谁能帮小弟做一个点对点传文件的程序啊?(用VC的SOCKET编程的)
小弟实在是有急用!先在这里谢谢各位了!
小弟实在是有急用!先在这里谢谢各位了!
解决方案 »
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这里有个简单的程序
服务器文件发送程序:
typedef struct _SOCKET_STREAM_FILE_INFO { TCHAR szFileTitle[128]; //文件的标题名
DWORD dwFileAttributes; //文件的属性
FILETIME ftCreationTime; //文件的创建时间
FILETIME ftLastAccessTime; //文件的最后访问时间
FILETIME ftLastWriteTime; //文件的最后修改时间
DWORD nFileSizeHigh; //文件大小的高位双字
DWORD nFileSizeLow; //文件大小的低位双字
DWORD dwReserved0; //保留,为0
DWORD dwReserved1; //保留,为0} SOCKET_STREAM_FILE_INFO, * PSOCKET_STREAM_FILE_INFO;
CFileDialog Dlg(TRUE);
if(Dlg.DoModal()!=IDOK)
return;
CFile myFile;
if(!myFile.Open(Dlg.GetPathName(), CFile::modeRead | CFile::typeBinary))
{
AfxMessageBox("文件不存在!",MB_OK|MB_ICONERROR);
return;
}
CSocket sockSrvr;
sockSrvr.Create(800); sockSrvr.Listen();
CSocket sockRecv;
sockSrvr.Accept(sockRecv); SOCKET_STREAM_FILE_INFO StreamFileInfo;
WIN32_FIND_DATA FindFileData; FindClose(FindFirstFile(Dlg.GetPathName(),&FindFileData));
memset(&StreamFileInfo,0,sizeof(SOCKET_STREAM_FILE_INFO));
strcpy(StreamFileInfo.szFileTitle,myFile.GetFileTitle()); StreamFileInfo.dwFileAttributes = FindFileData.dwFileAttributes;
StreamFileInfo.ftCreationTime = FindFileData.ftCreationTime;
StreamFileInfo.ftLastAccessTime = FindFileData.ftLastAccessTime;
StreamFileInfo.ftLastWriteTime = FindFileData.ftLastWriteTime;
StreamFileInfo.nFileSizeHigh = FindFileData.nFileSizeHigh;
StreamFileInfo.nFileSizeLow = FindFileData.nFileSizeLow; sockRecv.Send(&StreamFileInfo,sizeof(SOCKET_STREAM_FILE_INFO)); UINT dwRead=0;
while(dwRead<StreamFileInfo.nFileSizeLow)
{
byte* data = new byte[1024];
UINT dw=myFile.Read(data, 1024);
sockRecv.Send(data, dw);
dwRead+=dw;
}
myFile.Close(); sockRecv.Close();
AfxMessageBox("发送完毕!");
客户端文件接收程序:typedef struct _SOCKET_STREAM_FILE_INFO { TCHAR szFileTitle[128]; //文件的标题名
DWORD dwFileAttributes; //文件的属性
FILETIME ftCreationTime; //文件的创建时间
FILETIME ftLastAccessTime; //文件的最后访问时间
FILETIME ftLastWriteTime; //文件的最后修改时间
DWORD nFileSizeHigh; //文件大小的高位双字
DWORD nFileSizeLow; //文件大小的低位双字
DWORD dwReserved0; //保留,为0
DWORD dwReserved1; //保留,为0} SOCKET_STREAM_FILE_INFO, * PSOCKET_STREAM_FILE_INFO;
void CClientDlg::OnButtonSend()
{
// TODO: Add your control notification handler code here
AfxSocketInit(NULL);
CSocket sockClient;
sockClient.Create(); CString szIP;
GetDlgItemText(IDC_EDIT_IPADDRESS,szIP);
if(!sockClient.Connect((LPCTSTR)szIP, 800))
{
AfxMessageBox("连接到对方机器失败!");
return;
}
SOCKET_STREAM_FILE_INFO StreamFileInfo;
WIN32_FIND_DATA FindFileData;
sockClient.Receive(&StreamFileInfo,sizeof(SOCKET_STREAM_FILE_INFO)); //CFile destFile(StreamFileInfo.szFileTitle, CFile::modeCreate | CFile::modeWrite | CFile::typeBinary);
char *filename;
filename=StreamFileInfo.szFileTitle;
CFileDialog Dlg(FALSE,NULL,filename);
if(Dlg.DoModal()!=IDOK)
return;
CFile destFile;
if(!destFile.Open(Dlg.GetPathName(), CFile::modeCreate | CFile::modeWrite | CFile::typeBinary))
{
AfxMessageBox("文件不存在!",MB_OK|MB_ICONERROR);
return;
}
FindClose(FindFirstFile(Dlg.GetPathName(),&FindFileData));
UINT dwRead = 0;
while(dwRead<StreamFileInfo.nFileSizeLow)
{
byte* data = new byte[1024];
memset(data,0,1024); UINT dw=sockClient.Receive(data, 1024);
destFile.Write(data, dw); dwRead+=dw;
} SetFileTime((HANDLE)destFile.m_hFile,&StreamFileInfo.ftCreationTime,
&StreamFileInfo.ftLastAccessTime,&StreamFileInfo.ftLastWriteTime);
destFile.Close();
SetFileAttributes(StreamFileInfo.szFileTitle,StreamFileInfo.dwFileAttributes);
sockClient.Close();
AfxMessageBox("接收完毕!");
}
要先把服务器端打开
然后再打开客户端
如果c:\autoexec.bat存在
就能够传送
可以看看代码传到什么地方去了
我照着你说的方法做了,可是出现了错误
错误是:
Runtime error!
