#include "precomp.h"
-BOOL WINAPI
-EnumPrintersA(DWORD Flags, LPSTR Name, DWORD Level, LPBYTE pPrinterEnum, DWORD cbBuf, LPDWORD pcbNeeded, LPDWORD pcReturned)
+static void
+_MarshallUpPrinterInfo(PBYTE pPrinterInfo, DWORD Level)
{
- return FALSE;
+ PPRINTER_INFO_1W pPrinterInfo1;
+ PPRINTER_INFO_2W pPrinterInfo2;
+
+ // Replace relative offset addresses in the output by absolute pointers.
+ if (Level == 1)
+ {
+ pPrinterInfo1 = (PPRINTER_INFO_1W)pPrinterInfo;
+
+ pPrinterInfo1->pName = (PWSTR)((ULONG_PTR)pPrinterInfo1->pName + (ULONG_PTR)pPrinterInfo1);
+ pPrinterInfo1->pDescription = (PWSTR)((ULONG_PTR)pPrinterInfo1->pDescription + (ULONG_PTR)pPrinterInfo1);
+ pPrinterInfo1->pComment = (PWSTR)((ULONG_PTR)pPrinterInfo1->pComment + (ULONG_PTR)pPrinterInfo1);
+ }
+ else if (Level == 2)
+ {
+ pPrinterInfo2 = (PPRINTER_INFO_2W)pPrinterInfo;
+
+ pPrinterInfo2->pPrinterName = (PWSTR)((ULONG_PTR)pPrinterInfo2->pPrinterName + (ULONG_PTR)pPrinterInfo2);
+ pPrinterInfo2->pShareName = (PWSTR)((ULONG_PTR)pPrinterInfo2->pShareName + (ULONG_PTR)pPrinterInfo2);
+ pPrinterInfo2->pPortName = (PWSTR)((ULONG_PTR)pPrinterInfo2->pPortName + (ULONG_PTR)pPrinterInfo2);
+ pPrinterInfo2->pDriverName = (PWSTR)((ULONG_PTR)pPrinterInfo2->pDriverName + (ULONG_PTR)pPrinterInfo2);
+ pPrinterInfo2->pComment = (PWSTR)((ULONG_PTR)pPrinterInfo2->pComment + (ULONG_PTR)pPrinterInfo2);
+ pPrinterInfo2->pLocation = (PWSTR)((ULONG_PTR)pPrinterInfo2->pLocation + (ULONG_PTR)pPrinterInfo2);
+ pPrinterInfo2->pDevMode = (PDEVMODEW)((ULONG_PTR)pPrinterInfo2->pDevMode + (ULONG_PTR)pPrinterInfo2);
+ pPrinterInfo2->pSepFile = (PWSTR)((ULONG_PTR)pPrinterInfo2->pSepFile + (ULONG_PTR)pPrinterInfo2);
+ pPrinterInfo2->pPrintProcessor = (PWSTR)((ULONG_PTR)pPrinterInfo2->pPrintProcessor + (ULONG_PTR)pPrinterInfo2);
+ pPrinterInfo2->pDatatype = (PWSTR)((ULONG_PTR)pPrinterInfo2->pDatatype + (ULONG_PTR)pPrinterInfo2);
+ pPrinterInfo2->pParameters = (PWSTR)((ULONG_PTR)pPrinterInfo2->pParameters + (ULONG_PTR)pPrinterInfo2);
+
+ if (pPrinterInfo2->pServerName)
+ pPrinterInfo2->pServerName = (PWSTR)((ULONG_PTR)pPrinterInfo2->pServerName + (ULONG_PTR)pPrinterInfo2);
+
+ if (pPrinterInfo2->pSecurityDescriptor)
+ pPrinterInfo2->pSecurityDescriptor = (PWSTR)((ULONG_PTR)pPrinterInfo2->pSecurityDescriptor + (ULONG_PTR)pPrinterInfo2);
+ }
}
-BOOL WINAPI
-EnumPrintersW(DWORD Flags, LPWSTR Name, DWORD Level, LPBYTE pPrinterEnum, DWORD cbBuf, LPDWORD pcbNeeded, LPDWORD pcReturned)
+static DWORD
+_StartDocPrinterSpooled(PSPOOLER_HANDLE pHandle, PDOC_INFO_1W pDocInfo1, PADDJOB_INFO_1W pAddJobInfo1)
{
- BOOL bReturnValue = FALSE;
+ DWORD cbNeeded;
DWORD dwErrorCode;
+ PJOB_INFO_1W pJobInfo1 = NULL;
+
+ // Create the spool file.
