Object c_GenMapWaitHandle::ti_create(CVarRef dependencies) {
if (UNLIKELY(!dependencies.instanceof(c_Map::classof()))) {
Object e(SystemLib::AllocInvalidArgumentExceptionObject(
"Expected dependencies to be an instance of Map"));
throw e;
}
assert(dependencies.getObjectData()->instanceof(c_Map::classof()));
auto deps = p_Map::attach(c_Map::Clone(dependencies.getObjectData()));
for (ssize_t iter_pos = deps->iter_begin();
deps->iter_valid(iter_pos);
iter_pos = deps->iter_next(iter_pos)) {
Cell* current = tvAssertCell(deps->iter_value(iter_pos));
if (UNLIKELY(!c_WaitHandle::fromCell(current))) {
Object e(SystemLib::AllocInvalidArgumentExceptionObject(
"Expected dependencies to be a map of WaitHandle instances"));
throw e;
}
}
Object exception;
for (ssize_t iter_pos = deps->iter_begin();
deps->iter_valid(iter_pos);
iter_pos = deps->iter_next(iter_pos)) {
Cell* current = tvAssertCell(deps->iter_value(iter_pos));
assert(current->m_type == KindOfObject);
assert(current->m_data.pobj->instanceof(c_WaitHandle::classof()));
auto child = static_cast<c_WaitHandle*>(current->m_data.pobj);
if (child->isSucceeded()) {
cellSet(child->getResult(), *current);
} else if (child->isFailed()) {
putException(exception, child->getException());
} else {
assert(child->instanceof(c_WaitableWaitHandle::classof()));
auto child_wh = static_cast<c_WaitableWaitHandle*>(child);
p_GenMapWaitHandle my_wh = NEWOBJ(c_GenMapWaitHandle)();
my_wh->initialize(exception, deps.get(), iter_pos, child_wh);
AsioSession* session = AsioSession::Get();
if (UNLIKELY(session->hasOnGenMapCreateCallback())) {
session->onGenMapCreate(my_wh.get(), dependencies);
}
return my_wh;
}
}
if (exception.isNull()) {
return c_StaticResultWaitHandle::Create(make_tv<KindOfObject>(deps.get()));
} else {
return c_StaticExceptionWaitHandle::Create(exception.get());
}
}
Object c_GenVectorWaitHandle::ti_create(CVarRef dependencies) {
if (UNLIKELY(!dependencies.instanceof(c_Vector::s_cls))) {
Object e(SystemLib::AllocInvalidArgumentExceptionObject(
"Expected dependencies to be an instance of Vector"));
throw e;
}
assert(dynamic_cast<c_Vector*>(dependencies.getObjectData()));
p_Vector deps = static_cast<c_Vector*>(dependencies.getObjectData())->clone();
for (int64_t iter_pos = 0; iter_pos < deps->size(); ++iter_pos) {
Cell* current = deps->at(iter_pos);
if (UNLIKELY(!c_WaitHandle::fromCell(current))) {
Object e(SystemLib::AllocInvalidArgumentExceptionObject(
"Expected dependencies to be a vector of WaitHandle instances"));
throw e;
}
}
Object exception;
for (int64_t iter_pos = 0; iter_pos < deps->size(); ++iter_pos) {
Cell* current = tvAssertCell(deps->at(iter_pos));
assert(current->m_type == KindOfObject);
assert(dynamic_cast<c_WaitHandle*>(current->m_data.pobj));
auto child = static_cast<c_WaitHandle*>(current->m_data.pobj);
if (child->isSucceeded()) {
cellSet(child->getResult(), *current);
} else if (child->isFailed()) {
putException(exception, child->getException());
} else {
assert(dynamic_cast<c_WaitableWaitHandle*>(child));
auto child_wh = static_cast<c_WaitableWaitHandle*>(child);
p_GenVectorWaitHandle my_wh = NEWOBJ(c_GenVectorWaitHandle)();
my_wh->initialize(exception, deps.get(), iter_pos, child_wh);
AsioSession* session = AsioSession::Get();
if (UNLIKELY(session->hasOnGenVectorCreateCallback())) {
session->onGenVectorCreate(my_wh.get(), dependencies);
}
return my_wh;
}
}
if (exception.isNull()) {
return c_StaticResultWaitHandle::Create(make_tv<KindOfObject>(deps.get()));
} else {
return c_StaticExceptionWaitHandle::Create(exception.get());
}
}
bool ArrayData::hasInternalReference(PointerSet &vars,
bool ds /* = false */) const {
if (isSharedMap()) return false;
for (ArrayIter iter(this); iter; ++iter) {
CVarRef var = iter.secondRef();
if (var.isReferenced()) {
Variant *pvar = var.getRefData();
if (vars.find(pvar) != vars.end()) {
return true;
}
vars.insert(pvar);
}
if (var.isObject()) {
ObjectData *pobj = var.getObjectData();
if (vars.find(pobj) != vars.end()) {
return true;
}
vars.insert(pobj);
if (ds && pobj->o_instanceof("Serializable")) {
return true;
}
if (pobj->hasInternalReference(vars, ds)) {
return true;
}
} else if (var.isArray() &&
var.getArrayData()->hasInternalReference(vars, ds)) {
return true;
}
}
return false;
}
bool ArrayData::hasInternalReference(PointerSet &vars) const {
if (supportValueRef()) {
for (ArrayIter iter(this); iter; ++iter) {
CVarRef var = iter.secondRef();
if (var.isReferenced()) {
Variant *pvar = var.getVariantData();
if (vars.find(pvar) != vars.end()) {
return true;
}
vars.insert(pvar);
}
if (var.isObject()) {
ObjectData *pobj = var.getObjectData();
if (vars.find(pobj) != vars.end()) {
return true;
}
vars.insert(pobj);
if (pobj->o_toArray().get()->hasInternalReference(vars)) {
return true;
}
} else if (var.isArray() &&
var.getArrayData()->hasInternalReference(vars)) {
return true;
}
}
}
return false;
}
static void url_encode_array(StringBuffer &ret, CVarRef varr,
std::set<void*> &seen_arrs,
CStrRef num_prefix, CStrRef key_prefix,
CStrRef key_suffix, CStrRef arg_sep) {
void *id = varr.is(KindOfArray) ?
(void*)varr.getArrayData() : (void*)varr.getObjectData();
if (!seen_arrs.insert(id).second) {
return; // recursive
}
Array arr = varr.toArray();
for (ArrayIter iter(arr); iter; ++iter) {
Variant data = iter.second();
if (data.isNull() || data.isResource()) continue;
String key = iter.first();
bool numeric = key.isNumeric();
if (data.is(KindOfArray) || data.is(KindOfObject)) {
String encoded;
if (numeric) {
encoded = key;
} else {
encoded = StringUtil::UrlEncode(key);
}
StringBuffer new_prefix(key_prefix.size() + num_prefix.size() +
encoded.size() + key_suffix.size() + 4);
new_prefix += key_prefix;
if (numeric) new_prefix += num_prefix;
new_prefix += encoded;
new_prefix += key_suffix;
new_prefix += "%5B";
url_encode_array(ret, data, seen_arrs, String(),
new_prefix.detach(), String("%5D", AttachLiteral),
arg_sep);
} else {
if (!ret.empty()) {
ret += arg_sep;
}
ret += key_prefix;
if (numeric) {
ret += num_prefix;
ret += key;
} else {
ret += StringUtil::UrlEncode(key);
}
ret += key_suffix;
ret += "=";
if (data.isInteger() || data.is(KindOfBoolean)) {
ret += String(data.toInt64());
} else if (data.is(KindOfDouble)) {
ret += String(data.toDouble());
} else {
ret += StringUtil::UrlEncode(data.toString());
}
}
}
}
bool same(CVarRef v1, CObjRef v2) {
bool null1 = v1.isNull();
bool null2 = v2.isNull();
if (null1 && null2) return true;
if (null1 || null2) return false;
if (!v1.isObject()) return false;
auto const od = v1.getObjectData();
return od == v2.get();
}
Variant ObjectStringPropertyExpression::eval(VariableEnvironment &env) const {
CVarRef obj = m_obj->eval(env);
SET_LINE;
if (!g_context->getDebuggerBypassCheck()) {
return obj.o_get(m_name);
}
Variant v = obj.o_get(m_name, false);
if (!v.isNull()) return v;
CStrRef context = obj.isObject() ?
