imgtools/romtools/maksym/maksymrofs.pl
author Shabe Razvi <shaber@symbian.org>
Tue, 13 Jul 2010 18:36:46 +0100
branchhelium-7.0.x
changeset 615 23ca302eb377
parent 0 044383f39525
child 590 360bd6b35136
permissions -rw-r--r--
Add prebuilt jar for changes in Bug 3222
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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#
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# Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
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# All rights reserved.
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# This component and the accompanying materials are made available
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# under the terms of the License "Eclipse Public License v1.0"
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# which accompanies this distribution, and is available
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# at the URL "http://www.eclipse.org/legal/epl-v10.html".
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#
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# Initial Contributors:
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# Nokia Corporation - initial contribution.
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#
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# Contributors:
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#
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# Description: 
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# Produces symbolic information given a ROFS log file and .map files for relevant binary files
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#
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require 5.003_07;
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no strict 'vars';
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use English;
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use FindBin;		# for FindBin::Bin
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my $PerlLibPath;    # fully qualified pathname of the directory containing our Perl modules
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BEGIN {
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    # check user has a version of perl that will cope require 5.005_03;
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    # establish the path to the Perl libraries: currently the same directory as this script
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    $PerlLibPath = $FindBin::Bin; # X:/epoc32/tools
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    $PerlLibPath =~ s/\//\\/g;	# X:\epoc32\tools
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    $PerlLibPath .= "\\";
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}
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use lib $PerlLibPath;
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use Modload;
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Load_SetModulePath($PerlLibPath);
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# Globals
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my $maksym = "";
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my $rofsbuild;
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my $debug = 0;
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&args;
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&main;
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exit 0;
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sub CompareAddrs()
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{
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    return -1 if ($a < $b);
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    return 1 if ($a > $b);
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    return 0;
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}
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#
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# main
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#
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sub main()
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{
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	open (ROFS, "<$rofsbuild") or die "ERROR: Can't open rofsbuild log file \"$rofsbuild\"\n";
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	if ($maksym ne "") 
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	{
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		open (SYM, ">$maksym") or die "ERROR: Can't open output file \"$maksym\"\n";
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   		print "Creating $maksym...\n"
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	}
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	my $curretnLine;
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	while ($currentLine = <ROFS>) 	
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	{
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		# Check that the given log file is from a rofs image and set up the name for the symbol file
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		if ($currentLine =~ /^Creating Rofs image (\S*)/) 
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		{
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			if ($maksym eq "") 
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			{
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				# For backwards compatibility, replace trailing .img with .symbol
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				# if no trailing .img, just append .symbol anyway
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				$maksym = $1;
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				$maksym =~ s/(\.img)?$/.symbol/i;
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				close SYM;
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				open (SYM, ">$maksym") or die "ERROR: Can't open output file \"$maksym\"\n";
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				print "\nCreating $maksym...\n"
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			}
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			next;
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		}
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		# found at end of file
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		if ($currentLine =~ /^Writing Rom image/) 
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		{
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			close SYM;
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			$maksym = "";
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			next;
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		}
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		# Data file
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		if ($currentLine =~ /^File \'(.*)\' size: \S+\s*$/) 
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		{
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			my $file = $1;
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			$file =~ /([^\\]+)$/;
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			printf SYM "\nFrom    $file\n\n00000000    0000    $1\n";
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		}
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		# Executable file
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		elsif ($currentLine =~ /^Compressed executable File \'(.*)\' size: \S+\s*, mode:\S+\s*$/) 
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		{
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			ProcessCompressedLine($1);
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		}
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	}
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	close SYM;
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	close ROFS;
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}
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sub ProcessCompressedLine
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{
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	my ($file) = @_;
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	my $mapfile;
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	my $mapfile2;
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	print SYM "\nFrom    $file\n\n";
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	# Look in map file for symbols in .text and relocate them
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	$mapfile2 = $file.".map";			
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	$mapfile = $file;
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	$mapfile =~ s/\.\w+$/\.map/;			
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	if (!(open (MAP, "$mapfile2") || open (MAP, "$mapfile"))) 
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	{
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		print "$file\nWarning: Can't open \"$mapfile2\" or \"$mapfile\"\n";
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		# couldn't find map file so output in format that is used for non-binary files
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		my $BinSize = GetSizeFromBinFile($file);
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		$file =~ /([^\\]+)$/;
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		printf "00000000    %04x    $1\n", $BinSize;
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		printf SYM "00000000    %04x    $1\n", $BinSize;
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	} 
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	else 
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	{
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		my @maplines;
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		while ($_ = <MAP>) 
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		{
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			push @maplines, $_;
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		}
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		close MAP;
