void TUI::CheckMailslot()
{
DWORD cbMessage, cMessage, cbRead;
BOOL fResult;
LPSTR lpszBuffer;
cbMessage = cMessage = cbRead = 0;
fResult = GetMailslotInfo(hMailSlot, // mailslot handle
(LPDWORD) NULL, // no maximum message size
&cbMessage, // size of next message
&cMessage, // number of messages
(LPDWORD) NULL); // no read time-out
R_ASSERT2(fResult,"Can't get mailslot info");
if (cbMessage == MAILSLOT_NO_MESSAGE) return;
while (cMessage != 0) // retrieve all messages
{
// Allocate memory for the message.
lpszBuffer = (LPSTR) GlobalAlloc(GPTR, cbMessage);
lpszBuffer[0] = '\0';
fResult = ReadFile(hMailSlot, lpszBuffer, cbMessage, &cbRead, (LPOVERLAPPED) NULL);
if (!fResult) {
GlobalFree((HGLOBAL) lpszBuffer);
throw Exception("Can't ReadFile");
}
OnReceiveMail(lpszBuffer);
GlobalFree((HGLOBAL) lpszBuffer);
fResult = GetMailslotInfo(hMailSlot, // mailslot handle
(LPDWORD) NULL, // no maximum message size
&cbMessage, // size of next message
&cMessage, // number of messages
(LPDWORD) NULL); // no read time-out
R_ASSERT2(fResult,"Can't get mailslot info");
}
}
void msRead(void)
{
DWORD cbMessage, cMessage, cbRead;
BOOL fResult;
LPSTR lpszBuffer;
cbMessage = cMessage = cbRead = 0;
fResult = GetMailslotInfo(hLocalSlot, // mailslot handle
(LPDWORD)NULL, // no maximum message size
&cbMessage, // size of next message
&cMessage, // number of messages
(LPDWORD)NULL); // no read time-out
if (!fResult) return;
if (cbMessage == MAILSLOT_NO_MESSAGE) return;
while (cMessage != 0) // retrieve all messages
{
// Allocate memory for the message.
lpszBuffer = (LPSTR)GlobalAlloc(GPTR, cbMessage);
lpszBuffer[0] = '\0';
fResult = ReadFile(hLocalSlot, lpszBuffer, cbMessage, &cbRead, (LPOVERLAPPED)NULL);
if (!fResult)
{
GlobalFree((HGLOBAL)lpszBuffer);
return;
}
msParse(lpszBuffer);
GlobalFree((HGLOBAL)lpszBuffer);
fResult = GetMailslotInfo(hLocalSlot, // mailslot handle
(LPDWORD)NULL, // no maximum message size
&cbMessage, // size of next message
&cMessage, // number of messages
(LPDWORD)NULL); // no read time-out
if (!fResult) return;
}
}
int jumpMessageQueueWaitForMessage(JUMPPlatformCString type, int32 timeout){
DWORD cbBytes, cbMessage, cMessage = 0;
BOOL fResult;
char buffer;
DWORD err, to;// error code, time out parameter
HANDLE hSlot = mailslotGet(type, NULL);
if (hSlot == NULL) {
printf("ERROR: jumpMessageQueueWaitForMessage - MessageQueue does not exist\n");
return 1;
}
fResult = GetMailslotInfo(hSlot, // mailslot handle
(LPDWORD) NULL, // no maximum message size
&cbMessage, // size of next message
&cMessage, // number of messages
&to); // retrieves read time-out
if (to != timeout){
if (timeout < 0){
to = MAILSLOT_WAIT_FOREVER;
} else {
to = timeout;
}
fResult = SetMailslotInfo(hSlot, to);
if (JUMP_WIN_DEBUG) {
printf("jumpMessageQueueWaitForMessage: read timeout set to %d\n", to);
}
}
if (cMessage > 0) { // there are messages waiting in the MessageQueue
return 1;
}
// Wait for message using blocking read
fResult = ReadFile(hSlot, // handle to mailslot
&buffer, // buffer to receive data
0, // size of buffer
&cbBytes, // number of bytes read
NULL); // not overlapped I/O
if (fResult == 0) {
err = GetLastError();
if (err != ERROR_INSUFFICIENT_BUFFER && err != ERROR_SEM_TIMEOUT) {
printf("ERROR: jumpMessageQueueWaitForMessage - error in reading file (%d)\n", err);
}
}
if (JUMP_WIN_DEBUG) {
GetMailslotInfo(hSlot, // mailslot handle
(LPDWORD) NULL, // no maximum message size
&cbMessage, // size of next message
&cMessage, // number of messages
NULL); // no read time-out
printf("jumpMessageQueueWaitForMessage: # of messages in MessageQueue: %d\n", cMessage);
}
return 0;
}
int mailslotRead(HANDLE mailbox, void *msg, int msgSize) {
/* Read a msg from a mailslot, return nr */
/* of successful bytes read */
/* Read a msg from a mailslot, return nr */
/* of successful bytes read */
DWORD nextSize, messages, cbRead;
BOOL fResult;
fResult = GetMailslotInfo(mailbox, (LPDWORD)NULL, &nextSize, &messages, (LPDWORD)NULL);
if (!fResult) {
MessageBox(NULL, "GetMailslotInfo Error", "Error!!", MB_OK);
printf("GetMailslotInfo Error: %d\n", GetLastError());
return 0;
}
if (messages != 0)
{
fResult = ReadFile(mailbox, (char*)msg, nextSize, &cbRead, (LPOVERLAPPED)NULL);
if (!fResult) {
printf("ReadFile Error: %d\n", GetLastError());
MessageBox(NULL, "ReadFile Error", "Error!!", MB_OK);
return 0;
}
return cbRead;
}
return 0;
}
int mailslotRead(HANDLE mailbox, void *msg, int msgSize) {
/* Read a msg from a mailslot, return nr */
/* of successful bytes read */
/* Read a msg from a mailslot, return nr */
/* of successful bytes read */
DWORD nextSize, messages, cbRead;
BOOL fResult;
fResult = GetMailslotInfo(mailbox, (LPDWORD)NULL, &nextSize, &messages, (LPDWORD)NULL);
if (!fResult) {
printf("GetMailslotInfo Error: %d\n", GetLastError());
return 0;
}
*((char**)msg) = (char*)calloc(nextSize, sizeof(char));
fResult = ReadFile(mailbox, *((char**)msg), nextSize, &cbRead, (LPOVERLAPPED)NULL);
if (!fResult) {
printf("ReadFile Error: %d\n", GetLastError());
return 0;
}
return cbRead;
}
int mailslotRead (HANDLE mailbox, void *msg, int msgSize) {
/* Read a msg from a mailslot, return nr */
/* of successful bytes read */
DWORD sizeOfNextMessage = MAILSLOT_NO_MESSAGE, nrMessages, nrBytesRead;
int fResult;
fResult = GetMailslotInfo(mailbox, // mailslot handle
(LPDWORD)NULL, // no maximum message size
&sizeOfNextMessage, // size of next message
&nrMessages, // number of messages
(LPDWORD)NULL); // no read time-out
if (sizeOfNextMessage > msgSize)
return 0; //Buffer overflow
ReadFile(
mailbox,
msg,
sizeOfNextMessage,
&nrBytesRead,
NULL);
return nrBytesRead;
}
// Repeatedly read input from the input slot.
