diff -r 000000000000 -r e4d67989cc36 glib/glibbackend/src/lowmem.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/glib/glibbackend/src/lowmem.cpp Tue Feb 02 02:01:42 2010 +0200 @@ -0,0 +1,103 @@ +/* +* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). +* All rights reserved. +* This component and the accompanying materials are made available +* under the terms of "Eclipse Public License v1.0" +* which accompanies this distribution, and is available +* at the URL "http://www.eclipse.org/legal/epl-v10.html". +* +* Initial Contributors: +* Nokia Corporation - initial contribution. +* +* Contributors: +* +* Description: +* +*/ + + + +#include "lowmem.h" +#include "glibbackend_wsd.h" +#include +#include + +#if EMULATOR + +PLS(key,lowmem,pthread_key_t) +PLS(key_once,lowmem,pthread_once_t) + +#define key (*FUNCTION_NAME(key,lowmem )()) +#define key_once (*FUNCTION_NAME(key_once,lowmem )()) + +#else +pthread_key_t key; +pthread_once_t key_once = PTHREAD_ONCE_INIT; +#endif /* EMULATOR */ + +static void make_key() +{ + pthread_key_create(&key,NULL); +} + +EXPORT_C mem_info * get_thread_specific_data() +{ + pthread_once(&key_once, make_key); + return (mem_info *)pthread_getspecific(key); +} + +/* This function sets the thread specfic data which is of the type * + * struct mem_info.The function return 0 in case of success and a * + * non zero value in case of failure. * + */ +EXPORT_C int set_thread_specific_data(mem_info *m) +{ + pthread_once(&key_once, make_key); + if(pthread_setspecific(key,(void *)m)) + { + return 1; + } + + return 0; +} + +EXPORT_C int push(cleanUpStack *cs,void *ptr) +{ + if((*cs).top == 999) + return -1; + else + (*cs).ptr[++((*cs).top)] = ptr; + return 0; +} + +EXPORT_C void * pop(cleanUpStack *cs) +{ + return (*cs).ptr[((*cs).top)--]; +} + +EXPORT_C void clearCleanUpStack(cleanUpStack *cs) +{ + (*cs).top = -1; +} + +EXPORT_C void destroyCleanUpStack(cleanUpStack *cs) +{ + while((*cs).top != -1) + { + free((*cs).ptr[((*cs).top)--]); + } +} + + +EXPORT_C void findAndDestroy(cleanUpStack *cs,void *ptr) +{ + int i; + for(i = 0; i < (*cs).top ; i++ ) + { + if((*cs).ptr[i] == ptr) + { + (*cs).ptr[i] = NULL; + break; + } + } +}