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-rw-r--r--libs/binder/Value.cpp420
1 files changed, 0 insertions, 420 deletions
diff --git a/libs/binder/Value.cpp b/libs/binder/Value.cpp
deleted file mode 100644
index 19c57ba128..0000000000
--- a/libs/binder/Value.cpp
+++ /dev/null
@@ -1,420 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "Value"
-
-#include <binder/Value.h>
-
-#include <limits>
-
-#include <binder/IBinder.h>
-#include <binder/Parcel.h>
-#include <binder/Map.h>
-#include <private/binder/ParcelValTypes.h>
-#include <log/log.h>
-#include <utils/Errors.h>
-
-using android::BAD_TYPE;
-using android::BAD_VALUE;
-using android::NO_ERROR;
-using android::UNEXPECTED_NULL;
-using android::Parcel;
-using android::sp;
-using android::status_t;
-using std::map;
-using std::set;
-using std::vector;
-using android::binder::Value;
-using android::IBinder;
-using android::os::PersistableBundle;
-using namespace android::binder;
-
-// ====================================================================
-
-#define RETURN_IF_FAILED(calledOnce) \
- do { \
- status_t returnStatus = calledOnce; \
- if (returnStatus) { \
- ALOGE("Failed at %s:%d (%s)", __FILE__, __LINE__, __func__); \
- return returnStatus; \
- } \
- } while(false)
-
-// ====================================================================
-
-/* These `internal_type_ptr()` functions allow this
- * class to work without C++ RTTI support. This technique
- * only works properly when called directly from this file,
- * but that is OK because that is the only place we will
- * be calling them from. */
-template<class T> const void* internal_type_ptr()
-{
- static const T *marker;
- return (void*)&marker;
-}
-
-/* Allows the type to be specified by the argument
- * instead of inside angle brackets. */
-template<class T> const void* internal_type_ptr(const T&)
-{
- return internal_type_ptr<T>();
-}
-
-// ====================================================================
-
-namespace android {
-
-namespace binder {
-
-class Value::ContentBase {
-public:
- virtual ~ContentBase() = default;
- virtual const void* type_ptr() const = 0;
- virtual ContentBase * clone() const = 0;
- virtual bool operator==(const ContentBase& rhs) const = 0;
-
-#ifdef LIBBINDER_VALUE_SUPPORTS_TYPE_INFO
- virtual const std::type_info &type() const = 0;
-#endif
-
- template<typename T> bool get(T* out) const;
-};
-
-/* This is the actual class that holds the value. */
-template<typename T> class Value::Content : public Value::ContentBase {
-public:
- Content() = default;
- explicit Content(const T & value) : mValue(value) { }
-
- virtual ~Content() = default;
-
-#ifdef LIBBINDER_VALUE_SUPPORTS_TYPE_INFO
- virtual const std::type_info &type() const override
- {
- return typeid(T);
- }
-#endif
-
- virtual const void* type_ptr() const override
- {
- return internal_type_ptr<T>();
- }
-
- virtual ContentBase * clone() const override
- {
- return new Content(mValue);
- };
-
- virtual bool operator==(const ContentBase& rhs) const override
- {
- if (type_ptr() != rhs.type_ptr()) {
- return false;
- }
- return mValue == static_cast<const Content<T>* >(&rhs)->mValue;
- }
-
- T mValue;
-};
-
-template<typename T> bool Value::ContentBase::get(T* out) const
-{
- if (internal_type_ptr(*out) != type_ptr())
- {
- return false;
- }
-
- *out = static_cast<const Content<T>*>(this)->mValue;
-
- return true;
-}
-
-// ====================================================================
-
-Value::Value() : mContent(nullptr)
-{
-}
-
-Value::Value(const Value& value)
- : mContent(value.mContent ? value.mContent->clone() : nullptr)
-{
-}
-
-Value::~Value()
-{
- delete mContent;
-}
-
-bool Value::operator==(const Value& rhs) const
-{
- const Value& lhs(*this);
-
- if (lhs.empty() && rhs.empty()) {
