mirror of https://github.com/acidanthera/audk.git
243 lines
11 KiB
Python
243 lines
11 KiB
Python
## @file
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# This file is used to define the Bios layout tree structure and related operations.
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#
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# Copyright (c) 2021-, Intel Corporation. All rights reserved.<BR>
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# SPDX-License-Identifier: BSD-2-Clause-Patent
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##
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import collections
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from FirmwareStorageFormat.Common import *
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from utils.FmmtLogger import FmmtLogger as logger
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ROOT_TREE = 'ROOT'
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ROOT_FV_TREE = 'ROOT_FV_TREE'
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ROOT_FFS_TREE = 'ROOT_FFS_TREE'
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ROOT_SECTION_TREE = 'ROOT_SECTION_TREE'
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ROOT_ELF_TREE = 'ROOT_ELF_TREE'
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FV_TREE = 'FV'
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DATA_FV_TREE = 'DATA_FV'
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FFS_TREE = 'FFS'
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FFS_PAD = 'FFS_PAD'
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FFS_FREE_SPACE = 'FFS_FREE_SPACE'
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SECTION_TREE = 'SECTION'
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SEC_FV_TREE = 'SEC_FV_IMAGE'
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BINARY_DATA = 'BINARY'
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ELF_TREE = 'ELF'
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RootType = [ROOT_TREE, ROOT_FV_TREE, ROOT_FFS_TREE, ROOT_SECTION_TREE]
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FvType = [FV_TREE, SEC_FV_TREE]
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FfsType = FFS_TREE
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SecType = SECTION_TREE
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ElfType = [ROOT_ELF_TREE, ELF_TREE]
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class BIOSTREE:
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def __init__(self, NodeName: str) -> None:
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self.key = NodeName
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self.type = None
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self.Data = None
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self.Child = []
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self.Findlist = []
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self.Parent = None
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self.NextRel = None
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self.LastRel = None
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def HasChild(self) -> bool:
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if self.Child == []:
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return False
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else:
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return True
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def isFinalChild(self) -> bool:
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ParTree = self.Parent
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if ParTree:
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if ParTree.Child[-1] == self:
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return True
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return False
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# FvTree.insertChild()
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def insertChild(self, newNode, pos: int=None) -> None:
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if len(self.Child) == 0:
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self.Child.append(newNode)
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else:
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if not pos or pos == len(self.Child):
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LastTree = self.Child[-1]
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self.Child.append(newNode)
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LastTree.NextRel = newNode
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newNode.LastRel = LastTree
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else:
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newNode.NextRel = self.Child[pos-1].NextRel
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newNode.LastRel = self.Child[pos].LastRel
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self.Child[pos-1].NextRel = newNode
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self.Child[pos].LastRel = newNode
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self.Child.insert(pos, newNode)
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newNode.Parent = self
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# lastNode.insertRel(newNode)
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def insertRel(self, newNode) -> None:
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if self.Parent:
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parentTree = self.Parent
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new_index = parentTree.Child.index(self) + 1
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parentTree.Child.insert(new_index, newNode)
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self.NextRel = newNode
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newNode.LastRel = self
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def deleteNode(self, deletekey: str) -> None:
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FindStatus, DeleteTree = self.FindNode(deletekey)
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if FindStatus:
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parentTree = DeleteTree.Parent
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lastTree = DeleteTree.LastRel
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nextTree = DeleteTree.NextRel
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if parentTree:
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index = parentTree.Child.index(DeleteTree)
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del parentTree.Child[index]
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if lastTree and nextTree:
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lastTree.NextRel = nextTree
