//-------------------------------------------------------------------------
// ShowChecksums()
//-------------------------------------------------------------------------
void ShowChecksums()
{
#if GAME_VERSION == SHAREWARE_VERSION
char mapname[23]="SWMAPS\\MAPTEMP.";
#elif GAME_VERSION == MISSIONS_1_THR_3
char mapname[23]="1_3MAPS\\MAPTEMP.";
#else
char mapname[13]="MAPTEMP.";
#endif
char gfxname[13]="VGAGRAPH.";
char audioname[13]="AUDIOT.";
char dizname[]="FILE_ID.DIZ";
strcat(gfxname,extension);
strcat(mapname,extension);
strcat(audioname,extension);
printf("\n");
printf("%s: %lx\n",audioname,ChecksumFile(audioname,0));
printf("%s: %lx\n",mapname,ChecksumFile(mapname,0));
printf("%s: %lx\n",gfxname,ChecksumFile(gfxname,0));
printf("%s: %lx\n",dizname,ChecksumFile(dizname,0));
printf("\n");
}
int main( int argc, char* argv[] )
{
if( argc > 1 )
{
bool SuppressedOutput = false;
uint8* FileContents = NULL;
int Length = 0;
if( argc > 2 )
{
if( SimpleString( "-s" ) == argv[2] )
{
SuppressedOutput = true;
}
}
{
FileStream ChecksumFile( argv[1], FileStream::EFM_Read );
Length = ChecksumFile.Size();
FileContents = new uint8[ Length ];
ChecksumFile.Read( Length, FileContents );
}
if( FileContents && Length )
{
uint32 FileChecksum = Checksum::Adler32( FileContents, Length );
delete FileContents;
if( SuppressedOutput )
{
PRINTF( "%s\n", argv[1] );
PRINTF( "%d\n", Length );
PRINTF( "0x%08X\n", FileChecksum );
}
else
{
PRINTF( "Filename: %s\n", argv[1] );
PRINTF( "Length: %d\n", Length );
PRINTF( "Checksum: 0x%08X\n", FileChecksum );
}
}
}
return 0;
}
//-------------------------------------------------------------------------
// CheckValidity()
//-------------------------------------------------------------------------
void CheckValidity(char *file, Sint32 valid_checksum)
{
char filename[13];
Sint32 checksum;
if (strlen(file) > 9)
MAIN_ERROR(CHECK_FILENAME_TOO_LONG);
strcpy(filename,file);
strcat(filename,extension);
checksum=ChecksumFile(filename,0);
if (checksum != valid_checksum)
#if GAME_VERSION != SHAREWARE_VERSION
if (strstr(file,"MAP"))
InvalidLevels();
#else
BadChecksum();
#endif
}
main(int argc, char *argv[]) {
int Handle;
unsigned char Byte;
unsigned int Checksum;
int ReadLength;
if ( argc != 2 ) {
printf("usage: checksum filename\n");
exit(1);
}
if ( (Handle = open(argv[1], O_RDONLY | O_BINARY)) == -1 ) {
printf("Can't open file: %s\n", argv[1]);
exit(1);
}
if ( !ChecksumFile(Handle, &Checksum) ) {
printf("Error reading file %s\n", argv[1]);
exit(1);
}
/* Report the result */
printf("The checksum is: %u\n", Checksum);
exit(0);
}
//------------------------------------------------------------------------
// PreDemo()
//------------------------------------------------------------------------
void PreDemo()
{
#if !SKIP_TITLE_AND_CREDITS
#if TECH_SUPPORT_VERSION
fontnumber=4;
SETFONTCOLOR(0,15*3);
CenterWindow (26,7);
US_Print(EnterBetaCode);
VW_UpdateScreen();
CA_LoadAllSounds();
PM_CheckMainMem();
SD_PlaySound(INFORMDEATH2SND); // Nooooo!
