{

versions.clear();

error = false;

{

for (const auto& version : versions)

{

if(version->hasMD5(hash))

return version;

}

return nullptr;

{

for (const auto& version : versions)

{

if(version->hasPE(timestamp))

return version;

}

return nullptr;

{

bool no_vtables = getenv("DFHACK_NO_VTABLES");

bool no_globals = getenv("DFHACK_NO_GLOBALS");

TiXmlElement* pMemEntry;

const char *cstr_name = entry->Attribute("name");

if (!cstr_name)

throw Error::SymbolsXmlBadAttribute("name");

const char *cstr_os = entry->Attribute("os-type");

if (!cstr_os)

throw Error::SymbolsXmlBadAttribute("os-type");

string os = cstr_os;

mem->setVersion(cstr_name);

if(os == "windows")

{

mem->setOS(OS_WINDOWS);

}

else if(os == "linux")

{

mem->setOS(OS_LINUX);

}

else if(os == "darwin")

{

mem->setOS(OS_APPLE);

}

else

{

return; // ignore it if it's invalid

}

mem->setBase(DEFAULT_BASE_ADDR); // Memory.h

// process additional entries

//cout << "Entry " << cstr_version << " " << cstr_os << endl;

if (!entry->FirstChildElement()) {

cerr << "Empty symbol table: " << entry->Attribute("name") << endl;

return;

}

pMemEntry = entry->FirstChildElement()->ToElement();

for(;pMemEntry;pMemEntry=pMemEntry->NextSiblingElement())

{

string type, name, value;

const char *cstr_type = pMemEntry->Value();

type = cstr_type;

bool is_vtable = (type == "vtable-address");

if(is_vtable || type == "global-address")

{

const char *cstr_key = pMemEntry->Attribute("name");

if(!cstr_key)

throw Error::SymbolsXmlUnderspecifiedEntry(cstr_name);

const char *cstr_value = pMemEntry->Attribute("value");

const char *cstr_mangled = pMemEntry->Attribute("mangled");

if(!cstr_value && !cstr_mangled)

{

cerr << "Dummy symbol table entry: " << cstr_key << endl;

continue;

}

if ((is_vtable && no_vtables) || (!is_vtable && no_globals))

continue;

uintptr_t addr;

if (cstr_value) {

if (sizeof(addr) == sizeof(unsigned long))

addr = strtoul(cstr_value, 0, 0);

else

addr = strtoull(cstr_value, 0, 0);

} else {

addr = (uintptr_t)DFHack::LookupPlugin(DFHack::GLOBAL_NAMES, cstr_mangled);

if (!addr)

continue;

const char *cstr_offset = pMemEntry->Attribute("offset");

if (cstr_offset) {

unsigned long offset = strtoul(cstr_offset, 0, 0);

addr += offset;

}

}

if (is_vtable)

mem->setVTable(cstr_key, addr);

else

mem->setAddress(cstr_key, addr);

}

else if (type == "md5-hash")

{

const char *cstr_value = pMemEntry->Attribute("value");

fprintf(stderr, "%s (%s): MD5: %s\n", cstr_name, cstr_os, cstr_value);

if(!cstr_value)

throw Error::SymbolsXmlUnderspecifiedEntry(cstr_name);

mem->addMD5(cstr_value);

}

else if (type == "binary-timestamp")

{

const char *cstr_value = pMemEntry->Attribute("value");

fprintf(stderr, "%s (%s): PE: %s\n", cstr_name, cstr_os, cstr_value);

if(!cstr_value)

throw Error::SymbolsXmlUnderspecifiedEntry(cstr_name);

mem->addPE(strtol(cstr_value, 0, 16));

}

} // for

{

TiXmlDocument doc( path_to_xml.c_str() );

std::cerr << "Loading " << path_to_xml << " ... ";

//bool loadOkay = doc.LoadFile();

if (!doc.LoadFile())

{

error = true;

cerr << "failed!\n";

throw Error::SymbolsXmlParse(doc.ErrorDesc(), doc.ErrorId(), doc.ErrorRow(), doc.ErrorCol());

}

else

{

cerr << "OK\n";

}

TiXmlHandle hDoc(&doc);

TiXmlElement* pElem;

TiXmlHandle hRoot(0);

// block: name

{

pElem=hDoc.FirstChildElement().Element();

// should always have a valid root but handle gracefully if it does

if (!pElem)

{

error = true;

throw Error::SymbolsXmlNoRoot();

}

string m_name=pElem->Value();

if(m_name != "data-definition")

{

error = true;

throw Error::SymbolsXmlNoRoot();

}

// save this for later

hRoot=TiXmlHandle(pElem);

}

// transform elements

{

clear();

// For each version

TiXmlElement * pMemInfo=hRoot.FirstChild( "symbol-table" ).Element();

for( ; pMemInfo; pMemInfo=pMemInfo->NextSiblingElement("symbol-table"))

{

const char *name = pMemInfo->Attribute("name");

if(name)

{

auto version = std::make_shared<VersionInfo>();

ParseVersion( pMemInfo , version.get() );

versions.push_back(version);

}

}

}

error = false;

std::cerr << "Loaded " << versions.size() << " DF symbol tables." << std::endl;

return true;