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48
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1 #include <stdio.h>
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50
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2 #include <stdlib.h>
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42
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3 #include "Scheduler.h"
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4 #include "SchedNop.h"
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5 #include "error.h"
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6
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7 void
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8 Scheduler::init(void)
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9 {
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10 init_impl();
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11
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12 listBufFlg = 0;
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13 readBufFlg = 0;
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14 writeBufFlg = 0;
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15 }
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16
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17 void
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18 Scheduler::run(void)
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19 {
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20 SchedTaskBase* taskTmp;
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21 task1 = new SchedNop();
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22 task2 = new SchedNop();
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23 task3 = new SchedNop();
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24
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25 // main loop
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26 do {
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27 __debug("----------\n");
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28 task3->write();
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29 task2->exec();
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30 task1->read();
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31
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32 taskTmp = task3;
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33 task3 = task2;
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34 task2 = task1;
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35 task1 = task1->next(this, taskTmp);
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36 } while (task1);
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37
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38 delete task3;
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39 delete task2;
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50
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40 }
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48
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41
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50
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42
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43 void
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44 Scheduler::finish(void)
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45 {
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46 free(listBuf[0]);
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47 free(listBuf[1]);
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48 free(readBuf[0]);
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49 free(readBuf[1]);
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50 free(writeBuf[0]);
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51 free(writeBuf[1]);
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42
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52 }
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53
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54 TaskListPtr
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55 Scheduler::get_curListBuf(void)
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56 {
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57 listBufFlg ^= 1;
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58 return listBuf[listBufFlg];
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59 }
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60
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61
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62 void *
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63 Scheduler::get_curWriteBuf(void)
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64 {
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65 writeBufFlg ^= 1;
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66 return writeBuf[writeBufFlg];
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67 }
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68
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69
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70 void*
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71 Scheduler::get_curReadBuf(void)
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72 {
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73 readBufFlg ^= 1;
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74 return readBuf[readBufFlg];
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75 }
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