//
// Copyright (c) Microsoft Corporation.  All rights reserved.
//
//
// This source code is licensed under Microsoft Shared Source License
// Version 1.0 for Windows CE.
// For a copy of the license visit http://go.microsoft.com/fwlink/?LinkId=3223.
//
// --------------------------------------------------------------------
//                                                                     
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF 
// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO 
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A      
// PARTICULAR PURPOSE.                                                 
//                                                                     
// --------------------------------------------------------------------
#include "credtest.h"
#include "tuxmain.h"
// For command line parsing
#include <cmdline.h>

// Global CKato logging object.  Set while processing SPM_LOAD_DLL message.
CKato *g_pKato = NULL;

// Global shell info structure.  Set while processing SPM_SHELL_INFO message.
SPS_SHELL_INFO *g_pShellInfo;

//
// Global variables go here
//

TCHAR szCommandLine[MAX_PATH];

// extern "C"
#ifdef __cplusplus
extern "C" {
#endif



//
// DllMain - required of all DLLs
//

BOOL WINAPI 
DllMain(
    HANDLE hInstance, 
    ULONG dwReason, 
    LPVOID lpReserved ) 
{
    switch( dwReason )
    {
        case DLL_PROCESS_ATTACH:
            return TRUE;

        case DLL_PROCESS_DETACH:
            return TRUE;
    }
    return FALSE;
}

#ifdef __cplusplus
} // end extern "C"
#endif


//
// KATO logging function
//
void LOG(LPWSTR szFmt, ...)
{
    va_list va;

    if(g_pKato)
    {
        va_start(va, szFmt);
        g_pKato->Log( LOG_DETAIL, szFmt, va);
        va_end(va);
    }
}


SHELLPROCAPI 
ShellProc(
    UINT uMsg, 
    SPPARAM spParam )
{
    LPSPS_BEGIN_TEST pBT = {0};
    LPSPS_END_TEST pET = {0};

    switch (uMsg) {
    
      //------------------------------------------------------------------------
      // Message: SPM_LOAD_DLL
      //
      // Sent once to the DLL immediately after it is loaded.  The spParam 
      // parameter will contain a pointer to a SPS_LOAD_DLL structure.  The DLL
      // should set the fUnicode member of this structre to TRUE if the DLL is
      // built with the UNICODE flag set.  By setting this flag, Tux will ensure
      // that all strings passed to your DLL will be in UNICODE format, and all
      // strings within your function table will be processed by Tux as UNICODE.
      // The DLL may return SPR_FAIL to prevent the DLL from continuing to load.
      //------------------------------------------------------------------------
        case SPM_LOAD_DLL: 
        {
            Debug(_T("ShellProc(SPM_LOAD_DLL, ...) called\r\n"));

            // If we are UNICODE, then tell Tux this by setting the following flag.
            #ifdef UNICODE
                ((LPSPS_LOAD_DLL)spParam)->fUnicode = TRUE;
            #endif

            // turn on kato debugging
            KatoDebug(1, KATO_MAX_VERBOSITY,KATO_MAX_VERBOSITY,KATO_MAX_LEVEL);

            // Get/Create our global logging object.
            g_pKato = (CKato*)KatoGetDefaultObject();
            return SPR_HANDLED;    
        }

      //------------------------------------------------------------------------
      // Message: SPM_UNLOAD_DLL
      //
      // Sent once to the DLL immediately before it is unloaded.
      //------------------------------------------------------------------------
        case SPM_UNLOAD_DLL: 
        {
            Debug(_T("ShellProc(SPM_UNLOAD_DLL, ...) called"));

            return SPR_HANDLED;    
        }

      //------------------------------------------------------------------------
      // Message: SPM_SHELL_INFO
      //
      // Sent once to the DLL immediately after SPM_LOAD_DLL to give the DLL
      // some useful information about its parent shell and environment.  The
      // spParam parameter will contain a pointer to a SPS_SHELL_INFO structure.
      // The pointer to the structure may be stored for later use as it will
      // remain valid for the life of this Tux Dll.  The DLL may return SPR_FAIL
      // to prevent the DLL from continuing to load.
      //------------------------------------------------------------------------
        case SPM_SHELL_INFO:
        {
            Debug(_T("ShellProc(SPM_SHELL_INFO, ...) called\r\n"));
      