+ pHandle->hSPLFile = CreateFileW(pAddJobInfo1->Path, GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, CREATE_ALWAYS, 0, NULL);
+ if (pHandle->hSPLFile == INVALID_HANDLE_VALUE)
+ {
+ dwErrorCode = GetLastError();
+ ERR("CreateFileW failed for \"%S\" with error %lu!\n", pAddJobInfo1->Path, dwErrorCode);
+ goto Cleanup;
+ }
+
+ // Get the size of the job information.
+ GetJobW((HANDLE)pHandle, pAddJobInfo1->JobId, 1, NULL, 0, &cbNeeded);
+ if (GetLastError() != ERROR_INSUFFICIENT_BUFFER)
+ {
+ dwErrorCode = GetLastError();
+ ERR("GetJobW failed with error %lu!\n", dwErrorCode);
+ goto Cleanup;
+ }
+
+ // Allocate enough memory for the returned job information.
+ pJobInfo1 = HeapAlloc(hProcessHeap, 0, cbNeeded);
+ if (!pJobInfo1)
+ {
+ dwErrorCode = ERROR_NOT_ENOUGH_MEMORY;
+ ERR("HeapAlloc failed with error %lu!\n", GetLastError());
+ goto Cleanup;
+ }
+
+ // Get the job information.
+ if (!GetJobW((HANDLE)pHandle, pAddJobInfo1->JobId, 1, (PBYTE)pJobInfo1, cbNeeded, &cbNeeded))
+ {
+ dwErrorCode = GetLastError();
+ ERR("GetJobW failed with error %lu!\n", dwErrorCode);
+ goto Cleanup;
+ }
+
+ // Add our document information.
+ pJobInfo1->pDatatype = pDocInfo1->pDatatype;
+ pJobInfo1->pDocument = pDocInfo1->pDocName;
+
+ // Set the new job information.
+ if (!SetJobW((HANDLE)pHandle, pAddJobInfo1->JobId, 1, (PBYTE)pJobInfo1, 0))
+ {
+ dwErrorCode = GetLastError();
+ ERR("SetJobW failed with error %lu!\n", dwErrorCode);
+ goto Cleanup;
+ }
+
+ // We were successful!
+ pHandle->dwJobID = pAddJobInfo1->JobId;
+ dwErrorCode = ERROR_SUCCESS;
+
+Cleanup:
+ if (pJobInfo1)
+ HeapFree(hProcessHeap, 0, pJobInfo1);
+
+ return dwErrorCode;
+}
+
+static DWORD
+_StartDocPrinterWithRPC(PSPOOLER_HANDLE pHandle, PDOC_INFO_1W pDocInfo1)
+{
+ DWORD dwErrorCode;
+ WINSPOOL_DOC_INFO_CONTAINER DocInfoContainer;
+
+ DocInfoContainer.Level = 1;
+ DocInfoContainer.DocInfo.pDocInfo1 = (WINSPOOL_DOC_INFO_1*)pDocInfo1;
- // Do the RPC call
RpcTryExcept
{
- dwErrorCode = _RpcEnumPrinters(Flags, Name, Level, pPrinterEnum, cbBuf, pcbNeeded, pcReturned);
- SetLastError(dwErrorCode);
- bReturnValue = (dwErrorCode == ERROR_SUCCESS);
+ dwErrorCode = _RpcStartDocPrinter(pHandle->hPrinter, &DocInfoContainer, &pHandle->dwJobID);
}
RpcExcept(EXCEPTION_EXECUTE_HANDLER)
{
- ERR("_RpcEnumPrinters failed with exception code %lu!\n", RpcExceptionCode());
+ dwErrorCode = RpcExceptionCode();
+ ERR("_RpcStartDocPrinter failed with exception code %lu!\n", dwErrorCode);
}
RpcEndExcept;
- return bReturnValue;
+ return dwErrorCode;
}
BOOL WINAPI
ClosePrinter(HANDLE hPrinter)
{
- return FALSE;
+ DWORD dwErrorCode;
+ PSPOOLER_HANDLE pHandle = (PSPOOLER_HANDLE)hPrinter;
+
+ // Sanity checks.
+ if (!pHandle)
+ {
+ dwErrorCode = ERROR_INVALID_HANDLE;
+ goto Cleanup;
+ }
+
+ // Do the RPC call.
