sdk/lib/ffi/c_type.dart - sdk.git - Git at Google

 // Copyright (c) 2022, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.

 /// This library defines [NativeType]s for common C types.
 ///
 /// Many C types only define a minimal size in the C standard, but they are
 /// consistent per [Abi]. Therefore we use [AbiSpecificInteger]s to define
 /// these C types in this library.
 part of dart.ffi;

 /// The C `char` type.
 ///
 /// Typically a signed or unsigned 8-bit integer.
 /// For a guaranteed 8-bit integer, use [Int8] with the C `int8_t` type
 /// or [Uint8] with the C `uint8_t` type.
 /// For a specifically `signed` or `unsigned` `char`, use [SignedChar] or
 /// [UnsignedChar].
 ///
 /// The [Char] type is a native type, and should not be constructed in
 /// Dart code.
 /// It occurs only in native type signatures and as annotation on [Struct] and
 /// [Union] fields.
 @Since('2.17')
 @AbiSpecificIntegerMapping({
   Abi.androidArm: Uint8(),
   Abi.androidArm64: Uint8(),
   Abi.androidIA32: Int8(),
   Abi.androidX64: Int8(),
   Abi.fuchsiaArm64: Uint8(),
   Abi.fuchsiaX64: Int8(),
   Abi.iosArm: Int8(),
   Abi.iosArm64: Int8(),
   Abi.iosX64: Int8(),
   Abi.linuxArm: Uint8(),
   Abi.linuxArm64: Uint8(),
   Abi.linuxIA32: Int8(),
   Abi.linuxX64: Int8(),
   Abi.linuxRiscv32: Uint8(),
   Abi.linuxRiscv64: Uint8(),
   Abi.macosArm64: Int8(),
   Abi.macosX64: Int8(),
   Abi.windowsArm64: Int8(),
   Abi.windowsIA32: Int8(),
   Abi.windowsX64: Int8(),
 })
 class Char extends AbiSpecificInteger {
   const Char();
 }

 /// The C `signed char` type.
 ///
 /// Typically a signed 8-bit integer.
 /// For a guaranteed 8-bit integer, use [Int8] with the C `int8_t` type.
 /// For an `unsigned char`, use [UnsignedChar].
 ///
 /// The [SignedChar] type is a native type, and should not be constructed in
 /// Dart code.
 /// It occurs only in native type signatures and as annotation on [Struct] and
 /// [Union] fields.
 @Since('2.17')
 @AbiSpecificIntegerMapping({
   Abi.androidArm: Int8(),
   Abi.androidArm64: Int8(),
   Abi.androidIA32: Int8(),
   Abi.androidX64: Int8(),
   Abi.fuchsiaArm64: Int8(),
   Abi.fuchsiaX64: Int8(),
   Abi.iosArm: Int8(),
   Abi.iosArm64: Int8(),
   Abi.iosX64: Int8(),
   Abi.linuxArm: Int8(),
   Abi.linuxArm64: Int8(),
   Abi.linuxIA32: Int8(),
   Abi.linuxX64: Int8(),
   Abi.linuxRiscv32: Int8(),
   Abi.linuxRiscv64: Int8(),
   Abi.macosArm64: Int8(),
   Abi.macosX64: Int8(),
   Abi.windowsArm64: Int8(),
   Abi.windowsIA32: Int8(),
   Abi.windowsX64: Int8(),
 })
 class SignedChar extends AbiSpecificInteger {
   const SignedChar();
 }

 /// The C `unsigned char` type.
 ///
 /// Typically an unsigned 8-bit integer.
 /// For a guaranteed 8-bit integer, use [Uint8] with the C `uint8_t` type.
 /// For a `signed char`, use [SignedChar].
 ///
 /// The [UnsignedChar] type is a native type, and should not be constructed in
 /// Dart code.
 /// It occurs only in native type signatures and as annotation on [Struct] and
 /// [Union] fields.
 @Since('2.17')
 @AbiSpecificIntegerMapping({
   Abi.androidArm: Uint8(),
   Abi.androidArm64: Uint8(),
   Abi.androidIA32: Uint8(),
   Abi.androidX64: Uint8(),
   Abi.fuchsiaArm64: Uint8(),
   Abi.fuchsiaX64: Uint8(),
   Abi.iosArm: Uint8(),
   Abi.iosArm64: Uint8(),
   Abi.iosX64: Uint8(),
   Abi.linuxArm: Uint8(),
   Abi.linuxArm64: Uint8(),
   Abi.linuxIA32: Uint8(),
   Abi.linuxX64: Uint8(),
   Abi.linuxRiscv32: Uint8(),
   Abi.linuxRiscv64: Uint8(),
   Abi.macosArm64: Uint8(),
   Abi.macosX64: Uint8(),
   Abi.windowsArm64: Uint8(),
   Abi.windowsIA32: Uint8(),
   Abi.windowsX64: Uint8(),
 })
 class UnsignedChar extends AbiSpecificInteger {
   const UnsignedChar();
 }

