+ if type(Value) == type(0):\r
+ return Value, (Value.bit_length() + 7) / 8\r
+ if type(Value) <> type(''):\r
+ raise BadExpression('Type %s is %s' %(Value, type(Value)))\r
+ Value = Value.strip()\r
+ if Value.startswith('UINT8') and Value.endswith(')'):\r
+ Value, Size = ParseFieldValue(Value.split('(', 1)[1][:-1])\r
+ if Size > 1:\r
+ raise BadExpression('Value (%s) Size larger than %d' %(Value, Size))\r
+ return Value, 1\r
+ if Value.startswith('UINT16') and Value.endswith(')'):\r
+ Value, Size = ParseFieldValue(Value.split('(', 1)[1][:-1])\r
+ if Size > 2:\r
+ raise BadExpression('Value (%s) Size larger than %d' %(Value, Size))\r
+ return Value, 2\r
+ if Value.startswith('UINT32') and Value.endswith(')'):\r
+ Value, Size = ParseFieldValue(Value.split('(', 1)[1][:-1])\r
+ if Size > 4:\r
+ raise BadExpression('Value (%s) Size larger than %d' %(Value, Size))\r
+ return Value, 4\r
+ if Value.startswith('UINT64') and Value.endswith(')'):\r
+ Value, Size = ParseFieldValue(Value.split('(', 1)[1][:-1])\r
+ if Size > 8:\r
+ raise BadExpression('Value (%s) Size larger than %d' % (Value, Size))\r
+ return Value, 8\r
+ if Value.startswith('GUID') and Value.endswith(')'):\r
+ Value = Value.split('(', 1)[1][:-1].strip()\r
+ if Value[0] == '{' and Value[-1] == '}':\r
+ Value = Value[1:-1].strip()\r
+ Value = Value.split('{', 1)\r
+ Value = ['%02x' % int(Item, 16) for Item in (Value[0] + Value[1][:-1]).split(',')]\r
+ if len(Value[0]) != 8:\r
+ Value[0] = '%08X' % int(Value[0], 16)\r
+ if len(Value[1]) != 4:\r
+ Value[1] = '%04X' % int(Value[1], 16)\r
+ if len(Value[2]) != 4:\r
+ Value[2] = '%04X' % int(Value[2], 16)\r
+ Value = '-'.join(Value[0:3]) + '-' + ''.join(Value[3:5]) + '-' + ''.join(Value[5:11])\r
+ if Value[0] == '"' and Value[-1] == '"':\r
+ Value = Value[1:-1]\r
+ try:\r
+ Value = "'" + uuid.UUID(Value).get_bytes_le() + "'"\r
+ except ValueError, Message:\r
+ raise BadExpression('%s' % Message)\r
+ Value, Size = ParseFieldValue(Value)\r
+ return Value, 16\r
+ if Value.startswith('L"') and Value.endswith('"'):\r
+ # Unicode String\r
+ List = list(Value[2:-1])\r
+ List.reverse()\r
+ Value = 0\r
+ for Char in List:\r
+ Value = (Value << 16) | ord(Char)\r
+ return Value, (len(List) + 1) * 2\r
+ if Value.startswith('"') and Value.endswith('"'):\r
+ # ASCII String\r
+ List = list(Value[1:-1])\r
+ List.reverse()\r
+ Value = 0\r
+ for Char in List:\r
+ Value = (Value << 8) | ord(Char)\r
+ return Value, len(List) + 1\r
+ if Value.startswith("L'") and Value.endswith("'"):\r
+ # Unicode Character Constant\r
+ List = list(Value[2:-1])\r
+ List.reverse()\r
+ Value = 0\r
+ for Char in List:\r
+ Value = (Value << 16) | ord(Char)\r
+ return Value, len(List) * 2\r
+ if Value.startswith("'") and Value.endswith("'"):\r
+ # Character constant\r
+ List = list(Value[1:-1])\r
+ List.reverse()\r
+ Value = 0\r
+ for Char in List:\r
+ Value = (Value << 8) | ord(Char)\r
+ return Value, len(List)\r
+ if Value.startswith('{') and Value.endswith('}'):\r
+ # Byte array\r
+ Value = Value[1:-1]\r
+ List = [Item.strip() for Item in Value.split(',')]\r
+ List.reverse()\r
+ Value = 0\r
+ RetSize = 0\r
+ for Item in List:\r
+ ItemValue, Size = ParseFieldValue(Item)\r
+ RetSize += Size\r
+ for I in range(Size):\r
+ Value = (Value << 8) | ((ItemValue >> 8 * I) & 0xff)\r
+ return Value, RetSize\r
+ if Value.startswith('DEVICE_PATH(') and Value.endswith(')'):\r
+ Value = Value.split('"')[1]\r
+ return ParseDevPathValue(Value)\r
+ if Value.lower().startswith('0x'):\r
+ Value = int(Value, 16)\r
+ if Value == 0:\r
+ return 0, 1\r
+ return Value, (Value.bit_length() + 7) / 8\r
+ if Value[0].isdigit():\r
+ Value = int(Value, 10)\r
+ if Value == 0:\r
+ return 0, 1\r
+ return Value, (Value.bit_length() + 7) / 8\r
+ if Value.lower() == 'true':\r
+ return 1, 1\r
+ if Value.lower() == 'false':\r
+ return 0, 1\r