            // Store a pointer to our shell info for later use.
            g_pShellInfo = (LPSPS_SHELL_INFO)spParam;

            // Initialize Global Variables
            
            // Handle Command Line Parsing
            if (g_pShellInfo->szDllCmdLine && *g_pShellInfo->szDllCmdLine)
            {
                Debug(TEXT("Command Line: \"%s\"."), g_pShellInfo->szDllCmdLine);
                _tcscpy(szCommandLine, g_pShellInfo->szDllCmdLine);
            }

            // Perform any initialization based on command line inputs
            
            return SPR_HANDLED;
        }

      //------------------------------------------------------------------------
      // Message: SPM_REGISTER
      //
      // This is the only ShellProc() message that a DLL is required to handle
      // (except for SPM_LOAD_DLL if you are UNICODE).  This message is sent
      // once to the DLL immediately after the SPM_SHELL_INFO message to query
      // the DLL for it’s function table.  The spParam will contain a pointer to
      // a SPS_REGISTER structure.  The DLL should store its function table in
      // the lpFunctionTable member of the SPS_REGISTER structure.  The DLL may
      // return SPR_FAIL to prevent the DLL from continuing to load.
      //------------------------------------------------------------------------
        case SPM_REGISTER:
        {
            Debug(_T("ShellProc(SPM_REGISTER, ...) called\r\n"));
            
            ((LPSPS_REGISTER)spParam)->lpFunctionTable = g_lpFTE;
            #ifdef UNICODE
                return SPR_HANDLED | SPF_UNICODE;
            #else
                return SPR_HANDLED;
            #endif
        }
            
      //------------------------------------------------------------------------
      // Message: SPM_START_SCRIPT
      //
      // Sent to the DLL immediately before a script is started.  It is sent to
      // all Tux DLLs, including loaded Tux DLLs that are not in the script.
      // All DLLs will receive this message before the first TestProc() in the
      // script is called.
      //------------------------------------------------------------------------
        case SPM_START_SCRIPT:
        {
            Debug(_T("ShellProc(SPM_START_SCRIPT, ...) called\r\n"));                       
            return SPR_HANDLED;
        }

      //------------------------------------------------------------------------
      // Message: SPM_STOP_SCRIPT
      //
      // Sent to the DLL when the script has stopped.  This message is sent when
      // the script reaches its end, or because the user pressed stopped prior
      // to the end of the script.  This message is sent to all Tux DLLs,
      // including loaded Tux DLLs that are not in the script.
      //------------------------------------------------------------------------

        case SPM_STOP_SCRIPT:
        {
            return SPR_HANDLED;
        }

      //------------------------------------------------------------------------
      // Message: SPM_BEGIN_GROUP
      //
      // Sent to the DLL before a group of tests from that DLL is about to be
      // executed.  This gives the DLL a time to initialize or allocate data for
      // the tests to follow.  Only the DLL that is next to run receives this
      // message.  The prior DLL, if any, will first receive a SPM_END_GROUP
      // message.  For global initialization and de-initialization, the DLL
      // should probably use SPM_START_SCRIPT and SPM_STOP_SCRIPT, or even
      // SPM_LOAD_DLL and SPM_UNLOAD_DLL.
      //------------------------------------------------------------------------
        case SPM_BEGIN_GROUP:
        {
            Debug(_T("ShellProc(SPM_BEGIN_GROUP, ...) called\r\n"));
            g_pKato->BeginLevel(0, _T("BEGIN GROUP: LAPTEST.DLL"));