 /// The C `short` type.
 ///
 /// Typically a signed 16-bit integer.
 /// For a guaranteed 16-bit integer, use [Int16] with the C `int16_t` type.
 /// For an `unsigned short`, use [UnsignedShort].
 ///
 /// The [Short] type is a native type, and should not be constructed in
 /// Dart code.
 /// It occurs only in native type signatures and as annotation on [Struct] and
 /// [Union] fields.
 @Since('2.17')
 @AbiSpecificIntegerMapping({
   Abi.androidArm: Int16(),
   Abi.androidArm64: Int16(),
   Abi.androidIA32: Int16(),
   Abi.androidX64: Int16(),
   Abi.fuchsiaArm64: Int16(),
   Abi.fuchsiaX64: Int16(),
   Abi.iosArm: Int16(),
   Abi.iosArm64: Int16(),
   Abi.iosX64: Int16(),
   Abi.linuxArm: Int16(),
   Abi.linuxArm64: Int16(),
   Abi.linuxIA32: Int16(),
   Abi.linuxX64: Int16(),
   Abi.linuxRiscv32: Int16(),
   Abi.linuxRiscv64: Int16(),
   Abi.macosArm64: Int16(),
   Abi.macosX64: Int16(),
   Abi.windowsArm64: Int16(),
   Abi.windowsIA32: Int16(),
   Abi.windowsX64: Int16(),
 })
 class Short extends AbiSpecificInteger {
   const Short();
 }

 /// The C `unsigned short` type.
 ///
 /// Typically an unsigned 16-bit integer.
 /// For a guaranteed 16-bit integer, use [Uint16] with the C `uint16_t` type.
 /// For a signed `short`, use [Short].
 ///
 /// The [UnsignedShort] type is a native type, and should not be constructed in
 /// Dart code.
 /// It occurs only in native type signatures and as annotation on [Struct] and
 /// [Union] fields.
 @Since('2.17')
 @AbiSpecificIntegerMapping({
   Abi.androidArm: Uint16(),
   Abi.androidArm64: Uint16(),
   Abi.androidIA32: Uint16(),
   Abi.androidX64: Uint16(),
   Abi.fuchsiaArm64: Uint16(),
   Abi.fuchsiaX64: Uint16(),
   Abi.iosArm: Uint16(),
   Abi.iosArm64: Uint16(),
   Abi.iosX64: Uint16(),
   Abi.linuxArm: Uint16(),
   Abi.linuxArm64: Uint16(),
   Abi.linuxIA32: Uint16(),
   Abi.linuxX64: Uint16(),
   Abi.linuxRiscv32: Uint16(),
   Abi.linuxRiscv64: Uint16(),
   Abi.macosArm64: Uint16(),
   Abi.macosX64: Uint16(),
   Abi.windowsArm64: Uint16(),
   Abi.windowsIA32: Uint16(),
   Abi.windowsX64: Uint16(),
 })
 class UnsignedShort extends AbiSpecificInteger {
   const UnsignedShort();
 }

 /// The C `int` type.
 ///
 /// Typically a signed 32-bit integer.
 /// For a guaranteed 32-bit integer, use [Int32] with the C `int32_t` type.
 /// For an `unsigned int`, use [UnsignedInt].
 ///
 /// The [Int] type is a native type, and should not be constructed in
 /// Dart code.
 /// It occurs only in native type signatures and as annotation on [Struct] and
 /// [Union] fields.
 @Since('2.17')
 @AbiSpecificIntegerMapping({
   Abi.androidArm: Int32(),
   Abi.androidArm64: Int32(),
   Abi.androidIA32: Int32(),
   Abi.androidX64: Int32(),
   Abi.fuchsiaArm64: Int32(),
   Abi.fuchsiaX64: Int32(),
   Abi.iosArm: Int32(),
   Abi.iosArm64: Int32(),
   Abi.iosX64: Int32(),
   Abi.linuxArm: Int32(),
   Abi.linuxArm64: Int32(),
   Abi.linuxIA32: Int32(),
   Abi.linuxX64: Int32(),
   Abi.linuxRiscv32: Int32(),
   Abi.linuxRiscv64: Int32(),
   Abi.macosArm64: Int32(),
   Abi.macosX64: Int32(),
   Abi.windowsArm64: Int32(),
   Abi.windowsIA32: Int32(),
   Abi.windowsX64: Int32(),
 })
 class Int extends AbiSpecificInteger {
   const Int();
 }

 /// The C `unsigned int` type.
 ///
 /// Typically an unsigned 32-bit integer.
 /// For a guaranteed 32-bit integer, use [Uint32] with the C `uint32_t` type.
 /// For a signed `int`, use [Int].
 ///
 /// The [UnsignedInt] type is a native type, and should not be constructed in
 /// Dart code.
 /// It occurs only in native type signatures and as annotation on [Struct] and
 /// [Union] fields.
 @Since('2.17')
 @AbiSpecificIntegerMapping({
   Abi.androidArm: Uint32(),
   Abi.androidArm64: Uint32(),
   Abi.androidIA32: Uint32(),
   Abi.androidX64: Uint32(),
   Abi.fuchsiaArm64: Uint32(),
   Abi.fuchsiaX64: Uint32(),
   Abi.iosArm: Uint32(),
   Abi.iosArm64: Uint32(),
   Abi.iosX64: Uint32(),
   Abi.linuxArm: Uint32(),
   Abi.linuxArm64: Uint32(),
   Abi.linuxIA32: Uint32(),
   Abi.linuxX64: Uint32(),
   Abi.linuxRiscv32: Uint32(),
   Abi.linuxRiscv64: Uint32(),
   Abi.macosArm64: Uint32(),
   Abi.macosX64: Uint32(),
   Abi.windowsArm64: Uint32(),
   Abi.windowsIA32: Uint32(),
   Abi.windowsX64: Uint32(),
 })
 class UnsignedInt extends AbiSpecificInteger {
   const UnsignedInt();
 }

