2 Copyright (C) 2001-2006, William Joseph.
5 This file is part of GtkRadiant.
7 GtkRadiant is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 GtkRadiant is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GtkRadiant; if not, write to the Free Software
19 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 #if !defined(INCLUDED_BYTESTREAMUTILS_H)
23 #define INCLUDED_BYTESTREAMUTILS_H
27 #define _ISOC9X_SOURCE 1
28 #define _ISOC99_SOURCE 1
30 #define __USE_ISOC9X 1
31 #define __USE_ISOC99 1
39 // if C99 is unavailable, fall back to the types most likely to be the right sizes
41 typedef signed short int16_t;
43 #if !defined(uint16_t)
44 typedef unsigned short uint16_t;
47 typedef signed int int32_t;
49 #if !defined(uint32_t)
50 typedef unsigned int uint32_t;
56 template<typename InputStreamType, typename Type>
57 inline void istream_read_little_endian(InputStreamType& istream, Type& value)
59 istream.read(reinterpret_cast<typename InputStreamType::byte_type*>(&value), sizeof(Type));
60 #if defined(__BIG_ENDIAN__)
61 std::reverse(reinterpret_cast<typename InputStreamType::byte_type*>(&value), reinterpret_cast<typename InputStreamType::byte_type*>(&value) + sizeof(Type));
65 template<typename InputStreamType, typename Type>
66 inline void istream_read_big_endian(InputStreamType& istream, Type& value)
68 istream.read(reinterpret_cast<typename InputStreamType::byte_type*>(&value), sizeof(Type));
69 #if !defined(__BIG_ENDIAN__)
70 std::reverse(reinterpret_cast<typename InputStreamType::byte_type*>(&value), reinterpret_cast<typename InputStreamType::byte_type*>(&value) + sizeof(Type));
74 template<typename InputStreamType>
75 inline void istream_read_byte(InputStreamType& istream, typename InputStreamType::byte_type& b)
81 template<typename InputStreamType>
82 inline int16_t istream_read_int16_le(InputStreamType& istream)
85 istream_read_little_endian(istream, value);
89 template<typename InputStreamType>
90 inline uint16_t istream_read_uint16_le(InputStreamType& istream)
93 istream_read_little_endian(istream, value);
97 template<typename InputStreamType>
98 inline int32_t istream_read_int32_le(InputStreamType& istream)
101 istream_read_little_endian(istream, value);
105 template<typename InputStreamType>
106 inline uint32_t istream_read_uint32_le(InputStreamType& istream)
109 istream_read_little_endian(istream, value);
113 template<typename InputStreamType>
114 inline float istream_read_float32_le(InputStreamType& istream)
117 istream_read_little_endian(istream, value);
121 template<typename InputStreamType>
122 inline typename InputStreamType::byte_type istream_read_byte(InputStreamType& istream)
124 typename InputStreamType::byte_type b;
125 istream.read(&b, sizeof(typename InputStreamType::byte_type));