windows-nt/Source/XPSP1/NT/windows/appcompat/shims/specific/timeslips.cpp

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2020-09-26 03:20:57 -05:00
/*++
Copyright (c) 2000 Microsoft Corporation
Module Name:
TimeSlip.cpp
Abstract:
Convert the command line to use short path names for both the app and the first (and only) argument.
Example:
C:\program files\accessories\wordpad.exe c:\program files\some app\some data.txt
C:\Progra~1\access~1\wordpad.exe C:\Progra~1\someap~1\someda~1.txt
Created:
01/23/2001 robkenny Created
03/13/2001 robkenny Converted to CString
--*/
#include "precomp.h"
IMPLEMENT_SHIM_BEGIN(TimeSlips)
#include "ShimHookMacro.h"
APIHOOK_ENUM_BEGIN
APIHOOK_ENUM_ENTRY(GetCommandLineA)
APIHOOK_ENUM_END
char * g_lpCommandLine = NULL;
/*++
Convert the application name to the short path to remove any spaces.
--*/
LPSTR
APIHOOK(GetCommandLineA)(
void
)
{
if (g_lpCommandLine == NULL)
{
LPSTR lpszOldCmdLine = ORIGINAL_API(GetCommandLineA)();
AppAndCommandLine appCmdLine(NULL, lpszOldCmdLine);
CString csArg1 = appCmdLine.GetCommandlineNoAppName();
csArg1.GetShortPathNameW();
CString csCL = appCmdLine.GetApplicationName();
csCL.GetShortPathNameW();
csCL += L" ";
csCL += csArg1;
if (csCL.IsEmpty())
{
// We didn't change the CL, use the system value.
g_lpCommandLine = lpszOldCmdLine;
}
else
{
g_lpCommandLine = csCL.ReleaseAnsi();
LOGN(
eDbgLevelError,
"[GetCommandLineA] Changed \"%s\" to \"%s\".",
lpszOldCmdLine, g_lpCommandLine);
}
}
return g_lpCommandLine;
}
/*++
Register hooked functions
--*/
HOOK_BEGIN
APIHOOK_ENTRY(KERNEL32.DLL, GetCommandLineA)
HOOK_END
IMPLEMENT_SHIM_END