 /// The C `long int`, aka. `long`, type.
 ///
 /// Typically a signed 32- or 64-bit integer.
 /// For a guaranteed 32-bit integer, use [Int32] with the C `int32_t` type.
 /// For a guaranteed 64-bit integer, use [Int64] with the C `int64_t` type.
 /// For an `unsigned long`, use [UnsignedLong].
 ///
 /// The [Long] type is a native type, and should not be constructed in
 /// Dart code.
 /// It occurs only in native type signatures and as annotation on [Struct] and
 /// [Union] fields.
 @Since('2.17')
 @AbiSpecificIntegerMapping({
   Abi.androidArm: Int32(),
   Abi.androidArm64: Int64(),
   Abi.androidIA32: Int32(),
   Abi.androidX64: Int64(),
   Abi.fuchsiaArm64: Int64(),
   Abi.fuchsiaX64: Int64(),
   Abi.iosArm: Int32(),
   Abi.iosArm64: Int64(),
   Abi.iosX64: Int64(),
   Abi.linuxArm: Int32(),
   Abi.linuxArm64: Int64(),
   Abi.linuxIA32: Int32(),
   Abi.linuxX64: Int64(),
   Abi.linuxRiscv32: Int32(),
   Abi.linuxRiscv64: Int64(),
   Abi.macosArm64: Int64(),
   Abi.macosX64: Int64(),
   Abi.windowsArm64: Int32(),
   Abi.windowsIA32: Int32(),
   Abi.windowsX64: Int32(),
 })
 class Long extends AbiSpecificInteger {
   const Long();
 }

 /// The C `unsigned long int`, aka. `unsigned long`, type.
 ///
 /// Typically an unsigned 32- or 64-bit integer.
 /// For a guaranteed 32-bit integer, use [Uint32] with the C `uint32_t` type.
 /// For a guaranteed 64-bit integer, use [Uint64] with the C `uint64_t` type.
 /// For a signed `long`, use [Long].
 ///
 /// The [UnsignedLong] type is a native type, and should not be constructed in
 /// Dart code.
 /// It occurs only in native type signatures and as annotation on [Struct] and
 /// [Union] fields.
 @Since('2.17')
 @AbiSpecificIntegerMapping({
   Abi.androidArm: Uint32(),
   Abi.androidArm64: Uint64(),
   Abi.androidIA32: Uint32(),
   Abi.androidX64: Uint64(),
   Abi.fuchsiaArm64: Uint64(),
   Abi.fuchsiaX64: Uint64(),
   Abi.iosArm: Uint32(),
   Abi.iosArm64: Uint64(),
   Abi.iosX64: Uint64(),
   Abi.linuxArm: Uint32(),
   Abi.linuxArm64: Uint64(),
   Abi.linuxIA32: Uint32(),
   Abi.linuxX64: Uint64(),
   Abi.linuxRiscv32: Uint32(),
   Abi.linuxRiscv64: Uint64(),
   Abi.macosArm64: Uint64(),
   Abi.macosX64: Uint64(),
   Abi.windowsArm64: Uint32(),
   Abi.windowsIA32: Uint32(),
   Abi.windowsX64: Uint32(),
 })
 class UnsignedLong extends AbiSpecificInteger {
   const UnsignedLong();
 }

 /// The C `long long` type.
 ///
 /// Typically a signed 64-bit integer.
 /// For a guaranteed 64-bit integer, use [Int64] with the C `int64_t` type.
 /// For an `unsigned long long`, use [UnsignedLongLong].
 ///
 /// The [LongLong] type is a native type, and should not be constructed in
 /// Dart code.
 /// It occurs only in native type signatures and as annotation on [Struct] and
 /// [Union] fields.
 @Since('2.17')
 @AbiSpecificIntegerMapping({
   Abi.androidArm: Int64(),
   Abi.androidArm64: Int64(),
   Abi.androidIA32: Int64(),
   Abi.androidX64: Int64(),
   Abi.fuchsiaArm64: Int64(),
   Abi.fuchsiaX64: Int64(),
   Abi.iosArm: Int64(),
   Abi.iosArm64: Int64(),
   Abi.iosX64: Int64(),
   Abi.linuxArm: Int64(),
   Abi.linuxArm64: Int64(),
   Abi.linuxIA32: Int64(),
   Abi.linuxX64: Int64(),
   Abi.linuxRiscv32: Int64(),
   Abi.linuxRiscv64: Int64(),
   Abi.macosArm64: Int64(),
   Abi.macosX64: Int64(),
   Abi.windowsArm64: Int64(),
   Abi.windowsIA32: Int64(),
   Abi.windowsX64: Int64(),
 })
 class LongLong extends AbiSpecificInteger {
   const LongLong();
 }

 /// The C `unsigned long long` type.
 ///
 /// Typically an unsigned 64-bit integer.
 /// For a guaranteed 64-bit integer, use [Uint64] with the C `uint64_t` type.
 /// For a signed `long long`, use [LongLong].
 ///
 /// The [UnsignedLongLong] type is a native type, and should not be constructed
 /// in Dart code.
 /// It occurs only in native type signatures and as annotation on [Struct] and
 /// [Union] fields.
 @Since('2.17')
 @AbiSpecificIntegerMapping({
   Abi.androidArm: Uint64(),
   Abi.androidArm64: Uint64(),
   Abi.androidIA32: Uint64(),
   Abi.androidX64: Uint64(),
   Abi.fuchsiaArm64: Uint64(),
   Abi.fuchsiaX64: Uint64(),
   Abi.iosArm: Uint64(),
   Abi.iosArm64: Uint64(),
   Abi.iosX64: Uint64(),
   Abi.linuxArm: Uint64(),
   Abi.linuxArm64: Uint64(),
   Abi.linuxIA32: Uint64(),
   Abi.linuxX64: Uint64(),
   Abi.linuxRiscv32: Uint64(),
   Abi.linuxRiscv64: Uint64(),
   Abi.macosArm64: Uint64(),
   Abi.macosX64: Uint64(),
   Abi.windowsArm64: Uint64(),
   Abi.windowsIA32: Uint64(),
   Abi.windowsX64: Uint64(),
 })
 class UnsignedLongLong extends AbiSpecificInteger {
   const UnsignedLongLong();
 }