// Returns when last player exits game.
void GameServer::run()
{
DWORD nNextMessageSize, nMessagesLeft, nBytesRead;
InputData idMessage;
char szBuffer[245];
// Call randomize() in the GameServer's operational thread (usually same thread as main())
myRandomize();
while ( true )
{
nMessagesLeft = 0;
nNextMessageSize = MAILSLOT_NO_MESSAGE;
// Check the status of the slot.
GetMailslotInfo(hInputSlot, NULL, &nNextMessageSize, &nMessagesLeft, NULL);
// If there's no input, sleep and then return to top of loop.
if ( nNextMessageSize == MAILSLOT_NO_MESSAGE )
{
Sleep(100);
continue;
}
// If there's a message, read it and process it.
if ( nMessagesLeft > 0 )
{
// Ignore invalid message sizes (see MS Knowledge Base Q192276)
if ( nNextMessageSize < 0 || nNextMessageSize > 500 )
continue;
ReadFile(hInputSlot, szBuffer, nNextMessageSize, &nBytesRead, NULL);
idMessage = szBuffer;
enterCritical();
handleInput(idMessage);
leaveCritical();
// If last player just exited, shut down the server.
if ( idMessage.nType == IP_FINISHED && nPlayersInGame == 0 )
{
CloseHandle(hInputSlot);
DeleteCriticalSection(&csCritical);
return;
}
}
}
}
int jumpMessageQueueReceive(JUMPPlatformCString messageType, char *buffer, int bufferLength) {
DWORD cbBytes, cbMessage, cMessage, timeout;
BOOL fResult;
HANDLE hSlot = mailslotGet(messageType, NULL);
if (hSlot == NULL) {
printf("ERROR: jumpMessageQueueReceive - MessageQueue does not exists\n");
return 0;
}
fResult = GetMailslotInfo(hSlot, // mailslot handle
(LPDWORD) NULL, // no maximum message size
&cbMessage, // size of next message
&cMessage, // number of messages
(LPDWORD) &timeout); // no read time-out
if (JUMP_WIN_DEBUG) {
printf("jumpMessageQueueReceive: %d new Messages\n", cMessage);
}
if (cbMessage > bufferLength) {
// buffer smaller than the next message
return -1;
}
//Read client message
fResult = ReadFile(hSlot, // handle to mailslot
buffer, // buffer to receive data
bufferLength, // size of buffer
&cbBytes, // number of bytes read
NULL); // not overlapped I/O
if ( (!fResult) || (0 == cbBytes)) {
printf("ERROR: jumpMessageQueueReceive - occurred while reading from the client: %d", GetLastError());
return 0; //Error
}
else {
if (JUMP_WIN_DEBUG) {
printf("jumpMessageQueueReceive: ReadFile() was successful.\n");
}
}
if (JUMP_WIN_DEBUG) {
printf("jumpMessageQueueReceive: Client sent the following message: %s\n", buffer);
}
return cbBytes; //Success
}
// Reads text from the output mailslot.
bool getOutput()
{
DWORD nNextMessageSize, nMessagesLeft, nBytesRead;
bool bMessagesFound = false;
char szBuffer[245];
OutputData odMessage;
// Loop as long as there's output
do
{
// If unable to check the mailslot, abort door
if ( !GetMailslotInfo(hOutputSlot, NULL, &nNextMessageSize, &nMessagesLeft, NULL) )
exitDoor(2);
// If messages left, read them
if ( nMessagesLeft > 0 && nNextMessageSize != MAILSLOT_NO_MESSAGE )
{
// Ignore invalid message sizes (see MS Knowledge Base Q192276)
// In this case, simply wait for getOutput() to be called again next timeslice.
if ( nNextMessageSize < 0 || nNextMessageSize > 500 )
return bMessagesFound;
if ( !ReadFile(hOutputSlot, szBuffer, nNextMessageSize, &nBytesRead, NULL) )
{
local("error reading from slot");
return bMessagesFound;
}
// Convert the text into an OutputData object
odMessage = szBuffer;
// Handle the output message
handleOutput(odMessage);
bMessagesFound = true;
nPending = 0;
}
}
while ( nNextMessageSize != MAILSLOT_NO_MESSAGE );
return bMessagesFound;
}
int ReadFromMailslot(HANDLE hmailslot, char *buffer, int *size)
{
DWORD dwMessageSize, dwMessageNum, dwMessageReadSize;
BOOL bRes;
int i;
bRes = GetMailslotInfo(hmailslot,NULL,&dwMessageSize,&dwMessageNum,(LPDWORD)NULL);
if(bRes==FALSE || dwMessageSize==MAILSLOT_NO_MESSAGE)
return FALSE;
for(i=0;i<10;i++){
bRes = ReadFile(hMailslot,buffer,dwMessageSize,&dwMessageReadSize,(LPOVERLAPPED)NULL);
#ifdef W32GUI_DEBUG
PrintfDebugWnd("[%s]\n",buffer);
#endif
if(bRes==TRUE){
break;
}
Sleep(300);
}
if(bRes==TRUE){
*size = (int)dwMessageSize;
return TRUE;
} else
return FALSE;
}
__declspec(dllexport) void __cdecl VDDDispatch(void)
{
char str[512];
DWORD count;
DWORD msgs;
int retval;
int node_num;
BYTE* p;
vdd_status_t* status;
static DWORD writes;
static DWORD bytes_written;
static DWORD reads;
static DWORD bytes_read;
static DWORD inbuf_poll;
static DWORD online_poll;
static DWORD status_poll;
static DWORD vdd_yields;
static DWORD vdd_calls;
VDD_IO_HANDLERS IOHandlers = { NULL };
