| #include "../include/cxx.h" |
| #include <cstring> |
| #include <iostream> |
| #include <memory> |
| |
| extern "C" { |
| void cxxbridge1$cxx_string$init(std::string *s, const std::uint8_t *ptr, |
| std::size_t len) noexcept { |
| new (s) std::string(reinterpret_cast<const char *>(ptr), len); |
| } |
| |
| void cxxbridge1$cxx_string$destroy(std::string *s) noexcept { |
| using std::string; |
| s->~string(); |
| } |
| |
| const char *cxxbridge1$cxx_string$data(const std::string &s) noexcept { |
| return s.data(); |
| } |
| |
| std::size_t cxxbridge1$cxx_string$length(const std::string &s) noexcept { |
| return s.length(); |
| } |
| |
| void cxxbridge1$cxx_string$push(std::string &s, const std::uint8_t *ptr, |
| std::size_t len) noexcept { |
| s.append(reinterpret_cast<const char *>(ptr), len); |
| } |
| |
| // rust::String |
| void cxxbridge1$string$new(rust::String *self) noexcept; |
| void cxxbridge1$string$clone(rust::String *self, |
| const rust::String &other) noexcept; |
| bool cxxbridge1$string$from(rust::String *self, const char *ptr, |
| std::size_t len) noexcept; |
| void cxxbridge1$string$drop(rust::String *self) noexcept; |
| const char *cxxbridge1$string$ptr(const rust::String *self) noexcept; |
| std::size_t cxxbridge1$string$len(const rust::String *self) noexcept; |
| void cxxbridge1$string$reserve_total(rust::String *self, size_t cap) noexcept; |
| |
| // rust::Str |
| void cxxbridge1$str$new(rust::Str *self) noexcept; |
| void cxxbridge1$str$ref(rust::Str *self, const rust::String *string) noexcept; |
| bool cxxbridge1$str$from(rust::Str *self, const char *ptr, |
| std::size_t len) noexcept; |
| const char *cxxbridge1$str$ptr(const rust::Str *self) noexcept; |
| std::size_t cxxbridge1$str$len(const rust::Str *self) noexcept; |
| |
| // rust::Slice |
| void cxxbridge1$slice$new(void *self, const void *ptr, |
| std::size_t len) noexcept; |
| void *cxxbridge1$slice$ptr(const void *self) noexcept; |
| std::size_t cxxbridge1$slice$len(const void *self) noexcept; |
| } // extern "C" |
| |
| namespace rust { |
| inline namespace cxxbridge1 { |
| |
| template <typename Exception> |
| void panic [[noreturn]] (const char *msg) { |
| #if defined(RUST_CXX_NO_EXCEPTIONS) |
| std::cerr << "Error: " << msg << ". Aborting." << std::endl; |
| std::terminate(); |
| #else |
| throw Exception(msg); |
| #endif |
| } |
| |
| template void panic<std::out_of_range> [[noreturn]] (const char *msg); |
| |
| String::String() noexcept { cxxbridge1$string$new(this); } |
| |
| String::String(const String &other) noexcept { |
| cxxbridge1$string$clone(this, other); |
| } |
| |
| String::String(String &&other) noexcept : repr(other.repr) { |
| cxxbridge1$string$new(&other); |
| } |
| |
| String::~String() noexcept { cxxbridge1$string$drop(this); } |
| |
| static void initString(String *self, const char *s, std::size_t len) { |
| if (!cxxbridge1$string$from(self, s, len)) { |
| panic<std::invalid_argument>("data for rust::String is not utf-8"); |
| } |
| } |
| |
| String::String(const std::string &s) { initString(this, s.data(), s.length()); } |
| |
| String::String(const char *s) { |
| assert(s != nullptr); |
| initString(this, s, std::strlen(s)); |
| } |
| |
