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codeql/cpp/ql/test/library-tests/dataflow/taint-tests/stl.h
2020-09-09 20:51:56 +02:00

291 lines
11 KiB
C++

typedef unsigned long size_t;
template<class T>
struct remove_const { typedef T type; };
template<class T>
struct remove_const<const T> { typedef T type; };
// `remove_const_t<T>` removes any `const` specifier from `T`
template<class T>
using remove_const_t = typename remove_const<T>::type;
// --- iterator ---
namespace std {
struct ptrdiff_t;
template<class I> struct iterator_traits;
template <class Category,
class value_type,
class difference_type = ptrdiff_t,
class pointer_type = value_type*,
class reference_type = value_type&>
struct iterator {
typedef Category iterator_category;
iterator();
iterator(iterator<Category, remove_const_t<value_type> > const &other); // non-const -> const conversion constructor
iterator &operator++();
iterator operator++(int);
iterator &operator--();
iterator operator--(int);
bool operator==(iterator other) const;
bool operator!=(iterator other) const;
reference_type operator*() const;
iterator operator+(int);
iterator operator-(int);
iterator &operator+=(int);
iterator &operator-=(int);
int operator-(iterator);
reference_type operator[](int);
};
struct input_iterator_tag {};
struct forward_iterator_tag : public input_iterator_tag {};
struct bidirectional_iterator_tag : public forward_iterator_tag {};
struct random_access_iterator_tag : public bidirectional_iterator_tag {};
}
// --- string ---
namespace std
{
template<class charT> struct char_traits;
typedef size_t streamsize;
template <class T> class allocator {
public:
allocator() throw();
typedef size_t size_type;
};
template<class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
class basic_string {
public:
using value_type = charT;
using reference = value_type&;
using const_reference = const value_type&;
typedef typename Allocator::size_type size_type;
static const size_type npos = -1;
explicit basic_string(const Allocator& a = Allocator());
basic_string(const charT* s, const Allocator& a = Allocator());
template<class InputIterator> basic_string(InputIterator begin, InputIterator end, const Allocator& a = Allocator());
const charT* c_str() const;
charT* data() noexcept;
size_t length() const;
typedef std::iterator<random_access_iterator_tag, charT> iterator;
typedef std::iterator<random_access_iterator_tag, const charT> const_iterator;
iterator begin();
iterator end();
const_iterator begin() const;
const_iterator end() const;
const_iterator cbegin() const;
const_iterator cend() const;
void push_back(charT c);
const charT& front() const;
charT& front();
const charT& back() const;
charT& back();
const_reference operator[](size_type pos) const;
reference operator[](size_type pos);
const_reference at(size_type n) const;
reference at(size_type n);
template<class T> basic_string& operator+=(const T& t);
basic_string& operator+=(const charT* s);
basic_string& append(const basic_string& str);
basic_string& append(const charT* s);
basic_string& append(size_type n, charT c);
template<class InputIterator> basic_string& append(InputIterator first, InputIterator last);
basic_string& assign(const basic_string& str);
basic_string& assign(size_type n, charT c);
template<class InputIterator> basic_string& assign(InputIterator first, InputIterator last);
basic_string& insert(size_type pos, const basic_string& str);
basic_string& insert(size_type pos, size_type n, charT c);
basic_string& insert(size_type pos, const charT* s);
iterator insert(const_iterator p, size_type n, charT c);
template<class InputIterator> iterator insert(const_iterator p, InputIterator first, InputIterator last);
basic_string& replace(size_type pos1, size_type n1, const basic_string& str);
basic_string& replace(size_type pos1, size_type n1, size_type n2, charT c);
size_type copy(charT* s, size_type n, size_type pos = 0) const;
void clear() noexcept;
basic_string substr(size_type pos = 0, size_type n = npos) const;
void swap(basic_string& s) noexcept/*(allocator_traits<Allocator>::propagate_on_container_swap::value || allocator_traits<Allocator>::is_always_equal::value)*/;
};
template<class charT, class traits, class Allocator> basic_string<charT, traits, Allocator> operator+(const basic_string<charT, traits, Allocator>& lhs, const basic_string<charT, traits, Allocator>& rhs);
template<class charT, class traits, class Allocator> basic_string<charT, traits, Allocator> operator+(const basic_string<charT, traits, Allocator>& lhs, const charT* rhs);
typedef basic_string<char> string;
template <class charT, class traits = char_traits<charT> >
class basic_istream /*: virtual public basic_ios<charT,traits> - not needed for this test */ {
public:
using char_type = charT;
using int_type = int; //typename traits::int_type;
basic_istream<charT, traits>& operator>>(int& n);
int_type get();
basic_istream<charT, traits>& get(char_type& c);
basic_istream<charT, traits>& get(char_type* s, streamsize n);
int_type peek();
basic_istream<charT, traits>& read (char_type* s, streamsize n);
streamsize readsome(char_type* s, streamsize n);
basic_istream<charT, traits>& putback(char_type c);
};
template<class charT, class traits> basic_istream<charT, traits>& operator>>(basic_istream<charT, traits>&, charT*);
