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139 lines
3.7 KiB
139 lines
3.7 KiB
/*++
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Copyright (c) 1992 Microsoft Corporation
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Module Name:
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ConfNum.c
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Abstract:
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Return number of keywords for a given section of the config data.
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Author:
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John Rogers (JohnRo) 30-Jan-1992
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Environment:
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User Mode - Win32
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Revision History:
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30-Jan-1992 JohnRo
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Created.
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13-Feb-1992 JohnRo
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Added support for using the real Win32 registry.
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06-Mar-1992 JohnRo
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Fixed NT RTL version.
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12-Mar-1992 JohnRo
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Fixed bug in Win32 version (was using wrong variable).
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20-Mar-1992 JohnRo
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Update to DaveGi's proposed WinReg API changes.
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05-Jun-1992 JohnRo
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Winreg title index parm is defunct.
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Use PREFIX_ equates.
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--*/
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// These must be included first:
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#include <nt.h> // NT definitions (temporary)
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#include <ntrtl.h> // NT Rtl structure definitions (temporary)
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#include <nturtl.h> // NT Rtl structures (temporary)
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#include <windows.h> // Needed by <configp.h> and <winreg.h>
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#include <lmcons.h> // NET_API_STATUS, etc.
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// These may be included in any order:
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#include <config.h> // LPNET_CONFIG_HANDLE, Netp config routines.
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#include <configp.h> // private config stuff.
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#include <debuglib.h> // IF_DEBUG().
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#include <netdebug.h> // NetpKdPrint(()), etc.
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#include <prefix.h> // PREFIX_ equates.
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#include <strarray.h> // NetpTStrArrayEntryCount().
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#include <winerror.h> // ERROR_ equates, NO_ERROR.
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#include <winreg.h> // RegQueryKey(), etc.
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NET_API_STATUS
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NetpNumberOfConfigKeywords (
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IN LPNET_CONFIG_HANDLE ConfigHandle,
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OUT LPDWORD CountPtr
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)
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{
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NET_API_STATUS ApiStatus;
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DWORD Count;
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NET_CONFIG_HANDLE * lpnetHandle = ConfigHandle; // Conv from opaque type.
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if (CountPtr == NULL) {
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return (ERROR_INVALID_PARAMETER);
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}
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*CountPtr = 0; // Don't confuse caller on error.
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if (lpnetHandle == NULL) {
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return (ERROR_INVALID_PARAMETER);
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}
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{
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LONG Error;
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TCHAR ClassName[ MAX_CLASS_NAME_LENGTH ];
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DWORD ClassNameLength;
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DWORD NumberOfSubKeys;
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DWORD MaxSubKeyLength;
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DWORD MaxClassLength;
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DWORD NumberOfValues;
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DWORD MaxValueNameLength;
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DWORD MaxValueDataLength;
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DWORD SecurityDescriptorSize;
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FILETIME LastWriteTime;
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ClassNameLength = MAX_CLASS_NAME_LENGTH;
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Error = RegQueryInfoKey(
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lpnetHandle->WinRegKey,
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ClassName,
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&ClassNameLength,
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NULL, // reserved
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&NumberOfSubKeys,
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&MaxSubKeyLength,
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&MaxClassLength,
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&NumberOfValues,
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&MaxValueNameLength,
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&MaxValueDataLength,
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#ifndef REG_FILETIME
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&SecurityDescriptorSize,
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#endif
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&LastWriteTime
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);
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IF_DEBUG(CONFIG) {
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NetpKdPrint(( PREFIX_NETLIB
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"NetpNumberOfConfigKeywords: RegQueryInfoKey ret "
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FORMAT_LONG "; " FORMAT_DWORD " values and " FORMAT_DWORD
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" subkeys.\n", Error, NumberOfValues, NumberOfSubKeys ));
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}
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if (Error != ERROR_SUCCESS) {
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NetpAssert( Error == ERROR_SUCCESS );
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return (Error);
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}
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NetpAssert( NumberOfSubKeys == 0 );
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Count = NumberOfValues;
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ApiStatus = NO_ERROR;
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}
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*CountPtr = Count;
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IF_DEBUG(CONFIG) {
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NetpKdPrint(( PREFIX_NETLIB
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"NetpNumberOfConfigKeywords: returning " FORMAT_DWORD
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" for number of keywords.\n", Count ));
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}
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return (ApiStatus);
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}
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