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feat(c-wrapper): getPrivate is more secure

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This commit is contained in:
Ronan Abhamon 2017-09-22 17:24:23 +02:00
parent d1dc5af4ea
commit 25c138a64a
1 changed files with 21 additions and 10 deletions
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31
src/c-wrapper/internal/c-tools.h
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@ -48,16 +48,21 @@ struct CObjectInitializer {};
class Wrapper {
private:
template<typename T>
struct WrappedObject {
belle_sip_object_t base;
std::shared_ptr<T> cppPtr;
template<typename CppType>
struct IsCppObject {
enum { value = std::is_base_of<Object, CppType>::value || std::is_base_of<ClonableObject, CppType>::value };
};
template<typename T>
template<typename CType>
struct WrappedObject {
belle_sip_object_t base;
std::shared_ptr<CType> cppPtr;
};
template<typename CType>
struct WrappedClonableObject {
belle_sip_object_t base;
T *cppPtr;
CType *cppPtr;
};
public:
@ -65,14 +70,20 @@ public:
// Get private data of cpp Object.
// ---------------------------------------------------------------------------
template<typename T>
static inline decltype (std::declval<T>().getPrivate()) getPrivate (T *cppObject) {
template<
typename CppType,
typename = typename std::enable_if<IsCppObject<CppType>::value, CppType>::type
>
static inline decltype (std::declval<CppType>().getPrivate()) getPrivate (CppType *cppObject) {
L_ASSERT(cppObject);
return cppObject->getPrivate();
}
template<typename T>
static inline decltype (std::declval<T>().getPrivate()) getPrivate (const std::shared_ptr<T> &cppObject) {
template<
typename CppType,
typename = typename std::enable_if<IsCppObject<CppType>::value, CppType>::type
>
static inline decltype (std::declval<CppType>().getPrivate()) getPrivate (const std::shared_ptr<CppType> &cppObject) {
L_ASSERT(cppObject);
return cppObject->getPrivate();
}