static int setVar(StackHandler & sa,VarRef * vr,void * data) {
if (vr->access & (VAR_ACCESS_READ_ONLY|VAR_ACCESS_CONSTANT)) {
ScriptStringVar256 msg;
const SQChar * el = sa.GetString(2);
SCSNPRINTF(msg.s,sizeof(msg),_T("setVar(): Cannot write to constant: %s"),el);
#if defined( MONASQ )
return sa.ThrowError(msg.s);
#else
throw SquirrelError(msg.s);
#endif
} // if
switch (vr->type) {
case TypeInfo<INT>::TypeID: {
INT * val = (INT *)data; // Address
if (val) {
*val = sa.GetInt(3);
return sa.Return(*val);
} // if
break;
} // case
case TypeInfo<FLOAT>::TypeID: {
FLOAT * val = (FLOAT *)data; // Address
if (val) {
*val = sa.GetFloat(3);
return sa.Return(*val);
} // if
break;
} // case
case TypeInfo<bool>::TypeID: {
bool * val = (bool *)data; // Address
if (val) {
*val = sa.GetBool(3) ? true : false;
return sa.Return(*val);
} // if
break;
} // case
case VAR_TYPE_INSTANCE: {
HSQUIRRELVM v = sa.GetVMPtr();
// vr->copyFunc is the LHS variable type: the RHS var's type is ClassType<>::type() (both point to ClassType<>::copy()).
// src will be null if the LHS and RHS types don't match.
SQUserPointer src = sa.GetInstanceUp(3,(SQUserPointer)vr->copyFunc); // Effectively performs: ClassType<>::type() == ClassType<>getCopyFunc().
#if defined( MONASQ )
if (!src) return sa.ThrowError(_T("INSTANCE type assignment mismatch"));
#else
if (!src) throw SquirrelError(_T("INSTANCE type assignment mismatch"));
#endif
vr->copyFunc(data,src);
#if 0 // Return an instance on the stack (allocates memory)
if (!CreateNativeClassInstance(sa.GetVMPtr(),vr->typeName,data,0)) { // data = address
ScriptStringVar256 msg;
SCSNPRINTF(msg.s,sizeof(msg),_T("getVar(): Could not create instance: %s"),vr->typeName);
throw SquirrelError(msg.s);
} // if
return 1;
#else // Don't return on stack.
return 0;
#endif
}
case TypeInfo<SQUserPointer>::TypeID: {
ScriptStringVar256 msg;
const SQChar * el = sa.GetString(2);
SCSNPRINTF(msg.s,sizeof(msg),_T("setVar(): Cannot write to an SQUserPointer: %s"),el);
#if defined( MONASQ )
return sa.ThrowError(msg.s);
#else
throw SquirrelError(msg.s);
#endif
} // case
case TypeInfo<ScriptStringVarBase>::TypeID: {
ScriptStringVarBase * val = (ScriptStringVarBase *)data; // Address
if (val) {
const SQChar * strVal = sa.GetString(3);
if (strVal) {
*val = strVal;
return sa.Return(val->s);
} // if
} // if
break;
} // case
} // switch
return SQ_ERROR;
} // setVar
static int getVar(StackHandler & sa,VarRef * vr,void * data) {
switch (vr->m_type) {
case TypeInfo<INT>::TypeID: {
if (!(vr->m_access & VAR_ACCESS_CONSTANT)) {
if (data) {
INT v;
// Support for different int sizes
switch( vr->m_size ){
case 1: v = *(char*)data; break;
case 2: v = *(short*)data; break;
#ifdef _SQ64
case 4: v = *(int*)data; break;
#endif
default: v = *(INT*)data;
}
return sa.Return(v);
} // if
} else {
INT * val = (INT *)&data; // Constant value
return sa.Return(*val);
} // if
break;
} // case
case TypeInfo<unsigned>::TypeID: {
if (!(vr->m_access & VAR_ACCESS_CONSTANT)) {
unsigned * val = (unsigned *)data; // Address
if (val){
return sa.Return(static_cast<INT>(*val));
}
} else {
unsigned * val = (unsigned *)&data; // Constant value
return sa.Return(static_cast<INT>(*val));
} // if
break;
} // case
case TypeInfo<FLOAT>::TypeID: {
if (!(vr->m_access & VAR_ACCESS_CONSTANT)) {
FLOAT * val = (FLOAT *)data; // Address
if (val) {
return sa.Return(*val);
} // if
} else {
FLOAT * val = (FLOAT *)&data; // Constant value
return sa.Return(*val);
} // if
break;
} // case
case TypeInfo<bool>::TypeID: {
if (!(vr->m_access & VAR_ACCESS_CONSTANT)) {
bool * val = (bool *)data; // Address
if (val) {
return sa.Return(*val);
} // if
} else {
bool * val = (bool *)&data; // Constant value
return sa.Return(*val);
} // if
break;
} // case
case VAR_TYPE_INSTANCE:
if (!CreateNativeClassInstance(sa.GetVMPtr(),vr->varType->GetTypeName(),data,0)) { // data = address. Allocates memory.
