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134 lines
2.1 KiB
134 lines
2.1 KiB
/*++
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Copyright (c) 1997 Microsoft Corporation
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Module Name:
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enum.cxx
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Abstract:
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General metadata utility functions.
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Author:
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Keith Moore (keithmo) 05-Feb-1997
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Revision History:
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--*/
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#include "precomp.hxx"
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#pragma hdrstop
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//
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// Private constants.
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//
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#define INITIAL_BUFFER_SIZE 64
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//
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// Private types.
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//
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//
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// Private globals.
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//
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//
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// Private prototypes.
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//
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//
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// Public functions.
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//
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HRESULT
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MdGetAllMetaData(
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IN IMSAdminBase * AdmCom,
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IN METADATA_HANDLE Handle,
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IN LPWSTR Path,
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IN DWORD Attributes,
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OUT METADATA_GETALL_RECORD ** Data,
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OUT DWORD * NumEntries
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)
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{
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HRESULT result;
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DWORD dataSet;
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DWORD bytesRequired;
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DWORD bufferLength;
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LPVOID buffer;
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bufferLength = INITIAL_BUFFER_SIZE;
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buffer = NULL;
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while( TRUE ) {
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if( buffer != NULL ) {
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MdpFreeMem( buffer );
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}
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buffer = MdpAllocMem( bufferLength );
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if( buffer == NULL ) {
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result = HRESULT_FROM_WIN32( ERROR_NOT_ENOUGH_MEMORY );
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break;
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}
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result = AdmCom->GetAllData(
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Handle,
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Path,
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Attributes,
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ALL_METADATA,
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ALL_METADATA,
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NumEntries,
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&dataSet,
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bufferLength,
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(BYTE *)buffer,
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&bytesRequired
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);
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if( SUCCEEDED(result) ) {
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break;
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}
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if( result != RETURNCODETOHRESULT( ERROR_INSUFFICIENT_BUFFER ) ) {
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break;
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}
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bufferLength = bytesRequired;
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}
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if( SUCCEEDED(result) ) {
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*Data = (METADATA_GETALL_RECORD *)buffer;
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} else if( buffer != NULL ) {
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MdpFreeMem( buffer );
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}
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return result;
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} // MdGetAllMetaData
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HRESULT
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MdFreeMetaDataBuffer(
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IN VOID * Data
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)
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{
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MdpFreeMem( Data );
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return NO_ERROR;
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} // MdFreeMetaDataBuffer
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//
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// Private functions.
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//
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