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#!/usr/bin/perl
#############################################################################
##
## Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
## All rights reserved.
## Contact: Nokia Corporation (qt-info@nokia.com)
##
## This file is part of the S60 port of the Qt Toolkit.
##
## $QT_BEGIN_LICENSE:LGPL$
## Commercial Usage
## Licensees holding valid Qt Commercial licenses may use this file in
## accordance with the Qt Commercial License Agreement provided with the
## Software or, alternatively, in accordance with the terms contained in
## a written agreement between you and Nokia.
##
## GNU Lesser General Public License Usage
## Alternatively, this file may be used under the terms of the GNU Lesser
## General Public License version 2.1 as published by the Free Software
## Foundation and appearing in the file LICENSE.LGPL included in the
## packaging of this file. Please review the following information to
## ensure the GNU Lesser General Public License version 2.1 requirements
## will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
##
## In addition, as a special exception, Nokia gives you certain additional
## rights. These rights are described in the Nokia Qt LGPL Exception
## version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
##
## GNU General Public License Usage
## Alternatively, this file may be used under the terms of the GNU
## General Public License version 3.0 as published by the Free Software
## Foundation and appearing in the file LICENSE.GPL included in the
## packaging of this file. Please review the following information to
## ensure the GNU General Public License version 3.0 requirements will be
## met: http://www.gnu.org/copyleft/gpl.html.
##
## If you have questions regarding the use of this file, please contact
## Nokia at qt-info@nokia.com.
## $QT_END_LICENSE$
##
#############################################################################
#######################################################################
#
# A script for setting binary capabilities based on .pkg file contents.
#
#######################################################################
#
# Note: Please make sure to output all changes done to the pkg file in a print statements
# starting with "Patching: " to ease integration into IDEs!
#
use File::Copy;
use File::Spec;
sub Usage() {
print("This script can be used to set capabilities of all binaries\n");
print("specified for deployment in a .pkg file.\n");
print("If no capabilities are given, the binaries will be given the\n");
print("capabilities supported by self-signed certificates.\n\n");
print(" *** NOTE: If *_template.pkg file is given and one is using symbian-abld or\n");
print(" symbian-sbsv2 platform, 'target-platform' is REQUIRED. ***\n\n");
print(" *** NOTE2: When patching gcce binaries built with symbian-sbsv2 toolchain,\n");
print(" armv5 must be specified as platform.\n");
print("\nUsage: patch_capabilities.pl [-c] pkg_filename [target-platform [capability list]]\n");
print("\nE.g. patch_capabilities.pl myapp_template.pkg release-armv5 \"All -TCB\"\n");
print("\nThe parameter -c can be used to just check if package is compatible with self-signing\n");
print("without actually doing any patching.\n");
print("Explicit capability list cannot be used with -c parameter.\n");
exit();
}
sub trim($) {
my $string = shift;
$string =~ s/^\s+//;
$string =~ s/\s+$//;
return $string;
}
my $epocroot = $ENV{EPOCROOT};
my $epocToolsDir = "";
if ($epocroot ne "") {
$epocroot =~ s,\\,/,g;
if ($epocroot =~ m,[^/]$,) {
$epocroot = $epocroot."/";
}
$epocToolsDir = "${epocroot}epoc32/tools/";
}
my $nullDevice = "/dev/null";
$nullDevice = "NUL" if ($^O =~ /MSWin/);
my @capabilitiesToAllow = ("LocalServices", "NetworkServices", "ReadUserData", "UserEnvironment", "WriteUserData", "Location");
my @capabilitiesSpecified = ();
# If arguments were given to the script,
if (@ARGV)
{
# Parse the first given script argument as a ".pkg" file name.
my $pkgFileName = shift(@ARGV);
my $justCheck = "";
my $msgPrefix = "Patching:";
if ($pkgFileName eq "-c") {
$pkgFileName = shift(@ARGV);
$justCheck = true;
$msgPrefix = "Warning:";