+ RpcTryExcept
+ {
+ dwErrorCode = _RpcClosePrinter(pHandle->hPrinter);
+ }
+ RpcExcept(EXCEPTION_EXECUTE_HANDLER)
+ {
+ dwErrorCode = RpcExceptionCode();
+ ERR("_RpcClosePrinter failed with exception code %lu!\n", dwErrorCode);
+ }
+ RpcEndExcept;
+
+ // Close any open file handle.
+ if (pHandle->hSPLFile != INVALID_HANDLE_VALUE)
+ CloseHandle(pHandle->hSPLFile);
+
+ // Free the memory for the handle.
+ HeapFree(hProcessHeap, 0, pHandle);
+
+Cleanup:
+ SetLastError(dwErrorCode);
+ return (dwErrorCode == ERROR_SUCCESS);
+
}
DWORD WINAPI
BOOL WINAPI
EndDocPrinter(HANDLE hPrinter)
{
- return FALSE;
+ DWORD dwErrorCode;
+ PSPOOLER_HANDLE pHandle = (PSPOOLER_HANDLE)hPrinter;
+
+ // Sanity checks.
+ if (!pHandle)
+ {
+ dwErrorCode = ERROR_INVALID_HANDLE;
+ goto Cleanup;
+ }
+
+ if (pHandle->hSPLFile != INVALID_HANDLE_VALUE)
+ {
+ // For spooled jobs, the document is finished by calling _RpcScheduleJob.
+ RpcTryExcept
+ {
+ dwErrorCode = _RpcScheduleJob(pHandle->hPrinter, pHandle->dwJobID);
+ }
+ RpcExcept(EXCEPTION_EXECUTE_HANDLER)
+ {
+ dwErrorCode = RpcExceptionCode();
+ ERR("_RpcScheduleJob failed with exception code %lu!\n", dwErrorCode);
+ }
+ RpcEndExcept;
+
+ // Close the spool file handle.
+ CloseHandle(pHandle->hSPLFile);
+ }
+ else
+ {
+ // In all other cases, just call _RpcEndDocPrinter.
+ RpcTryExcept
+ {
+ dwErrorCode = _RpcEndDocPrinter(pHandle->hPrinter);
+ }
+ RpcExcept(EXCEPTION_EXECUTE_HANDLER)
+ {
+ dwErrorCode = RpcExceptionCode();
+ ERR("_RpcEndDocPrinter failed with exception code %lu!\n", dwErrorCode);
+ }
+ RpcEndExcept;
+ }
+
+ // A new document can now be started again.
+ pHandle->bStartedDoc = FALSE;
+
+Cleanup:
+ SetLastError(dwErrorCode);
+ return (dwErrorCode == ERROR_SUCCESS);
}
BOOL WINAPI
EndPagePrinter(HANDLE hPrinter)
+{
+ DWORD dwErrorCode;
+ PSPOOLER_HANDLE pHandle = (PSPOOLER_HANDLE)hPrinter;
+
+ // Sanity checks.
+ if (!pHandle)
+ {
+ dwErrorCode = ERROR_INVALID_HANDLE;
+ goto Cleanup;
+ }
+
+ if (pHandle->hSPLFile != INVALID_HANDLE_VALUE)
+ {
+ // For spooled jobs, we don't need to do anything.
+ dwErrorCode = ERROR_SUCCESS;
+ }
+ else
+ {
+ // In all other cases, just call _RpcEndPagePrinter.
+ RpcTryExcept
+ {
+ dwErrorCode = _RpcEndPagePrinter(pHandle->hPrinter);
+ }
+ RpcExcept(EXCEPTION_EXECUTE_HANDLER)
+ {
+ dwErrorCode = RpcExceptionCode();
+ ERR("_RpcEndPagePrinter failed with exception code %lu!\n", dwErrorCode);
+ }
+ RpcEndExcept;
+ }
+
+Cleanup:
+ SetLastError(dwErrorCode);
+ return (dwErrorCode == ERROR_SUCCESS);
+}
+
+BOOL WINAPI
+EnumPrintersA(DWORD Flags, PSTR Name, DWORD Level, PBYTE pPrinterEnum, DWORD cbBuf, PDWORD pcbNeeded, PDWORD pcReturned)
{
return FALSE;
}
+BOOL WINAPI
+EnumPrintersW(DWORD Flags, PWSTR Name, DWORD Level, PBYTE pPrinterEnum, DWORD cbBuf, PDWORD pcbNeeded, PDWORD pcReturned)
+{
+ DWORD dwErrorCode;
+ DWORD i;
+ PBYTE p = pPrinterEnum;
+
+ // Do the RPC call
+ RpcTryExcept
+ {
+ dwErrorCode = _RpcEnumPrinters(Flags, Name, Level, pPrinterEnum, cbBuf, pcbNeeded, pcReturned);
+ }
+ RpcExcept(EXCEPTION_EXECUTE_HANDLER)
+ {
+ dwErrorCode = RpcExceptionCode();
+ ERR("_RpcEnumPrinters failed with exception code %lu!\n", dwErrorCode);
+ }
+ RpcEndExcept;
+
+ if (dwErrorCode == ERROR_SUCCESS)
+ {
+ // Replace relative offset addresses in the output by absolute pointers.
