1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 19 #include <cstdint> 20 21 #ifdef _MSC_VER 22 # ifdef BUILDING_EMUGL_COMMON_SHARED 23 # define EMUGL_COMMON_API __declspec(dllexport) 24 # else 25 # define EMUGL_COMMON_API __declspec(dllimport) 26 #endif 27 #else 28 # define EMUGL_COMMON_API 29 #endif 30 31 // Function type that describes functions for 32 // accessing Goldfish DMA regions at a specified offset. 33 typedef void* (*emugl_dma_get_host_addr_t)(uint64_t); 34 typedef void (*emugl_dma_unlock_t)(uint64_t); 35 36 typedef struct { 37 emugl_dma_get_host_addr_t get_host_addr; 38 emugl_dma_unlock_t unlock; 39 } emugl_dma_ops; 40 41 namespace emugl { 42 43 EMUGL_COMMON_API extern emugl_dma_get_host_addr_t g_emugl_dma_get_host_addr; 44 EMUGL_COMMON_API extern emugl_dma_unlock_t g_emugl_dma_unlock; 45 46 EMUGL_COMMON_API void set_emugl_dma_get_host_addr(emugl_dma_get_host_addr_t); 47 EMUGL_COMMON_API void set_emugl_dma_unlock(emugl_dma_unlock_t); 48 49 } // namespace emugl 50