mirror of https://gerrit.osmocom.org/asn1c
893 lines
27 KiB
Perl
Executable File
893 lines
27 KiB
Perl
Executable File
#!/usr/bin/perl -w
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#
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# $Id$
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#
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############################################################################
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# The following preferences may be modified to match the local environment #
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############################################################################
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# Directory with the users data.
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$TMPDIR = '/tmp/asn1c-cgi-jail/';
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$SUIDHelper = './asn1c-suid-helper';
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$SkeletonsDir = '/usr/local/share/asn1c'; # Will be needed only once
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$CompilerLocation = '/usr/local/bin/asn1c'; # asn1c binary location
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$HelpDBFile = $TMPDIR . '/var/db/Help-DB'; # Help requests database
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$HashProgramPath = 'md5'; # Program to hash the input
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$DM = 0750; # Directory mode for all mkdirs
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$MaxHistoryItems = 5; # Number of items in History
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$DynamicHistory = 'yes'; # Full/Short history
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$safeFilenameRE = '[a-zA-Z0-9_]+[.a-zA-Z0-9_-]{0,200}'; # Safe filename regex
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$safeTimeRE = '[0-9]{4}-[0-9]{2}-[0-9]{2}T[0-9]{2}:[0-9]{2}:[0-9]{2}';
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$ASN1C_Page = 'http://lionet.info/asn1c';
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$HelpEmail = 'asn1c@lionet.info';
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$defaultUserEmail = 'your@email-for-reply';
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$DataERR = 65; # EX_DATAERR from <sysexits.h>
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$warn = '<CENTER><FONT SIZE=+1><B>';
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$unwarn = '</B></FONT></CENTER>';
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$OpEnvFailed = 'Failed to create the operations\' environment:';
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$RandFailed = 'No source of randomness';
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$SandBoxInitFailed = 'User playground initialization failed';
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$myName = $ENV{SCRIPT_NAME}; # URL of this particular script (without args)
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$homePath = "<FONT FACE=Courier SIZE=-1>"
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. "<A HREF=http://lionet.info>Home</A>"
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. " >> <A HREF=$ASN1C_Page>asn1c</A>"
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. " >> <A HREF=$ASN1C_Page/asn1c.cgi>Free Online ASN.1 Compiler</A>"
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. "</FONT><P>";
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###################################################
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# The code below rarely requires any modification #
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###################################################
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use CGI qw/param cookie header upload escapeHTML/;
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$|=1; # Enable AutoFlush (for older versions of Perl)
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my %binaryDecoders = (
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x509 => { order => 1,
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type => 'X.509 Certificate',
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typeExt => 'X.509 Certificate',
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exe => 'x509dump',
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cmdopts => '-x',
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msg => ''
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},
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tap0311 => { order => 2,
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type => TAP3,
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typeExt => 'GSM TAP3-11 data',
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exe => 'tap3dump-11',
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cmdopts => '-x',
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msg => ''
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},
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tap0310 => { order => 3,
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type => TAP3,
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typeExt => 'GSM TAP3-10 data',
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exe => 'tap3dump-10',
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cmdopts => '-x',
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msg => ''
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},
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tap0309 => { order => 4,
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type => TAP3,
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typeExt => 'GSM TAP3-09 data',
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exe => 'tap3dump-09',
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cmdopts => '-x',
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msg => ''
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},
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mheg5 => { order => 5,
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type => 'MHEG-5',
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typeExt => 'ISO MHEG-5 data',
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exe => 'mheg5dump',
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cmdopts => '-x',
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msg => ''
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},
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ber => { order => 6,
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type => BER,
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typeExt => 'BER encoded data',
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exe => 'unber',
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cmdopts => '',
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msg => "<!-- Use 'enber' to convert it back into BER -->\n"
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}
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);
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my $redirect = ''; # No redirection by default
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my $redirect_bottom = ''; # No redirection text by default
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my $content = ''; # Default content is empty
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sub IssueRedirect() {
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$redirect = "<META HTTP-EQUIV=\"Refresh\" "
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. "CONTENT=\"5; URL=$myName\">";
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$redirect_bottom = "<P><CENTER>This page will <A HREF=$myName>disappear</A> in 5 seconds.</CENTER>"
