void DkImageContainerT::loadingFinished() {
DkTimer dt;
if (getLoadState() == loading_canceled) {
mLoadState = not_loaded;
clear();
return;
}
if (!getLoader()->hasImage()) {
mFileUpdateTimer.stop();
mEdited = false;
QString msg = tr("Sorry, I could not load: %1").arg(fileName());
emit showInfoSignal(msg);
emit fileLoadedSignal(false);
mLoadState = exists_not;
return;
}
else if (!getThumb()->hasImage()) {
getThumb()->setImage(getLoader()->image());
}
// clear file buffer if it exceeds a certain size?! e.g. psd files
if (mFileBuffer && mFileBuffer->size()/(1024.0f*1024.0f) > DkSettings::resources.cacheMemory*0.5f)
mFileBuffer->clear();
mLoadState = loaded;
emit fileLoadedSignal(true);
}
std::string CResourceLoader::getResourceName(const ResourceID & resourceIdent) const
{
auto locator = getResource(resourceIdent);
if (locator.getLoader())
return locator.getLoader()->getFullName(locator.getResourceName());
return "";
}
void PackSys::patchLoader(OutputFile *fo,
upx_byte *loader, int lsize,
unsigned calls)
{
const int e_len = getLoaderSectionStart("SYSCUTPO");
const int d_len = lsize - e_len;
assert(e_len > 0 && e_len < 128);
assert(d_len > 0 && d_len < 256);
if (ph.u_len + d_len + ph.overlap_overhead > 0xfffe)
throwNotCompressible();
// use some fields of the original file
linker->defineSymbol("attribute", get_le16(ibuf + 4));
linker->defineSymbol("interrupt", get_le16(ibuf + 8));
unsigned copy_to = ph.u_len + d_len + ph.overlap_overhead;
linker->defineSymbol("calltrick_calls", calls);
linker->defineSymbol("copy_source", ph.c_len + lsize - 1);
linker->defineSymbol("copy_destination", copy_to);
linker->defineSymbol("neg_e_len", 0 - e_len);
linker->defineSymbol("NRV2B160", ph.u_len + ph.overlap_overhead + 1);
linker->defineSymbol("original_strategy", get_le16(ibuf + 6));
relocateLoader();
loader = getLoader();
patchPackHeader(loader,e_len);
// write loader + compressed file
fo->write(loader,e_len); // entry
fo->write(obuf,ph.c_len);
fo->write(loader+e_len,d_len); // decompressor
}
QImage DkImageContainer::image() {
if (getLoader()->image().isNull() && getLoadState() == not_loaded)
loadImage();
return mLoader->image();
}
void PackCom::pack(OutputFile *fo)
{
// read file
ibuf.alloc(file_size);
obuf.allocForCompression(file_size);
fi->seek(0,SEEK_SET);
fi->readx(ibuf,file_size);
// prepare packheader
ph.u_len = file_size;
// prepare filter
Filter ft(ph.level);
ft.addvalue = getCallTrickOffset();
// compress
const unsigned overlap_range = ph.u_len < 0xFE00 - ft.addvalue ? 32 : 0;
compressWithFilters(&ft, overlap_range, NULL_cconf);
const int lsize = getLoaderSize();
MemBuffer loader(lsize);
memcpy(loader,getLoader(),lsize);
const unsigned calls = ft.id % 3 ? ft.lastcall - 2 * ft.calls : ft.calls;
patchLoader(fo, loader, lsize, calls);
// verify
verifyOverlappingDecompression();
// finally check the compression ratio
if (!checkFinalCompressionRatio(fo))
throwNotCompressible();
}
void PackLinuxElf32x86interp::pack3(OutputFile *fo, Filter &/*ft*/)
{
unsigned base = getbase(phdri, ehdri.e_phnum);
unsigned sz = PAGE_MASK & (~PAGE_MASK + elfout.phdr[0].p_filesz);
if (base < (0x11000 + sz)) {
base = 0x11000 + sz;
}
if (opt->o_unix.make_ptinterp) {
base = 0x10000;
}
elfout.phdr[0].p_paddr = elfout.phdr[0].p_vaddr = base - sz;
if (opt->o_unix.make_ptinterp) {
initLoader(stub_i386_linux_elf_interp_entry, sizeof(stub_i386_linux_elf_interp_entry));
linker->addSection("FOLDEXEC", stub_i386_linux_elf_interp_fold, sizeof(stub_i386_linux_elf_interp_fold), 0);
addLoader("LXPTI000", NULL);
addLoader("LXPTI040", NULL);
ph.method = M_NRV2B_LE32;
addLoader(getDecompressorSections(), NULL);
addLoader("LXPTI090", NULL);
addLoader("LXPTI041", NULL);
ph.method = M_NRV2D_LE32;
addLoader(getDecompressorSections(), NULL);
addLoader("LXPTI090", NULL);
addLoader("LXPTI042", NULL);
ph.method = M_NRV2E_LE32;
addLoader(getDecompressorSections(), NULL);
addLoader("LXPTI090", NULL);
//addLoader("LXPTI043", NULL);
//ph.method = M_CL1B_LE32; addLoader(getDecompressorSections(), NULL);
//addLoader("LXPTI090", NULL);
addLoader("LXPTI091", NULL);
addLoader("LXPTI140", NULL);
addLoader("LXUNF002,LXUNF008,LXUNF010", NULL);
addFilter32(0x46);
addLoader("LXUNF042,LXUNF035", NULL);
addLoader("LXUNF002,LXUNF008,LXUNF010", NULL);
addFilter32(0x49);
addLoader("LXUNF042,LXUNF035", NULL);
addLoader("LXPTI200", NULL);
addLoader("FOLDEXEC", NULL);
upx_byte const *p = getLoader();
lsize = getLoaderSize();
updateLoader(fo);
fo->write(p, lsize);
elfout.phdr[0].p_filesz = fo->getBytesWritten();
}
else {
updateLoader(fo);
}
}
void PackUnix::pack3(OutputFile *fo, Filter &/*ft*/)
{
upx_byte *p = getLoader();
lsize = getLoaderSize();
updateLoader(fo);
patchLoaderChecksum();
fo->write(p, lsize);
}
void SlotAssetsMgr::release(AssetsType type, int id) {
string urlpath = getUrl(type, id);
AssetsLoader* assetsLoader = getLoader(urlpath);
if(assetsLoader != NULL) {
LoaderItem* loaderItem = getLoaderItem(assetsLoader);
if(loaderItem) loaderItem->setInvalid();
}
}
bool DkImageContainer::saveImage(const QString& filePath, const QImage saveImg, int compression /* = -1 */) {
QFileInfo saveFile = saveImageIntern(filePath, getLoader(), saveImg, compression);
saveFile.refresh();
qDebug() << "save file: " << saveFile.absoluteFilePath();
return saveFile.exists() && saveFile.isFile();
}
bool DkImageContainer::loadImage() {
if (!QFileInfo(mFileInfo).exists())
return false;
if (getFileBuffer()->isEmpty())
mFileBuffer = loadFileToBuffer(mFilePath);
mLoader = loadImageIntern(mFilePath, getLoader(), mFileBuffer);
return mLoader->hasImage();
}
void
PackUnix::patchLoaderChecksum()
{
unsigned char *const ptr = getLoader();
l_info *const lp = &linfo;
// checksum for loader; also some PackHeader info
lp->l_magic = UPX_MAGIC_LE32; // LE32 always
