1## @file 2# Convert a binary file to a VOID* PCD value or DSC file VOID* PCD statement. 3# 4# Copyright (c) 2016, Intel Corporation. All rights reserved.<BR> 5# This program and the accompanying materials 6# are licensed and made available under the terms and conditions of the BSD License 7# which accompanies this distribution. The full text of the license may be found at 8# http://opensource.org/licenses/bsd-license.php 9# 10# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 11# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 12# 13 14''' 15BinToPcd 16''' 17 18import sys 19import argparse 20import re 21 22# 23# Globals for help information 24# 25__prog__ = 'BinToPcd' 26__version__ = '%s Version %s' % (__prog__, '0.9 ') 27__copyright__ = 'Copyright (c) 2016, Intel Corporation. All rights reserved.' 28__description__ = 'Convert a binary file to a VOID* PCD value or DSC file VOID* PCD statement.\n' 29 30if __name__ == '__main__': 31 def ValidateUnsignedInteger (Argument): 32 try: 33 Value = int (Argument, 0) 34 except: 35 Message = '%s is not a valid integer value.' % (Argument) 36 raise argparse.ArgumentTypeError(Message) 37 if Value < 0: 38 Message = '%s is a negative value.' % (Argument) 39 raise argparse.ArgumentTypeError(Message) 40 return Value 41 42 def ValidatePcdName (Argument): 43 if re.split('[a-zA-Z\_][a-zA-Z0-9\_]*\.[a-zA-Z\_][a-zA-Z0-9\_]*', Argument) <> ['','']: 44 Message = '%s is not in the form <PcdTokenSpaceGuidCName>.<PcdCName>' % (Argument) 45 raise argparse.ArgumentTypeError(Message) 46 return Argument 47 48 def ValidateGuidName (Argument): 49 if re.split('[a-zA-Z\_][a-zA-Z0-9\_]*', Argument) <> ['','']: 50 Message = '%s is not a valid GUID C name' % (Argument) 51 raise argparse.ArgumentTypeError(Message) 52 return Argument 53 54 def ByteArray (Buffer): 55 # 56 # Append byte array of values of the form '{0x01, 0x02, ...}' 57 # 58 return '{%s}' % (', '.join(['0x%02x' % (ord(Item)) for Item in Buffer])) 59 60 # 61 # Create command line argument parser object 62 # 63 parser = argparse.ArgumentParser(prog = __prog__, version = __version__, 64 description = __description__ + __copyright__, 65 conflict_handler = 'resolve') 66 parser.add_argument("-i", "--input", dest = 'InputFile', type = argparse.FileType('rb'), 67 help = "Input binary filename", required = True) 68 parser.add_argument("-o", "--output", dest = 'OutputFile', type = argparse.FileType('wb'), 69 help = "Output filename for PCD value or PCD statement") 70 parser.add_argument("-p", "--pcd", dest = 'PcdName', type = ValidatePcdName, 71 help = "Name of the PCD in the form <PcdTokenSpaceGuidCName>.<PcdCName>") 72 parser.add_argument("-t", "--type", dest = 'PcdType', default = None, choices = ['VPD','HII'], 73 help = "PCD statement type (HII or VPD). Default is standard.") 74 parser.add_argument("-m", "--max-size", dest = 'MaxSize', type = ValidateUnsignedInteger, 75 help = "Maximum size of the PCD. Ignored with --type HII.") 76 parser.add_argument("-f", "--offset", dest = 'Offset', type = ValidateUnsignedInteger, 77 help = "VPD offset if --type is VPD. UEFI Variable offset if --type is HII.") 78 parser.add_argument("-n", "--variable-name", dest = 'VariableName', 79 help = "UEFI variable name. Only used with --type HII.") 80 parser.add_argument("-g", "--variable-guid", type = ValidateGuidName, dest = 'VariableGuid', 81 help = "UEFI variable GUID C name. Only used with --type HII.") 82 parser.add_argument("-v", "--verbose", dest = 'Verbose', action = "store_true", 83 help = "Increase output messages") 84 parser.add_argument("-q", "--quiet", dest = 'Quiet', action = "store_true", 85 help = "Reduce output messages") 86 parser.add_argument("--debug", dest = 'Debug', type = int, metavar = '[0-9]', choices = range(0,10), default = 0, 87 help = "Set debug level") 88 89 # 90 # Parse command line arguments 91 # 92 args = parser.parse_args() 93 94 # 95 # Read binary input file 96 # 97 try: 98 Buffer = args.InputFile.read() 99 args.InputFile.close() 100 except: 101 print 'BinToPcd: error: can not read binary input file' 102 sys.exit() 103 104 # 105 # Convert binary buffer to a DSC file PCD statement 106 # 107 if args.PcdName is None: 108 # 109 # If PcdName is None, then only a PCD value is being requested. 110 Pcd = ByteArray (Buffer) 111 if args.Verbose: 112 print 'PcdToBin: Convert binary file to PCD Value' 113 elif args.PcdType is None: 114 # 115 # If --type is neither VPD nor HII, then use PCD statement syntax that is 116 # compatible with [PcdsFixedAtBuild], [PcdsPatchableInModule], 117 # [PcdsDynamicDefault], and [PcdsDynamicExDefault]. 118 # 119 if args.MaxSize is None: 120 # 121 # If --max-size is not provided, then do not generate the syntax that 122 # includes the maximum size. 123 # 124 Pcd = ' %s|%s' % (args.PcdName, ByteArray (Buffer)) 125 elif args.MaxSize < len(Buffer): 126 print 'BinToPcd: error: argument --max-size is smaller than input file.' 127 sys.exit() 128 else: 129 Pcd = ' %s|%s|VOID*|%d' % (args.PcdName, ByteArray (Buffer), args.MaxSize) 130 args.MaxSize = len(Buffer) 131 132 if args.Verbose: 133 print 'PcdToBin: Convert binary file to PCD statement compatible with PCD sections:' 134 print ' [PcdsFixedAtBuild]' 135 print ' [PcdsPatchableInModule]' 136 print ' [PcdsDynamicDefault]' 137 print ' [PcdsDynamicExDefault]' 138 elif args.PcdType == 'VPD': 139 if args.MaxSize is None: 140 # 141 # If --max-size is not provided, then set maximum size to the size of the 142 # binary input file 143 # 144 args.MaxSize = len(Buffer) 145 if args.MaxSize < len(Buffer): 146 print 'BinToPcd: error: argument --max-size is smaller than input file.' 147 sys.exit() 148 if args.Offset is None: 149 # 150 # if --offset is not provided, then set offset field to '*' so build 151 # tools will compute offset of PCD in VPD region. 152 # 153 Pcd = ' %s|*|%d|%s' % (args.PcdName, args.MaxSize, ByteArray (Buffer)) 154 else: 155 # 156 # Use the --offset value provided. 157 # 158 Pcd = ' %s|%d|%d|%s' % (args.PcdName, args.Offset, args.MaxSize, ByteArray (Buffer)) 159 if args.Verbose: 160 print 'PcdToBin: Convert binary file to PCD statement compatible with PCD sections' 161 print ' [PcdsDynamicVpd]' 162 print ' [PcdsDynamicExVpd]' 163 elif args.PcdType == 'HII': 164 if args.VariableGuid is None: 165 print 'BinToPcd: error: argument --variable-guid is required for --type HII.' 166 sys.exit() 167 if args.VariableName is None: 168 print 'BinToPcd: error: argument --variable-name is required for --type HII.' 169 sys.exit() 170 if args.Offset is None: 171 # 172 # Use UEFI Variable offset of 0 if --offset is not provided 173 # 174 args.Offset = 0 175 Pcd = ' %s|L"%s"|%s|%d|%s' % (args.PcdName, args.VariableName, args.VariableGuid, args.Offset, ByteArray (Buffer)) 176 if args.Verbose: 177 print 'PcdToBin: Convert binary file to PCD statement compatible with PCD sections' 178 print ' [PcdsDynamicHii]' 179 print ' [PcdsDynamicExHii]' 180 181 # 182 # Write PCD value or PCD statement to the output file 183 # 184 try: 185 args.OutputFile.write (Pcd) 186 args.OutputFile.close () 187 except: 188 # 189 # If output file is not specified or it can not be written, then write the 190 # PCD value or PCD statement to the console 191 # 192 print Pcd 193