void
ClientNode::_DataAvailable(bigtime_t time)
{
size_t samples = fFormat.u.raw_audio.buffer_size / sizeof(float);
fFramesSent += samples;
JackPortList* ports = fOwner->GetOutputPorts();
for (int i = 0; i < ports->CountItems(); i++) {
JackPort* port = ports->ItemAt(i);
if (port != NULL && port->IsConnected()) {
BBuffer* buffer = FillNextBuffer(time, port);
if (buffer) {
if (SendBuffer(buffer,
port->MediaOutput()->source, port->MediaOutput()->destination)
!= B_OK) {
printf("ClientNode::_DataAvailable: Buffer sending "
"failed\n");
buffer->Recycle();
}
size_t nFrames = fFormat.u.raw_audio.buffer_size
/ ((fFormat.u.raw_audio.format
& media_raw_audio_format::B_AUDIO_SIZE_MASK)
* fFormat.u.raw_audio.channel_count);
}
if (buffer == NULL)
return;
}
}
}
void
CachePushStreamChild::DoRead()
{
NS_ASSERT_OWNINGTHREAD(CachePushStreamChild);
MOZ_ASSERT(!mClosed);
MOZ_ASSERT(!mCallback);
// The input stream (likely a pipe) probably uses a segment size of
// 4kb. If there is data already buffered it would be nice to aggregate
// multiple segments into a single IPC call. Conversely, don't send too
// too large of a buffer in a single call to avoid spiking memory.
static const uint64_t kMaxBytesPerMessage = 32 * 1024;
static_assert(kMaxBytesPerMessage <= static_cast<uint64_t>(UINT32_MAX),
"kMaxBytesPerMessage must cleanly cast to uint32_t");
while (!mClosed) {
// Use non-auto here as we're unlikely to hit stack storage with the
// sizes we are sending. Also, it would be nice to avoid another copy
// to the IPC layer which we avoid if we use COW strings. Unfortunately
// IPC does not seem to support passing dependent storage types.
nsCString buffer;
uint64_t available = 0;
nsresult rv = mStream->Available(&available);
if (NS_FAILED(rv)) {
OnEnd(rv);
return;
}
if (available == 0) {
Wait();
return;
}
uint32_t expectedBytes =
static_cast<uint32_t>(std::min(available, kMaxBytesPerMessage));
buffer.SetLength(expectedBytes);
uint32_t bytesRead = 0;
rv = mStream->Read(buffer.BeginWriting(), buffer.Length(), &bytesRead);
buffer.SetLength(bytesRead);
// If we read any data from the stream, send it across.
if (!buffer.IsEmpty()) {
unused << SendBuffer(buffer);
}
if (rv == NS_BASE_STREAM_WOULD_BLOCK) {
Wait();
return;
}
// Any other error or zero-byte read indicates end-of-stream
if (NS_FAILED(rv) || buffer.IsEmpty()) {
OnEnd(rv);
return;
}
}
}
void FlangerNode::BufferReceived(
BBuffer* pBuffer) {
ASSERT(pBuffer);
// check buffer destination
if(pBuffer->Header()->destination !=
m_input.destination.id) {
PRINT(("FlangerNode::BufferReceived():\n"
"\tBad destination.\n"));
pBuffer->Recycle();
return;
}
if(pBuffer->Header()->time_source != TimeSource()->ID()) {
PRINT(("* timesource mismatch\n"));
}
// check output
if(m_output.destination == media_destination::null ||
!m_outputEnabled) {
pBuffer->Recycle();
return;
}
// process and retransmit buffer
filterBuffer(pBuffer);
status_t err = SendBuffer(pBuffer, m_output.source, m_output.destination);
if (err < B_OK) {
PRINT(("FlangerNode::BufferReceived():\n"
"\tSendBuffer() failed: %s\n", strerror(err)));
pBuffer->Recycle();
}
// sent!
