@echo off

rem Check command-line syntax. A path w/o quotes will probably put values into %2
if "%~1"=="" goto syntax
if NOT "%~2"=="" goto syntax

if NOT exist "%1\sshd_messages.dll" goto not_present

reg query "HKLM\SYSTEM\CurrentControlSet\Services\Eventlog\Application\sshd" > NUL 2> NUL
if errorlevel 1 goto continue_install

echo The registry key:
echo.
echo HKLM\SYSTEM\CurrentControlSet\Services\Eventlog\Application\sshd
echo.
echo is already present. This may indicate that an event message file for sshd
echo is already installed. Please review the contents of the registry path above.
goto end


:continue_install
reg add "HKLM\SYSTEM\CurrentControlSet\Services\Eventlog\Application\sshd" /v EventMessageFile /t REG_SZ /d "%~f1\sshd_messages.dll" > NUL 2> NUL

echo Installed event message file registry entry successfully.
goto end


:not_present
echo The sshd_messages.dll file is not present in path specified. Please
echo double-check the path and try again.
goto end


:syntax
echo Syntax: register_sshd_messages.cmd (folder containing sshd_messages.dll)
echo.
echo Please be sure to enclose any paths containing spaces with double-quotes (").
echo Please specify only the name of the folder containing the sshd_messages.dll
echo file, and not the filename of the DLL file itself.

:end
echo.