static VDD_IO_PORTRANGE PortRange;
retval=0;
node_num=getBH();
lprintf(LOG_DEBUG,"VDD_OP: (handle=%d) %d (arg=%X)", getAX(),getBL(),getCX());
vdd_calls++;
switch(getBL()) {
case VDD_OPEN:
sscanf("$Revision: 1.40 $", "%*s %s", revision);
lprintf(LOG_INFO,"Synchronet Virtual Device Driver, rev %s %s %s"
,revision, __DATE__, __TIME__);
#if 0
sprintf(str,"sbbsexec%d.log",node_num);
fp=fopen(str,"wb");
#endif
sprintf(str,"\\\\.\\mailslot\\sbbsexec\\wr%d",node_num);
rdslot=CreateMailslot(str
,0 //LINEAR_RX_BUFLEN /* Max message size (0=any) */
,MAILSLOT_WAIT_FOREVER /* Read timeout */
,NULL);
if(rdslot==INVALID_HANDLE_VALUE) {
lprintf(LOG_ERR,"!VDD_OPEN: Error %d opening %s"
,GetLastError(),str);
retval=1;
break;
}
sprintf(str,"\\\\.\\mailslot\\sbbsexec\\rd%d",node_num);
wrslot=CreateFile(str
,GENERIC_WRITE
,FILE_SHARE_READ
,NULL
,OPEN_EXISTING
,FILE_ATTRIBUTE_NORMAL
,(HANDLE) NULL);
if(wrslot==INVALID_HANDLE_VALUE) {
lprintf(LOG_ERR,"!VDD_OPEN: Error %d opening %s"
,GetLastError(),str);
retval=2;
break;
}
if(RingBufInit(&rdbuf, RINGBUF_SIZE_IN)!=0) {
retval=3;
break;
}
sprintf(str,"sbbsexec_hungup%d",node_num);
hungup_event=OpenEvent(
EVENT_ALL_ACCESS, /* access flag */
FALSE, /* inherit flag */
str); /* pointer to event-object name */
if(hungup_event==NULL) {
lprintf(LOG_ERR,"!VDD_OPEN: Error %d opening %s"
,GetLastError(),str);
retval=4;
break;
}
sprintf(str,"sbbsexec_hangup%d",node_num);
hangup_event=OpenEvent(
EVENT_ALL_ACCESS, /* access flag */
FALSE, /* inherit flag */
str); /* pointer to event-object name */
if(hangup_event==NULL) {
lprintf(LOG_WARNING,"!VDD_OPEN: Error %d opening %s"
,GetLastError(),str);
}
status_poll=0;
inbuf_poll=0;
online_poll=0;
yields=0;
lprintf(LOG_INFO,"Yield interval: %f milliseconds", yield_interval);
if(virtualize_uart) {
lprintf(LOG_INFO,"Virtualizing UART (0x%x, IRQ %u)"
,uart_io_base, uart_irq);
IOHandlers.inb_handler = uart_rdport;
IOHandlers.outb_handler = uart_wrport;
PortRange.First=uart_io_base;
PortRange.Last=uart_io_base + UART_IO_RANGE;
VDDInstallIOHook((HANDLE)getAX(), 1, &PortRange, &IOHandlers);
interrupt_event=CreateEvent(NULL,FALSE,FALSE,NULL);
InitializeCriticalSection(&interrupt_mutex);
_beginthread(interrupt_thread, 0, NULL);
}
lprintf(LOG_DEBUG,"VDD_OPEN: Opened successfully (wrslot=%p)", wrslot);
_beginthread(input_thread, 0, NULL);
retval=0;
break;
case VDD_CLOSE:
lprintf(LOG_INFO,"VDD_CLOSE: rdbuf=%u "
"status_poll=%u inbuf_poll=%u online_poll=%u yields=%u vdd_yields=%u vdd_calls=%u"
,RingBufFull(&rdbuf),status_poll,inbuf_poll,online_poll
,yields,vdd_yields,vdd_calls);
lprintf(LOG_INFO," read=%u bytes (in %u calls)",bytes_read,reads);
lprintf(LOG_INFO," wrote=%u bytes (in %u calls)",bytes_written,writes);
if(virtualize_uart) {
lprintf(LOG_INFO,"Uninstalling Virtualizaed UART IO Hook");
VDDDeInstallIOHook((HANDLE)getAX(), 1, &PortRange);
}
CloseHandle(rdslot);
CloseHandle(wrslot);
if(hungup_event!=NULL)
CloseHandle(hungup_event);
if(hangup_event!=NULL)
CloseHandle(hangup_event);
#if 0 /* This isn't strictly necessary...
and possibly the cause of a NULL dereference in the input_thread */
RingBufDispose(&rdbuf);
#endif
status_poll=0;
retval=0;
break;
case VDD_READ:
count = getCX();
if(count != 1)
lprintf(LOG_DEBUG,"VDD_READ of %d",count);
p = (BYTE*) GetVDMPointer((ULONG)((getES() << 16)|getDI())
,count,FALSE);
retval=vdd_read(p, count);
reads++;
bytes_read+=retval;
reset_yield();
break;
case VDD_PEEK:
count = getCX();
if(count != 1)
lprintf(LOG_DEBUG,"VDD_PEEK of %d",count);
p = (BYTE*) GetVDMPointer((ULONG)((getES() << 16)|getDI())
,count,FALSE);
retval=RingBufPeek(&rdbuf,p,count);
reset_yield();
break;
case VDD_WRITE:
count = getCX();
if(count != 1)
lprintf(LOG_DEBUG,"VDD_WRITE of %d",count);
p = (BYTE*) GetVDMPointer((ULONG)((getES() << 16)|getDI())
,count,FALSE);
if(!WriteFile(wrslot,p,count,&retval,NULL)) {
lprintf(LOG_ERR,"!VDD_WRITE: WriteFile Error %d (size=%d)"
,GetLastError(),retval);
retval=0;
} else {
writes++;
bytes_written+=retval;
reset_yield();
}
break;
case VDD_STATUS:
status_poll++;
count = getCX();
if(count != sizeof(vdd_status_t)) {
lprintf(LOG_DEBUG,"!VDD_STATUS: wrong size (%d!=%d)",count,sizeof(vdd_status_t));
retval=sizeof(vdd_status_t);
break;
}
status = (vdd_status_t*) GetVDMPointer((ULONG)((getES() << 16)|getDI())
,count,FALSE);
status->inbuf_size=RINGBUF_SIZE_IN;
status->inbuf_full=RingBufFull(&rdbuf);
msgs=0;
/* OUTBUF FULL/SIZE */
if(!GetMailslotInfo(
wrslot, /* mailslot handle */
