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89 lines
1.5 KiB
89 lines
1.5 KiB
/*++
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Copyright (c) 1992 Microsoft Corporation
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Module Name:
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util.c
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Abstract:
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Contains miscellaneous utility functions used by the Service
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Controller:
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ScIsValidServiceName
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Author:
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Rita Wong (ritaw) 15-Mar-1992
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Environment:
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User Mode -Win32
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Revision History:
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11-Apr-1992 JohnRo
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Added an assertion check.
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Include <sclib.h> so compiler checks prototypes.
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20-May-1992 JohnRo
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winsvc.h and related file cleanup.
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--*/
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#include <stdlib.h>
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#include <nt.h>
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#include <ntrtl.h>
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#include <nturtl.h>
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#include <windef.h>
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#include <scdebug.h> // SC_ASSERT().
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#include <sclib.h> // My prototype.
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#include <valid.h> // MAX_SERVICE_NAME_LENGTH
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BOOL
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ScIsValidServiceName(
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IN LPCWSTR ServiceName
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)
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/*++
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Routine Description:
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This function validates a given service name. The name length
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cannot be greater than 256 characters, and must not contain any
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forward-slash, or back-slash.
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Arguments:
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ServiceName - Supplies the service name to be validated.
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Return Value:
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TRUE - The name is valid.
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FALSE - The name is invalid.
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--*/
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{
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LPCWSTR IllegalChars = L"\\/";
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DWORD NameLength;
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SC_ASSERT( ServiceName != NULL ); // Avoid memory access fault in wcslen().
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if (*ServiceName == 0) {
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return FALSE;
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}
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if ((NameLength = (DWORD) wcslen(ServiceName)) > MAX_SERVICE_NAME_LENGTH) {
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return FALSE;
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}
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if (wcscspn(ServiceName, IllegalChars) < NameLength) {
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return FALSE;
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}
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return TRUE;
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}
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