/**
*
* Method Name: ResetAllConnections
*
*
* Inputs: unsigned char *puchReason - Reason for Reset
*
* Outputs: None
*
* Returns: void
*
* Description: The ResetAllConnections() method shall manage the termination
* of all RTCP connections. This shall include the graceful
* release of all associated objects as well as the deallocation
* of all resources associated with each contained RTCP
* connection.
*
*
* Usage Notes:
*
*
*/
void CRTCPSession::ResetAllConnections(unsigned char *puchReason)
{
unsigned long aulCSRC[MAX_CONNECTIONS];
unsigned long ulCSRCs = 0;
CRTCPConnection *poRTCPConnection;
// Check whether the session is acting as an Audio Mixer. If so,
// We should include these sites into our contributing source list.
if(m_etMixerMode == MIXER_ENABLED)
{
// Check each entry of the connection list
poRTCPConnection = GetFirstEntry();
// Iterate through the list until all entries have been exhausted
for(ulCSRCs = 0; poRTCPConnection != NULL; ulCSRCs++)
{
// Bump Reference Count of Connection Object
poRTCPConnection->AddRef();
// Get the SSRC ID of the connection
aulCSRC[ulCSRCs] = poRTCPConnection->GetRemoteSSRC();
// Release Reference to Connection Object
poRTCPConnection->Release();
// Get the next connection from the list
poRTCPConnection = GetNextEntry();
}
}
// Check each entry of the connection list again
poRTCPConnection = GetFirstEntry();
while (poRTCPConnection != NULL)
{
// Bump Reference Count of Connection Object
poRTCPConnection->AddRef();
poRTCPConnection->GenerateRTCPReports(puchReason, aulCSRC, ulCSRCs);
// Release Reference to Connection Object
poRTCPConnection->Release();
// Get Next Entry
poRTCPConnection = GetNextEntry();
}
}
uint32_t ChannelMaskTlv::GetChannelMask(void) const
{
uint32_t mask = 0;
const ChannelMaskEntry *cur = static_cast<const ChannelMaskEntry *>(GetFirstEntry());
const ChannelMaskEntry *end = reinterpret_cast<const ChannelMaskEntry *>(GetValue() + GetLength());
for (; cur < end; cur = static_cast<const ChannelMaskEntry *>(cur->GetNext()))
{
VerifyOrExit((cur + 1) <= end && cur->GetNext() <= end);
#if OPENTHREAD_CONFIG_RADIO_915MHZ_OQPSK_SUPPORT
if (cur->GetChannelPage() == OT_RADIO_CHANNEL_PAGE_2)
{
mask |= cur->GetMask() & OT_RADIO_915MHZ_OQPSK_CHANNEL_MASK;
}
#endif
#if OPENTHREAD_CONFIG_RADIO_2P4GHZ_OQPSK_SUPPORT
if (cur->GetChannelPage() == OT_RADIO_CHANNEL_PAGE_0)
{
mask |= cur->GetMask() & OT_RADIO_2P4GHZ_OQPSK_CHANNEL_MASK;
}
#endif
}
exit:
return mask;
}
/**
*
* Method Name: CheckRemoteSSRCCollisions
*
*
* Inputs: IRTCPConnection *piRTCPConnection - Connection Interface
*
* Outputs: None
*
* Returns: void
*
* Description: Check that other remote SSRCs aren't colliding with each other.
*
* Usage Notes:
*
*
*
*/
void CRTCPSession::CheckRemoteSSRCCollisions(IRTCPConnection *piRTCPConnection)
{
// Check for Collision
CRTCPConnection *poRTCPConnection = GetFirstEntry();
while(poRTCPConnection)
{
// Bump Reference Count of Connection Object
poRTCPConnection->AddRef();
bool bInitialSSRCFound = FALSE;
if(poRTCPConnection->GetRemoteSSRC() ==
piRTCPConnection->GetRemoteSSRC())
{
if(!bInitialSSRCFound)
bInitialSSRCFound = TRUE;
else
{
// A collision has been detected.