}
# These variables will only be set for template .pkg files.
my $target;
my $platform;
# Check if using template .pkg and set target/platform variables
if (($pkgFileName =~ m|_template\.pkg$|i) && -r($pkgFileName))
{
my $targetplatform;
my $templateFile;
my $templateContents;
open($templateFile, "< $pkgFileName") or die ("Could not open $pkgFileName");
$templateContents = <$templateFile>;
close($templateFile);
unless (($targetplatform = shift(@ARGV)) || $templateContents !~ /\$\(PLATFORM\)/)
{
Usage();
}
$targetplatform = "-" if (!$targetplatform);
my @tmpvalues = split('-', $targetplatform);
$target = $tmpvalues[0];
$platform = $tmpvalues[1];
# Convert visual target to real target (debug->udeb and release->urel)
$target =~ s/debug/udeb/i;
$target =~ s/release/urel/i;
if (($platform =~ m/^gcce$/i) && ($ENV{SBS_HOME})) {
# Print a informative note in case suspected misuse is detected.
print "\nNote: You must use armv5 as platform when packaging gcce binaries built using symbian-sbsv2 mkspec.\n";
}
}
# If the specified ".pkg" file exists (and can be read),
if (($pkgFileName =~ m|\.pkg$|i) && -r($pkgFileName))
{
print ("\n");
if ($justCheck) {
print ("Checking");
} else {
print ("Patching");
}
print (" package file and relevant binaries...\n");
if (!$justCheck) {
# If there are more arguments given, parse them as capabilities.
if (@ARGV)
{
@capabilitiesSpecified = ();
while (@ARGV)
{
push (@capabilitiesSpecified, pop(@ARGV));
}
}
}
# Start with no binaries listed.
my @binaries = ();
my $tempPkgFileName = $pkgFileName."_@@TEMP@@";
if (!$justCheck) {
unlink($tempPkgFileName);
open (NEW_PKG, ">>".$tempPkgFileName);
}
open (PKG, "<".$pkgFileName);
my $checkFailed = "";
my $somethingPatched = "";
# Parse each line.
while (<PKG>)
{
my $line = $_;
my $newLine = $line;
# Patch pkg UID if it's in protected range
if ($line =~ m/^\#.*\((0x[0-7][0-9a-fA-F]*)\).*$/)
{
my $oldUID = $1;
print ("$msgPrefix UID $oldUID is not compatible with self-signing!\n");
if ($justCheck) {
$checkFailed = true;
} else {
my $newUID = $oldUID;
$newUID =~ s/0x./0xE/i;
$newLine =~ s/$oldUID/$newUID/;
print ("$msgPrefix Package UID changed to: $newUID.\n");
$somethingPatched = true;
}
}
# If the line specifies a file, parse the source and destination locations.
if ($line =~ m|^ *\"([^\"]+)\"\s*\-\s*\"([^\"]+)\"|)
{
my $sourcePath = $1;
# If the given file is a binary, check the target and binary type (+ the actual filename) from its path.
if ($sourcePath =~ m:\w+(\.dll|\.exe)$:i)
{
# Do preprocessing for template pkg,
# In case of template pkg target and platform variables are set
if(length($target) && length($platform))
{
$sourcePath =~ s/\$\(PLATFORM\)/$platform/gm;
$sourcePath =~ s/\$\(TARGET\)/$target/gm;
}
if ($justCheck) {
push (@binaries, $sourcePath);
} else {
# Change the source file name (but only if not already patched)
my $patchedSourcePath = $sourcePath;
if ($patchedSourcePath !~ m/_patched_caps/)
{
$newLine =~ s/(^.*)(\.dll|\.exe)(.*)(\.dll|\.exe)/$1_patched_caps$2$3$4/i;
$patchedSourcePath =~ s/(^.*)(\.dll|\.exe)/$1_patched_caps$2/i;
copy($sourcePath, $patchedSourcePath) or die "$sourcePath cannot be copied for patching.";
}
push (@binaries, $patchedSourcePath);
}
}
}
print NEW_PKG $newLine;
chomp ($line);
}
close (PKG);
if (!$justCheck) {
close (NEW_PKG);
unlink($pkgFileName);
rename($tempPkgFileName, $pkgFileName);
}
print ("\n");
my $baseCommandToExecute = "${epocToolsDir}elftran -vid 0x0 -capability \"%s\" ";
# Actually set the capabilities of the listed binaries.
foreach my $binaryPath(@binaries)
{
# Create the command line for setting the capabilities.
my ($binaryVolume, $binaryDirs, $binaryBaseName) = File::Spec->splitpath($binaryPath);
my $commandToExecute = $baseCommandToExecute;
my $executeNeeded = "";
if (@capabilitiesSpecified)
{
$commandToExecute = sprintf($baseCommandToExecute, join(" ", @capabilitiesSpecified));
$executeNeeded = true;
my $capString = join(" ", @capabilitiesSpecified);
print ("$msgPrefix Patching the the Vendor ID to 0 and the capabilities used to: \"$capString\" in \"$binaryBaseName\".\n");
