--- /dev/null
+# Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>\r
+# This program and the accompanying materials\r
+# are licensed and made available under the terms and conditions of the BSD License\r
+# which accompanies this distribution. The full text of the license may be found at\r
+# http://opensource.org/licenses/bsd-license.php\r
+#\r
+# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
+# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+\r
+#\r
+# This file is used to collect the Variable checking information\r
+#\r
+\r
+# #\r
+# Import Modules\r
+#\r
+from struct import pack,unpack\r
+import collections\r
+import copy\r
+from Common.VariableAttributes import VariableAttributes\r
+from Common.Misc import *\r
+import collections\r
+\r
+var_info = collections.namedtuple("uefi_var", "pcdindex,pcdname,defaultstoragename,skuname,var_name, var_guid, var_attribute,pcd_default_value, default_value, data_type")\r
+NvStorageHeaderSize = 28\r
+VariableHeaderSize = 32\r
+\r
+def StringArrayToList(StringArray):\r
+ StringArray = StringArray[1:-1]\r
+ StringArray = '[' + StringArray + ']'\r
+ return eval(StringArray)\r
+\r
+def PackGUID(Guid):\r
+ GuidBuffer = pack('=LHHBBBBBBBB',\r
+ int(Guid[0], 16),\r
+ int(Guid[1], 16),\r
+ int(Guid[2], 16),\r
+ int(Guid[3][-4:-2], 16),\r
+ int(Guid[3][-2:], 16),\r
+ int(Guid[4][-12:-10], 16),\r
+ int(Guid[4][-10:-8], 16),\r
+ int(Guid[4][-8:-6], 16),\r
+ int(Guid[4][-6:-4], 16),\r
+ int(Guid[4][-4:-2], 16),\r
+ int(Guid[4][-2:], 16)\r
+ )\r
+ return GuidBuffer\r
+\r
+class Variable(object):\r
+ def __init__(self,):\r
+ self.VarInfo = []\r
+\r
+ def append_variable(self,uefi_var):\r
+ self.VarInfo.append(uefi_var)\r
+\r
+ def process_variable_data(self):\r
+\r
+ var_data = dict()\r
+\r
+ indexedvarinfo = collections.OrderedDict()\r
+ for item in self.VarInfo:\r
+ if item.pcdindex not in indexedvarinfo:\r
+ indexedvarinfo[item.pcdindex] = dict()\r
+ indexedvarinfo[item.pcdindex][(int(item.skuname),int(item.defaultstoragename))] = item\r
+\r
+ for index in indexedvarinfo:\r
+ sku_var_info = indexedvarinfo[index]\r
+\r
+ default_data_buffer = ""\r
+ others_data_buffer = ""\r
+ tail = None\r
+ default_sku_default = indexedvarinfo.get(index).get((0,0))\r
+\r
+ if default_sku_default.data_type not in ["UINT8","UINT16","UINT32","UINT64","BOOLEAN"]:\r
+ var_max_len = max([len(var_item.default_value.split(",")) for var_item in sku_var_info.values()])\r
+ if len(default_sku_default.default_value.split(",")) < var_max_len:\r
+ tail = ",".join([ "0x00" for i in range(var_max_len-len(default_sku_default.default_value.split(",")))])\r
+\r
+ default_data_buffer = self.PACK_VARIABLES_DATA(default_sku_default.default_value,default_sku_default.data_type,tail)\r
+\r
+ default_data_array = ()\r
+ for item in default_data_buffer:\r
+ default_data_array += unpack("B",item)\r
+\r
+ if (0,0) not in var_data:\r
+ var_data[(0,0)] = collections.OrderedDict()\r
+ var_data[(0,0)][index] = (default_data_buffer,sku_var_info[(0,0)])\r
+\r
+ for (skuid,defaultstoragename) in indexedvarinfo.get(index):\r
+ tail = None\r
+ if (skuid,defaultstoragename) == (0,0):\r
+ continue\r
+ other_sku_other = indexedvarinfo.get(index).get((skuid,defaultstoragename))\r
+\r
+ if default_sku_default.data_type not in ["UINT8","UINT16","UINT32","UINT64","BOOLEAN"]:\r
+ if len(other_sku_other.default_value.split(",")) < var_max_len:\r
+ tail = ",".join([ "0x00" for i in range(var_max_len-len(other_sku_other.default_value.split(",")))])\r