program:F:\vc\filetransfer\fileTansfer\client\debug\sadfasdfas.exe
abnormal program termination
#include "afxmt.h"
CString m_PATH;
DWORD filesize;
HWND hwnd_p;
int IsBegin;
void CNetSendDlg::OnTransfer(CString m_PATH)
{}UINT CNetSendDlg::ThreadA(LPVOID pParam)
{
IsBegin=0;
CFile myFile;
if(!myFile.Open(m_PATH, CFile::modeRead | CFile::typeBinary|CFile::shareDenyNone))
{
return 0;
} CString szIP;
struct sockaddr_in sin;
WSADATA wsaData;
SOCKET sockSrvr,sockRecv;
char *IpAddr;
if(WSAStartup(0x0101, &wsaData ))
{
AfxMessageBox("初始化 TCP/IP 协议栈发生错误!");
return 0;
}
if(wsaData.wVersion != 0x0101)
{
AfxMessageBox("Winsock version is incorrect!");
WSACleanup();
return 0;
}
if ((sockSrvr = socket (PF_INET, SOCK_STREAM, IPPROTO_IP)) == INVALID_SOCKET)
{
AfxMessageBox("Create socket error!");
return 0;
} if ((sockRecv = socket (PF_INET, SOCK_STREAM, IPPROTO_IP)) == INVALID_SOCKET)
{
AfxMessageBox("Create socket error!");
return 0;
}
//////////////////////////////////////
CString m_addr;
CString m_strT;
CString sNetBiosName;
char hostname[128];
struct hostent *phost;
gethostname(hostname,128);
m_addr = hostname;
phost = gethostbyname(hostname);
int m_iCounter=0;
for(int j = 0;j<4;j++)
{
m_strT.Format("%u", (unsigned int)((unsigned char*)phost->h_addr_list[0])[j]);
sNetBiosName+=m_strT;
if(m_iCounter<3)
{
m_iCounter++;
sNetBiosName+=".";
}
}
//////////////////////////////////////
szIP=sNetBiosName;
IpAddr=szIP.GetBuffer(szIP.GetLength());
sin.sin_family=AF_INET;
sin.sin_addr.s_addr=inet_addr(IpAddr);
sin.sin_port=htons(800);
if(bind(sockSrvr,(sockaddr*)&sin,sizeof(sin))<0)
{
AfxMessageBox("绑定错误");
return 0;
}
listen(sockSrvr,20);
int length=sizeof(sin);
sockRecv=accept(sockSrvr,(struct sockaddr*)&sin,&length);
int timeout=300;
int status=setsockopt(sockRecv,SOL_SOCKET,SO_RCVTIMEO,(char*)&timeout,sizeof(timeout));
if(status)
{
AfxMessageBox("设置超时错误");
WSACleanup();
return 0;
}
int buf=10240;
int status2=setsockopt(sockRecv,SOL_SOCKET,SO_RCVBUF,(char*)&buf,sizeof(int));
if(status2)
{
AfxMessageBox("设置缓冲区大小错误");
WSACleanup();
return 0;
}
//////////////////////////////////////////////////////////////////
WIN32_FIND_DATA FindFileData;
FindClose(FindFirstFile(m_PATH,&FindFileData));
send(sockRecv,(char*)&FindFileData,sizeof(WIN32_FIND_DATA),0);
////////////////////////////////////////////////////////
//PROGRESS
filesize=(short)FindFileData.nFileSizeLow;
::PostMessage(hwnd_p,WM_USER_PROG,NULL,NULL);
////////////////////////////////////////////////////
UINT dwRead=0;
byte* data;
while(dwRead<FindFileData.nFileSizeLow)
{
data = new byte[2048];
UINT dw=myFile.Read(data, 2048);
send(sockRecv,(char*)data,2048,0);
dwRead+=dw;
delete [] data;
IsBegin=1;
::PostMessage(hwnd_p,WM_USER_PROG,NULL,NULL);
}
IsBegin=2;
//::PostMessage(hwnd_p,WM_USER_PROG,NULL,NULL); myFile.Close();
closesocket(sockRecv);
closesocket(sockSrvr);
WSACleanup(); return 0;
}LRESULT CNetSendDlg::OnProgress(WPARAM wParam, LPARAM lParam)
{
CString st;
st.Format("%d",filesize); if(IsBegin==0)
{
m_Progress.SetRange(0,(short)filesize/1000);
m_Progress.SetPos(0);
m_Progress.SetStep(1);
}
else if(IsBegin==1)
{
m_Progress.StepIt();
}
else if(IsBegin==2)
{
m_Progress.SetPos((short)filesize/1000);
