michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2; -*- */ michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public michael@0: * License, v. 2.0. If a copy of the MPL was not distributed with this michael@0: * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ michael@0: michael@0: /** michael@0: * This header contains the builtin types available for arguments and return michael@0: * values, representing their C counterparts. They are listed inside macros michael@0: * that the #includer is expected to #define. Format is: michael@0: * michael@0: * DEFINE_X_TYPE(typename, ctype, ffitype) michael@0: * michael@0: * where 'typename' is the name of the type constructor (accessible as michael@0: * ctypes.typename), 'ctype' is the corresponding C type declaration (from michael@0: * which sizeof(ctype) and templated type conversions will be derived), and michael@0: * 'ffitype' is the ffi_type to use. (Special types, such as 'void' and the michael@0: * pointer, array, and struct types are handled separately.) michael@0: * michael@0: * This header lacks a #ifndef wrapper because it is deliberately #included michael@0: * multiple times in ctypes/CTypes.h. michael@0: */ michael@0: michael@0: // If we're not breaking the types out, combine them together under one michael@0: // DEFINE_TYPE macro. Otherwise, turn off whichever ones we're not using. michael@0: #if defined(DEFINE_TYPE) michael@0: # define DEFINE_CHAR_TYPE(x, y, z) DEFINE_TYPE(x, y, z) michael@0: # define DEFINE_JSCHAR_TYPE(x, y, z) DEFINE_TYPE(x, y, z) michael@0: # define DEFINE_BOOL_TYPE(x, y, z) DEFINE_TYPE(x, y, z) michael@0: # define DEFINE_INT_TYPE(x, y, z) DEFINE_TYPE(x, y, z) michael@0: # define DEFINE_WRAPPED_INT_TYPE(x, y, z) DEFINE_TYPE(x, y, z) michael@0: # define DEFINE_FLOAT_TYPE(x, y, z) DEFINE_TYPE(x, y, z) michael@0: #else michael@0: # ifndef DEFINE_BOOL_TYPE michael@0: # define DEFINE_BOOL_TYPE(x, y, z) michael@0: # endif michael@0: # ifndef DEFINE_CHAR_TYPE michael@0: # define DEFINE_CHAR_TYPE(x, y, z) michael@0: # endif michael@0: # ifndef DEFINE_JSCHAR_TYPE michael@0: # define DEFINE_JSCHAR_TYPE(x, y, z) michael@0: # endif michael@0: # ifndef DEFINE_INT_TYPE michael@0: # define DEFINE_INT_TYPE(x, y, z) michael@0: # endif michael@0: # ifndef DEFINE_WRAPPED_INT_TYPE michael@0: # define DEFINE_WRAPPED_INT_TYPE(x, y, z) michael@0: # endif michael@0: # ifndef DEFINE_FLOAT_TYPE michael@0: # define DEFINE_FLOAT_TYPE(x, y, z) michael@0: # endif michael@0: #endif michael@0: michael@0: // MSVC doesn't have ssize_t. Help it along a little. michael@0: #ifdef HAVE_SSIZE_T michael@0: #define CTYPES_SSIZE_T ssize_t michael@0: #else michael@0: #define CTYPES_SSIZE_T intptr_t michael@0: #endif michael@0: michael@0: // Some #defines to make handling of types whose length varies by platform michael@0: // easier. These could be implemented as configure tests, but the expressions michael@0: // are all statically resolvable so there's no need. (See CTypes.cpp for the michael@0: // appropriate PR_STATIC_ASSERTs; they can't go here since this header is michael@0: // used in places where such asserts are illegal.) michael@0: #define CTYPES_FFI_BOOL (sizeof(bool) == 1 ? ffi_type_uint8 : ffi_type_uint32) michael@0: #define CTYPES_FFI_LONG (sizeof(long) == 