+ for (i = 0; i < *pcReturned; i++)
+ {
+ _MarshallUpPrinterInfo(p, Level);
+
+ if (Level == 1)
+ p += sizeof(PRINTER_INFO_1W);
+ else if (Level == 2)
+ p += sizeof(PRINTER_INFO_2W);
+ }
+ }
+
+ SetLastError(dwErrorCode);
+ return (dwErrorCode == ERROR_SUCCESS);
+}
+
BOOL WINAPI
GetDefaultPrinterA(LPSTR pszBuffer, LPDWORD pcchBuffer)
{
// Convert pPrinterName to a Unicode string pwszPrinterName
StringLength = strlen(pPrinterName) + 1;
- pwszPrinterName = HeapAlloc(GetProcessHeap(), 0, StringLength * sizeof(WCHAR));
+ pwszPrinterName = HeapAlloc(hProcessHeap, 0, StringLength * sizeof(WCHAR));
if (!pwszPrinterName)
{
ERR("HeapAlloc failed for pwszPrinterName with last error %lu!\n", GetLastError());
// Convert pDefault->pDatatype to a Unicode string pwszDatatype that later becomes wDefault.pDatatype
StringLength = strlen(pDefault->pDatatype) + 1;
- pwszDatatype = HeapAlloc(GetProcessHeap(), 0, StringLength * sizeof(WCHAR));
+ pwszDatatype = HeapAlloc(hProcessHeap, 0, StringLength * sizeof(WCHAR));
if (!pwszDatatype)
{
ERR("HeapAlloc failed for pwszDatatype with last error %lu!\n", GetLastError());
Cleanup:
if (wDefault.pDevMode)
- HeapFree(GetProcessHeap(), 0, wDefault.pDevMode);
+ HeapFree(hProcessHeap, 0, wDefault.pDevMode);
if (pwszPrinterName)
- HeapFree(GetProcessHeap(), 0, pwszPrinterName);
+ HeapFree(hProcessHeap, 0, pwszPrinterName);
if (pwszDatatype)
- HeapFree(GetProcessHeap(), 0, pwszDatatype);
+ HeapFree(hProcessHeap, 0, pwszDatatype);
return bReturnValue;
}
BOOL WINAPI
OpenPrinterW(LPWSTR pPrinterName, LPHANDLE phPrinter, LPPRINTER_DEFAULTSW pDefault)
{
- BOOL bReturnValue = FALSE;
DWORD dwErrorCode;
+ HANDLE hPrinter;
+ PSPOOLER_HANDLE pHandle;
PWSTR pDatatype = NULL;
- WINSPOOL_DEVMODE_CONTAINER DevModeContainer;
- WINSPOOL_DEVMODE_CONTAINER* pDevModeContainer = NULL;
+ WINSPOOL_DEVMODE_CONTAINER DevModeContainer = { 0 };
ACCESS_MASK AccessRequired = 0;
// Prepare the additional parameters in the format required by _RpcOpenPrinter
pDatatype = pDefault->pDatatype;
DevModeContainer.cbBuf = sizeof(DEVMODEW);
DevModeContainer.pDevMode = (BYTE*)pDefault->pDevMode;
- pDevModeContainer = &DevModeContainer;
AccessRequired = pDefault->DesiredAccess;
}
// Do the RPC call
RpcTryExcept
{
- dwErrorCode = _RpcOpenPrinter(pPrinterName, phPrinter, pDatatype, pDevModeContainer, AccessRequired);
- SetLastError(dwErrorCode);
- bReturnValue = (dwErrorCode == ERROR_SUCCESS);
+ dwErrorCode = _RpcOpenPrinter(pPrinterName, &hPrinter, pDatatype, &DevModeContainer, AccessRequired);
}
RpcExcept(EXCEPTION_EXECUTE_HANDLER)
{
- ERR("_RpcOpenPrinter failed with exception code %lu!\n", RpcExceptionCode());
+ dwErrorCode = RpcExceptionCode();
+ ERR("_RpcOpenPrinter failed with exception code %lu!\n", dwErrorCode);
}
RpcEndExcept;
- return bReturnValue;
+ if (dwErrorCode == ERROR_SUCCESS)
+ {
+ // Create a new SPOOLER_HANDLE structure.