| String::String(const char *s, std::size_t len) { |
| assert(s != nullptr || len == 0); |
| initString(this, |
| s == nullptr && len == 0 ? reinterpret_cast<const char *>(1) : s, |
| len); |
| } |
| |
| String &String::operator=(const String &other) &noexcept { |
| if (this != &other) { |
| cxxbridge1$string$drop(this); |
| cxxbridge1$string$clone(this, other); |
| } |
| return *this; |
| } |
| |
| String &String::operator=(String &&other) &noexcept { |
| cxxbridge1$string$drop(this); |
| this->repr = other.repr; |
| cxxbridge1$string$new(&other); |
| return *this; |
| } |
| |
| String::operator std::string() const { |
| return std::string(this->data(), this->size()); |
| } |
| |
| const char *String::data() const noexcept { |
| return cxxbridge1$string$ptr(this); |
| } |
| |
| std::size_t String::size() const noexcept { |
| return cxxbridge1$string$len(this); |
| } |
| |
| std::size_t String::length() const noexcept { |
| return cxxbridge1$string$len(this); |
| } |
| |
| const char *String::c_str() noexcept { |
| auto len = this->length(); |
| cxxbridge1$string$reserve_total(this, len + 1); |
| auto ptr = this->data(); |
| const_cast<char *>(ptr)[len] = '\0'; |
| return ptr; |
| } |
| |
| String::iterator String::begin() noexcept { |
| return const_cast<char *>(this->data()); |
| } |
| |
| String::iterator String::end() noexcept { |
| return const_cast<char *>(this->data()) + this->size(); |
| } |
| |
| String::const_iterator String::begin() const noexcept { return this->cbegin(); } |
| |
| String::const_iterator String::end() const noexcept { return this->cend(); } |
| |
| String::const_iterator String::cbegin() const noexcept { return this->data(); } |
| |
| String::const_iterator String::cend() const noexcept { |
| return this->data() + this->size(); |
| } |
| |
| bool String::operator==(const String &rhs) const noexcept { |
| return rust::Str(*this) == rust::Str(rhs); |
| } |
| |
| bool String::operator!=(const String &rhs) const noexcept { |
| return rust::Str(*this) != rust::Str(rhs); |
| } |
| |
| bool String::operator<(const String &rhs) const noexcept { |
| return rust::Str(*this) < rust::Str(rhs); |
| } |
| |
| bool String::operator<=(const String &rhs) const noexcept { |
| return rust::Str(*this) <= rust::Str(rhs); |
| } |
| |
| bool String::operator>(const String &rhs) const noexcept { |
| return rust::Str(*this) > rust::Str(rhs); |
| } |
| |
| bool String::operator>=(const String &rhs) const noexcept { |
| return rust::Str(*this) >= rust::Str(rhs); |
| } |
| |
| void String::swap(String &rhs) noexcept { |
| using std::swap; |
| swap(this->repr, rhs.repr); |
| } |
| |
| String::String(unsafe_bitcopy_t, const String &bits) noexcept |
| : repr(bits.repr) {} |
| |
| std::ostream &operator<<(std::ostream &os, const String &s) { |
| os.write(s.data(), s.size()); |
| return os; |
| } |
| |
| Str::Str() noexcept { cxxbridge1$str$new(this); } |
| |
| Str::Str(const String &s) noexcept { cxxbridge1$str$ref(this, &s); } |
| |
| static void initStr(Str *self, const char *ptr, std::size_t len) { |
| if (!cxxbridge1$str$from(self, ptr, len)) { |
| panic<std::invalid_argument>("data for rust::Str is not utf-8"); |
| } |
| } |
| |
| Str::Str(const std::string &s) { initStr(this, s.data(), s.length()); } |
