diff options
| -rw-r--r-- | host/include/uhd/types/ref_vector.hpp | 40 |
1 files changed, 32 insertions, 8 deletions
diff --git a/host/include/uhd/types/ref_vector.hpp b/host/include/uhd/types/ref_vector.hpp index efd4b8f89..0ae301647 100644 --- a/host/include/uhd/types/ref_vector.hpp +++ b/host/include/uhd/types/ref_vector.hpp @@ -29,30 +29,54 @@ namespace uhd{ */ template <typename T> class ref_vector{ public: - //! Create a reference vector from a pointer and size - template <typename Ptr> ref_vector(Ptr *ptr, size_t size = 1): - _mem(T(ptr)), _size(size) + /*! + * Create a reference vector of size 1 from a pointer. + * Therefore: rv[0] == ptr and rv.size() == 1 + * \param ptr a pointer to a chunk of memory + */ + template <typename Ptr> ref_vector(Ptr *ptr): + _ptr(T(ptr)), _mem(_mem_t(&_ptr)), _size(1) { /* NOP */ } - //! Create a reference vector from a std::vector container - template <typename Range> ref_vector(const Range &range): - _mem(T(range.front())), _size(range.size()) + /*! + * Create a reference vector from a std::vector container. + * Therefore: rv[n] == vec[n] and rv.size() == vec.size() + * \param range a const reference to an std::vector + */ + template <typename Vector> ref_vector(const Vector &vec): + _ptr(T()), _mem(_mem_t(&vec.front())), _size(vec.size()) { /* NOP */ } + /*! + * Create a reference vector from a pointer and a length + * Therefore: rv[n] == mem[n] and rv.size() == len + * \param mem a pointer to an array of pointers + * \param len the length of the array of pointers + */ + ref_vector(const T *mem, size_t len): + _ptr(T()), _mem(_mem_t(mem)), _size(len) + { + /* NOP */ + } + + //! Index operator gets the value of rv[index] const T &operator[](size_t index) const{ - return (&_mem)[index]; + return _mem[index]; } + //! The number of elements in this container size_t size(void) const{ return _size; } private: - const T _mem; + const T _ptr; + typedef T* _mem_t; + const _mem_t _mem; const size_t _size; }; |