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Implementation of EnumPrintersA, info level 4 and 5.
This commit is contained in:
Klaas van Gend
Alexandre Julliard
parent
733c124d10
commit
fdedc34872
@ -182,6 +182,42 @@ DECL_WINELIB_TYPE_AW(PRINTER_INFO_2)
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DECL_WINELIB_TYPE_AW(PPRINTER_INFO_2)
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DECL_WINELIB_TYPE_AW(LPPRINTER_INFO_2)
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typedef struct _PRINTER_INFO_4A {
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LPSTR pPrinterName;
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LPSTR pServerName;
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DWORD Attributes;
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} PRINTER_INFO_4A, *PPRINTER_INFO_4A, *LPPRINTER_INFO_4A;
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typedef struct _PRINTER_INFO_4W {
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LPWSTR pPrinterName;
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LPWSTR pServerName;
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DWORD Attributes;
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} PRINTER_INFO_4W, *PPRINTER_INFO_4W, *LPPRINTER_INFO_4W;
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DECL_WINELIB_TYPE_AW(PRINTER_INFO_4)
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DECL_WINELIB_TYPE_AW(PPRINTER_INFO_4)
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DECL_WINELIB_TYPE_AW(LPPRINTER_INFO_4)
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typedef struct _PRINTER_INFO_5A {
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LPSTR pPrinterName;
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LPSTR pPortName;
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DWORD Attributes;
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DWORD DeviceNotSelectedTimeOut;
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DWORD TransmissionRetryTimeout;
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} PRINTER_INFO_5A, *PPRINTER_INFO_5A, *LPPRINTER_INFO_5A;
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typedef struct _PRINTER_INFO_5W {
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LPWSTR pPrinterName;
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LPWSTR pPortName;
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DWORD Attributes;
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DWORD DeviceNotSelectedTimeOut;
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DWORD TransmissionRetryTimeout;
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} PRINTER_INFO_5W, *PPRINTER_INFO_5W, *LPPRINTER_INFO_5W;
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DECL_WINELIB_TYPE_AW(PRINTER_INFO_5)
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DECL_WINELIB_TYPE_AW(PPRINTER_INFO_5)
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DECL_WINELIB_TYPE_AW(LPPRINTER_INFO_5)
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#endif /* Status */
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/* DECLARATIONS */
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@ -225,6 +261,17 @@ BOOL WINAPI OpenPrinterW(LPWSTR lpPrinterName,HANDLE *phPrinter,
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BOOL WINAPI ClosePrinter (HANDLE phPrinter);
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BOOL WINAPI EnumPrintersA(DWORD dwType, LPSTR lpszName,
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DWORD dwLevel, LPBYTE lpbPrinters,
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DWORD cbBuf, LPDWORD lpdwNeeded,
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LPDWORD lpdwReturned);
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BOOL WINAPI EnumPrintersW(DWORD dwType, LPWSTR lpszName,
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DWORD dwLevel, LPBYTE lpbPrinters,
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DWORD cbBuf, LPDWORD lpdwNeeded,
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LPDWORD lpdwReturned);
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#define EnumPrinters WINELIB_NAME_AW(EnumPrinters)
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#ifdef __cplusplus
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} // extern "C"
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337
misc/printdrv.c
337
misc/printdrv.c
@ -401,19 +401,342 @@ BOOL WINAPI OpenPrinterW(LPWSTR lpPrinterName,HANDLE *phPrinter,
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return FALSE;
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}
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/******************************************************************
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* EnumPrinters32A [WINSPOOL.174]
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* ENUMPRINTERS_AddInfo4A internal
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*
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* Creates a PRINTER_INFO_4A structure at: lpbPrinters[dwNextStructPos]
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* for printer PrinterNameKey.
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* Note that there is no check whether the information really fits!
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*
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* RETURNS
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* FALSE if there is still space left in the buffer.
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*
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* BUGS:
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* This function should not exist in Win95 mode, but does anyway.
