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/*
* BeOS EntropySource
* (C) 1999-2008 Jack Lloyd
*
* Distributed under the terms of the Botan license
*/
#include <botan/internal/es_beos.h>
#include <kernel/OS.h>
#include <kernel/image.h>
#include <interface/InterfaceDefs.h>
namespace Botan {
/**
* BeOS entropy poll
*/
void BeOS_EntropySource::poll(Entropy_Accumulator& accum)
{
system_info info_sys;
get_system_info(&info_sys);
accum.add(info_sys, 2);
key_info info_key; // current state of the keyboard
get_key_info(&info_key);
accum.add(info_key, 0);
team_info info_team;
int32 cookie_team = 0;
while(get_next_team_info(&cookie_team, &info_team) == B_OK)
{
accum.add(info_team, 2);
team_id id = info_team.team;
int32 cookie = 0;
thread_info info_thr;
while(get_next_thread_info(id, &cookie, &info_thr) == B_OK)
accum.add(info_thr, 1);
cookie = 0;
image_info info_img;
while(get_next_image_info(id, &cookie, &info_img) == B_OK)
accum.add(info_img, 1);
cookie = 0;
sem_info info_sem;
while(get_next_sem_info(id, &cookie, &info_sem) == B_OK)
accum.add(info_sem, 1);
cookie = 0;
area_info info_area;
while(get_next_area_info(id, &cookie, &info_area) == B_OK)
accum.add(info_area, 2);
if(accum.polling_goal_achieved())
break;
}
}
}
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