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nextTree.LastRel = lastTree
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elif lastTree:
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lastTree.NextRel = None
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elif nextTree:
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nextTree.LastRel = None
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return DeleteTree
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else:
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logger.error('Could not find the target tree')
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return None
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def FindNode(self, key: str, Findlist: list) -> None:
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if self.key == key or (self.Data and self.Data.Name == key) or (self.type == FFS_TREE and self.Data.UiName == key):
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Findlist.append(self)
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for item in self.Child:
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item.FindNode(key, Findlist)
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def GetTreePath(self):
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BiosTreePath = [self]
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while self.Parent:
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BiosTreePath.insert(0, self.Parent)
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self = self.Parent
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return BiosTreePath
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def parserTree(self, TargetDict: dict=None, Info: list=None, space: int=0, ParFvId="") -> None:
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Key = list(TargetDict.keys())[0]
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if TargetDict[Key]["Type"] in RootType:
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Info.append("Image File: {}".format(Key))
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Info.append("FilesNum: {}".format(TargetDict.get(Key).get('FilesNum')))
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Info.append("\n")
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elif TargetDict[Key]["Type"] == ROOT_ELF_TREE:
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Info.append("ELF File: {}\n".format(Key))
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elif TargetDict[Key]["Type"] == ELF_TREE:
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ProducerId = ""
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ImageId = ""
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if TargetDict.get(Key).get('IfExist'):
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Identifier = TargetDict.get(Key).get('Identifier')
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for item in TargetDict.get(Key).get('ProducerId'):
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ProducerId += chr(item)
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for item in TargetDict.get(Key).get('ImageId'):
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ImageId += chr(item)
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Info.append("- UNIVERSAL_PAYLOAD_INFO")
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Info.append(" - 4 bytes align: {}".format(TargetDict.get(Key).get('Upld_Info_Align')))
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Info.append(" - Identifier: {} # 0x48444c50--PLDH / 0x444c5055--UPLD".format(hex(Identifier)))
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Info.append(" - SpecRevision: {}".format(hex(TargetDict.get(Key).get('SpecRevision'))))
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Info.append(" - Attribute: {}".format(hex(TargetDict.get(Key).get('Attribute'))))
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Info.append(" - Revision: {}".format(hex(TargetDict.get(Key).get('Revision'))))
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Info.append(" - Capability: {}".format(hex(TargetDict.get(Key).get('Capability'))))
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Info.append(" - ProducerId: {}".format(ProducerId))
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Info.append(" - ImageId: {}".format(ImageId))
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Info.append("\n")
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Info.append("- UPLD buffer")
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Info.append(" Buffer: {}".format(TargetDict.get(Key).get('Upld_Buffer')))
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else:
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print("Do not find the Upld Info section!!!\n")
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elif TargetDict[Key]["Type"] in FvType:
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space += 2
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if TargetDict[Key]["Type"] == SEC_FV_TREE:
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Info.append("{}Child FV named {} of {}".format(space*" ", Key, ParFvId))
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space += 2
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else:
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Info.append("FvId: {}".format(Key))
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ParFvId = Key
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Info.append("{}FvNameGuid: {}".format(space*" ", TargetDict.get(Key).get('FvNameGuid')))
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Info.append("{}Attributes: {}".format(space*" ", TargetDict.get(Key).get('Attributes')))
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Info.append("{}Total Volume Size: {}".format(space*" ", TargetDict.get(Key).get('Size')))
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Info.append("{}Free Volume Size: {}".format(space*" ", TargetDict.get(Key).get('FreeSize')))
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Info.append("{}Volume Offset: {}".format(space*" ", TargetDict.get(Key).get('Offset')))
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Info.append("{}FilesNum: {}".format(space*" ", TargetDict.get(Key).get('FilesNum')))
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elif TargetDict[Key]["Type"] in FfsType:
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space += 2
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if TargetDict.get(Key).get('UiName') != "b''":
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Info.append("{}File: {} / {}".format(space*" ", Key, TargetDict.get(Key).get('UiName')))
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else:
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Info.append("{}File: {}".format(space*" ", Key))