set_te16(&lp->l_lsize, (upx_uint16_t) lsize);
lp->l_version = (unsigned char) ph.version;
lp->l_format = (unsigned char) ph.format;
// INFO: lp->l_checksum is currently unused
set_te32(&lp->l_checksum, upx_adler32(ptr, lsize));
}
void PackVmlinuzI386::pack(OutputFile *fo)
{
readKernel();
// prepare filter
Filter ft(ph.level);
ft.buf_len = ph.u_len;
ft.addvalue = physical_start; // saves 4 bytes in unfilter code
// compress
upx_compress_config_t cconf; cconf.reset();
// limit stack size needed for runtime decompression
cconf.conf_lzma.max_num_probs = 1846 + (768 << 4); // ushort: ~28 KiB stack
compressWithFilters(&ft, 512, &cconf, getStrategy(ft));
const unsigned lsize = getLoaderSize();
defineDecompressorSymbols();
defineFilterSymbols(&ft);
linker->defineSymbol("src_for_decompressor", zimage_offset + lsize);
linker->defineSymbol("original_entry", physical_start);
linker->defineSymbol("stack_offset", stack_offset_during_uncompression);
relocateLoader();
MemBuffer loader(lsize);
memcpy(loader, getLoader(), lsize);
patchPackHeader(loader, lsize);
boot_sect_t * const bs = (boot_sect_t *) ((unsigned char *) setup_buf);
bs->sys_size = ALIGN_UP(lsize + ph.c_len, 16u) / 16;
bs->payload_length = ph.c_len;
fo->write(setup_buf, setup_buf.getSize());
fo->write(loader, lsize);
fo->write(obuf, ph.c_len);
#if 0
printf("%-13s: setup : %8ld bytes\n", getName(), (long) setup_buf.getSize());
printf("%-13s: loader : %8ld bytes\n", getName(), (long) lsize);
printf("%-13s: compressed : %8ld bytes\n", getName(), (long) ph.c_len);
#endif
// verify
verifyOverlappingDecompression();
// finally check the compression ratio
if (!checkFinalCompressionRatio(fo))
throwNotCompressible();
}
bool DkImageContainerT::loadImageThreaded(bool force) {
#ifdef WITH_QUAZIP
//zip archives: get zip file fileInfo for checks
if(isFromZip())
setFilePath(getZipData()->getZipFilePath());
#endif
// check file for updates
QFileInfo fileInfo = filePath();
QDateTime modifiedBefore = fileInfo.lastModified();
fileInfo.refresh();
if (force || fileInfo.lastModified() != modifiedBefore || getLoader()->isDirty()) {
qDebug() << "updating image...";
getThumb()->setImage(QImage());
clear();
}
// null file?
if (fileInfo.fileName().isEmpty() || !fileInfo.exists()) {
QString msg = tr("Sorry, the file: %1 does not exist... ").arg(fileName());
emit showInfoSignal(msg);
mLoadState = exists_not;
return false;
}
else if (!fileInfo.permission(QFile::ReadUser)) {
QString msg = tr("Sorry, you are not allowed to read: %1").arg(fileName());
emit showInfoSignal(msg);
mLoadState = exists_not;
return false;
}
#ifdef WITH_QUAZIP
//zip archives: use the image file info from now on
if(isFromZip())
setFilePath(getZipData()->getImageFileName());
#endif
mLoadState = loading;
fetchFile();
return true;
}
void PackCom::patchLoader(OutputFile *fo,
upx_byte *loader, int lsize,
unsigned calls)
{
const int e_len = getLoaderSectionStart("COMCUTPO");
const int d_len = lsize - e_len;
assert(e_len > 0 && e_len < 128);
assert(d_len > 0 && d_len < 256);
const unsigned upper_end = ph.u_len + ph.overlap_overhead + d_len + 0x100;
unsigned stacksize = 0x60;
if (upper_end + stacksize > 0xfffe)
stacksize = 0x56;
if (upper_end + stacksize > 0xfffe)
throwCantPack("file is too big for dos/com");
linker->defineSymbol("calltrick_calls", calls);
linker->defineSymbol("sp_limit", upper_end + stacksize);
linker->defineSymbol("bytes_to_copy", ph.c_len + lsize);
linker->defineSymbol("copy_source", ph.c_len + lsize + 0x100);
linker->defineSymbol("copy_destination", upper_end);
linker->defineSymbol("neg_e_len", 0 - e_len);
linker->defineSymbol("NRV2B160", ph.u_len + ph.overlap_overhead);
relocateLoader();
loader = getLoader();
// some day we could use the relocation stuff for patchPackHeader too
patchPackHeader(loader,e_len);
// write loader + compressed file
fo->write(loader,e_len); // entry
fo->write(obuf,ph.c_len);
fo->write(loader+e_len,d_len); // decompressor
#if 0
printf("%-13s: entry : %8ld bytes\n", getName(), (long) e_len);
printf("%-13s: compressed : %8ld bytes\n", getName(), (long) ph.c_len);
printf("%-13s: decompressor : %8ld bytes\n", getName(), (long) d_len);
#endif
}
void DkImageContainerT::fetchImage() {
if (mFetchingBuffer)
mBufferWatcher.waitForFinished();
if (mFetchingImage) {
mLoadState = loading;
return;
}
if (getLoader()->hasImage() || /*!fileBuffer || fileBuffer->isEmpty() ||*/ mLoadState == exists_not) {
loadingFinished();
return;
}
qDebug() << "fetching: " << filePath();
mFetchingImage = true;
connect(&mImageWatcher, SIGNAL(finished()), this, SLOT(imageLoaded()), Qt::UniqueConnection);
mImageWatcher.setFuture(QtConcurrent::run(this,
&nmc::DkImageContainerT::loadImageIntern, filePath(), mLoader, mFileBuffer));
}
//Load firm into FCRAM
void loadFirm(void){
//Read FIRM from SD card and write to FCRAM
fopen("/rei/firmware.bin", "rb");
firmSize = fsize()/2;
if(PDN_MPCORE_CFG == 1) fseek(firmSize);
fread(firmLocation, 1, firmSize);
fclose();
decryptFirm(firmLocation, firmSize);
//Initial setup
firm = firmLocation;
section = firm->section;
keyInit(firmLocation + section[2].offset);
//Set MPU for emu/thread code region
getMPU(firmLocation, firmSize, &mpuOffset);
memcpy((u8*)mpuOffset, mpu, sizeof(mpu));
//Inject custom loader
fopen("/rei/loader.cxi", "rb");
u8 *arm11SysMods = (u8 *)firm + section[0].offset;
Size ldrInFirmSize;
Size ldrFileSize = fsize();
getLoader(arm11SysMods, &ldrInFirmSize, &ldrOffset);
memcpy(section[0].address, arm11SysMods, ldrOffset);
fread(section[0].address + ldrOffset, 1, ldrFileSize);
memcpy(section[0].address + ldrOffset + ldrFileSize, arm11SysMods + ldrOffset + ldrInFirmSize, section[0].size - (ldrOffset + ldrInFirmSize));
fclose();
//Dont boot emu if AGB game was just played, or if START was held.