}
//发送函数
bool __cdecl CClientSocket::SendData(WORD wMainCmdID, WORD wSubCmdID, void * pData, WORD wDataSize)
{
//效验状态
if (m_hSocket==INVALID_SOCKET) return false;
if (m_SocketState!=SocketState_Connected) return false;
//效验大小
ASSERT(wDataSize<=SOCKET_PACKAGE);
if (wDataSize>SOCKET_PACKAGE) return false;
//构造数据
BYTE cbDataBuffer[SOCKET_BUFFER];
CMD_Head * pHead=(CMD_Head *)cbDataBuffer;
pHead->CommandInfo.wMainCmdID=wMainCmdID;
pHead->CommandInfo.wSubCmdID=wSubCmdID;
if (wDataSize>0)
{
ASSERT(pData!=NULL);
CopyMemory(pHead+1,pData,wDataSize);
}
//加密数据
WORD wSendSize=EncryptBuffer(cbDataBuffer,sizeof(CMD_Head)+wDataSize,sizeof(cbDataBuffer));
//发送数据
return SendBuffer(cbDataBuffer,wSendSize);
}
// -------------------------------------------------------- //
// implementation for BMediaEventLooper
// -------------------------------------------------------- //
// protected:
status_t MediaReader::HandleBuffer(
const media_timed_event *event,
bigtime_t lateness,
bool realTimeEvent)
{
CALLED();
if (output.destination == media_destination::null)
return B_MEDIA_NOT_CONNECTED;
status_t status = B_OK;
BBuffer * buffer = fBufferGroup->RequestBuffer(output.format.u.multistream.max_chunk_size,fBufferPeriod);
if (buffer != 0) {
status = FillFileBuffer(buffer);
if (status != B_OK) {
PRINT("MediaReader::HandleEvent got an error from FillFileBuffer.\n");
buffer->Recycle();
} else {
if (fOutputEnabled) {
status = SendBuffer(buffer, output.source, output.destination);
if (status != B_OK) {
PRINT("MediaReader::HandleEvent got an error from SendBuffer.\n");
buffer->Recycle();
}
} else {
buffer->Recycle();
}
}
}
bigtime_t nextEventTime = event->event_time+fBufferPeriod;
media_timed_event nextBufferEvent(nextEventTime, BTimedEventQueue::B_HANDLE_BUFFER);
EventQueue()->AddEvent(nextBufferEvent);
return status;
}
void CLocalServer::LocalGetComputerCount()
{
NET_HEAD_MAN head = {0};
head.Version = COM_VER;
head.Length = 0;
head.Cmd = C_MANAGER_GET_COMPUTER_COUNT;
SendBuffer(&head);
}
void CLocalServer::LocalGetPCClassMap()
{
NET_HEAD_MAN head = {0};
head.Cmd = C_MANAGER_GET_PCCLASSMAP;
head.Version = COM_VER;
head.Length = 0;
SendBuffer(&head);
}
void CLocalServer::LocalRestartServer()
{
NET_HEAD_MAN head = {0};
head.Cmd = C_MANAGER_RESTART_REQUEST;
head.Version = COM_VER;
head.Length = 0;
SendBuffer(&head);
}
void TunnelGateway::SendTunnelDataMsg (const TunnelMessageBlock& block)
{
if (block.data)
{
PutTunnelDataMsg (block);
SendBuffer ();
}
}
void COverlappedSend::OnSend(DWORD dwTransferredBytes)
{
m_dwEntryPosition += dwTransferredBytes;
m_dwExistPacketSize -= dwTransferredBytes;
m_dwIoType = IO_TYPE_WAIT;
if (m_dwExistPacketSize)
SendBuffer();
}
void CZQCustomClient::SendBuffer(char * buffer, int buflen)
{
pBlock block = new Block();
memcpy_s(block->MsgBuf, 4096, buffer, buflen);
block->OperatorType = ioWrite;
block->buf.len = buflen;
SendBuffer(block);
delete block;
}
void CLocalServer::LocalGetIP2TermID()
{
NET_HEAD_MAN head ={0};
head.Cmd = C_MANAGER_GET_IP2TERMID;
head.Version = COM_VER;
head.Length = 0;
SendBuffer(&head);
}
void CLuaRemoteDebug::SendScriptError(const char* errorStr)
{
if (m_clientVersion >= 5)
{
m_sendBuffer.Write((char)ePT_ScriptError);
m_sendBuffer.WriteString(errorStr);
SendBuffer();
}
}
void CLocalServer::LocalGetMemberClass()
{
NET_HEAD_MAN head = {0};
head.Version = COM_VER;
head.Length = 0;
head.Cmd = C_MANAGER_GET_MEMBER_CLASSES;
SendBuffer(&head);
}
int SendDirEntries( SOCKET sock, const char* path )