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}
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# If something goes wrong, this function is invoked to display the error message
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sub bark($@) {
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local $_ = join("<BR>\n", @_);
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$content = $warn . $_ . $unwarn;
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goto PRINTOUT;
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}
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# Make the directory name containing session files for the given Session ID
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sub makeSessionDirName($$) {
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my $pfx = shift; # Prefix is the name of the top-level directory
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my $sid = shift; # Session identifier (md5)
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$pfx . '/sessions/' . $sid . '/';
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}
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# Create ISO 8601 time string: "YYYY-MM-DDThh:mm:ss"
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my $cachedTime;
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sub isoTime() {
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return $cachedTime if $cachedTime;
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my @tm = localtime(time);
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$tm[5] += 1900;
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$tm[4] += 1;
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# Insert leading zeros
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for(my $i = 0; $i < 5; $i++) {
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$tm[$i] =~ s/^(.)$/0$1/;
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}
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$cachedTime = "$tm[5]-$tm[4]-$tm[3]T$tm[2]:$tm[1]:$tm[0]";
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}
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# Create the necessary environment for chrooting into.
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sub prepareChrootEnvironment() {
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return 1 if(-d $TMPDIR); # Envuronment already exists
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mkdir $TMPDIR, $DM, or bark($OpEnvFailed, $!); # Global directory
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mkdir $TMPDIR . 'sessions', $DM or bark($OpEnvFailed, $!); # sessions
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mkdir $TMPDIR . 'bin', $DM or bark($OpEnvFailed, $!); # asn1c location
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mkdir $TMPDIR . 'skeletons', $DM or bark($OpEnvFailed, $!); # asn1c data
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mkdir $TMPDIR . 'var', $DM or bark($OpEnvFailed, $!);
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mkdir $TMPDIR . 'var/db', $DM or bark($OpEnvFailed, $!);
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if(-d '/lib') {
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# Merge in dynamic libc
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mkdir $TMPDIR . 'lib', $DM or bark($OpEnvFailed, $!);
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system("cd $TMPDIR/lib && "
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. "for i in"
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. " /lib/ld-linux.*" # Linux ELF loader
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. " /lib/libc.*" # Standard C library
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. " /lib/libm.*" # Math library
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. '; do ln $i; done');
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} elsif(-d '/usr/lib') {
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# There's no /lib on MacOS
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mkdir $TMPDIR . 'usr', $DM or bark($OpEnvFailed, $!);
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mkdir $TMPDIR . 'usr/lib', $DM or bark($OpEnvFailed, $!);
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mkdir $TMPDIR . 'usr/lib/system', $DM or bark($OpEnvFailed, $!);
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system("cd $TMPDIR/usr/lib && "
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. "for i in"
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. " /usr/lib/libc.*"
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. " /usr/lib/libSystem.*"
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. " /usr/lib/system/libmath*"
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. " /usr/lib/dy*"
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. '; do ln $i; done');
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}
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if(-d '/usr/libexec') {
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# FreeBSD ELF loader
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mkdir $TMPDIR . 'usr', $DM;
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mkdir $TMPDIR . 'usr/libexec',$DM or bark($OpEnvFailed, $!);
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system("cd $TMPDIR/usr/libexec && "
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. 'for i in /usr/libexec/ld-elf.*; do ln $i; done');
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}
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system("cp $CompilerLocation $TMPDIR/bin 2>/dev/null") == 0
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or bark($OpEnvFailed, $!);
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system("cp -r $SkeletonsDir/* $TMPDIR/skeletons >/dev/null 2>&1") == 0
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or bark($OpEnvFailed, $!);
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return 1;
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}
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sub makeArchive($$) {
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my $TMPDIR = shift;
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my $sandbox = shift;
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my $archName = $sandbox . '/+Archive.tgz';
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if(! -f $archName) {
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system("cd $sandbox && "
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. "for i in ./*.[ch]; do if [ -L \$i ]; then"
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. " cp $TMPDIR/skeletons/\$i \$i.-;"
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. " mv \$i.- \$i;"
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. " fi done && tar --dereference --ignore-failed-read --owner nobody --group nobody -zcf +tmp." . $$ . " *.[ch] Makefile* +Compiler.Log *.asn *.asn1"
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. " && rm -f ./*.[ch] ./Makefile*"
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. " && mv ./+tmp." . $$ . " $archName"
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. " || rm -f ./+tmp." . $$);
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undef unless -f $archName;
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}
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$archName;
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}
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my $EnvironmentSetOK = prepareChrootEnvironment();
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#
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# Record user's email.