getEmunandSect(&emuOffset, &emuHeader);
if((HID & 0xFFF) == (1 << 3) || CFG_BOOTENV == 0x7 || !(emuOffset | emuHeader))
loadSys();
else
loadEmu();
}
DiskDir *DiskDir::createNew(const char *dir) const
{
return new DiskDir(dir, getLoader());
}
void PackExe::buildLoader(const Filter *)
{
// get flag
exe_header_t dummy_oh;
int flag = fillExeHeader(&dummy_oh);
initLoader(stub_i086_dos16_exe, sizeof(stub_i086_dos16_exe));
if (M_IS_LZMA(ph.method))
{
addLoader("LZMA_DEC00",
opt->small ? "LZMA_DEC10" : "LZMA_DEC20",
"LZMA_DEC30",
use_clear_dirty_stack ? "LZMA_DEC31" : "",
"LZMA_DEC32",
ph.u_len > 0xffff ? "LZMA_DEC33" : "",
NULL
);
addLoaderEpilogue(flag);
defineDecompressorSymbols();
const unsigned lsize0 = getLoaderSize();
// Lzma decompression code starts at ss:0x10, and its size is
// lsize bytes. It also needs getDecompressorWrkmemSize() bytes
// during uncompression. It also uses some stack, so 0x100
// more bytes are allocated
stack_for_lzma = 0x10 + lsize0 + getDecompressorWrkmemSize() + 0x100;
stack_for_lzma = ALIGN_UP(stack_for_lzma, 16u);
unsigned clear_dirty_stack_low = 0x10 + lsize0;
clear_dirty_stack_low = ALIGN_UP(clear_dirty_stack_low, 2u);
if (use_clear_dirty_stack)
linker->defineSymbol("clear_dirty_stack_low", clear_dirty_stack_low);
relocateLoader();
const unsigned lsize = getLoaderSize();
assert(lsize0 == lsize);
MemBuffer loader(lsize);
memcpy(loader, getLoader(), lsize);
MemBuffer compressed_lzma;
compressed_lzma.allocForCompression(lsize);
unsigned c_len_lzma = MemBuffer::getSizeForCompression(lsize);
int r = upx_compress(loader, lsize, compressed_lzma, &c_len_lzma,
NULL, M_NRV2B_LE16, 9, NULL, NULL);
assert(r == UPX_E_OK); assert(c_len_lzma < lsize);
info("lzma+relocator code compressed: %u -> %u", lsize, c_len_lzma);
// reinit the loader
initLoader(stub_i086_dos16_exe, sizeof(stub_i086_dos16_exe));
// prepare loader
if (device_driver)
addLoader("DEVICEENTRY,LZMADEVICE,DEVICEENTRY2", NULL);
linker->addSection("COMPRESSED_LZMA", compressed_lzma, c_len_lzma, 0);
addLoader("LZMAENTRY,NRV2B160,NRVDDONE,NRVDECO1,NRVGTD00,NRVDECO2",
NULL);
}
else if (device_driver)
addLoader("DEVICEENTRY,DEVICEENTRY2", NULL);
addLoader("EXEENTRY",
M_IS_LZMA(ph.method) && device_driver ? "LONGSUB" : "SHORTSUB",
"JNCDOCOPY",
relocsize ? "EXERELPU" : "",
"EXEMAIN4",
M_IS_LZMA(ph.method) ? "" : "EXEMAIN4B",
"EXEMAIN4C",
M_IS_LZMA(ph.method) ? "COMPRESSED_LZMA_START,COMPRESSED_LZMA" : "",
"+G5DXXXX,UPX1HEAD,EXECUTPO",
NULL
);
if (ph.method == M_NRV2B_8)
addLoader("NRV2B16S", // decompressor
ph.u_len > DI_LIMIT ? "N2B64K01" : "",
"NRV2BEX1",
opt->cpu == opt->CPU_8086 ? "N2BX8601" : "N2B28601",
"NRV2BEX2",
opt->cpu == opt->CPU_8086 ? "N2BX8602" : "N2B28602",
"NRV2BEX3",
ph.c_len > 0xffff ? "N2B64K02" : "",
"NRV2BEX9",
NULL
);
else if (ph.method == M_NRV2D_8)
addLoader("NRV2D16S",
ph.u_len > DI_LIMIT ? "N2D64K01" : "",
"NRV2DEX1",
opt->cpu == opt->CPU_8086 ? "N2DX8601" : "N2D28601",
"NRV2DEX2",
opt->cpu == opt->CPU_8086 ? "N2DX8602" : "N2D28602",
"NRV2DEX3",
ph.c_len > 0xffff ? "N2D64K02" : "",
"NRV2DEX9",
NULL
);
else if (ph.method == M_NRV2E_8)
addLoader("NRV2E16S",
ph.u_len > DI_LIMIT ? "N2E64K01" : "",
"NRV2EEX1",
opt->cpu == opt->CPU_8086 ? "N2EX8601" : "N2E28601",
"NRV2EEX2",
opt->cpu == opt->CPU_8086 ? "N2EX8602" : "N2E28602",
"NRV2EEX3",
ph.c_len > 0xffff ? "N2E64K02" : "",
"NRV2EEX9",
NULL
);
else if M_IS_LZMA(ph.method)
return;
else
void PackTos::pack(OutputFile *fo)
{
unsigned t;
unsigned nrelocs = 0;
unsigned relocsize = 0;
unsigned overlay = 0;
const unsigned i_text = ih.fh_text;
const unsigned i_data = ih.fh_data;
const unsigned i_sym = ih.fh_sym;
const unsigned i_bss = ih.fh_bss;
symbols.reset();
symbols.need_reloc = false;
// prepare symbols for buildLoader() - worst case
symbols.loop1.init(65536 + 1);
symbols.loop2.init((160 - 1) / 4);
symbols.loop3.init(65536 + 1);
symbols.up21_d4 = 65536 + 1;
symbols.up21_a6 = 65536 + 1;
symbols.up31_base_d4 = 65536 + 1;
symbols.up31_base_a6 = 65536 + 1;
// read file
const unsigned isize = file_size - i_sym;
ibuf.alloc(isize);
fi->seek(FH_SIZE, SEEK_SET);
// read text + data
t = i_text + i_data;
fi->readx(ibuf,t);
// skip symbols
if (i_sym && opt->exact)
throwCantPackExact();
fi->seek(i_sym,SEEK_CUR);
// read relocations + overlay
overlay = file_size - (FH_SIZE + i_text + i_data + i_sym);
fi->readx(ibuf+t,overlay);
#if 0 || (TESTING)
printf("text: %d, data: %d, sym: %d, bss: %d, flags=0x%x\n",
i_text, i_data, i_sym, i_bss, (int)ih.fh_flag);