| |
| Str::Str(const char *s) { |
| assert(s != nullptr); |
| initStr(this, s, std::strlen(s)); |
| } |
| |
| Str::Str(const char *s, std::size_t len) { |
| assert(s != nullptr || len == 0); |
| initStr(this, |
| s == nullptr && len == 0 ? reinterpret_cast<const char *>(1) : s, |
| len); |
| } |
| |
| Str::operator std::string() const { |
| return std::string(this->data(), this->size()); |
| } |
| |
| const char *Str::data() const noexcept { return cxxbridge1$str$ptr(this); } |
| |
| std::size_t Str::size() const noexcept { return cxxbridge1$str$len(this); } |
| |
| std::size_t Str::length() const noexcept { return this->size(); } |
| |
| Str::const_iterator Str::begin() const noexcept { return this->cbegin(); } |
| |
| Str::const_iterator Str::end() const noexcept { return this->cend(); } |
| |
| Str::const_iterator Str::cbegin() const noexcept { return this->data(); } |
| |
| Str::const_iterator Str::cend() const noexcept { |
| return this->data() + this->size(); |
| } |
| |
| bool Str::operator==(const Str &rhs) const noexcept { |
| return this->size() == rhs.size() && |
| std::equal(this->begin(), this->end(), rhs.begin()); |
| } |
| |
| bool Str::operator!=(const Str &rhs) const noexcept { return !(*this == rhs); } |
| |
| bool Str::operator<(const Str &rhs) const noexcept { |
| return std::lexicographical_compare(this->begin(), this->end(), rhs.begin(), |
| rhs.end()); |
| } |
| |
| bool Str::operator<=(const Str &rhs) const noexcept { |
| // std::mismatch(this->begin(), this->end(), rhs.begin(), rhs.end()), except |
| // without Undefined Behavior on C++11 if rhs is shorter than *this. |
| const_iterator liter = this->begin(), lend = this->end(), riter = rhs.begin(), |
| rend = rhs.end(); |
| while (liter != lend && riter != rend && *liter == *riter) { |
| ++liter, ++riter; |
| } |
| if (liter == lend) { |
| return true; // equal or *this is a prefix of rhs |
| } else if (riter == rend) { |
| return false; // rhs is a prefix of *this |
| } else { |
| return *liter <= *riter; |
| } |
| } |
| |
| bool Str::operator>(const Str &rhs) const noexcept { return rhs < *this; } |
| |
| bool Str::operator>=(const Str &rhs) const noexcept { return rhs <= *this; } |
| |
| void Str::swap(Str &rhs) noexcept { |
| using std::swap; |
| swap(this->repr, rhs.repr); |
| } |
| |
| std::ostream &operator<<(std::ostream &os, const Str &s) { |
| os.write(s.data(), s.size()); |
| return os; |
| } |
| |
| void sliceInit(void *self, const void *ptr, std::size_t len) noexcept { |
| cxxbridge1$slice$new(self, ptr, len); |
| } |
| |
| void *slicePtr(const void *self) noexcept { return cxxbridge1$slice$ptr(self); } |
| |
| std::size_t sliceLen(const void *self) noexcept { |
| return cxxbridge1$slice$len(self); |
| } |
| |
| // Rust specifies that usize is ABI compatible with C's uintptr_t. |
| // https://rust-lang.github.io/unsafe-code-guidelines/layout/scalars.html#isize-and-usize |
| // However there is no direct Rust equivalent for size_t. C does not guarantee |
| // that size_t and uintptr_t are compatible. In practice though, on all |
| // platforms supported by Rust, they are identical for ABI purposes. See the |
