This is Webservice SDK for mbed. LPCXpresso1769/LPC1768/FRDM-K64F/LPC4088
Fork of libMiMic by
core/NyLPC_cPtrTbl.c
- Committer:
- nyatla
- Date:
- 2013-04-20
- Revision:
- 12:efe841863fc8
- Parent:
- core/NyLPC_cPtrTbl.cpp@ 1:9f6a78395432
File content as of revision 12:efe841863fc8:
/********************************************************************************* * PROJECT: MiMic * -------------------------------------------------------------------------------- * * This file is part of MiMic * Copyright (C)2011 Ryo Iizuka * * MiMic is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published * by the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. * * For further information please contact. * http://nyatla.jp/ * <airmail(at)ebony.plala.or.jp> or <nyatla(at)nyatla.jp> * *********************************************************************************/ #include "NyLPC_cPtrTbl.h" void NyLPC_cPtrTbl_initialize(NyLPC_TcPtrTbl_t* i_inst,void** i_buf,NyLPC_TUInt16 i_size) { i_inst->size=i_size; i_inst->len=0; i_inst->buf=i_buf; memset(i_inst->buf,0,i_size*sizeof(void*)); } void* NyLPC_cPtrTbl_get(NyLPC_TcPtrTbl_t* i_inst,NyLPC_TUInt16 i_index) { return i_inst->buf[i_index]; } void NyLPC_cPtrTbl_set(NyLPC_TcPtrTbl_t* i_inst,NyLPC_TUInt16 i_index,void* i_val) { void** p=(i_inst->buf+i_index); if(*p==NULL){ if(i_val!=NULL){ //投入 i_inst->len++; } }else{ if(i_val==NULL){ //消去 i_inst->len--; } } //値を反映 *p=i_val; return; } NyLPC_TInt16 NyLPC_cPtrTbl_add(NyLPC_TcPtrTbl_t* i_inst,void* i_val) { int i; void** p=i_inst->buf; for(i=i_inst->size-1;i>=0;i--){ if(*(p+i)==NULL){ NyLPC_cPtrTbl_set(i_inst,i,i_val); return i; } } return -1; } /** * i_indexの要素に、NULLをセットして削除します。 */ void NyLPC_cPtrTbl_remove(NyLPC_TcPtrTbl_t* i_inst,NyLPC_TUInt16 i_index) { NyLPC_cPtrTbl_set(i_inst,i_index,NULL); return; } NyLPC_TInt16 NyLPC_cPtrTbl_getIndex(NyLPC_TcPtrTbl_t* i_inst,void* i_val) { int i; void** p=i_inst->buf; for(i=i_inst->size-1;i>=0;i--){ if(*(p+i)==i_val){ return i; } } return -1; } /** * 現在の要素数を返します。 * この数は、テーブルに存在する有効なポインタの数です。 */ NyLPC_TInt16 NyLPC_cPtrTbl_getLength(NyLPC_TcPtrTbl_t* i_inst) { return i_inst->len; } NyLPC_TBool NyLPC_cPtrTbl_hasEmpty(NyLPC_TcPtrTbl_t* i_inst) { return i_inst->len<i_inst->size; }