4 ? ffi_type_sint32 : ffi_type_sint64) michael@0: #define CTYPES_FFI_ULONG (sizeof(long) == 4 ? ffi_type_uint32 : ffi_type_uint64) michael@0: #define CTYPES_FFI_SIZE_T (sizeof(size_t) == 4 ? ffi_type_uint32 : ffi_type_uint64) michael@0: #define CTYPES_FFI_SSIZE_T (sizeof(size_t) == 4 ? ffi_type_sint32 : ffi_type_sint64) michael@0: #define CTYPES_FFI_OFF_T (sizeof(off_t) == 4 ? ffi_type_sint32 : ffi_type_sint64) michael@0: #define CTYPES_FFI_INTPTR_T (sizeof(uintptr_t) == 4 ? ffi_type_sint32 : ffi_type_sint64) michael@0: #define CTYPES_FFI_UINTPTR_T (sizeof(uintptr_t) == 4 ? ffi_type_uint32 : ffi_type_uint64) michael@0: michael@0: // The meat. michael@0: DEFINE_BOOL_TYPE (bool, bool, CTYPES_FFI_BOOL) michael@0: DEFINE_INT_TYPE (int8_t, int8_t, ffi_type_sint8) michael@0: DEFINE_INT_TYPE (int16_t, int16_t, ffi_type_sint16) michael@0: DEFINE_INT_TYPE (int32_t, int32_t, ffi_type_sint32) michael@0: DEFINE_INT_TYPE (uint8_t, uint8_t, ffi_type_uint8) michael@0: DEFINE_INT_TYPE (uint16_t, uint16_t, ffi_type_uint16) michael@0: DEFINE_INT_TYPE (uint32_t, uint32_t, ffi_type_uint32) michael@0: DEFINE_INT_TYPE (short, short, ffi_type_sint16) michael@0: DEFINE_INT_TYPE (unsigned_short, unsigned short, ffi_type_uint16) michael@0: DEFINE_INT_TYPE (int, int, ffi_type_sint32) michael@0: DEFINE_INT_TYPE (unsigned_int, unsigned int, ffi_type_uint32) michael@0: DEFINE_WRAPPED_INT_TYPE(int64_t, int64_t, ffi_type_sint64) michael@0: DEFINE_WRAPPED_INT_TYPE(uint64_t, uint64_t, ffi_type_uint64) michael@0: DEFINE_WRAPPED_INT_TYPE(long, long, CTYPES_FFI_LONG) michael@0: DEFINE_WRAPPED_INT_TYPE(unsigned_long, unsigned long, CTYPES_FFI_ULONG) michael@0: DEFINE_WRAPPED_INT_TYPE(long_long, long long, ffi_type_sint64) michael@0: DEFINE_WRAPPED_INT_TYPE(unsigned_long_long, unsigned long long, ffi_type_uint64) michael@0: DEFINE_WRAPPED_INT_TYPE(size_t, size_t, CTYPES_FFI_SIZE_T) michael@0: DEFINE_WRAPPED_INT_TYPE(ssize_t, CTYPES_SSIZE_T, CTYPES_FFI_SSIZE_T) michael@0: DEFINE_WRAPPED_INT_TYPE(off_t, off_t, CTYPES_FFI_OFF_T) michael@0: DEFINE_WRAPPED_INT_TYPE(intptr_t, intptr_t, CTYPES_FFI_INTPTR_T) michael@0: DEFINE_WRAPPED_INT_TYPE(uintptr_t, uintptr_t, CTYPES_FFI_UINTPTR_T) michael@0: DEFINE_FLOAT_TYPE (float32_t, float, ffi_type_float) michael@0: DEFINE_FLOAT_TYPE (float64_t, double, ffi_type_double) michael@0: DEFINE_FLOAT_TYPE (float, float, ffi_type_float) michael@0: DEFINE_FLOAT_TYPE (double, double, ffi_type_double) michael@0: DEFINE_CHAR_TYPE (char, char, ffi_type_uint8) michael@0: DEFINE_CHAR_TYPE (signed_char, signed char, ffi_type_sint8) michael@0: DEFINE_CHAR_TYPE (unsigned_char, unsigned char, ffi_type_uint8) michael@0: DEFINE_JSCHAR_TYPE (jschar, jschar, ffi_type_uint16) michael@0: michael@0: #undef CTYPES_SSIZE_T michael@0: #undef CTYPES_FFI_BOOL michael@0: #undef CTYPES_FFI_LONG michael@0: #undef CTYPES_FFI_ULONG michael@0: #undef CTYPES_FFI_SIZE_T michael@0: #undef CTYPES_FFI_SSIZE_T michael@0: #undef CTYPES_FFI_INTPTR_T michael@0: #undef CTYPES_FFI_UINTPTR_T michael@0: michael@0: #undef DEFINE_TYPE michael@0: #undef DEFINE_CHAR_TYPE michael@0: #undef DEFINE_JSCHAR_TYPE michael@0: #undef DEFINE_BOOL_TYPE michael@0: #undef DEFINE_INT_TYPE michael@0: #undef DEFINE_WRAPPED_INT_TYPE michael@0: #undef DEFINE_FLOAT_TYPE michael@0: