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KasmVNC/common/rfb/dynlink_loader.h

341 lines
15 KiB
C

/*
* This copyright notice applies to this header file only:
*
* Copyright (c) 2016
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the software, and to permit persons to whom the
* software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef FFNV_CUDA_DYNLINK_LOADER_H
#define FFNV_CUDA_DYNLINK_LOADER_H
#include <stdlib.h>
#include "dynlink_cuda.h"
#include "nvEncodeAPI.h"
#if defined(_WIN32) && (!defined(FFNV_LOAD_FUNC) || !defined(FFNV_SYM_FUNC) || !defined(FFNV_LIB_HANDLE))
# include <windows.h>
#endif
#ifndef FFNV_LIB_HANDLE
# if defined(_WIN32)
# define FFNV_LIB_HANDLE HMODULE
# else
# define FFNV_LIB_HANDLE void*
# endif
#endif
#if defined(_WIN32) || defined(__CYGWIN__)
# define CUDA_LIBNAME "nvcuda.dll"
# define NVCUVID_LIBNAME "nvcuvid.dll"
# if defined(_WIN64) || defined(__CYGWIN64__)
# define NVENC_LIBNAME "nvEncodeAPI64.dll"
# else
# define NVENC_LIBNAME "nvEncodeAPI.dll"
# endif
#else
# define CUDA_LIBNAME "libcuda.so.1"
# define NVCUVID_LIBNAME "libnvcuvid.so.1"
# define NVENC_LIBNAME "libnvidia-encode.so.1"
#endif
#if !defined(FFNV_LOAD_FUNC) || !defined(FFNV_SYM_FUNC)
# ifdef _WIN32
# define FFNV_LOAD_FUNC(path) LoadLibrary(TEXT(path))
# define FFNV_SYM_FUNC(lib, sym) GetProcAddress((lib), (sym))
# define FFNV_FREE_FUNC(lib) FreeLibrary(lib)
# else
# include <dlfcn.h>
# define FFNV_LOAD_FUNC(path) dlopen((path), RTLD_LAZY)
# define FFNV_SYM_FUNC(lib, sym) dlsym((lib), (sym))
# define FFNV_FREE_FUNC(lib) dlclose(lib)
# endif
#endif
#if !defined(FFNV_LOG_FUNC) || !defined(FFNV_DEBUG_LOG_FUNC)
# include <stdio.h>
# define FFNV_LOG_FUNC(logctx, msg, ...) fprintf(stderr, (msg), __VA_ARGS__)
# define FFNV_DEBUG_LOG_FUNC(logctx, msg, ...)
#endif
#define LOAD_LIBRARY(l, path) \
do { \
if (!((l) = FFNV_LOAD_FUNC(path))) { \
FFNV_LOG_FUNC(logctx, "Cannot load %s\n", path); \
ret = -1; \
goto error; \
} \
FFNV_DEBUG_LOG_FUNC(logctx, "Loaded lib: %s\n", path); \
} while (0)
#define LOAD_SYMBOL(fun, tp, symbol) \
do { \
if (!((f->fun) = (tp*)FFNV_SYM_FUNC(f->lib, symbol))) { \
FFNV_LOG_FUNC(logctx, "Cannot load %s\n", symbol); \
ret = -1; \
goto error; \
} \
FFNV_DEBUG_LOG_FUNC(logctx, "Loaded sym: %s\n", symbol); \
} while (0)
#define LOAD_SYMBOL_OPT(fun, tp, symbol) \
do { \
if (!((f->fun) = (tp*)FFNV_SYM_FUNC(f->lib, symbol))) { \
FFNV_DEBUG_LOG_FUNC(logctx, "Cannot load optional %s\n", symbol); \
} else { \
