Esempio n. 1
0
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());
  }
}
Esempio n. 3
0
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;
}
Esempio n. 4
0
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;
}
Esempio n. 5
0
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());
      }
    }
  }
}
Esempio n. 6
0
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);
}
Esempio n. 8
0
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;
  }
}
Esempio n. 9
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;
}
Esempio n. 10
0
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;
}
Esempio n. 11
0
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;
}
Esempio n. 12
0
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;
}
Esempio n. 13
0
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;
}
Esempio n. 14
0
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;
    }
  }
}
Esempio n. 16
0
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()));
      }
    }
  }
}
Esempio n. 17
0
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);
}