} else {
# Test which capabilities are present and then restrict them to the allowed set.
# This avoid raising the capabilities of apps that already have none.
my $dllCaps;
open($dllCaps, "${epocToolsDir}elftran -dump s $binaryPath |") or die ("ERROR: Could not execute elftran");
my $capsFound = 0;
my $originalVid;
my @capabilitiesToSet;
my $capabilitiesToAllow = join(" ", @capabilitiesToAllow);
my @capabilitiesToDrop;
while (<$dllCaps>) {
if (/^Secure ID: ([0-7][0-9a-fA-F]*)$/) {
my $exeSid = $1;
if ($binaryBaseName =~ /\.exe$/) {
# Installer refuses to install protected executables in a self signed package, so abort if one is detected.
# We can't simply just patch the executable SID, as any registration resources executable uses will be linked to it via SID.
print ("$msgPrefix Executable with SID in the protected range (0x$exeSid) detected: \"$binaryBaseName\". A self-signed sis with protected executables is not supported.\n\n");
$checkFailed = true;
}
}
if (/^Vendor ID: ([0-9a-fA-F]*)$/) {
$originalVid = "$1";
}
if (!$capsFound) {
$capsFound = 1 if (/Capabilities:/);
} else {
$_ = trim($_);
if ($capabilitiesToAllow =~ /$_/) {
push(@capabilitiesToSet, $_);
if (Location =~ /$_/i) {
print ("$msgPrefix \"Location\" capability detected for binary: \"$binaryBaseName\". This capability is not self-signable for S60 3rd edition feature pack 1 devices, so installing this package on those devices will most likely not work.\n\n");
}
} else {
push(@capabilitiesToDrop, $_);
}
}
}
close($dllCaps);
if ($originalVid !~ "00000000") {
print ("$msgPrefix Non-zero vendor ID (0x$originalVid) is incompatible with self-signed packages in \"$binaryBaseName\"");
if ($justCheck) {
print (".\n\n");
$checkFailed = true;
} else {
print (", setting it to zero.\n\n");
$executeNeeded = true;
}
}
if ($#capabilitiesToDrop) {
my $capsToDropStr = join("\", \"", @capabilitiesToDrop);
$capsToDropStr =~ s/\", \"$//;
if ($justCheck) {
print ("$msgPrefix The following capabilities used in \"$binaryBaseName\" are not compatible with a self-signed package: \"$capsToDropStr\".\n\n");
$checkFailed = true;
} else {
if ($binaryBaseName =~ /\.exe$/) {
# While libraries often have capabilities they do not themselves need just to enable them to be loaded by wider variety of processes,
# executables are more likely to need every capability they have been assigned or they won't function correctly.
print ("$msgPrefix Executable with capabilities incompatible with self-signing detected: \"$binaryBaseName\". (Incompatible capabilities: \"$capsToDropStr\".) Reducing capabilities is only supported for libraries.\n");
$checkFailed = true;
} else {
print ("$msgPrefix The following capabilities used in \"$binaryBaseName\" are not compatible with a self-signed package and will be removed: \"$capsToDropStr\".\n");
$executeNeeded = true;
}
}
}
$commandToExecute = sprintf($baseCommandToExecute, join(" ", @capabilitiesToSet));
}
$commandToExecute .= $binaryPath;
if ($executeNeeded) {
# Actually execute the elftran command to set the capabilities.
print ("\n");
system ("$commandToExecute > $nullDevice");
$somethingPatched = true;
}
}
if ($checkFailed) {
print ("\n");
if ($justCheck) {
print ("$msgPrefix The package is not compatible with self-signing.\n");
} else {
print ("$msgPrefix Unable to patch the package for self-singing.\n");
}
print ("Use a proper developer certificate for signing this package.\n\n");
exit(1);
}
if ($justCheck) {
print ("Package is compatible with self-signing.\n");
} else {
if ($somethingPatched) {
print ("NOTE: A patched package may not work as expected due to reduced capabilities and other modifications,\n");
print (" so it should not be used for any kind of Symbian signing or distribution!\n");
print (" Use a proper certificate to avoid the need to patch the package.\n");
} else {
print ("No patching was required!\n");
}
}
print ("\n");
} else {
Usage();
}
}
else
{
Usage();
}
|