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*/
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BOOL WINAPI EnumPrintersA(DWORD dwType, LPSTR lpszName,
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DWORD dwLevel, LPBYTE lpbPrinters,
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DWORD cbBuf, LPDWORD lpdwNeeded,
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LPDWORD lpdwReturned)
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BOOL ENUMPRINTERS_AddInfo4A(
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LPSTR lpszPrinterName,/* name of printer to fill struct for*/
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LPBYTE lpbPrinters, /* buffer which receives info*/
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DWORD dwNextStructPos, /* pos in buffer for struct */
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LPDWORD dwNextStringPos, /* pos in buffer for next string */
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DWORD dwBufSize, /* max size of buffer in bytes */
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BOOL bCalcSpaceOnly /* TRUE if out-of-space in buffer */
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){
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HKEY hPrinterSettings;
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DWORD DataType;
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DWORD DataSize=8;
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char Data[8];
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DWORD* DataPointer= (DWORD*) Data;
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LPSTR lpszPrinterSettings = (LPSTR) malloc(strlen(Printers)+
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strlen(lpszPrinterName)+2);
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LPPRINTER_INFO_4A lpPInfo4 = (LPPRINTER_INFO_4A) &lpbPrinters[dwNextStructPos];
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lpPInfo4->pPrinterName = &lpbPrinters[*dwNextStringPos];
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*dwNextStringPos += strlen(lpszPrinterName)+1;
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if (*dwNextStringPos > dwBufSize)
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bCalcSpaceOnly=TRUE;
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if (bCalcSpaceOnly==FALSE)
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strcpy(lpPInfo4->pPrinterName, lpszPrinterName);
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lpPInfo4->pServerName = NULL;
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/* open the registry to find the attributes of the printer */
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if (lpszPrinterSettings!=NULL)
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{
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strcpy(lpszPrinterSettings,Printers);
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strcat(lpszPrinterSettings,lpszPrinterName);
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}
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if (RegOpenKeyExA(HKEY_LOCAL_MACHINE, lpszPrinterSettings, 0,
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KEY_READ, &hPrinterSettings) != ERROR_SUCCESS)
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{
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FIXME(print, "The registry did not contain my printer anymore?\n");
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lpPInfo4->Attributes = 0;
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}
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else
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{
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RegQueryValueExA(hPrinterSettings, "Attributes", NULL, &DataType,
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Data, &DataSize);
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if (DataType==REG_DWORD)
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lpPInfo4->Attributes = PRINTER_ATTRIBUTE_LOCAL + *DataPointer;
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}
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if (lpszPrinterSettings)
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free(lpszPrinterSettings);
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return(bCalcSpaceOnly);
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}
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/******************************************************************
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* ENUMPRINTERS_AddInfo5A internal
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*
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* Creates a PRINTER_INFO_5A structure at: lpbPrinters[dwNextStructPos]
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* for printer PrinterNameKey.
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* Settings are read from the registry.
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* Note that there is no check whether the information really fits!
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* RETURNS
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* FALSE if there is still space left in the buffer.
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*/
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BOOL ENUMPRINTERS_AddInfo5A(
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LPSTR lpszPrinterName,/* name of printer to fill struct for*/
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LPBYTE lpbPrinters, /* buffer which receives info*/
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DWORD dwNextStructPos, /* pos in buffer for struct */
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LPDWORD dwNextStringPos, /* pos in buffer for next string */
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DWORD dwBufSize, /* max size of buffer in bytes */
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BOOL bCalcSpaceOnly /* TRUE if out-of-space in buffer */
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){
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HKEY hPrinterSettings;
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DWORD DataType;
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DWORD DataSize=255;
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char Data[255];
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DWORD* DataPointer= (DWORD*) Data;
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LPSTR lpszPrinterSettings = (LPSTR) malloc(strlen(Printers)+
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strlen(lpszPrinterName)+2);
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LPPRINTER_INFO_5A lpPInfo5 = (LPPRINTER_INFO_5A) &lpbPrinters[dwNextStructPos];
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/* copy the PrinterName into the structure */
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lpPInfo5->pPrinterName = &lpbPrinters[*dwNextStringPos];
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*dwNextStringPos += strlen(lpszPrinterName)+1;
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if (*dwNextStringPos > dwBufSize)
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bCalcSpaceOnly=TRUE;
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if (bCalcSpaceOnly==FALSE)
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strcpy(lpPInfo5->pPrinterName, lpszPrinterName);
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/* open the registry to find the attributes, etc of the printer */
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if (lpszPrinterSettings!=NULL)
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{
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strcpy(lpszPrinterSettings,Printers);
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strcat(lpszPrinterSettings,lpszPrinterName);
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}
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if (RegOpenKeyExA(HKEY_LOCAL_MACHINE, lpszPrinterSettings, 0,
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KEY_READ, &hPrinterSettings) != ERROR_SUCCESS)
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{
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FIXME(print, "The registry did not contain my printer anymore?\n");
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lpPInfo5->Attributes = 0;
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lpPInfo5->pPortName = NULL;
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lpPInfo5->Attributes = 0;
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lpPInfo5->DeviceNotSelectedTimeOut =0;
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lpPInfo5->TransmissionRetryTimeout = 0;
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}
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else
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{
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RegQueryValueExA(hPrinterSettings, "Attributes", NULL, &DataType,
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Data, &DataSize);
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if (DataType==REG_DWORD)
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lpPInfo5->Attributes = PRINTER_ATTRIBUTE_LOCAL + *DataPointer;
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DataSize=255;
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RegQueryValueExA(hPrinterSettings, "txTimeout", NULL, &DataType,
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Data, &DataSize);
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if (DataType==REG_DWORD)
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lpPInfo5->DeviceNotSelectedTimeOut = *DataPointer;
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DataSize=255;
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RegQueryValueExA(hPrinterSettings, "dnsTimeout", NULL, &DataType,
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Data, &DataSize);
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if (DataType==REG_DWORD)
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lpPInfo5->TransmissionRetryTimeout = *DataPointer;
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DataSize=255;
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RegQueryValueExA(hPrinterSettings, "Port", NULL, &DataType,
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Data, &DataSize);
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lpPInfo5->pPortName = &lpbPrinters[*dwNextStringPos];
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*dwNextStringPos += DataSize+1;
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if (*dwNextStringPos > dwBufSize)
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bCalcSpaceOnly=TRUE;
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if (bCalcSpaceOnly==FALSE)
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strcpy(lpPInfo5->pPortName, Data);
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}
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if (lpszPrinterSettings)
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free(lpszPrinterSettings);
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return(bCalcSpaceOnly);
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}
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/******************************************************************
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* EnumPrintersA [WINSPOOL.174]
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*
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* Enumerates the available printers, print servers and print
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* providers, depending on the specified flags, name and level.
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*
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* RETURNS:
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*
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* If level is set to 1:
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* If level is set to 2:
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* Not implemented yet!
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* Returns TRUE with an empty list.
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*
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* If level is set to 4 (officially WinNT only):
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* Possible flags: PRINTER_ENUM_CONNECTIONS, PRINTER_ENUM_LOCAL).
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* Fast: Only the registry is queried to retrieve printer names,
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* no connection to the driver is made.
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* Returns an array of PRINTER_INFO_4 data structures in the
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* lpbPrinters buffer.
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*
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* If level is set to 5 (officially WinNT4/Win9x only):
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* Fast: Only the registry is queried to retrieve printer names,
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* no connection to the driver is made.
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* Returns an array of PRINTER_INFO_5 data structures in the
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* lpbPrinters buffer.
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*
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* If level set to 3 or 6+:
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* returns zero (faillure!)
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*
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* Returns nonzero (TRUE) on succes, or zero on faillure, use GetLastError
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* for information.
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*
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* BUGS:
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* - Only PRINTER_ENUM_LOCAL and PRINTER_ENUM_NAME are implemented.
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* - Only level 4 and 5 are implemented at the moment.
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* - 16-bit printer drivers are not enumerated.
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* - returned bytes used/needed do not match the real Windoze implementation
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*
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* NOTE:
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* - In a regular Wine installation, no registry settings for printers
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* exist, which makes this function return an empty list.