+\r
+ others_data_buffer = self.PACK_VARIABLES_DATA(other_sku_other.default_value,other_sku_other.data_type,tail)\r
+\r
+ others_data_array = ()\r
+ for item in others_data_buffer:\r
+ others_data_array += unpack("B",item)\r
+\r
+ data_delta = self.calculate_delta(default_data_array, others_data_array)\r
+\r
+ if (skuid,defaultstoragename) not in var_data:\r
+ var_data[(skuid,defaultstoragename)] = collections.OrderedDict()\r
+ var_data[(skuid,defaultstoragename)][index] = (data_delta,sku_var_info[(skuid,defaultstoragename)])\r
+ return var_data\r
+\r
+ def new_process_varinfo(self):\r
+\r
+ var_data = self.process_variable_data()\r
+\r
+ pcds_default_data = var_data.get((0,0))\r
+ NvStoreDataBuffer = ""\r
+ var_data_offset = collections.OrderedDict()\r
+ offset = NvStorageHeaderSize\r
+ for default_data,default_info in pcds_default_data.values():\r
+ var_name_buffer = self.PACK_VARIABLE_NAME(default_info.var_name)\r
+\r
+ vendorguid = default_info.var_guid.split('-')\r
+\r
+ if default_info.var_attribute:\r
+ var_attr_value,_ = VariableAttributes.GetVarAttributes(default_info.var_attribute)\r
+ else:\r
+ var_attr_value = 0x07\r
+\r
+ print "default var_name_buffer"\r
+ print self.format_data(var_name_buffer)\r
+ print "default var_buffer"\r
+ print self.format_data(default_data)\r
+\r
+ DataBuffer = self.AlignData(var_name_buffer + default_data)\r
+\r
+ data_size = len(DataBuffer)\r
+ offset += VariableHeaderSize + len(default_info.var_name.split(","))\r
+ var_data_offset[default_info.pcdindex] = offset\r
+ offset += data_size - len(default_info.var_name.split(","))\r
+\r
+ var_header_buffer = self.PACK_VARIABLE_HEADER(var_attr_value, len(default_info.var_name.split(",")), data_size, vendorguid)\r
+ NvStoreDataBuffer += (var_header_buffer + DataBuffer)\r
+\r
+ variable_storage_header_buffer = self.PACK_VARIABLE_STORE_HEADER(len(NvStoreDataBuffer) + 28)\r
+\r
+ nv_default_part = self.AlignData(self.PACK_DEFAULT_DATA(0, 0, self.unpack_data(variable_storage_header_buffer+NvStoreDataBuffer)))\r
+\r
+ print "default whole data \n",self.format_data(nv_default_part)\r
+\r
+ data_delta_structure_buffer = ""\r
+ for skuid,defaultid in var_data:\r
+ if (skuid,defaultid) == (0,0):\r
+ continue\r
+ pcds_sku_data = var_data.get((skuid,defaultid))\r
+ delta_data_set = []\r
+ for pcdindex in pcds_sku_data:\r
+ offset = var_data_offset[pcdindex]\r
+ delta_data,_ = pcds_sku_data[pcdindex]\r
+ delta_data = [(item[0] + offset, item[1]) for item in delta_data]\r
+ delta_data_set.extend(delta_data)\r
+\r
+ data_delta_structure_buffer += self.AlignData(self.PACK_DELTA_DATA(defaultid,skuid,delta_data_set))\r
+ print "delta data"\r
+ print delta_data_set\r
+ print self.format_data(self.AlignData(self.PACK_DELTA_DATA(defaultid,skuid,delta_data_set)))\r
+\r
+ return self.format_data(nv_default_part + data_delta_structure_buffer)\r
+\r
+\r
+ def format_data(self,data):\r
+\r
+ return [hex(item) for item in self.unpack_data(data)]\r
+\r
+ def unpack_data(self,data):\r
+ final_data = ()\r
+ for item in data:\r
+ final_data += unpack("B",item)\r
+ return final_data\r
+\r
+ def calculate_delta(self, default, theother):\r
+ print "default data \n", default\r
+ print "other data \n",theother\r
+ if len(default) - len(theother) != 0:\r
+ EdkLogger.error("build", FORMAT_INVALID, 'The variable data length is not the same for the same PCD.')\r
+ data_delta = []\r