printf("xx1 reloc: %d, overlay: %d, fixup: %d\n", relocsize, overlay, overlay >= 4 ? (int)get_be32(ibuf+t) : -1);
#endif
// Check relocs (see load_and_reloc() in freemint/sys/memory.c).
// Must work around TOS bugs and lots of broken programs.
if (overlay < 4)
{
// Bug workaround: Whatever this is, silently keep it in
// the (unused) relocations for byte-identical unpacking.
relocsize = overlay;
overlay = 0;
}
else if (get_be32(ibuf+t) == 0)
{
// Bug workaround - check the empty fixup before testing fh_reloc.
relocsize = 4;
overlay -= 4;
}
else if (ih.fh_reloc != 0)
relocsize = 0;
else {
int r = check_relocs(ibuf+t, overlay, t, &nrelocs, &relocsize, &overlay);
if (r != 0)
throwCantPack("bad relocation table");
symbols.need_reloc = true;
}
#if 0 || (TESTING)
printf("xx2: %d relocs: %d, overlay: %d, t: %d\n", nrelocs, relocsize, overlay, t);
#endif
checkOverlay(overlay);
// Append original fileheader.
t += relocsize;
ih.fh_sym = 0; // we stripped all symbols
memcpy(ibuf+t, &ih, FH_SIZE);
t += FH_SIZE;
#if 0 || (TESTING)
printf("xx3 reloc: %d, overlay: %d, t: %d\n", relocsize, overlay, t);
#endif
assert(t <= isize);
// Now the data in ibuf[0..t] looks like this:
// text + data + relocs + original file header
// After compression this will become the first part of the
// data segement. The second part will be the decompressor.
// alloc buffer (4096 is for decompressor and the various alignments)
obuf.allocForCompression(t, 4096);
// prepare packheader
ph.u_len = t;
// prepare filter
Filter ft(ph.level);
// compress (max_match = 65535)
upx_compress_config_t cconf; cconf.reset();
cconf.conf_ucl.max_match = 65535;
cconf.conf_lzma.max_num_probs = 1846 + (768 << 4); // ushort: ~28 KiB stack
compressWithFilters(&ft, 512, &cconf);
//
// multipass buildLoader()
//
// save initial loader
const unsigned initial_lsize = getLoaderSize();
unsigned last_lsize = initial_lsize;
MemBuffer last_loader(last_lsize);
memcpy(last_loader, getLoader(), last_lsize);
unsigned o_text, o_data, o_bss;
unsigned e_len, d_len, d_off;
for (;;)
{
// The decompressed data will now get placed at this offset:
unsigned offset = (ph.u_len + ph.overlap_overhead) - ph.c_len;
// get loader
const unsigned lsize = getLoaderSize();
e_len = getLoaderSectionStart("CUTPOINT");
d_len = lsize - e_len;
assert((e_len & 3) == 0 && (d_len & 1) == 0);
// compute section sizes
o_text = e_len;
o_data = ph.c_len;
o_bss = i_bss;
// word align len of compressed data
while (o_data & 1)
{
obuf[o_data++] = 0;
offset++;
}
// append decompressor (part 2 of loader)
d_off = o_data;
////memcpy(obuf + d_off, getLoader() + e_len, d_len); // must be done after relocation
o_data += d_len;
// dword align the len of the final data segment
while (o_data & 3)
{
obuf[o_data++] = 0;
offset++;
}
// dword align offset
while (offset & 3)
offset++;
// new bss
if (i_text + i_data + i_bss > o_text + o_data + o_bss)
o_bss = (i_text + i_data + i_bss) - (o_text + o_data);
// dirty bss
unsigned dirty_bss = (o_data + offset) - (i_text + i_data);
//printf("real dirty_bss: %d\n", dirty_bss);
// dword align (or 16 - for speedup when clearing the dirty bss)
const unsigned dirty_bss_align = opt->small ? 4 : 16;
while (dirty_bss & (dirty_bss_align - 1))
dirty_bss++;
// adjust bss, assert room for some stack
unsigned stack = 512 + getDecompressorWrkmemSize();
if (dirty_bss + stack > o_bss)
o_bss = dirty_bss + stack;
// dword align the len of the final bss segment
while (o_bss & 3)
o_bss++;
// update symbols for buildLoader()
if (opt->small)
{
symbols.loop1.init(o_data / 4);
symbols.loop2.init(0);
}
else
{
symbols.loop1.init(o_data / 160);
symbols.loop2.init((o_data % 160) / 4);
}
symbols.loop3.init(dirty_bss / dirty_bss_align);
symbols.up21_d4 = o_data + offset;
symbols.up31_base_d4 = d_off + offset;
symbols.up21_a6 = symbols.up21_d4 - (i_text + i_data);
symbols.up31_base_a6 = symbols.up31_base_d4 - (i_text + i_data);
assert((int)symbols.up21_a6 > 0);
assert((int)symbols.up31_base_a6 > 0);
const unsigned c = linker->getSymbolOffset("code_on_stack");
unsigned d;
d = linker->getSymbolOffset("flush_cache_rts") - c;
symbols.flush_cache_rts_offset = d;
d = linker->getSymbolOffset("clear_dirty_stack_loop") - c;
symbols.clear_dirty_stack_len = (d + 3) / 4 + 32 - 1;
d = linker->getSymbolOffset("code_on_stack_end") - c;
symbols.copy_to_stack_len = d / 2 - 1;
// now re-build loader
buildLoader(&ft);
unsigned new_lsize = getLoaderSize();
//printf("buildLoader %d %d\n", new_lsize, initial_lsize);