 /// The C `intptr_t` type.
 ///
 /// The [IntPtr] type is a native type, and should not be constructed in
 /// Dart code.
 /// It occurs only in native type signatures and as annotation on [Struct] and
 /// [Union] fields.
 @AbiSpecificIntegerMapping({
   Abi.androidArm: Int32(),
   Abi.androidArm64: Int64(),
   Abi.androidIA32: Int32(),
   Abi.androidX64: Int64(),
   Abi.fuchsiaArm64: Int64(),
   Abi.fuchsiaX64: Int64(),
   Abi.iosArm: Int32(),
   Abi.iosArm64: Int64(),
   Abi.iosX64: Int64(),
   Abi.linuxArm: Int32(),
   Abi.linuxArm64: Int64(),
   Abi.linuxIA32: Int32(),
   Abi.linuxX64: Int64(),
   Abi.linuxRiscv32: Int32(),
   Abi.linuxRiscv64: Int64(),
   Abi.macosArm64: Int64(),
   Abi.macosX64: Int64(),
   Abi.windowsArm64: Int64(),
   Abi.windowsIA32: Int32(),
   Abi.windowsX64: Int64(),
 })
 class IntPtr extends AbiSpecificInteger {
   const IntPtr();
 }

 /// The C `uintptr_t` type.
 ///
 /// The [UintPtr] type is a native type, and should not be constructed in
 /// Dart code.
 /// It occurs only in native type signatures and as annotation on [Struct] and
 /// [Union] fields.
 @Since('2.17')
 @AbiSpecificIntegerMapping({
   Abi.androidArm: Uint32(),
   Abi.androidArm64: Uint64(),
   Abi.androidIA32: Uint32(),
   Abi.androidX64: Uint64(),
   Abi.fuchsiaArm64: Uint64(),
   Abi.fuchsiaX64: Uint64(),
   Abi.iosArm: Uint32(),
   Abi.iosArm64: Uint64(),
   Abi.iosX64: Uint64(),
   Abi.linuxArm: Uint32(),
   Abi.linuxArm64: Uint64(),
   Abi.linuxIA32: Uint32(),
   Abi.linuxX64: Uint64(),
   Abi.linuxRiscv32: Uint32(),
   Abi.linuxRiscv64: Uint64(),
   Abi.macosArm64: Uint64(),
   Abi.macosX64: Uint64(),
   Abi.windowsArm64: Uint64(),
   Abi.windowsIA32: Uint32(),
   Abi.windowsX64: Uint64(),
 })
 class UintPtr extends AbiSpecificInteger {
   const UintPtr();
 }

 /// The C `size_t` type.
 ///
 /// The [Size] type is a native type, and should not be constructed in
 /// Dart code.
 /// It occurs only in native type signatures and as annotation on [Struct] and
 /// [Union] fields.
 @Since('2.17')
 @AbiSpecificIntegerMapping({
   Abi.androidArm: Uint32(),
   Abi.androidArm64: Uint64(),
   Abi.androidIA32: Uint32(),
   Abi.androidX64: Uint64(),
   Abi.fuchsiaArm64: Uint64(),
   Abi.fuchsiaX64: Uint64(),
   Abi.iosArm: Uint32(),
   Abi.iosArm64: Uint64(),
   Abi.iosX64: Uint64(),
   Abi.linuxArm: Uint32(),
   Abi.linuxArm64: Uint64(),
   Abi.linuxIA32: Uint32(),
   Abi.linuxX64: Uint64(),
   Abi.linuxRiscv32: Uint32(),
   Abi.linuxRiscv64: Uint64(),
   Abi.macosArm64: Uint64(),
   Abi.macosX64: Uint64(),
   Abi.windowsArm64: Uint64(),
   Abi.windowsIA32: Uint32(),
   Abi.windowsX64: Uint64(),
 })
 class Size extends AbiSpecificInteger {
   const Size();
 }

 /// The C `wchar_t` type.
 ///
 /// The signedness of `wchar_t` is undefined in C. Here, it is exposed as the
 /// defaults on the tested [Abi]s.
 ///
 /// The [WChar] type is a native type, and should not be constructed in
 /// Dart code.
 /// It occurs only in native type signatures and as annotation on [Struct] and
 /// [Union] fields.
 @Since('2.17')
 @AbiSpecificIntegerMapping({
   Abi.androidArm: Uint32(),
   Abi.androidArm64: Uint32(),
   Abi.androidIA32: Uint32(),
   Abi.androidX64: Uint32(),
   Abi.fuchsiaArm64: Uint32(),
   Abi.fuchsiaX64: Int32(),
   Abi.iosArm: Int32(),
   Abi.iosArm64: Int32(),
   Abi.iosX64: Int32(),
   Abi.linuxArm: Uint32(),
   Abi.linuxArm64: Uint32(),
   Abi.linuxIA32: Int32(),
   Abi.linuxX64: Int32(),
   Abi.linuxRiscv32: Int32(),
   Abi.linuxRiscv64: Int32(),
   Abi.macosArm64: Int32(),
   Abi.macosX64: Int32(),
   Abi.windowsArm64: Uint16(),
   Abi.windowsIA32: Uint16(),
   Abi.windowsX64: Uint16(),
 })
 class WChar extends AbiSpecificInteger {
   const WChar();
 }
	// Copyright (c) 2022, the Dart project authors. Please see the AUTHORS file
	// for details. All rights reserved. Use of this source code is governed by a
	// BSD-style license that can be found in the LICENSE file.

