/*******************************************************************************
 * Copyright (c) 2019-2020 The Khronos Group Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/

#ifndef OPENCL_CL_ICD_H
#define OPENCL_CL_ICD_H

#include <CL/cl.h>
#include <CL/cl_egl.h>
#include <CL/cl_ext.h>
#include <CL/cl_gl.h>

#if defined(_WIN32)
#include <CL/cl_d3d11.h>
#include <CL/cl_d3d10.h>
#include <CL/cl_dx9_media_sharing.h>
#endif

#ifdef __cplusplus
extern "C" {
#endif

/*
 * This file contains pointer type definitions for each of the CL API calls as
 * well as a type definition for the dispatch table used by the Khronos ICD
 * loader (see cl_khr_icd extension specification for background).
 */

/* API function pointer definitions */

// Platform APIs
typedef cl_int(CL_API_CALL *cl_api_clGetPlatformIDs)(
    cl_uint num_entries, cl_platform_id *platforms,
    cl_uint *num_platforms) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clGetPlatformInfo)(
    cl_platform_id platform, cl_platform_info param_name,
    size_t param_value_size, void *param_value,
    size_t *param_value_size_ret) CL_API_SUFFIX__VERSION_1_0;

// Device APIs
typedef cl_int(CL_API_CALL *cl_api_clGetDeviceIDs)(
    cl_platform_id platform, cl_device_type device_type, cl_uint num_entries,
    cl_device_id *devices, cl_uint *num_devices) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clGetDeviceInfo)(
    cl_device_id device, cl_device_info param_name, size_t param_value_size,
    void *param_value, size_t *param_value_size_ret) CL_API_SUFFIX__VERSION_1_0;

#ifdef CL_VERSION_1_2

typedef cl_int(CL_API_CALL *cl_api_clCreateSubDevices)(
    cl_device_id in_device,
    const cl_device_partition_property *partition_properties,
    cl_uint num_entries, cl_device_id *out_devices, cl_uint *num_devices);

typedef cl_int(CL_API_CALL *cl_api_clRetainDevice)(
    cl_device_id device) CL_API_SUFFIX__VERSION_1_2;

typedef cl_int(CL_API_CALL *cl_api_clReleaseDevice)(
    cl_device_id device) CL_API_SUFFIX__VERSION_1_2;

#else

typedef void *cl_api_clCreateSubDevices;
typedef void *cl_api_clRetainDevice;
typedef void *cl_api_clReleaseDevice;

#endif

// Context APIs
typedef cl_context(CL_API_CALL *cl_api_clCreateContext)(
    const cl_context_properties *properties, cl_uint num_devices,
    const cl_device_id *devices,
    void(CL_CALLBACK *pfn_notify)(const char *, const void *, size_t, void *),
    void *user_data, cl_int *errcode_ret) CL_API_SUFFIX__VERSION_1_0;

typedef cl_context(CL_API_CALL *cl_api_clCreateContextFromType)(
    const cl_context_properties *properties, cl_device_type device_type,
    void(CL_CALLBACK *pfn_notify)(const char *, const void *, size_t, void *),
    void *user_data, cl_int *errcode_ret) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clRetainContext)(
    cl_context context) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clReleaseContext)(
    cl_context context) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clGetContextInfo)(
    cl_context context, cl_context_info param_name, size_t param_value_size,
    void *param_value, size_t *param_value_size_ret) CL_API_SUFFIX__VERSION_1_0;

// Command Queue APIs
typedef cl_command_queue(CL_API_CALL *cl_api_clCreateCommandQueue)(
    cl_context context, cl_device_id device,
    cl_command_queue_properties properties,
    cl_int *errcode_ret) CL_API_SUFFIX__VERSION_1_0;

#ifdef CL_VERSION_2_0

typedef
cl_command_queue(CL_API_CALL *cl_api_clCreateCommandQueueWithProperties)(
    cl_context /* context */, cl_device_id /* device */,
    const cl_queue_properties * /* properties */,
    cl_int * /* errcode_ret */) CL_API_SUFFIX__VERSION_2_0;

#else

typedef void *cl_api_clCreateCommandQueueWithProperties;

#endif

typedef cl_int(CL_API_CALL *cl_api_clRetainCommandQueue)(
    cl_command_queue command_queue) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clReleaseCommandQueue)(
    cl_command_queue command_queue) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clGetCommandQueueInfo)(
    cl_command_queue command_queue, cl_command_queue_info param_name,
    size_t param_value_size, void *param_value,
    size_t *param_value_size_ret) CL_API_SUFFIX__VERSION_1_0;

// Memory Object APIs
typedef cl_mem(CL_API_CALL *cl_api_clCreateBuffer)(
    cl_context context, cl_mem_flags flags, size_t size, void *host_ptr,
    cl_int *errcode_ret) CL_API_SUFFIX__VERSION_1_0;

#ifdef CL_VERSION_1_2

typedef cl_mem(CL_API_CALL *cl_api_clCreateImage)(
    cl_context context, cl_mem_flags flags, const cl_image_format *image_format,
    const cl_image_desc *image_desc, void *host_ptr,
    cl_int *errcode_ret) CL_API_SUFFIX__VERSION_1_2;

#else

typedef void *cl_api_clCreateImage;

#endif

#ifdef CL_VERSION_3_0

typedef cl_mem(CL_API_CALL *cl_api_clCreateBufferWithProperties)(
    cl_context context, const cl_mem_properties *properties, cl_mem_flags flags,
    size_t size, void *host_ptr,
    cl_int *errcode_ret) CL_API_SUFFIX__VERSION_3_0;

typedef cl_mem(CL_API_CALL *cl_api_clCreateImageWithProperties)(
    cl_context context, const cl_mem_properties *properties, cl_mem_flags flags,
    const cl_image_format *image_format, const cl_image_desc *image_desc,
    void *host_ptr, cl_int *errcode_ret) CL_API_SUFFIX__VERSION_3_0;

typedef cl_int(CL_API_CALL* cl_api_clSetContextDestructorCallback)(
    cl_context context,
    void(CL_CALLBACK* pfn_notify)(cl_context context, void* user_data),
    void* user_data) CL_API_SUFFIX__VERSION_3_0;

#else

typedef void *cl_api_clCreateBufferWithProperties;
typedef void *cl_api_clCreateImageWithProperties;
typedef void *cl_api_clSetContextDestructorCallback;

#endif

typedef cl_int(CL_API_CALL *cl_api_clRetainMemObject)(
    cl_mem memobj) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clReleaseMemObject)(
    cl_mem memobj) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clGetSupportedImageFormats)(
    cl_context context, cl_mem_flags flags, cl_mem_object_type image_type,
    cl_uint num_entries, cl_image_format *image_formats,
    cl_uint *num_image_formats) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clGetMemObjectInfo)(
    cl_mem memobj, cl_mem_info param_name, size_t param_value_size,
    void *param_value, size_t *param_value_size_ret) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clGetImageInfo)(
    cl_mem image, cl_image_info param_name, size_t param_value_size,
    void *param_value, size_t *param_value_size_ret) CL_API_SUFFIX__VERSION_1_0;

