projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| a64b9449 CC |
1 | ## @file\r |
| 2 | # This file is used to define the common C struct and functions.\r | |
| 3 | #\r | |
| 4 | # Copyright (c) 2021-, Intel Corporation. All rights reserved.<BR>\r | |
| 5 | # SPDX-License-Identifier: BSD-2-Clause-Patent\r | |
| 6 | ##\r | |
| 7 | from ctypes import *\r | |
| 8 | import uuid\r | |
| 9 | \r | |
| 10 | # ZeroGuid = uuid.UUID('{00000000-0000-0000-0000-000000000000}')\r | |
| 11 | # EFI_FIRMWARE_FILE_SYSTEM2_GUID = uuid.UUID('{8C8CE578-8A3D-4f1c-9935-896185C32DD3}')\r | |
| 12 | # EFI_FIRMWARE_FILE_SYSTEM3_GUID = uuid.UUID('{5473C07A-3DCB-4dca-BD6F-1E9689E7349A}')\r | |
| 13 | # EFI_FFS_VOLUME_TOP_FILE_GUID = uuid.UUID('{1BA0062E-C779-4582-8566-336AE8F78F09}')\r | |
| 14 | \r | |
| 15 | EFI_FIRMWARE_FILE_SYSTEM2_GUID = uuid.UUID("8c8ce578-8a3d-4f1c-9935-896185c32dd3")\r | |
| 16 | EFI_FIRMWARE_FILE_SYSTEM2_GUID_BYTE = b'x\xe5\x8c\x8c=\x8a\x1cO\x995\x89a\x85\xc3-\xd3'\r | |
| 17 | # EFI_FIRMWARE_FILE_SYSTEM2_GUID_BYTE = EFI_FIRMWARE_FILE_SYSTEM2_GUID.bytes\r | |
| 18 | EFI_FIRMWARE_FILE_SYSTEM3_GUID = uuid.UUID("5473C07A-3DCB-4dca-BD6F-1E9689E7349A")\r | |
| 19 | # EFI_FIRMWARE_FILE_SYSTEM3_GUID_BYTE = b'x\xe5\x8c\x8c=\x8a\x1cO\x995\x89a\x85\xc3-\xd3'\r | |
| 20 | EFI_FIRMWARE_FILE_SYSTEM3_GUID_BYTE = b'z\xc0sT\xcb=\xcaM\xbdo\x1e\x96\x89\xe74\x9a'\r | |
| 21 | EFI_SYSTEM_NVDATA_FV_GUID = uuid.UUID("fff12b8d-7696-4c8b-a985-2747075b4f50")\r | |
| 22 | EFI_SYSTEM_NVDATA_FV_GUID_BYTE = b"\x8d+\xf1\xff\x96v\x8bL\xa9\x85'G\x07[OP"\r | |
| 23 | EFI_FFS_VOLUME_TOP_FILE_GUID = uuid.UUID("1ba0062e-c779-4582-8566-336ae8f78f09")\r | |
| 24 | EFI_FFS_VOLUME_TOP_FILE_GUID_BYTE = b'.\x06\xa0\x1by\xc7\x82E\x85f3j\xe8\xf7\x8f\t'\r | |
| 25 | ZEROVECTOR_BYTE = b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'\r | |
| 26 | PADVECTOR = uuid.UUID("ffffffff-ffff-ffff-ffff-ffffffffffff")\r | |
| 27 | FVH_SIGNATURE = b'_FVH'\r | |
| 28 | \r | |
| 29 | #Alignment\r | |
| 30 | SECTION_COMMON_ALIGNMENT = 4\r | |
| 31 | FFS_COMMON_ALIGNMENT = 8\r | |
| 32 | \r | |
| 33 | class GUID(Structure):\r | |
| 34 | _pack_ = 1\r | |
| 35 | _fields_ = [\r | |
| 36 | ('Guid1', c_uint32),\r | |
| 37 | ('Guid2', c_uint16),\r | |
| 38 | ('Guid3', c_uint16),\r | |
| 39 | ('Guid4', ARRAY(c_uint8, 8)),\r | |
| 40 | ]\r | |
| 41 | \r | |
| 42 | def from_list(self, listformat: list) -> None:\r | |
| 43 | self.Guid1 = listformat[0]\r | |
| 44 | self.Guid2 = listformat[1]\r | |
| 45 | self.Guid3 = listformat[2]\r | |
| 46 | for i in range(8):\r | |
| 47 | self.Guid4[i] = listformat[i+3]\r | |
| 48 | \r | |
| 49 | def __cmp__(self, otherguid) -> bool:\r | |
| 50 | if not isinstance(otherguid, GUID):\r | |
| 51 | return 'Input is not the GUID instance!'\r | |
| 52 | rt = False\r | |
| 53 | if self.Guid1 == otherguid.Guid1 and self.Guid2 == otherguid.Guid2 and self.Guid3 == otherguid.Guid3:\r | |
| 54 | rt = True\r | |
| 55 | for i in range(8):\r | |
| 56 | rt = rt & (self.Guid4[i] == otherguid.Guid4[i])\r | |
| 57 | return rt\r | |
| 58 | \r | |
| 59 | def ModifyGuidFormat(target_guid: str) -> GUID:\r | |
| 60 | target_guid = target_guid.replace('-', '')\r | |
| 61 | target_list = []\r | |
| 62 | start = [0,8,12,16,18,20,22,24,26,28,30]\r | |
| 63 | end = [8,12,16,18,20,22,24,26,28,30,32]\r | |
| 64 | num = len(start)\r | |
| 65 | for pos in range(num):\r | |
| 66 | new_value = int(target_guid[start[pos]:end[pos]], 16)\r | |
| 67 | target_list.append(new_value)\r | |
| 68 | new_format = GUID()\r | |
| 69 | new_format.from_list(target_list)\r | |
| 70 | return new_format\r | |
| 71 | \r | |
| 72 | \r | |
| 73 | # Get data from ctypes to bytes.\r | |
| 74 | def struct2stream(s) -> bytes:\r | |
| 75 | length = sizeof(s)\r | |
| 76 | p = cast(pointer(s), POINTER(c_char * length))\r | |
| 77 | return p.contents.raw\r | |
| 78 | \r | |
| 79 | \r | |
| 80 | \r | |
| 81 | def GetPadSize(Size: int, alignment: int) -> int:\r | |
| 82 | if Size % alignment == 0:\r | |
| 83 | return 0\r | |
| 84 | Pad_Size = alignment - Size % alignment\r | |
| 85 | return Pad_Size\r |