| // libc crate which unconditionally defines libc::size_t = usize. We expect the |
| // same here and these assertions are just here to explicitly document that. |
| // *Note that no assumption is made about C++ name mangling of signatures |
| // containing these types, not here nor anywhere in CXX.* |
| static_assert(sizeof(std::size_t) == sizeof(std::uintptr_t), |
| "unsupported size_t size"); |
| static_assert(alignof(std::size_t) == alignof(std::uintptr_t), |
| "unsupported size_t alignment"); |
| static_assert(sizeof(rust::isize) == sizeof(std::intptr_t), |
| "unsupported ssize_t size"); |
| static_assert(alignof(rust::isize) == alignof(std::intptr_t), |
| "unsupported ssize_t alignment"); |
| |
| static_assert(std::is_trivially_copy_constructible<Str>::value, |
| "trivial Str(const Str &)"); |
| static_assert(std::is_trivially_copy_assignable<Str>::value, |
| "trivial operator=(const Str &)"); |
| static_assert(std::is_trivially_destructible<Str>::value, "trivial ~Str()"); |
| |
| static_assert( |
| std::is_trivially_copy_constructible<Slice<const std::uint8_t>>::value, |
| "trivial Slice(const Slice &)"); |
| static_assert( |
| std::is_trivially_move_constructible<Slice<const std::uint8_t>>::value, |
| "trivial Slice(Slice &&)"); |
| static_assert( |
| std::is_trivially_copy_assignable<Slice<const std::uint8_t>>::value, |
| "trivial Slice::operator=(const Slice &) for const slices"); |
| static_assert( |
| std::is_trivially_move_assignable<Slice<const std::uint8_t>>::value, |
| "trivial Slice::operator=(Slice &&)"); |
| static_assert(std::is_trivially_destructible<Slice<const std::uint8_t>>::value, |
| "trivial ~Slice()"); |
| |
| static_assert(std::is_trivially_copy_constructible<Slice<std::uint8_t>>::value, |
| "trivial Slice(const Slice &)"); |
| static_assert(std::is_trivially_move_constructible<Slice<std::uint8_t>>::value, |
| "trivial Slice(Slice &&)"); |
| static_assert(!std::is_copy_assignable<Slice<std::uint8_t>>::value, |
| "delete Slice::operator=(const Slice &) for mut slices"); |
| static_assert(std::is_trivially_move_assignable<Slice<std::uint8_t>>::value, |
| "trivial Slice::operator=(Slice &&)"); |
| static_assert(std::is_trivially_destructible<Slice<std::uint8_t>>::value, |
| "trivial ~Slice()"); |
| |
| static_assert(std::is_same<Vec<std::uint8_t>::const_iterator, |
| Vec<const std::uint8_t>::iterator>::value, |
| "Vec<T>::const_iterator == Vec<const T>::iterator"); |
| static_assert(std::is_same<Vec<const std::uint8_t>::const_iterator, |
| Vec<const std::uint8_t>::iterator>::value, |
| "Vec<const T>::const_iterator == Vec<const T>::iterator"); |
| static_assert(!std::is_same<Vec<std::uint8_t>::const_iterator, |
| Vec<std::uint8_t>::iterator>::value, |
| "Vec<T>::const_iterator != Vec<T>::iterator"); |
| |
| static const char *errorCopy(const char *ptr, std::size_t len) { |
| char *copy = new char[len]; |
| std::memcpy(copy, ptr, len); |
| return copy; |
| } |
| |
| extern "C" { |
| const char *cxxbridge1$error(const char *ptr, std::size_t len) noexcept { |
| return errorCopy(ptr, len); |
| } |
| } // extern "C" |
| |
| Error::Error(const Error &other) |
| : std::exception(other), |
| msg(other.msg ? errorCopy(other.msg, other.len) : nullptr), |
| len(other.len) {} |