#ifdef CL_VERSION_2_0

typedef cl_mem(CL_API_CALL *cl_api_clCreatePipe)(
    cl_context /* context */, cl_mem_flags /* flags */,
    cl_uint /* pipe_packet_size */, cl_uint /* pipe_max_packets */,
    const cl_pipe_properties * /* properties */,
    cl_int * /* errcode_ret */) CL_API_SUFFIX__VERSION_2_0;

typedef cl_int(CL_API_CALL *cl_api_clGetPipeInfo)(
    cl_mem /* pipe */, cl_pipe_info /* param_name */,
    size_t /* param_value_size */, void * /* param_value */,
    size_t * /* param_value_size_ret */) CL_API_SUFFIX__VERSION_2_0;

typedef void *(CL_API_CALL *cl_api_clSVMAlloc)(
    cl_context /* context */, cl_svm_mem_flags /* flags */, size_t /* size */,
    unsigned int /* alignment */)CL_API_SUFFIX__VERSION_2_0;

typedef void(CL_API_CALL *cl_api_clSVMFree)(
    cl_context /* context */,
    void * /* svm_pointer */) CL_API_SUFFIX__VERSION_2_0;

#else

typedef void *cl_api_clCreatePipe;
typedef void *cl_api_clGetPipeInfo;
typedef void *cl_api_clSVMAlloc;
typedef void *cl_api_clSVMFree;

#endif

// Sampler APIs
typedef cl_sampler(CL_API_CALL *cl_api_clCreateSampler)(
    cl_context context, cl_bool normalized_coords,
    cl_addressing_mode addressing_mode, cl_filter_mode filter_mode,
    cl_int *errcode_ret) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clRetainSampler)(
    cl_sampler sampler) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clReleaseSampler)(
    cl_sampler sampler) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clGetSamplerInfo)(
    cl_sampler sampler, cl_sampler_info param_name, size_t param_value_size,
    void *param_value, size_t *param_value_size_ret) CL_API_SUFFIX__VERSION_1_0;

#ifdef CL_VERSION_2_0

typedef
cl_sampler(CL_API_CALL *cl_api_clCreateSamplerWithProperties)(
    cl_context /* context */,
    const cl_sampler_properties * /* sampler_properties */,
    cl_int * /* errcode_ret */) CL_API_SUFFIX__VERSION_2_0;

#else

typedef void *cl_api_clCreateSamplerWithProperties;

#endif

// Program Object APIs
typedef cl_program(CL_API_CALL *cl_api_clCreateProgramWithSource)(
    cl_context context, cl_uint count, const char **strings,
    const size_t *lengths, cl_int *errcode_ret) CL_API_SUFFIX__VERSION_1_0;

typedef cl_program(CL_API_CALL *cl_api_clCreateProgramWithBinary)(
    cl_context context, cl_uint num_devices, const cl_device_id *device_list,
    const size_t *lengths, const unsigned char **binaries,
    cl_int *binary_status, cl_int *errcode_ret) CL_API_SUFFIX__VERSION_1_0;

#ifdef CL_VERSION_1_2

typedef
cl_program(CL_API_CALL *cl_api_clCreateProgramWithBuiltInKernels)(
    cl_context context, cl_uint num_devices, const cl_device_id *device_list,
    const char *kernel_names, cl_int *errcode_ret) CL_API_SUFFIX__VERSION_1_2;

#else

typedef void *cl_api_clCreateProgramWithBuiltInKernels;

#endif

typedef cl_int(CL_API_CALL *cl_api_clRetainProgram)(
    cl_program program) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clReleaseProgram)(
    cl_program program) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clBuildProgram)(
    cl_program program, cl_uint num_devices, const cl_device_id *device_list,
    const char *options,
    void(CL_CALLBACK *pfn_notify)(cl_program program, void *user_data),
    void *user_data) CL_API_SUFFIX__VERSION_1_0;

#ifdef CL_VERSION_1_2

typedef cl_int(CL_API_CALL *cl_api_clCompileProgram)(
    cl_program program, cl_uint num_devices, const cl_device_id *device_list,
    const char *options, cl_uint num_input_headers,
    const cl_program *input_headers, const char **header_include_names,
    void(CL_CALLBACK *pfn_notify)(cl_program program, void *user_data),
    void *user_data) CL_API_SUFFIX__VERSION_1_2;

typedef cl_program(CL_API_CALL *cl_api_clLinkProgram)(
    cl_context context, cl_uint num_devices, const cl_device_id *device_list,
    const char *options, cl_uint num_input_programs,
    const cl_program *input_programs,
    void(CL_CALLBACK *pfn_notify)(cl_program program, void *user_data),
    void *user_data, cl_int *errcode_ret) CL_API_SUFFIX__VERSION_1_2;

#else

typedef void *cl_api_clCompileProgram;
typedef void *cl_api_clLinkProgram;

#endif

#ifdef CL_VERSION_2_2

typedef
cl_int(CL_API_CALL *cl_api_clSetProgramSpecializationConstant)(
    cl_program program, cl_uint spec_id, size_t spec_size,
    const void *spec_value) CL_API_SUFFIX__VERSION_2_2;

typedef cl_int(CL_API_CALL *cl_api_clSetProgramReleaseCallback)(
    cl_program program,
    void(CL_CALLBACK *pfn_notify)(cl_program program, void *user_data),
    void *user_data) CL_API_SUFFIX__VERSION_2_2;

#else

typedef void *cl_api_clSetProgramSpecializationConstant;
typedef void *cl_api_clSetProgramReleaseCallback;

#endif

#ifdef CL_VERSION_1_2

typedef cl_int(CL_API_CALL *cl_api_clUnloadPlatformCompiler)(
    cl_platform_id platform) CL_API_SUFFIX__VERSION_1_2;

#else

typedef void *cl_api_clUnloadPlatformCompiler;

#endif

typedef cl_int(CL_API_CALL *cl_api_clGetProgramInfo)(
    cl_program program, cl_program_info param_name, size_t param_value_size,
    void *param_value, size_t *param_value_size_ret) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clGetProgramBuildInfo)(
    cl_program program, cl_device_id device, cl_program_build_info param_name,
    size_t param_value_size, void *param_value,
    size_t *param_value_size_ret) CL_API_SUFFIX__VERSION_1_0;

// Kernel Object APIs
typedef cl_kernel(CL_API_CALL *cl_api_clCreateKernel)(
    cl_program program, const char *kernel_name,
    cl_int *errcode_ret) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clCreateKernelsInProgram)(
    cl_program program, cl_uint num_kernels, cl_kernel *kernels,
    cl_uint *num_kernels_ret) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clRetainKernel)(
    cl_kernel kernel) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clReleaseKernel)(
    cl_kernel kernel) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clSetKernelArg)(
    cl_kernel kernel, cl_uint arg_index, size_t arg_size,
    const void *arg_value) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clGetKernelInfo)(
    cl_kernel kernel, cl_kernel_info param_name, size_t param_value_size,
    void *param_value, size_t *param_value_size_ret) CL_API_SUFFIX__VERSION_1_0;

#ifdef CL_VERSION_1_2

typedef cl_int(CL_API_CALL *cl_api_clGetKernelArgInfo)(
    cl_kernel kernel, cl_uint arg_indx, cl_kernel_arg_info param_name,
    size_t param_value_size, void *param_value,
    size_t *param_value_size_ret) CL_API_SUFFIX__VERSION_1_2;

#else

typedef void *cl_api_clGetKernelArgInfo;

#endif

typedef cl_int(CL_API_CALL *cl_api_clGetKernelWorkGroupInfo)(
    cl_kernel kernel, cl_device_id device, cl_kernel_work_group_info param_name,
    size_t param_value_size, void *param_value,
    size_t *param_value_size_ret) CL_API_SUFFIX__VERSION_1_0;

