/// <summary>
/// 对方拒绝续传;文件又处于暂停状态；
/// </summary>
/// <param name="FileLabel">文件标签</param>
public void FileNoContinue(int FileLabel)
{
EngineTool.EventInvoket(() => { this.fileMustBase.FileNoContinue(FileLabel); });
}
/// <summary>
/// 文件已中断；状态已自动改为暂停状态；等待对方上线的时候；进行续传；
/// </summary>
/// <param name="FileLabel">文件标签</param>
/// <param name="Reason">中断原因</param>
public void FileBreak(int FileLabel, string Reason)
{
EngineTool.EventInvoket(() => { this.fileMustBase.FileBreak(FileLabel, Reason); });
}
/// <summary>
/// 文件接收完成
/// </summary>
/// <param name="FileLabel">文件标签</param>
public void ReceiveSuccess(int FileLabel)
{
EngineTool.EventInvoket(() => { this.fileReceiveMust.ReceiveSuccess(FileLabel); });
}
/// <summary>
/// 对方暂停；我方也已经暂停；等待着对方的再一次请求传输；会在FileOrNotContingue这里触发
/// </summary>
/// <param name="FileLabel">文件标签</param>
public void FileStop(int FileLabel)
{
EngineTool.EventInvoket(() => { this.fileMustBase.FileStop(FileLabel); });
}
/// <summary>
/// 发送方发过来的数据；
/// </summary>
/// <param name="receiveToDate">收到的数据</param>
/// <param name="stateOne">StateBase</param>
/// <returns>需要回复的数据</returns>
internal byte[] ReceiveDateTO(byte[] receiveToDate, StateBase stateOne)
{
byte[] haveDate = null;
int fileLabel = ByteToDate.ByteToInt(3, receiveToDate);
byte code = receiveToDate[2];
if (code == PasswordCode._fileHeadCode)//说明发送过来的是文件是否传输的包头信息
{
FileStream fs = null;
FileState stateHead = EncryptionDecryptFile.FileHeadDecrypt(receiveToDate, fs);
string fileName = ReceiveMust.ReceiveOrNo(stateHead.FileLabel, stateHead.FileName, stateHead.FileLenth);
if (fileName == "")
{
haveDate = EncryptionDecryptFile.FileSevenEncryption(PasswordCode._receiveUser, PasswordCode._fileRefuse, fileLabel);
}
else
{
fs = EngineTool.FileStreamWrite(fileName);
if (fs == null)
{
haveDate = EncryptionDecryptFile.FileSevenEncryption(PasswordCode._receiveUser, PasswordCode._fileRefuse, fileLabel);
}
else
{
ExpandBuffer(stateHead, stateOne);
stateHead.FileName = fileName; stateHead.Filestream = fs; stateHead.StateFile = 1;
FS.Add(stateHead);
haveDate = EncryptionDecryptFile.FileSevenEncryption(PasswordCode._receiveUser, PasswordCode._fileOk, fileLabel);
}
}
return(haveDate);
}
FileState state = FileLabelToState(fileLabel);
if (state == null)
{
if (code == PasswordCode._fileCancel)
{
return(null);
}
else
{
return(EncryptionDecryptFile.FileSevenEncryption(PasswordCode._receiveUser, PasswordCode._fileCancel, fileLabel));
}
}
else
{
switch (code)
{
case PasswordCode._fileSubjectCode: //收到的是文件主体代码
haveDate = EncryptionDecryptFile.FileSubjectDecrypt(state, receiveToDate);
ReceiveMust.FileProgress(state); //输出文件进度
if (state.FileOkLenth >= state.FileLenth) //说明文件接收完成了
{
FileRemove(fileLabel); ReceiveMust.ReceiveSuccess(fileLabel);
}
break;
case PasswordCode._fileCancel: //对方已经取消了这个文件；
FileRemove(fileLabel);
ReceiveMust.FileCancel(fileLabel);
break;
case PasswordCode._sendStop: //对方暂停发送
FileStopIn(state, ReceiveMust);
break;
case PasswordCode._fileContinue: //对方发过来一个续传的确认信息;你是否同意；
ExpandBuffer(state, stateOne); //有可能是stateOne换过了；
FileStopIn(state, ReceiveMust); //对方已经暂停了这个文件；我这边肯定也要先暂停掉
bool orStop = ReceiveMust.FileOrNotContingue(fileLabel); //让客户确认；是否续传
if (orStop)
{
haveDate = EncryptionDecryptFile.ReceiveContingueEncryption(PasswordCode._fileContinueOk, state);
state.StateFile = 1;
ReceiveMust.FileContinue(fileLabel);
}
else
{
haveDate = EncryptionDecryptFile.FileSevenEncryption(PasswordCode._receiveUser, PasswordCode._fileContinueNo, fileLabel);
}
break;
case PasswordCode._fileContinueOk: //对方同意续传
state.StateFile = 1;
ReceiveMust.FileContinue(fileLabel);
haveDate = EncryptionDecryptFile.FileSubjectDecrypt(state, receiveToDate);
if (state.FileOkLenth >= state.FileLenth) //说明文件接收完成了
{
FileRemove(fileLabel); ReceiveMust.ReceiveSuccess(fileLabel);
}
break;
case PasswordCode._fileContinueNo: //对方拒绝续传
ReceiveMust.FileNoContinue(fileLabel);
FileStopIn(state, ReceiveMust);
break;
}
}
return(haveDate);
}