obj.getObjectData()->o_getClassName() :
null_string;
return obj.o_get(m_name, false, context);
}
int hphp_ffi_exportVariant(CVarRef v, void** result) {
switch (v.getType()) {
case KindOfNull: return 0;
case KindOfBoolean: *result = (void*)v.toBoolean(); return 1;
case KindOfByte:
case KindOfInt16:
case KindOfInt32:
case KindOfInt64: {
*result = (void*)v.toInt64();
return 2;
}
case KindOfDouble: {
union {
double d;
void* p;
} u;
u.d = v.toDouble();
*result = u.p;
return 3;
}
case LiteralString: *result = (void*)v.getLiteralString(); return 4;
case KindOfString: {
StringData *sd = v.getStringData();
sd->incRefCount();
*result = (void*)sd;
return 5;
}
case KindOfArray: {
ArrayData *ad = v.getArrayData();
ad->incRefCount();
*result = (void*)ad;
return 6;
}
case KindOfObject: {
ObjectData *od = v.getObjectData();
od->incRefCount();
*result = (void*)od;
return 7;
}
default:
ASSERT(false);
return 0;
}
}
Variant f_class_parents(CVarRef obj, bool autoload /* = true */) {
Class* cls;
if (obj.isString()) {
cls = Unit::getClass(obj.getStringData(), autoload);
if (!cls) {
return false;
}
} else if (obj.isObject()) {
cls = obj.getObjectData()->getVMClass();
} else {
return false;
}
Array ret(Array::Create());
for (cls = cls->parent(); cls; cls = cls->parent()) {
auto& clsName = cls->nameRef();
ret.set(clsName, clsName);
}
return ret;
}
Variant f_class_uses(CVarRef obj, bool autoload /* = true */) {
Class* cls;
if (obj.isString()) {
cls = Unit::getClass(obj.getStringData(), autoload);
if (!cls) {
return false;
}
} else if (obj.isObject()) {
cls = obj.getObjectData()->getVMClass();
} else {
return false;
}
Array ret(Array::Create());
for (auto& elem : cls->usedTraits()) {
auto& traitName = elem->nameRef();
ret.set(traitName, traitName);
}
return ret;
}
Variant f_class_implements(CVarRef obj, bool autoload /* = true */) {
Class* cls;
if (obj.isString()) {
cls = Unit::getClass(obj.getStringData(), autoload);
if (!cls) {
return false;
}
} else if (obj.isObject()) {
cls = obj.getObjectData()->getVMClass();
} else {
return false;
}
Array ret(Array::Create());
const Class::InterfaceMap& ifaces = cls->allInterfaces();
for (int i = 0, size = ifaces.size(); i < size; i++) {
ret.set(ifaces[i]->nameRef(), ifaces[i]->nameRef());
}
return ret;
}
Variant f_class_uses(CVarRef obj, bool autoload /* = true */) {
Class* cls;
if (obj.isString()) {
cls = Unit::getClass(obj.getStringData(), autoload);
if (!cls) {
return false;
}
} else if (obj.isObject()) {
cls = obj.getObjectData()->getVMClass();
} else {
return false;
}
Array ret(Array::Create());
for (auto const& traitName : cls->preClass()->usedTraits()) {
const String& nameRef = *(String*)(&traitName);
ret.set(nameRef, nameRef);
}
return ret;
}
bool ArrayData::hasInternalReference(PointerSet &vars,
bool ds /* = false */) const {
if (isSharedMap()) return false;
for (ArrayIter iter(this); iter; ++iter) {
CVarRef var = iter.secondRef();
if (var.isReferenced()) {
Variant *pvar = var.getVariantData();
if (vars.find(pvar) != vars.end()) {
return true;
}
vars.insert(pvar);
}
if (var.isObject()) {
ObjectData *pobj = var.getObjectData();
if (vars.find(pobj) != vars.end()) {
return true;
}
vars.insert(pobj);
if (pobj->o_instanceof("Serializable")) {
if (ds) {
// We want to detect Serializable object as well
return true;
} else {
