void Script::loadSCVR(ESMReader &esm)
{
int s = mData.mStringTableSize;
std::vector<char> tmp (s);
// not using getHExact, vanilla doesn't seem to mind unused bytes at the end
esm.getSubHeader();
int left = esm.getSubSize();
if (left < s)
esm.fail("SCVR string list is smaller than specified");
esm.getExact(&tmp[0], s);
if (left > s)
esm.skip(left-s); // skip the leftover junk
// Set up the list of variable names
mVarNames.resize(mData.mNumShorts + mData.mNumLongs + mData.mNumFloats);
// The tmp buffer is a null-byte separated string list, we
// just have to pick out one string at a time.
char* str = &tmp[0];
for (size_t i = 0; i < mVarNames.size(); i++)
{
// Support '\r' terminated strings like vanilla. See Bug #1324.
char *termsym = strchr(str, '\r');
if(termsym) *termsym = '\0';
mVarNames[i] = std::string(str);
str += mVarNames[i].size() + 1;
if (str - &tmp[0] > s)
{
// Apparently SCVR subrecord is not used and variable names are
// determined on the fly from the script text. Therefore don't throw
// an exeption, just log an error and continue.
std::stringstream ss;
ss << "ESM Error: " << "String table overflow";
ss << "\n File: " << esm.getName();
ss << "\n Record: " << esm.getContext().recName.toString();
ss << "\n Subrecord: " << "SCVR";
ss << "\n Offset: 0x" << std::hex << esm.getFileOffset();
std::cerr << ss.str() << std::endl;
break;
}
}
}
void ESM::CellRef::loadId (ESMReader& esm, bool wideRefNum)
{
// According to Hrnchamd, this does not belong to the actual ref. Instead, it is a marker indicating that
// the following refs are part of a "temp refs" section. A temp ref is not being tracked by the moved references system.
// Its only purpose is a performance optimization for "immovable" things. We don't need this, and it's problematic anyway,
// because any item can theoretically be moved by a script.
if (esm.isNextSub ("NAM0"))
esm.skipHSub();
blank();
mRefNum.load (esm, wideRefNum);
mRefID = esm.getHNOString ("NAME");
if (mRefID.empty())
{
std::ios::fmtflags f(std::cerr.flags());
std::cerr << "Warning: got CellRef with empty RefId in " << esm.getName() << " 0x" << std::hex << esm.getFileOffset() << std::endl;
std::cerr.flags(f);
}
}
void Script::load(ESMReader &esm)
{
SCHD data;
esm.getHNT(data, "SCHD", 52);
mData = data.mData;
mId = data.mName.toString();
// List of local variables
if (esm.isNextSub("SCVR"))
{
int s = mData.mStringTableSize;
std::vector<char> tmp (s);
esm.getHExact (&tmp[0], s);
// Set up the list of variable names
mVarNames.resize(mData.mNumShorts + mData.mNumLongs + mData.mNumFloats);
// The tmp buffer is a null-byte separated string list, we
// just have to pick out one string at a time.
char* str = &tmp[0];
for (size_t i = 0; i < mVarNames.size(); i++)
{
// Support '\r' terminated strings like vanilla. See Bug #1324.
char *termsym = strchr(str, '\r');
if(termsym) *termsym = '\0';
mVarNames[i] = std::string(str);
str += mVarNames[i].size() + 1;
if (str - &tmp[0] > s)
{
// Apparently SCVR subrecord is not used and variable names are
// determined on the fly from the script text. Therefore don't throw
// an exeption, just log an error and continue.
std::stringstream ss;
ss << "ESM Error: " << "String table overflow";
ss << "\n File: " << esm.getName();
ss << "\n Record: " << esm.getContext().recName.toString();
ss << "\n Subrecord: " << "SCVR";
ss << "\n Offset: 0x" << std::hex << esm.getFileOffset();
std::cerr << ss.str() << std::endl;
break;
}
}
}
// Script mData
mScriptData.resize(mData.mScriptDataSize);
esm.getHNExact(&mScriptData[0], mScriptData.size(), "SCDT");
// Script text
mScriptText = esm.getHNOString("SCTX");
// NOTE: A minor hack/workaround...
//
// MAO_Containers.esp from Morrowind Acoustic Overhaul has SCVR records
// at the end (see Bug #1849). Since OpenMW does not use SCVR subrecords
// for variable names just skip these as a quick fix. An alternative
// solution would be to decode and validate SCVR subrecords even if they
// appear here.
if (esm.isNextSub("SCVR")) {
esm.skipHSub();
}
}
