1*b1cdbd2cSJim Jagielski /************************************************************** 2*b1cdbd2cSJim Jagielski * 3*b1cdbd2cSJim Jagielski * Licensed to the Apache Software Foundation (ASF) under one 4*b1cdbd2cSJim Jagielski * or more contributor license agreements. See the NOTICE file 5*b1cdbd2cSJim Jagielski * distributed with this work for additional information 6*b1cdbd2cSJim Jagielski * regarding copyright ownership. The ASF licenses this file 7*b1cdbd2cSJim Jagielski * to you under the Apache License, Version 2.0 (the 8*b1cdbd2cSJim Jagielski * "License"); you may not use this file except in compliance 9*b1cdbd2cSJim Jagielski * with the License. You may obtain a copy of the License at 10*b1cdbd2cSJim Jagielski * 11*b1cdbd2cSJim Jagielski * http://www.apache.org/licenses/LICENSE-2.0 12*b1cdbd2cSJim Jagielski * 13*b1cdbd2cSJim Jagielski * Unless required by applicable law or agreed to in writing, 14*b1cdbd2cSJim Jagielski * software distributed under the License is distributed on an 15*b1cdbd2cSJim Jagielski * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*b1cdbd2cSJim Jagielski * KIND, either express or implied. See the License for the 17*b1cdbd2cSJim Jagielski * specific language governing permissions and limitations 18*b1cdbd2cSJim Jagielski * under the License. 19*b1cdbd2cSJim Jagielski * 20*b1cdbd2cSJim Jagielski *************************************************************/ 21*b1cdbd2cSJim Jagielski 22*b1cdbd2cSJim Jagielski 23*b1cdbd2cSJim Jagielski 24*b1cdbd2cSJim Jagielski #ifndef _OSL_INTERLOCK_H_ 25*b1cdbd2cSJim Jagielski #define _OSL_INTERLOCK_H_ 26*b1cdbd2cSJim Jagielski 27*b1cdbd2cSJim Jagielski #include <sal/types.h> 28*b1cdbd2cSJim Jagielski 29*b1cdbd2cSJim Jagielski #ifdef __cplusplus 30*b1cdbd2cSJim Jagielski extern "C" { 31*b1cdbd2cSJim Jagielski #endif 32*b1cdbd2cSJim Jagielski 33*b1cdbd2cSJim Jagielski typedef sal_Int32 oslInterlockedCount; 34*b1cdbd2cSJim Jagielski 35*b1cdbd2cSJim Jagielski /** Increments the count variable addressed by pCount. 36*b1cdbd2cSJim Jagielski @param Address of counter variable 37*b1cdbd2cSJim Jagielski @return The result of the operation is zero, the value of the count variable. 38*b1cdbd2cSJim Jagielski */ 39*b1cdbd2cSJim Jagielski oslInterlockedCount SAL_CALL osl_incrementInterlockedCount(oslInterlockedCount* pCount); 40*b1cdbd2cSJim Jagielski 41*b1cdbd2cSJim Jagielski /** Decrement the count variable addressed by pCount. 42*b1cdbd2cSJim Jagielski @param Address of counter variable 43*b1cdbd2cSJim Jagielski @return The result of the operation is the new value is of the count variable. 44*b1cdbd2cSJim Jagielski */ 45*b1cdbd2cSJim Jagielski oslInterlockedCount SAL_CALL osl_decrementInterlockedCount(oslInterlockedCount* pCount); 46*b1cdbd2cSJim Jagielski 47*b1cdbd2cSJim Jagielski #ifdef __cplusplus 48*b1cdbd2cSJim Jagielski } 49*b1cdbd2cSJim Jagielski #endif 50*b1cdbd2cSJim Jagielski 51*b1cdbd2cSJim Jagielski #endif /* _OSL_INTERLOCK_H_ */ 52*b1cdbd2cSJim Jagielski 53*b1cdbd2cSJim Jagielski 54