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// Copyright 2011 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/351564777): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif
#include "ppapi/cpp/private/var_private.h"
#include <stddef.h>
#include "ppapi/c/dev/ppb_memory_dev.h"
#include "ppapi/c/dev/ppb_var_deprecated.h"
#include "ppapi/cpp/instance_handle.h"
#include "ppapi/cpp/private/instance_private.h"
#include "ppapi/cpp/logging.h"
#include "ppapi/cpp/module_impl.h"
#include "ppapi/cpp/dev/scriptable_object_deprecated.h"
namespace pp {
namespace {
template <> const char* interface_name<PPB_Var_Deprecated>() {
return PPB_VAR_DEPRECATED_INTERFACE;
}
} // namespace
VarPrivate::VarPrivate(const InstanceHandle& instance,
deprecated::ScriptableObject* object) {
if (has_interface<PPB_Var_Deprecated>()) {
var_ = get_interface<PPB_Var_Deprecated>()->CreateObject(
instance.pp_instance(), object->GetClass(), object);
} else {
var_.type = PP_VARTYPE_NULL;
var_.padding = 0;
}
is_managed_ = true;
}
deprecated::ScriptableObject* VarPrivate::AsScriptableObject() const {
if (!is_object()) {
PP_NOTREACHED();
} else if (has_interface<PPB_Var_Deprecated>()) {
void* object = NULL;
if (get_interface<PPB_Var_Deprecated>()->IsInstanceOf(
var_, deprecated::ScriptableObject::GetClass(), &object)) {
return reinterpret_cast<deprecated::ScriptableObject*>(object);
}
}
return NULL;
}
bool VarPrivate::HasProperty(const Var& name, Var* exception) const {
if (!has_interface<PPB_Var_Deprecated>())
return false;
return get_interface<PPB_Var_Deprecated>()->HasProperty(
var_, name.pp_var(), OutException(exception).get());
}
bool VarPrivate::HasMethod(const Var& name, Var* exception) const {
if (!has_interface<PPB_Var_Deprecated>())
return false;
return get_interface<PPB_Var_Deprecated>()->HasMethod(
var_, name.pp_var(), OutException(exception).get());
}
VarPrivate VarPrivate::GetProperty(const Var& name, Var* exception) const {
if (!has_interface<PPB_Var_Deprecated>())
return Var();
return Var(PassRef(), get_interface<PPB_Var_Deprecated>()->GetProperty(
var_, name.pp_var(), OutException(exception).get()));
}
void VarPrivate::GetAllPropertyNames(std::vector<Var>* properties,
Var* exception) const {
if (!has_interface<PPB_Var_Deprecated>())
return;
PP_Var* props = NULL;
uint32_t prop_count = 0;
get_interface<PPB_Var_Deprecated>()->GetAllPropertyNames(
var_, &prop_count, &props, OutException(exception).get());
if (!prop_count)
return;
properties->resize(prop_count);
for (uint32_t i = 0; i < prop_count; ++i) {
Var temp(PassRef(), props[i]);
(*properties)[i] = temp;
}
const PPB_Memory_Dev* memory_if = static_cast<const PPB_Memory_Dev*>(
pp::Module::Get()->GetBrowserInterface(PPB_MEMORY_DEV_INTERFACE));
memory_if->MemFree(props);
}
void VarPrivate::SetProperty(const Var& name, const Var& value,
Var* exception) {
if (!has_interface<PPB_Var_Deprecated>())
return;
get_interface<PPB_Var_Deprecated>()->SetProperty(
var_, name.pp_var(), value.pp_var(), OutException(exception).get());
}
void VarPrivate::RemoveProperty(const Var& name, Var* exception) {
if (!has_interface<PPB_Var_Deprecated>())
return;
get_interface<PPB_Var_Deprecated>()->RemoveProperty(
var_, name.pp_var(), OutException(exception).get());
}
VarPrivate VarPrivate::Call(const Var& method_name, uint32_t argc, Var* argv,
Var* exception) {
if (!has_interface<PPB_Var_Deprecated>())
return Var();
if (argc > 0) {
std::vector<PP_Var> args;
args.reserve(argc);
for (size_t i = 0; i < argc; i++)
args.push_back(argv[i].pp_var());
return Var(PassRef(), get_interface<PPB_Var_Deprecated>()->Call(
var_, method_name.pp_var(), argc, &args[0],
OutException(exception).get()));
} else {
// Don't try to get the address of a vector if it's empty.
return Var(PassRef(), get_interface<PPB_Var_Deprecated>()->Call(
var_, method_name.pp_var(), 0, NULL,
OutException(exception).get()));
}
}
VarPrivate VarPrivate::Construct(uint32_t argc, Var* argv,
Var* exception) const {
if (!has_interface<PPB_Var_Deprecated>())
return Var();
if (argc > 0) {
std::vector<PP_Var> args;
args.reserve(argc);
for (size_t i = 0; i < argc; i++)
args.push_back(argv[i].pp_var());
return Var(PassRef(), get_interface<PPB_Var_Deprecated>()->Construct(
var_, argc, &args[0], OutException(exception).get()));
} else {
// Don't try to get the address of a vector if it's empty.
return Var(PassRef(), get_interface<PPB_Var_Deprecated>()->Construct(
var_, 0, NULL, OutException(exception).get()));
}
}
VarPrivate VarPrivate::Call(const Var& method_name, Var* exception) {
if (!has_interface<PPB_Var_Deprecated>())
return Var();
return Var(PassRef(), get_interface<PPB_Var_Deprecated>()->Call(
var_, method_name.pp_var(), 0, NULL, OutException(exception).get()));
}
VarPrivate VarPrivate::Call(const Var& method_name, const Var& arg1,
Var* exception) {
if (!has_interface<PPB_Var_Deprecated>())
return Var();
PP_Var args[1] = {arg1.pp_var()};
return Var(PassRef(), get_interface<PPB_Var_Deprecated>()->Call(
var_, method_name.pp_var(), 1, args, OutException(exception).get()));
}
VarPrivate VarPrivate::Call(const Var& method_name, const Var& arg1,
const Var& arg2, Var* exception) {
if (!has_interface<PPB_Var_Deprecated>())
return Var();
PP_Var args[2] = {arg1.pp_var(), arg2.pp_var()};
return Var(PassRef(), get_interface<PPB_Var_Deprecated>()->Call(
var_, method_name.pp_var(), 2, args, OutException(exception).get()));
}
VarPrivate VarPrivate::Call(const Var& method_name, const Var& arg1,
const Var& arg2, const Var& arg3, Var* exception) {
if (!has_interface<PPB_Var_Deprecated>())
return Var();
PP_Var args[3] = {arg1.pp_var(), arg2.pp_var(), arg3.pp_var()};
return Var(PassRef(), get_interface<PPB_Var_Deprecated>()->Call(
var_, method_name.pp_var(), 3, args, OutException(exception).get()));
}
VarPrivate VarPrivate::Call(const Var& method_name, const Var& arg1,
const Var& arg2, const Var& arg3, const Var& arg4,
Var* exception) {
if (!has_interface<PPB_Var_Deprecated>())
return Var();
PP_Var args[4] = {arg1.pp_var(), arg2.pp_var(), arg3.pp_var(), arg4.pp_var()};
return Var(PassRef(), get_interface<PPB_Var_Deprecated>()->Call(
var_, method_name.pp_var(), 4, args, OutException(exception).get()));
}
} // namespace pp
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