IN_UserInput(TickBase*20);
ClearMemory();
#elif BETA_TEST
boolean param=false;
for (i=1; i<g_argc; i++)
switch (US_CheckParm(g_argv[i],MainStrs))
{
case 13:
param=true;
break;
}
if (!param)
{
char buffer[15] = {0};
fontnumber=4;
CenterWindow (26,7);
US_Print(EnterBetaCode);
VW_UpdateScreen();
SETFONTCOLOR(0,15*3);
US_LineInput(24*8,92,buffer,buffer,true,14,100);
if (_fstricmp(buffer,bc_buffer))
Quit("Bad beta code!");
}
#endif
#if GAME_VERSION == SHAREWARE_VERSION
#if IN_DEVELOPMENT || GEORGE_CHEAT
if (!MS_CheckParm("nochex"))
#endif
{
#if (!SKIP_CHECKSUMS)
// CheckValidity("MAPTEMP.",MAPTEMP_CHECKSUM,"LEVELS");
CheckValidity("MAPTEMP.",MAPTEMP_CHECKSUM);
#endif
}
#else
#if (!SKIP_CHECKSUMS)
if (ChecksumFile("FILE_ID.DIZ",0) != DIZFILE_CHECKSUM)
gamestate.flags |= GS_BAD_DIZ_FILE;
#endif
#endif
VL_SetPaletteIntensity(0,255,vgapal,0);
if (!(gamestate.flags & GS_NOWAIT))
{
#if (0) // GAME_VERSION != SHAREWARE_VERSION
//---------------------
// Anti-piracy screen
//---------------------
// Cache pic
//
CA_CacheScreen(PIRACYPIC);
// Cache and set palette. AND Fade it in!
//
CA_CacheGrChunk(PIRACYPALETTE);
VL_SetPalette (0,256,grsegs[PIRACYPALETTE]);
VL_SetPaletteIntensity(0,255,grsegs[PIRACYPALETTE],0);
VW_UpdateScreen();
VL_FadeOut (0, 255, 0, 0, 25, 20);
VL_FadeIn(0,255,grsegs[PIRACYPALETTE],30);
// Wait a little
//
IN_UserInput(TickBase*20);
// Free palette
//
UNCACHEGRCHUNK(PIRACYPALETTE);
VL_FadeOut (0, 255, 0, 0, 25, 20);
VW_FadeOut();
// Cleanup screen for upcoming SetPalette call
//
{
Uint16 old_bufferofs=bufferofs;
bufferofs=displayofs;
VL_Bar(0,0,320,200,0);
bufferofs=old_bufferofs;
}
#endif
//---------------------
// Apogee presents
//---------------------
// ISG --> this fixes intro timing
IN_UserInput(TickBase*1);
// Cache pic
//
CA_CacheScreen(APOGEEPIC);
// Load and start music
//
CA_CacheAudioChunk(STARTMUSIC+APOGFNFM_MUS);
::SD_StartMusic(APOGFNFM_MUS);
// Cache and set palette. AND Fade it in!
//
CA_CacheGrChunk(APOGEEPALETTE);
VL_SetPalette (0,256,static_cast<const Uint8*>(grsegs[APOGEEPALETTE]));
VL_SetPaletteIntensity(0,255,static_cast<const Uint8*>(grsegs[APOGEEPALETTE]),0);
VW_UpdateScreen();
VL_FadeOut (0, 255, 25, 29, 53, 20);
VL_FadeIn(0,255,static_cast<const Uint8*>(grsegs[APOGEEPALETTE]),30);
// Wait for end of fanfare
//
if (MusicMode==smm_AdLib)
{
IN_StartAck();
while ((!sqPlayedOnce) && (!IN_CheckAck()));
}
else
IN_UserInput(TickBase*6);
SD_MusicOff();
// Free palette and music. AND Restore palette
//
UNCACHEGRCHUNK(APOGEEPALETTE);
delete [] audiosegs[STARTMUSIC + APOGFNFM_MUS];
audiosegs[STARTMUSIC + APOGFNFM_MUS] = NULL;
// Do A Blue Flash!
