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64 lines
2.6 KiB
C
64 lines
2.6 KiB
C
/* Copyright (c) 2021, NVIDIA CORPORATION. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of NVIDIA CORPORATION nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _CUHOOK_H_
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#define _CUHOOK_H_
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typedef enum HookTypesEnum {
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PRE_CALL_HOOK,
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POST_CALL_HOOK,
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CU_HOOK_TYPES,
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} HookTypes;
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typedef enum HookSymbolsEnum {
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CU_HOOK_MEM_ALLOC,
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CU_HOOK_MEM_FREE,
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CU_HOOK_CTX_GET_CURRENT,
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CU_HOOK_CTX_SET_CURRENT,
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CU_HOOK_CTX_DESTROY,
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CU_HOOK_SYMBOLS,
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} HookSymbols;
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// One and only function to call to register a callback
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// You need to dlsym this symbol in your application and call it to register
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// callbacks
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typedef void (*fnCuHookRegisterCallback)(HookSymbols symbol, HookTypes type,
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void* callback);
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extern "C" {
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void cuHookRegisterCallback(HookSymbols symbol, HookTypes type, void* callback);
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}
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// In case you want to intercept, the callbacks need the same type/parameters as
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// the real functions
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typedef CUresult CUDAAPI (*fnMemAlloc)(CUdeviceptr* dptr, size_t bytesize);
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typedef CUresult CUDAAPI (*fnMemFree)(CUdeviceptr dptr);
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typedef CUresult CUDAAPI (*fnCtxGetCurrent)(CUcontext* pctx);
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typedef CUresult CUDAAPI (*fnCtxSetCurrent)(CUcontext ctx);
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typedef CUresult CUDAAPI (*fnCtxDestroy)(CUcontext ctx);
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#endif /* _CUHOOK_H_ */
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