template<class charT, class traits, class Allocator> basic_istream<charT, traits>& operator>>(basic_istream<charT, traits>& is, basic_string<charT, traits, Allocator>& str);
template <class charT, class traits = char_traits<charT> >
class basic_ostream /*: virtual public basic_ios<charT,traits> - not needed for this test */ {
public:
typedef charT char_type;
basic_ostream<charT, traits>& operator<<(int n);
basic_ostream<charT, traits>& put(char_type c);
basic_ostream<charT, traits>& write(const char_type* s, streamsize n);
};
template<class charT, class traits> basic_ostream<charT,traits>& operator<<(basic_ostream<charT,traits>&, const charT*);
template<class charT, class traits, class Allocator> basic_ostream<charT, traits>& operator<<(basic_ostream<charT, traits>& os, const basic_string<charT, traits, Allocator>& str);
template<class charT, class traits = char_traits<charT>>
class basic_iostream : public basic_istream<charT, traits>, public basic_ostream<charT, traits> {
public:
};
template<class charT, class traits = char_traits<charT>, class Allocator = allocator<charT>>
class basic_stringstream : public basic_iostream<charT, traits> {
public:
explicit basic_stringstream(/*ios_base::openmode which = ios_base::out|ios_base::in - not needed for this test*/);
explicit basic_stringstream( const basic_string<charT, traits, Allocator>& str/*, ios_base::openmode which = ios_base::out | ios_base::in*/);
basic_stringstream(const basic_stringstream& rhs) = delete;
basic_stringstream(basic_stringstream&& rhs);
basic_stringstream& operator=(const basic_stringstream& rhs) = delete;
basic_stringstream& operator=(basic_stringstream&& rhs);
void swap(basic_stringstream& rhs);
basic_string<charT, traits, Allocator> str() const;
void str(const basic_string<charT, traits, Allocator>& str);
};
using stringstream = basic_stringstream<char>;
}
// --- vector ---
namespace std {
template<class T, class Allocator = allocator<T>>
class vector {
public:
using value_type = T;
using reference = value_type&;
using const_reference = const value_type&;
using size_type = unsigned int;
using iterator = std::iterator<random_access_iterator_tag, T>;
using const_iterator = std::iterator<random_access_iterator_tag, const T>;
vector() noexcept(noexcept(Allocator())) : vector(Allocator()) { }
explicit vector(const Allocator&) noexcept;
explicit vector(size_type n, const Allocator& = Allocator());
vector(size_type n, const T& value, const Allocator& = Allocator());
template<class InputIterator, class IteratorCategory = typename InputIterator::iterator_category> vector(InputIterator first, InputIterator last, const Allocator& = Allocator());
// use of `iterator_category` makes sure InputIterator is (probably) an iterator, and not an `int` or
// similar that should match a different overload (SFINAE).
~vector();
vector& operator=(const vector& x);
vector& operator=(vector&& x) noexcept/*(allocator_traits<Allocator>::propagate_on_container_move_assignment::value || allocator_traits<Allocator>::is_always_equal::value)*/;
template<class InputIterator, class IteratorCategory = typename InputIterator::iterator_category> void assign(InputIterator first, InputIterator last);
// use of `iterator_category` makes sure InputIterator is (probably) an iterator, and not an `int` or
// similar that should match a different overload (SFINAE).
void assign(size_type n, const T& u);
iterator begin() noexcept;
const_iterator begin() const noexcept;
iterator end() noexcept;
const_iterator end() const noexcept;
size_type size() const noexcept;
reference operator[](size_type n);
const_reference operator[](size_type n) const;
const_reference at(size_type n) const;
reference at(size_type n);
reference front();
const_reference front() const;
reference back();
const_reference back() const;
T* data() noexcept;
const T* data() const noexcept;
void push_back(const T& x);
void push_back(T&& x);
iterator insert(const_iterator position, const T& x);
iterator insert(const_iterator position, T&& x);
iterator insert(const_iterator position, size_type n, const T& x);
template<class InputIterator> iterator insert(const_iterator position, InputIterator first, InputIterator last);
void swap(vector&) noexcept/*(allocator_traits<Allocator>::propagate_on_container_swap::value || allocator_traits<Allocator>::is_always_equal::value)*/;
void clear() noexcept;
};
}
// --- make_shared / make_unique ---
namespace std {
template<typename T>
class shared_ptr {
public:
shared_ptr() noexcept;
explicit shared_ptr(T*);
template<class U> shared_ptr(const shared_ptr<U>&) noexcept;
template<class U> shared_ptr(shared_ptr<U>&&) noexcept;
shared_ptr<T>& operator=(const shared_ptr<T>&) noexcept;
shared_ptr<T>& operator=(shared_ptr<T>&&) noexcept;
T& operator*() const noexcept;
T* operator->() const noexcept;
T* get() const noexcept;
};
template<typename T>
class unique_ptr {
public:
constexpr unique_ptr() noexcept;
explicit unique_ptr(T*) noexcept;
unique_ptr(unique_ptr<T>&&) noexcept;
unique_ptr<T>& operator=(unique_ptr<T>&&) noexcept;
T& operator*() const;
T* operator->() const noexcept;
T* get() const noexcept;
};
template<typename T, class... Args> unique_ptr<T> make_unique(Args&&...);
template<typename T, class... Args> shared_ptr<T> make_shared(Args&&...);
}