00001 // Copyright (C) 2007, 2008, 2009 EPITA Research and Development Laboratory (LRDE) 00002 // 00003 // This file is part of Olena. 00004 // 00005 // Olena is free software: you can redistribute it and/or modify it under 00006 // the terms of the GNU General Public License as published by the Free 00007 // Software Foundation, version 2 of the License. 00008 // 00009 // Olena is distributed in the hope that it will be useful, 00010 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00012 // General Public License for more details. 00013 // 00014 // You should have received a copy of the GNU General Public License 00015 // along with Olena. If not, see <http://www.gnu.org/licenses/>. 00016 // 00017 // As a special exception, you may use this file as part of a free 00018 // software project without restriction. Specifically, if other files 00019 // instantiate templates or use macros or inline functions from this 00020 // file, or you compile this file and link it with other files to produce 00021 // an executable, this file does not by itself cause the resulting 00022 // executable to be covered by the GNU General Public License. This 00023 // exception does not however invalidate any other reasons why the 00024 // executable file might be covered by the GNU General Public License. 00025 00026 #ifndef MLN_VALUE_INTERNAL_ENCODING_HH 00027 # define MLN_VALUE_INTERNAL_ENCODING_HH 00028 00035 namespace mln 00036 { 00037 00038 namespace value 00039 { 00040 00041 namespace internal 00042 { 00043 00044 00045 template <unsigned n> struct encoding_unsigned_; 00046 00047 template <> struct encoding_unsigned_<8> { typedef unsigned char ret; }; 00048 template <> struct encoding_unsigned_<16> { typedef unsigned short ret; }; 00049 template <> struct encoding_unsigned_<32> { typedef unsigned int ret; }; // FIXME!!! 00050 template <> struct encoding_unsigned_<64> { typedef unsigned long ret; }; // FIXME!!! 00051 00052 template <> struct encoding_unsigned_<99> { typedef void ret; }; // stopper 00053 00054 template <unsigned n> 00055 struct encoding_unsigned_ 00056 { 00057 typedef typename encoding_unsigned_<n+1>::ret ret; 00058 }; 00059 00060 00061 00062 template <unsigned n> struct encoding_signed_; 00063 00064 template <> struct encoding_signed_<8> { typedef signed char ret; }; 00065 template <> struct encoding_signed_<16> { typedef signed short ret; }; 00066 template <> struct encoding_signed_<32> { typedef signed int ret; }; // FIXME!!! 00067 template <> struct encoding_signed_<64> { typedef signed long ret; }; // FIXME!!! 00068 00069 template <> struct encoding_signed_<99> { typedef void ret; }; // stopper 00070 00071 template <unsigned n> 00072 struct encoding_signed_ 00073 { 00074 typedef typename encoding_signed_<n+1>::ret ret; 00075 }; 00076 00077 00078 } // end of namespace mln::value::internal 00079 00080 } // end of namespace mln::value 00081 00082 } // end of namespace mln 00083 00084 00085 #endif // ! MLN_VALUE_INTERNAL_ENCODING_HH