1 karl  1.6 //%2006////////////////////////////////////////////////////////////////////////

  2 mike  1.2 //
  3           // Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development
  4           // Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.
  5           // Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L.P.;
  6           // IBM Corp.; EMC Corporation, The Open Group.
  7           // Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.;
  8           // IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.
  9           // Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.;
 10           // EMC Corporation; VERITAS Software Corporation; The Open Group.

 11 karl  1.6 // Copyright (c) 2006 Hewlett-Packard Development Company, L.P.; IBM Corp.;
 12           // EMC Corporation; Symantec Corporation; The Open Group.

 13 mike  1.2 //
 14           // Permission is hereby granted, free of charge, to any person obtaining a copy
 15           // of this software and associated documentation files (the "Software"), to
 16           // deal in the Software without restriction, including without limitation the
 17           // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 18           // sell copies of the Software, and to permit persons to whom the Software is
 19           // furnished to do so, subject to the following conditions:

 20 karl  1.6 // 

 21 mike  1.2 // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN
 22           // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED
 23           // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
 24           // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
 25           // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 26           // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 27           // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 28           // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 29           //
 30           //==============================================================================
 31           //
 32           // Author: Mike Brasher (mike-brasher@austin.rr.com) - Inova Europe
 33           //
 34           //%/////////////////////////////////////////////////////////////////////////////
 35           
 36           #ifndef Pegasus_AtomicInt_h
 37           #define Pegasus_AtomicInt_h
 38           
 39           #include <Pegasus/Common/Config.h>
 40           
 41           //#ifndef PEGASUS_INTERNALONLY
 42 mike  1.2 //# error "ERROR: This header is for internal use only (AtomicInt.h)"
 43           //#endif
 44           
 45           PEGASUS_NAMESPACE_BEGIN
 46           
 47           template<class ATOMIC_TYPE>
 48           class AtomicIntTemplate
 49           {
 50           public:
 51           
 52               // Constructor.
 53               AtomicIntTemplate(Uint32 n = 0);
 54           
 55               // Destructor.
 56               ~AtomicIntTemplate();
 57           
 58               // Sets value.
 59               void set(Uint32 n);
 60           
 61               // Gets value.
 62               Uint32 get() const;
 63 mike  1.2 
 64               // Increment.
 65               void inc();
 66           
 67               // Decrement.
 68               void dec();
 69           
 70               // Decrements and returns true if it is zero.
 71               bool decAndTestIfZero();
 72           
 73               // Assignment.
 74               AtomicIntTemplate& operator=(Uint32 n) { set(n); return* this; }
 75           
 76               // Post-increment.
 77               void operator++(int) { inc(); }
 78           
 79               // Post-decrement.
 80               void operator--(int) { dec(); }
 81           
 82           private:
 83           
 84 mike  1.2     // Note: These methods are intentionally hidden (and should not be called).
 85               // The implementation is much easier without having to implement these for
 86               // every platform.

 87 kumpf 1.7     AtomicIntTemplate(const AtomicIntTemplate&);
 88               AtomicIntTemplate& operator=(const AtomicIntTemplate&);
 89               Boolean operator==(Uint32) const;
 90               void operator++();
 91               void operator--();

 92 mike  1.2 
 93               typedef AtomicIntTemplate<ATOMIC_TYPE> This;
 94           
 95               ATOMIC_TYPE _rep;
 96           };
 97           
 98           PEGASUS_NAMESPACE_END
 99           
100           #if defined(PEGASUS_PLATFORM_LINUX_IX86_GNU)
101           # include <Pegasus/Common/AtomicInt_LINUX_IX86_GNU.h>

102 mike  1.3 #elif defined(PEGASUS_PLATFORM_LINUX_X86_64_GNU)
103           # include <Pegasus/Common/AtomicInt_LINUX_X86_64_GNU.h>

104 mike  1.2 #elif defined(PEGASUS_PLATFORM_LINUX_IA64_GNU)
105           # include <Pegasus/Common/AtomicInt_LINUX_IA64_GNU.h>
106           #elif defined(PEGASUS_PLATFORM_LINUX_PPC_GNU)
107           # include <Pegasus/Common/AtomicInt_LINUX_PPC_GNU.h>
108           #elif defined(PEGASUS_PLATFORM_WIN32_IX86_MSVC)
109           # include <Pegasus/Common/AtomicInt_WIN32_IX86_MSVC.h>
110           #elif defined (PEGASUS_PLATFORM_ZOS_ZSERIES_IBM)
111           # include <Pegasus/Common/AtomicInt_ZOS_ZSERIES_IBM.h>
112           #elif defined (PEGASUS_PLATFORM_HPUX_PARISC_ACC)
113           # include <Pegasus/Common/AtomicInt_Generic.h>
114           #elif defined (PEGASUS_PLATFORM_HPUX_IA64_ACC)

115 mike  1.5 # include <Pegasus/Common/AtomicInt_HPUX_IA64_ACC.h>

116 jim.wunderlich 1.4 #elif defined (PEGASUS_PLATFORM_LINUX_XSCALE_GNU)
117                    # include <Pegasus/Common/AtomicInt_LINUX_XSCALE_GNU.h>

118 mike           1.2 #else
119                    # include <Pegasus/Common/AtomicInt_Generic.h>
120                    #endif
121                    
122                    PEGASUS_NAMESPACE_BEGIN
123                    
124                    typedef AtomicIntTemplate<AtomicType> AtomicInt;
125                    
126                    PEGASUS_NAMESPACE_END
127                    
128                    #endif /* Pegasus_AtomicInt_h */