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if "Files" in list(TargetDict[Key].keys()):
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for item in TargetDict[Key]["Files"]:
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self.parserTree(item, Info, space, ParFvId)
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def ExportTree(self,TreeInfo: dict=None) -> dict:
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if TreeInfo is None:
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TreeInfo =collections.OrderedDict()
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if self.type == ROOT_TREE or self.type == ROOT_FV_TREE or self.type == ROOT_FFS_TREE or self.type == ROOT_SECTION_TREE or self.type == ROOT_ELF_TREE:
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key = str(self.key)
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TreeInfo[self.key] = collections.OrderedDict()
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TreeInfo[self.key]["Name"] = key
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TreeInfo[self.key]["Type"] = self.type
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TreeInfo[self.key]["FilesNum"] = len(self.Child)
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elif self.type == ELF_TREE:
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key = str(self.Data.Name)
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TreeInfo[key] = collections.OrderedDict()
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TreeInfo[key]["Name"] = key
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TreeInfo[key]["Type"] = self.type
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TreeInfo[key]["IfExist"] = self.Data.UpldInfo
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if self.Data.UpldInfo:
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TreeInfo[key]["Identifier"] = self.Data.UpldInfo.Identifier
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TreeInfo[key]["SpecRevision"] = self.Data.UpldInfo.SpecRevision
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TreeInfo[key]["Attribute"] = self.Data.UpldInfo.Attribute
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TreeInfo[key]["Revision"] = self.Data.UpldInfo.Revision
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TreeInfo[key]["Capability"] = self.Data.UpldInfo.Capability
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TreeInfo[key]["ProducerId"] = self.Data.UpldInfo.ProducerId
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TreeInfo[key]["ImageId"] = self.Data.UpldInfo.ImageId
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TreeInfo[key]["Upld_Info_Align"] = self.Data.Upld_Info_Align
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TreeInfo[key]["Upld_Buffer"] = self.Data.UpldBuffer
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elif self.type == FV_TREE or self.type == SEC_FV_TREE:
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key = str(self.Data.FvId)
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TreeInfo[key] = collections.OrderedDict()
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TreeInfo[key]["Name"] = key
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if self.Data.FvId != self.Data.Name:
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TreeInfo[key]["FvNameGuid"] = str(self.Data.Name)
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TreeInfo[key]["Type"] = self.type
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TreeInfo[key]["Attributes"] = hex(self.Data.Header.Attributes)
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TreeInfo[key]["Size"] = hex(self.Data.Header.FvLength)
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TreeInfo[key]["FreeSize"] = hex(self.Data.Free_Space)
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TreeInfo[key]["Offset"] = hex(self.Data.HOffset)
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TreeInfo[key]["FilesNum"] = len(self.Child)
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elif self.type == FFS_TREE:
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key = str(self.Data.Name)
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TreeInfo[key] = collections.OrderedDict()
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TreeInfo[key]["Name"] = key
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TreeInfo[key]["UiName"] = '{}'.format(self.Data.UiName)
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TreeInfo[key]["Version"] = '{}'.format(self.Data.Version)
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TreeInfo[key]["Type"] = self.type
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TreeInfo[key]["Size"] = hex(self.Data.Size)
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TreeInfo[key]["Offset"] = hex(self.Data.HOffset)
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TreeInfo[key]["FilesNum"] = len(self.Child)
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elif self.type == SECTION_TREE and self.Data.Type == 0x02:
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key = str(self.Data.Name)
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TreeInfo[key] = collections.OrderedDict()
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TreeInfo[key]["Name"] = key
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TreeInfo[key]["Type"] = self.type
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TreeInfo[key]["Size"] = hex(len(self.Data.OriData) + self.Data.HeaderLength)
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TreeInfo[key]["DecompressedSize"] = hex(self.Data.Size)
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TreeInfo[key]["Offset"] = hex(self.Data.HOffset)
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TreeInfo[key]["FilesNum"] = len(self.Child)
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elif self is not None:
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key = str(self.Data.Name)
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TreeInfo[key] = collections.OrderedDict()
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TreeInfo[key]["Name"] = key
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TreeInfo[key]["Type"] = self.type
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TreeInfo[key]["Size"] = hex(self.Data.Size)
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TreeInfo[key]["Offset"] = hex(self.Data.HOffset)
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TreeInfo[key]["FilesNum"] = len(self.Child)
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for item in self.Child:
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TreeInfo[key].setdefault('Files',[]).append( item.ExportTree())
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return TreeInfo
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