SCSNPRINTF(g_msg_throw.s,sizeof(g_msg_throw),_SC("getVar(): Could not create instance: %s"),vr->varType->GetTypeName());
throw SquirrelError(g_msg_throw.s);
} // if
return 1;
case TypeInfo<SQUserPointer>::TypeID:
return sa.Return(data); // The address of member variable, not the variable itself.
case TypeInfo<ScriptStringVarBase>::TypeID: {
if (!(vr->m_access & VAR_ACCESS_CONSTANT)) {
ScriptStringVarBase * val = (ScriptStringVarBase *)data; // Address
if (val) {
return sa.Return(val->s);
} // if
} else {
throw SquirrelError(_SC("getVar(): Invalid type+access: 'ScriptStringVarBase' with VAR_ACCESS_CONSTANT (use VAR_ACCESS_READ_ONLY instead)"));
}
break;
} // case
case TypeInfo<const SQChar *>::TypeID: {
if (!(vr->m_access & VAR_ACCESS_CONSTANT)) {
if( vr->m_access==VAR_ACCESS_READ_WRITE )
throw SquirrelError(_SC("getVar(): Invalid type+access: 'const SQChar *' without VAR_ACCESS_CONSTANT"));
// It is OK to read from a SQChar* if requested
return sa.Return(*(const SQChar **)data); // Address
} else {
return sa.Return((const SQChar *)data); // Address
}
break;
} // case
#ifdef SQPLUS_SUPPORT_STD_STRING
case TypeInfo<std::string>::TypeID: {
if (!(vr->m_access & VAR_ACCESS_CONSTANT)) {
std::string *val = (std::string *)data; // Address
if (val) {
return sa.Return(val->c_str());
}
} else {
throw SquirrelError(_SC("getVar(): Invalid type+access: 'std::string' with VAR_ACCESS_CONSTANT (use VAR_ACCESS_READ_ONLY instead)"));
}
break;
} // case
#endif
} // switch
return SQ_ERROR;
} // getVar
static int getVar(StackHandler & sa,VarRef * vr,void * data) {
switch (vr->type) {
case TypeInfo<INT>::TypeID: {
if (!(vr->access & VAR_ACCESS_CONSTANT)) {
INT * val = (INT *)data; // Address
if (val) {
return sa.Return(*val);
} // if
} else {
INT * val = (INT *)&data; // Constant value
return sa.Return(*val);
} // if
break;
} // case
case TypeInfo<FLOAT>::TypeID: {
if (!(vr->access & VAR_ACCESS_CONSTANT)) {
FLOAT * val = (FLOAT *)data; // Address
if (val) {
return sa.Return(*val);
} // if
} else {
FLOAT * val = (FLOAT *)&data; // Constant value
return sa.Return(*val);
} // if
break;
} // case
case TypeInfo<bool>::TypeID: {
if (!(vr->access & VAR_ACCESS_CONSTANT)) {
bool * val = (bool *)data; // Address
if (val) {
return sa.Return(*val);
} // if
} else {
bool * val = (bool *)&data; // Constant value
return sa.Return(*val);
} // if
break;
} // case
case VAR_TYPE_INSTANCE:
if (!CreateNativeClassInstance(sa.GetVMPtr(),vr->typeName,data,0)) { // data = address. Allocates memory.
ScriptStringVar256 msg;
SCSNPRINTF(msg.s,sizeof(msg),_T("getVar(): Could not create instance: %s"),vr->typeName);
#if defined( MONASQ )
return sa.ThrowError(msg.s);
#else
throw SquirrelError(msg.s);
#endif
} // if
return 1;
case TypeInfo<SQUserPointer>::TypeID: {
return sa.Return(data); // The address of member variable, not the variable itself.
} // case
case TypeInfo<ScriptStringVarBase>::TypeID: {
if (!(vr->access & VAR_ACCESS_CONSTANT)) {
ScriptStringVarBase * val = (ScriptStringVarBase *)data; // Address
if (val) {
return sa.Return(val->s);
} // if
} else {
#if defined( MONASQ )
return sa.ThrowError(_T("getVar(): Invalid type+access: 'ScriptStringVarBase' with VAR_ACCESS_CONSTANT (use VAR_ACCESS_READ_ONLY instead)"));
#else
throw SquirrelError(_T("getVar(): Invalid type+access: 'ScriptStringVarBase' with VAR_ACCESS_CONSTANT (use VAR_ACCESS_READ_ONLY instead)"));
#endif
} // if
break;
} // case
case TypeInfo<const SQChar *>::TypeID: {
if (!(vr->access & VAR_ACCESS_CONSTANT)) {
#if defined( MONASQ )
return sa.ThrowError(_T("getVar(): Invalid type+access: 'const SQChar *' without VAR_ACCESS_CONSTANT"));
#else
throw SquirrelError(_T("getVar(): Invalid type+access: 'const SQChar *' without VAR_ACCESS_CONSTANT"));
#endif
} else {
return sa.Return((const SQChar *)data); // Address
} // if
break;
} // case
} // switch
return SQ_ERROR;
} // getVar
static BOOL __CreateRefCountedInstance(HSQUIRRELVM v,const SQChar *classname,IUnknown *pRC,SQRELEASEHOOK hook)
{
if(!CreateNativeClassInstance(v,classname,pRC,hook)) return FALSE;
return TRUE;
}