	/// This library defines [NativeType]s for common C types.
	///
	/// Many C types only define a minimal size in the C standard, but they are
	/// consistent per [Abi]. Therefore we use [AbiSpecificInteger]s to define
	/// these C types in this library.
	part of dart.ffi;

	/// The C `char` type.
	///
	/// Typically a signed or unsigned 8-bit integer.
	/// For a guaranteed 8-bit integer, use [Int8] with the C `int8_t` type
	/// or [Uint8] with the C `uint8_t` type.
	/// For a specifically `signed` or `unsigned` `char`, use [SignedChar] or
	/// [UnsignedChar].
	///
	/// The [Char] type is a native type, and should not be constructed in
	/// Dart code.
	/// It occurs only in native type signatures and as annotation on [Struct] and
	/// [Union] fields.
	@Since('2.17')
	@AbiSpecificIntegerMapping({
	Abi.androidArm: Uint8(),
	Abi.androidArm64: Uint8(),
	Abi.androidIA32: Int8(),
	Abi.androidX64: Int8(),
	Abi.fuchsiaArm64: Uint8(),
	Abi.fuchsiaX64: Int8(),
	Abi.iosArm: Int8(),
	Abi.iosArm64: Int8(),
	Abi.iosX64: Int8(),
	Abi.linuxArm: Uint8(),
	Abi.linuxArm64: Uint8(),
	Abi.linuxIA32: Int8(),
	Abi.linuxX64: Int8(),
	Abi.linuxRiscv32: Uint8(),
	Abi.linuxRiscv64: Uint8(),
	Abi.macosArm64: Int8(),
	Abi.macosX64: Int8(),
	Abi.windowsArm64: Int8(),
	Abi.windowsIA32: Int8(),
	Abi.windowsX64: Int8(),
	})
	class Char extends AbiSpecificInteger {
	const Char();
	}

	/// The C `signed char` type.
	///
	/// Typically a signed 8-bit integer.
	/// For a guaranteed 8-bit integer, use [Int8] with the C `int8_t` type.
	/// For an `unsigned char`, use [UnsignedChar].
	///
	/// The [SignedChar] type is a native type, and should not be constructed in
	/// Dart code.
	/// It occurs only in native type signatures and as annotation on [Struct] and
	/// [Union] fields.
	@Since('2.17')
	@AbiSpecificIntegerMapping({
	Abi.androidArm: Int8(),
	Abi.androidArm64: Int8(),
	Abi.androidIA32: Int8(),
	Abi.androidX64: Int8(),
	Abi.fuchsiaArm64: Int8(),
	Abi.fuchsiaX64: Int8(),
	Abi.iosArm: Int8(),
	Abi.iosArm64: Int8(),
	Abi.iosX64: Int8(),
	Abi.linuxArm: Int8(),
	Abi.linuxArm64: Int8(),
	Abi.linuxIA32: Int8(),
	Abi.linuxX64: Int8(),
	Abi.linuxRiscv32: Int8(),
	Abi.linuxRiscv64: Int8(),
	Abi.macosArm64: Int8(),
	Abi.macosX64: Int8(),
	Abi.windowsArm64: Int8(),
	Abi.windowsIA32: Int8(),
	Abi.windowsX64: Int8(),
	})
	class SignedChar extends AbiSpecificInteger {
	const SignedChar();
	}

	/// The C `unsigned char` type.
	///
	/// Typically an unsigned 8-bit integer.
	/// For a guaranteed 8-bit integer, use [Uint8] with the C `uint8_t` type.
	/// For a `signed char`, use [SignedChar].
	///
	/// The [UnsignedChar] type is a native type, and should not be constructed in
	/// Dart code.
	/// It occurs only in native type signatures and as annotation on [Struct] and
	/// [Union] fields.
	@Since('2.17')
	@AbiSpecificIntegerMapping({
	Abi.androidArm: Uint8(),
	Abi.androidArm64: Uint8(),
	Abi.androidIA32: Uint8(),
	Abi.androidX64: Uint8(),
	Abi.fuchsiaArm64: Uint8(),
	Abi.fuchsiaX64: Uint8(),
	Abi.iosArm: Uint8(),
	Abi.iosArm64: Uint8(),
	Abi.iosX64: Uint8(),
	Abi.linuxArm: Uint8(),
	Abi.linuxArm64: Uint8(),
	Abi.linuxIA32: Uint8(),
	Abi.linuxX64: Uint8(),
	Abi.linuxRiscv32: Uint8(),
	Abi.linuxRiscv64: Uint8(),
	Abi.macosArm64: Uint8(),
	Abi.macosX64: Uint8(),
	Abi.windowsArm64: Uint8(),
	Abi.windowsIA32: Uint8(),
	Abi.windowsX64: Uint8(),
	})
	class UnsignedChar extends AbiSpecificInteger {
	const UnsignedChar();
	}

