L4Re Operating System Framework
Interface and Usage Documentation
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static_vector
1// vi:set ft=cpp: -*- Mode: C++ -*-
2
3#pragma once
4
5#include "type_traits"
6
7namespace cxx {
8
15template<typename T, typename IDX = unsigned>
17{
18private:
19 template<typename X, typename IDX2> friend class static_vector;
20 T *_v;
21 IDX _l;
22
23public:
24 typedef T value_type;
25 typedef IDX index_type;
26
27 static_vector() = default;
28 static_vector(value_type *v, index_type length) : _v(v), _l(length) {}
29
30 template<typename Z,
31 typename = enable_if_t<is_same<remove_extent_t<Z>, T>::value>>
32 constexpr static_vector(Z &v) : _v(v), _l(array_size(v))
33 {}
34
36 template<typename X,
37 typename = enable_if_t<is_convertible<X, T>::value>>
38 static_vector(static_vector<X, IDX> const &o) : _v(o._v), _l(o._l) {}
39
40 index_type size() const { return _l; }
41 bool empty() const { return _l == 0; }
42
43 value_type &operator [] (index_type idx) { return _v[idx]; }
44 value_type const &operator [] (index_type idx) const { return _v[idx]; }
45
46 value_type *begin() { return _v; }
47 value_type *end() { return _v + _l; }
48 value_type const *begin() const { return _v; }
49 value_type const *end() const { return _v + _l; }
50 value_type const *cbegin() const { return _v; }
51 value_type const *cend() const { return _v + _l; }
52
54 index_type index(value_type const *o) const { return o - _v; }
55 index_type index(value_type const &o) const { return &o - _v; }
56};
57
58}
Simple encapsulation for a dynamically allocated array.
Definition static_vector:17
index_type index(value_type const *o) const
Get the index of the given element of the array.
Definition static_vector:54
static_vector(static_vector< X, IDX > const &o)
Conversion from compatible arrays.
Definition static_vector:38
Our C++ library.
Definition arith:22