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#
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$userEmail = cookie('userEmail');
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$userEmail = $defaultUserEmail unless defined($userEmail);
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$tmpEmail = param('email');
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if(defined($tmpEmail)) {
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unless($tmpEmail =~ /^\s*([a-z0-9._+-]+@[a-z0-9.+-]+)\s*$/i) {
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bark("Invalid email address: "
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. "<B><FONT COLOR=darkred>$tmpEmail</FONT></B>");
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}
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my $previousEmail = $userEmail;
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$userEmail = $1;
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if($userEmail eq $defaultUserEmail) {
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IssueRedirect();
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bark("Please enter <FONT COLOR=red>your own</FONT> "
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. "valid email address, "
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. "instead of default \"<FONT COLOR=darkred>$defaultUserEmail</FONT>\"");
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}
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if($userEmail ne $previousEmail) {
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# Refresh cookie contents.
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my $ck = cookie(-name=>'userEmail',
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-value=>$userEmail,
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-path=>'/', -expires=>'+1d');
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print "Set-Cookie: " . $ck . "\n";
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}
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}
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#
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# Check if full history requested.
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#
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$HistoryShow = cookie('HistoryShow');
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$HistoryShow = '' unless $HistoryShow;
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$tmpHSParam = param('history'); # Control cookie setting
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if (defined($tmpHSParam)
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&& $tmpHSParam ne $HistoryShow
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&& $tmpHSParam =~ /^(full|short)$/) {
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$HistoryShow = $tmpHSParam;
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my $ck = cookie(-name=>'HistoryShow',
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-value=>$HistoryShow,
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-path=>'/', -expires=>'+1h');
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print "Set-Cookie: " . $ck . "\n";
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}
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#
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# Prepare the session and create the session directory.
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# If session exists, perfom arguments checking and execute historic views.
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#
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$session = cookie('SessionID');
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unless($session) {
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$session = '';
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open(R, '/dev/urandom')
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or open(R, '/dev/random')
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or bark($RandFailed);
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read(R, $session, 16) == 16 or bark("Not enough randomness");
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if($ENV{HTTP_USER_AGENT}) {
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$session .= $ENV{HTTP_USER_AGENT}; # Add randomness
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}
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my $pid = open(R, "-|");
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if($pid == 0) { # Child
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open(W, "| $HashProgramPath") or die;
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print W $session;
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exit(0);
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}
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$session = <R>;
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$session =~ s/[^a-f0-9]//ig;
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bark("md5 program is rotten here") if(length($session) != 32);
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$sessionDir = makeSessionDirName($TMPDIR, $session);
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mkdir($sessionDir, $DM) or bark($SandBoxInitFailed);
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my $ck = cookie(-name=>'SessionID', -value=>$session,
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-path=>'/', -expires=>'+1y');
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print "Set-Cookie: " . $ck . "\n";
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} else {
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$session =~ s/[^a-f0-9]//ig;
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bark("Nope, try again") if(length($session) != 32); # cool hacker?