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		# See if we're dealing with the RVCT output
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		if ($file =~m/ARMV5/i) 
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		{
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			ProcessArmv5File($file, \@maplines);
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		} 
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		elsif( ($file =~ /GCCE/i) || ($file =~ /ARM4/i) )
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		{
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			ProcessGcceOrArm4File($file, \@maplines);
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		}
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		else
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		{
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			print "\nWarning: cannot determine linker type used to create $file\n";
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			$file =~ /([^\\]+)$/;
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			printf SYM "00000000    0000    $1\n";
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		}
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	}
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}
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sub ProcessArmv5File
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{
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	my ($file, $mapLines) = @_;
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	my @maplines = @$mapLines;
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	if ($maplines[0] !~ /^ARM Linker/) 
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	{
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		print "\nWarning: expecting $file to be generated by ARM linker\n";
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		# file not in format produced by ARMV5 linker so treat file as non-binary file
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		$file =~ /([^\\]+)$/;
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		printf SYM "00000000    0000    $1\n";
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	}
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	else
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	{
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		# scroll down to the global symbols
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		while ($_ = shift @maplines) 
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		{
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			if ($_ =~ /Global Symbols/) 
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			{
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				last;
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			}
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		}
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		my %syms;
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		my $baseOffset; # offset to subtract from each address so that the first entry has address 0x0
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		foreach (@maplines) 
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		{
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			# name address ignore size section
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			if (/^\s*(.+)\s*(0x\S+)\s+[^\d]*(\d+)\s+(.*)$/) 
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			{
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				my $sym = $1;
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				my $addr = hex($2);
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				my $size = sprintf("%04x",$3);
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				my $section = $4;
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				$size = sprintf("%04x", 8) if ($section =~ /\(StubCode\)/);
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				# it is possible that there will be more than one entry in a log file for a
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				# particular address, this is because aliases are included.
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				# The following code checks that the correct function (i.e. the one with
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				# non-zero size) is being included in the symbol file.
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				if(exists $syms{$addr})
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				{ # an entry at this address exists, replace if it is an alias
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					if( ($size != 0) && ($addr > 0) )
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					{
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						if( ! defined $baseOffset )
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						{
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							$baseOffset = $addr;
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						}
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						$syms{$addr - $baseOffset} = "$size    $sym $section";
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					}
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				}
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				else
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				{ # no entry at this address so create one regardless of whether size is zero
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					if( $addr > 0 )
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					{
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						if( ! defined $baseOffset )
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						{
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							$baseOffset = $addr;
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						}	
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						$syms{$addr - $baseOffset} = "$size    $sym $section";
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					}
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				}
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			}
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		}
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		# Write symbols in address order
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		my @addrs = sort CompareAddrs keys %syms;
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		for ($i = 0; $i < @addrs ; $i++) 
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		{
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			my $thisaddr = $addrs[$i];
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			printf SYM "%08x    %s\n",
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			$thisaddr, $syms{$thisaddr};
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		}
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	}
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}
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sub ProcessGcceOrArm4File
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{
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	my ($file, $mapLines) = @_;
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	my @maplines = @$mapLines;
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	my %syms;
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	my $stubhex=1;
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	# Find text section
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	while (($_ = shift @maplines) && !(/^\.text\s+/)) 
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	{
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	}
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	/^\.text\s+(\w+)\s+\w+/ or die "ERROR: Can't get .text section info for \"$file\"\n";
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	my $imgtext=hex($1);
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	# Slurp symbols 'til the end of the text section
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	foreach (@maplines) 
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	{
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		# blank line marks the end of the text section
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		last if (/^$/);
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   256
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		# .text <addr> <len>  <library(member)>
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		# .text$something
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		#       <addr> <len>  <library(member)>
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		#       <addr> <len>  LONG 0x0
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		if (/^\s(\.text)?\s+(0x\w+)\s+(0x\w+)\s+(.*)$/io) 
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		{
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			my $address = hex($2);
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			my $length = hex($3);
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			my $libraryfile = $4;
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			next if ($libraryfile =~ /^LONG 0x/);
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			$syms{$address+$length} = ' ';	# impossible symbol as end marker
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			#set $stubhex value as $address if there is a match
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			if ($libraryfile =~ /.*lib\(.*d\d*s_?\d{5}.o\)$/io) 
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			{
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				$stubhex=$address;
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			}
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			next;
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		}
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		#  <addr>  <symbol name possibly including spaces>
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		if (/^\s+(\w+)\s\s+([a-zA-Z_].+)/o) 
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		{