FFNV_DEBUG_LOG_FUNC(logctx, "Loaded sym: %s\n", symbol); \
} \
} while (0)
#define GENERIC_LOAD_FUNC_PREAMBLE(T, n, N) \
T *f; \
int ret; \
\
n##_free_functions(functions); \
\
f = *functions = (T*)calloc(1, sizeof(*f)); \
if (!f) \
return -1; \
\
LOAD_LIBRARY(f->lib, N);
#define GENERIC_LOAD_FUNC_FINALE(n) \
return 0; \
error: \
n##_free_functions(functions); \
return ret;
#define GENERIC_FREE_FUNC() \
if (!functions) \
return; \
if (*functions && (*functions)->lib) \
FFNV_FREE_FUNC((*functions)->lib); \
free(*functions); \
*functions = NULL;
#ifdef FFNV_DYNLINK_CUDA_H
typedef struct CudaFunctions {
tcuInit *cuInit;
tcuDeviceGetCount *cuDeviceGetCount;
tcuDeviceGet *cuDeviceGet;
tcuDeviceGetAttribute *cuDeviceGetAttribute;
tcuDeviceGetName *cuDeviceGetName;
tcuDeviceGetUuid *cuDeviceGetUuid;
tcuDeviceComputeCapability *cuDeviceComputeCapability;
tcuCtxCreate_v2 *cuCtxCreate;
tcuCtxSetLimit *cuCtxSetLimit;
tcuCtxPushCurrent_v2 *cuCtxPushCurrent;
tcuCtxPopCurrent_v2 *cuCtxPopCurrent;
tcuCtxDestroy_v2 *cuCtxDestroy;
tcuMemAlloc_v2 *cuMemAlloc;
tcuMemAllocPitch_v2 *cuMemAllocPitch;
tcuMemsetD8Async *cuMemsetD8Async;
tcuMemFree_v2 *cuMemFree;
tcuMemcpy *cuMemcpy;
tcuMemcpyAsync *cuMemcpyAsync;
tcuMemcpy2D_v2 *cuMemcpy2D;
tcuMemcpy2DAsync_v2 *cuMemcpy2DAsync;
tcuGetErrorName *cuGetErrorName;
tcuGetErrorString *cuGetErrorString;
tcuCtxGetDevice *cuCtxGetDevice;
tcuDevicePrimaryCtxRetain *cuDevicePrimaryCtxRetain;
tcuDevicePrimaryCtxRelease *cuDevicePrimaryCtxRelease;
tcuDevicePrimaryCtxSetFlags *cuDevicePrimaryCtxSetFlags;
tcuDevicePrimaryCtxGetState *cuDevicePrimaryCtxGetState;
tcuDevicePrimaryCtxReset *cuDevicePrimaryCtxReset;
tcuStreamCreate *cuStreamCreate;
tcuStreamQuery *cuStreamQuery;
tcuStreamSynchronize *cuStreamSynchronize;
tcuStreamDestroy_v2 *cuStreamDestroy;
tcuStreamAddCallback *cuStreamAddCallback;
tcuEventCreate *cuEventCreate;
tcuEventDestroy_v2 *cuEventDestroy;
tcuEventSynchronize *cuEventSynchronize;
tcuEventQuery *cuEventQuery;
tcuEventRecord *cuEventRecord;
tcuLaunchKernel *cuLaunchKernel;
tcuLinkCreate *cuLinkCreate;
tcuLinkAddData *cuLinkAddData;
tcuLinkComplete *cuLinkComplete;
tcuLinkDestroy *cuLinkDestroy;
tcuModuleLoadData *cuModuleLoadData;
tcuModuleUnload *cuModuleUnload;
tcuModuleGetFunction *cuModuleGetFunction;
tcuModuleGetGlobal *cuModuleGetGlobal;
tcuTexObjectCreate *cuTexObjectCreate;
tcuTexObjectDestroy *cuTexObjectDestroy;
tcuGLGetDevices_v2 *cuGLGetDevices;
tcuGraphicsGLRegisterImage *cuGraphicsGLRegisterImage;
