unsigned char *kGUI::LoadFile(const char *filename,unsigned long *filesize)
{
unsigned char *fm;
unsigned long fs;
DataHandle dh;
if(filesize)
filesize[0]=0;
dh.SetFilename(filename);
if(dh.Open()==false)
{
printf("Error: cannot open file '%s'\n",filename);
return(0); /* file not found or empty file */
}
fs=dh.GetLoadableSize();
/* allocate space for file to load info */
fm=new unsigned char[fs+1];
if(!fm)
{
dh.Close();
return(0);
}
fm[fs]=0; /* allocate an extra byte and put a null at the end */
dh.Read(fm,fs);
dh.Close();
if(filesize)
{
//todo: if filesize>32 bits, then assert, else return ok
filesize[0]=fs;
}
return(fm);
}
bool kGUIProt::LoadSeed(kGUIRandom *r,unsigned int offset)
{
unsigned int i;
unsigned char keychar;
long long keyfilesize;
long long keystartindex=m_keystart+offset;
DataHandle dh;
r->InitSeed();
if(!m_keyfile)
{
if(!m_keyfilename.GetLen())
return(false); /* no filename set */
dh.SetFilename(m_keyfilename.GetString());
if(dh.Open()==false)
return(false);
keyfilesize=dh.GetSize();
}
else
keyfilesize=m_keyfilesize;
/* if start index>filesize then bring it back inside */
while(keystartindex>=keyfilesize)
keystartindex-=keyfilesize;
if(!m_keyfile)
dh.Seek(keystartindex);
for(i=0;i<m_keylen;++i)
{
/* read in bytes and set random key */
if(!m_keyfile)
{
/* read 1 byte from the keyfile */
dh.Read(&keychar,(unsigned long)1);
}
else
keychar=m_keyfile[keystartindex];
r->AddEntropy(keychar);
if(++keystartindex==keyfilesize)
{
keystartindex=0;
if(!m_keyfile)
dh.Seek((unsigned long long)0);
}
}
if(!m_keyfile)
dh.Close();
return(true);
}
OZF2GPXMap::OZF2GPXMap(const char *fn)
{
kGUIString ozfn;
DataHandle dh;
int linenum;
kGUIString line;
kGUIStringSplit ss;
int index;
int z;
int nf;
unsigned char *fp;
unsigned long filesize;
OZ2FHEADER_DEF *oh;
double maxlat,maxlon;
double maxx,maxy;
m_coords=0;
dh.SetFilename(fn);
if(dh.Open()==false)
return; /* couldn't load file */
linenum=0;
do
{
dh.ReadLine(&line);
nf=ss.Split(&line,",");
if(linenum==2)
{
int sl;
static char dirchar[]={ DIRCHAR };
ozfn.SetString(fn); /* extract path from filename */
sl=ozfn.GetLen()-1;
/* cut off last subdir */
while(sl>0)
{
if(ozfn.GetChar(sl)==dirchar[0])
{
++sl;
break;
}
--sl;
};
ozfn.Clip(sl);
ozfn.Append(line.GetString());
}
else if(linenum==4)
{
/* datum */
if(!strcmp(ss.GetWord(0)->GetString(),"WGS 84"))
{
/* ok */
}
else
{
dh.Close();
return;
}
//if (! FindOziDatumToWGS84 (strDatum.c_str (), m_pDatumTransformation)) {
// m_pDatumTransformation = NULL;
// ReportWarning ("Some unsupported datum is used: '%s'. No datum conversion performed.", strDatum.c_str ());
}
else
{
if(!strcmp(ss.GetWord(0)->GetString(),"Map Projection"))
{
/* todo */
}
else if(!strcmp(ss.GetWord(0)->GetString(),"MMPNUM"))
{
m_coords=new OZF2Corners[ss.GetWord(1)->GetInt()];
}
else if(!strcmp(ss.GetWord(0)->GetString(),"MMPXY"))
{
/* pixel position */
index=atoi(ss.GetWord(1)->GetString())-1;
m_coords[index].x=atoi(ss.GetWord(2)->GetString());