| |
| Error::Error(Error &&other) noexcept |
| : std::exception(std::move(other)), msg(other.msg), len(other.len) { |
| other.msg = nullptr; |
| other.len = 0; |
| } |
| |
| Error::~Error() noexcept { delete[] this->msg; } |
| |
| Error &Error::operator=(const Error &other) & { |
| if (this != &other) { |
| std::exception::operator=(other); |
| delete[] this->msg; |
| this->msg = nullptr; |
| if (other.msg) { |
| this->msg = errorCopy(other.msg, other.len); |
| this->len = other.len; |
| } |
| } |
| return *this; |
| } |
| |
| Error &Error::operator=(Error &&other) &noexcept { |
| std::exception::operator=(std::move(other)); |
| this->msg = other.msg; |
| this->len = other.len; |
| other.msg = nullptr; |
| other.len = 0; |
| return *this; |
| } |
| |
| const char *Error::what() const noexcept { return this->msg; } |
| |
| namespace { |
| template <typename T> |
| union MaybeUninit { |
| T value; |
| MaybeUninit() {} |
| ~MaybeUninit() {} |
| }; |
| } // namespace |
| |
| namespace detail { |
| // On some platforms size_t is the same C++ type as one of the sized integer |
| // types; on others it is a distinct type. Only in the latter case do we need to |
| // define a specialized impl of rust::Vec<size_t>, because in the former case it |
| // would collide with one of the other specializations. |
| using usize_if_unique = |
| typename std::conditional<std::is_same<size_t, uint64_t>::value || |
| std::is_same<size_t, uint32_t>::value, |
| struct usize_ignore, size_t>::type; |
| using isize_if_unique = |
| typename std::conditional<std::is_same<rust::isize, int64_t>::value || |
| std::is_same<rust::isize, int32_t>::value, |
| struct isize_ignore, rust::isize>::type; |
| } // namespace detail |
| |
| } // namespace cxxbridge1 |
| } // namespace rust |
| |
| extern "C" { |
| void cxxbridge1$unique_ptr$std$string$null( |
| std::unique_ptr<std::string> *ptr) noexcept { |
| new (ptr) std::unique_ptr<std::string>(); |
| } |
| void cxxbridge1$unique_ptr$std$string$raw(std::unique_ptr<std::string> *ptr, |
| std::string *raw) noexcept { |
| new (ptr) std::unique_ptr<std::string>(raw); |
| } |
| const std::string *cxxbridge1$unique_ptr$std$string$get( |
| const std::unique_ptr<std::string> &ptr) noexcept { |
| return ptr.get(); |
| } |
| std::string *cxxbridge1$unique_ptr$std$string$release( |
| std::unique_ptr<std::string> &ptr) noexcept { |
| return ptr.release(); |
| } |
| void cxxbridge1$unique_ptr$std$string$drop( |
| std::unique_ptr<std::string> *ptr) noexcept { |
| ptr->~unique_ptr(); |
| } |
| } // extern "C" |
| |
| namespace { |
| const std::size_t kMaxExpectedWordsInString = 8; |
| static_assert(alignof(std::string) <= alignof(void *), |
| "unexpectedly large std::string alignment"); |
| static_assert(sizeof(std::string) <= kMaxExpectedWordsInString * sizeof(void *), |
| "unexpectedly large std::string size"); |
| } // namespace |
| |
| #define STD_VECTOR_OPS(RUST_TYPE, CXX_TYPE) \ |
| std::size_t cxxbridge1$std$vector$##RUST_TYPE##$size( \ |
| const std::vector<CXX_TYPE> &s) noexcept { \ |
| return s.size(); \ |
| } \ |
| CXX_TYPE *cxxbridge1$std$vector$##RUST_TYPE##$get_unchecked( \ |
| std::vector<CXX_TYPE> *s, std::size_t pos) noexcept { \ |
