File: Thread_VX.h

package info (click to toggle)
poco 1.14.2-3
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 56,460 kB
  • sloc: cpp: 340,542; ansic: 245,601; makefile: 1,742; yacc: 1,005; sh: 698; sql: 312; lex: 282; xml: 128; perl: 29; python: 24
file content (190 lines) | stat: -rw-r--r-- 3,628 bytes parent folder | download | duplicates (2)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
//
// Thread_VX.h
//
// Library: Foundation
// Package: Threading
// Module:  Thread
//
// Definition of the ThreadImpl class for VxWorks tasks.
//
// Copyright (c) 2004-2011, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// SPDX-License-Identifier:	BSL-1.0
//


#ifndef Foundation_Thread_VX_INCLUDED
#define Foundation_Thread_VX_INCLUDED


#include "Poco/Foundation.h"
#include "Poco/Runnable.h"
#include "Poco/SignalHandler.h"
#include "Poco/Event.h"
#include "Poco/RefCountedObject.h"
#include "Poco/AutoPtr.h"
#include <taskLib.h>
#include <taskVarLib.h>


namespace Poco {


class Foundation_API ThreadImpl
{
public:
	typedef int TIDImpl;
	typedef void (*Callable)(void*);

	enum Priority
	{
		PRIO_LOWEST_IMPL,
		PRIO_LOW_IMPL,
		PRIO_NORMAL_IMPL,
		PRIO_HIGH_IMPL,
		PRIO_HIGHEST_IMPL
	};

	enum Policy
	{
		POLICY_DEFAULT_IMPL = 0
	};

	enum
	{
		DEFAULT_THREAD_STACK_SIZE = 65536
	};

	struct CallbackData: public RefCountedObject
	{
		CallbackData(): callback(0), pData(0)
		{
		}

		Callable  callback;
		void*     pData;
	};

	ThreadImpl();
	~ThreadImpl();

	TIDImpl tidImpl() const;
	void setNameImpl(const std::string& threadName);
	std::string getNameImpl() const;
	std::string getOSThreadNameImpl();
		/// Returns the thread's name, expressed as an operating system
		/// specific name value. Return empty string if thread is not running.
		/// For test used only.
	void setPriorityImpl(int prio);
	int getPriorityImpl() const;
	void setOSPriorityImpl(int prio, int policy = 0);
	int getOSPriorityImpl() const;
	static int getMinOSPriorityImpl(int policy);
	static int getMaxOSPriorityImpl(int policy);
	void setStackSizeImpl(int size);
	int getStackSizeImpl() const;
	void startImpl(Runnable& target);
	void startImpl(Callable target, void* pData = 0);

	void joinImpl();
	bool joinImpl(long milliseconds);
	bool isRunningImpl() const;
	static void yieldImpl();
	static ThreadImpl* currentImpl();
	static TIDImpl currentTidImpl();
	static long currentOsTidImpl();
	bool setAffinityImpl(int coreID);
	int getAffinityImpl() const;

protected:
	static void runnableEntry(void* pThread, int, int, int, int, int, int, int, int, int);
	static void callableEntry(void* pThread, int, int, int, int, int, int, int, int, int);
	static int mapPrio(int prio);
	static int reverseMapPrio(int osPrio);

	struct ThreadData: public RefCountedObject
	{
		ThreadData():
			pRunnableTarget(0),
			pCallbackTarget(0),
			task(0),
			prio(PRIO_NORMAL_IMPL),
			osPrio(127),
			done(false),
			stackSize(POCO_THREAD_STACK_SIZE)
		{
		}

		Runnable* pRunnableTarget;
		AutoPtr<CallbackData> pCallbackTarget;
		int               task;
		int               prio;
		int               osPrio;
		Event             done;
		int               stackSize;
		std::string       name;
	};

private:
	AutoPtr<ThreadData> _pData;
	static ThreadImpl* _pCurrent;
};


//
// inlines
//
inline int ThreadImpl::getPriorityImpl() const
{
	return _pData->prio;
}


inline int ThreadImpl::getOSPriorityImpl() const
{
	return _pData->osPrio;
}


inline bool ThreadImpl::isRunningImpl() const
{
	return _pData->pRunnableTarget != 0 ||
		(_pData->pCallbackTarget.get() != 0 && _pData->pCallbackTarget->callback != 0);
}


inline void ThreadImpl::yieldImpl()
{
	taskDelay(0);
}


inline int ThreadImpl::getStackSizeImpl() const
{
	return _pData->stackSize;
}


inline ThreadImpl::TIDImpl ThreadImpl::tidImpl() const
{
	return _pData->task;
}


inline bool ThreadImpl::setAffinityImpl(int)
{
	return false;
}


inline int ThreadImpl::getAffinityImpl() const
{
	return -1;
}


} // namespace Poco


#endif // Foundation_Thread_VX_INCLUDED