&status->outbuf_size, /* address of maximum message size */
&status->outbuf_full, /* address of size of next message */
&msgs, /* address of number of messages */
NULL /* address of read time-out */
)) {
lprintf(LOG_ERR,"!VDD_STATUS: GetMailSlotInfo(%p) failed, error %u (msgs=%u, inbuf_full=%u, inbuf_size=%u)"
,wrslot
,GetLastError(), msgs, status->inbuf_full, status->inbuf_size);
status->outbuf_full=0;
status->outbuf_size=DEFAULT_MAX_MSG_SIZE;
} else
lprintf(LOG_DEBUG,"VDD_STATUS: MailSlot maxmsgsize=%u, nextmsgsize=%u, msgs=%u"
,status->outbuf_size
,status->outbuf_full
,msgs);
if(status->outbuf_full==MAILSLOT_NO_MESSAGE)
status->outbuf_full=0;
status->outbuf_full*=msgs;
/* ONLINE */
if(WaitForSingleObject(hungup_event,0)==WAIT_OBJECT_0)
status->online=0;
else
status->online=1;
retval=0; /* success */
break;
case VDD_INBUF_PURGE:
RingBufReInit(&rdbuf);
retval=0;
break;
case VDD_OUTBUF_PURGE:
lprintf(LOG_WARNING,"!VDD_OUTBUF_PURGE: NOT IMPLEMENTED");
retval=0;
break;
case VDD_INBUF_FULL:
retval=RingBufFull(&rdbuf);
inbuf_poll++;
break;
case VDD_INBUF_SIZE:
retval=RINGBUF_SIZE_IN;
break;
case VDD_OUTBUF_FULL:
if(!GetMailslotInfo(
wrslot, /* mailslot handle */
NULL, /* address of maximum message size */
&retval, /* address of size of next message */
&msgs, /* address of number of messages */
NULL /* address of read time-out */
))
retval=0;
if(retval==MAILSLOT_NO_MESSAGE)
retval=0;
retval*=msgs;
break;
case VDD_OUTBUF_SIZE:
if(!GetMailslotInfo(
wrslot, /* mailslot handle */
&retval, /* address of maximum message size */
NULL, /* address of size of next message */
NULL, /* address of number of messages */
NULL /* address of read time-out */
))
retval=DEFAULT_MAX_MSG_SIZE;
break;
case VDD_ONLINE:
if(WaitForSingleObject(hungup_event,0)==WAIT_OBJECT_0)
retval=0;
else
retval=1;
online_poll++;
break;
case VDD_YIELD: /* forced yield */
vdd_yields++;
yield();
break;
case VDD_MAYBE_YIELD: /* yield if YieldInterval is enabled and expired */
maybe_yield();
break;
case VDD_LOAD_INI_FILE: /* Load and parse settings file */
{
FILE* fp;
char cwd[MAX_PATH+1];
/* Load exec/sbbsexec.ini first (setting default values) */
count = getCX();
p = (BYTE*)GetVDMPointer((ULONG)((getES() << 16)|getDI())
,count,FALSE);
iniFileName(ini_fname, sizeof(ini_fname), p, INI_FILENAME);
if((fp=fopen(ini_fname,"r"))!=NULL) {
ini=iniReadFile(fp);
fclose(fp);
parse_ini(ROOT_SECTION);
}
/* Load cwd/sbbsexec.ini second (over-riding default values) */
GetCurrentDirectory(sizeof(cwd),cwd);
iniFileName(ini_fname, sizeof(ini_fname), cwd, INI_FILENAME);
if((fp=fopen(ini_fname,"r"))!=NULL) {
ini=iniReadFile(fp);
fclose(fp);
parse_ini(ROOT_SECTION);
}
}
break;
case VDD_LOAD_INI_SECTION: /* Parse (program-specific) sub-section of settings file */
count = getCX();
p = (BYTE*)GetVDMPointer((ULONG)((getES() << 16)|getDI())
,count,FALSE);
parse_ini(p);
break;
case VDD_DEBUG_OUTPUT: /* Send string to debug output */
count = getCX();
p = (BYTE*)GetVDMPointer((ULONG)((getES() << 16)|getDI())
,count,FALSE);
lputs(LOG_INFO, p);
break;
case VDD_HANGUP:
hangup();
break;
default:
lprintf(LOG_ERR,"!UNKNOWN VDD_OP: %d",getBL());
break;
}
setAX((WORD)retval);
}
// Função para leitura de um mailslot. Recebe como parâmetros o handle do mailslot em questão
// e um buffer para receber a mensagem lida.
// Adapatada da função ReadSlot do MSDN:
// https://msdn.microsoft.com/en-us/library/windows/desktop/aa365785%28v=vs.85%29.aspx
BOOL ReadSlot(HANDLE hSlot, char* outStr) // Foi adicionado o parâmetro do HANDLE, para poder diferenciar
// entre os mailslots criados. Foi também adicionado um vetor
// de saída, para transportar a mensagem.
{
DWORD cbMessage, cMessage, cbRead;
BOOL fResult;
LPTSTR lpszBuffer;
TCHAR achID[80];
DWORD cAllMessages;
HANDLE hEvent;
OVERLAPPED ov;
cbMessage = cMessage = cbRead = 0;
hEvent = CreateEvent(NULL, FALSE, FALSE, TEXT("hMailSlot"));
if( NULL == hEvent )
return FALSE;
ov.Offset = 0;
ov.OffsetHigh = 0;
ov.hEvent = hEvent;
fResult = GetMailslotInfo( hSlot, // mailslot handle
(LPDWORD) NULL, // no maximum message size
&cbMessage, // size of next message
&cMessage, // number of messages
(LPDWORD) NULL); // no read time-out
if (!fResult)
{
printf("GetMailslotInfo failed with %d.\n", GetLastError());
return FALSE;
}
if (cbMessage == MAILSLOT_NO_MESSAGE)
{
printf("Waiting for a message...\n");
return TRUE;
}
cAllMessages = cMessage;
while (cMessage != 0) // retrieve all messages
{
// Create a message-number string.