#ifdef CL_VERSION_2_0

typedef cl_int(CL_API_CALL *cl_api_clSetKernelArgSVMPointer)(
    cl_kernel /* kernel */, cl_uint /* arg_index */,
    const void * /* arg_value */) CL_API_SUFFIX__VERSION_2_0;

typedef cl_int(CL_API_CALL *cl_api_clSetKernelExecInfo)(
    cl_kernel /* kernel */, cl_kernel_exec_info /* param_name */,
    size_t /* param_value_size */,
    const void * /* param_value */) CL_API_SUFFIX__VERSION_2_0;

typedef cl_int(CL_API_CALL *cl_api_clGetKernelSubGroupInfoKHR)(
    cl_kernel /* in_kernel */, cl_device_id /*in_device*/,
    cl_kernel_sub_group_info /* param_name */, size_t /*input_value_size*/,
    const void * /*input_value*/, size_t /*param_value_size*/,
    void * /*param_value*/,
    size_t * /*param_value_size_ret*/) CL_EXT_SUFFIX__VERSION_2_0;

#else

typedef void *cl_api_clSetKernelArgSVMPointer;
typedef void *cl_api_clSetKernelExecInfo;
typedef void *cl_api_clGetKernelSubGroupInfoKHR;

#endif

// Event Object APIs
typedef cl_int(CL_API_CALL *cl_api_clWaitForEvents)(
    cl_uint num_events, const cl_event *event_list) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clGetEventInfo)(
    cl_event event, cl_event_info param_name, size_t param_value_size,
    void *param_value, size_t *param_value_size_ret) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clRetainEvent)(cl_event event)
    CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clReleaseEvent)(cl_event event)
    CL_API_SUFFIX__VERSION_1_0;

// Profiling APIs
typedef cl_int(CL_API_CALL *cl_api_clGetEventProfilingInfo)(
    cl_event event, cl_profiling_info param_name, size_t param_value_size,
    void *param_value, size_t *param_value_size_ret) CL_API_SUFFIX__VERSION_1_0;

// Flush and Finish APIs
typedef cl_int(CL_API_CALL *cl_api_clFlush)(
    cl_command_queue command_queue) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clFinish)(
    cl_command_queue command_queue) CL_API_SUFFIX__VERSION_1_0;

// Enqueued Commands APIs
typedef cl_int(CL_API_CALL *cl_api_clEnqueueReadBuffer)(
    cl_command_queue command_queue, cl_mem buffer, cl_bool blocking_read,
    size_t offset, size_t cb, void *ptr, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_0;

#ifdef CL_VERSION_1_1

typedef cl_int(CL_API_CALL *cl_api_clEnqueueReadBufferRect)(
    cl_command_queue command_queue, cl_mem buffer, cl_bool blocking_read,
    const size_t *buffer_origin, const size_t *host_origin,
    const size_t *region, size_t buffer_row_pitch, size_t buffer_slice_pitch,
    size_t host_row_pitch, size_t host_slice_pitch, void *ptr,
    cl_uint num_events_in_wait_list, const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_1;

#else

typedef void *cl_api_clEnqueueReadBufferRect;

#endif

typedef cl_int(CL_API_CALL *cl_api_clEnqueueWriteBuffer)(
    cl_command_queue command_queue, cl_mem buffer, cl_bool blocking_write,
    size_t offset, size_t cb, const void *ptr, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_0;

#ifdef CL_VERSION_1_1

typedef cl_int(CL_API_CALL *cl_api_clEnqueueWriteBufferRect)(
    cl_command_queue command_queue, cl_mem buffer, cl_bool blocking_read,
    const size_t *buffer_origin, const size_t *host_origin,
    const size_t *region, size_t buffer_row_pitch, size_t buffer_slice_pitch,
    size_t host_row_pitch, size_t host_slice_pitch, const void *ptr,
    cl_uint num_events_in_wait_list, const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_1;

#else

typedef void *cl_api_clEnqueueWriteBufferRect;

#endif

#ifdef CL_VERSION_1_2

typedef cl_int(CL_API_CALL *cl_api_clEnqueueFillBuffer)(
    cl_command_queue command_queue, cl_mem buffer, const void *pattern,
    size_t pattern_size, size_t offset, size_t cb,
    cl_uint num_events_in_wait_list, const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_2;

#else

typedef void *cl_api_clEnqueueFillBuffer;

#endif

typedef cl_int(CL_API_CALL *cl_api_clEnqueueCopyBuffer)(
    cl_command_queue command_queue, cl_mem src_buffer, cl_mem dst_buffer,
    size_t src_offset, size_t dst_offset, size_t cb,
    cl_uint num_events_in_wait_list, const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_0;

#ifdef CL_VERSION_1_1

typedef cl_int(CL_API_CALL *cl_api_clEnqueueCopyBufferRect)(
    cl_command_queue command_queue, cl_mem src_buffer, cl_mem dst_buffer,
    const size_t *src_origin, const size_t *dst_origin, const size_t *region,
    size_t src_row_pitch, size_t src_slice_pitch, size_t dst_row_pitch,
    size_t dst_slice_pitch, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_1;

#else

typedef void *cl_api_clEnqueueCopyBufferRect;

#endif

typedef cl_int(CL_API_CALL *cl_api_clEnqueueReadImage)(
    cl_command_queue command_queue, cl_mem image, cl_bool blocking_read,
    const size_t *origin, const size_t *region, size_t row_pitch,
    size_t slice_pitch, void *ptr, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clEnqueueWriteImage)(
    cl_command_queue command_queue, cl_mem image, cl_bool blocking_write,
    const size_t *origin, const size_t *region, size_t input_row_pitch,
    size_t input_slice_pitch, const void *ptr, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_0;

#ifdef CL_VERSION_1_2

typedef cl_int(CL_API_CALL *cl_api_clEnqueueFillImage)(
    cl_command_queue command_queue, cl_mem image, const void *fill_color,
    const size_t origin[3], const size_t region[3],
    cl_uint num_events_in_wait_list, const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_2;

#else

typedef void *cl_api_clEnqueueFillImage;

#endif

typedef cl_int(CL_API_CALL *cl_api_clEnqueueCopyImage)(
    cl_command_queue command_queue, cl_mem src_image, cl_mem dst_image,
    const size_t *src_origin, const size_t *dst_origin, const size_t *region,
    cl_uint num_events_in_wait_list, const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clEnqueueCopyImageToBuffer)(
    cl_command_queue command_queue, cl_mem src_image, cl_mem dst_buffer,
    const size_t *src_origin, const size_t *region, size_t dst_offset,
    cl_uint num_events_in_wait_list, const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clEnqueueCopyBufferToImage)(
    cl_command_queue command_queue, cl_mem src_buffer, cl_mem dst_image,
    size_t src_offset, const size_t *dst_origin, const size_t *region,
    cl_uint num_events_in_wait_list, const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_0;

typedef void *(CL_API_CALL *cl_api_clEnqueueMapBuffer)(
    cl_command_queue command_queue, cl_mem buffer, cl_bool blocking_map,
    cl_map_flags map_flags, size_t offset, size_t cb,
    cl_uint num_events_in_wait_list, const cl_event *event_wait_list,
    cl_event *event, cl_int *errcode_ret)CL_API_SUFFIX__VERSION_1_0;

typedef void *(CL_API_CALL *cl_api_clEnqueueMapImage)(
    cl_command_queue command_queue, cl_mem image, cl_bool blocking_map,
    cl_map_flags map_flags, const size_t *origin, const size_t *region,
    size_t *image_row_pitch, size_t *image_slice_pitch,
    cl_uint num_events_in_wait_list, const cl_event *event_wait_list,
    cl_event *event, cl_int *errcode_ret)CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clEnqueueUnmapMemObject)(
    cl_command_queue command_queue, cl_mem memobj, void *mapped_ptr,
    cl_uint num_events_in_wait_list, const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_0;

#ifdef CL_VERSION_1_2

typedef cl_int(CL_API_CALL *cl_api_clEnqueueMigrateMemObjects)(
    cl_command_queue command_queue, cl_uint num_mem_objects,
    const cl_mem *mem_objects, cl_mem_migration_flags flags,
    cl_uint num_events_in_wait_list, const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_2;