m_coords[index].y=atoi(ss.GetWord(3)->GetString());
}
else if(!strcmp(ss.GetWord(0)->GetString(),"MMPLL"))
{
/* latitude/longitude position */
index=atoi(ss.GetWord(1)->GetString())-1;
m_coords[index].lon=atof(ss.GetWord(2)->GetString());
m_coords[index].lat=atof(ss.GetWord(3)->GetString());
}
}
++linenum;
}while(dh.Eof()==false);
dh.Close();
/* calculate bounding rectanle for lat/lon */
m_minlat=m_coords[0].lat;
maxlat=m_coords[0].lat;
m_minlon=m_coords[0].lon;
maxlon=m_coords[0].lon;
m_minx=m_coords[0].x;
maxx=m_coords[0].x;
m_miny=m_coords[0].y;
maxy=m_coords[0].y;
for(index=1;index<4;++index)
{
if(m_coords[index].lat<m_minlat)
{
m_minlat=m_coords[index].lat;
m_miny=m_coords[index].y;
}
if(m_coords[index].lat>maxlat)
{
maxlat=m_coords[index].lat;
maxy=m_coords[index].y;
}
if(m_coords[index].lon<m_minlon)
{
m_minlon=m_coords[index].lon;
m_minx=m_coords[index].x;
}
if(m_coords[index].lon>maxlon)
{
maxlon=m_coords[index].lon;
maxx=m_coords[index].x;
}
}
/* assume linear for now until I figure out the projection */
m_slx=(maxlon-m_minlon)/(maxx-m_minx);
m_sly=(maxlat-m_minlat)/(maxy-m_miny);
m_lsx=(maxx-m_minx)/(maxlon-m_minlon);
m_lsy=(maxy-m_miny)/(maxlat-m_minlat);
for(index=0;index<4;++index)
{
GPXCoord c;
int sx,sy;
c.Set(m_coords[index].lat,m_coords[index].lon);
ToMap(&c,&sx,&sy);
DebugPrint("Coord testing %f,%f %d,%d - %d,%d",m_coords[index].lat,m_coords[index].lon,m_coords[index].x,m_coords[index].y,sx,sy);
}
/* load the map file with the tiles */
fp=kGUI::LoadFile(ozfn.GetString(),&filesize);
if(!fp)
return; /* couldn't load file */
m_filedata=fp; /* save pointer to data so destructor will free it up upon exiting */
oh=(OZ2FHEADER_DEF *)fp;
if(oh->wSignature!=0x7778)
return; /* not valid format */
assert ((oh->wPlanes==1) && (oh->wBitsPerPixel==8),"Unsupported bitmap format" );
SetTileSize(64,64);
/* parse the tile data */
const int dwMasterTblOffset = * reinterpret_cast<const int *> (fp + filesize - 4);
const int * const pdwMasterTbl = reinterpret_cast<const int *> (fp + dwMasterTblOffset);
const int zoomlevels = (filesize - 4 - dwMasterTblOffset)/4;
SetZoomLevels(1,zoomlevels);
m_bitmaps.Alloc(zoomlevels);
z=zoomlevels-1;
for (int zoomlevel = 0; zoomlevel < zoomlevels; ++ zoomlevel)
{
OZ2FBITMAP_DEF *ih = (OZ2FBITMAP_DEF *) (fp + pdwMasterTbl [zoomlevel]);
m_bitmaps.SetEntry(z,ih);
SetSize(z,ih->dwImageWidth,ih->dwImageHeight);
--z;
}
}
int main(int argc, char* argv[])
{
int i;
int nums;
FDATA fdata;
Hash AddHash;
BigFile DestBigFile;
BigFile SourceBigFile;
BigFileEntry *bfe;
int numok,numnew,numupdated;
int sourcetype;
bool update;
char *p1=0;
char *p2=0;
char *p3=0;
int tosspath=0;
DataHandle addhandle;
int vargc;
char **vargv;
vargc=argc;
vargv=argv;
/* handle encrypted file */
kGUIProt DestProt;
bool usedestprot;
kGUIProt SourceProt;
bool usesourceprot;
kGUISystemBig sysbig;
kGUI::SetSystem(&sysbig);
signal(SIGINT, sigint_handler);
optcompress=false;
optrecursive=true;
optverify=false;
optdelete=false;
optmissing=false;
usedestprot=false;
usesourceprot=false;
#if 0
p1="/source/kgui/_data.big";
p2="/source/kgui/big";
p3="/source/kgui/big/";
optverify=true;
#endif
for(i=1; i<vargc; ++i)
{
if(vargv[i][0]=='-')
{
switch(vargv[i][1])
{
case 'c':
optcompress=true;
break;
case 'd':
optdelete=true;
break;
case 'm':
optmissing=true; /* delete missing files from subdir */
break;
case 'v':
optverify=true;
break;
case 'r':
optrecursive=false;
break;
case 'k':
if(vargv[i][2]=='d') /* encryption key on destination file */
{
printf("using dest key\n");
if(DestProt.SetKey(vargv[i+1],atoi(vargv[i+2]),atoi(vargv[i+3]),true)==false)
{
printf("Error loading dest keyfile '%s'\n",vargv[i+1]);
return(0);
}
usedestprot=true;
i+=3;
}
else if(vargv[i][2]=='s') /* encryption key on source file */
{
printf("using source key\n");
if(SourceProt.SetKey(vargv[i+1],atoi(vargv[i+2]),atoi(vargv[i+3]),true)==false)
{
printf("Error loading source keyfile '%s'\n",vargv[i+1]);
return(0);
}
usesourceprot=true;
i+=3;
}
optrecursive=false;
break;
default:
printf("Unknown parm '%s'\n",vargv[i]);
return(0);
break;
}
}
else
{
if(!p1)
p1=vargv[i];
else if(!p2)
p2=vargv[i];
else if(!p3)
{
p3=vargv[i];
tosspath=(int)strlen(p3);
}
else
{
printf("Unknown parm '%s'\n",vargv[i]);
return(0);
}
}
}
/* need at least 1 parm */
if(!p1)
{
printf("kguibig: (c) 2005 Kevin Pickelll\n");
printf("usage: kguibig bigfile.big path [root]\n");
printf(" -c = compress\n");
printf(" -v = verify\n");
printf(" -r = don't recurse\n");
printf(" -k[d,s] = filename offset len // source/dest key\n");
return(0);
}
DestBigFile.SetFilename(p1);
if(usedestprot==true)
DestBigFile.SetEncryption(&DestProt);
DestBigFile.Load(true);
if(DestBigFile.IsBad()==true)
{
printf("Dest file exists and is not a bigfile, or decryption key is incorrect!\n");
return(0);
}
/* list, verify or compress ? */
if(!p2)
{
if(optcompress)
{
}
else
{
unsigned long crc;
unsigned long vfsize;
BigFileEntry *sfe;
unsigned char copybuf[65536];
DataHandle checkhandle;
/* verify or list */
nums=DestBigFile.GetNumEntries();
for(i=0; ((i<nums) && (g_userabort==false)); ++i)
{
sfe=(BigFileEntry *)DestBigFile.GetEntry(i);
if(optverify)
{
/* check crc and print if no match */
printf("%d%c",i,13);
vfsize=sfe->m_size;
crc=0;
DestBigFile.CopyArea(&checkhandle,sfe->m_offset,sfe->m_size,sfe->m_time);
checkhandle.Open();
while(vfsize>sizeof(copybuf))
{
checkhandle.Read(©buf,(unsigned long)sizeof(copybuf));
crc=DestBigFile.CrcBuffer(crc,copybuf,sizeof(copybuf));
vfsize-=sizeof(copybuf);
};
/* write remainder */
if(vfsize>0)
{
checkhandle.Read(©buf,vfsize);
crc=DestBigFile.CrcBuffer(crc,copybuf,vfsize);
}
checkhandle.Close();
if(crc!=sfe->m_crc)
printf("CRC Error on file '%s' %06x<>%06x\n",sfe->GetName()->GetString(),(int)crc,sfe->m_crc);
}
else /* assume list if verify is not set */
printf("%s, len=%d,crc=%06x\n",sfe->GetName()->GetString(),sfe->m_size,sfe->m_crc);
}
}
return(0);
}
AddHash.Init(16,sizeof(FDATA));
/* is p2 a bigfile? */
if(strstr(p2,".big"))
{
SourceBigFile.SetFilename(p2);
if(usesourceprot==true)
SourceBigFile.SetEncryption(&SourceProt);
SourceBigFile.Load(true);
if(SourceBigFile.IsBad()==false)
sourcetype=SOURCE_BIG;
else
{
printf("Source file exists and is not a bigfile, or decryption key is incorrect!\n");
return(0);
}
}
else if(kGUI::IsDir(p2)==false)
{
fdata.time=kGUI::SysFileTime(p2);
//fdata.root=p3;
AddHash.Add(p2,&fdata);
sourcetype=SOURCE_FILE;
}
else
{
unsigned int df;
const char *name;
kGUIDir dir;
printf("loading directory!\n");
dir.LoadDir(p2,true,true);
for(df=0; df<dir.GetNumFiles(); ++df)
{
name=dir.GetFilename(df);
fdata.time=kGUI::SysFileTime(name);
AddHash.Add(name,&fdata);
}
// scandir(&AddHash,p2);
sourcetype=SOURCE_DIR;
}
/* now, look for differences between bigfile and files in the addhash list */
numok=0;
numnew=0;
numupdated=0;
/* todo: optdelete function */
/* add from source bigfile to dest bigfile will not work */
/* if source is encrypted so I need to rewrite addfile to use a datahandle */
/* instead of a filestream */
if(sourcetype==SOURCE_BIG)
{
BigFileEntry *sfe;
nums=SourceBigFile.GetNumEntries();
for(i=0; ((i<nums) && (g_userabort==false)); ++i)
{
sfe=(BigFileEntry *)SourceBigFile.GetEntry(i);
bfe=DestBigFile.Locate(sfe->GetName()->GetString());
if(!bfe)
{
// printf("File '%s' not in destination set!\n",she->m_string);
update=true;
++numnew;
}
else
{
if(sfe->m_time==bfe->m_time)
{
update=false;
++numok;
}
else
{
int deltatime;
deltatime=abs(sfe->m_time-bfe->m_time);
if(deltatime==46400 || deltatime==3600)
{
update=false;
++numok;
}
else
{
printf("File '%s' %d,%d times are different!(%d)\n",sfe->GetName()->GetString(),sfe->m_time,bfe->m_time,deltatime);
++numupdated;
update=true;
}
}
}
if(update==true)
{
SourceBigFile.CopyArea(&addhandle,sfe->m_offset,sfe->m_size,sfe->m_time);
// addsize=sfe->m_size;
// addtime=sfe->m_time;
// fseek(addhandle,sfe->m_offset,SEEK_SET);
/* add the file to the bigfile */
DestBigFile.AddFile(sfe->GetName()->GetString(),&addhandle,false);
}
}
DestBigFile.UpdateDir();
}
else
{
HashEntry *she;
FDATA *sfdata;
nums=AddHash.GetNum();
she=AddHash.GetFirst();
for(i=0; ((i<nums) && (g_userabort==false)); ++i)
{
sfdata=(FDATA *)she->m_data;
bfe=DestBigFile.Locate(she->m_string+tosspath);
if(!bfe)
{
// printf("File '%s' not in destination set!\n",she->m_string+tosspath);
++numnew;
update=true;
}
else
{
if(sfdata->time==bfe->m_time)
{
update=false;
++numok;
}
else
{
int deltatime;
deltatime=(abs((int)sfdata->time-bfe->m_time));
if(deltatime==46400 || deltatime==3600)
{
update=false;
++numok;
}
else
{
printf("File '%s' %d,%d times are different!(%d)\n",she->m_string+tosspath,(int)sfdata->time,bfe->m_time,deltatime);
++numupdated;
update=true;
}
}
}
if(update==true)
{
addhandle.SetFilename(she->m_string);
/* add the file to the bigfile */
DestBigFile.AddFile(she->m_string+tosspath,&addhandle,false);
}
she=she->m_next;
}
DestBigFile.UpdateDir();
}
printf("numok=%d,numnew=%d,numupdated=%d\n",numok,numnew,numupdated);
return 0;
}