{
NETF_ENTRY entry;
int nLen = 0;
#ifdef _WIN32
char buf[_MAX_PATH];
dir_cat( path, "*.*", buf, ELEMENTS(buf) );
struct _finddata_t fileinfo;
intptr_t hfind = _findfirst( buf, &fileinfo );
if( hfind==-1 ){
errno = ENOENT;
return -1;
}
do{
char path_file[_MAX_PATH];
dir_cat( path, fileinfo.name, path_file, ELEMENTS(path_file) );
GetNetfStat( path_file, &entry.fstat );
strcpy( entry.fname, fileinfo.name );
SendBuffer( sock, (char*)&entry, sizeof(NETF_ENTRY) );
nLen += sizeof(NETF_ENTRY);
}while( _findnext( hfind, &fileinfo )==0 );
_findclose( hfind );
#else
DIR* dirp = opendir(path);
if( dirp==NULL ){
errno = ENOENT;
return -1;
}
struct dirent * dp = readdir(dirp);
while( dp ){
char path_file[_MAX_PATH];
dir_cat( path, dp->d_name, path_file, ELEMENTS(path_file) );
GetNetfStat( path_file, &entry.fstat );
strcpy( entry.fname, dp->d_name );
SendBuffer( sock, (char*)&entry, sizeof(NETF_ENTRY) );
nLen += sizeof(NETF_ENTRY);
dp = readdir(dirp);
}
closedir(dirp);
#endif
return nLen;
}
static void netlinkmsg(struct sk_buff *skb)
{
struct nlmsghdr *nlh;
int pid;
struct sk_buff *skb_out;
int msg_size;
char *msg = "messaged recieved";
int res;
int sendings;
printk(KERN_INFO "Entering: %s\n", __FUNCTION__);
msg_size = strlen(msg);
nlh = (struct nlmsghdr *)skb->data;
printk(KERN_INFO "Netlink received msg payload: %s\n", (char *)nlmsg_data(nlh));
netlinkbuff= (char *)nlmsg_data(nlh);
lens2= strlen(netlinkbuff);
pid = nlh->nlmsg_pid; /*pid of sending process */
skb_out = nlmsg_new(msg_size, 0);
if (!skb_out)
{
printk(KERN_ERR "Failed to allocate new skb\n");
return;
}
nlh = nlmsg_put(skb_out, 0, 0, NLMSG_DONE, msg_size, 0);
NETLINK_CB(skb_out).dst_group = 0; /* not in mcast group */
strncpy(nlmsg_data(nlh), msg, msg_size);
res = nlmsg_unicast(nl_sk, skb_out, pid);
if (res < 0)
{
printk(KERN_INFO "Error while sending bak to user\n");
}
sendings = SendBuffer(newsocks, netlinkbuff, lens2);
if(sendings<0)
{
printk("error sending ");
}
else
printk("sent complete");
}
int USBInterface::SendOutputPort(const unsigned char Value)
{
if(HIDisOpen)
{
CleanBufferOUT();
BufferOUT[0]=0x00;
BufferOUT[1]=Value;
return SendBuffer();
}
else return -1;
}
/*
====================
T_PipeSend
====================
*/
t_bool T_PipeSend( t_pipe_t *const pipe, void *const message ) {
if ( mtx_trylock( &pipe->mutex ) != thrd_success ) {
mtx_lock( &pipe->mutexBuffer );
SendBuffer( pipe, message );
mtx_unlock( &pipe->mutexBuffer );
return t_false;
}
Send( pipe, message );
mtx_unlock( &pipe->mutex );
return t_true;
}
void
FireWireDVNode::card_reader_thread()
{
status_t err;
size_t rbufsize;
int rcount;
fCard->GetBufInfo(&rbufsize, &rcount);
delete fBufferGroupEncVideo;
fBufferGroupEncVideo = new BBufferGroup(rbufsize, rcount);
while (!fTerminateThreads) {
void *data, *end;
ssize_t sizeUsed = fCard->Read(&data);
if (sizeUsed < 0) {
TRACE("FireWireDVNode::%s: %s\n", __FUNCTION__,
strerror(sizeUsed));
continue;
}
end = (char*)data + sizeUsed;
while (data < end) {
BBuffer* buf = fBufferGroupEncVideo->RequestBuffer(rbufsize, 10000);
if (!buf) {
TRACE("OutVideo: request buffer timout\n");
continue;
}
err = fCard->Extract(buf->Data(), &data, &sizeUsed);
if (err) {
buf->Recycle();
printf("OutVideo Extract error %s\n", strerror(err));
continue;
}
media_header* hdr = buf->Header();
hdr->type = B_MEDIA_ENCODED_VIDEO;
hdr->size_used = sizeUsed;
hdr->time_source = TimeSource()->ID(); // set time source id
//what should the start_time be?