| return &(*s)[pos]; \ |
| } \ |
| void cxxbridge1$unique_ptr$std$vector$##RUST_TYPE##$null( \ |
| std::unique_ptr<std::vector<CXX_TYPE>> *ptr) noexcept { \ |
| new (ptr) std::unique_ptr<std::vector<CXX_TYPE>>(); \ |
| } \ |
| void cxxbridge1$unique_ptr$std$vector$##RUST_TYPE##$raw( \ |
| std::unique_ptr<std::vector<CXX_TYPE>> *ptr, \ |
| std::vector<CXX_TYPE> *raw) noexcept { \ |
| new (ptr) std::unique_ptr<std::vector<CXX_TYPE>>(raw); \ |
| } \ |
| const std::vector<CXX_TYPE> \ |
| *cxxbridge1$unique_ptr$std$vector$##RUST_TYPE##$get( \ |
| const std::unique_ptr<std::vector<CXX_TYPE>> &ptr) noexcept { \ |
| return ptr.get(); \ |
| } \ |
| std::vector<CXX_TYPE> \ |
| *cxxbridge1$unique_ptr$std$vector$##RUST_TYPE##$release( \ |
| std::unique_ptr<std::vector<CXX_TYPE>> &ptr) noexcept { \ |
| return ptr.release(); \ |
| } \ |
| void cxxbridge1$unique_ptr$std$vector$##RUST_TYPE##$drop( \ |
| std::unique_ptr<std::vector<CXX_TYPE>> *ptr) noexcept { \ |
| ptr->~unique_ptr(); \ |
| } |
| |
| #define RUST_VEC_EXTERNS(RUST_TYPE, CXX_TYPE) \ |
| void cxxbridge1$rust_vec$##RUST_TYPE##$new( \ |
| rust::Vec<CXX_TYPE> *ptr) noexcept; \ |
| void cxxbridge1$rust_vec$##RUST_TYPE##$drop( \ |
| rust::Vec<CXX_TYPE> *ptr) noexcept; \ |
| std::size_t cxxbridge1$rust_vec$##RUST_TYPE##$len( \ |
| const rust::Vec<CXX_TYPE> *ptr) noexcept; \ |
| std::size_t cxxbridge1$rust_vec$##RUST_TYPE##$capacity( \ |
| const rust::Vec<CXX_TYPE> *ptr) noexcept; \ |
| const CXX_TYPE *cxxbridge1$rust_vec$##RUST_TYPE##$data( \ |
| const rust::Vec<CXX_TYPE> *ptr) noexcept; \ |
| void cxxbridge1$rust_vec$##RUST_TYPE##$reserve_total( \ |
| rust::Vec<CXX_TYPE> *ptr, std::size_t cap) noexcept; \ |
| void cxxbridge1$rust_vec$##RUST_TYPE##$set_len(rust::Vec<CXX_TYPE> *ptr, \ |
| std::size_t len) noexcept; |
| |
| #define RUST_VEC_OPS(RUST_TYPE, CXX_TYPE) \ |
| template <> \ |
| Vec<CXX_TYPE>::Vec() noexcept { \ |
| cxxbridge1$rust_vec$##RUST_TYPE##$new(this); \ |
| } \ |
| template <> \ |
| void Vec<CXX_TYPE>::drop() noexcept { \ |
| return cxxbridge1$rust_vec$##RUST_TYPE##$drop(this); \ |
| } \ |
| template <> \ |
| std::size_t Vec<CXX_TYPE>::size() const noexcept { \ |
| return cxxbridge1$rust_vec$##RUST_TYPE##$len(this); \ |
| } \ |
| template <> \ |
| std::size_t Vec<CXX_TYPE>::capacity() const noexcept { \ |
| return cxxbridge1$rust_vec$##RUST_TYPE##$capacity(this); \ |
| } \ |
| template <> \ |
| const CXX_TYPE *Vec<CXX_TYPE>::data() const noexcept { \ |
| return cxxbridge1$rust_vec$##RUST_TYPE##$data(this); \ |
| } \ |
| template <> \ |
| void Vec<CXX_TYPE>::reserve_total(std::size_t cap) noexcept { \ |
| cxxbridge1$rust_vec$##RUST_TYPE##$reserve_total(this, cap); \ |
| } \ |
| template <> \ |
| void Vec<CXX_TYPE>::set_len(std::size_t len) noexcept { \ |
| cxxbridge1$rust_vec$##RUST_TYPE##$set_len(this, len); \ |
| } |
| |
| #define SHARED_PTR_OPS(RUST_TYPE, CXX_TYPE) \ |
| static_assert(sizeof(std::shared_ptr<CXX_TYPE>) == 2 * sizeof(void *), ""); \ |
| static_assert(alignof(std::shared_ptr<CXX_TYPE>) == alignof(void *), ""); \ |
| void cxxbridge1$std$shared_ptr$##RUST_TYPE##$null( \ |
| std::shared_ptr<CXX_TYPE> *ptr) noexcept { \ |
| new (ptr) std::shared_ptr<CXX_TYPE>(); \ |
| } \ |