+ pHandle = HeapAlloc(hProcessHeap, HEAP_ZERO_MEMORY, sizeof(SPOOLER_HANDLE));
+ if (!pHandle)
+ {
+ dwErrorCode = ERROR_NOT_ENOUGH_MEMORY;
+ ERR("HeapAlloc failed with error %lu!\n", GetLastError());
+ goto Cleanup;
+ }
+
+ pHandle->hPrinter = hPrinter;
+ pHandle->hSPLFile = INVALID_HANDLE_VALUE;
+
+ // Return it as phPrinter.
+ *phPrinter = (HANDLE)pHandle;
+ }
+
+Cleanup:
+ SetLastError(dwErrorCode);
+ return (dwErrorCode == ERROR_SUCCESS);
}
BOOL WINAPI
ReadPrinter(HANDLE hPrinter, PVOID pBuf, DWORD cbBuf, PDWORD pNoBytesRead)
{
- return FALSE;
+ DWORD dwErrorCode;
+ PSPOOLER_HANDLE pHandle = (PSPOOLER_HANDLE)hPrinter;
+
+ // Sanity checks.
+ if (!pHandle)
+ {
+ dwErrorCode = ERROR_INVALID_HANDLE;
+ goto Cleanup;
+ }
+
+ // Do the RPC call
+ RpcTryExcept
+ {
+ dwErrorCode = _RpcReadPrinter(pHandle->hPrinter, pBuf, cbBuf, pNoBytesRead);
+ }
+ RpcExcept(EXCEPTION_EXECUTE_HANDLER)
+ {
+ dwErrorCode = RpcExceptionCode();
+ ERR("_RpcReadPrinter failed with exception code %lu!\n", dwErrorCode);
+ }
+ RpcEndExcept;
+
+Cleanup:
+ SetLastError(dwErrorCode);
+ return (dwErrorCode == ERROR_SUCCESS);
}
DWORD WINAPI
-StartDocPrinterW(HANDLE hPrinter, DWORD Level, LPBYTE pDocInfo)
+StartDocPrinterW(HANDLE hPrinter, DWORD Level, PBYTE pDocInfo)
{
- return 0;
+ DWORD cbAddJobInfo1;
+ DWORD cbNeeded;
+ DWORD dwErrorCode;
+ PADDJOB_INFO_1W pAddJobInfo1 = NULL;
+ PDOC_INFO_1W pDocInfo1 = (PDOC_INFO_1W)pDocInfo;
+ PSPOOLER_HANDLE pHandle = (PSPOOLER_HANDLE)hPrinter;
+
+ // Sanity checks.
+ if (!pHandle)
+ {
+ dwErrorCode = ERROR_INVALID_HANDLE;
+ goto Cleanup;
+ }
+
+ if (!pDocInfo1)
+ {
+ dwErrorCode = ERROR_INVALID_PARAMETER;
+ goto Cleanup;
+ }
+
+ if (Level != 1)
+ {
+ dwErrorCode = ERROR_INVALID_LEVEL;
+ goto Cleanup;
+ }
+
+ if (pHandle->bStartedDoc)
+ {
+ dwErrorCode = ERROR_INVALID_PRINTER_STATE;
+ goto Cleanup;
+ }
+
+ // Check if we want to redirect output into a file.
+ if (pDocInfo1->pOutputFile)
+ {
+ // Do a StartDocPrinter RPC call in this case.
+ dwErrorCode = _StartDocPrinterWithRPC(pHandle, pDocInfo1);
+ }
+ else
+ {
+ // Allocate memory for the ADDJOB_INFO_1W structure and a path.
+ cbAddJobInfo1 = sizeof(ADDJOB_INFO_1W) + MAX_PATH * sizeof(WCHAR);
+ pAddJobInfo1 = HeapAlloc(hProcessHeap, 0, cbAddJobInfo1);
+ if (!pAddJobInfo1)
+ {
+ dwErrorCode = ERROR_NOT_ENOUGH_MEMORY;
+ ERR("HeapAlloc failed with error %lu!\n", GetLastError());
+ goto Cleanup;
+ }
+
+ // Try to add a new job.