#else

typedef void *cl_api_clEnqueueMigrateMemObjects;

#endif

typedef cl_int(CL_API_CALL *cl_api_clEnqueueNDRangeKernel)(
    cl_command_queue command_queue, cl_kernel kernel, cl_uint work_dim,
    const size_t *global_work_offset, const size_t *global_work_size,
    const size_t *local_work_size, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clEnqueueTask)(
    cl_command_queue command_queue, cl_kernel kernel,
    cl_uint num_events_in_wait_list, const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clEnqueueNativeKernel)(
    cl_command_queue command_queue, void(CL_CALLBACK *user_func)(void *),
    void *args, size_t cb_args, cl_uint num_mem_objects, const cl_mem *mem_list,
    const void **args_mem_loc, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_0;

#ifdef CL_VERSION_1_2

typedef cl_int(CL_API_CALL *cl_api_clEnqueueMarkerWithWaitList)(
    cl_command_queue command_queue, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_2;

typedef cl_int(CL_API_CALL *cl_api_clEnqueueBarrierWithWaitList)(
    cl_command_queue command_queue, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_2;

typedef void *(
    CL_API_CALL *cl_api_clGetExtensionFunctionAddressForPlatform)(
    cl_platform_id platform,
    const char *function_name)CL_API_SUFFIX__VERSION_1_2;

#else

typedef void *cl_api_clEnqueueMarkerWithWaitList;
typedef void *cl_api_clEnqueueBarrierWithWaitList;
typedef void *cl_api_clGetExtensionFunctionAddressForPlatform;

#endif

// Shared Virtual Memory APIs

#ifdef CL_VERSION_2_0

typedef cl_int(CL_API_CALL *cl_api_clEnqueueSVMFree)(
    cl_command_queue /* command_queue */, cl_uint /* num_svm_pointers */,
    void ** /* svm_pointers */,
    void(CL_CALLBACK *pfn_free_func)(cl_command_queue /* queue */,
                                     cl_uint /* num_svm_pointers */,
                                     void ** /* svm_pointers[] */,
                                     void * /* user_data */),
    void * /* user_data */, cl_uint /* num_events_in_wait_list */,
    const cl_event * /* event_wait_list */,
    cl_event * /* event */) CL_API_SUFFIX__VERSION_2_0;

typedef cl_int(CL_API_CALL *cl_api_clEnqueueSVMMemcpy)(
    cl_command_queue /* command_queue */, cl_bool /* blocking_copy */,
    void * /* dst_ptr */, const void * /* src_ptr */, size_t /* size */,
    cl_uint /* num_events_in_wait_list */,
    const cl_event * /* event_wait_list */,
    cl_event * /* event */) CL_API_SUFFIX__VERSION_2_0;

typedef cl_int(CL_API_CALL *cl_api_clEnqueueSVMMemFill)(
    cl_command_queue /* command_queue */, void * /* svm_ptr */,
    const void * /* pattern */, size_t /* pattern_size */, size_t /* size */,
    cl_uint /* num_events_in_wait_list */,
    const cl_event * /* event_wait_list */,
    cl_event * /* event */) CL_API_SUFFIX__VERSION_2_0;

typedef cl_int(CL_API_CALL *cl_api_clEnqueueSVMMap)(
    cl_command_queue /* command_queue */, cl_bool /* blocking_map */,
    cl_map_flags /* map_flags */, void * /* svm_ptr */, size_t /* size */,
    cl_uint /* num_events_in_wait_list */,
    const cl_event * /* event_wait_list */,
    cl_event * /* event */) CL_API_SUFFIX__VERSION_2_0;

typedef cl_int(CL_API_CALL *cl_api_clEnqueueSVMUnmap)(
    cl_command_queue /* command_queue */, void * /* svm_ptr */,
    cl_uint /* num_events_in_wait_list */,
    const cl_event * /* event_wait_list */,
    cl_event * /* event */) CL_API_SUFFIX__VERSION_2_0;

#else

typedef void *cl_api_clEnqueueSVMFree;
typedef void *cl_api_clEnqueueSVMMemcpy;
typedef void *cl_api_clEnqueueSVMMemFill;
typedef void *cl_api_clEnqueueSVMMap;
typedef void *cl_api_clEnqueueSVMUnmap;

#endif

// Deprecated APIs
typedef cl_int(CL_API_CALL *cl_api_clSetCommandQueueProperty)(
    cl_command_queue command_queue, cl_command_queue_properties properties,
    cl_bool enable, cl_command_queue_properties *old_properties)
    CL_EXT_SUFFIX__VERSION_1_0_DEPRECATED;

typedef cl_mem(CL_API_CALL *cl_api_clCreateImage2D)(
    cl_context context, cl_mem_flags flags, const cl_image_format *image_format,
    size_t image_width, size_t image_height, size_t image_row_pitch,
    void *host_ptr, cl_int *errcode_ret) CL_EXT_SUFFIX__VERSION_1_1_DEPRECATED;

typedef cl_mem(CL_API_CALL *cl_api_clCreateImage3D)(
    cl_context context, cl_mem_flags flags, const cl_image_format *image_format,
    size_t image_width, size_t image_height, size_t image_depth,
    size_t image_row_pitch, size_t image_slice_pitch, void *host_ptr,
    cl_int *errcode_ret) CL_EXT_SUFFIX__VERSION_1_1_DEPRECATED;

typedef cl_int(CL_API_CALL *cl_api_clUnloadCompiler)(void)
    CL_EXT_SUFFIX__VERSION_1_1_DEPRECATED;

typedef cl_int(CL_API_CALL *cl_api_clEnqueueMarker)(
    cl_command_queue command_queue,
    cl_event *event) CL_EXT_SUFFIX__VERSION_1_1_DEPRECATED;

typedef cl_int(CL_API_CALL *cl_api_clEnqueueWaitForEvents)(
    cl_command_queue command_queue, cl_uint num_events,
    const cl_event *event_list) CL_EXT_SUFFIX__VERSION_1_1_DEPRECATED;

typedef cl_int(CL_API_CALL *cl_api_clEnqueueBarrier)(
    cl_command_queue command_queue) CL_EXT_SUFFIX__VERSION_1_1_DEPRECATED;

typedef void *(CL_API_CALL *cl_api_clGetExtensionFunctionAddress)(
    const char *function_name)CL_EXT_SUFFIX__VERSION_1_1_DEPRECATED;

// GL and other APIs
typedef cl_mem(CL_API_CALL *cl_api_clCreateFromGLBuffer)(
    cl_context context, cl_mem_flags flags, cl_GLuint bufobj,
    int *errcode_ret) CL_API_SUFFIX__VERSION_1_0;

typedef cl_mem(CL_API_CALL *cl_api_clCreateFromGLTexture)(
    cl_context context, cl_mem_flags flags, cl_GLenum target, cl_GLint miplevel,
    cl_GLuint texture, cl_int *errcode_ret) CL_API_SUFFIX__VERSION_1_2;

typedef cl_mem(CL_API_CALL *cl_api_clCreateFromGLTexture2D)(
    cl_context context, cl_mem_flags flags, cl_GLenum target, cl_GLint miplevel,
    cl_GLuint texture, cl_int *errcode_ret) CL_API_SUFFIX__VERSION_1_0;

typedef cl_mem(CL_API_CALL *cl_api_clCreateFromGLTexture3D)(
    cl_context context, cl_mem_flags flags, cl_GLenum target, cl_GLint miplevel,
    cl_GLuint texture, cl_int *errcode_ret) CL_API_SUFFIX__VERSION_1_0;

typedef cl_mem(CL_API_CALL *cl_api_clCreateFromGLRenderbuffer)(
    cl_context context, cl_mem_flags flags, cl_GLuint renderbuffer,
    cl_int *errcode_ret) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clGetGLObjectInfo)(
    cl_mem memobj, cl_gl_object_type *gl_object_type,
    cl_GLuint *gl_object_name) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clGetGLTextureInfo)(
    cl_mem memobj, cl_gl_texture_info param_name, size_t param_value_size,
    void *param_value, size_t *param_value_size_ret) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clEnqueueAcquireGLObjects)(
    cl_command_queue command_queue, cl_uint num_objects,
    const cl_mem *mem_objects, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clEnqueueReleaseGLObjects)(
    cl_command_queue command_queue, cl_uint num_objects,
    const cl_mem *mem_objects, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_0;