// Let's inform the RTC Manager and its subscribing client's
// of this occurence.
poRTCPConnection->AddRef();
((IRTCPSession *)this)->AddRef();
m_piRTCPNotify->RemoteSSRCCollision(
(IRTCPConnection *)poRTCPConnection, (IRTCPSession *)this);
}
}
// Release Reference to Connection Object
poRTCPConnection->Release();
// Get the next connection from the list
poRTCPConnection = GetNextEntry();
}
}
int AL_PROTO ALEntryList::FillListBox( HWND hDlg, int list_box /* = -1 */ )
{
HWND window;
if ( list_box != -1 )
window = GetDlgItem( hDlg, (short int) list_box );
else
window = hDlg;
SendMessage( window, LB_RESETCONTENT, 0, 0 );
ALEntry *job = GetFirstEntry();
int count = 0;
while ( job ) {
if ( job->GetMark() ) {
count++;
SendMessage( window,
LB_ADDSTRING,
0,
(LPARAM)( (LPSTR) job->mpStorageObject->mName ) );
}
job = job->GetNextEntry();
}
if ( count == 0 )
SendMessage( window,
LB_ADDSTRING,
0,
(LPARAM)( (LPSTR) "<none>" ) );
return count;
}
/**
* @param bCrash - true if crash has occurred.
* @return true if the log was saved successfully.
*/
BOOL CTextLogFile::SaveEntries(BOOL /*bCrash*/)
{
#ifdef _DEBUG
DWORD dwStartTime = GetTickCount();
#endif
PCTSTR pszLogFileName = GetLogFileName();
HANDLE hFile = CreateFile(pszLogFileName, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
if (hFile == INVALID_HANDLE_VALUE)
return FALSE;
DWORD dwWritten;
WriteFile(hFile, g_arrUTF8Preamble, sizeof(g_arrUTF8Preamble), &dwWritten, NULL);
CLogEntry* pLogEntry = GetFirstEntry();
while (pLogEntry)
{
CTextLogEntry* pTextLogEntry = (CTextLogEntry*)pLogEntry;
WriteFile(hFile, pTextLogEntry->m_pbData, pTextLogEntry->m_dwSize, &dwWritten, NULL);
pLogEntry = pLogEntry->m_pNextEntry;
}
#ifdef _DEBUG
DWORD dwEndTime = GetTickCount();
TCHAR szMessage[128];
_stprintf_s(szMessage, countof(szMessage), _T("CTextLogFile::SaveEntries(): %lu entries, %lu bytes, %lu milliseconds\r\n"), GetNumEntries(), GetNumBytes(), dwEndTime - dwStartTime);
OutputDebugString(szMessage);
#endif
CloseHandle(hFile);
return TRUE;
}
void ChannelMaskTlv::SetChannelMask(uint32_t aChannelMask)
{
uint8_t length = 0;
ChannelMaskEntry *entry;
entry = static_cast<ChannelMaskEntry *>(GetFirstEntry());
#if OPENTHREAD_CONFIG_RADIO_915MHZ_OQPSK_SUPPORT
if (aChannelMask & OT_RADIO_915MHZ_OQPSK_CHANNEL_MASK)
{
assert(entry != NULL);
entry->Init();
entry->SetChannelPage(OT_RADIO_CHANNEL_PAGE_2);
entry->SetMask(aChannelMask & OT_RADIO_915MHZ_OQPSK_CHANNEL_MASK);
length += sizeof(MeshCoP::ChannelMaskEntry);
entry = static_cast<MeshCoP::ChannelMaskEntry *>(entry->GetNext());
}
#endif
#if OPENTHREAD_CONFIG_RADIO_2P4GHZ_OQPSK_SUPPORT
if (aChannelMask & OT_RADIO_2P4GHZ_OQPSK_CHANNEL_MASK)
{
assert(entry != NULL);
entry->Init();
entry->SetChannelPage(OT_RADIO_CHANNEL_PAGE_0);
entry->SetMask(aChannelMask & OT_RADIO_2P4GHZ_OQPSK_CHANNEL_MASK);
length += sizeof(MeshCoP::ChannelMaskEntry);
}
#endif
SetLength(length);
}
//************************************************************************
// adds an entry to the list
//************************************************************************
CListItem<CEventLogEntry*> *CEventLog::AddItem(CEventLogEntry *pEntry)
{
CListItem<CEventLogEntry*> *pItem = CLCDList<CEventLogEntry*>::AddItem(pEntry);
if(GetEntryCount() > CConfig::GetIntSetting(NOTIFY_LOGSIZE))
RemoveItem(((CListItem<CEventLogEntry*>*)GetFirstEntry())->GetItemData());
if(GetTickCount() - m_dwLastScroll > 10000)
SetPosition(pItem);
return pItem;
}
/**
*
* Method Name: ForwardSDESReport
*
*
* Inputs: IGetSrcDescription *piGetSrcDescription
* - Interface for getting SDES Report Statistics
* IRTCPConnection *piRTCPConnection
* - Interface to RTCP Connection originating SDES
*
* Outputs: None
*
* Returns: None
*
* Description: The ForwardSDESReport() method shall enable the RTC Manager to
* pass interfaces to SDES Reports received from participating
* site while acting in the mode of a conference Mixer. The
* Mixer's role in this situation is to transmit these reports
* unchanged to others participating within a conference. The
* handoff of an SDES Report to the CRTCPRender will cause the
* report to be transmitted to a participating site using the
* associated Network Render object.