- return true;
- }
-
- if ( (lhs.mContent == nullptr)
- || (rhs.mContent == nullptr)
- ) {
- return false;
- }
-
- return *lhs.mContent == *rhs.mContent;
-}
-
-Value& Value::swap(Value &rhs)
-{
- std::swap(mContent, rhs.mContent);
- return *this;
-}
-
-Value& Value::operator=(const Value& rhs)
-{
- if (this != &rhs) {
- delete mContent;
- mContent = rhs.mContent
- ? rhs.mContent->clone()
- : nullptr;
- }
- return *this;
-}
-
-bool Value::empty() const
-{
- return mContent == nullptr;
-}
-
-void Value::clear()
-{
- delete mContent;
- mContent = nullptr;
-}
-
-int32_t Value::parcelType() const
-{
- const void* t_info(mContent ? mContent->type_ptr() : nullptr);
-
- if (t_info == internal_type_ptr<bool>()) return VAL_BOOLEAN;
- if (t_info == internal_type_ptr<uint8_t>()) return VAL_BYTE;
- if (t_info == internal_type_ptr<int32_t>()) return VAL_INTEGER;
- if (t_info == internal_type_ptr<int64_t>()) return VAL_LONG;
- if (t_info == internal_type_ptr<double>()) return VAL_DOUBLE;
- if (t_info == internal_type_ptr<String16>()) return VAL_STRING;
-
- if (t_info == internal_type_ptr<vector<bool>>()) return VAL_BOOLEANARRAY;
- if (t_info == internal_type_ptr<vector<uint8_t>>()) return VAL_BYTEARRAY;
- if (t_info == internal_type_ptr<vector<int32_t>>()) return VAL_INTARRAY;
- if (t_info == internal_type_ptr<vector<int64_t>>()) return VAL_LONGARRAY;
- if (t_info == internal_type_ptr<vector<double>>()) return VAL_DOUBLEARRAY;
- if (t_info == internal_type_ptr<vector<String16>>()) return VAL_STRINGARRAY;
-
- if (t_info == internal_type_ptr<Map>()) return VAL_MAP;
- if (t_info == internal_type_ptr<PersistableBundle>()) return VAL_PERSISTABLEBUNDLE;
-
- return VAL_NULL;
-}
-
-#ifdef LIBBINDER_VALUE_SUPPORTS_TYPE_INFO
-const std::type_info& Value::type() const
-{
- return mContent != nullptr
- ? mContent->type()
- : typeid(void);
-}
-#endif // ifdef LIBBINDER_VALUE_SUPPORTS_TYPE_INFO
-
-#define DEF_TYPE_ACCESSORS(T, TYPENAME) \
- bool Value::is ## TYPENAME() const \
- { \
- return mContent \
- ? internal_type_ptr<T>() == mContent->type_ptr() \
- : false; \
- } \
- bool Value::get ## TYPENAME(T* out) const \
- { \
- return mContent \
- ? mContent->get(out) \
- : false; \
- } \
- void Value::put ## TYPENAME(const T& in) \
- { \
- *this = in; \
- } \
- Value& Value::operator=(const T& rhs) \
- { \
- delete mContent; \
- mContent = new Content< T >(rhs); \
- return *this; \
- } \
- Value::Value(const T& value) \
- : mContent(new Content< T >(value)) \
- { }
-
-DEF_TYPE_ACCESSORS(bool, Boolean)
-DEF_TYPE_ACCESSORS(int8_t, Byte)
-DEF_TYPE_ACCESSORS(int32_t, Int)
-DEF_TYPE_ACCESSORS(int64_t, Long)
-DEF_TYPE_ACCESSORS(double, Double)
-DEF_TYPE_ACCESSORS(String16, String)
-
-DEF_TYPE_ACCESSORS(std::vector<bool>, BooleanVector)
-DEF_TYPE_ACCESSORS(std::vector<uint8_t>, ByteVector)
-DEF_TYPE_ACCESSORS(std::vector<int32_t>, IntVector)
-DEF_TYPE_ACCESSORS(std::vector<int64_t>, LongVector)
-DEF_TYPE_ACCESSORS(std::vector<double>, DoubleVector)
-DEF_TYPE_ACCESSORS(std::vector<String16>, StringVector)
-
-DEF_TYPE_ACCESSORS(::android::binder::Map, Map)
-DEF_TYPE_ACCESSORS(PersistableBundle, PersistableBundle)
-
-bool Value::getString(String8* out) const
-{
- String16 val;
- bool ret = getString(&val);
- if (ret) {
- *out = String8(val);
- }
- return ret;
-}
-
-bool Value::getString(::std::string* out) const
-{
- String8 val;
- bool ret = getString(&val);
- if (ret) {
- *out = val.string();
- }
- return ret;
-}
-
-status_t Value::writeToParcel(Parcel* parcel) const
-{
- // This implementation needs to be kept in sync with the writeValue
- // implementation in frameworks/base/core/java/android/os/Parcel.java
-
-#define BEGIN_HANDLE_WRITE() \
- do { \
- const void* t_info(mContent?mContent->type_ptr():nullptr); \
- if (false) { }