StringCchPrintf((LPTSTR) achID,
80,
TEXT("\nMessage #%d of %d\n"),
cAllMessages - cMessage + 1,
cAllMessages);
// Allocate memory for the message.
lpszBuffer = (LPTSTR) GlobalAlloc(GPTR,
lstrlen((LPTSTR) achID)*sizeof(TCHAR) + cbMessage);
if( NULL == lpszBuffer )
return FALSE;
lpszBuffer[0] = '\0';
fResult = ReadFile(hSlot,
lpszBuffer,
cbMessage,
&cbRead,
&ov);
if (!fResult)
{
printf("ReadFile failed with %d.\n", GetLastError());
GlobalFree((HGLOBAL) lpszBuffer);
return FALSE;
}
// Concatenate the message and the message-number string.
StringCbCat(lpszBuffer,
lstrlen((LPTSTR) achID)*sizeof(TCHAR)+cbMessage,
(LPTSTR) achID);
// Display the message.
//_tprintf(TEXT("Contents of the mailslot: %s\n"), lpszBuffer);
strcpy_s(outStr, 100, lpszBuffer);
fResult = GetMailslotInfo(hSlot, // mailslot handle
(LPDWORD) NULL, // no maximum message size
&cbMessage, // size of next message
&cMessage, // number of messages
(LPDWORD) NULL); // no read time-out
if (!fResult)
{
printf("GetMailslotInfo failed (%d)\n", GetLastError());
return FALSE;
}
}
CloseHandle(hEvent);
return TRUE;
}
//Return FALSE if no message is available
//Return TRUE and write the output to message in case of no error.
BOOL ReadSlot(HANDLE hSlot, char* message)
{
DWORD cbMessage, cMessage, cbRead;
BOOL fResult;
LPTSTR lpszBuffer;
TCHAR achID[80];
DWORD cAllMessages;
HANDLE hEvent;
OVERLAPPED ov;
//Clear message contents
message[0] = '\0';
cbMessage = cMessage = cbRead = 0;
hEvent = CreateEvent(NULL, FALSE, FALSE, TEXT("ExampleSlot"));
if( NULL == hEvent )
return FALSE;
ov.Offset = 0;
ov.OffsetHigh = 0;
ov.hEvent = hEvent;
fResult = GetMailslotInfo( hSlot, // mailslot handle
(LPDWORD) NULL, // no maximum message size
&cbMessage, // size of next message
&cMessage, // number of messages
(LPDWORD) NULL); // no read time-out
if (!fResult)
{
std::cout << "GetMailslotInfo failed." << std::endl;
return FALSE;
}
if (cbMessage == MAILSLOT_NO_MESSAGE)
{
//std::cout << "Waiting for a message..." << std::endl;
return FALSE;
}
cAllMessages = cMessage;
if (cMessage != 0)
{
while (cMessage != 0) // retrieve all messages
{
// Allocate memory for the message.
lpszBuffer = (LPTSTR) GlobalAlloc(GPTR,
lstrlen((LPTSTR) achID)*sizeof(TCHAR) + cbMessage);
if( NULL == lpszBuffer )
return FALSE;
lpszBuffer[0] = '\0';
fResult = ReadFile(hSlot,
lpszBuffer,
cbMessage,
&cbRead,
&ov);
if (!fResult)
{
std::cout << "ReadFile failed." << std::endl;
GlobalFree((HGLOBAL) lpszBuffer);
return FALSE;
}
// Write the message.
strcpy_s(message, 1024, lpszBuffer);
//std::cout << message << std::endl;
GlobalFree((HGLOBAL) lpszBuffer);
fResult = GetMailslotInfo(hSlot, // mailslot handle
(LPDWORD) NULL, // no maximum message size
&cbMessage, // size of next message
&cMessage, // number of messages
(LPDWORD) NULL); // no read time-out
if (!fResult)
{
std::cout << "GetMailslotInfo failed." << std::endl;
return FALSE;
}
}
CloseHandle(hEvent);
return TRUE;
}
CloseHandle(hEvent);
return FALSE;
}
int msgRead(HANDLE hSlot)
{
TCHAR eventNameTCHAR[STR_SIZE];
char eventName[STR_SIZE];
DWORD cbMessage, cMessage, cbRead;
BOOL fResult;
int receivedMsg;
HANDLE hEvent;
OVERLAPPED ov;
cbMessage = cMessage = cbRead = 0;
sprintf(eventName,"%d_event",GetCurrentProcessId());
charToTCHAR(eventNameTCHAR, eventName);
hEvent = CreateEvent(NULL, FALSE, FALSE, eventNameTCHAR);
if( NULL == hEvent )
return FALSE;
ov.Offset = 0;
ov.OffsetHigh = 0;
ov.hEvent = hEvent;
fResult = GetMailslotInfo(hSlot, // mailslot handle
(LPDWORD) NULL, // no maximum message size
&cbMessage, // size of next message
&cMessage, // number of messages
(LPDWORD) NULL); // no read time-out
if (!fResult)
{
printf("GetMailslotInfo failed with %d.\n", GetLastError());
exit(0);
}
if (cbMessage == MAILSLOT_NO_MESSAGE)
{
/*no message in the mail box*/
return MSG_NO_MESSAGE;
}
/*with the way we set up the mail box, there should only be 1 message waiting*/
if(cMessage!=1)
{
printf("ERROR messaging system is not synchronized\n");
exit(0);
}
if(cbMessage!=4)
{
printf("ERROR message size is incorrect\n");
exit(0);
}
/*retrieve the message*/
fResult = ReadFile(hSlot,
&receivedMsg,
cbMessage,
&cbRead,
&ov);
if (!fResult)
{
printf("ReadFile failed with %d.\n", GetLastError());
exit(0);
}
CloseHandle(hEvent);
return receivedMsg;
}
//MailSlot of flush DNS cache Monitor
bool __fastcall FlushDNSMailSlotMonitor(
void)
{
//System security setting
std::shared_ptr<SECURITY_ATTRIBUTES> SecurityAttributes(new SECURITY_ATTRIBUTES());
std::shared_ptr<SECURITY_DESCRIPTOR> SecurityDescriptor(new SECURITY_DESCRIPTOR());
std::shared_ptr<char> ACL_Buffer(new char[PACKET_MAXSIZE]());
memset(ACL_Buffer.get(), 0, PACKET_MAXSIZE);
PSID SID_Value = nullptr;
InitializeSecurityDescriptor(SecurityDescriptor.get(), SECURITY_DESCRIPTOR_REVISION);
InitializeAcl((PACL)ACL_Buffer.get(), PACKET_MAXSIZE, ACL_REVISION);
ConvertStringSidToSidW(SID_ADMINISTRATORS_GROUP, &SID_Value);
AddAccessAllowedAce((PACL)ACL_Buffer.get(), ACL_REVISION, GENERIC_ALL, SID_Value);
SetSecurityDescriptorDacl(SecurityDescriptor.get(), true, (PACL)ACL_Buffer.get(), false);
SecurityAttributes->lpSecurityDescriptor = SecurityDescriptor.get();
SecurityAttributes->bInheritHandle = true;
//Create mailslot.