*
* Usage Notes: The interface for the local site's Source Description Report
* generator is passed as an argument at construction time.
*
*
*/
void CRTCPSession::ForwardSDESReport(IGetSrcDescription *piGetSrcDescription,
IRTCPConnection *piRTCPConnection)
{
// Check the each entry of the connection list and forward this report to
// those not matching the originators SSRC
CRTCPConnection *poRTCPConnection = GetFirstEntry();
// Iterate through the list until all entries have been exhausted
while(poRTCPConnection != NULL)
{
// Bump Reference Count of Connection Object
poRTCPConnection->AddRef();
// Get the SSRC ID of the connection to determine whether it is not
// from the originator
if(poRTCPConnection->GetRemoteSSRC() !=
piRTCPConnection->GetRemoteSSRC())
{
// Get Render Interface
IRTCPRender *piRTCPRender = poRTCPConnection->GetRenderInterface();
#if RTCP_DEBUG /* [ */
if(bPingtelDebug)
{
osPrintf("*** FORWARDING SDES REPORT ****\n");
osPrintf("\t ON SESSION ==> %d\n", GetSessionID());
osPrintf("\t FROM SSRC ==> %u\n",
piRTCPConnection->GetRemoteSSRC());
osPrintf("\t TO SSRC ==> %d\n",
poRTCPConnection->GetRemoteSSRC());
}
#endif /* RTCP_DEBUG ] */
// Different connection. Forward the SDES Report for delivery.
ISDESReport *piSDESReport =
piGetSrcDescription->GetSDESInterface();
piRTCPRender->ForwardSDESReport(piSDESReport);
// Release the reference to SDES Report interface
piSDESReport->Release();
// Release Render Interface
piRTCPRender->Release();
}
// Release Reference to Connection Object
poRTCPConnection->Release();
// Get the next connection from the list
poRTCPConnection = GetNextEntry();
}
}
int AL_PROTO ALEntryList::ToggleMarks()
{
int count = 0;
ALEntry *job = GetFirstEntry();
while ( job ) {
job->SetMarkState( (short int) !job->GetMark() );
job = job->GetNextEntry();
count++;
}
return count;
}
// CountEntries
int32
Directory::CountEntries() const
{
int32 count = 0;
Entry* entry = GetFirstEntry();
while (entry) {
count++;
entry = GetNextEntry(entry);
}
return count;
}
AL_PROTO ALEntryList::~ALEntryList()
{
AL_ASSERT( GoodTag(), "~ALEntryList: attempting to delete invalid object" );
ALEntry *job = GetFirstEntry();
while ( job ) {
ALEntry *next_job = job->GetNextEntry();
delete job;
job = next_job;
}
if ( mpListHead )
delete mpListHead;
AL_ASSERT( GoodTag(), "~ALEntryList: attempting to delete invalid object" );
}
Zip::Zip(const char *filename, void *mapped, size_t size)
: name(filename ? strdup(filename) : nullptr)
, mapped(mapped)
, size(size)
, nextFile(LocalFile::validate(mapped)) // first Local File entry
, nextDir(nullptr)
, entries(nullptr)
{
pthread_mutex_init(&mutex, nullptr);
// If the first local file entry couldn't be found (which can happen
// with optimized jars), check the first central directory entry.