assert(new_lsize <= initial_lsize);
if (new_lsize == last_lsize && memcmp(getLoader(), last_loader, last_lsize) == 0)
break;
last_lsize = new_lsize;
memcpy(last_loader, getLoader(), last_lsize);
}
//
// define symbols and reloc
//
defineDecompressorSymbols();
linker->defineSymbol("loop1_count", symbols.loop1.value);
linker->defineSymbol("loop2_count", symbols.loop2.value);
linker->defineSymbol("loop3_count", symbols.loop3.value);
linker->defineSymbol("orig_p_tlen", i_text);
linker->defineSymbol("orig_p_dlen", i_data);
linker->defineSymbol("orig_p_blen", i_bss);
if (symbols.up21_a6 <= 32767)
linker->defineSymbol("up21_a6", symbols.up21_a6);
else
linker->defineSymbol("up21_d4", symbols.up21_d4);
if (symbols.up31_a6 <= 32767)
linker->defineSymbol("up31_a6", symbols.up31_a6);
else if (symbols.up31_d4 <= 32767)
linker->defineSymbol("up31_d4", symbols.up31_d4);
else if (symbols.up31_a6 <= 65534)
linker->defineSymbol("up31_a6", symbols.up31_a6 - 32767);
else
linker->defineSymbol("up31_d4", symbols.up31_d4);
#if 0
printf("relocsize = %d\n", relocsize);
printf("upx21(d4) = %d\n", symbols.up21_d4);
printf("upx21(a6) = %d\n", symbols.up21_a6);
printf("upx31(d4) = %d\n", symbols.up31_d4);
printf("upx31(a6) = %d\n", symbols.up31_a6);
#endif
linker->defineSymbol("flush_cache_rts_offset", symbols.flush_cache_rts_offset);
linker->defineSymbol("copy_to_stack_len", symbols.copy_to_stack_len);
linker->defineSymbol("clear_dirty_stack_len", symbols.clear_dirty_stack_len);
relocateLoader();
//
// write
//
// set new file_hdr
memcpy(&oh, &ih, FH_SIZE);
if (opt->atari_tos.split_segments)
{
oh.fh_text = o_text;
oh.fh_data = o_data;
}
else
{
// put everything into the text segment
oh.fh_text = o_text + o_data;
oh.fh_data = 0;
}
oh.fh_bss = o_bss;
oh.fh_sym = 0;
oh.fh_reserved = 0;
// only keep the following flags:
oh.fh_flag = ih.fh_flag & (F_FASTLOAD | F_ALTALLOC | F_SMALLTPA | F_ALLOCZERO | F_KEEP);
// add an empty relocation fixup to workaround a bug in some TOS versions
oh.fh_reloc = 0;
#if 0 || (TESTING)
printf("old text: %6d, data: %6d, bss: %6d, reloc: %d, overlay: %d\n",
i_text, i_data, i_bss, relocsize, overlay);
printf("new text: %6d, data: %6d, bss: %6d, flag=0x%x\n",
o_text, o_data, o_bss, (int)oh.fh_flag);
linker->dumpSymbols();
#endif
// prepare loader
MemBuffer loader(o_text);
memcpy(loader, getLoader(), o_text);
patchPackHeader(loader, o_text);
// write new file header, loader and compressed file
fo->write(&oh, FH_SIZE);
fo->write(loader, o_text); // entry
if (opt->debug.dump_stub_loader)
OutputFile::dump(opt->debug.dump_stub_loader, loader, o_text);
memcpy(obuf + d_off, getLoader() + e_len, d_len); // copy decompressor
fo->write(obuf, o_data); // compressed + decompressor
// write empty relocation fixup
fo->write("\x00\x00\x00\x00", 4);
// verify
verifyOverlappingDecompression();
// copy the overlay
copyOverlay(fo, overlay, &obuf);
// finally check the compression ratio
if (!checkFinalCompressionRatio(fo))
throwNotCompressible();
}
int main(int argc,char **argv)
{
QCoreApplication app(argc,argv);
if(app.arguments().size()<2) {
showSupportedBinTypes();
return -1;
}
BinType bin_type = getLoader(app.arguments()[1]);
if(bin_type==eInvalid) {
qCritical() << "Unhandled bin file type";
showSupportedBinTypes();
return -1;
}
BinStore binfile;
binfile.open(argv[1],0);
QString target_basename=QFileInfo(argv[1]).baseName();
bool json_output=true;
try // handle possible cereal::RapidJSONException
{
if(app.arguments().size()>2)
json_output = app.arguments()[2].toInt()!=0;
switch(bin_type)
{
case eLevelsDebts: doConvert(doLoadRef<LevelExpAndDebt>(&binfile),target_basename,json_output); break;
case eCombineChances: doConvert(doLoadRef<Parse_Combining>(&binfile),target_basename,json_output); break;
case eBoostEffectiveness: doConvert(doLoadRef<Parse_Effectiveness>(&binfile),target_basename,json_output); break;
case eParticleSystems:doConvert(doLoad<Parse_AllPSystems>(&binfile),target_basename,json_output); break;
case eShops: doConvert(doLoadRef<AllShops_Data>(&binfile),target_basename,json_output); break;
case eShopItems: doConvert(doLoad<AllShopItems_Data>(&binfile),target_basename,json_output); break;
case eShopDepts: doConvert(doLoad<AllShopDepts_Data>(&binfile),target_basename,json_output); break;
// case eSequencers: doConvert(doLoad<SequencerList>(&binfile),target_basename,json_output); break;
case eTailorCosts: doConvert(doLoad<AllTailorCosts_Data>(&binfile),target_basename,json_output); break;
