/*
?*?DUMA?-?Red-Zone?memory?allocator.
?*
?*?Copyright?（C）?2006?Michael?Eddington?
?*?Copyright?（C）?2002-2008?Hayati?Ayguen??Procitec?GmbH
?*?Copyright?（C）?1987-1999?Bruce?Perens?
?*
?*?License:?GNU?GPL?（GNU?General?Public?License?see?COPYING-GPL）
?*
?*?This?program?is?free?software;?you?can?redistribute?it?and/or?modify
?*?it?under?the?terms?of?the?GNU?General?Public?License?as?published?by
?*?the?Free?Software?Foundation;?either?version?2?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?General?Public?License
?*?along?with?this?program;?if?not?write?to?the?Free?Software
?*?Foundation?Inc.?59?Temple?Place?Suite?330?Boston?MA??02111-1307??USA
?*
?*
?*?FILE?CONTENTS:
?*?--------------
?*?This?is?a?small?tool?to?generate?the?“duma_config.h“?configuration?file.
?*?Its?purpose?is?to?allow?fixed?size?memory?allocation?on?stack?which?can
?*?get?protected?calling?page?protection?functions.
?*?Also?its?nice?for?the?user?to?be?able?to?see?the?page?size.
?*/

#include?
#include?
#include?
#include?

#ifdef?_MSC_VER
#include?
#endif

#ifndef?WIN32
#include?
#include?
#include?
#else
#define?WIN32_LEAN_AND_MEAN?1
#include?
#include?se.h>

#ifndef?__CYGWIN__
??/*?already?defined?in?cygwin?headers?*/
??typedef?LPVOID?caddr_t;
??typedef?unsigned?u_int;
#endif

#endif


/*
*?retrieve?page?size
*?size_t??Page_Size（void）
*/
static?size_t
Page_Size（void）
{
#if?defined（WIN32）
??SYSTEM_INFO?SystemInfo;
??GetSystemInfo（?&SystemInfo?）;
??return?（size_t）SystemInfo.dwPageSize;
#elif?defined（_SC_PAGESIZE）
??return?（size_t）sysconf（_SC_PAGESIZE）;
#elif?defined（_SC_PAGE_SIZE）
??return?（size_t）sysconf（_SC_PAGE_SIZE）;
#else
??/*?extern?int?getpagesize（）;?*/
??return?getpagesize（）;
#endif
}

int?initattr_ok?=?0;

void
#ifdef?__GNUC__
__attribute?（（constructor））
#endif
init_function（void）
{
??initattr_ok?=?1;
}



typedef?struct
{
??int??id;
??int??size;
??char?*type;
}
DataType_T;


DataType_T??sIntTypes[]?=
{
????{?0?sizeof（char）??????“char“??????}
???{?1?sizeof（short?int）?“short?int“?}
???{?2?sizeof（int）???????“int“???????}
???{?3?sizeof（long?int）??“long?int“??}
??/*?add?additional?compiler?specific?typer?here?*/
#ifdef?_MSC_VER
???{?4?sizeof（__int64）?“__int64“?????}
#endif
#ifdef?__GNUC__
???{?5?sizeof（long?long?int）?“long?long?int“?}
#endif
};


/*?test?access?to?each?data?type?*/
void?testAlignment（int?addrIdx?char?*?buffer?int?alignment?int?max_sizeof）
{
??int?offset;

??switch?（?sIntTypes[addrIdx].id?）
??{
??case?0:
#define?TYPE?unsigned?char
????for（offset=0;?offset?