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/*
*
* Copyright (C) 2019-2025 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
* @file ze_null.h
*
*/
#pragma once
#include <stdlib.h>
#include <vector>
#include "ze_ddi.h"
#include "zet_ddi.h"
#include "zes_ddi.h"
#include "ze_util.h"
#include "ze_ddi_common.h"
#ifndef ZEL_NULL_DRIVER_ID
#define ZEL_NULL_DRIVER_ID 1
#endif
namespace driver
{
extern ze_dditable_driver_t pCore;
extern zet_dditable_driver_t pTools;
extern zes_dditable_driver_t pSysman;
extern zer_dditable_driver_t pRuntime;
struct __zedlllocal BaseNullHandle : ze_handle_t {
BaseNullHandle() {
pCore = &driver::pCore;
pTools = &driver::pTools;
pSysman = &driver::pSysman;
pRuntime = &driver::pRuntime;
}
};
///////////////////////////////////////////////////////////////////////////////
class __zedlllocal context_t
{
public:
ze_api_version_t version = ZE_API_VERSION_CURRENT;
ze_dditable_t zeDdiTable = {};
zet_dditable_t zetDdiTable = {};
zes_dditable_t zesDdiTable = {};
zer_dditable_t zerDdiTable = {};
std::vector<BaseNullHandle*> globalBaseNullHandle;
bool ddiExtensionSupported = false;
std::vector<char *> env_vars{};
context_t();
~context_t();
void* get( void )
{
static uint64_t count = 0x80800000 >> ZEL_NULL_DRIVER_ID;
if (ddiExtensionSupported) {
globalBaseNullHandle.push_back(new BaseNullHandle());
return reinterpret_cast<void*>(globalBaseNullHandle.back());
} else {
return reinterpret_cast<void*>( ++count );
}
}
char *setenv_var_with_driver_id(const std::string &key, uint32_t driverId);
};
ze_result_t ZE_APICALL zerGetLastErrorDescription(const char **ppString);
uint32_t ZE_APICALL zerTranslateDeviceHandleToIdentifier(ze_device_handle_t hDevice);
ze_device_handle_t ZE_APICALL zerTranslateIdentifierToDeviceHandle(uint32_t identifier);
ze_context_handle_t ZE_APICALL zerGetDefaultContext(void);
extern context_t context;
} // namespace driver
namespace instrumented
{
//////////////////////////////////////////////////////////////////////////
struct tracer_data_t
{
ze_bool_t enabled = false;
void* userData = nullptr;
ze_callbacks_t zePrologueCbs = {};
ze_callbacks_t zeEpilogueCbs = {};
};
///////////////////////////////////////////////////////////////////////////////
class __zedlllocal context_t
{
public:
ze_bool_t enableTracing = false;
std::vector< tracer_data_t > tracerData;
context_t();
~context_t() = default;
};
extern context_t context;
} // namespace instrumented
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