/* cl_khr_gl_sharing */
typedef cl_int(CL_API_CALL *cl_api_clGetGLContextInfoKHR)(
    const cl_context_properties *properties, cl_gl_context_info param_name,
    size_t param_value_size, void *param_value, size_t *param_value_size_ret);

/* cl_khr_gl_event */
typedef cl_event(CL_API_CALL *cl_api_clCreateEventFromGLsyncKHR)(
    cl_context context, cl_GLsync sync, cl_int *errcode_ret);

#if defined(_WIN32)

/* cl_khr_d3d10_sharing */

typedef cl_int(CL_API_CALL *cl_api_clGetDeviceIDsFromD3D10KHR)(
    cl_platform_id platform, cl_d3d10_device_source_khr d3d_device_source,
    void *d3d_object, cl_d3d10_device_set_khr d3d_device_set,
    cl_uint num_entries, cl_device_id *devices,
    cl_uint *num_devices) CL_API_SUFFIX__VERSION_1_0;

typedef cl_mem(CL_API_CALL *cl_api_clCreateFromD3D10BufferKHR)(
    cl_context context, cl_mem_flags flags, ID3D10Buffer *resource,
    cl_int *errcode_ret) CL_API_SUFFIX__VERSION_1_0;

typedef cl_mem(CL_API_CALL *cl_api_clCreateFromD3D10Texture2DKHR)(
    cl_context context, cl_mem_flags flags, ID3D10Texture2D *resource,
    UINT subresource, cl_int *errcode_ret) CL_API_SUFFIX__VERSION_1_0;

typedef cl_mem(CL_API_CALL *cl_api_clCreateFromD3D10Texture3DKHR)(
    cl_context context, cl_mem_flags flags, ID3D10Texture3D *resource,
    UINT subresource, cl_int *errcode_ret) CL_API_SUFFIX__VERSION_1_0;

typedef
cl_int(CL_API_CALL *cl_api_clEnqueueAcquireD3D10ObjectsKHR)(
    cl_command_queue command_queue, cl_uint num_objects,
    const cl_mem *mem_objects, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_0;

typedef
cl_int(CL_API_CALL *cl_api_clEnqueueReleaseD3D10ObjectsKHR)(
    cl_command_queue command_queue, cl_uint num_objects,
    const cl_mem *mem_objects, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_0;

extern CL_API_ENTRY cl_int CL_API_CALL clGetDeviceIDsFromD3D10KHR(
    cl_platform_id platform, cl_d3d10_device_source_khr d3d_device_source,
    void *d3d_object, cl_d3d10_device_set_khr d3d_device_set,
    cl_uint num_entries, cl_device_id *devices, cl_uint *num_devices);

extern CL_API_ENTRY cl_mem CL_API_CALL
clCreateFromD3D10BufferKHR(cl_context context, cl_mem_flags flags,
                           ID3D10Buffer *resource, cl_int *errcode_ret);

extern CL_API_ENTRY cl_mem CL_API_CALL clCreateFromD3D10Texture2DKHR(
    cl_context context, cl_mem_flags flags, ID3D10Texture2D *resource,
    UINT subresource, cl_int *errcode_ret);

extern CL_API_ENTRY cl_mem CL_API_CALL clCreateFromD3D10Texture3DKHR(
    cl_context context, cl_mem_flags flags, ID3D10Texture3D *resource,
    UINT subresource, cl_int *errcode_ret);

extern CL_API_ENTRY cl_int CL_API_CALL clEnqueueAcquireD3D10ObjectsKHR(
    cl_command_queue command_queue, cl_uint num_objects,
    const cl_mem *mem_objects, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list, cl_event *event);

extern CL_API_ENTRY cl_int CL_API_CALL clEnqueueReleaseD3D10ObjectsKHR(
    cl_command_queue command_queue, cl_uint num_objects,
    const cl_mem *mem_objects, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list, cl_event *event);

/* cl_khr_d3d11_sharing */
typedef cl_int(CL_API_CALL *cl_api_clGetDeviceIDsFromD3D11KHR)(
    cl_platform_id platform, cl_d3d11_device_source_khr d3d_device_source,
    void *d3d_object, cl_d3d11_device_set_khr d3d_device_set,
    cl_uint num_entries, cl_device_id *devices,
    cl_uint *num_devices) CL_API_SUFFIX__VERSION_1_2;

typedef cl_mem(CL_API_CALL *cl_api_clCreateFromD3D11BufferKHR)(
    cl_context context, cl_mem_flags flags, ID3D11Buffer *resource,
    cl_int *errcode_ret) CL_API_SUFFIX__VERSION_1_2;

typedef cl_mem(CL_API_CALL *cl_api_clCreateFromD3D11Texture2DKHR)(
    cl_context context, cl_mem_flags flags, ID3D11Texture2D *resource,
    UINT subresource, cl_int *errcode_ret) CL_API_SUFFIX__VERSION_1_2;

typedef cl_mem(CL_API_CALL *cl_api_clCreateFromD3D11Texture3DKHR)(
    cl_context context, cl_mem_flags flags, ID3D11Texture3D *resource,
    UINT subresource, cl_int *errcode_ret) CL_API_SUFFIX__VERSION_1_2;

typedef
cl_int(CL_API_CALL *cl_api_clEnqueueAcquireD3D11ObjectsKHR)(
    cl_command_queue command_queue, cl_uint num_objects,
    const cl_mem *mem_objects, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_2;

typedef
cl_int(CL_API_CALL *cl_api_clEnqueueReleaseD3D11ObjectsKHR)(
    cl_command_queue command_queue, cl_uint num_objects,
    const cl_mem *mem_objects, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_2;

/* cl_khr_dx9_media_sharing */
typedef
cl_int(CL_API_CALL *cl_api_clGetDeviceIDsFromDX9MediaAdapterKHR)(
    cl_platform_id platform, cl_uint num_media_adapters,
    cl_dx9_media_adapter_type_khr *media_adapters_type, void *media_adapters,
    cl_dx9_media_adapter_set_khr media_adapter_set, cl_uint num_entries,
    cl_device_id *devices, cl_uint *num_devices) CL_API_SUFFIX__VERSION_1_2;

typedef cl_mem(CL_API_CALL *cl_api_clCreateFromDX9MediaSurfaceKHR)(
    cl_context context, cl_mem_flags flags,
    cl_dx9_media_adapter_type_khr adapter_type, void *surface_info,
    cl_uint plane, cl_int *errcode_ret) CL_API_SUFFIX__VERSION_1_2;

typedef
cl_int(CL_API_CALL *cl_api_clEnqueueAcquireDX9MediaSurfacesKHR)(
    cl_command_queue command_queue, cl_uint num_objects,
    const cl_mem *mem_objects, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_2;

typedef
cl_int(CL_API_CALL *cl_api_clEnqueueReleaseDX9MediaSurfacesKHR)(
    cl_command_queue command_queue, cl_uint num_objects,
    const cl_mem *mem_objects, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_1_2;