if (!nextFile)
GetFirstEntry();
}
int AL_PROTO ALEntryList::DeleteUnmarked()
{
ALEntry *job;
int count = 0;
job = GetFirstEntry();
while ( job ) {
ALEntry *next_job = job->GetNextEntry();
if ( job->GetMark() == 0 ) {
count++;
delete job;
}
job = next_job;
}
return count;
}
/**
*
* Method Name: ReassignSSRC
*
*
* Inputs: unsigned long ulSSRC - Source ID
* unsigned char *puchReason - Optional Reason for SSRC Reassignment
*
* Outputs: None
*
* Returns: void
*
* Description: Reassigns the Source Identifier associated with an RTP session
* due to collision detection and resolution. Calling of this
* method shall result in the resetting of the SSRC IDs of
* associated Sender, Receiver, and SDES Reports.
*
* Usage Notes:
*
*
*
*/
void CRTCPSession::ReassignSSRC(unsigned long ulSSRC,
unsigned char *puchReason)
{
#if RTCP_DEBUG /* [ */
if(bPingtelDebug)
{
osPrintf("*** SSRC REASSIGNED ****\n");
osPrintf("\t ON SESSION ==> %d\n", GetSessionID());
osPrintf("\t NEW SSRC ==> %u\n", ulSSRC);
osPrintf("\t REASON ==> %s\n", puchReason);
}
#endif /* RTCP_DEBUG ] */
// Reset all connections first
ResetAllConnections(puchReason);
// Set new Session SSRC
m_ulSSRC = ulSSRC;
// Check the each entry of the connection list
CRTCPConnection *poRTCPConnection = GetFirstEntry();
// Iterate through the list until all entries have been exhausted
while(poRTCPConnection != NULL)
{
// Bump Reference Count of Connection Object
poRTCPConnection->AddRef();
// Get Render Interface
IRTCPRender *piRTCPRender = poRTCPConnection->GetRenderInterface();
// Instruct the Render filter of the new SSRC.
// It will take care of the reset
piRTCPRender->ReassignSSRC(ulSSRC);
// Release Render Interface
piRTCPRender->Release();
// Release Reference to Connection Object
poRTCPConnection->Release();
// Get the next connection from the list
poRTCPConnection = GetNextEntry();
}
}
void AL_PROTO ALEntryList::UnmarkDuplicates( ALEntryList &list,
const char *error_message /* = 0 */ )
{
ALEntry *job = GetFirstEntry();
while ( job ) {
if ( job->GetMark() ) {
if ( job->Duplicate( list ) ) {
job->ClearMark();
if ( error_message && error_message[ 0 ] != '\0' )
job->mpStorageObject->mStatus.SetError(
AL_DUPLICATE_ENTRY,
error_message );
}
}
job = job->GetNextEntry();
}
}
int AL_PROTO ALEntryList::SetMarkState( const char AL_DLL_FAR *name,
short int new_state )
{
int count = 0;
ALEntry *job = GetFirstEntry();
while ( job ) {
if ( name ) {
if ( job->mpStorageObject->mName.WildCardMatch( name ) ) {
job->SetMarkState( new_state );
count++;
}
} else {
job->SetMarkState( new_state );
count++;
}
job = job->GetNextEntry();
}
return count;
}
/**
*
* Method Name: CheckLocalSSRCCollisions
*
*
* Inputs: None
*
* Outputs: None
*
* Returns: void
*
* Description: Check that our local SSRC is not colliding with one fo the
* SSRCs of a participating site.
*
* Usage Notes:
*
*
*
*/
void CRTCPSession::CheckLocalSSRCCollisions(void)
{
// Check the each entry of the connection list
CRTCPConnection *poRTCPConnection = GetFirstEntry();
// Iterate through the list until all entries have been exhausted
while(poRTCPConnection != NULL)
{
// Bump Reference Count of Connection Object
poRTCPConnection->AddRef();
// Get the SSRC ID of the connection to determine whether it is
// conflicting with ours
if(poRTCPConnection->GetRemoteSSRC() == m_ulSSRC)
{
// A collision has been detected.
// Let's reset all the connections.