HANDLE hSlot = CreateMailslotW(MAILSLOT_NAME, PACKET_MAXSIZE - 1U, MAILSLOT_WAIT_FOREVER, SecurityAttributes.get());
if (hSlot == INVALID_HANDLE_VALUE)
{
LocalFree(SID_Value);
PrintError(LOG_ERROR_SYSTEM, L"Create mailslot error", GetLastError(), nullptr, 0);
return false;
}
ACL_Buffer.reset();
LocalFree(SID_Value);
//Initialization
BOOL Result = FALSE;
bool FlushDNS = false;
DWORD cbMessage = 0, cMessage = 0, cbRead = 0;
std::shared_ptr<wchar_t> lpszBuffer(new wchar_t[PACKET_MAXSIZE]());
wmemset(lpszBuffer.get(), 0, PACKET_MAXSIZE);
//MailSlot Monitor
for (;;)
{
cbMessage = 0;
cMessage = 0;
//Get mailslot messages.
Result = GetMailslotInfo(hSlot, nullptr, &cbMessage, &cMessage, nullptr);
if (Result == FALSE)
{
PrintError(LOG_ERROR_SYSTEM, L"Mailslot Monitor initialization error", GetLastError(), nullptr, 0);
CloseHandle(hSlot);
return false;
}
//Wait for messages.
if (cbMessage == MAILSLOT_NO_MESSAGE)
{
Sleep(LOOP_INTERVAL_TIME_MONITOR);
continue;
}
//Got messages.
FlushDNS = false;
while (cMessage > 0)
{
Result = ReadFile(hSlot, lpszBuffer.get(), cbMessage, &cbRead, nullptr);
if (Result == FALSE)
{
PrintError(LOG_ERROR_SYSTEM, L"MailSlot read messages error", GetLastError(), nullptr, 0);
CloseHandle(hSlot);
return false;
}
if (!FlushDNS && memcmp(lpszBuffer.get(), MAILSLOT_MESSAGE_FLUSH_DNS, wcslen(MAILSLOT_MESSAGE_FLUSH_DNS)) == EXIT_SUCCESS)
{
FlushDNS = true;
FlushAllDNSCache();
}
memset(lpszBuffer.get(), 0, PACKET_MAXSIZE);
//Get other mailslot messages.
Result = GetMailslotInfo(hSlot, nullptr, &cbMessage, &cMessage, nullptr);
if (Result == FALSE)
{
PrintError(LOG_ERROR_SYSTEM, L"Mailslot Monitor initialization error", GetLastError(), nullptr, 0);
CloseHandle(hSlot);
return false;
}
}
Sleep(LOOP_INTERVAL_TIME_MONITOR);
}
//Monitor terminated
CloseHandle(hSlot);
PrintError(LOG_ERROR_SYSTEM, L"MailSlot module Monitor terminated", 0, nullptr, 0);
return false;
}
BOOL UMailSlot::read(LPTSTR sMessage)
{
if (m_hObj == INVALID_HANDLE_VALUE)
return FALSE;
DWORD cbMessageBytes = 0; // Size of the message in bytes
DWORD cbBytesRead = 0; // Number of bytes read from the slot
DWORD cMessages = 0; // Number of messages in the mailslot
DWORD nMessageId = 0; // Message ID
BOOL bResult;
LPTSTR lpszBuffer; // A buffer used to store one message
/////////////////////////////////////////////////////////////////////////
// Check for the number of messages in the mailslot.
//
bResult = GetMailslotInfo(
m_hObj, // Handle of the mailslot
NULL, // No maximum message size
&cbMessageBytes, // Size of next message
&cMessages, // Number of messages
NULL); // No read time-out
if (!bResult)
{
_tprintf(_T("GetMailslotInfo failed w/err 0x%08lx\n"), GetLastError());
return FALSE;
}
if (cbMessageBytes == MAILSLOT_NO_MESSAGE)
{
// There are no new messages in the mailslot at present
_putts(_T("No new messages."));
return TRUE;
}
/////////////////////////////////////////////////////////////////////////
// Retrieve the messages one by one from the mailslot.
//
while (cMessages != 0) // If there are still un-read messages in the slot
{
nMessageId++;
// Allocate the memory for the message based on its size info,
// cbMessageBytes, which was retrieved from GetMailslotInfo.
lpszBuffer = (LPTSTR) GlobalAlloc(GPTR, cbMessageBytes);
if (NULL == lpszBuffer)
return FALSE;
bResult = ReadFile( // Read from the mailslot.
m_hObj, // Handle of the slot
lpszBuffer, // Buffer to receive data
cbMessageBytes, // Size of buffer in bytes
&cbBytesRead, // Number of bytes read
NULL); // Not overlapped I/O
if (!bResult)
{
_tprintf(_T("ReadFile failed w/err 0x%08lx\n"), GetLastError());
GlobalFree((HGLOBAL)lpszBuffer);
return FALSE;
}
// Display the message.
_tprintf(_T("Message #%ld: %s\n"), nMessageId, lpszBuffer);
GlobalFree((HGLOBAL) lpszBuffer); // Free the buffer
// Get the current number of un-read messages in the slot. The number
// may not equal the initial message number because new messages may
// arrive while we are reading the items in the slot.
