mirror of
https://github.com/ntop/ntopng.git
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65 lines
2 KiB
C++
65 lines
2 KiB
C++
/*
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*
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* (C) 2013-26 - ntop.org
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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*/
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#ifndef _UINT_BITMAP_H_
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#define _UINT_BITMAP_H_
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#include "ntop_includes.h"
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template <typename T>
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class UintBitmap {
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private:
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T bitmap;
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public:
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UintBitmap() { reset(); }
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static inline u_int numBits() { return sizeof(bitmap) * 8; };
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inline void reset() { bitmap = 0; };
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inline void setBit(u_int8_t id) { bitmap |= ((T)1) << id; };
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inline void clearBit(u_int8_t id) { bitmap &= ~(((T)1) << id); };
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inline bool isSetBit(u_int8_t id) const {
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return (((bitmap >> id) & 1) ? true : false);
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};
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inline void bitmapOr(const UintBitmap b) { bitmap |= b.bitmap; };
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inline void set(const UintBitmap* b) { bitmap = b->bitmap; };
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inline bool equal(const UintBitmap* b) const { return bitmap == b->bitmap; };
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void lua(lua_State* vm, const char* label) const {
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lua_newtable(vm);
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for (u_int i = 0; i < numBits(); i++) {
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if (isSetBit(i)) {
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lua_pushboolean(vm, true); /* The boolean indicating this risk is set */
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lua_pushinteger(
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vm, i); /* The integer risk id, used as key of this lua table */
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lua_insert(vm, -2);
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lua_settable(vm, -3);
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}
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}
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lua_pushstring(vm, label);
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lua_insert(vm, -2);
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lua_settable(vm, -3);
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};
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};
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#endif /* _UINT_BITMAP_H_ */
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