ResetAllConnections((unsigned char *)"SSRC Collision");
// Let's inform the RTC Manager and its subscribing client's of
// this occurence.
poRTCPConnection->AddRef();
((IRTCPSession *)this)->AddRef();
m_piRTCPNotify->LocalSSRCCollision(
(IRTCPConnection *)poRTCPConnection, (IRTCPSession *)this);
}
// Release Reference to Connection Object
poRTCPConnection->Release();
// Get the next connection from the list
poRTCPConnection = GetNextEntry();
}
}
/*|><|************************************************************************
*
* Method Name: MessageLoop
*
*
* Inputs: None
*
* Outputs: None
*
* Returns: None
*
* Logic Notes:
*
* Caveats:
*
************************************************************************|<>|*/
void CMsgQueue::MessageLoop()
{
// Establish an array of event on which we are to wait. Among these
// events are the message Arrival event and the Thread Termination event.
HANDLE hEventList[] = {m_hThreadEvent, m_hMessageEvent};
unsigned long dwEvents = 2;
BOOL bTerminate = FALSE;
// Sleep briefly to allow the parent thread to run and pickup the thread
// initialization signal.
Sleep(ONE_SECOND);
while (!bTerminate)
{
// Wait for an Event to occur or for the timeout to expire
unsigned long dwRetValue = WaitForMultipleObjects (
dwEvents, // Number of event objects passed in list
hEventList, // List of Event objects
FALSE, // Do not wait for all to be signalled
ONE_SECOND); // Wait timer duration - One Second
// An Event was Detected. Let's determine the event type.
if (dwRetValue != WAIT_TIMEOUT)
{
// Determine which object has signalled us by taking the return
// value and subtracting the base value of WAIT_OBJECT_0 from it
unsigned long dwIndex = dwRetValue - WAIT_OBJECT_0;
// If the object that signalled us is Index 0, it is the terminate
// thread object. Let's break out of the while loop and tend to
// gracefully shutting down the Message processing thread.
if (dwIndex == 0 || dwIndex > dwEvents)
{
// Terminate message processing
bTerminate = TRUE;
}
else
{
// Reset Index and Event
dwIndex = 0;
ResetEvent(m_hMessageEvent);
}
}
// A message has been received or a timeout has occurred. We check
// the queue in the latter case to insure against loosing messages
// which were pending the completion of a device connection (aka
// Network connection). Let's read off all messages which may be
// on the list and dispatch them for processing.
CMessage *poMessage = GetFirstEntry();
while(poMessage)
{
// Dispatch the message to the user defined processing method
if(ProcessMessage(poMessage))
{
RemoveEntry(poMessage);
delete poMessage;
poMessage = NULL;
}
// Remove the next message from the list
poMessage = GetNextEntry();
}
}
// Terminate the Message Thread
TerminateMessageThread();
}
/**
*
* Method Name: RTCPConnectionStopped()
*
*
* Inputs: IRTCPConnection *piRTCPConnection
* - Interface to associated RTCP Connection
* IRTCPSession *piRTCPSession
* - Interface to associated RTCP Session
*
* Outputs: None
*
* Returns: None
*
* Description: The RTCPConnectionStopped() event method shall inform the
* recipient of the imminent suspension of an RTCP outbound
* connection. This will allow whatever connection related
* operations to be suspended until it again resumes.
*
* Usage Notes:
*
*/
void CRTCPSession::RTCPConnectionStopped(IRTCPConnection *piRTCPConnection,
IRTCPSession *piRTCPSession)
{
unsigned long aulCSRC[MAX_CONNECTIONS];
unsigned long ulCSRCs = 0;
CRTCPConnection *poRTCPConnection;
// Get the associated RTCP Connection object from the collection list
if((poRTCPConnection = GetEntry(RTCPConnectionComparitor,
(void *)piRTCPConnection)) != NULL)
{
#if RTCP_DEBUG /* [ */
if(bPingtelDebug)
{
osPrintf("*** RTCP CONNECTION STOPPED ****\n");
osPrintf("\t ON SESSION ==> %d\n", GetSessionID());
osPrintf("\t TO SSRC ==> %u\n",
piRTCPConnection->GetRemoteSSRC());
}
#endif /* RTCP_DEBUG ] */
// Check whether the session is acting as an Audio Mixer. If so,
// We should include these sites into our contributing source list.
