPServer, ContextObject, IDI_File), m_bIsSending(sendFile)
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{
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m_pParent = (CMy2015RemoteDlg*)pParent;
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}
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CDlgFileSend::~CDlgFileSend()
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{
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}
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void CDlgFileSend::DoDataExchange(CDataExchange* pDX)
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{
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__super::DoDataExchange(pDX);
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DDX_Control(pDX, IDC_PROGRESS_FILESEND, m_Progress);
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}
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BEGIN_MESSAGE_MAP(CDlgFileSend, CDialog)
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ON_WM_CLOSE()
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ON_WM_TIMER()
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ON_MESSAGE(WM_UPDATEFILEPROGRESS, &CDlgFileSend::OnUpdateFileProgress)
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ON_MESSAGE(WM_FINISHFILESEND, &CDlgFileSend::OnFinishFileSend)
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END_MESSAGE_MAP()
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// CDlgFileSend 消息处理程序
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std::string GetPwdHash();
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std::string GetHMAC(int offset);
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void RecvData(void* ptr)
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{
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FileChunkPacket* pkt = (FileChunkPacket*)ptr;
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}
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void CDlgFileSend::OnReceiveComplete(void)
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{
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LPBYTE szBuffer = m_ContextObject->InDeCompressedBuffer.GetBuffer();
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unsigned len = m_ContextObject->InDeCompressedBuffer.GetBufferLen();
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if (len == 0) return;
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BYTE cmd = szBuffer[0];
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std::string hash = GetPwdHash(), hmac = GetHMAC(100);
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// V2 文件完成校验包
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if (cmd == COMMAND_FILE_COMPLETE_V2) {
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if (len < sizeof(FileCompletePacketV2)) {
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Mprintf("[FileSend] FILE_COMPLETE_V2 包太短: %u < %zu\n", len, sizeof(FileCompletePacketV2));
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return;
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}
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FileCompletePacketV2* completePkt = (FileCompletePacketV2*)szBuffer;
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// C2C 包：转发到目标客户端
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if (completePkt->dstClientID != 0) {
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context* dstCtx = m_pParent->FindHost(completePkt->dstClientID);
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if (dstCtx) {
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dstCtx->Send2Client(szBuffer, len);
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Mprintf("[C2C] 转发校验包 -> 客户端 %llu\n", completePkt->dstClientID);
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} else {
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Mprintf("[C2C] 转发校验包失败: 目标客户端 %llu 不存在\n", completePkt->dstClientID);
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}
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return;
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}
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// 目标是服务端，本地校验
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bool verifyOk = HandleFileCompleteV2((const char*)szBuffer, len, 0);
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Mprintf("[FileSend] 文件校验%s\n", verifyOk ? "通过" : "失败");
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return;
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}
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if (cmd == COMMAND_SEND_FILE_V2) {
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// V2 协议
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FileChunkPacketV2* chunk = (FileChunkPacketV2*)szBuffer;
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// C2C 包：转发到目标客户端，同时更新进度
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if (chunk->dstClientID != 0) {
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// 如果已标记目标离线，直接忽略后续数据
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if (m_bTargetOffline) {
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return;
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}
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// 转发到目标客户端
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context* dstCtx = m_pParent->FindHost(chunk->dstClientID);
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if (dstCtx) {
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dstCtx->Send2Client(szBuffer, len);
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double percent = chunk->fileSize ? 100.0 * (chunk->offset + chunk->dataLength) / chunk->fileSize : 100.0;
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Mprintf("[C2C] 转发 %d/%d: %.1f%% (%llu/%llu)\n",
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1 + chunk->fileIndex, chunk->totalFiles, percent,
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chunk->offset + chunk->dataLength, chunk->fileSize);
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} else {
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Mprintf("[C2C] CDlgFileSend 转发失败: 目标客户端 %llu 不存在，发送取消包\n", chunk->dstClientID);
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m_bTargetOffline = TRUE;
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// 发送取消包给发送方
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FileResumePacketV2 cancelPkt = {};
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cancelPkt.cmd = COMMAND_FILE_RESUME;
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cancelPkt.transferID = chunk->transferID;
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cancelPkt.srcClientID = 0; // 来自服务端
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cancelPkt.dstClientID = chunk->srcClientID; // 回复给发送方
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cancelPkt.fileIndex = chunk->fileIndex;
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cancelPkt.fileSize = chunk->fileSize;
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cancelPkt.receivedBytes = chunk->offset;
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cancelPkt.flags = FFV2_CANCEL;
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cancelPkt.rangeCount = 0;
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m_ContextObject->Send2Client((LPBYTE)&cancelPkt, sizeof(cancelPkt));
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// 关闭此连接
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FinishFileSend(FALSE);
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return;
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}
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BYTE* name = szBuffer + sizeof(FileChunkPacketV2);
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UpdateProgress(CString((char*)name, (int)chunk->nameLength), FileProgressInfo(chunk));
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return;
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}
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// 目标是服务端，本地接收
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int n = RecvFileChunkV2((char*)szBuffer, len, nullptr, nullptr, hash, hmac, 0);
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if (n) {
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Mprintf("RecvFileChunkV2 failed: %d\n", n);
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}
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BYTE* name = szBuffer + sizeof(FileChunkPacketV2);