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# Make sure the session directory exists
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$sessionDir = makeSessionDirName($TMPDIR, $session);
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mkdir($sessionDir, $DM) or bark($SandBoxInitFailed)
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unless(-d $sessionDir);
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my $t = param('time');
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my $file = param('file');
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my $fetch = param('fetch');
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my $show = param('show');
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my $remove = param('remove');
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unless(defined($t) && defined($file)
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&& $t =~ /^${safeTimeRE}$/
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&& $file =~ /^${safeFilenameRE}$/
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&& ($fetch eq '' or $fetch =~ /^${safeFilenameRE}$/)
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) {
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$file = '';
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$fetch = '';
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$show = '';
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$remove = '';
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}
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if($fetch ne '' or $show =~ /^(log|unber|tgz)$/ or $remove ne '') {
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my $sandbox = $sessionDir . '/' . $t . '--' . $file;
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my $targetFile = '';
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if($show eq 'tgz') {
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my $tarball = makeArchive($TMPDIR, $sandbox);
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defined $tarball
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or bark("Cannot create archive [$sandbox]");
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printf("Content-Type: application/x-tar\n");
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printf("Content-Encoding: gzip\n\n");
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exec("cat $tarball");
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exit(0);
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} elsif($show eq 'unber') {
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$targetFile = $sandbox . '/+UNBER';
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} elsif($show eq 'log') {
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$targetFile = $sandbox . '/+Compiler.Log';
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} elsif($remove ne '') {
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print "Status: 303 See Other\n";
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print "Location: $myName\n";
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print "\n";
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rename($sandbox,
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$sessionDir . '/' . $t . '-R--' . $file);
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exit(0);
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} else {
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$targetFile = $sandbox . '/' . $fetch;
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}
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if($targetFile ne '') {
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open(I, '< ' . $targetFile)
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or bark("Invalid or outdated request $!");
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printf "Content-Type: text/plain\n\n";
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print while <I>;
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exit(0);
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}
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}
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}
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#
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# Check if transaction help is requested.
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#
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$transHelp = param('transHelp');
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if(defined($transHelp)
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&& $transHelp =~ /^([0-9]+)--($safeTimeRE)--($safeFilenameRE)$/) {
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open(S, "| sendmail -it")
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or bark("Cannot perform help request, "
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. "please email to the address below");
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print S "From: $userEmail\n";
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print S "To: $HelpEmail\n";
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print S "Subject: asn1c help requested for $3 ($1) by $userEmail\n";
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print S "\n";
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print S "\n-- \n";
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print S "User $userEmail requested help with\n";
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print S "$session/$2--$3 ($1)\n";
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close(S);
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open(S, '>> ' . $sessionDir . '/' . $2 . '--' . $3 . '/+HelpReq')
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or bark("Cannot perform help request, "
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. "please email to the address below");
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print S "$userEmail\n";
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close(S);
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open(S, '>> ' . $HelpDBFile); # Susceptible to race condition.
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print S "$session/$2--$1--$3\n";
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close(S);
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$content = '<CENTER>Transaction '
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. "$1 ($3) is marked for manual processing.<BR>"
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. "Results will be mailed to "
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. "<FONT COLOR=darkgreen>$userEmail</FONT> shortly."
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. "</CONTENT>";
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IssueRedirect();
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goto PRINTOUT;
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}
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open(LOG, ">> $sessionDir/+logfile") or bark("Sandbox error: $!");
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print LOG isoTime() . "\tIP=$ENV{REMOTE_ADDR}";
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print LOG "\tEMAIL=$userEmail" if($userEmail ne $defaultUserEmail);
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@gotSafeNames = ();
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@gotNames = param('file');
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if($#gotNames != -1 && $gotNames[0] ne "") {
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$gotFile = param('file');
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@gotFiles = upload('file');
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} else {
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@gotNames = ();
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@gotFiles = ();
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$gotFile = undef;
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}
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my $asnText = param('text');
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if($#gotNames == -1) {
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push(@gotNames, 'module.asn1') if $asnText;
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}
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# Make safe filenames
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foreach my $fname (@gotNames) {
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local $_ = $fname;
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s/.*\///g; # Strip directory components
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s/.*\\//g; # Strip directory components (DOS version)
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s/^[.-]/_/g; # Don't allow filenames starting with a dot or a dash
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s/[^._a-zA-Z0-9-]/_/g;
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if(!length($_)) {
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print LOG "\n";
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bark("Too strange filename: \"$fname\"");
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}
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$_ .= '.asn1' unless(/asn[1]{0,1}$/i);
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@gotSafeNames = (@gotSafeNames, $_);
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print LOG "\t" . $_;
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}
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#
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# Save the files and start compilation process.