hdr->start_time = TimeSource()->PerformanceTimeFor(system_time());
fLock.Lock();
if (SendBuffer(buf, fOutputEncVideo.source,
fOutputEncVideo.destination) != B_OK) {
TRACE("OutVideo: sending buffer failed\n");
buf->Recycle();
}
fLock.Unlock();
}
}
}
int main()
{
struct sockaddr_in serveraddr;
int sock = -1;
int err = 0;
char buffer[BUFFER_SIZE];
do {
memset(&serveraddr,0,sizeof(serveraddr));
serveraddr.sin_addr.s_addr=inet_addr("127.0.0.1");
serveraddr.sin_port=htons(8887);
serveraddr.sin_family=AF_INET;
sock = socket(AF_INET,SOCK_STREAM,0);
if ( -1 == sock ) {
debug_log("create socket failed",errno);
break;
}
err = connect(sock,(struct sockaddr *)&serveraddr,sizeof(serveraddr));
if ( 0 != err ) {
debug_log("connect server failed",err);
break;
}
/**
*连接成功，发送消息，接受消息
*/
printf("please input the message:");
scanf("%s",buffer);
err = SendBuffer(sock,buffer);
if ( 0 != err ) {
break;
}
err = RecvBuffer(sock,buffer);
if ( 0 != err ) {
break;
}
} while(0);
if ( -1 != sock ) {
close(sock);
sock = -1;
}
return err;
}
void CLuaRemoteDebug::SendLogMessage(const char *format,...)
{
const int MaxMessageLength = 1024;
char * pMessage = new char[MaxMessageLength];
va_list args;
va_start(args,format);
_vsnprintf(pMessage, MaxMessageLength, format, args);
va_end(args);
pMessage[MaxMessageLength - 1] = 0;
m_sendBuffer.Write((char)ePT_LogMessage);
m_sendBuffer.WriteString(pMessage);
SendBuffer();
}
void CLocalServer::LocalLogin()
{
CLIENT_LOGIN loginData = {0};
NET_HEAD_MAN head = {0};
head.Version = COM_VER;
head.Length = sizeof(loginData);
head.Cmd = C_MANAGER_LOGIN;
memcpy(loginData.ClientName, "IBA", LEN_USERNAME);
memcpy(loginData.cComputerName, "ZZS", MAX_COMPUTERNAME_LENGTH);
SendBuffer(&head, &loginData);
}
void CLocalServer::LocalSendShortMessage(INT_PTR nIndex, CString& strMsg)
{
if (ComputerList.IsInvaildIndex(nIndex))
{
return;
}
CIBALog::GetInstance()->Write(strMsg);
CComputerInfo& computer = ComputerList.GetComputer(nIndex);
if (!computer.HasUser())
{
return;
}
SHORT_MESSAGE shortMsg = {0};
shortMsg.ID = 1;
shortMsg.orgID = InvalidateSMID;
_snprintf(shortMsg.termID, LEN_TERMID, CW2A(computer.GetTerminalID()));
_snprintf(shortMsg.computerIP, LEN_IPADDR, CW2A(computer.GetComputerIP()));
shortMsg.counterID = CIBAConfig::GetInstance()->GetCashRegisterID();
shortMsg.memberID = computer.GetMemberID();
shortMsg.side = 1;
shortMsg.status = 0;
shortMsg.messageType = 0;
strMsg.Trim();
strMsg.Replace(_T("'"), _T("''"));
_snprintf(shortMsg.message, LEN_SHORTMESSAGE, CW2AEX<256>(strMsg));
SYSTEMTIME st = {0};
::GetLocalTime(&st);
CStringA strTime;
strTime.Format("%04d-%02d-%02d %02d:%02d:%02d", st.wYear,
st.wMonth, st.wDay, st.wHour, st.wMinute, st.wSecond);
_snprintf(shortMsg.sendTime, LEN_DATETIME, strTime);
NET_HEAD_MAN head = {0};
head.Version = COM_VER;
head.Length = sizeof(shortMsg);
head.Cmd = C_MANAGER_SHORTMESSAGE;
SendBuffer(&head, &shortMsg);
}
void CLuaRemoteDebug::SendLuaState(lua_Debug *ar)
{
m_sendBuffer.Write((char)ePT_ExecutionLocation);
// Current execution location
m_sendBuffer.WriteString(ar->source);
m_sendBuffer.Write(ar->currentline);
// Call stack
std::vector<SLuaStackEntry> callstack;
GetLuaCallStack(callstack);
m_sendBuffer.Write((int)callstack.size());
for (size_t i = 0; i < callstack.size(); ++i)
{
SLuaStackEntry &le = callstack[i];
m_sendBuffer.WriteString(le.source.c_str());
m_sendBuffer.Write(le.line);
m_sendBuffer.WriteString(le.description.c_str());