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			my $addr = hex($1);
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			my $symbol = $2;
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			$symbol = "stub $symbol" if ($addr == $stubhex);
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			$syms{$addr} = $symbol;
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			next;
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		}
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	}				
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	# Write symbols in address order
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	@addrs = sort CompareAddrs keys %syms;
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	for ($i = 0; $i < @addrs - 1; $i++) 
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	{
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   294
		my $symbol = $syms{$addrs[$i]};
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		next if ($symbol eq ' ');
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   296
		printf SYM "%08x    %04x    %s\n",
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		$addrs[$i] - $imgtext, $addrs[$i+1]-$addrs[$i], $symbol;
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   298
	}
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	# last address assumed to be imgtext+lentext
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   300
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	close MAP;
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   302
}
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#
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# args - get command line args
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#
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sub args
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{
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	my $arg;
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	my @args;
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   311
	my $flag;
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   312
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	&help if (!@ARGV);
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   314
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   315
	while (@ARGV) 
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	{
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   317
		$arg = shift @ARGV;
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   318
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		if ($arg=~/^[\-\/](\S*)$/) 
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		{
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   321
			$flag=$1;
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   322
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   323
			if ($flag=~/^[\?h]$/i) 
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			{
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   325
				&help;
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   326
			}
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			elsif ($flag=~/^d$/i) 
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			{
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				$debug = 1;
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   330
			}
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		       	else 
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			{
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				print "\nERROR: Unknown flag \"-$flag\"\n";
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   334
				&usage;
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   335
				exit 1;
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   336
			}
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   337
		}
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   338
		else 
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   339
		{
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   340
			push @args,$arg;
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   341
		}
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   342
	}
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   343
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   344
	if (@args)
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   345
	{
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   346
		$rofsbuild = shift @args;
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   347
		if (@args) 
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   348
		{
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   349
			$maksym = shift @args;
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   350
			if (@args) 
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   351
			{
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   352
				print "\nERROR: Incorrect argument(s) \"@args\"\n";
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   353
				&usage;
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   354
				exit 1;
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diff changeset
   355
			}
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diff changeset
   356
		}
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diff changeset
   357
	}
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   358
}
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diff changeset
   359
044383f39525 Convert Build package from SFL to EPL
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diff changeset
   360
sub help ()
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diff changeset
   361
{
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diff changeset
   362
	my $build;
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diff changeset
   363
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diff changeset
   364
	&Load_ModuleL('E32TPVER');
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diff changeset
   365
	print "\nmaksymrofs - Produce symbolic information given a ROFS image (Build ",
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   366
	&E32tpver, ")\n";
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diff changeset
   367
	&usage;
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parents:
diff changeset
   368
	exit 0;
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parents:
diff changeset
   369
}
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parents:
diff changeset
   370
044383f39525 Convert Build package from SFL to EPL
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diff changeset
   371
sub usage ()
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diff changeset
   372
{
044383f39525 Convert Build package from SFL to EPL
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diff changeset
   373
    print <<EOF
044383f39525 Convert Build package from SFL to EPL
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diff changeset
   374
044383f39525 Convert Build package from SFL to EPL
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diff changeset
   375
Usage:
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   376
  maksymrofs <logfile> [<outfile>]
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diff changeset
   377
044383f39525 Convert Build package from SFL to EPL
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diff changeset
   378
Where:
044383f39525 Convert Build package from SFL to EPL
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diff changeset
   379
  <logfile>   Log file from rofsbuild tool.
044383f39525 Convert Build package from SFL to EPL
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diff changeset
   380
  <outfile>   Output file. Defaults to imagename.symbol.
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parents:
diff changeset
   381
EOF
044383f39525 Convert Build package from SFL to EPL
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diff changeset
   382
    ;
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   383
    exit 0;
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   384
}
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   385
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   386
sub GetSizeFromBinFile ()
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   387
{
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   388
   my ($file) = @_;
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   389
   my $tmpfile = "temp.info";
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   390
   system("readimage $file -o $tmpfile");
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   391
   return 0 if (!-e $tmpfile);
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   392
   
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   393
   open (TMP, "<$tmpfile");
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   394
   my $line;
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   395
   my $size = 0;
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   396
   while ($line = <TMP>)
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   397
   {
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   398
      print $line;
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   399
      if ($line =~ /^Code size\W+(\w+)$/)
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   400
      {
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   401
        $size = hex($1);
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   402
        last;
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   403
      }
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   404
   }
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   405
   close TMP;
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   406
   unlink $tmpfile;
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   407
   return $size;
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   408
}
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   409