windows-nt/Source/XPSP1/NT/base/screg/sc/lib/path.cxx

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2020-09-26 03:20:57 -05:00
/*++
Copyright (c) 1992 Microsoft Corporation
Module Name:
Path.c
Abstract:
Contains image path functions:
ScIsValidImagePath
ScImagePathsMatch
Author:
John Rogers (JohnRo) 10-Apr-1992
Environment:
User Mode -Win32
Revision History:
10-Apr-1992 JohnRo
Created.
20-May-1992 JohnRo
Use CONST where possible.
--*/
#include <scpragma.h>
#include <nt.h>
#include <ntrtl.h>
#include <nturtl.h>
#include <windef.h>
#include <scdebug.h> // SC_ASSERT().
#include <sclib.h> // My prototypes.
#include <valid.h> // SERVICE_TYPE_INVALID().
#include <stdlib.h> // _wcsicmp().
#include <winsvc.h> // SERVICE_ equates.
BOOL
ScIsValidImagePath(
IN LPCWSTR ImagePathName,
IN DWORD ServiceType
)
/*++
Routine Description:
This function validates a given image path name.
It makes sure the path name is consistent with the service type.
For instance, a file name of .SYS is used for SERVICE_DRIVER only.
Arguments:
ImagePathName - Supplies the image path name to be validated.
ServiceType - Tells which kind of service the path name must be
consistent with. ServiceType must be valid.
Return Value:
TRUE - The name is valid.
FALSE - The name is invalid.
--*/
{
if (ImagePathName == NULL) {
return (FALSE); // Not valid.
} else if ( (*ImagePathName) == L'\0' ) {
return (FALSE); // Not valid.
}
SC_ASSERT( !SERVICE_TYPE_INVALID( ServiceType ) );
return TRUE;
} // ScIsValidImagePath
BOOL
ScImagePathsMatch(
IN LPCWSTR OnePath,
IN LPCWSTR TheOtherPath
)
{
SC_ASSERT( OnePath != NULL );
SC_ASSERT( TheOtherPath != NULL );
SC_ASSERT( (*OnePath) != L'\0' );
SC_ASSERT( (*TheOtherPath) != L'\0' );
if ( _wcsicmp( OnePath, TheOtherPath ) == 0 ) {
return (TRUE); // They match.
} else {
return (FALSE); // They don't match.
}
} // ScImagePathsMatch