1 /* ------------------------------------------------------------------ 2 * Copyright (C) 1998-2009 PacketVideo 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either 13 * express or implied. 14 * See the License for the specific language governing permissions 15 * and limitations under the License. 16 * ------------------------------------------------------------------- 17 */ 18 19 #ifndef OSCL_INT64_UTILS_H_INCLUDED 20 #define OSCL_INT64_UTILS_H_INCLUDED 21 22 #ifndef OSCL_BASE_H_INCLUDED 23 #include "oscl_base.h" 24 #endif 25 26 //! The Oscl_Int64_Utils class provides a wrapper for commonly used int64/uint64 operations 27 /*! 28 * The Oscl_Int64_Utils class: 29 * 30 * Provides a wrapper for commonly used operations to mask the differences between OSes 31 * that have an int64/uint64 class instead of a 64-bit integer. 32 */ 33 class Oscl_Int64_Utils 34 { 35 public: 36 OSCL_IMPORT_REF static void set_int64(int64& input_value, const int32 upper, const int32 lower); 37 38 OSCL_IMPORT_REF static int32 get_int64_upper32(const int64& input_value); 39 40 OSCL_IMPORT_REF static int32 get_int64_lower32(const int64& input_value); 41 42 OSCL_IMPORT_REF static int32 get_int64_middle32(const int64& input_value); 43 44 OSCL_IMPORT_REF static void set_uint64(uint64& input_value, const uint32 upper, const uint32 lower); 45 46 OSCL_IMPORT_REF static uint32 get_uint64_upper32(const uint64& input_value); 47 48 OSCL_IMPORT_REF static uint32 get_uint64_lower32(const uint64& input_value); 49 50 OSCL_IMPORT_REF static uint32 get_uint64_middle32(const uint64& input_value); 51 }; 52 53 /** 54 * OsclInteger64Transport Structure 55 * 56 * Structure to only transport 64-bit integer values 57 * uint64 and int64 could be classes so needed for cases 58 * where having a class will not work. 59 */ 60 typedef struct OsclInteger64Transport 61 { 62 uint32 iHigh; 63 uint32 iLow; 64 } _OsclInteger64Transport; 65 66 #endif 67 68