/* cl_khr_d3d11_sharing */
extern CL_API_ENTRY cl_int CL_API_CALL clGetDeviceIDsFromD3D11KHR(
    cl_platform_id platform, cl_d3d11_device_source_khr d3d_device_source,
    void *d3d_object, cl_d3d11_device_set_khr d3d_device_set,
    cl_uint num_entries, cl_device_id *devices, cl_uint *num_devices);

extern CL_API_ENTRY cl_mem CL_API_CALL
clCreateFromD3D11BufferKHR(cl_context context, cl_mem_flags flags,
                           ID3D11Buffer *resource, cl_int *errcode_ret);

extern CL_API_ENTRY cl_mem CL_API_CALL clCreateFromD3D11Texture2DKHR(
    cl_context context, cl_mem_flags flags, ID3D11Texture2D *resource,
    UINT subresource, cl_int *errcode_ret);

extern CL_API_ENTRY cl_mem CL_API_CALL clCreateFromD3D11Texture3DKHR(
    cl_context context, cl_mem_flags flags, ID3D11Texture3D *resource,
    UINT subresource, cl_int *errcode_ret);

extern CL_API_ENTRY cl_int CL_API_CALL clEnqueueAcquireD3D11ObjectsKHR(
    cl_command_queue command_queue, cl_uint num_objects,
    const cl_mem *mem_objects, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list, cl_event *event);

extern CL_API_ENTRY cl_int CL_API_CALL clEnqueueReleaseD3D11ObjectsKHR(
    cl_command_queue command_queue, cl_uint num_objects,
    const cl_mem *mem_objects, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list, cl_event *event);

/* cl_khr_dx9_media_sharing */
extern CL_API_ENTRY cl_int CL_API_CALL clGetDeviceIDsFromDX9MediaAdapterKHR(
    cl_platform_id platform, cl_uint num_media_adapters,
    cl_dx9_media_adapter_type_khr *media_adapter_type, void *media_adapters,
    cl_dx9_media_adapter_set_khr media_adapter_set, cl_uint num_entries,
    cl_device_id *devices, cl_uint *num_devices);

extern CL_API_ENTRY cl_mem CL_API_CALL clCreateFromDX9MediaSurfaceKHR(
    cl_context context, cl_mem_flags flags,
    cl_dx9_media_adapter_type_khr adapter_type, void *surface_info,
    cl_uint plane, cl_int *errcode_ret);

extern CL_API_ENTRY cl_int CL_API_CALL clEnqueueAcquireDX9MediaSurfacesKHR(
    cl_command_queue command_queue, cl_uint num_objects,
    const cl_mem *mem_objects, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list, cl_event *event);

extern CL_API_ENTRY cl_int CL_API_CALL clEnqueueReleaseDX9MediaSurfacesKHR(
    cl_command_queue command_queue, cl_uint num_objects,
    const cl_mem *mem_objects, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list, cl_event *event);

#else

/* cl_khr_d3d10_sharing */
typedef void *cl_api_clGetDeviceIDsFromD3D10KHR;
typedef void *cl_api_clCreateFromD3D10BufferKHR;
typedef void *cl_api_clCreateFromD3D10Texture2DKHR;
typedef void *cl_api_clCreateFromD3D10Texture3DKHR;
typedef void *cl_api_clEnqueueAcquireD3D10ObjectsKHR;
typedef void *cl_api_clEnqueueReleaseD3D10ObjectsKHR;

/* cl_khr_d3d11_sharing */
typedef void *cl_api_clGetDeviceIDsFromD3D11KHR;
typedef void *cl_api_clCreateFromD3D11BufferKHR;
typedef void *cl_api_clCreateFromD3D11Texture2DKHR;
typedef void *cl_api_clCreateFromD3D11Texture3DKHR;
typedef void *cl_api_clEnqueueAcquireD3D11ObjectsKHR;
typedef void *cl_api_clEnqueueReleaseD3D11ObjectsKHR;

/* cl_khr_dx9_media_sharing */
typedef void *cl_api_clCreateFromDX9MediaSurfaceKHR;
typedef void *cl_api_clEnqueueAcquireDX9MediaSurfacesKHR;
typedef void *cl_api_clEnqueueReleaseDX9MediaSurfacesKHR;
typedef void *cl_api_clGetDeviceIDsFromDX9MediaAdapterKHR;

#endif

/* OpenCL 1.1 */

#ifdef CL_VERSION_1_1

typedef cl_int(CL_API_CALL *cl_api_clSetEventCallback)(
    cl_event /* event */, cl_int /* command_exec_callback_type */,
    void(CL_CALLBACK * /* pfn_notify */)(cl_event, cl_int, void *),
    void * /* user_data */) CL_API_SUFFIX__VERSION_1_1;

typedef cl_mem(CL_API_CALL *cl_api_clCreateSubBuffer)(
    cl_mem /* buffer */, cl_mem_flags /* flags */,
    cl_buffer_create_type /* buffer_create_type */,
    const void * /* buffer_create_info */,
    cl_int * /* errcode_ret */) CL_API_SUFFIX__VERSION_1_1;

typedef
cl_int(CL_API_CALL *cl_api_clSetMemObjectDestructorCallback)(
    cl_mem /* memobj */,
    void(CL_CALLBACK * /*pfn_notify*/)(cl_mem /* memobj */,
                                       void * /*user_data*/),
    void * /*user_data */) CL_API_SUFFIX__VERSION_1_1;

typedef cl_event(CL_API_CALL *cl_api_clCreateUserEvent)(
    cl_context /* context */,
    cl_int * /* errcode_ret */) CL_API_SUFFIX__VERSION_1_1;

typedef cl_int(CL_API_CALL *cl_api_clSetUserEventStatus)(
    cl_event /* event */,
    cl_int /* execution_status */) CL_API_SUFFIX__VERSION_1_1;

#else

typedef void *cl_api_clSetEventCallback;
typedef void *cl_api_clCreateSubBuffer;
typedef void *cl_api_clSetMemObjectDestructorCallback;
typedef void *cl_api_clCreateUserEvent;
typedef void *cl_api_clSetUserEventStatus;

#endif

typedef cl_int(CL_API_CALL *cl_api_clCreateSubDevicesEXT)(
    cl_device_id in_device,
    const cl_device_partition_property_ext *partition_properties,
    cl_uint num_entries, cl_device_id *out_devices, cl_uint *num_devices);

typedef cl_int(CL_API_CALL *cl_api_clRetainDeviceEXT)(
    cl_device_id device) CL_API_SUFFIX__VERSION_1_0;

typedef cl_int(CL_API_CALL *cl_api_clReleaseDeviceEXT)(
    cl_device_id device) CL_API_SUFFIX__VERSION_1_0;

/* cl_khr_egl_image */
typedef cl_mem(CL_API_CALL *cl_api_clCreateFromEGLImageKHR)(
    cl_context context, CLeglDisplayKHR display, CLeglImageKHR image,
    cl_mem_flags flags, const cl_egl_image_properties_khr *properties,
    cl_int *errcode_ret);

typedef cl_int(CL_API_CALL *cl_api_clEnqueueAcquireEGLObjectsKHR)(
    cl_command_queue command_queue, cl_uint num_objects,
    const cl_mem *mem_objects, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list, cl_event *event);

typedef cl_int(CL_API_CALL *cl_api_clEnqueueReleaseEGLObjectsKHR)(
    cl_command_queue command_queue, cl_uint num_objects,
    const cl_mem *mem_objects, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list, cl_event *event);