	/// The C `short` type.
	///
	/// Typically a signed 16-bit integer.
	/// For a guaranteed 16-bit integer, use [Int16] with the C `int16_t` type.
	/// For an `unsigned short`, use [UnsignedShort].
	///
	/// The [Short] type is a native type, and should not be constructed in
	/// Dart code.
	/// It occurs only in native type signatures and as annotation on [Struct] and
	/// [Union] fields.
	@Since('2.17')
	@AbiSpecificIntegerMapping({
	Abi.androidArm: Int16(),
	Abi.androidArm64: Int16(),
	Abi.androidIA32: Int16(),
	Abi.androidX64: Int16(),
	Abi.fuchsiaArm64: Int16(),
	Abi.fuchsiaX64: Int16(),
	Abi.iosArm: Int16(),
	Abi.iosArm64: Int16(),
	Abi.iosX64: Int16(),
	Abi.linuxArm: Int16(),
	Abi.linuxArm64: Int16(),
	Abi.linuxIA32: Int16(),
	Abi.linuxX64: Int16(),
	Abi.linuxRiscv32: Int16(),
	Abi.linuxRiscv64: Int16(),
	Abi.macosArm64: Int16(),
	Abi.macosX64: Int16(),
	Abi.windowsArm64: Int16(),
	Abi.windowsIA32: Int16(),
	Abi.windowsX64: Int16(),
	})
	class Short extends AbiSpecificInteger {
	const Short();
	}

	/// The C `unsigned short` type.
	///
	/// Typically an unsigned 16-bit integer.
	/// For a guaranteed 16-bit integer, use [Uint16] with the C `uint16_t` type.
	/// For a signed `short`, use [Short].
	///
	/// The [UnsignedShort] type is a native type, and should not be constructed in
	/// Dart code.
	/// It occurs only in native type signatures and as annotation on [Struct] and
	/// [Union] fields.
	@Since('2.17')
	@AbiSpecificIntegerMapping({
	Abi.androidArm: Uint16(),
	Abi.androidArm64: Uint16(),
	Abi.androidIA32: Uint16(),
	Abi.androidX64: Uint16(),
	Abi.fuchsiaArm64: Uint16(),
	Abi.fuchsiaX64: Uint16(),
	Abi.iosArm: Uint16(),
	Abi.iosArm64: Uint16(),
	Abi.iosX64: Uint16(),
	Abi.linuxArm: Uint16(),
	Abi.linuxArm64: Uint16(),
	Abi.linuxIA32: Uint16(),
	Abi.linuxX64: Uint16(),
	Abi.linuxRiscv32: Uint16(),
	Abi.linuxRiscv64: Uint16(),
	Abi.macosArm64: Uint16(),
	Abi.macosX64: Uint16(),
	Abi.windowsArm64: Uint16(),
	Abi.windowsIA32: Uint16(),
	Abi.windowsX64: Uint16(),
	})
	class UnsignedShort extends AbiSpecificInteger {
	const UnsignedShort();
	}

	/// The C `int` type.
	///
	/// Typically a signed 32-bit integer.
	/// For a guaranteed 32-bit integer, use [Int32] with the C `int32_t` type.
	/// For an `unsigned int`, use [UnsignedInt].
	///
	/// The [Int] type is a native type, and should not be constructed in
	/// Dart code.
	/// It occurs only in native type signatures and as annotation on [Struct] and
	/// [Union] fields.
	@Since('2.17')
	@AbiSpecificIntegerMapping({
	Abi.androidArm: Int32(),
	Abi.androidArm64: Int32(),
	Abi.androidIA32: Int32(),
	Abi.androidX64: Int32(),
	Abi.fuchsiaArm64: Int32(),
	Abi.fuchsiaX64: Int32(),
	Abi.iosArm: Int32(),
	Abi.iosArm64: Int32(),
	Abi.iosX64: Int32(),
	Abi.linuxArm: Int32(),
	Abi.linuxArm64: Int32(),
	Abi.linuxIA32: Int32(),
	Abi.linuxX64: Int32(),
	Abi.linuxRiscv32: Int32(),
	Abi.linuxRiscv64: Int32(),
	Abi.macosArm64: Int32(),
	Abi.macosX64: Int32(),
	Abi.windowsArm64: Int32(),
	Abi.windowsIA32: Int32(),
	Abi.windowsX64: Int32(),
	})
	class Int extends AbiSpecificInteger {
	const Int();
	}

	/// The C `unsigned int` type.
	///
	/// Typically an unsigned 32-bit integer.
	/// For a guaranteed 32-bit integer, use [Uint32] with the C `uint32_t` type.
	/// For a signed `int`, use [Int].
	///
	/// The [UnsignedInt] type is a native type, and should not be constructed in
	/// Dart code.
	/// It occurs only in native type signatures and as annotation on [Struct] and
	/// [Union] fields.
	@Since('2.17')
	@AbiSpecificIntegerMapping({
	Abi.androidArm: Uint32(),
	Abi.androidArm64: Uint32(),
	Abi.androidIA32: Uint32(),
	Abi.androidX64: Uint32(),
	Abi.fuchsiaArm64: Uint32(),
	Abi.fuchsiaX64: Uint32(),
	Abi.iosArm: Uint32(),
	Abi.iosArm64: Uint32(),
	Abi.iosX64: Uint32(),
	Abi.linuxArm: Uint32(),
	Abi.linuxArm64: Uint32(),
	Abi.linuxIA32: Uint32(),
	Abi.linuxX64: Uint32(),
	Abi.linuxRiscv32: Uint32(),
	Abi.linuxRiscv64: Uint32(),
	Abi.macosArm64: Uint32(),
	Abi.macosX64: Uint32(),
	Abi.windowsArm64: Uint32(),
	Abi.windowsIA32: Uint32(),
	Abi.windowsX64: Uint32(),
	})
	class UnsignedInt extends AbiSpecificInteger {
	const UnsignedInt();
	}

