1 /* 2 * Copyright (C) 2024 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 18 #ifndef __GBL_EFI_IMAGE_LOADING_PROTOCOL_H__ 19 #define __GBL_EFI_IMAGE_LOADING_PROTOCOL_H__ 20 21 #include <stddef.h> 22 23 #include "types.h" 24 25 const uint64_t GBL_EFI_IMAGE_LOADING_PROTOCOL_REVISION = 0x00010000; 26 27 const size_t PARTITION_NAME_LEN_U16 = 36; 28 29 //****************************************************** 30 // GBL reserved image types 31 //****************************************************** 32 // Buffer for loading, verifying and fixing up OS images. 33 #define GBL_IMAGE_TYPE_OS_LOAD L"os_load" 34 // Buffer for use as fastboot download buffer. 35 #define GBL_IMAGE_TYPE_FASTBOOT L"fastboot" 36 37 typedef struct GblEfiImageInfo { 38 char16_t ImageType[PARTITION_NAME_LEN_U16]; 39 size_t SizeBytes; 40 } GblEfiImageInfo; 41 42 typedef struct GblEfiImageBuffer { 43 void* Memory; 44 size_t SizeBytes; 45 } GblEfiImageBuffer; 46 47 typedef struct GblEfiPartitionName { 48 char16_t StrUtf16[PARTITION_NAME_LEN_U16]; 49 } GblEfiPartitionName; 50 51 typedef struct GblEfiImageLoadingProtocol { 52 uint64_t revision; 53 EfiStatus (*get_buffer)(struct GblEfiImageLoadingProtocol* self, 54 const GblEfiImageInfo* ImageInfo, 55 GblEfiImageBuffer* Buffer); 56 EfiStatus (*get_verify_partitions)(struct GblEfiImageLoadingProtocol* self, 57 size_t* NumberOfPartitions, 58 GblEfiPartitionName* Partitions); 59 } GblEfiImageLoadingProtocol; 60 61 #endif //__GBL_EFI_IMAGE_LOADING_PROTOCOL_H__ 62