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#
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if($#gotSafeNames >= 0) {
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$transactionDir = isoTime() . '--' . join("-", @gotSafeNames);
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print LOG "\tDST=$transactionDir";
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my $sandbox = $sessionDir . '/' . $transactionDir;
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mkdir($sandbox, $DM) or bark($SandBoxInitFailed);
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open(O, '> ' . $sandbox . '/+Names');
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print O join("\n", @gotNames);
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open(O, '> ' . $sandbox . '/+safeNames');
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print O join("\n", @gotSafeNames);
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for(my $i = 0; $i <= $#gotSafeNames; $i++) {
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my $name = $gotSafeNames[$i];
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open(O, '> ' . $sandbox . '/'. $name);
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if($#gotFiles == -1) {
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print O $asnText; # param(text)
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unlink $sessionDir . '/lastText';
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symlink $transactionDir . '/' . $name,
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$sessionDir . '/lastText';
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} else {
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# Save the uploaded data into specified file
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print O while <$gotFile>;
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}
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}
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close(O);
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my $inChDir = makeSessionDirName("/", $session) . $transactionDir;
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my $options = '';
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my $optDebugL = param('optDebugL');
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my $optE = param('optE');
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my $optEF = param('optEF');
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my $optNT = param('optNT');
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my $optCN = param('optCN');
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$options .= " -Wdebug-lexer"
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if(defined($optDebugL) && $optDebugL eq "on");
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$options .= " -E" if(defined($optE) && $optE eq "on");
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$options .= " -EF" if(defined($optEF) && $optEF eq "on");
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$options .= " -fnative-types" if(defined($optNT) && $optNT eq "on");
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$options .= " -fcompound-names" if(defined($optCN) && $optNT eq "on");
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my $CompileASN = "$TMPDIR/bin/asn1c -v | sed -e 's/^/-- /'"
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. " > $sandbox/+Compiler.Log 2>&1"
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. "; $SUIDHelper $TMPDIR $inChDir asn1c $options @gotSafeNames "
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. " >> $sandbox/+Compiler.Log 2>&1"
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. "; ec=\$?; echo \$ec > $sandbox/+ExitCode"
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. "; exit \$ec";
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my $fType = param('fileType');
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$fType = 'auto' unless $fType;
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|
|
# Compile as ASN.1 text
|
|
if($fType eq 'auto' || $fType eq 'asn1') {
|
|
my $ec = system($CompileASN);
|
|
bark("Failed to initiate compilation process: $!")
|
|
if(!-r $sandbox . '/+ExitCode');
|
|
if($ec != (256 * $DataERR)) {
|
|
makeArchive($TMPDIR, $sandbox) unless $ec;
|
|
goto REGET; # Issue a clean GET request.
|
|
}
|
|
}
|
|
|
|
# Unrecognized ASN.1 module format.
|
|
# Try out several BER decoders.
|
|
foreach my $t (sort { $binaryDecoders{$a} cmp $binaryDecoders{$b} }
|
|
keys %binaryDecoders) {
|
|
next unless ($fType eq 'auto' or $fType eq $t);
|
|
my %dec = %{$binaryDecoders{$t}};
|
|
my $ec = system("$SUIDHelper $TMPDIR $inChDir $dec{exe} $dec{cmdopts} @gotSafeNames > $TMPDIR/$inChDir/+UNBER.tmp 2>&1");
|
|
next if ($ec != 0 and $t ne $fType
|
|
and (-s "$TMPDIR/$inChDir/+UNBER.tmp" < 1000));
|
|
last unless open(U, "> $TMPDIR/$inChDir/+UNBER");
|
|
my $fnames = escapeHTML(join(", ", @gotNames));
|
|
print U "<!-- $dec{type} structure of $fnames; "
|
|
. "decoded by '$dec{exe}' "
|
|
. "(c) Lev Walkin <vlm\@lionet.info> -->\n"
|
|
. $dec{msg};
|
|
open(T, "< $TMPDIR/$inChDir/+UNBER.tmp");
|
|
print U while <T>;
|
|
close(U);
|
|
close(T);
|
|
open(U, "> $TMPDIR/$inChDir/+UNBER.TYPE");
|
|
print U $dec{typeExt};
|
|
close(U);