| CXX_TYPE *cxxbridge1$std$shared_ptr$##RUST_TYPE##$uninit( \ |
| std::shared_ptr<CXX_TYPE> *ptr) noexcept { \ |
| CXX_TYPE *uninit = \ |
| reinterpret_cast<CXX_TYPE *>(new rust::MaybeUninit<CXX_TYPE>); \ |
| new (ptr) std::shared_ptr<CXX_TYPE>(uninit); \ |
| return uninit; \ |
| } \ |
| void cxxbridge1$std$shared_ptr$##RUST_TYPE##$clone( \ |
| const std::shared_ptr<CXX_TYPE> &self, \ |
| std::shared_ptr<CXX_TYPE> *ptr) noexcept { \ |
| new (ptr) std::shared_ptr<CXX_TYPE>(self); \ |
| } \ |
| const CXX_TYPE *cxxbridge1$std$shared_ptr$##RUST_TYPE##$get( \ |
| const std::shared_ptr<CXX_TYPE> &self) noexcept { \ |
| return self.get(); \ |
| } \ |
| void cxxbridge1$std$shared_ptr$##RUST_TYPE##$drop( \ |
| const std::shared_ptr<CXX_TYPE> *self) noexcept { \ |
| self->~shared_ptr(); \ |
| } \ |
| static_assert(sizeof(std::weak_ptr<CXX_TYPE>) == 2 * sizeof(void *), ""); \ |
| static_assert(alignof(std::weak_ptr<CXX_TYPE>) == alignof(void *), ""); \ |
| void cxxbridge1$std$weak_ptr$##RUST_TYPE##$null( \ |
| std::weak_ptr<CXX_TYPE> *ptr) noexcept { \ |
| new (ptr) std::weak_ptr<CXX_TYPE>(); \ |
| } \ |
| void cxxbridge1$std$weak_ptr$##RUST_TYPE##$clone( \ |
| const std::weak_ptr<CXX_TYPE> &self, \ |
| std::weak_ptr<CXX_TYPE> *ptr) noexcept { \ |
| new (ptr) std::weak_ptr<CXX_TYPE>(self); \ |
| } \ |
| void cxxbridge1$std$weak_ptr$##RUST_TYPE##$downgrade( \ |
| const std::shared_ptr<CXX_TYPE> &shared, \ |
| std::weak_ptr<CXX_TYPE> *weak) noexcept { \ |
| new (weak) std::weak_ptr<CXX_TYPE>(shared); \ |
| } \ |
| void cxxbridge1$std$weak_ptr$##RUST_TYPE##$upgrade( \ |
| const std::weak_ptr<CXX_TYPE> &weak, \ |
| std::shared_ptr<CXX_TYPE> *shared) noexcept { \ |
| new (shared) std::shared_ptr<CXX_TYPE>(weak.lock()); \ |
| } \ |
| void cxxbridge1$std$weak_ptr$##RUST_TYPE##$drop( \ |
| const std::weak_ptr<CXX_TYPE> *self) noexcept { \ |
| self->~weak_ptr(); \ |
| } |
| |
| // Usize and isize are the same type as one of the below. |
| #define FOR_EACH_NUMERIC(MACRO) \ |
| MACRO(u8, std::uint8_t) \ |
| MACRO(u16, std::uint16_t) \ |
| MACRO(u32, std::uint32_t) \ |
| MACRO(u64, std::uint64_t) \ |
| MACRO(i8, std::int8_t) \ |
| MACRO(i16, std::int16_t) \ |
| MACRO(i32, std::int32_t) \ |
| MACRO(i64, std::int64_t) \ |
| MACRO(f32, float) \ |
| MACRO(f64, double) |
| |
| #define FOR_EACH_STD_VECTOR(MACRO) \ |
| FOR_EACH_NUMERIC(MACRO) \ |
| MACRO(usize, std::size_t) \ |
| MACRO(isize, rust::isize) \ |
| MACRO(string, std::string) |
| |
| #define FOR_EACH_RUST_VEC(MACRO) \ |
| FOR_EACH_NUMERIC(MACRO) \ |
| MACRO(bool, bool) \ |
| MACRO(char, char) \ |
| MACRO(usize, rust::detail::usize_if_unique) \ |
| MACRO(isize, rust::detail::isize_if_unique) \ |
| MACRO(string, rust::String) \ |
| MACRO(str, rust::Str) |
| |
| #define FOR_EACH_SHARED_PTR(MACRO) \ |
| FOR_EACH_NUMERIC(MACRO) \ |
| MACRO(bool, bool) \ |
| MACRO(usize, std::size_t) \ |
| MACRO(isize, rust::isize) \ |
| MACRO(string, std::string) |
| |
| extern "C" { |
| FOR_EACH_STD_VECTOR(STD_VECTOR_OPS) |
| FOR_EACH_RUST_VEC(RUST_VEC_EXTERNS) |
| FOR_EACH_SHARED_PTR(SHARED_PTR_OPS) |
| } // extern "C" |
| |
| namespace rust { |
| inline namespace cxxbridge1 { |
| FOR_EACH_RUST_VEC(RUST_VEC_OPS) |
| } // namespace cxxbridge1 |
| } // namespace rust |