case eCostumeSets: doConvert(doLoad<CostumeSet_Data>(&binfile),target_basename,json_output); break;
case eBodyParts: doConvert(doLoad<AllBodyParts_Data>(&binfile),target_basename,json_output); break;
case eGroupEmblems: doConvert(doLoad<GeoSet_Data>(&binfile),target_basename,json_output); break;
case ePaletteSets: doConvert(doLoad<Pallette_Data>(&binfile),target_basename,json_output); break;
case eZones: doConvert(doLoadRef<AllMaps_Data>(&binfile),target_basename,json_output); break;
case eAttribNames: doConvert(doLoadRef<AttribNames_Data>(&binfile),target_basename,json_output); break;
case eSceneGraph: doConvert(doLoadRef<SceneGraph_Data>(&binfile),target_basename,json_output); break;
case eTrickDefinitions: doConvert(doLoadRef<SceneModifiers>(&binfile),target_basename,json_output); break;
case eEntityClasses: doConvert(doLoadRef<Parse_AllCharClasses>(&binfile),target_basename,json_output); break;
case eEntityOrigins: doConvert(doLoadRef<Parse_AllOrigins>(&binfile),target_basename,json_output); break;
case ePowerDefinitions: doConvert(doLoadRef<AllPowerCategories>(&binfile),target_basename,json_output); break;
case eNpcDefinitions:
{
auto data = doLoadRef<AllNpcs_Data>(&binfile);
if (qApp->arguments().size() > 2)
{
QString name_to_find = app.arguments()[2];
std::sort(data->begin(), data->end(), [](const Parse_NPC &a, const Parse_NPC &b) -> bool {
return QString(a.m_Name).compare(QString(b.m_Name), Qt::CaseInsensitive) < 0;
});
auto iter = std::find_if(data->begin(), data->end(), [name_to_find](const Parse_NPC &n) -> bool {
if (n.m_Name == name_to_find)
return true;
return false;
});
qDebug() << iter - data->begin();
} else
doConvert(data, target_basename, json_output);
}
break;
case eFxBehavior_Definitions: doConvert(doLoadRef<Fx_AllBehaviors>(&binfile),target_basename,json_output); break;
case eFxInfo_Definitions: doConvert(doLoadRef<Fx_AllInfos>(&binfile),target_basename,json_output); break;
default:
break;
}
}
catch(cereal::RapidJSONException &e)
{
qWarning() << e.what();
return -1;
}
catch(std::exception &e)
{
qCritical() << e.what();
return -1;
}
return 0;
}
void PackTmt::pack(OutputFile *fo)
{
big_relocs = 0;
Packer::handleStub(fi,fo,adam_offset);
const unsigned usize = ih.imagesize;
const unsigned rsize = ih.relocsize;
ibuf.alloc(usize+rsize+128);
obuf.allocForCompression(usize+rsize+128);
MemBuffer wrkmem;
wrkmem.alloc(rsize+EXTRA_INFO); // relocations
fi->seek(adam_offset+sizeof(ih),SEEK_SET);
fi->readx(ibuf,usize);
fi->readx(wrkmem+4,rsize);
const unsigned overlay = file_size - fi->tell();
if (find_le32(ibuf,128,get_le32("UPX ")) >= 0)
throwAlreadyPacked();
if (rsize == 0)
throwCantPack("file is already compressed with another packer");
checkOverlay(overlay);
unsigned relocsize = 0;
//if (rsize)
{
for (unsigned ic=4; ic<=rsize; ic+=4)
set_le32(wrkmem+ic,get_le32(wrkmem+ic)-4);
relocsize = ptr_diff(optimizeReloc32(wrkmem+4,rsize/4,wrkmem,ibuf,1,&big_relocs), wrkmem);
}
wrkmem[relocsize++] = 0;
set_le32(wrkmem+relocsize,ih.entry); // save original entry point
relocsize += 4;
set_le32(wrkmem+relocsize,relocsize+4);
relocsize += 4;
memcpy(ibuf+usize,wrkmem,relocsize);
// prepare packheader
ph.u_len = usize + relocsize;
// prepare filter
Filter ft(ph.level);
ft.buf_len = usize;
// compress
upx_compress_config_t cconf; cconf.reset();
// limit stack size needed for runtime decompression
cconf.conf_lzma.max_num_probs = 1846 + (768 << 4); // ushort: ~28 KiB stack
compressWithFilters(&ft, 512, &cconf);
const unsigned lsize = getLoaderSize();
const unsigned s_point = getLoaderSection("TMTMAIN1");
int e_len = getLoaderSectionStart("TMTCUTPO");
const unsigned d_len = lsize - e_len;
assert(e_len > 0 && s_point > 0);
// patch loader
linker->defineSymbol("original_entry", ih.entry);
defineDecompressorSymbols();
defineFilterSymbols(&ft);
linker->defineSymbol("bytes_to_copy", ph.c_len + d_len);
linker->defineSymbol("copy_dest", 0u - (ph.u_len + ph.overlap_overhead + d_len - 1));
linker->defineSymbol("copy_source", ph.c_len + lsize - 1);
//fprintf(stderr,"\nelen=%x dlen=%x copy_len=%x copy_to=%x oo=%x jmp_pos=%x ulen=%x c_len=%x \n\n",
// e_len,d_len,copy_len,copy_to,ph.overlap_overhead,jmp_pos,ph.u_len,ph.c_len);
linker->defineSymbol("TMTCUTPO", ph.u_len + ph.overlap_overhead);
relocateLoader();
MemBuffer loader(lsize);
memcpy(loader,getLoader(),lsize);
patchPackHeader(loader,e_len);
memcpy(&oh,&ih,sizeof(oh));
oh.imagesize = ph.c_len + lsize; // new size
oh.entry = s_point; // new entry point
