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|
/*****************************************************************
|
| Neptune - System :: Win32 Implementation
|
| (c) 2001-2006 Gilles Boccon-Gibod
| Author: Gilles Boccon-Gibod (bok@bok.net)
|
****************************************************************/
/*----------------------------------------------------------------------
| includes
+---------------------------------------------------------------------*/
#if defined(_XBOX)
#include <xtl.h>
#else
#include <windows.h>
#endif
#if !defined(_WIN32_WCE)
#include <sys/timeb.h>
#endif
#include "NptConfig.h"
#include "NptTypes.h"
#include "NptSystem.h"
#include "NptResults.h"
#include "NptDebug.h"
#include "NptUtils.h"
/*----------------------------------------------------------------------
| NPT_System::GetProcessId
+---------------------------------------------------------------------*/
NPT_Result
NPT_System::GetProcessId(NPT_UInt32& id)
{
//id = getpid();
id = 0;
return NPT_SUCCESS;
}
/*----------------------------------------------------------------------
| NPT_System::GetMachineName
+---------------------------------------------------------------------*/
NPT_Result
NPT_System::GetMachineName(NPT_String& name)
{
return NPT_GetEnvironment("COMPUTERNAME", name);
}
#if defined(_WIN32_WCE)
/*----------------------------------------------------------------------
| NPT_System::GetCurrentTimeStamp
+---------------------------------------------------------------------*/
NPT_Result
NPT_System::GetCurrentTimeStamp(NPT_TimeStamp& now)
{
SYSTEMTIME stime;
FILETIME ftime;
__int64 time64;
GetSystemTime(&stime);
SystemTimeToFileTime(&stime, &ftime);
/* convert to 64-bits 100-nanoseconds value */
time64 = (((unsigned __int64)ftime.dwHighDateTime)<<32) | ((unsigned __int64)ftime.dwLowDateTime);
time64 -= 116444736000000000; /* convert from the Windows epoch (Jan. 1, 1601) to the
* Unix epoch (Jan. 1, 1970) */
now.m_Seconds = (NPT_Int32)(time64/10000000);
now.m_NanoSeconds = 100*(NPT_Int32)(time64-((unsigned __int64)now.m_Seconds*10000000));
return NPT_SUCCESS;
}
#else
/*----------------------------------------------------------------------
| NPT_System::GetCurrentTimeStamp
+---------------------------------------------------------------------*/
NPT_Result
NPT_System::GetCurrentTimeStamp(NPT_TimeStamp& now)
{
struct _timeb time_stamp;
#if defined(_MSC_VER) && (_MSC_VER >= 1400)
_ftime_s(&time_stamp);
#else
_ftime(&time_stamp);
#endif
now.SetNanos(((NPT_UInt64)time_stamp.time) * 1000000000UL +
((NPT_UInt64)time_stamp.millitm) * 1000000);
return NPT_SUCCESS;
}
#endif
/*----------------------------------------------------------------------
| NPT_System::Sleep
+---------------------------------------------------------------------*/
NPT_Result
NPT_System::Sleep(const NPT_TimeInterval& duration)
{
::Sleep((NPT_UInt32)duration.ToMillis());
return NPT_SUCCESS;
}
/*----------------------------------------------------------------------
| NPT_System::SleepUntil
+---------------------------------------------------------------------*/
NPT_Result
NPT_System::SleepUntil(const NPT_TimeStamp& when)
{
NPT_TimeStamp now;
GetCurrentTimeStamp(now);
if (when > now) {
NPT_TimeInterval duration = when-now;
return Sleep(duration);
} else {
return NPT_SUCCESS;
}
}
/*----------------------------------------------------------------------
| NPT_System::SetRandomSeed
+---------------------------------------------------------------------*/
NPT_Result
NPT_System::SetRandomSeed(unsigned int seed)
{
srand(seed);
return NPT_SUCCESS;
}
/*----------------------------------------------------------------------
| NPT_System::NPT_System
+---------------------------------------------------------------------*/
NPT_UInt32
NPT_System::GetRandomInteger()
{
static bool seeded = false;
if (seeded == false) {
NPT_TimeStamp now;
GetCurrentTimeStamp(now);
srand((NPT_UInt32)now.ToNanos());
seeded = true;
}
return rand();
}
|
