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21 <h1>BufferManager.cc</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#include <stdio.h></span>
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22 <a name="l00002"></a>00002 <span class="preprocessor">#include <stdlib.h></span>
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23 <a name="l00003"></a>00003 <span class="preprocessor">#include "BufferManager.h"</span>
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24 <a name="l00004"></a>00004
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25 <a name="l00005"></a>00005 BufferManager::BufferManager(<span class="keywordtype">int</span> num) : machineNum(num) {}
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26 <a name="l00006"></a>00006
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27 <a name="l00007"></a>00007 BufferManager::~BufferManager(<span class="keywordtype">void</span>) { finish(); }
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28 <a name="l00008"></a>00008
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29 <a name="l00009"></a>00009 <span class="keywordtype">void</span>
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30 <a name="l00010"></a>00010 BufferManager::init(<span class="keywordtype">void</span>)
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31 <a name="l00011"></a>00011 {
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32 <a name="l00012"></a>00012 taskListImpl = <span class="keyword">new</span> TaskListInfo;
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33 <a name="l00013"></a>00013 taskQueueImpl = <span class="keyword">new</span> TaskQueueInfo;
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34 <a name="l00014"></a>00014 htaskImpl = <span class="keyword">new</span> HTaskInfo;
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35 <a name="l00015"></a>00015
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36 <a name="l00016"></a>00016 taskListImpl->init(machineNum*2);
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37 <a name="l00017"></a>00017 taskQueueImpl->init(TASK_MAX_SIZE*4);
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38 <a name="l00018"></a>00018 htaskImpl->init(TASK_MAX_SIZE*2);
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39 <a name="l00019"></a>00019 }
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40 <a name="l00020"></a>00020
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41 <a name="l00021"></a>00021 TaskListPtr
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42 <a name="l00022"></a>00022 BufferManager::create_taskList(<span class="keywordtype">void</span>)
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43 <a name="l00023"></a>00023 {
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44 <a name="l00024"></a>00024 <span class="keywordflow">return</span> taskListImpl->create();
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45 <a name="l00025"></a>00025 }
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46 <a name="l00026"></a>00026
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47 <a name="l00027"></a>00027 TaskQueuePtr
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48 <a name="l00028"></a>00028 BufferManager::create_taskQueue(HTaskPtr task)
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49 <a name="l00029"></a>00029 {
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50 <a name="l00030"></a>00030 <span class="keywordflow">return</span> taskQueueImpl->create(task);
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51 <a name="l00031"></a>00031 }
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52 <a name="l00032"></a>00032
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53 <a name="l00033"></a>00033 HTaskPtr
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54 <a name="l00034"></a>00034 BufferManager::create_task(<span class="keywordtype">int</span> cmd)
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55 <a name="l00035"></a>00035 {
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56 <a name="l00036"></a>00036 <span class="keywordflow">return</span> htaskImpl->create(cmd);
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57 <a name="l00037"></a>00037 }
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58 <a name="l00038"></a>00038
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59 <a name="l00039"></a>00039 <span class="keywordtype">void</span>
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60 <a name="l00040"></a>00040 BufferManager::free_taskList(TaskListPtr q)
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61 <a name="l00041"></a>00041 {
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62 <a name="l00042"></a>00042 taskListImpl->free(q);
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63 <a name="l00043"></a>00043 }
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64 <a name="l00044"></a>00044
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65 <a name="l00045"></a>00045 <span class="keywordtype">void</span>
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66 <a name="l00046"></a>00046 BufferManager::free_taskQueue(TaskQueuePtr q)
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67 <a name="l00047"></a>00047 {
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68 <a name="l00048"></a>00048 taskQueueImpl->free(q);
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69 <a name="l00049"></a>00049 }
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70 <a name="l00050"></a>00050
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71 <a name="l00051"></a>00051 <span class="keywordtype">void</span>
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72 <a name="l00052"></a>00052 BufferManager::free_task(HTaskPtr task)
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73 <a name="l00053"></a>00053 {
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74 <a name="l00054"></a>00054 htaskImpl->free(task);
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75 <a name="l00055"></a>00055 }
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76 <a name="l00056"></a>00056
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77 <a name="l00057"></a>00057 <span class="keywordtype">void</span>
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78 <a name="l00058"></a>00058 BufferManager::finish(<span class="keywordtype">void</span>)
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79 <a name="l00059"></a>00059 {
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80 <a name="l00060"></a>00060 <span class="keyword">delete</span> taskListImpl;
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81 <a name="l00061"></a>00061 <span class="keyword">delete</span> taskQueueImpl;
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82 <a name="l00062"></a>00062 <span class="keyword">delete</span> htaskImpl;
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83 <a name="l00063"></a>00063 }
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84 <a name="l00064"></a>00064
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85 <a name="l00065"></a>00065 TaskListPtr
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86 <a name="l00066"></a>00066 BufferManager::clear_taskList(TaskListPtr list)
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87 <a name="l00067"></a>00067 {
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88 <a name="l00068"></a>00068 TaskListPtr p, p1;
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89 <a name="l00069"></a>00069
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90 <a name="l00070"></a>00070 list->length = 0;
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91 <a name="l00071"></a>00071
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92 <a name="l00072"></a>00072 p = list->next;
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93 <a name="l00073"></a>00073 <span class="keywordflow">while</span> (p) {
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94 <a name="l00074"></a>00074 p1 = p;
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95 <a name="l00075"></a>00075 p = p->next;
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96 <a name="l00076"></a>00076 taskListImpl->free(p1);
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97 <a name="l00077"></a>00077 }
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98 <a name="l00078"></a>00078
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99 <a name="l00079"></a>00079 list->next = NULL;
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100 <a name="l00080"></a>00080 <span class="keywordflow">return</span> list;
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101 <a name="l00081"></a>00081 }
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102 </pre></div></div>
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103 <hr size="1"><address style="text-align: right;"><small>Generated on Fri Jun 5 18:14:06 2009 for Cerium by
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104 <a href="http://www.doxygen.org/index.html">
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105 <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.7.1 </small></address>
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