tcuGraphicsUnregisterResource *cuGraphicsUnregisterResource;
tcuGraphicsMapResources *cuGraphicsMapResources;
tcuGraphicsUnmapResources *cuGraphicsUnmapResources;
tcuGraphicsSubResourceGetMappedArray *cuGraphicsSubResourceGetMappedArray;
tcuImportExternalMemory *cuImportExternalMemory;
tcuDestroyExternalMemory *cuDestroyExternalMemory;
tcuExternalMemoryGetMappedBuffer *cuExternalMemoryGetMappedBuffer;
tcuExternalMemoryGetMappedMipmappedArray *cuExternalMemoryGetMappedMipmappedArray;
tcuMipmappedArrayDestroy *cuMipmappedArrayDestroy;
tcuMipmappedArrayGetLevel *cuMipmappedArrayGetLevel;
tcuImportExternalSemaphore *cuImportExternalSemaphore;
tcuDestroyExternalSemaphore *cuDestroyExternalSemaphore;
tcuSignalExternalSemaphoresAsync *cuSignalExternalSemaphoresAsync;
tcuWaitExternalSemaphoresAsync *cuWaitExternalSemaphoresAsync;
FFNV_LIB_HANDLE lib;
} CudaFunctions;
#else
typedef struct CudaFunctions CudaFunctions;
#endif
typedef NVENCSTATUS NVENCAPI tNvEncodeAPICreateInstance(NV_ENCODE_API_FUNCTION_LIST *functionList);
typedef NVENCSTATUS NVENCAPI tNvEncodeAPIGetMaxSupportedVersion(uint32_t* version);
typedef struct NvencFunctions {
tNvEncodeAPICreateInstance *NvEncodeAPICreateInstance;
tNvEncodeAPIGetMaxSupportedVersion *NvEncodeAPIGetMaxSupportedVersion;
FFNV_LIB_HANDLE lib;
} NvencFunctions;
#ifdef FFNV_DYNLINK_CUDA_H
static inline void cuda_free_functions(CudaFunctions **functions)
{
GENERIC_FREE_FUNC();
}
#endif
static inline void nvenc_free_functions(NvencFunctions **functions)
{
GENERIC_FREE_FUNC();
}
#ifdef FFNV_DYNLINK_CUDA_H
static inline int cuda_load_functions(CudaFunctions **functions)
{
GENERIC_LOAD_FUNC_PREAMBLE(CudaFunctions, cuda, CUDA_LIBNAME);
LOAD_SYMBOL(cuInit, tcuInit, "cuInit");
LOAD_SYMBOL(cuDeviceGetCount, tcuDeviceGetCount, "cuDeviceGetCount");
LOAD_SYMBOL(cuDeviceGet, tcuDeviceGet, "cuDeviceGet");
LOAD_SYMBOL(cuDeviceGetAttribute, tcuDeviceGetAttribute, "cuDeviceGetAttribute");
LOAD_SYMBOL(cuDeviceGetName, tcuDeviceGetName, "cuDeviceGetName");
LOAD_SYMBOL(cuDeviceComputeCapability, tcuDeviceComputeCapability, "cuDeviceComputeCapability");
LOAD_SYMBOL(cuCtxCreate, tcuCtxCreate_v2, "cuCtxCreate_v2");
LOAD_SYMBOL(cuCtxSetLimit, tcuCtxSetLimit, "cuCtxSetLimit");
LOAD_SYMBOL(cuCtxPushCurrent, tcuCtxPushCurrent_v2, "cuCtxPushCurrent_v2");
LOAD_SYMBOL(cuCtxPopCurrent, tcuCtxPopCurrent_v2, "cuCtxPopCurrent_v2");
LOAD_SYMBOL(cuCtxDestroy, tcuCtxDestroy_v2, "cuCtxDestroy_v2");