/* cl_khr_egl_event */
typedef cl_event(CL_API_CALL *cl_api_clCreateEventFromEGLSyncKHR)(
    cl_context context, CLeglSyncKHR sync, CLeglDisplayKHR display,
    cl_int *errcode_ret);

#ifdef CL_VERSION_2_1

typedef cl_int(CL_API_CALL *cl_api_clSetDefaultDeviceCommandQueue)(
    cl_context context, cl_device_id device,
    cl_command_queue command_queue) CL_API_SUFFIX__VERSION_2_1;

typedef cl_program(CL_API_CALL *cl_api_clCreateProgramWithIL)(
    cl_context context, const void *il, size_t length,
    cl_int *errcode_ret) CL_API_SUFFIX__VERSION_2_1;

typedef cl_int(CL_API_CALL *cl_api_clGetKernelSubGroupInfo)(
    cl_kernel kernel, cl_device_id device, cl_kernel_sub_group_info param_name,
    size_t input_value_size, const void *input_value, size_t param_value_size,
    void *param_value, size_t *param_value_size_ret) CL_API_SUFFIX__VERSION_2_1;

typedef cl_kernel(CL_API_CALL *cl_api_clCloneKernel)(
    cl_kernel source_kernel, cl_int *errcode_ret) CL_API_SUFFIX__VERSION_2_1;

typedef cl_int(CL_API_CALL *cl_api_clEnqueueSVMMigrateMem)(
    cl_command_queue command_queue, cl_uint num_svm_pointers,
    const void **svm_pointers, const size_t *sizes,
    cl_mem_migration_flags flags, cl_uint num_events_in_wait_list,
    const cl_event *event_wait_list,
    cl_event *event) CL_API_SUFFIX__VERSION_2_1;

typedef cl_int(CL_API_CALL *cl_api_clGetDeviceAndHostTimer)(
    cl_device_id device, cl_ulong *device_timestamp,
    cl_ulong *host_timestamp) CL_API_SUFFIX__VERSION_2_1;

typedef cl_int(CL_API_CALL *cl_api_clGetHostTimer)(
    cl_device_id device, cl_ulong *host_timestamp) CL_API_SUFFIX__VERSION_2_1;

#else

typedef void *cl_api_clSetDefaultDeviceCommandQueue;
typedef void *cl_api_clCreateProgramWithIL;
typedef void *cl_api_clGetKernelSubGroupInfo;
typedef void *cl_api_clCloneKernel;
typedef void *cl_api_clEnqueueSVMMigrateMem;
typedef void *cl_api_clGetDeviceAndHostTimer;
typedef void *cl_api_clGetHostTimer;

#endif

/* Vendor dispatch table struture */

typedef struct _cl_icd_dispatch {
  /* OpenCL 1.0 */
  cl_api_clGetPlatformIDs clGetPlatformIDs;
  cl_api_clGetPlatformInfo clGetPlatformInfo;
  cl_api_clGetDeviceIDs clGetDeviceIDs;
  cl_api_clGetDeviceInfo clGetDeviceInfo;
  cl_api_clCreateContext clCreateContext;
  cl_api_clCreateContextFromType clCreateContextFromType;
  cl_api_clRetainContext clRetainContext;
  cl_api_clReleaseContext clReleaseContext;
  cl_api_clGetContextInfo clGetContextInfo;
  cl_api_clCreateCommandQueue clCreateCommandQueue;
  cl_api_clRetainCommandQueue clRetainCommandQueue;
  cl_api_clReleaseCommandQueue clReleaseCommandQueue;
  cl_api_clGetCommandQueueInfo clGetCommandQueueInfo;
  cl_api_clSetCommandQueueProperty clSetCommandQueueProperty;
  cl_api_clCreateBuffer clCreateBuffer;
  cl_api_clCreateImage2D clCreateImage2D;
  cl_api_clCreateImage3D clCreateImage3D;
  cl_api_clRetainMemObject clRetainMemObject;
  cl_api_clReleaseMemObject clReleaseMemObject;
  cl_api_clGetSupportedImageFormats clGetSupportedImageFormats;
  cl_api_clGetMemObjectInfo clGetMemObjectInfo;
  cl_api_clGetImageInfo clGetImageInfo;
  cl_api_clCreateSampler clCreateSampler;
  cl_api_clRetainSampler clRetainSampler;
  cl_api_clReleaseSampler clReleaseSampler;
  cl_api_clGetSamplerInfo clGetSamplerInfo;
  cl_api_clCreateProgramWithSource clCreateProgramWithSource;
  cl_api_clCreateProgramWithBinary clCreateProgramWithBinary;
  cl_api_clRetainProgram clRetainProgram;
  cl_api_clReleaseProgram clReleaseProgram;
  cl_api_clBuildProgram clBuildProgram;
  cl_api_clUnloadCompiler clUnloadCompiler;
  cl_api_clGetProgramInfo clGetProgramInfo;
  cl_api_clGetProgramBuildInfo clGetProgramBuildInfo;
  cl_api_clCreateKernel clCreateKernel;
  cl_api_clCreateKernelsInProgram clCreateKernelsInProgram;
  cl_api_clRetainKernel clRetainKernel;
  cl_api_clReleaseKernel clReleaseKernel;
  cl_api_clSetKernelArg clSetKernelArg;
  cl_api_clGetKernelInfo clGetKernelInfo;
  cl_api_clGetKernelWorkGroupInfo clGetKernelWorkGroupInfo;
  cl_api_clWaitForEvents clWaitForEvents;
  cl_api_clGetEventInfo clGetEventInfo;
  cl_api_clRetainEvent clRetainEvent;
  cl_api_clReleaseEvent clReleaseEvent;
  cl_api_clGetEventProfilingInfo clGetEventProfilingInfo;
  cl_api_clFlush clFlush;
  cl_api_clFinish clFinish;
  cl_api_clEnqueueReadBuffer clEnqueueReadBuffer;
  cl_api_clEnqueueWriteBuffer clEnqueueWriteBuffer;
  cl_api_clEnqueueCopyBuffer clEnqueueCopyBuffer;
  cl_api_clEnqueueReadImage clEnqueueReadImage;
  cl_api_clEnqueueWriteImage clEnqueueWriteImage;
  cl_api_clEnqueueCopyImage clEnqueueCopyImage;
  cl_api_clEnqueueCopyImageToBuffer clEnqueueCopyImageToBuffer;
  cl_api_clEnqueueCopyBufferToImage clEnqueueCopyBufferToImage;
  cl_api_clEnqueueMapBuffer clEnqueueMapBuffer;
  cl_api_clEnqueueMapImage clEnqueueMapImage;
  cl_api_clEnqueueUnmapMemObject clEnqueueUnmapMemObject;
  cl_api_clEnqueueNDRangeKernel clEnqueueNDRangeKernel;
  cl_api_clEnqueueTask clEnqueueTask;
  cl_api_clEnqueueNativeKernel clEnqueueNativeKernel;
  cl_api_clEnqueueMarker clEnqueueMarker;
  cl_api_clEnqueueWaitForEvents clEnqueueWaitForEvents;
  cl_api_clEnqueueBarrier clEnqueueBarrier;
  cl_api_clGetExtensionFunctionAddress clGetExtensionFunctionAddress;
  cl_api_clCreateFromGLBuffer clCreateFromGLBuffer;
  cl_api_clCreateFromGLTexture2D clCreateFromGLTexture2D;
  cl_api_clCreateFromGLTexture3D clCreateFromGLTexture3D;
  cl_api_clCreateFromGLRenderbuffer clCreateFromGLRenderbuffer;
  cl_api_clGetGLObjectInfo clGetGLObjectInfo;
  cl_api_clGetGLTextureInfo clGetGLTextureInfo;
  cl_api_clEnqueueAcquireGLObjects clEnqueueAcquireGLObjects;
  cl_api_clEnqueueReleaseGLObjects clEnqueueReleaseGLObjects;
  cl_api_clGetGLContextInfoKHR clGetGLContextInfoKHR;

  /* cl_khr_d3d10_sharing */
  cl_api_clGetDeviceIDsFromD3D10KHR clGetDeviceIDsFromD3D10KHR;
  cl_api_clCreateFromD3D10BufferKHR clCreateFromD3D10BufferKHR;
  cl_api_clCreateFromD3D10Texture2DKHR clCreateFromD3D10Texture2DKHR;
  cl_api_clCreateFromD3D10Texture3DKHR clCreateFromD3D10Texture3DKHR;
  cl_api_clEnqueueAcquireD3D10ObjectsKHR clEnqueueAcquireD3D10ObjectsKHR;
  cl_api_clEnqueueReleaseD3D10ObjectsKHR clEnqueueReleaseD3D10ObjectsKHR;

  /* OpenCL 1.1 */
  cl_api_clSetEventCallback clSetEventCallback;
  cl_api_clCreateSubBuffer clCreateSubBuffer;
  cl_api_clSetMemObjectDestructorCallback clSetMemObjectDestructorCallback;
  cl_api_clCreateUserEvent clCreateUserEvent;
  cl_api_clSetUserEventStatus clSetUserEventStatus;
  cl_api_clEnqueueReadBufferRect clEnqueueReadBufferRect;
  cl_api_clEnqueueWriteBufferRect clEnqueueWriteBufferRect;
  cl_api_clEnqueueCopyBufferRect clEnqueueCopyBufferRect;

  /* cl_ext_device_fission */
  cl_api_clCreateSubDevicesEXT clCreateSubDevicesEXT;
  cl_api_clRetainDeviceEXT clRetainDeviceEXT;
  cl_api_clReleaseDeviceEXT clReleaseDeviceEXT;

  /* cl_khr_gl_event */
  cl_api_clCreateEventFromGLsyncKHR clCreateEventFromGLsyncKHR;

  /* OpenCL 1.2 */
  cl_api_clCreateSubDevices clCreateSubDevices;
  cl_api_clRetainDevice clRetainDevice;
  cl_api_clReleaseDevice clReleaseDevice;
  cl_api_clCreateImage clCreateImage;
  cl_api_clCreateProgramWithBuiltInKernels clCreateProgramWithBuiltInKernels;
  cl_api_clCompileProgram clCompileProgram;
  cl_api_clLinkProgram clLinkProgram;
  cl_api_clUnloadPlatformCompiler clUnloadPlatformCompiler;
  cl_api_clGetKernelArgInfo clGetKernelArgInfo;
  cl_api_clEnqueueFillBuffer clEnqueueFillBuffer;
  cl_api_clEnqueueFillImage clEnqueueFillImage;
  cl_api_clEnqueueMigrateMemObjects clEnqueueMigrateMemObjects;
  cl_api_clEnqueueMarkerWithWaitList clEnqueueMarkerWithWaitList;
  cl_api_clEnqueueBarrierWithWaitList clEnqueueBarrierWithWaitList;
  cl_api_clGetExtensionFunctionAddressForPlatform
      clGetExtensionFunctionAddressForPlatform;
  cl_api_clCreateFromGLTexture clCreateFromGLTexture;

  /* cl_khr_d3d11_sharing */
  cl_api_clGetDeviceIDsFromD3D11KHR clGetDeviceIDsFromD3D11KHR;
  cl_api_clCreateFromD3D11BufferKHR clCreateFromD3D11BufferKHR;
  cl_api_clCreateFromD3D11Texture2DKHR clCreateFromD3D11Texture2DKHR;
  cl_api_clCreateFromD3D11Texture3DKHR clCreateFromD3D11Texture3DKHR;
  cl_api_clCreateFromDX9MediaSurfaceKHR clCreateFromDX9MediaSurfaceKHR;
  cl_api_clEnqueueAcquireD3D11ObjectsKHR clEnqueueAcquireD3D11ObjectsKHR;
  cl_api_clEnqueueReleaseD3D11ObjectsKHR clEnqueueReleaseD3D11ObjectsKHR;

  /* cl_khr_dx9_media_sharing */
  cl_api_clGetDeviceIDsFromDX9MediaAdapterKHR
      clGetDeviceIDsFromDX9MediaAdapterKHR;
  cl_api_clEnqueueAcquireDX9MediaSurfacesKHR
      clEnqueueAcquireDX9MediaSurfacesKHR;
  cl_api_clEnqueueReleaseDX9MediaSurfacesKHR
      clEnqueueReleaseDX9MediaSurfacesKHR;

  /* cl_khr_egl_image */
  cl_api_clCreateFromEGLImageKHR clCreateFromEGLImageKHR;
  cl_api_clEnqueueAcquireEGLObjectsKHR clEnqueueAcquireEGLObjectsKHR;
  cl_api_clEnqueueReleaseEGLObjectsKHR clEnqueueReleaseEGLObjectsKHR;

  /* cl_khr_egl_event */
  cl_api_clCreateEventFromEGLSyncKHR clCreateEventFromEGLSyncKHR;

  /* OpenCL 2.0 */
  cl_api_clCreateCommandQueueWithProperties clCreateCommandQueueWithProperties;
  cl_api_clCreatePipe clCreatePipe;
  cl_api_clGetPipeInfo clGetPipeInfo;
  cl_api_clSVMAlloc clSVMAlloc;
  cl_api_clSVMFree clSVMFree;
  cl_api_clEnqueueSVMFree clEnqueueSVMFree;
  cl_api_clEnqueueSVMMemcpy clEnqueueSVMMemcpy;
  cl_api_clEnqueueSVMMemFill clEnqueueSVMMemFill;
  cl_api_clEnqueueSVMMap clEnqueueSVMMap;
  cl_api_clEnqueueSVMUnmap clEnqueueSVMUnmap;
  cl_api_clCreateSamplerWithProperties clCreateSamplerWithProperties;
  cl_api_clSetKernelArgSVMPointer clSetKernelArgSVMPointer;
  cl_api_clSetKernelExecInfo clSetKernelExecInfo;

  /* cl_khr_sub_groups */
  cl_api_clGetKernelSubGroupInfoKHR clGetKernelSubGroupInfoKHR;

  /* OpenCL 2.1 */
  cl_api_clCloneKernel clCloneKernel;
  cl_api_clCreateProgramWithIL clCreateProgramWithIL;
  cl_api_clEnqueueSVMMigrateMem clEnqueueSVMMigrateMem;
  cl_api_clGetDeviceAndHostTimer clGetDeviceAndHostTimer;
  cl_api_clGetHostTimer clGetHostTimer;
  cl_api_clGetKernelSubGroupInfo clGetKernelSubGroupInfo;
  cl_api_clSetDefaultDeviceCommandQueue clSetDefaultDeviceCommandQueue;

  /* OpenCL 2.2 */
  cl_api_clSetProgramReleaseCallback clSetProgramReleaseCallback;
  cl_api_clSetProgramSpecializationConstant clSetProgramSpecializationConstant;

  /* OpenCL 3.0 */
  cl_api_clCreateBufferWithProperties clCreateBufferWithProperties;
  cl_api_clCreateImageWithProperties clCreateImageWithProperties;
  cl_api_clSetContextDestructorCallback clSetContextDestructorCallback;

} cl_icd_dispatch;

#ifdef __cplusplus
}
#endif

#endif /* #ifndef OPENCL_CL_ICD_H */