if(m_etMixerMode == MIXER_ENABLED)
{
// Check each entry of the connection list
CRTCPConnection *poPeerConnection = GetFirstEntry();
// Iterate through the list until all entries have been exhausted
for(ulCSRCs = 0; poPeerConnection != NULL; ulCSRCs++)
{
// Bump Reference Count of Connection Object
poPeerConnection->AddRef();
// Get the SSRC ID of the connection
aulCSRC[ulCSRCs] = poPeerConnection->GetRemoteSSRC();
// Check that we are not adding the Remote SSRC of the
// connection being terminated. If so, we will backup the
// CSRC count
if(poPeerConnection->GetRemoteSSRC() == aulCSRC[ulCSRCs])
ulCSRCs--;
// Release Reference to Connection Object
poPeerConnection->Release();
// Get the next connection from the list
poPeerConnection = GetNextEntry();
}
}
// Bump Reference Count of Connection Object
poRTCPConnection->AddRef();
poRTCPConnection->GenerateRTCPReports(
(unsigned char *)"Normal Connection Termination", aulCSRC, ulCSRCs);
// Release Reference to Connection Object
poRTCPConnection->Release();
}
}
// destructor
VirtualDir::~VirtualDir()
{
while (VirtualDirEntry* entry = GetFirstEntry())
RemoveEntry(entry->GetName());
}
bool
Zip::GetStream(const char *path, Zip::Stream *out) const
{
AutoLock lock(&mutex);
DEBUG_LOG("%s - GetFile %s", name, path);
/* Fast path: if the Local File header on store matches, we can return the
* corresponding stream right away.
* However, the Local File header may not contain enough information, in
* which case the 3rd bit on the generalFlag is set. Unfortunately, this
* bit is also set in some archives even when we do have the data (most
* notably the android packages as built by the Mozilla build system).
* So instead of testing the generalFlag bit, only use the fast path when
* we haven't read the central directory entries yet, and when the
* compressed size as defined in the header is not filled (which is a
* normal condition for the bit to be set). */
if (nextFile && nextFile->GetName().Equals(path) &&
!entries && (nextFile->compressedSize != 0)) {
DEBUG_LOG("%s - %s was next file: fast path", name, path);
/* Fill Stream info from Local File header content */
const char *data = reinterpret_cast<const char *>(nextFile->GetData());
out->compressedBuf = data;
out->compressedSize = nextFile->compressedSize;
out->uncompressedSize = nextFile->uncompressedSize;
out->CRC32 = nextFile->CRC32;
out->type = static_cast<Stream::Type>(uint16_t(nextFile->compression));
/* Find the next Local File header. It is usually simply following the
* compressed stream, but in cases where the 3rd bit of the generalFlag
* is set, there is a Data Descriptor header before. */
data += nextFile->compressedSize;
if ((nextFile->generalFlag & 0x8) && DataDescriptor::validate(data)) {
data += sizeof(DataDescriptor);
}
nextFile = LocalFile::validate(data);
return true;
}
/* If the directory entry we have in store doesn't match, scan the Central
* Directory for the entry corresponding to the given path */
if (!nextDir || !nextDir->GetName().Equals(path)) {
const DirectoryEntry *entry = GetFirstEntry();
DEBUG_LOG("%s - Scan directory entries in search for %s", name, path);
while (entry && !entry->GetName().Equals(path)) {
entry = entry->GetNext();
}
nextDir = entry;
}
if (!nextDir) {
DEBUG_LOG("%s - Couldn't find %s", name, path);
return false;
}
/* Find the Local File header corresponding to the Directory entry that
* was found. */
nextFile = LocalFile::validate(static_cast<const char *>(mapped)
+ nextDir->offset);
if (!nextFile) {
ERROR("%s - Couldn't find the Local File header for %s", name, path);
return false;
}
/* Fill Stream info from Directory entry content */
const char *data = reinterpret_cast<const char *>(nextFile->GetData());
out->compressedBuf = data;
out->compressedSize = nextDir->compressedSize;
out->uncompressedSize = nextDir->uncompressedSize;
out->CRC32 = nextDir->CRC32;
out->type = static_cast<Stream::Type>(uint16_t(nextDir->compression));
/* Store the next directory entry */
nextDir = nextDir->GetNext();
nextFile = nullptr;
return true;
}
