LCOV - app.info - js/src/ctypes/typedefs.h

LCOV - code coverage report
| Current view: | directory - js/src/ctypes - typedefs.h (source / functions) |  | Found | Hit | Coverage |
| Test: | app.info | Lines: | 29 | 29 | 100.0 %
| Date: | 2012-04-07 | Functions: | 0 | 0 | -

           1                 : /* -*-  Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2; -*- */
           2                 : /* ***** BEGIN LICENSE BLOCK *****
           3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
           4                 :  *
           5                 :  * The contents of this file are subject to the Mozilla Public License Version
           6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
           7                 :  * the License. You may obtain a copy of the License at
           8                 :  * http://www.mozilla.org/MPL/
           9                 :  *
          10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
          11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
          12                 :  * for the specific language governing rights and limitations under the
          13                 :  * License.
          14                 :  *
          15                 :  * The Original Code is js-ctypes.
          16                 :  *
          17                 :  * The Initial Developer of the Original Code is
          18                 :  * The Mozilla Foundation <http://www.mozilla.org/>.
          19                 :  * Portions created by the Initial Developer are Copyright (C) 2009
          20                 :  * the Initial Developer. All Rights Reserved.
          21                 :  *
          22                 :  * Contributor(s):
          23                 :  *  Dan Witte <dwitte@mozilla.com>
          24                 :  *
          25                 :  * Alternatively, the contents of this file may be used under the terms of
          26                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
          27                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
          28                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
          29                 :  * of those above. If you wish to allow use of your version of this file only
          30                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
          31                 :  * use your version of this file under the terms of the MPL, indicate your
          32                 :  * decision by deleting the provisions above and replace them with the notice
          33                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
          34                 :  * the provisions above, a recipient may use your version of this file under
          35                 :  * the terms of any one of the MPL, the GPL or the LGPL.
          36                 :  *
          37                 :  * ***** END LICENSE BLOCK ***** */
          38                 :
          39                 : /**
          40                 :  * This header contains the builtin types available for arguments and return
          41                 :  * values, representing their C counterparts. They are listed inside macros
          42                 :  * that the #includer is expected to #define. Format is:
          43                 :  *
          44                 :  * DEFINE_X_TYPE(typename, ctype, ffitype)
          45                 :  *
          46                 :  * where 'typename' is the name of the type constructor (accessible as
          47                 :  * ctypes.typename), 'ctype' is the corresponding C type declaration (from
          48                 :  * which sizeof(ctype) and templated type conversions will be derived), and
          49                 :  * 'ffitype' is the ffi_type to use. (Special types, such as 'void' and the
          50                 :  * pointer, array, and struct types are handled separately.)
          51                 :  */
          52                 :
          53                 : // If we're not breaking the types out, combine them together under one
          54                 : // DEFINE_TYPE macro. Otherwise, turn off whichever ones we're not using.
          55                 : #if defined(DEFINE_TYPE)
          56                 : #  define DEFINE_CHAR_TYPE(x, y, z)         DEFINE_TYPE(x, y, z)
          57                 : #  define DEFINE_JSCHAR_TYPE(x, y, z)       DEFINE_TYPE(x, y, z)
          58                 : #  define DEFINE_BOOL_TYPE(x, y, z)         DEFINE_TYPE(x, y, z)
          59                 : #  define DEFINE_INT_TYPE(x, y, z)          DEFINE_TYPE(x, y, z)
          60                 : #  define DEFINE_WRAPPED_INT_TYPE(x, y, z)  DEFINE_TYPE(x, y, z)
          61                 : #  define DEFINE_FLOAT_TYPE(x, y, z)        DEFINE_TYPE(x, y, z)
          62                 : #else
          63                 : #  ifndef DEFINE_BOOL_TYPE
          64                 : #    define DEFINE_BOOL_TYPE(x, y, z)
          65                 : #  endif
          66                 : #  ifndef DEFINE_CHAR_TYPE
          67                 : #    define DEFINE_CHAR_TYPE(x, y, z)
          68                 : #  endif
          69                 : #  ifndef DEFINE_JSCHAR_TYPE
          70                 : #    define DEFINE_JSCHAR_TYPE(x, y, z)
          71                 : #  endif
          72                 : #  ifndef DEFINE_INT_TYPE
          73                 : #    define DEFINE_INT_TYPE(x, y, z)
          74                 : #  endif
          75                 : #  ifndef DEFINE_WRAPPED_INT_TYPE
          76                 : #    define DEFINE_WRAPPED_INT_TYPE(x, y, z)
          77                 : #  endif
          78                 : #  ifndef DEFINE_FLOAT_TYPE
          79                 : #    define DEFINE_FLOAT_TYPE(x, y, z)
          80                 : #  endif
          81                 : #endif
          82                 :