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*/
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BOOL WINAPI EnumPrintersA(
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DWORD dwType, /* Types of print objects to enumerate */
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LPSTR lpszName, /* name of objects to enumerate */
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DWORD dwLevel, /* type of printer info structure */
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LPBYTE lpbPrinters,/* buffer which receives info*/
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DWORD cbBuf, /* max size of buffer in bytes */
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LPDWORD lpdwNeeded,/* pointer to var: # bytes used/needed */
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LPDWORD lpdwReturned/* number of entries returned */
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)
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{
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FIXME(print,"Nearly empty stub\n");
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HKEY hPrinterListKey;
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DWORD dwIndex=0;
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char PrinterName[255];
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DWORD PrinterNameLength=255;
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FILETIME FileTime;
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DWORD dwNextStringPos; /* position of next space for a string in the buffer*/
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DWORD dwStructPrinterInfoSize; /* size of a Printer_Info_X structure */
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BOOL bCalcSpaceOnly=FALSE;/* if TRUE: don't store data, just calculate space*/
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TRACE(print, "EnumPrintersA\n");
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/* check for valid Flags */
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if (dwType != PRINTER_ENUM_LOCAL && dwType != PRINTER_ENUM_NAME)
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{
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SetLastError(ERROR_INVALID_FLAGS);
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return(0);
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}
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if (dwLevel == 1 || dwLevel == 2)
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return(TRUE);
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if (dwLevel != 4 && dwLevel != 5)
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{
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SetLastError(ERROR_INVALID_PARAMETER);
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return(0);
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}
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/* zero out the data area, and initialise some returns to zero,
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* to prevent problems
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*/
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{
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int i;
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for (i=0; i<cbBuf; i++)
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lpbPrinters[i]=0;
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}
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*lpdwReturned=0;
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*lpdwNeeded = 0;
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return TRUE;
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/* get a pointer to a list of all printer names in the registry */
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if (RegOpenKeyExA(HKEY_LOCAL_MACHINE, Printers, 0, KEY_READ,
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&hPrinterListKey) !=ERROR_SUCCESS)
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{
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/* Oh no! An empty list of printers!
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* (which is a valid configuration anyway)
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*/
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TRACE(print, "No entries in the Printers part of the registry\n");
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return(TRUE);
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}
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/* count the number of entries and check if it fits in the buffer
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*/
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while(RegEnumKeyExA(hPrinterListKey, dwIndex, PrinterName, &PrinterNameLength,
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NULL, NULL, NULL, &FileTime)==ERROR_SUCCESS)
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{
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PrinterNameLength=255;
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dwIndex++;
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}
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*lpdwReturned = dwIndex;
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switch(dwLevel)
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{
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case 1:
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dwStructPrinterInfoSize = sizeof(PRINTER_INFO_1A);
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break;
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case 2:
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dwStructPrinterInfoSize = sizeof(PRINTER_INFO_2A);
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break;
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case 4:
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dwStructPrinterInfoSize = sizeof(PRINTER_INFO_4A);
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break;
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case 5:
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dwStructPrinterInfoSize = sizeof(PRINTER_INFO_5A);
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break;
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default:
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dwStructPrinterInfoSize = 0;
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break;
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}
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if (dwIndex*dwStructPrinterInfoSize+1 > cbBuf)
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bCalcSpaceOnly = TRUE;
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/* the strings which contain e.g. PrinterName, PortName, etc,
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* are also stored in lpbPrinters, but after the regular structs.
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* dwNextStringPos will always point to the next free place for a
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* string.
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*/
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dwNextStringPos=(dwIndex+1)*dwStructPrinterInfoSize;
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/* check each entry: if OK, add to list in corresponding INFO .
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*/
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for(dwIndex=0; dwIndex < *lpdwReturned; dwIndex++)
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{
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PrinterNameLength=255;
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if (RegEnumKeyExA(hPrinterListKey, dwIndex, PrinterName, &PrinterNameLength,
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NULL, NULL, NULL, &FileTime)!=ERROR_SUCCESS)
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break; /* exit for loop*/
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/* check whether this printer is allowed in the list
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* by comparing name to lpszName
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*/
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if (dwType == PRINTER_ENUM_NAME)
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if (strcmp(PrinterName,lpszName)!=0)
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continue;
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switch(dwLevel)
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{
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case 1:
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/* FIXME: unimplemented */
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break;
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case 2:
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/* FIXME: unimplemented */
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break;
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case 4:
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bCalcSpaceOnly = ENUMPRINTERS_AddInfo4A(PrinterName, lpbPrinters,
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dwIndex*dwStructPrinterInfoSize,
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&dwNextStringPos, cbBuf, bCalcSpaceOnly);
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break;
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case 5:
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bCalcSpaceOnly = ENUMPRINTERS_AddInfo5A(PrinterName, lpbPrinters,
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dwIndex*dwStructPrinterInfoSize,
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&dwNextStringPos, cbBuf, bCalcSpaceOnly);
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break;
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}
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}
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RegCloseKey(hPrinterListKey);
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*lpdwNeeded = dwNextStringPos;
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if (bCalcSpaceOnly==TRUE)
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{
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int i;
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for (i=0; i<cbBuf; i++)
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lpbPrinters[i]=0;
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*lpdwReturned=0;
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}
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return(TRUE);
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}
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/******************************************************************
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