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UpdateProgress(CString((char*)name, (int)chunk->nameLength), FileProgressInfo(chunk));
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} else {
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// V1 协议
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CONNECT_ADDRESS addr = { 0 };
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memcpy(addr.pwdHash, hash.c_str(), min(hash.length(), sizeof(addr.pwdHash)));
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int n = RecvFileChunk((char*)szBuffer, len, &addr, RecvData, hash, hmac);
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if (n) {
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Mprintf("RecvFileChunk failed: %d. hash: %s, hmac: %s\n", n, hash.c_str(), hmac.c_str());
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}
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FileChunkPacket* chunk = (FileChunkPacket*)szBuffer;
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BYTE* name = szBuffer + sizeof(FileChunkPacket);
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UpdateProgress(CString((char*)name, chunk->nameLength), FileProgressInfo(chunk));
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}
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}
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void CDlgFileSend::UpdateProgress(CString file, const FileProgressInfo& info)
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{
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if (!GetSafeHwnd()) return;
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PostMessageA(WM_UPDATEFILEPROGRESS, (WPARAM)new CString(file), (LPARAM)new FileProgressInfo(info));
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}
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void CDlgFileSend::FinishFileSend(BOOL succeed)
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{
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if (!GetSafeHwnd()) return;
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PostMessageA(WM_FINISHFILESEND, NULL, (LPARAM)succeed);
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}
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LRESULT CDlgFileSend::OnUpdateFileProgress(WPARAM wParam, LPARAM lParam)
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{
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CString* pFile = (CString*)wParam;
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FileProgressInfo* pInfo = (FileProgressInfo*)lParam;
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CString status;
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double percent = pInfo->fileSize ? (pInfo->offset + pInfo->dataLength) * 100. / pInfo->fileSize : 100.;
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m_bIsSending ?
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status.FormatL("发送文件(%d/%d): %.2f%%", 1 + pInfo->fileIndex, pInfo->totalFiles, percent):
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status.FormatL("接收文件(%d/%d): %.2f%%", 1 + pInfo->fileIndex, pInfo->totalFiles, percent);
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SetDlgItemText(IDC_STATIC_CURRENTINDEX, status);
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SetDlgItemText(IDC_STATIC_CURRENT_FILE, *pFile);
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m_Progress.SetPos((int)percent);
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// 只在第一次显示时置顶，后续更新不抢焦点
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if (!IsWindowVisible()) {
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ShowWindow(SW_SHOW);
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SetWindowPos(&wndTopMost, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
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}
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// 只有最后一个文件完成时才设置自动关闭定时器
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// 避免多文件传输时第一个文件完成后就关闭对话框
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bool isLastFile = (pInfo->fileIndex + 1 >= pInfo->totalFiles);
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if (percent >= 100. && isLastFile) {
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SetTimer(1, 3000, NULL);
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} else {
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// 传输新文件时取消之前的定时器
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KillTimer(1);
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}
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delete pInfo;
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delete pFile;
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return 0;
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}
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LRESULT CDlgFileSend::OnFinishFileSend(WPARAM wParam, LPARAM lParam)
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{
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BOOL success = (BOOL)lParam;
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m_bIsSending ?
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SetDlgItemText(IDC_STATIC_CURRENTINDEX, success ? _TR("文件发送完成") : _TR("文件发送失败")):
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SetDlgItemText(IDC_STATIC_CURRENTINDEX, success ? _TR("文件接收完成") : _TR("文件接收失败"));
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if (success)
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m_Progress.SetPos(100);
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// 完成后取消置顶，恢复普通窗口
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SetWindowPos(&wndNoTopMost, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
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ShowWindow(SW_SHOW);
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SetTimer(1, 3000, NULL); // 3秒后自动关闭
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return 0;
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}
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BOOL CDlgFileSend::OnInitDialog()
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{
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DialogBase::OnInitDialog();
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// 多语言翻译 - Static控件
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SetDlgItemText(IDC_STATIC_CURRENTINDEX, _TR("发送文件(999/999):"));
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SetIcon(m_hIcon, FALSE);
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SetWindowText(m_bIsSending ? _TR("发送文件") : _TR("接收文件"));
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CMenu* pSysMenu = GetSystemMenu(FALSE);
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if (pSysMenu != nullptr) {
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pSysMenu->EnableMenuItem(SC_CLOSE, MF_BYCOMMAND | MF_GRAYED);
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}
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return TRUE;
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}
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void CDlgFileSend::OnClose()
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{
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// V2传输使用主连接，关闭对话框时不应断开连接
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if (!m_bKeepConnection) {
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CancelIO();
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}
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// 等待数据处理完毕
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if (IsProcessing()) {
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ShowWindow(SW_HIDE);
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return;
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}
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DialogBase::OnClose();
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}
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void CDlgFileSend::OnTimer(UINT_PTR nIDEvent)
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{
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if (nIDEvent == 1) {
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KillTimer(1);
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PostMessageA(WM_CLOSE, 0, 0);
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}
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}
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