bResult = GetMailslotInfo(
m_hObj, // Handle of the mailslot
NULL, // No maximum message size
&cbMessageBytes, // Size of next message
&cMessages, // Number of messages
NULL); // No read time-out
if (!bResult)
{
_tprintf(_T("GetMailslotInfo failed w/err 0x%08lx\n"), GetLastError());
return FALSE;
}
}
return TRUE;
}
static int mailslot_test(void)
{
HANDLE hSlot, hSlot2, hWriter, hWriter2;
unsigned char buffer[16];
DWORD count, dwMax, dwNext, dwMsgCount, dwTimeout;
/* sanity check on GetMailslotInfo */
dwMax = dwNext = dwMsgCount = dwTimeout = 0;
ok( !GetMailslotInfo( INVALID_HANDLE_VALUE, &dwMax, &dwNext,
&dwMsgCount, &dwTimeout ), "getmailslotinfo succeeded\n");
/* open a mailslot that doesn't exist */
hWriter = CreateFile(szmspath, GENERIC_READ|GENERIC_WRITE,
FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
ok( hWriter == INVALID_HANDLE_VALUE, "nonexistent mailslot\n");
/* open a mailslot without the right name */
hSlot = CreateMailslot( "blah", 0, 0, NULL );
ok( hSlot == INVALID_HANDLE_VALUE,
"Created mailslot with invalid name\n");
ok( GetLastError() == ERROR_INVALID_NAME,
"error should be ERROR_INVALID_NAME\n");
/* open a mailslot with a null name */
hSlot = CreateMailslot( NULL, 0, 0, NULL );
ok( hSlot == INVALID_HANDLE_VALUE,
"Created mailslot with invalid name\n");
ok( GetLastError() == ERROR_PATH_NOT_FOUND,
"error should be ERROR_PATH_NOT_FOUND\n");
/* valid open, but with wacky parameters ... then check them */
hSlot = CreateMailslot( szmspath, -1, -1, NULL );
ok( hSlot != INVALID_HANDLE_VALUE , "mailslot with valid name failed\n");
dwMax = dwNext = dwMsgCount = dwTimeout = 0;
ok( GetMailslotInfo( hSlot, &dwMax, &dwNext, &dwMsgCount, &dwTimeout ),
"getmailslotinfo failed\n");
ok( dwMax == ~0U, "dwMax incorrect\n");
ok( dwNext == MAILSLOT_NO_MESSAGE, "dwNext incorrect\n");
ok( dwMsgCount == 0, "dwMsgCount incorrect\n");
ok( dwTimeout == ~0U, "dwTimeout incorrect\n");
ok( GetMailslotInfo( hSlot, NULL, NULL, NULL, NULL ),
"getmailslotinfo failed\n");
ok( CloseHandle(hSlot), "failed to close mailslot\n");
/* now open it for real */
hSlot = CreateMailslot( szmspath, 0, 0, NULL );
ok( hSlot != INVALID_HANDLE_VALUE , "valid mailslot failed\n");
/* try and read/write to it */
count = 0;
memset(buffer, 0, sizeof buffer);
ok( !ReadFile( hSlot, buffer, sizeof buffer, &count, NULL),
"slot read\n");
ok( !WriteFile( hSlot, buffer, sizeof buffer, &count, NULL),
"slot write\n");
/* now try and openthe client, but with the wrong sharing mode */
hWriter = CreateFile(szmspath, GENERIC_READ|GENERIC_WRITE,
0, NULL, OPEN_EXISTING, 0, NULL);
ok( hWriter == INVALID_HANDLE_VALUE, "bad sharing mode\n");
ok( GetLastError() == ERROR_SHARING_VIOLATION,
"error should be ERROR_SHARING_VIOLATION\n");
/* now open the client with the correct sharing mode */
hWriter = CreateFile(szmspath, GENERIC_READ|GENERIC_WRITE,
FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
ok( hWriter != INVALID_HANDLE_VALUE, "existing mailslot\n");
/*
* opening a client should make no difference to
* whether we can read or write the mailslot
*/
ok( !ReadFile( hSlot, buffer, sizeof buffer/2, &count, NULL),
"slot read\n");
ok( !WriteFile( hSlot, buffer, sizeof buffer/2, &count, NULL),
"slot write\n");
/*
* we can't read from this client,
* but we should be able to write to it
*/
ok( !ReadFile( hWriter, buffer, sizeof buffer/2, &count, NULL),
"can read client\n");
ok( WriteFile( hWriter, buffer, sizeof buffer/2, &count, NULL),
"can't write client\n");
ok( !ReadFile( hWriter, buffer, sizeof buffer/2, &count, NULL),
"can read client\n");
/*
* seeing as there's something in the slot,
* we should be able to read it once
*/
ok( ReadFile( hSlot, buffer, sizeof buffer, &count, NULL),
"slot read\n");
ok( count == (sizeof buffer/2), "short read\n" );
/* but not again */
ok( !ReadFile( hSlot, buffer, sizeof buffer, &count, NULL),
"slot read\n");
/* now try open another writer... should fail */
hWriter2 = CreateFile(szmspath, GENERIC_READ|GENERIC_WRITE,
FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
ok( hWriter2 == INVALID_HANDLE_VALUE, "two writers\n");
/* now try open another as a reader ... also fails */
hWriter2 = CreateFile(szmspath, GENERIC_READ,
FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
ok( hWriter2 == INVALID_HANDLE_VALUE, "writer + reader\n");
/* now try open another as a writer ... still fails */
hWriter2 = CreateFile(szmspath, GENERIC_WRITE,
FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
ok( hWriter2 == INVALID_HANDLE_VALUE, "writer\n");
/* now open another one */
hSlot2 = CreateMailslot( szmspath, 0, 0, NULL );
ok( hSlot2 == INVALID_HANDLE_VALUE , "opened two mailslots\n");
/* close the client again */
ok( CloseHandle( hWriter ), "closing the client\n");
/*
* now try reopen it with slightly different permissions ...
* shared writing
*/
hWriter = CreateFile(szmspath, GENERIC_WRITE,
FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL);
ok( hWriter != INVALID_HANDLE_VALUE, "sharing writer\n");
/*
* now try open another as a writer ...
