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Architecture
Core
Execute
FileSystem
Files
GUI
Library
Bitmap.cpp
Convert.cpp
CyclicRedundancyCheck32.c
MemOp.c
MemoryCopySIMD.cpp
MemoryMoveSIMD.cpp
MemorySetSIMD.cpp
cargs.c
cwalk.c
cxxabi.cpp
dumper.cpp
errno.cpp
liballoc_1_1.c
liballoc_1_1.h
liballocimpl.cpp
md5.c
printf.c
targp.c
Network
Profiling
Recovery
SystemCalls
Tasking
Tests
include
include_std
.gitignore
DAPI.hpp
Doxyfile
Fex.hpp
Kernel.cpp
KernelConfig.cpp
KernelThread.cpp
LICENSE
Makefile
README.md
dump.sh
ipc.h
kernel.h
syscalls.h
46 lines
1.4 KiB
C++
46 lines
1.4 KiB
C++
/*
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This file is part of Fennix Kernel.
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Fennix Kernel is free software: you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation, either version 3 of
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the License, or (at your option) any later version.
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Fennix Kernel 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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You should have received a copy of the GNU General Public License
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along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include <bitmap.hpp>
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bool Bitmap::operator[](uint64_t index) { return Get(index); }
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bool Bitmap::Get(uint64_t index)
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{
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if (index > Size * 8)
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return false;
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uint64_t byteIndex = index / 8;
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uint8_t bitIndex = index % 8;
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uint8_t bitIndexer = 0b10000000 >> bitIndex;
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if ((Buffer[byteIndex] & bitIndexer) > 0)
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return true;
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return false;
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}
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bool Bitmap::Set(uint64_t index, bool value)
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{
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if (index > Size * 8)
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return false;
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uint64_t byteIndex = index / 8;
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uint8_t bitIndex = index % 8;
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uint8_t bitIndexer = 0b10000000 >> bitIndex;
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Buffer[byteIndex] &= ~bitIndexer;
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if (value)
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Buffer[byteIndex] |= bitIndexer;
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return true;
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}
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