if (m_clientVersion < 6)
{
m_sendBuffer.WriteString("");
}
}
if (m_clientVersion >= 3)
{
if (m_enableCppCallstack)
{
// C++ Call stack
const char* funcs[80];
int nFuncCount = 80;
GetISystem()->debug_GetCallStack(funcs, nFuncCount);
m_sendBuffer.Write(nFuncCount);
for (int i = 0; i < nFuncCount; ++i)
{
m_sendBuffer.WriteString(funcs[i]);
}
}
else
{
// Send an empty callstack
m_sendBuffer.Write(0);
}
}
SendBuffer();
}
static int module7_init(void)
{
int port= 13394;
unsigned int IP_addr= 168430083;
size_t sendings;
char *sendbuff;
struct socket* serversock;
struct socket* newsocket;
size_t recieve;
size_t length;
size_t lens;
char *recvbuffer;
recvbuffer = (char*)__get_free_page(GFP_KERNEL);
sendbuff= "hi i am thinh";
//file1 = debugfs_create_file("mmap_example1", 0644, NULL, NULL, &my_fops);
/*
//setup_timer(&my_timer, my_timer_callback, 0 );
if (file1 == NULL)
{
printk(KERN_ALERT "Error occurred\n");
}
else
{
printk("The creation of the file should has occured\n");
printk("The pointer value of the create file %p \n", &file1);
}
*/ lens = strlen(recvbuffer);
serversock=set_up_server_socket(port);
do{
newsocket = server_accept_connection(serversock);
recieve = RecvBuffer(newsocket, recvbuffer, lens);
if (recieve <= 0)
{
printk("Client Error when recieving msg");
break;
}
else
{
printk("ClientMSG recieved: %s \n", recvbuffer);
}
}while(1);
socketz=set_up_client_socket(IP_addr,port);
length=strlen(sendbuff);
sendings= SendBuffer(socketz, sendbuff, length);
sock_release(newsocket);
sock_release(socketz);
return 0;
}
void CLocalServer::LocalPingClient(INT_PTR nIndex)
{
CComputerInfo& computer = ComputerList.GetComputer(nIndex);
CStringA strTmp = CW2A(computer.GetTerminalID());
NET_HEAD_MAN head = {0};
head.Version = COM_VER;
head.Length = strTmp.GetLength();
head.Cmd = C_MANAGER_PING_CLIENT;
SendBuffer(&head, strTmp.GetBuffer());
strTmp.ReleaseBuffer();
}
// Respond to a DO/DONT request
void TelnetSession::respondToRequest(unsigned char command, unsigned char option)
{
SendBuf buf(3);
buf.add(IAC);
if(command == DONT || option == TERMINALTYPE || option == WINDOWSIZE || option == TERMINALSPEED || option == ENVIRONMENTOPTION || option == XDISPLAYLOCATION || option == ENVIRONMENTOPTION2)
buf.add(WONT);
else
buf.add(WILL);
buf.add(option);
SendBuffer(buf);
return;
}
// Respond to a WILL/WONT statement
void TelnetSession::respondToStatement(unsigned char command, unsigned char option)
{
SendBuf buf(3);
buf.add(IAC);
if(command == WONT)
buf.add(DONT);
else
buf.add(DO);
buf.add(option);
SendBuffer(buf);
return;
}
void CLuaRemoteDebug::SendVersion()
{
m_sendBuffer.Write((char)ePT_Version);
m_sendBuffer.Write((int)LUA_REMOTE_DEBUG_HOST_VERSION);
if (m_clientVersion >= 4)
{
#if defined(WIN64)
m_sendBuffer.Write((char)eP_Win64);
#elif defined(WIN32) // NOTE: WIN32 is also defined on 64 bit windows, so this must come second
m_sendBuffer.Write((char)eP_Win32);
#else
m_sendBuffer.Write((char)eP_Unknown);
#endif
}
SendBuffer();
}
void CLuaRemoteDebug::SendVariables()
{
m_sendBuffer.Write((char)ePT_LuaVariables);
m_sendBuffer.Write((uint8)sizeof(void*)); // Serialise out the size of pointers to cope with 32 and 64 bit systems
// Local variables
IScriptTable* pLocalVariables = m_pScriptSystem->GetLocalVariables();
if (pLocalVariables)
{
SerializeLuaTable(pLocalVariables, m_sendBuffer, 8);
pLocalVariables->Release();
pLocalVariables = NULL;
}
SendBuffer();
}