LOAD_SYMBOL(cuMemAlloc, tcuMemAlloc_v2, "cuMemAlloc_v2");
LOAD_SYMBOL(cuMemAllocPitch, tcuMemAllocPitch_v2, "cuMemAllocPitch_v2");
LOAD_SYMBOL(cuMemsetD8Async, tcuMemsetD8Async, "cuMemsetD8Async");
LOAD_SYMBOL(cuMemFree, tcuMemFree_v2, "cuMemFree_v2");
LOAD_SYMBOL(cuMemcpy, tcuMemcpy, "cuMemcpy");
LOAD_SYMBOL(cuMemcpyAsync, tcuMemcpyAsync, "cuMemcpyAsync");
LOAD_SYMBOL(cuMemcpy2D, tcuMemcpy2D_v2, "cuMemcpy2D_v2");
LOAD_SYMBOL(cuMemcpy2DAsync, tcuMemcpy2DAsync_v2, "cuMemcpy2DAsync_v2");
LOAD_SYMBOL(cuGetErrorName, tcuGetErrorName, "cuGetErrorName");
LOAD_SYMBOL(cuGetErrorString, tcuGetErrorString, "cuGetErrorString");
LOAD_SYMBOL(cuCtxGetDevice, tcuCtxGetDevice, "cuCtxGetDevice");
LOAD_SYMBOL(cuDevicePrimaryCtxRetain, tcuDevicePrimaryCtxRetain, "cuDevicePrimaryCtxRetain");
LOAD_SYMBOL(cuDevicePrimaryCtxRelease, tcuDevicePrimaryCtxRelease, "cuDevicePrimaryCtxRelease");
LOAD_SYMBOL(cuDevicePrimaryCtxSetFlags, tcuDevicePrimaryCtxSetFlags, "cuDevicePrimaryCtxSetFlags");
LOAD_SYMBOL(cuDevicePrimaryCtxGetState, tcuDevicePrimaryCtxGetState, "cuDevicePrimaryCtxGetState");
LOAD_SYMBOL(cuDevicePrimaryCtxReset, tcuDevicePrimaryCtxReset, "cuDevicePrimaryCtxReset");
LOAD_SYMBOL(cuStreamCreate, tcuStreamCreate, "cuStreamCreate");
LOAD_SYMBOL(cuStreamQuery, tcuStreamQuery, "cuStreamQuery");
LOAD_SYMBOL(cuStreamSynchronize, tcuStreamSynchronize, "cuStreamSynchronize");
LOAD_SYMBOL(cuStreamDestroy, tcuStreamDestroy_v2, "cuStreamDestroy_v2");
LOAD_SYMBOL(cuStreamAddCallback, tcuStreamAddCallback, "cuStreamAddCallback");
LOAD_SYMBOL(cuEventCreate, tcuEventCreate, "cuEventCreate");
LOAD_SYMBOL(cuEventDestroy, tcuEventDestroy_v2, "cuEventDestroy_v2");
LOAD_SYMBOL(cuEventSynchronize, tcuEventSynchronize, "cuEventSynchronize");
LOAD_SYMBOL(cuEventQuery, tcuEventQuery, "cuEventQuery");
LOAD_SYMBOL(cuEventRecord, tcuEventRecord, "cuEventRecord");
LOAD_SYMBOL(cuLaunchKernel, tcuLaunchKernel, "cuLaunchKernel");
LOAD_SYMBOL(cuLinkCreate, tcuLinkCreate, "cuLinkCreate");
LOAD_SYMBOL(cuLinkAddData, tcuLinkAddData, "cuLinkAddData");
LOAD_SYMBOL(cuLinkComplete, tcuLinkComplete, "cuLinkComplete");
LOAD_SYMBOL(cuLinkDestroy, tcuLinkDestroy, "cuLinkDestroy");
LOAD_SYMBOL(cuModuleLoadData, tcuModuleLoadData, "cuModuleLoadData");
LOAD_SYMBOL(cuModuleUnload, tcuModuleUnload, "cuModuleUnload");
LOAD_SYMBOL(cuModuleGetFunction, tcuModuleGetFunction, "cuModuleGetFunction");
LOAD_SYMBOL(cuModuleGetGlobal, tcuModuleGetGlobal, "cuModuleGetGlobal");
LOAD_SYMBOL(cuTexObjectCreate, tcuTexObjectCreate, "cuTexObjectCreate");