* but don't share with the first ... fail
*/
hWriter2 = CreateFile(szmspath, GENERIC_WRITE,
FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
ok( hWriter2 == INVALID_HANDLE_VALUE, "greedy writer succeeded\n");
/* now try open another as a writer ... and share with the first */
hWriter2 = CreateFile(szmspath, GENERIC_WRITE,
FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL);
ok( hWriter2 != INVALID_HANDLE_VALUE, "2nd sharing writer\n");
/* check the mailslot info */
dwMax = dwNext = dwMsgCount = dwTimeout = 0;
ok( GetMailslotInfo( hSlot, &dwMax, &dwNext, &dwMsgCount, &dwTimeout ),
"getmailslotinfo failed\n");
ok( dwNext == MAILSLOT_NO_MESSAGE, "dwNext incorrect\n");
ok( dwMax == 0, "dwMax incorrect\n");
ok( dwMsgCount == 0, "dwMsgCount incorrect\n");
ok( dwTimeout == 0, "dwTimeout incorrect\n");
/* check there's still no data */
ok( !ReadFile( hSlot, buffer, sizeof buffer, &count, NULL), "slot read\n");
/* write two messages */
buffer[0] = 'a';
ok( WriteFile( hWriter, buffer, 1, &count, NULL), "1st write failed\n");
/* check the mailslot info */
dwNext = dwMsgCount = 0;
ok( GetMailslotInfo( hSlot, NULL, &dwNext, &dwMsgCount, NULL ),
"getmailslotinfo failed\n");
ok( dwNext == 1, "dwNext incorrect\n");
ok( dwMsgCount == 1, "dwMsgCount incorrect\n");
buffer[0] = 'b';
buffer[1] = 'c';
ok( WriteFile( hWriter2, buffer, 2, &count, NULL), "2nd write failed\n");
/* check the mailslot info */
dwNext = dwMsgCount = 0;
ok( GetMailslotInfo( hSlot, NULL, &dwNext, &dwMsgCount, NULL ),
"getmailslotinfo failed\n");
ok( dwNext == 1, "dwNext incorrect\n");
todo_wine {
ok( dwMsgCount == 2, "dwMsgCount incorrect\n");
}
/* write a 3rd message with zero size */
ok( WriteFile( hWriter2, buffer, 0, &count, NULL), "3rd write failed\n");
/* check the mailslot info */
dwNext = dwMsgCount = 0;
ok( GetMailslotInfo( hSlot, NULL, &dwNext, &dwMsgCount, NULL ),
"getmailslotinfo failed\n");
ok( dwNext == 1, "dwNext incorrect\n");
todo_wine {
ok( dwMsgCount == 3, "dwMsgCount incorrect\n");
}
buffer[0]=buffer[1]=0;
/*
* then check that they come out with the correct order and size,
* then the slot is empty
*/
ok( ReadFile( hSlot, buffer, sizeof buffer, &count, NULL),
"1st slot read failed\n");
ok( count == 1, "failed to get 1st message\n");
ok( buffer[0] == 'a', "1st message wrong\n");
/* check the mailslot info */
dwNext = dwMsgCount = 0;
ok( GetMailslotInfo( hSlot, NULL, &dwNext, &dwMsgCount, NULL ),
"getmailslotinfo failed\n");
ok( dwNext == 2, "dwNext incorrect\n");
todo_wine {
ok( dwMsgCount == 2, "dwMsgCount incorrect\n");
}
/* read the second message */
ok( ReadFile( hSlot, buffer, sizeof buffer, &count, NULL),
"2nd slot read failed\n");
ok( count == 2, "failed to get 2nd message\n");
ok( ( buffer[0] == 'b' ) && ( buffer[1] == 'c' ), "2nd message wrong\n");
/* check the mailslot info */
dwNext = dwMsgCount = 0;
ok( GetMailslotInfo( hSlot, NULL, &dwNext, &dwMsgCount, NULL ),
"getmailslotinfo failed\n");
todo_wine {
ok( dwNext == 0, "dwNext incorrect\n");
ok( dwMsgCount == 1, "dwMsgCount incorrect\n");
}
/* read the 3rd (zero length) message */
todo_wine {
ok( ReadFile( hSlot, buffer, sizeof buffer, &count, NULL),
"3rd slot read failed\n");
}
ok( count == 0, "failed to get 3rd message\n");
/*
* now there should be no more messages
* check the mailslot info
*/
dwNext = dwMsgCount = 0;
ok( GetMailslotInfo( hSlot, NULL, &dwNext, &dwMsgCount, NULL ),
"getmailslotinfo failed\n");
ok( dwNext == MAILSLOT_NO_MESSAGE, "dwNext incorrect\n");
ok( dwMsgCount == 0, "dwMsgCount incorrect\n");
/* check that reads fail */
ok( !ReadFile( hSlot, buffer, sizeof buffer, &count, NULL),
"3rd slot read succeeded\n");
/* finally close the mailslot and its client */
ok( CloseHandle( hWriter2 ), "closing 2nd client\n");
ok( CloseHandle( hWriter ), "closing the client\n");
ok( CloseHandle( hSlot ), "closing the mailslot\n");
return 0;
}
DWORD WINAPI MailslotThread(LPVOID pData)
{
HANDLE hSlot; // Handle for the Mailslot
hSlot = CreateMailslot(NIFTYKB_MAILSLOT_PATH,
0, // no max msg size
MAILSLOT_WAIT_FOREVER,
(LPSECURITY_ATTRIBUTES)NULL); // default security
if (hSlot == INVALID_HANDLE_VALUE) {
ts3Functions.logMessage("Failed CreateMailslot", LogLevel_ERROR, "NiftyKb Plugin", 0);
return PLUGIN_ERROR_CREATESLOT_FAILED;
}
ts3Functions.logMessage("Mailslot Created", LogLevel_INFO, "NiftyKb Plugin", 0);
// While the plugin is running
while (pluginRunning)
{
//DWORD timerWait = MsgWaitForMultipleObjects(1, &hPttDelayTimer, FALSE, PLUGIN_THREAD_TIMEOUT, QS_ALLINPUT);
//if (timerWait == WAIT_FAILED) {
// break;
//}
//if (timerWait == WAIT_OBJECT_0) {
// PTTDelayCallback(NULL, 0, 0);
//}
DWORD messageSize, messageCount, messageBytesRead;
char *messageStr, *arg;
DWORD messageTimeout = PLUGIN_THREAD_TIMEOUT;
BOOL ok;
ok = GetMailslotInfo(hSlot,
(LPDWORD)NULL, // No max size
&messageSize,
&messageCount,
(LPDWORD)NULL);
//&messageTimeout);
if (!ok) {
DWORD err = GetLastError();
if (err == WAIT_TIMEOUT) {
continue;
}
ts3Functions.logMessage("Failed GetMailslotInfo", LogLevel_ERROR, "NiftyKb Plugin", 0);
return PLUGIN_ERROR_READ_FAILED;
}
if (messageSize == MAILSLOT_NO_MESSAGE) {
::SleepEx(5, TRUE); // allow timers to fire
continue;
}
// Retrieve message
messageStr = (LPTSTR)malloc(messageSize + 1);
ok = ReadFile(hSlot,
messageStr,
messageSize,
&messageBytesRead,
NULL); // not overlapped i/o
if (!ok || messageBytesRead == 0) {
ts3Functions.logMessage("Failed mailslot ReadFile", LogLevel_ERROR, "NiftyKb Plugin", 0);
return PLUGIN_ERROR_READ_FAILED;
}
// Separate the argument from the command
arg = strchr(messageStr, ' ');
if (arg != NULL) {
// Split the string by inserting a NULL-terminator
*arg = (char)NULL;
arg++;
}
// Parse debug string
ParseCommand(messageStr, arg);
// Free the debug string
free(messageStr);
}
return PLUGIN_ERROR_NONE;
}