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#include "quickstarter.hxx"
#ifdef _MSC_VER
#pragma warning(push, 1) /* disable warnings within system headers */
#endif
#include <psapi.h>
#ifdef _MSC_VER
#pragma warning(pop)
#endif
#include <tlhelp32.h>
#include <malloc.h>
std::string GetOfficeInstallationPath(MSIHANDLE handle)
{
std::string progpath;
DWORD sz = 0;
LPTSTR dummy = TEXT("");
if (MsiGetProperty(handle, TEXT("OFFICEINSTALLLOCATION"), dummy, &sz) == ERROR_MORE_DATA)
{
sz++; // space for the final '\0'
DWORD nbytes = sz * sizeof(TCHAR);
LPTSTR buff = reinterpret_cast<LPTSTR>(_alloca(nbytes));
ZeroMemory(buff, nbytes);
MsiGetProperty(handle, TEXT("OFFICEINSTALLLOCATION"), buff, &sz);
progpath = buff;
}
return progpath;
}
std::string GetOfficeProductName(MSIHANDLE handle)
{
std::string productname;
DWORD sz = 0;
LPTSTR dummy = TEXT("");
if (MsiGetProperty(handle, TEXT("ProductName"), dummy, &sz) == ERROR_MORE_DATA)
{
sz++; // space for the final '\0'
DWORD nbytes = sz * sizeof(TCHAR);
LPTSTR buff = reinterpret_cast<LPTSTR>(_alloca(nbytes));
ZeroMemory(buff, nbytes);
MsiGetProperty(handle, TEXT("ProductName"), buff, &sz);
productname = buff;
}
return productname;
}
std::string GetQuickstarterLinkName(MSIHANDLE handle)
{
std::string quickstarterlinkname;
DWORD sz = 0;
LPTSTR dummy = TEXT("");
if (MsiGetProperty(handle, TEXT("Quickstarterlinkname"), dummy, &sz) == ERROR_MORE_DATA)
{
sz++; // space for the final '\0'
DWORD nbytes = sz * sizeof(TCHAR);
LPTSTR buff = reinterpret_cast<LPTSTR>(_alloca(nbytes));
ZeroMemory(buff, nbytes);
MsiGetProperty(handle, TEXT("Quickstarterlinkname"), buff, &sz);
quickstarterlinkname = buff;
}
else if (MsiGetProperty(handle, TEXT("ProductName"), dummy, &sz) == ERROR_MORE_DATA)
{
sz++; // space for the final '\0'
DWORD nbytes = sz * sizeof(TCHAR);
LPTSTR buff = reinterpret_cast<LPTSTR>(_alloca(nbytes));
ZeroMemory(buff, nbytes);
MsiGetProperty(handle, TEXT("ProductName"), buff, &sz);
quickstarterlinkname = buff;
}
return quickstarterlinkname;
}
inline bool IsValidHandle( HANDLE handle )
{
return NULL != handle && INVALID_HANDLE_VALUE != handle;
}
static HANDLE WINAPI _CreateToolhelp32Snapshot( DWORD dwFlags, DWORD th32ProcessID )
{
typedef HANDLE (WINAPI *FN_PROC)( DWORD dwFlags, DWORD th32ProcessID );
static FN_PROC lpProc = NULL;
HANDLE hSnapshot = NULL;
if ( !lpProc )
{
HMODULE hLibrary = GetModuleHandle("KERNEL32.DLL");
if ( hLibrary )
lpProc = reinterpret_cast< FN_PROC >(GetProcAddress( hLibrary, "CreateToolhelp32Snapshot" ));
}
if ( lpProc )
hSnapshot = lpProc( dwFlags, th32ProcessID );
return hSnapshot;
}
static BOOL WINAPI _Process32First( HANDLE hSnapshot, PROCESSENTRY32 *lppe32 )
{
typedef BOOL (WINAPI *FN_PROC)( HANDLE hSnapshot, PROCESSENTRY32 *lppe32 );
static FN_PROC lpProc = NULL;
BOOL fSuccess = FALSE;
if ( !lpProc )
{
HMODULE hLibrary = GetModuleHandle("KERNEL32.DLL");
if ( hLibrary )
lpProc = reinterpret_cast< FN_PROC >(GetProcAddress( hLibrary, "Process32First" ));
}
if ( lpProc )
fSuccess = lpProc( hSnapshot, lppe32 );
return fSuccess;
}
static BOOL WINAPI _Process32Next( HANDLE hSnapshot, PROCESSENTRY32 *lppe32 )
{
typedef BOOL (WINAPI *FN_PROC)( HANDLE hSnapshot, PROCESSENTRY32 *lppe32 );
static FN_PROC lpProc = NULL;
BOOL fSuccess = FALSE;
if ( !lpProc )
{
HMODULE hLibrary = GetModuleHandle("KERNEL32.DLL");
if ( hLibrary )
lpProc = reinterpret_cast< FN_PROC >(GetProcAddress( hLibrary, "Process32Next" ));
}
if ( lpProc )
fSuccess = lpProc( hSnapshot, lppe32 );
return fSuccess;
}
static std::string GetProcessImagePath_9x( DWORD dwProcessId )
{
std::string sImagePath;
HANDLE hSnapshot = _CreateToolhelp32Snapshot( TH32CS_SNAPPROCESS, 0 );
if ( IsValidHandle( hSnapshot ) )
{
PROCESSENTRY32 pe32 = { 0 };
pe32.dwSize = sizeof(PROCESSENTRY32);
BOOL fSuccess = _Process32First( hSnapshot, &pe32 );
bool found = false;
while ( !found && fSuccess )
{
if ( pe32.th32ProcessID == dwProcessId )
{
found = true;
sImagePath = pe32.szExeFile;
}
if ( !found )
fSuccess = _Process32Next( hSnapshot, &pe32 );
}
CloseHandle( hSnapshot );
}
return sImagePath;
}
static DWORD WINAPI _GetModuleFileNameExA( HANDLE hProcess, HMODULE hModule, LPSTR lpFileName, DWORD nSize )
{
typedef DWORD (WINAPI *FN_PROC)( HANDLE hProcess, HMODULE hModule, LPSTR lpFileName, DWORD nSize );
static FN_PROC lpProc = NULL;
if ( !lpProc )
{
HMODULE hLibrary = LoadLibrary("PSAPI.DLL");
if ( hLibrary )
lpProc = reinterpret_cast< FN_PROC >(GetProcAddress( hLibrary, "GetModuleFileNameExA" ));
}
if ( lpProc )
return lpProc( hProcess, hModule, lpFileName, nSize );
return 0;
}
static std::string GetProcessImagePath_NT( DWORD dwProcessId )
{
std::string sImagePath;
HANDLE hProcess = OpenProcess( PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, dwProcessId );
if ( IsValidHandle( hProcess ) )
{
CHAR szPathBuffer[MAX_PATH] = "";
if ( _GetModuleFileNameExA( hProcess, NULL, szPathBuffer, sizeof(szPathBuffer) ) )
sImagePath = szPathBuffer;
CloseHandle( hProcess );
}
return sImagePath;
}
std::string GetProcessImagePath( DWORD dwProcessId )
{
return (LONG)GetVersion() < 0 ? GetProcessImagePath_9x( dwProcessId ) : GetProcessImagePath_NT( dwProcessId );
}
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