// Serializable object does not have internal reference issue
return false;
}
}
if (pobj->o_toArray().get()->hasInternalReference(vars, ds)) {
return true;
}
} else if (var.isArray() &&
var.getArrayData()->hasInternalReference(vars, ds)) {
return true;
}
}
return false;
}
Object get_traversable_object_iterator(CVarRef obj) {
if (!obj.instanceof(SystemLib::s_TraversableClass)) {
raise_error("Argument must implement interface Traversable");
}
bool isIteratorAggregate;
Object itObj = obj.getObjectData()
->iterableObject(isIteratorAggregate, true);
if (!isIteratorAggregate) {
if (obj.instanceof(SystemLib::s_IteratorAggregateClass)) {
raise_error("Objects returned by getIterator() must be traversable or "
"implement interface Iterator");
} else {
raise_error(
"Class %s must implement interface Traversable as part of either "
"Iterator or IteratorAggregate",
obj.toObject()->o_getClassName()->data()
);
}
}
return itObj;
}
SharedVariant::SharedVariant(CVarRef source, bool serialized,
bool inner /* = false */,
bool unserializeObj /* = false */)
: m_count (1), m_shouldCache(false), m_flags(0){
ASSERT(!serialized || source.isString());
m_type = source.getType();
switch (m_type) {
case KindOfBoolean:
{
m_data.num = source.toBoolean();
break;
}
case KindOfByte:
case KindOfInt16:
case KindOfInt32:
case KindOfInt64:
{
m_type = KindOfInt64;
m_data.num = source.toInt64();
break;
}
case KindOfDouble:
{
m_data.dbl = source.toDouble();
break;
}
case KindOfStaticString:
case KindOfString:
{
String s = source.toString();
if (serialized) {
m_type = KindOfObject;
// It is priming, and there might not be the right class definitions
// for unserialization.
s = apc_reserialize(s);
}
m_data.str = s->copy(true);
break;
}
case KindOfArray:
{
ArrayData *arr = source.getArrayData();
if (!inner) {
// only need to call hasInternalReference() on the toplevel array
PointerSet seen;
if (arr->hasInternalReference(seen)) {
setSerializedArray();
m_shouldCache = true;
String s = apc_serialize(source);
m_data.str = new StringData(s.data(), s.size(), CopyString);
break;
}
}
size_t size = arr->size();
if (arr->isVectorData()) {
setIsVector();
m_data.vec = new VectorData(size);
uint i = 0;
for (ArrayIter it(arr); !it.end(); it.next(), i++) {
SharedVariant* val = Create(it.secondRef(), false, true,
unserializeObj);
if (val->m_shouldCache) m_shouldCache = true;
m_data.vec->vals[i] = val;
}
} else {
m_data.map = new ImmutableMap(size);
for (ArrayIter it(arr); !it.end(); it.next()) {
SharedVariant* key = Create(it.first(), false, true,
unserializeObj);
SharedVariant* val = Create(it.secondRef(), false, true,
unserializeObj);
if (val->m_shouldCache) m_shouldCache = true;
m_data.map->add(key, val);
}
}
break;
}
case KindOfNull:
{
m_data.num = 0;
break;
}
default:
{
ASSERT(source.isObject());
m_shouldCache = true;
if (unserializeObj) {
// This assumes hasInternalReference(seen, true) is false
ImmutableObj* obj = new ImmutableObj(source.getObjectData());
m_data.obj = obj;
setIsObj();
} else {
String s = apc_serialize(source);
m_data.str = new StringData(s.data(), s.size(), CopyString);
}
break;
}
}
}
static void url_encode_array(StringBuffer &ret, CVarRef varr,
std::set<void*> &seen_arrs,
const String& num_prefix, const String& key_prefix,
const String& key_suffix, const String& arg_sep) {
void *id = varr.is(KindOfArray) ?