VL_FadeOut (0, 255, 25, 29, 53, 20);
VL_FadeOut (0, 255, 0, 0, 0, 30);
//---------------------
// JAM logo intro
//---------------------
// Load and start music
//
CA_CacheAudioChunk(STARTMUSIC+TITLE_LOOP_MUSIC);
::SD_StartMusic(TITLE_LOOP_MUSIC);
// Show JAM logo
//
if (!DoMovie(mv_intro,0))
MAIN_ERROR(PREDEMO_NOJAM);
if (PowerBall)
{
Sint16 i;
for (i=0;i<60 && (!DebugOk);i++)
{
VL_WaitVBL(1);
// BBi
::in_handle_events();
if (Keyboard[sc_left_shift] && Keyboard[sc_right_shift])
{
CA_LoadAllSounds();
SD_MusicOff();
::sd_play_player_sound(SHOOTDOORSND, bstone::AC_ITEM);
SD_WaitSoundDone();
ClearMemory();
DebugOk = 1;
CA_CacheAudioChunk(STARTMUSIC+TITLE_LOOP_MUSIC);
::SD_StartMusic(TITLE_LOOP_MUSIC);
}
}
}
//---------------------
// PC-13
//---------------------
VL_Bar(0,0,320,200,0x14);
CacheDrawPic(0,64,PC13PIC);
VW_UpdateScreen();
VW_FadeIn();
IN_UserInput(TickBase*2);
// Do A Red Flash!
VL_FadeOut (0, 255, 39, 0, 0, 20);
VW_FadeOut();
}
#endif // SKIP_TITLE_AND_CREDITS
}
//------------------------------------------------------------------------
// InitGame()
//------------------------------------------------------------------------
void InitGame (void)
{
Sint16 i,x,y;
Uint16 *blockstart;
//long mmsize;
MM_Startup (); // so the signon screen can be freed
#if IN_DEVELOPMENT || GEORGE_CHEAT || SHOW_CHECKSUM
if (MS_CheckParm("checksum"))
{
ShowChecksums();
MM_Shutdown();
exit(0);
}
#endif
CA_Startup ();
// Any problems with this version of the game?
//
#if IN_DEVELOPMENT || TECH_SUPPORT_VERSION
if (!MS_CheckParm("nochex"))
#endif
#if !SKIP_CHECKSUMS
CheckValidity("MAPTEMP.",MAPTEMP_CHECKSUM);
#if GAME_VERSION != SHAREWARE_VERSION
if (ChecksumFile("FILE_ID.DIZ",0) != DIZFILE_CHECKSUM)
gamestate.flags |= GS_BAD_DIZ_FILE;
#endif
#endif
VL_SetVGAPlaneMode ();
VL_SetPalette (0,256,vgapal);
VW_Startup ();
IN_Startup ();
PM_Startup ();
SD_Startup ();
US_Startup ();
if (CheckForSpecialCode(POWERBALLTEXT))
#if IN_DEVELOPMENT
DebugOk = true;
#else
PowerBall = true;
#endif
if (CheckForSpecialCode(TICSTEXT))
gamestate.flags |= GS_TICS_FOR_SCORE;
if (CheckForSpecialCode(MUSICTEXT))
gamestate.flags |= GS_MUSIC_TEST;
if (CheckForSpecialCode(RADARTEXT))
gamestate.flags |= GS_SHOW_OVERHEAD;
#if IN_DEVELOPMENT
//
// Clear Monocrome
//
_fmemset(MK_FP(0xb000,0x0000),0,4000);
#endif
//
// build some tables
//
InitDigiMap ();
for (i=0;i<MAPSIZE;i++)
{
nearmapylookup[i] = &tilemap[0][0]+MAPSIZE*i;
farmapylookup[i] = i*64;
}
for (i=0;i<PORTTILESHIGH;i++)
uwidthtable[i] = UPDATEWIDE*i;
blockstart = &blockstarts[0];
for (y=0;y<UPDATEHIGH;y++)
for (x=0;x<UPDATEWIDE;x++)
*blockstart++ = SCREENWIDTH*16*y+x*TILEWIDTH;
updateptr = &update[0];
bufferofs = 0;
displayofs = 0;
ReadConfig ();
//
// draw intro screen stuff
//
// if (!(gamestate.flags & GS_QUICKRUN))
// IntroScreen ();
//
// load in and lock down some basic chunks
//
LoadFonts();
LoadLatchMem ();
BuildTables (); // trig tables
SetupWalls ();
NewViewSize ();
//
// initialize variables
//
InitRedShifts ();
}
