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89 lines
2.0 KiB
89 lines
2.0 KiB
/*++
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Copyright (c) 1996-1998 Microsoft Corporation
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Module Name:
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main.c
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Abstract:
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Implementation of OEMGetInfo and OEMDevMode.
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Shared by all Unidrv OEM test dll's.
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Environment:
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Windows NT Unidrv driver
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Revision History:
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04/07/97 -zhanw-
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Created it.
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--*/
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#include "pdev.h" // defined in sub-directory such as DDICMDCB, FONTCB, etc.
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DWORD gdwDrvMemPoolTag = 'meoD'; // lib.h requires this global var, for debugging
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////////////////////////////////////////////////////////
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// INTERNAL PROTOTYPES
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////////////////////////////////////////////////////////
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BOOL APIENTRY OEMGetInfo(DWORD dwInfo, PVOID pBuffer, DWORD cbSize, PDWORD pcbNeeded)
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{
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LPCSTR OEM_INFO[] = { "Bad Index",
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"OEMGI_GETSIGNATURE",
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"OEMGI_GETINTERFACEVERSION",
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"OEMGI_GETVERSION",
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};
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VERBOSE((DLLTEXT("OEMGetInfo(%s) entry.\n"), OEM_INFO[dwInfo]));
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// Validate parameters.
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if( ( (OEMGI_GETSIGNATURE != dwInfo) &&
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(OEMGI_GETINTERFACEVERSION != dwInfo) &&
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(OEMGI_GETVERSION != dwInfo) ) ||
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(NULL == pcbNeeded)
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)
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{
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ERR(("OEMGetInfo() ERROR_INVALID_PARAMETER.\r\n"));
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// Did not write any bytes.
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if(NULL != pcbNeeded)
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*pcbNeeded = 0;
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return FALSE;
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}
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// Need/wrote 4 bytes.
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*pcbNeeded = 4;
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// Validate buffer size. Minimum size is four bytes.
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if( (NULL == pBuffer) || (4 > cbSize) )
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{
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ERR(("OEMGetInfo() ERROR_INSUFFICIENT_BUFFER.\r\n"));
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return FALSE;
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}
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// Write information to buffer.
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switch(dwInfo)
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{
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case OEMGI_GETSIGNATURE:
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*(LPDWORD)pBuffer = OEM_SIGNATURE;
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break;
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case OEMGI_GETINTERFACEVERSION:
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*(LPDWORD)pBuffer = PRINTER_OEMINTF_VERSION;
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break;
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case OEMGI_GETVERSION:
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*(LPDWORD)pBuffer = OEM_VERSION;
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break;
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}
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return TRUE;
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}
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