1/* 2 * Copyright (C) 2008 The Android Open Source Project 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 express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#ifndef bbs_INT16ARR_EM_H 18#define bbs_INT16ARR_EM_H 19 20/* ---- includes ----------------------------------------------------------- */ 21 22#include "b_BasicEm/Context.h" 23#include "b_BasicEm/MemSeg.h" 24 25/* ---- related objects --------------------------------------------------- */ 26 27/* ---- typedefs ----------------------------------------------------------- */ 28 29/* ---- constants ---------------------------------------------------------- */ 30 31/* ---- object definition -------------------------------------------------- */ 32 33/** short array */ 34struct bbs_Int16Arr 35{ 36 37 /* ---- private data --------------------------------------------------- */ 38 39 /** pointer to exclusive memory segment used for allocation */ 40 struct bbs_MemSeg* mspE; 41 42 /* ---- public data ---------------------------------------------------- */ 43 44 /** pointer to array of int16 */ 45 int16* arrPtrE; 46 47 /** current size */ 48 uint32 sizeE; 49 50 /** allocated size */ 51 uint32 allocatedSizeE; 52 53}; 54 55/* ---- associated objects ------------------------------------------------- */ 56 57/* ---- external functions ------------------------------------------------- */ 58 59/* ---- \ghd{ constructor/destructor } ------------------------------------- */ 60 61/** initializes bbs_Int16Arr */ 62void bbs_Int16Arr_init( struct bbs_Context* cpA, 63 struct bbs_Int16Arr* ptrA ); 64 65/** frees bbs_Int16Arr */ 66void bbs_Int16Arr_exit( struct bbs_Context* cpA, 67 struct bbs_Int16Arr* ptrA ); 68 69/* ---- \ghd{ operators } -------------------------------------------------- */ 70 71/** copy operator */ 72void bbs_Int16Arr_copy( struct bbs_Context* cpA, 73 struct bbs_Int16Arr* ptrA, 74 const struct bbs_Int16Arr* srcPtrA ); 75 76/** equal operator */ 77flag bbs_Int16Arr_equal( struct bbs_Context* cpA, 78 const struct bbs_Int16Arr* ptrA, 79 const struct bbs_Int16Arr* srcPtrA ); 80 81/* ---- \ghd{ query functions } -------------------------------------------- */ 82 83/** calculates the amount of heap memory needed (16bit words) if created with given parameters */ 84uint32 bbs_Int16Arr_heapSize( struct bbs_Context* cpA, 85 const struct bbs_Int16Arr* ptrA, 86 uint32 sizeA ); 87 88/* ---- \ghd{ modify functions } ------------------------------------------- */ 89 90/** allocates memory for bbs_Int16Arr */ 91void bbs_Int16Arr_create( struct bbs_Context* cpA, 92 struct bbs_Int16Arr* ptrA, 93 uint32 sizeA, 94 struct bbs_MemSeg* mspA ); 95 96/** allocates memory for bbs_Int16Arr, 97 Allocation is done for allocPtrA with extra memory to allow for alignment, 98 aligned memory pointer is copied to ptrA. 99 alignBytes must be a power of 2. 100 bbs_Int16Arr_heapSize does not apply ! 101*/ 102void bbs_Int16Arr_createAligned( struct bbs_Context* cpA, 103 struct bbs_Int16Arr* ptrA, 104 uint32 sizeA, 105 struct bbs_MemSeg* mspA, 106 struct bbs_Int16Arr* allocPtrA, 107 uint32 alignBytesA ); 108 109/** sets array size */ 110void bbs_Int16Arr_size( struct bbs_Context* cpA, 111 struct bbs_Int16Arr* ptrA, 112 uint32 sizeA ); 113 114/* ---- \ghd{ memory I/O } ------------------------------------------------- */ 115 116/** size object needs when written to memory */ 117uint32 bbs_Int16Arr_memSize( struct bbs_Context* cpA, 118 const struct bbs_Int16Arr* ptrA ); 119 120/** writes object to memory; returns number of 16-bit words written */ 121uint32 bbs_Int16Arr_memWrite( struct bbs_Context* cpA, 122 const struct bbs_Int16Arr* ptrA, 123 uint16* memPtrA ); 124 125/** reads object from memory; returns number of 16-bit words read */ 126uint32 bbs_Int16Arr_memRead( struct bbs_Context* cpA, 127 struct bbs_Int16Arr* ptrA, 128 const uint16* memPtrA, 129 struct bbs_MemSeg* mspA ); 130 131/* ---- \ghd{ exec functions } --------------------------------------------- */ 132 133/** fills array with a value */ 134void bbs_Int16Arr_fill( struct bbs_Context* cpA, 135 struct bbs_Int16Arr* ptrA, 136 int16 valA ); 137 138#endif /* bbs_INT16ARR_EM_H */ 139 140