|
|
if($ec) {
|
|
# Indicate unclean exit.
|
|
open(U, "> $TMPDIR/$inChDir/+UNBER.EXIT");
|
|
print U $ec;
|
|
close(U);
|
|
}
|
|
last;
|
|
}
|
|
unlink("$TMPDIR/$inChDir/+UNBER.tmp");
|
|
|
|
REGET:
|
|
|
|
if($ENV{REQUEST_METHOD} ne 'GET') {
|
|
print "Status: 303 See Other\n";
|
|
print "Location: $myName\n";
|
|
}
|
|
}
|
|
|
|
my $rtt = '';
|
|
if(-f $sessionDir . '/lastText') {
|
|
if(param('resetText')) {
|
|
unlink $sessionDir . '/lastText';
|
|
} else {
|
|
$rtt = "<BR> [<A HREF=$myName?resetText=ok>refill with sample ASN.1 module text</A>]";
|
|
}
|
|
}
|
|
|
|
$form =
|
|
"<FORM METHOD=POST ACTION=$myName ENCTYPE=\"multipart/form-data\">"
|
|
. "<TABLE BORDER=0><TR><TD> </TD><TD COLSPAN=2>"
|
|
. "Pick the ASN.1 module or binary encoded data file:\n"
|
|
. "</TD></TR><TD VALIGN=top><FONT COLOR=green>⇒</FONT></TD><TD>"
|
|
. "<SELECT NAME=fileType>"
|
|
. "<OPTION VALUE=auto>Autodetect type of file ..."
|
|
. "<OPTION VALUE=asn1>ASN.1 module text..."
|
|
. "<OPTION VALUE=ber>BER/DER/CER data ..."
|
|
. "<OPTION VALUE=tap0311>GSM TAP3-11 data ..."
|
|
. "<OPTION VALUE=tap0310>GSM TAP3-10 data ..."
|
|
. "<OPTION VALUE=tap0309>GSM TAP3-09 data ..."
|
|
. "<OPTION VALUE=mheg5>ISO MHEG-5 data ..."
|
|
. "<OPTION VALUE=x509>X.509 in DER (not PEM!)..."
|
|
. "</SELECT>"
|
|
. "</TD><TD ALIGN=right>"
|
|
. "<INPUT TYPE=file NAME=file SIZE=13>"
|
|
. "</TD></TR><TR><TD> </TD><TD COLSPAN=2>"
|
|
. "Or paste the ASN.1 text into the following area:$rtt\n"
|
|
. "</TD></TR><TD VALIGN=top><FONT COLOR=green>⇒</FONT></TD><TD COLSPAN=2>"
|
|
. "<TEXTAREA NAME=text ROWS=16 COLS=60>\n"
|
|
;
|
|
if(open(T, '< ' . $sessionDir . '/lastText')) {
|
|
$form .= escapeHTML($_) while <T>;
|
|
close(T);
|
|
} else {
|
|
$form .= ""
|
|
. "/*\n"
|
|
. " * This ASN.1 specification is given for illustrative purposes.\n"
|
|
. " * Your own ASN.1 module must be properly formed too!\n"
|
|
. " * (Make sure it has BEGIN/END statements, etc.)\n"
|
|
. " */\n"
|
|
. "TestModule DEFINITIONS ::= \n"
|
|
. "BEGIN\n"
|
|
. "\n"
|
|
. " TestType ::= SEQUENCE {\n"
|
|
. " num [PRIVATE 1] INTEGER,\n"
|
|
. " str UTF8String (SIZE(1..20)) OPTIONAL\n"
|
|
. " }\n"
|
|
. "\n"
|
|
. "END\n"
|
|
;
|
|
}
|
|
|
|
$form .= "</TEXTAREA>\n"
|
|
. "</TD></TR><TD COLSPAN=3 ID=extrasmall"
|
|
. " STYLE=\"border-left: dashed 1px rgb(200, 200, 200);\">\n"
|
|
. "These options may be used to control the compiler's behavior:<BR>\n"
|
|
. "<INPUT TYPE=checkbox NAME=optDebugL> Debug lexer (<I>-Wdebug-lexer</I>)<BR>\n"