LOAD_SYMBOL(cuTexObjectDestroy, tcuTexObjectDestroy, "cuTexObjectDestroy");
LOAD_SYMBOL(cuGLGetDevices, tcuGLGetDevices_v2, "cuGLGetDevices_v2");
LOAD_SYMBOL(cuGraphicsGLRegisterImage, tcuGraphicsGLRegisterImage, "cuGraphicsGLRegisterImage");
LOAD_SYMBOL(cuGraphicsUnregisterResource, tcuGraphicsUnregisterResource, "cuGraphicsUnregisterResource");
LOAD_SYMBOL(cuGraphicsMapResources, tcuGraphicsMapResources, "cuGraphicsMapResources");
LOAD_SYMBOL(cuGraphicsUnmapResources, tcuGraphicsUnmapResources, "cuGraphicsUnmapResources");
LOAD_SYMBOL(cuGraphicsSubResourceGetMappedArray, tcuGraphicsSubResourceGetMappedArray, "cuGraphicsSubResourceGetMappedArray");
LOAD_SYMBOL_OPT(cuDeviceGetUuid, tcuDeviceGetUuid, "cuDeviceGetUuid");
LOAD_SYMBOL_OPT(cuImportExternalMemory, tcuImportExternalMemory, "cuImportExternalMemory");
LOAD_SYMBOL_OPT(cuDestroyExternalMemory, tcuDestroyExternalMemory, "cuDestroyExternalMemory");
LOAD_SYMBOL_OPT(cuExternalMemoryGetMappedBuffer, tcuExternalMemoryGetMappedBuffer, "cuExternalMemoryGetMappedBuffer");
LOAD_SYMBOL_OPT(cuExternalMemoryGetMappedMipmappedArray, tcuExternalMemoryGetMappedMipmappedArray, "cuExternalMemoryGetMappedMipmappedArray");
LOAD_SYMBOL_OPT(cuMipmappedArrayGetLevel, tcuMipmappedArrayGetLevel, "cuMipmappedArrayGetLevel");
LOAD_SYMBOL_OPT(cuMipmappedArrayDestroy, tcuMipmappedArrayDestroy, "cuMipmappedArrayDestroy");
LOAD_SYMBOL_OPT(cuImportExternalSemaphore, tcuImportExternalSemaphore, "cuImportExternalSemaphore");
LOAD_SYMBOL_OPT(cuDestroyExternalSemaphore, tcuDestroyExternalSemaphore, "cuDestroyExternalSemaphore");
LOAD_SYMBOL_OPT(cuSignalExternalSemaphoresAsync, tcuSignalExternalSemaphoresAsync, "cuSignalExternalSemaphoresAsync");
LOAD_SYMBOL_OPT(cuWaitExternalSemaphoresAsync, tcuWaitExternalSemaphoresAsync, "cuWaitExternalSemaphoresAsync");
GENERIC_LOAD_FUNC_FINALE(cuda);
}
#endif
static inline int nvenc_load_functions(NvencFunctions **functions)
{
GENERIC_LOAD_FUNC_PREAMBLE(NvencFunctions, nvenc, NVENC_LIBNAME);
LOAD_SYMBOL(NvEncodeAPICreateInstance, tNvEncodeAPICreateInstance, "NvEncodeAPICreateInstance");
LOAD_SYMBOL(NvEncodeAPIGetMaxSupportedVersion, tNvEncodeAPIGetMaxSupportedVersion, "NvEncodeAPIGetMaxSupportedVersion");
GENERIC_LOAD_FUNC_FINALE(nvenc);
}
#undef GENERIC_LOAD_FUNC_PREAMBLE
#undef LOAD_LIBRARY
#undef LOAD_SYMBOL
#undef GENERIC_LOAD_FUNC_FINALE
#undef GENERIC_FREE_FUNC
#undef CUDA_LIBNAME
#undef NVCUVID_LIBNAME
#undef NVENC_LIBNAME
#endif