oh.relocsize = 4;
// write loader + compressed file
fo->write(&oh,sizeof(oh));
fo->write(loader,e_len);
fo->write(obuf,ph.c_len);
fo->write(loader+lsize-d_len,d_len); // decompressor
char rel_entry[4];
set_le32(rel_entry,5 + s_point);
fo->write(rel_entry,sizeof (rel_entry));
// verify
verifyOverlappingDecompression();
// copy the overlay
copyOverlay(fo, overlay, &obuf);
// finally check the compression ratio
if (!checkFinalCompressionRatio(fo))
throwNotCompressible();
}
void
release_loader()
{
getLoader()->Release();
}
void PackWcle::pack(OutputFile *fo)
{
handleStub(fo);
if (ih.byte_order || ih.word_order
|| ih.exe_format_level
|| ih.cpu_type < 2 || ih.cpu_type > 5
|| ih.target_os != 1
|| ih.module_type != 0x200
|| ih.object_iterate_data_map_offset
|| ih.resource_entries
|| ih.module_directives_entries
|| ih.imported_modules_count
|| ih.object_table_entries > 255)
throwCantPack("watcom/le: unexpected value in header");
readObjectTable();
readPageMap();
readResidentNames();
readEntryTable();
readFixupPageTable();
readFixups();
readImage();
readNonResidentNames();
// if (find_le32(iimage,20,get_le32("UPX ")) >= 0)
if (find_le32(iimage,UPX_MIN(soimage,256u),UPX_MAGIC_LE32) >= 0)
throwAlreadyPacked();
if (ih.init_ss_object != objects)
throwCantPack("the stack is not in the last object");
preprocessFixups();
const unsigned text_size = IOT(ih.init_cs_object-1,npages) * mps;
const unsigned text_vaddr = IOT(ih.init_cs_object-1,my_base_address);
// attach some useful data at the end of preprocessed fixups
ifixups[sofixups++] = (unsigned char) (ih.automatic_data_object & 0xff);
unsigned ic = objects*sizeof(*iobject_table);
memcpy(ifixups+sofixups,iobject_desc,ic);
iobject_desc.dealloc();
sofixups += ic;
set_le32(ifixups+sofixups,ih.init_esp_offset+IOT(ih.init_ss_object-1,my_base_address)); // old stack pointer
set_le32(ifixups+sofixups+4,ih.init_eip_offset+text_vaddr); // real entry point
set_le32(ifixups+sofixups+8,mps*pages); // virtual address of unpacked relocations
ifixups[sofixups+12] = (unsigned char) (unsigned) objects;
sofixups += 13;
// prepare filter
Filter ft(ph.level);
ft.buf_len = text_size;
ft.addvalue = text_vaddr;
// compress
encodeImage(&ft);
const unsigned lsize = getLoaderSize();
neweip = getLoaderSection("WCLEMAIN");
int e_len = getLoaderSectionStart("WCLECUTP");
const unsigned d_len = lsize - e_len;
assert(e_len > 0 && e_len < RESERVED);
memmove(oimage+e_len,oimage+RESERVED,soimage);
soimage += lsize;
opages = (soimage+mps-1)/mps;
oh.bytes_on_last_page = soimage%mps;
encodeObjectTable();
encodeFixups();
encodeFixupPageTable();
encodePageMap();
encodeEntryTable();
encodeResidentNames();
encodeNonResidentNames();
// patch loader
ic = (OOT(0,virtual_size) - d_len) &~ 15;
assert(ic > ((ph.u_len + ph.overlap_overhead + 31) &~ 15));
linker->defineSymbol("WCLECUTP", ic);
linker->defineSymbol("original_entry", ih.init_eip_offset + text_vaddr);
linker->defineSymbol("original_stack", ih.init_esp_offset +
IOT(ih.init_ss_object - 1, my_base_address));
linker->defineSymbol("start_of_relocs", mps*pages);
defineDecompressorSymbols();
defineFilterSymbols(&ft);
linker->defineSymbol("filter_buffer_start", text_vaddr);
unsigned jpos = (((ph.c_len + 3) &~ 3) + d_len + 3) / 4;
linker->defineSymbol("words_to_copy", jpos);
linker->defineSymbol("copy_dest", ((ic + d_len + 3) &~ 3) - 4);
linker->defineSymbol("copy_source", e_len + jpos * 4 - 4);
relocateLoader();
MemBuffer loader(lsize);
memcpy(loader, getLoader(), lsize);
patchPackHeader(loader, lsize);
memcpy(oimage, loader, e_len);
memcpy(oimage + soimage - d_len, loader + e_len, d_len);
writeFile(fo, opt->watcom_le.le);
// verify
verifyOverlappingDecompression(oimage + e_len, oimage.getSize() - e_len);
// copy the overlay
const unsigned overlaystart = ih.data_pages_offset + exe_offset
+ getImageSize();
const unsigned overlay = file_size - overlaystart - ih.non_resident_name_table_length;
checkOverlay(overlay);
copyOverlay(fo, overlay, &oimage);
// finally check the compression ratio
if (!checkFinalCompressionRatio(fo))
throwNotCompressible();
}
Track::Track(GLint givenVertexBufferLoc,
GLint givenNormalBufferLoc) {
setLoader(new ObjLoader());
ObjLoader * myLoaderRef = getLoader();
myLoaderRef -> loadObj(TRACK_PATH, MTL_BASEPATH);
// In this OpenGL program, x-z is the horizontal plane.
// The following code snippet grabs the x and z coordinates of all the
// vertices that are at the bottom of the inner walls of the track.