+ for i in range(len(default)):\r
+ if default[i] != theother[i]:\r
+ data_delta.append((i,theother[i]))\r
+ return data_delta\r
+\r
+ def dump(self):\r
+\r
+ default_var_bin = self.new_process_varinfo()\r
+ value_str = "{"\r
+ default_var_bin_strip = [ data.strip("""'""") for data in default_var_bin]\r
+ value_str += ",".join(default_var_bin_strip)\r
+ value_str += "}"\r
+ return value_str\r
+\r
+ def PACK_VARIABLE_STORE_HEADER(self,size):\r
+ #Signature: gEfiVariableGuid\r
+ Guid = "{ 0xddcf3616, 0x3275, 0x4164, { 0x98, 0xb6, 0xfe, 0x85, 0x70, 0x7f, 0xfe, 0x7d }}"\r
+ Guid = GuidStructureStringToGuidString(Guid)\r
+ GuidBuffer = PackGUID(Guid.split('-'))\r
+\r
+ SizeBuffer = pack('=L',size)\r
+ FormatBuffer = pack('=B',0x5A)\r
+ StateBuffer = pack('=B',0xFE)\r
+ reservedBuffer = pack('=H',0)\r
+ reservedBuffer += pack('=L',0)\r
+\r
+ return GuidBuffer + SizeBuffer + FormatBuffer + StateBuffer + reservedBuffer\r
+\r
+\r
+ def PACK_VARIABLE_HEADER(self,attribute,namesize,datasize,vendorguid):\r
+\r
+ Buffer = pack('=H',0x55AA) # pack StartID\r
+ Buffer += pack('=B',0x3F) # pack State\r
+ Buffer += pack('=B',0) # pack reserved\r
+\r
+ Buffer += pack('=L',attribute)\r
+ Buffer += pack('=L',namesize)\r
+ Buffer += pack('=L',datasize)\r
+\r
+ Buffer += PackGUID(vendorguid)\r
+\r
+ return Buffer\r
+\r
+ def PACK_VARIABLES_DATA(self, var_value,data_type, tail = None):\r
+ Buffer = ""\r
+ data_len = 0\r
+ if data_type == "VOID*":\r
+ for value_char in var_value.strip("{").strip("}").split(","):\r
+ Buffer += pack("=B",int(value_char,16))\r
+ data_len += len(var_value.split(","))\r
+ if tail:\r
+ for value_char in tail.split(","):\r
+ Buffer += pack("=B",int(value_char,16))\r
+ data_len += len(tail.split(","))\r
+ elif data_type == "BOOLEAN":\r
+ Buffer += pack("=B",True) if var_value.upper() == "TRUE" else pack("=B",False)\r
+ data_len += 1\r
+ elif data_type == "UINT8":\r
+ Buffer += pack("=B",GetIntegerValue(var_value))\r
+ data_len += 1\r
+ elif data_type == "UINT16":\r
+ Buffer += pack("=H",GetIntegerValue(var_value))\r
+ data_len += 2\r
+ elif data_type == "UINT32":\r
+ Buffer += pack("=L",GetIntegerValue(var_value))\r
+ data_len += 4\r
+ elif data_type == "UINT64":\r
+ Buffer += pack("=Q",GetIntegerValue(var_value))\r
+ data_len += 8\r
+\r
+ return Buffer\r
+\r
+ def PACK_DEFAULT_DATA(self, defaultstoragename,skuid,var_value):\r
+ Buffer = ""\r
+ Buffer += pack("=H",6)\r
+ Buffer += pack("=H",int(defaultstoragename))\r
+ Buffer += pack("=H",int(skuid))\r
+\r
+ for item in var_value:\r
+ Buffer += pack("=B",item)\r
+\r
+ Buffer = pack("=L",len(Buffer)+4) + Buffer\r
+\r
+ return Buffer\r
+\r
+ def PACK_DELTA_DATA(self,defaultstoragename,skuid,delta_list):\r
+ Buffer = ""\r
+ Buffer += pack("=H",6)\r
+ Buffer += pack("=H",int(defaultstoragename))\r
+ Buffer += pack("=H",int(skuid))\r
+ for (delta_offset,value) in delta_list:\r
+ Buffer += pack("=L",delta_offset)\r
+ Buffer = Buffer[:-1] + pack("=B",value)\r
+\r
+ Buffer = pack("=L",len(Buffer) + 4) + Buffer\r
+\r
+ return Buffer\r
+\r
+ def AlignData(self,data, align = 4):\r
+ mybuffer = data\r
+ for i in range(len(data) % align):\r
+ mybuffer += pack("=B",0)\r
+\r
+ return mybuffer\r
+\r
+ def PACK_VARIABLE_NAME(self, var_name):\r
+ Buffer = ""\r
+ for name_char in var_name.strip("{").strip("}").split(","):\r
+ Buffer += pack("=B",int(name_char,16))\r
+\r
+ return Buffer\r
\ No newline at end of file
projects / mirror_edk2.git / commitdiff