	/// The C `long int`, aka. `long`, type.
	///
	/// Typically a signed 32- or 64-bit integer.
	/// For a guaranteed 32-bit integer, use [Int32] with the C `int32_t` type.
	/// For a guaranteed 64-bit integer, use [Int64] with the C `int64_t` type.
	/// For an `unsigned long`, use [UnsignedLong].
	///
	/// The [Long] type is a native type, and should not be constructed in
	/// Dart code.
	/// It occurs only in native type signatures and as annotation on [Struct] and
	/// [Union] fields.
	@Since('2.17')
	@AbiSpecificIntegerMapping({
	Abi.androidArm: Int32(),
	Abi.androidArm64: Int64(),
	Abi.androidIA32: Int32(),
	Abi.androidX64: Int64(),
	Abi.fuchsiaArm64: Int64(),
	Abi.fuchsiaX64: Int64(),
	Abi.iosArm: Int32(),
	Abi.iosArm64: Int64(),
	Abi.iosX64: Int64(),
	Abi.linuxArm: Int32(),
	Abi.linuxArm64: Int64(),
	Abi.linuxIA32: Int32(),
	Abi.linuxX64: Int64(),
	Abi.linuxRiscv32: Int32(),
	Abi.linuxRiscv64: Int64(),
	Abi.macosArm64: Int64(),
	Abi.macosX64: Int64(),
	Abi.windowsArm64: Int32(),
	Abi.windowsIA32: Int32(),
	Abi.windowsX64: Int32(),
	})
	class Long extends AbiSpecificInteger {
	const Long();
	}

	/// The C `unsigned long int`, aka. `unsigned long`, type.
	///
	/// Typically an unsigned 32- or 64-bit integer.
	/// For a guaranteed 32-bit integer, use [Uint32] with the C `uint32_t` type.
	/// For a guaranteed 64-bit integer, use [Uint64] with the C `uint64_t` type.
	/// For a signed `long`, use [Long].
	///
	/// The [UnsignedLong] type is a native type, and should not be constructed in
	/// Dart code.
	/// It occurs only in native type signatures and as annotation on [Struct] and
	/// [Union] fields.
	@Since('2.17')
	@AbiSpecificIntegerMapping({
	Abi.androidArm: Uint32(),
	Abi.androidArm64: Uint64(),
	Abi.androidIA32: Uint32(),
	Abi.androidX64: Uint64(),
	Abi.fuchsiaArm64: Uint64(),
	Abi.fuchsiaX64: Uint64(),
	Abi.iosArm: Uint32(),
	Abi.iosArm64: Uint64(),
	Abi.iosX64: Uint64(),
	Abi.linuxArm: Uint32(),
	Abi.linuxArm64: Uint64(),
	Abi.linuxIA32: Uint32(),
	Abi.linuxX64: Uint64(),
	Abi.linuxRiscv32: Uint32(),
	Abi.linuxRiscv64: Uint64(),
	Abi.macosArm64: Uint64(),
	Abi.macosX64: Uint64(),
	Abi.windowsArm64: Uint32(),
	Abi.windowsIA32: Uint32(),
	Abi.windowsX64: Uint32(),
	})
	class UnsignedLong extends AbiSpecificInteger {
	const UnsignedLong();
	}

	/// The C `long long` type.
	///
	/// Typically a signed 64-bit integer.
	/// For a guaranteed 64-bit integer, use [Int64] with the C `int64_t` type.
	/// For an `unsigned long long`, use [UnsignedLongLong].
	///
	/// The [LongLong] type is a native type, and should not be constructed in
	/// Dart code.
	/// It occurs only in native type signatures and as annotation on [Struct] and
	/// [Union] fields.
	@Since('2.17')
	@AbiSpecificIntegerMapping({
	Abi.androidArm: Int64(),
	Abi.androidArm64: Int64(),
	Abi.androidIA32: Int64(),
	Abi.androidX64: Int64(),
	Abi.fuchsiaArm64: Int64(),
	Abi.fuchsiaX64: Int64(),
	Abi.iosArm: Int64(),
	Abi.iosArm64: Int64(),
	Abi.iosX64: Int64(),
	Abi.linuxArm: Int64(),
	Abi.linuxArm64: Int64(),
	Abi.linuxIA32: Int64(),
	Abi.linuxX64: Int64(),
	Abi.linuxRiscv32: Int64(),
	Abi.linuxRiscv64: Int64(),
	Abi.macosArm64: Int64(),
	Abi.macosX64: Int64(),
	Abi.windowsArm64: Int64(),
	Abi.windowsIA32: Int64(),
	Abi.windowsX64: Int64(),
	})
	class LongLong extends AbiSpecificInteger {
	const LongLong();
	}

	/// The C `unsigned long long` type.
	///
	/// Typically an unsigned 64-bit integer.
	/// For a guaranteed 64-bit integer, use [Uint64] with the C `uint64_t` type.
	/// For a signed `long long`, use [LongLong].
	///
	/// The [UnsignedLongLong] type is a native type, and should not be constructed
	/// in Dart code.
	/// It occurs only in native type signatures and as annotation on [Struct] and
	/// [Union] fields.
	@Since('2.17')
	@AbiSpecificIntegerMapping({
	Abi.androidArm: Uint64(),
	Abi.androidArm64: Uint64(),
	Abi.androidIA32: Uint64(),
	Abi.androidX64: Uint64(),
	Abi.fuchsiaArm64: Uint64(),
	Abi.fuchsiaX64: Uint64(),
	Abi.iosArm: Uint64(),
	Abi.iosArm64: Uint64(),
	Abi.iosX64: Uint64(),
	Abi.linuxArm: Uint64(),
	Abi.linuxArm64: Uint64(),
	Abi.linuxIA32: Uint64(),
	Abi.linuxX64: Uint64(),
	Abi.linuxRiscv32: Uint64(),
	Abi.linuxRiscv64: Uint64(),
	Abi.macosArm64: Uint64(),
	Abi.macosX64: Uint64(),
	Abi.windowsArm64: Uint64(),
	Abi.windowsIA32: Uint64(),
	Abi.windowsX64: Uint64(),
	})
	class UnsignedLongLong extends AbiSpecificInteger {
	const UnsignedLongLong();
	}