-#define HANDLE_WRITE_TYPE(T, TYPEVAL, TYPEMETHOD) \
- else if (t_info == internal_type_ptr<T>()) { \
- RETURN_IF_FAILED(parcel->writeInt32(TYPEVAL)); \
- RETURN_IF_FAILED(parcel->TYPEMETHOD(static_cast<const Content<T>*>(mContent)->mValue)); \
- }
-#define HANDLE_WRITE_PARCELABLE(T, TYPEVAL) \
- else if (t_info == internal_type_ptr<T>()) { \
- RETURN_IF_FAILED(parcel->writeInt32(TYPEVAL)); \
- RETURN_IF_FAILED(static_cast<const Content<T>*>(mContent)->mValue.writeToParcel(parcel)); \
- }
-#define END_HANDLE_WRITE() \
- else { \
- ALOGE("writeToParcel: Type not supported"); \
- return BAD_TYPE; \
- } \
- } while (false);
-
- BEGIN_HANDLE_WRITE()
-
- HANDLE_WRITE_TYPE(bool, VAL_BOOLEAN, writeBool)
- HANDLE_WRITE_TYPE(int8_t, VAL_BYTE, writeByte)
- HANDLE_WRITE_TYPE(int8_t, VAL_BYTE, writeByte)
- HANDLE_WRITE_TYPE(int32_t, VAL_INTEGER, writeInt32)
- HANDLE_WRITE_TYPE(int64_t, VAL_LONG, writeInt64)
- HANDLE_WRITE_TYPE(double, VAL_DOUBLE, writeDouble)
- HANDLE_WRITE_TYPE(String16, VAL_STRING, writeString16)
-
- HANDLE_WRITE_TYPE(vector<bool>, VAL_BOOLEANARRAY, writeBoolVector)
- HANDLE_WRITE_TYPE(vector<uint8_t>, VAL_BYTEARRAY, writeByteVector)
- HANDLE_WRITE_TYPE(vector<int8_t>, VAL_BYTEARRAY, writeByteVector)
- HANDLE_WRITE_TYPE(vector<int32_t>, VAL_INTARRAY, writeInt32Vector)
- HANDLE_WRITE_TYPE(vector<int64_t>, VAL_LONGARRAY, writeInt64Vector)
- HANDLE_WRITE_TYPE(vector<double>, VAL_DOUBLEARRAY, writeDoubleVector)
- HANDLE_WRITE_TYPE(vector<String16>, VAL_STRINGARRAY, writeString16Vector)
-
- HANDLE_WRITE_PARCELABLE(PersistableBundle, VAL_PERSISTABLEBUNDLE)
-
- END_HANDLE_WRITE()
-
- return NO_ERROR;
-
-#undef BEGIN_HANDLE_WRITE
-#undef HANDLE_WRITE_TYPE
-#undef HANDLE_WRITE_PARCELABLE
-#undef END_HANDLE_WRITE
-}
-
-status_t Value::readFromParcel(const Parcel* parcel)
-{
- // This implementation needs to be kept in sync with the readValue
- // implementation in frameworks/base/core/java/android/os/Parcel.javai
-
-#define BEGIN_HANDLE_READ() \
- switch(value_type) { \
- default: \
- ALOGE("readFromParcel: Parcel type %d is not supported", value_type); \
- return BAD_TYPE;
-#define HANDLE_READ_TYPE(T, TYPEVAL, TYPEMETHOD) \
- case TYPEVAL: \
- mContent = new Content<T>(); \
- RETURN_IF_FAILED(parcel->TYPEMETHOD(&static_cast<Content<T>*>(mContent)->mValue)); \
- break;
-#define HANDLE_READ_PARCELABLE(T, TYPEVAL) \
- case TYPEVAL: \
- mContent = new Content<T>(); \
- RETURN_IF_FAILED(static_cast<Content<T>*>(mContent)->mValue.readFromParcel(parcel)); \
- break;
-#define END_HANDLE_READ() \
- }
-
- int32_t value_type = VAL_NULL;
-
- delete mContent;
- mContent = nullptr;
-
- RETURN_IF_FAILED(parcel->readInt32(&value_type));
-
- BEGIN_HANDLE_READ()
-
- HANDLE_READ_TYPE(bool, VAL_BOOLEAN, readBool)
- HANDLE_READ_TYPE(int8_t, VAL_BYTE, readByte)
- HANDLE_READ_TYPE(int32_t, VAL_INTEGER, readInt32)
- HANDLE_READ_TYPE(int64_t, VAL_LONG, readInt64)
- HANDLE_READ_TYPE(double, VAL_DOUBLE, readDouble)
- HANDLE_READ_TYPE(String16, VAL_STRING, readString16)
-
- HANDLE_READ_TYPE(vector<bool>, VAL_BOOLEANARRAY, readBoolVector)
- HANDLE_READ_TYPE(vector<uint8_t>, VAL_BYTEARRAY, readByteVector)
- HANDLE_READ_TYPE(vector<int32_t>, VAL_INTARRAY, readInt32Vector)
- HANDLE_READ_TYPE(vector<int64_t>, VAL_LONGARRAY, readInt64Vector)
- HANDLE_READ_TYPE(vector<double>, VAL_DOUBLEARRAY, readDoubleVector)
- HANDLE_READ_TYPE(vector<String16>, VAL_STRINGARRAY, readString16Vector)
-
- HANDLE_READ_PARCELABLE(PersistableBundle, VAL_PERSISTABLEBUNDLE)
-
- END_HANDLE_READ()
-
- return NO_ERROR;
-
-#undef BEGIN_HANDLE_READ
-#undef HANDLE_READ_TYPE
-#undef HANDLE_READ_PARCELABLE
-#undef END_HANDLE_READ
-}
-
-} // namespace binder
-
-} // namespace android
-
-/* vim: set ts=4 sw=4 tw=0 et :*/
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