} return 0;}static char BASED_CODE szFilter[]="|*.*|";
void CNetSendDlg::OnButton1()
{
OPENFILENAME ofn ;
TCHAR szFullName[_MAX_PATH];
::ZeroMemory (&ofn, sizeof(OPENFILENAME)) ;
szFullName[0] = TEXT('\0') ;
ofn.lStructSize = sizeof (OPENFILENAME) ;
ofn.hwndOwner = m_hWnd;
ofn.hInstance = NULL ;
ofn.lpstrFilter = "*.txt\0\0" ;
ofn.lpstrCustomFilter = NULL ;
ofn.nMaxCustFilter = 0 ;
ofn.nFilterIndex = 0 ;
ofn.nMaxFile = MAX_PATH ;
ofn.nMaxFileTitle = MAX_PATH ;
ofn.lpstrInitialDir = "c:\\" ;
ofn.lpstrTitle = "保存到";
ofn.lpstrFile = szFullName ;
ofn.nFileExtension = 0 ;
ofn.lpstrDefExt = TEXT("txt") ;
ofn.lCustData = 0 ;
ofn.lpfnHook = NULL ;
ofn.lpTemplateName = NULL ;
ofn.Flags = OFN_ENABLESIZING | OFN_OVERWRITEPROMPT ;
if(!::GetOpenFileName(&ofn))
return;
GetDlgItem(IDC_EDIT1)->SetWindowText(ofn.lpstrFile);
}void CNetSendDlg::OnButton2()
{
// m_PATH="c:\\1.jpg";
GetDlgItem(IDC_EDIT1)->GetWindowText(m_PATH); hwnd_p=this->m_hWnd;
AfxBeginThread(ThreadA,NULL,THREAD_PRIORITY_IDLE);
}
void CNetRecvDlg::OnButton1()
{
CString szIP;
GetDlgItem(IDC_EDIT1)->GetWindowText(szIP);
struct sockaddr_in sin;
WSADATA wsaData;
SOCKET sockClient;
int IpPort;
char *IpAddr;
IpAddr=szIP.GetBuffer(szIP.GetLength());
IpPort=800;
if(WSAStartup(0x0101, &wsaData ))
{
AfxMessageBox("初始化 TCP/IP 协议栈发生错误!");
return;
}
if(wsaData.wVersion != 0x0101)
{
AfxMessageBox("Winsock version is incorrect!");
WSACleanup();
return;
}
if ((sockClient = socket (PF_INET, SOCK_STREAM, IPPROTO_IP)) == INVALID_SOCKET)
{
AfxMessageBox("Create socket error!");
return;
}
sin.sin_family=AF_INET;
sin.sin_addr.s_addr=inet_addr(IpAddr);
sin.sin_port=htons((short)IpPort);
int timeout=300;
int status=setsockopt(sockClient,SOL_SOCKET,SO_RCVTIMEO,(char*)&timeout,sizeof(timeout));
if(status)
{
MessageBox("设置超时错误");
WSACleanup();
return ;
}
int buf=10240;
int status2=setsockopt(sockClient,SOL_SOCKET,SO_RCVBUF,(char*)&buf,sizeof(int));
if(status2)
{
MessageBox("设置缓冲区大小错误");
WSACleanup();
return ;
}
if(connect (sockClient, (struct sockaddr *)&sin, sizeof (sin)) == SOCKET_ERROR)
{
MessageBox("连接错误");
closesocket(sockClient);
WSACleanup();
return;
}
else{
WIN32_FIND_DATA fd;
::Sleep(20);
recv(sockClient,(char*)&fd,sizeof(WIN32_FIND_DATA),0);
////////////////////////////////////////////////////////
//PROGRESS
m_Progress.SetRange(0,(short)fd.nFileSizeLow);
m_Progress.SetPos(0);
m_Progress.SetStep(1);
////////////////////////////////////////////////////
CString m_ProDir="e:\\";
CFile destFile(m_ProDir+fd.cFileName, CFile::modeCreate | CFile::modeWrite | CFile::typeBinary);
UINT dwRead = 0;
while(dwRead<fd.nFileSizeLow)
{
byte* data = new byte[2048];
memset(data,0,2048);
UINT dw=recv(sockClient,(char*)data,2048,0);
destFile.Write(data, dw);
dwRead+=dw;
delete [] data;
m_Progress.StepIt();
}
m_Progress.SetPos((short)fd.nFileSizeLow);
SetFileTime((HANDLE)destFile.m_hFile,&fd.ftCreationTime,
&fd.ftLastAccessTime,&fd.ftLastWriteTime);
SetFileAttributes(m_ProDir+fd.cFileName,fd.dwFileAttributes);
destFile.Close();
closesocket (sockClient);
WSACleanup();
}
}
while (文件结束)
{
读固定字节
用sock发送
}
接收段
接收事件 接收字节
写文件
太长了,还是发到信箱吧,多谢了
[email protected]
能不能也给我发一个,谢谢了~
[email protected]
一个TCP和UPD聊天、传收文件程序
作者:河北 CA王雪松
http://www.vckbase.com/document/viewdoc.asp?id=639