Last change
on this file since 197 was 15, checked in by Bayard Gildas, 8 years ago |
sources reformatted with flair-format-dir script
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1 | // %flair:license{
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2 | // This file is part of the Flair framework distributed under the
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3 | // CECILL-C License, Version 1.0.
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4 | // %flair:license}
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5 | /*!
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6 | * \file SharedMem_impl.h
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7 | * \brief Class defining a shared memory
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8 | * \author Guillaume Sanahuja, Copyright Heudiasyc UMR UTC/CNRS 7253
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9 | * \date 2014/02/10
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10 | * \version 4.0
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11 | */
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12 |
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13 | #ifndef SHAREDMEM_IMPL_H
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14 | #define SHAREDMEM_IMPL_H
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15 |
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16 | #include <string>
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17 |
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18 | #ifdef __XENO__
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19 | #include <native/heap.h>
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20 | #include <native/mutex.h>
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21 | #else
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22 | #include <semaphore.h>
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23 | #endif
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24 |
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25 | namespace flair {
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26 | namespace core {
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27 | class SharedMem;
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28 | }
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29 | }
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30 |
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31 | /*! \class SharedMem_impl
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32 | * \brief Class defining a shared memory
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33 | *
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34 | */
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35 |
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36 | class SharedMem_impl {
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37 | public:
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38 | SharedMem_impl(const flair::core::SharedMem *self, std::string name,
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39 | size_t size);
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40 | ~SharedMem_impl();
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41 |
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42 | void Write(const char *buf, size_t size);
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43 | void Read(char *buf, size_t size);
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44 |
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45 | private:
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46 | const flair::core::SharedMem *self;
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47 | size_t size;
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48 | char *mem_segment;
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49 | #ifdef __XENO__
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50 | RT_HEAP heap;
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51 | RT_MUTEX mutex;
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52 | bool heap_binded;
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53 | bool mutex_binded;
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54 | #else
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55 | int fd;
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56 | sem_t *sem;
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57 | std::string sem_name, shm_name;
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58 | #endif
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59 | };
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60 |
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61 | #endif // SHAREDMEM_IMPL_H
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