          83                 : // MSVC doesn't have ssize_t. Help it along a little.
          84                 : #ifdef HAVE_SSIZE_T
          85                 : #define CTYPES_SSIZE_T ssize_t
          86                 : #else
          87                 : #define CTYPES_SSIZE_T intptr_t
          88                 : #endif
          89                 :
          90                 : // Some #defines to make handling of types whose length varies by platform
          91                 : // easier. These could be implemented as configure tests, but the expressions
          92                 : // are all statically resolvable so there's no need. (See CTypes.cpp for the
          93                 : // appropriate PR_STATIC_ASSERTs; they can't go here since this header is
          94                 : // used in places where such asserts are illegal.)
          95                 : #define CTYPES_FFI_BOOL      (sizeof(bool)      == 1 ? ffi_type_uint8  : ffi_type_uint32)
          96                 : #define CTYPES_FFI_LONG      (sizeof(long)      == 4 ? ffi_type_sint32 : ffi_type_sint64)
          97                 : #define CTYPES_FFI_ULONG     (sizeof(long)      == 4 ? ffi_type_uint32 : ffi_type_uint64)
          98                 : #define CTYPES_FFI_SIZE_T    (sizeof(size_t)    == 4 ? ffi_type_uint32 : ffi_type_uint64)
          99                 : #define CTYPES_FFI_SSIZE_T   (sizeof(size_t)    == 4 ? ffi_type_sint32 : ffi_type_sint64)
         100                 : #define CTYPES_FFI_INTPTR_T  (sizeof(uintptr_t) == 4 ? ffi_type_sint32 : ffi_type_sint64)
         101                 : #define CTYPES_FFI_UINTPTR_T (sizeof(uintptr_t) == 4 ? ffi_type_uint32 : ffi_type_uint64)
         102                 :
         103                 : // The meat.
         104           23328 : DEFINE_BOOL_TYPE       (bool,               bool,               CTYPES_FFI_BOOL)
         105           23328 : DEFINE_INT_TYPE        (int8_t,             int8_t,             ffi_type_sint8)
         106           23328 : DEFINE_INT_TYPE        (int16_t,            int16_t,            ffi_type_sint16)
         107           23328 : DEFINE_INT_TYPE        (int32_t,            int32_t,            ffi_type_sint32)
         108           23328 : DEFINE_INT_TYPE        (uint8_t,            uint8_t,            ffi_type_uint8)
         109           23328 : DEFINE_INT_TYPE        (uint16_t,           uint16_t,           ffi_type_uint16)
         110           23328 : DEFINE_INT_TYPE        (uint32_t,           uint32_t,           ffi_type_uint32)
         111           23328 : DEFINE_INT_TYPE        (short,              short,              ffi_type_sint16)
         112           23328 : DEFINE_INT_TYPE        (unsigned_short,     unsigned short,     ffi_type_uint16)
         113           23328 : DEFINE_INT_TYPE        (int,                int,                ffi_type_sint32)
         114           23328 : DEFINE_INT_TYPE        (unsigned_int,       unsigned int,       ffi_type_uint32)
         115           23328 : DEFINE_WRAPPED_INT_TYPE(int64_t,            int64_t,            ffi_type_sint64)
         116           23328 : DEFINE_WRAPPED_INT_TYPE(uint64_t,           uint64_t,           ffi_type_uint64)
         117           23328 : DEFINE_WRAPPED_INT_TYPE(long,               long,               CTYPES_FFI_LONG)
         118           23328 : DEFINE_WRAPPED_INT_TYPE(unsigned_long,      unsigned long,      CTYPES_FFI_ULONG)
         119           23328 : DEFINE_WRAPPED_INT_TYPE(long_long,          long long,          ffi_type_sint64)
         120           23328 : DEFINE_WRAPPED_INT_TYPE(unsigned_long_long, unsigned long long, ffi_type_uint64)
         121           23328 : DEFINE_WRAPPED_INT_TYPE(size_t,             size_t,             CTYPES_FFI_SIZE_T)
         122           23328 : DEFINE_WRAPPED_INT_TYPE(ssize_t,            CTYPES_SSIZE_T,     CTYPES_FFI_SSIZE_T)
         123           23328 : DEFINE_WRAPPED_INT_TYPE(intptr_t,           intptr_t,           CTYPES_FFI_INTPTR_T)
         124           23328 : DEFINE_WRAPPED_INT_TYPE(uintptr_t,          uintptr_t,          CTYPES_FFI_UINTPTR_T)
         125           23328 : DEFINE_FLOAT_TYPE      (float32_t,          float,              ffi_type_float)
         126           23328 : DEFINE_FLOAT_TYPE      (float64_t,          double,             ffi_type_double)
         127           23328 : DEFINE_FLOAT_TYPE      (float,              float,              ffi_type_float)
         128           23328 : DEFINE_FLOAT_TYPE      (double,             double,             ffi_type_double)
         129           23328 : DEFINE_CHAR_TYPE       (char,               char,               ffi_type_uint8)
         130           23328 : DEFINE_CHAR_TYPE       (signed_char,        signed char,        ffi_type_sint8)
         131           23328 : DEFINE_CHAR_TYPE       (unsigned_char,      unsigned char,      ffi_type_uint8)
         132           23328 : DEFINE_JSCHAR_TYPE     (jschar,             jschar,             ffi_type_uint16)
         133                 :
         134                 : #undef CTYPES_SSIZE_T
         135                 : #undef CTYPES_FFI_BOOL
         136                 : #undef CTYPES_FFI_LONG
         137                 : #undef CTYPES_FFI_ULONG
         138                 : #undef CTYPES_FFI_SIZE_T
         139                 : #undef CTYPES_FFI_SSIZE_T
         140                 : #undef CTYPES_FFI_INTPTR_T
         141                 : #undef CTYPES_FFI_UINTPTR_T
         142                 :
         143                 : #undef DEFINE_TYPE
         144                 : #undef DEFINE_CHAR_TYPE
         145                 : #undef DEFINE_JSCHAR_TYPE
         146                 : #undef DEFINE_BOOL_TYPE
         147                 : #undef DEFINE_INT_TYPE
         148                 : #undef DEFINE_WRAPPED_INT_TYPE
         149                 : #undef DEFINE_FLOAT_TYPE
         150                 :

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