//std::cout << "ListPlot[ { " << std::endl;
std::vector<GLfloat> vertices = myLoaderRef->getVertices();
for (int i = 0; i < vertices.size(); i += 3) {
if (vertices[i + 1] > 1) continue;
//if (i) std::cout << ", ";
//std::cout << "{" << vertices[i] << ", " << vertices[i + 2] << "}";
walls.push_back(glm::vec2(vertices[i], vertices[i+2]));
}
//std::cout << " } ]" << std::endl;
glGenBuffers(1, &vertexBuffer);
glBindBuffer(GL_ARRAY_BUFFER, vertexBuffer);
glBufferData(GL_ARRAY_BUFFER,
myLoaderRef -> getVertices().size() * sizeof(GLfloat),
myLoaderRef -> getVertices().data(),
GL_STATIC_DRAW);
glBindBuffer(GL_ARRAY_BUFFER, 0);
glGenBuffers(1, &normalBuffer);
glBindBuffer(GL_ARRAY_BUFFER, normalBuffer);
glBufferData(GL_ARRAY_BUFFER,
myLoaderRef -> getNormals().size() * sizeof(GLfloat),
myLoaderRef -> getNormals().data(),
GL_STATIC_DRAW);
glBindBuffer(GL_ARRAY_BUFFER, 0);
glGenBuffers(1, &indexBuffer);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, indexBuffer);
glBufferData(GL_ELEMENT_ARRAY_BUFFER,
myLoaderRef -> getIndices().size() * sizeof(GLuint),
myLoaderRef -> getIndices().data(),
GL_STATIC_DRAW);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
vertexCount = (unsigned int) myLoaderRef -> getIndices().size();
// setup initial model matrix
scaleMatrix = glm::translate(glm::mat4(1.0f), glm::vec3(0.0f, -1.0f, 0.0f)) * glm::mat4(1.0f);
setModelMatrix(scaleMatrix);
// wrap states using vao
glGenVertexArraysAPPLE(1, &vertexArrayObjectHandle);
glBindVertexArrayAPPLE(vertexArrayObjectHandle);
// bind vertex array
glEnableVertexAttribArray(givenVertexBufferLoc);
glBindBuffer(GL_ARRAY_BUFFER, vertexBuffer);
glVertexAttribPointer(givenVertexBufferLoc,
3, // to simplify program, we always use triangles
GL_FLOAT, // type of elements in vertex buffer is GLfloat
GL_FALSE, // not normalized
0, // to simplify program, we keep each object in a homogeneous buffer
0);
glEnableVertexAttribArray(givenNormalBufferLoc);
glBindBuffer(GL_ARRAY_BUFFER, normalBuffer);
glVertexAttribPointer(givenNormalBufferLoc,
3,
GL_FLOAT,
GL_FALSE,
0,
0);
// bind index array
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, indexBuffer);
// finished: unbind vao to clear state
glBindVertexArrayAPPLE(0);
}
QSharedPointer<DkMetaDataT> DkImageContainer::getMetaData() {
return getLoader()->getMetaData();
}
void DkImageContainer::setImage(const QImage& img, const QString& filePath) {
setFilePath(mFilePath);
getLoader()->setImage(img, filePath);
mEdited = true;
}
bool DkImageContainer::saveImage(const QString& filePath, int compression /* = -1 */) {
return saveImage(filePath, getLoader()->image(), compression);
}
bool DkImageContainer::setPageIdx(int skipIdx) {
return getLoader()->setPageIdx(skipIdx);
}
void PackBvmlinuzI386::pack(OutputFile *fo)
{
readKernel();
// prepare filter
Filter ft(ph.level);
ft.buf_len = (filter_len ? filter_len : (ph.u_len * 3)/5);
// May 2008: 3/5 is heuristic to cover most .text but avoid non-instructions.
// Otherwise "call trick" filter cannot find a free marker byte,
// especially when it searches over tables of data.
ft.addvalue = 0; // The destination buffer might be relocated at runtime.
upx_compress_config_t cconf; cconf.reset();
// LINUZ001 allows most of low memory as stack for Bvmlinuz
cconf.conf_lzma.max_num_probs = (0x90000 - 0x10000)>>1; // ushort: 512 KiB stack
compressWithFilters(&ft, 512, &cconf, getStrategy(ft));
// align everything to dword boundary - it is easier to handle
unsigned c_len = ph.c_len;
memset(obuf + c_len, 0, 4);
c_len = ALIGN_UP(c_len, 4u);
const unsigned lsize = getLoaderSize();
if (M_IS_LZMA(ph.method)) {
const lzma_compress_result_t *res = &ph.compress_result.result_lzma;
upx_uint32_t properties = // lc, lp, pb, dummy
(res->lit_context_bits << 0) |
(res->lit_pos_bits << 8) |
(res->pos_bits << 16);
if (linker->bele->isBE()) // big endian - bswap32
acc_swab32s(&properties);
linker->defineSymbol("lzma_properties", properties);
// -2 for properties
linker->defineSymbol("lzma_c_len", ph.c_len - 2);
linker->defineSymbol("lzma_u_len", ph.u_len);
unsigned const stack = getDecompressorWrkmemSize();
linker->defineSymbol("lzma_stack_adjust", 0u - stack);
}
const int e_len = getLoaderSectionStart("LZCUTPOI");
assert(e_len > 0);
if (0==page_offset) { // not relocatable kernel
const unsigned d_len4 = ALIGN_UP(lsize - e_len, 4u);
const unsigned decompr_pos = ALIGN_UP(ph.u_len + ph.overlap_overhead, 16u);
const unsigned copy_size = c_len + d_len4;
const unsigned edi = decompr_pos + d_len4 - 4; // copy to
const unsigned esi = ALIGN_UP(c_len + lsize, 4u) - 4; // copy from
linker->defineSymbol("decompressor", decompr_pos - bzimage_offset + physical_start);
linker->defineSymbol("src_for_decompressor", physical_start + decompr_pos - c_len);
linker->defineSymbol("words_to_copy", copy_size / 4);
linker->defineSymbol("copy_dest", physical_start + edi);
linker->defineSymbol("copy_source", bzimage_offset + esi);
}
defineFilterSymbols(&ft);
defineDecompressorSymbols();
if (0==page_offset) {
linker->defineSymbol("original_entry", physical_start);
}
linker->defineSymbol("stack_offset", stack_offset_during_uncompression);
relocateLoader();
MemBuffer loader(lsize);
memcpy(loader, getLoader(), lsize);
patchPackHeader(loader, lsize);
boot_sect_t * const bs = (boot_sect_t *) ((unsigned char *) setup_buf);
bs->sys_size = (ALIGN_UP(lsize + c_len, 16u) / 16);
fo->write(setup_buf, setup_buf.getSize());
unsigned const e_pfx = (0==page_offset) ? 0 : getLoaderSectionStart("LINUZ110");
if (0!=page_offset) {
fo->write(loader, e_pfx);
}
else {
fo->write(loader, e_len);
}
fo->write(obuf, c_len);
if (0!=page_offset) {
fo->write(loader + e_pfx, e_len - e_pfx);
}
fo->write(loader + e_len, lsize - e_len);
#if 0
printf("%-13s: setup : %8ld bytes\n", getName(), (long) setup_buf.getSize());
printf("%-13s: entry : %8ld bytes\n", getName(), (long) e_len);
printf("%-13s: compressed : %8ld bytes\n", getName(), (long) c_len);
printf("%-13s: decompressor : %8ld bytes\n", getName(), (long) (lsize - e_len));
#endif
// verify
verifyOverlappingDecompression();
// finally check the compression ratio
if (!checkFinalCompressionRatio(fo))
throwNotCompressible();
}
XmlVisitor::XmlVisitor(Loader *aLoader) :
loader(aLoader),
elementHandler(getLoader())
{
}