1 /* 2 * Copyright (C) 2004-2010 NXP Software 3 * Copyright (C) 2010 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 #ifndef __INSTALLOC_H__ 19 #define __INSTALLOC_H__ 20 21 #ifdef __cplusplus 22 extern "C" { 23 #endif /* __cplusplus */ 24 25 #include "LVM_Types.h" 26 /*######################################################################################*/ 27 /* Type declarations */ 28 /*######################################################################################*/ 29 typedef struct 30 { 31 LVM_UINT32 TotalSize; /* Accumulative total memory size */ 32 LVM_UINT32 pNextMember; /* Pointer to the next instance member to be allocated */ 33 } INST_ALLOC; 34 35 36 /*######################################################################################*/ 37 /* Function prototypes */ 38 /*######################################################################################*/ 39 40 /**************************************************************************************** 41 * Name : InstAlloc_Init() 42 * Input : pms - Pointer to the INST_ALLOC instance 43 StartAddr - Base address of the instance memory 44 * Returns : Error code 45 * Description : Initializes the instance distribution and memory size calculation function 46 * Remarks : 47 ****************************************************************************************/ 48 49 void InstAlloc_Init( INST_ALLOC *pms, void *StartAddr ); 50 51 52 /**************************************************************************************** 53 * Name : InstAlloc_AddMember() 54 * Input : pms - Pointer to the INST_ALLOC instance 55 Size - The size in bytes of the new added member 56 * Returns : A pointer to the new added member 57 * Description : Allocates space for a new member in the instance memory and returns 58 a pointer to this new member. The start address of all members will 59 be 32 bit alligned. 60 * Remarks : 61 ****************************************************************************************/ 62 63 void* InstAlloc_AddMember( INST_ALLOC *pms, LVM_UINT32 Size ); 64 65 /**************************************************************************************** 66 * Name : InstAlloc_GetTotal() 67 * Input : pms - Pointer to the INST_ALLOC instance 68 * Returns : The instance memory size 69 * Description : This functions returns the calculated instance memory size 70 * Remarks : 71 ****************************************************************************************/ 72 73 LVM_UINT32 InstAlloc_GetTotal( INST_ALLOC *pms); 74 75 void* InstAlloc_AddMemberAllRet( INST_ALLOC *pms, 76 LVM_UINT32 Size[], 77 void **ptr); 78 79 void* InstAlloc_AddMemberAll( INST_ALLOC *pms, 80 LVM_UINT32 Size[], 81 LVM_MemoryTable_st *pMemoryTable); 82 83 void InstAlloc_InitAll( INST_ALLOC *pms, 84 LVM_MemoryTable_st *pMemoryTable); 85 86 void InstAlloc_InitAll_NULL( INST_ALLOC *pms); 87 88 #ifdef __cplusplus 89 } 90 #endif /* __cplusplus */ 91 92 #endif /* __JBS_INSTALLOC_H__ */ 93