	/// The C `intptr_t` type.
	///
	/// The [IntPtr] type is a native type, and should not be constructed in
	/// Dart code.
	/// It occurs only in native type signatures and as annotation on [Struct] and
	/// [Union] fields.
	@AbiSpecificIntegerMapping({
	Abi.androidArm: Int32(),
	Abi.androidArm64: Int64(),
	Abi.androidIA32: Int32(),
	Abi.androidX64: Int64(),
	Abi.fuchsiaArm64: Int64(),
	Abi.fuchsiaX64: Int64(),
	Abi.iosArm: Int32(),
	Abi.iosArm64: Int64(),
	Abi.iosX64: Int64(),
	Abi.linuxArm: Int32(),
	Abi.linuxArm64: Int64(),
	Abi.linuxIA32: Int32(),
	Abi.linuxX64: Int64(),
	Abi.linuxRiscv32: Int32(),
	Abi.linuxRiscv64: Int64(),
	Abi.macosArm64: Int64(),
	Abi.macosX64: Int64(),
	Abi.windowsArm64: Int64(),
	Abi.windowsIA32: Int32(),
	Abi.windowsX64: Int64(),
	})
	class IntPtr extends AbiSpecificInteger {
	const IntPtr();
	}

	/// The C `uintptr_t` type.
	///
	/// The [UintPtr] type is a native type, and should not be constructed in
	/// Dart code.
	/// It occurs only in native type signatures and as annotation on [Struct] and
	/// [Union] fields.
	@Since('2.17')
	@AbiSpecificIntegerMapping({
	Abi.androidArm: Uint32(),
	Abi.androidArm64: Uint64(),
	Abi.androidIA32: Uint32(),
	Abi.androidX64: Uint64(),
	Abi.fuchsiaArm64: Uint64(),
	Abi.fuchsiaX64: Uint64(),
	Abi.iosArm: Uint32(),
	Abi.iosArm64: Uint64(),
	Abi.iosX64: Uint64(),
	Abi.linuxArm: Uint32(),
	Abi.linuxArm64: Uint64(),
	Abi.linuxIA32: Uint32(),
	Abi.linuxX64: Uint64(),
	Abi.linuxRiscv32: Uint32(),
	Abi.linuxRiscv64: Uint64(),
	Abi.macosArm64: Uint64(),
	Abi.macosX64: Uint64(),
	Abi.windowsArm64: Uint64(),
	Abi.windowsIA32: Uint32(),
	Abi.windowsX64: Uint64(),
	})
	class UintPtr extends AbiSpecificInteger {
	const UintPtr();
	}

	/// The C `size_t` type.
	///
	/// The [Size] type is a native type, and should not be constructed in
	/// Dart code.
	/// It occurs only in native type signatures and as annotation on [Struct] and
	/// [Union] fields.
	@Since('2.17')
	@AbiSpecificIntegerMapping({
	Abi.androidArm: Uint32(),
	Abi.androidArm64: Uint64(),
	Abi.androidIA32: Uint32(),
	Abi.androidX64: Uint64(),
	Abi.fuchsiaArm64: Uint64(),
	Abi.fuchsiaX64: Uint64(),
	Abi.iosArm: Uint32(),
	Abi.iosArm64: Uint64(),
	Abi.iosX64: Uint64(),
	Abi.linuxArm: Uint32(),
	Abi.linuxArm64: Uint64(),
	Abi.linuxIA32: Uint32(),
	Abi.linuxX64: Uint64(),
	Abi.linuxRiscv32: Uint32(),
	Abi.linuxRiscv64: Uint64(),
	Abi.macosArm64: Uint64(),
	Abi.macosX64: Uint64(),
	Abi.windowsArm64: Uint64(),
	Abi.windowsIA32: Uint32(),
	Abi.windowsX64: Uint64(),
	})
	class Size extends AbiSpecificInteger {
	const Size();
	}

	/// The C `wchar_t` type.
	///
	/// The signedness of `wchar_t` is undefined in C. Here, it is exposed as the
	/// defaults on the tested [Abi]s.
	///
	/// The [WChar] type is a native type, and should not be constructed in
	/// Dart code.
	/// It occurs only in native type signatures and as annotation on [Struct] and
	/// [Union] fields.
	@Since('2.17')
	@AbiSpecificIntegerMapping({
	Abi.androidArm: Uint32(),
	Abi.androidArm64: Uint32(),
	Abi.androidIA32: Uint32(),
	Abi.androidX64: Uint32(),
	Abi.fuchsiaArm64: Uint32(),
	Abi.fuchsiaX64: Int32(),
	Abi.iosArm: Int32(),
	Abi.iosArm64: Int32(),
	Abi.iosX64: Int32(),
	Abi.linuxArm: Uint32(),
	Abi.linuxArm64: Uint32(),
	Abi.linuxIA32: Int32(),
	Abi.linuxX64: Int32(),
	Abi.linuxRiscv32: Int32(),
	Abi.linuxRiscv64: Int32(),
	Abi.macosArm64: Int32(),
	Abi.macosX64: Int32(),
	Abi.windowsArm64: Uint16(),
	Abi.windowsIA32: Uint16(),
	Abi.windowsX64: Uint16(),
	})
	class WChar extends AbiSpecificInteger {
	const WChar();
	}