bitfield.hh (4260:cb8a68017b41) bitfield.hh (4261:0a667162b5fa)
1/*
2 * Copyright (c) 2003-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

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166 setBits(int first, int last, uint64_t val)
167 {
168 replaceBits(__data, first, last, val);
169 }
170 };
171
172 //A class which specializes a given base so that it can only be read
173 //from. This is accomplished by only passing through the conversion
1/*
2 * Copyright (c) 2003-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

--- 157 unchanged lines hidden (view full) ---

166 setBits(int first, int last, uint64_t val)
167 {
168 replaceBits(__data, first, last, val);
169 }
170 };
171
172 //A class which specializes a given base so that it can only be read
173 //from. This is accomplished by only passing through the conversion
174 //operator.
174 //operator and explicitly making sure the assignment operator is blocked.
175 template<class Type, class Base>
176 class _BitfieldRO : public Base
177 {
175 template<class Type, class Base>
176 class _BitfieldRO : public Base
177 {
178 private:
179 const Type
180 operator=(const Type & _data);
181
178 public:
179 operator const Type ()
180 {
181 return *((Base *)this);
182 }
183 };
184
185 //Similar to the above, but only allows writing.
186 template<class Type, class Base>
187 class _BitfieldWO : public Base
188 {
182 public:
183 operator const Type ()
184 {
185 return *((Base *)this);
186 }
187 };
188
189 //Similar to the above, but only allows writing.
190 template<class Type, class Base>
191 class _BitfieldWO : public Base
192 {
193 private:
194 operator const Type ();
195
189 public:
190 const Type operator=(const Type & _data)
191 {
192 *((Base *)this) = _data;
193 return _data;
194 }
195 };
196

--- 158 unchanged lines hidden --- 		196 public:
197 const Type operator=(const Type & _data)
198 {
199 *((Base *)this) = _data;
200 return _data;
201 }
202 };
203

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