            return SPR_HANDLED;
        }

      //------------------------------------------------------------------------
      // Message: SPM_END_GROUP
      //
      // Sent to the DLL after a group of tests from that DLL has completed
      // running.  This gives the DLL a time to cleanup after it has been run.
      // This message does not mean that the DLL will not be called again to run
      // tests; it just means that the next test to run belongs to a different
      // DLL.  SPM_BEGIN_GROUP and SPM_END_GROUP allow the DLL to track when it
      // is active and when it is not active.
      //------------------------------------------------------------------------
        case SPM_END_GROUP:
        {
            Debug(_T("ShellProc(SPM_END_GROUP, ...) called\r\n"));
            g_pKato->EndLevel(_T("END GROUP: LAPTEST.DLL"));

            return SPR_HANDLED;
        }

      //------------------------------------------------------------------------
      // Message: SPM_BEGIN_TEST
      //
      // Sent to the DLL immediately before a test executes.  This gives the DLL
      // a chance to perform any common action that occurs at the beginning of
      // each test, such as entering a new logging level.  The spParam parameter
      // will contain a pointer to a SPS_BEGIN_TEST structure, which contains
      // the function table entry and some other useful information for the next
      // test to execute.  If the ShellProc function returns SPR_SKIP, then the
      // test case will not execute.
      //------------------------------------------------------------------------
        case SPM_BEGIN_TEST:
        {
            Debug(_T("ShellProc(SPM_BEGIN_TEST, ...) called\r\n"));

            // Start our logging level.
            pBT = (LPSPS_BEGIN_TEST)spParam;
            g_pKato->BeginLevel(pBT->lpFTE->dwUniqueID, 
                                _T("BEGIN TEST: \"%s\", Threads=%u, Seed=%u"),
                                pBT->lpFTE->lpDescription, pBT->dwThreadCount,
                                pBT->dwRandomSeed);

            return SPR_HANDLED;
        }

      //------------------------------------------------------------------------
      // Message: SPM_END_TEST
      //
      // Sent to the DLL after a single test executes from the DLL.  This gives
      // the DLL a time perform any common action that occurs at the completion
      // of each test, such as exiting the current logging level.  The spParam
      // parameter will contain a pointer to a SPS_END_TEST structure, which
      // contains the function table entry and some other useful information for
      // the test that just completed.
      //------------------------------------------------------------------------
        case SPM_END_TEST:
        {
            Debug(_T("ShellProc(SPM_END_TEST, ...) called\r\n"));

            // End our logging level.
            pET = (LPSPS_END_TEST)spParam;
            g_pKato->EndLevel(_T("END TEST: \"%s\", %s, Time=%u.%03u"),
                              pET->lpFTE->lpDescription,
                              pET->dwResult == TPR_SKIP ? _T("SKIPPED") :
                              pET->dwResult == TPR_PASS ? _T("PASSED") :
                              pET->dwResult == TPR_FAIL ? _T("FAILED") : _T("ABORTED"),
                              pET->dwExecutionTime / 1000, pET->dwExecutionTime % 1000);

            return SPR_HANDLED;
        }

      //------------------------------------------------------------------------
      // Message: SPM_EXCEPTION
      //
      // Sent to the DLL whenever code execution in the DLL causes and exception
      // fault.  By default, Tux traps all exceptions that occur while executing
      // code inside a Tux DLL.
      //------------------------------------------------------------------------
        case SPM_EXCEPTION:
        {
            Debug(_T("ShellProc(SPM_EXCEPTION, ...) called\r\n"));
            g_pKato->Log(LOG_EXCEPTION, _T("Exception occurred!"));
            return SPR_HANDLED;
        }

        default:
        {
            Debug(_T("ShellProc received bad message: 0x%X\r\n"), uMsg);
            ASSERT(!"Default case reached in ShellProc!");
            return SPR_NOT_HANDLED;
        }
    }
}