+ // This only succeeds if the printer is set to do spooled printing.
+ if (AddJobW((HANDLE)pHandle, 1, (PBYTE)pAddJobInfo1, cbAddJobInfo1, &cbNeeded))
+ {
+ // Do spooled printing.
+ dwErrorCode = _StartDocPrinterSpooled(pHandle, pDocInfo1, pAddJobInfo1);
+ }
+ else if (GetLastError() == ERROR_INVALID_ACCESS)
+ {
+ // ERROR_INVALID_ACCESS is returned when the printer is set to do direct printing.
+ // In this case, we do a StartDocPrinter RPC call.
+ dwErrorCode = _StartDocPrinterWithRPC(pHandle, pDocInfo1);
+ }
+ else
+ {
+ dwErrorCode = GetLastError();
+ ERR("AddJobW failed with error %lu!\n", dwErrorCode);
+ goto Cleanup;
+ }
+ }
+
+ if (dwErrorCode == ERROR_SUCCESS)
+ pHandle->bStartedDoc = TRUE;
+
+Cleanup:
+ if (pAddJobInfo1)
+ HeapFree(hProcessHeap, 0, pAddJobInfo1);
+
+ SetLastError(dwErrorCode);
+ return pHandle->dwJobID;
}
BOOL WINAPI
StartPagePrinter(HANDLE hPrinter)
{
- return FALSE;
+ DWORD dwErrorCode;
+ PSPOOLER_HANDLE pHandle = (PSPOOLER_HANDLE)hPrinter;
+
+ // Sanity checks.
+ if (!pHandle)
+ {
+ dwErrorCode = ERROR_INVALID_HANDLE;
+ goto Cleanup;
+ }
+
+ // Do the RPC call
+ RpcTryExcept
+ {
+ dwErrorCode = _RpcStartPagePrinter(pHandle->hPrinter);
+ }
+ RpcExcept(EXCEPTION_EXECUTE_HANDLER)
+ {
+ dwErrorCode = RpcExceptionCode();
+ ERR("_RpcStartPagePrinter failed with exception code %lu!\n", dwErrorCode);
+ }
+ RpcEndExcept;
+
+Cleanup:
+ SetLastError(dwErrorCode);
+ return (dwErrorCode == ERROR_SUCCESS);
}
BOOL WINAPI
-WritePrinter(HANDLE hPrinter, LPVOID pBuf, DWORD cbBuf, LPDWORD pcWritten)
+WritePrinter(HANDLE hPrinter, PVOID pBuf, DWORD cbBuf, PDWORD pcWritten)
{
- return FALSE;
+ DWORD dwErrorCode;
+ PSPOOLER_HANDLE pHandle = (PSPOOLER_HANDLE)hPrinter;
+
+ // Sanity checks.
+ if (!pHandle)
+ {
+ dwErrorCode = ERROR_INVALID_HANDLE;
+ goto Cleanup;
+ }
+
+ if (!pHandle->bStartedDoc)
+ {
+ dwErrorCode = ERROR_SPL_NO_STARTDOC;
+ goto Cleanup;
+ }
+
+ if (pHandle->hSPLFile != INVALID_HANDLE_VALUE)
+ {
+ // Write to the spool file. This doesn't need an RPC request.
+ if (!WriteFile(pHandle->hSPLFile, pBuf, cbBuf, pcWritten, NULL))
+ {
+ dwErrorCode = GetLastError();
+ ERR("WriteFile failed with error %lu!\n", dwErrorCode);
+ goto Cleanup;
+ }
+
+ dwErrorCode = ERROR_SUCCESS;
+ }
+ else
+ {
+ // TODO: This case (for direct printing or remote printing) has bad performance if multiple small-sized WritePrinter calls are performed.
+ // We may increase performance by writing into a buffer and only doing a single RPC call when the buffer is full.
+
+ // Do the RPC call
+ RpcTryExcept
+ {
+ dwErrorCode = _RpcWritePrinter(pHandle->hPrinter, pBuf, cbBuf, pcWritten);
+ }
+ RpcExcept(EXCEPTION_EXECUTE_HANDLER)
+ {
+ dwErrorCode = RpcExceptionCode();
+ ERR("_RpcWritePrinter failed with exception code %lu!\n", dwErrorCode);
+ }
+ RpcEndExcept;
+ }
+
+Cleanup:
+ SetLastError(dwErrorCode);
+ return (dwErrorCode == ERROR_SUCCESS);
}
BOOL WINAPI