(void*)varr.getArrayData() : (void*)varr.getObjectData();
if (!seen_arrs.insert(id).second) {
return; // recursive
}
Array arr;
if (varr.is(KindOfObject)) {
Object o = varr.toObject();
arr = (o.objectForCall()->isCollection()) ?
varr.toArray() :
f_get_object_vars(o).toArray();
} else {
arr = varr.toArray();
}
for (ArrayIter iter(arr); iter; ++iter) {
Variant data = iter.second();
if (data.isNull() || data.isResource()) continue;
String key = iter.first();
bool numeric = key.isNumeric();
if (data.is(KindOfArray) || data.is(KindOfObject)) {
String encoded;
if (numeric) {
encoded = key;
} else {
encoded = StringUtil::UrlEncode(key);
}
StringBuffer new_prefix(key_prefix.size() + num_prefix.size() +
encoded.size() + key_suffix.size() + 4);
new_prefix.append(key_prefix);
if (numeric) new_prefix.append(num_prefix);
new_prefix.append(encoded);
new_prefix.append(key_suffix);
new_prefix.append("%5B");
url_encode_array(ret, data, seen_arrs, String(),
new_prefix.detach(), String("%5D", CopyString),
arg_sep);
} else {
if (!ret.empty()) {
ret.append(arg_sep);
}
ret.append(key_prefix);
if (numeric) {
ret.append(num_prefix);
ret.append(key);
} else {
ret.append(StringUtil::UrlEncode(key));
}
ret.append(key_suffix);
ret.append("=");
if (data.isInteger() || data.is(KindOfBoolean)) {
ret.append(String(data.toInt64()));
} else if (data.is(KindOfDouble)) {
ret.append(String(data.toDouble()));
} else {
ret.append(StringUtil::UrlEncode(data.toString()));
}
}
}
}
SharedVariant::SharedVariant(CVarRef source, bool serialized,
bool inner /* = false */,
bool unserializeObj /* = false */)
: m_shouldCache(false), m_flags(0) {
assert(!serialized || source.isString());
m_count = 1;
m_type = source.getType();
switch (m_type) {
case KindOfBoolean:
{
m_data.num = source.toBoolean();
break;
}
case KindOfInt64:
{
m_type = KindOfInt64;
m_data.num = source.toInt64();
break;
}
case KindOfDouble:
{
m_data.dbl = source.toDouble();
break;
}
case KindOfStaticString:
{
if (serialized) goto StringCase;
m_data.str = source.getStringData();
break;
}
StringCase:
case KindOfString:
{
String s = source.toString();
if (serialized) {
m_type = KindOfObject;
// It is priming, and there might not be the right class definitions
// for unserialization.
s = apc_reserialize(s);
}
StringData* st = StringData::LookupStaticString(s.get());
if (st) {
m_data.str = st;
m_type = KindOfStaticString;
break;
}
m_data.str = s->copy(true);
break;
}
case KindOfArray:
{
ArrayData *arr = source.getArrayData();
if (!inner) {
// only need to call hasInternalReference() on the toplevel array
PointerSet seen;
if (arr->hasInternalReference(seen)) {
setSerializedArray();
m_shouldCache = true;
String s = apc_serialize(source);
m_data.str = StringData::MakeMalloced(s.data(), s.size());
break;
}
}
if (arr->isVectorData()) {
setIsVector();
m_data.vec = new (arr->size()) VectorData();
for (ArrayIter it(arr); !it.end(); it.next()) {
SharedVariant* val = Create(it.secondRef(), false, true,
unserializeObj);
if (val->m_shouldCache) m_shouldCache = true;
m_data.vec->vals()[m_data.vec->m_size++] = val;
}
} else {
m_data.map = ImmutableMap::Create(arr, unserializeObj, m_shouldCache);
}
break;
}
case KindOfUninit:
case KindOfNull:
{
break;
}
case KindOfResource:
{
// TODO Task #2661075: Here and elsewhere in the runtime, we convert
// Resources to the empty array during various serialization operations,
// which does not match Zend behavior. We should fix this.
m_type = KindOfArray;
setIsVector();
m_data.vec = new (0) VectorData();
break;
}
default:
{
assert(source.isObject());
m_shouldCache = true;
if (unserializeObj) {
// This assumes hasInternalReference(seen, true) is false
ImmutableObj* obj = new ImmutableObj(source.getObjectData());
m_data.obj = obj;
setIsObj();
} else {
String s = apc_serialize(source);
m_data.str = StringData::MakeMalloced(s.data(), s.size());
}
break;
}
}
assert(m_type != KindOfResource);
}