|
|
. "<INPUT TYPE=checkbox NAME=optE> Just parse and dump (do not verify) (<I>-E</I>)<BR>\n"
|
|
. "<INPUT TYPE=checkbox NAME=optEF> Parse, verify validity, and dump (<I>-E -F</I>)<BR>\n"
|
|
. "<INPUT TYPE=checkbox NAME=optNT CHECKED=on> Use native machine types (e.g. <b>double</b> instead of <b>REAL_t</b>) (<I>-fnative-types</I>)<BR>\n"
|
|
. "<INPUT TYPE=checkbox NAME=optCN> Prevent name clashes in compiled output (<I>-fcompound-names</I>)<BR>\n"
|
|
. "<I>... the command line ASN.1 compiler, <A HREF=$ASN1C_Page>asn1c</A>, supports many other parameters</I>."
|
|
. "</FONT>"
|
|
. "</TD></TR><TD VALIGN=top><FONT COLOR=green>⇒</FONT></TD><TD COLSPAN=2>"
|
|
. "<INPUT TYPE=submit VALUE=\"Proceed with ASN.1 compilation\">"
|
|
. " (<A HREF=$ASN1C_Page>What is ASN.1?</A>)"
|
|
. "</FORM></TD></TR></TABLE>";
|
|
|
|
#
|
|
# Gather previous transactions to generate the history page.
|
|
# The history page contains a list of several last ASN.1 files
|
|
# which were uploaded for compilation into the system
|
|
# by this particular browser (cookie-tracked).
|
|
#
|
|
opendir(SD, $sessionDir) or bark("Cannot open sandbox: $!");
|
|
my @transactions = sort { $b cmp $a }
|
|
(grep {/^${safeTimeRE}(-R)?--${safeFilenameRE}?$/}
|
|
readdir(SD));
|
|
my $CountHistoryItems = 0;
|
|
my $CountGlobalItems = 0;
|
|
my $CountShownItems = 0;
|
|
my $fullresp = param("fullresp");
|
|
foreach my $trans (sort { $b cmp $a } @transactions) {
|
|
$CountGlobalItems++;
|
|
next unless($trans =~ /^($safeTimeRE)--($safeFilenameRE)$/);
|
|
$CountHistoryItems++;
|
|
next if($CountHistoryItems > $MaxHistoryItems
|
|
&& $HistoryShow ne 'full');
|
|
$CountShownItems++;
|
|
|
|
my ($t, $f) = ($1, $2);
|
|
my $origTime = $t;
|
|
$t =~ s/T/ /; # "1999-01-02T13:53:12" => "1999-01-02 13:53:12"
|
|
|
|
# Global transaction number
|
|
my $tNum = 2 + $#transactions - $CountGlobalItems;
|
|
|
|
# Open the list of file names under which these files are known
|
|
# at the remote system.
|
|
open(I, '< ' . $sessionDir . '/' . $trans . '/+Names');
|
|
my @Names = <I>;
|
|
|
|
# Open the list of "safe" file names under which these files
|
|
# are known to our file system.
|
|
open(I, '< ' . $sessionDir . '/' . $trans . '/+safeNames');
|
|
my @safeNames = <I>;
|
|
|
|
# Create a list of real file names whith appropriate links to the
|
|
# "safe" file names for subsequent file fetching.
|
|
my @markedNames = ();
|
|
for(my $i = 0; $i <= $#Names; $i++) {
|
|
local $_ = "<A HREF=\"$myName?time="
|
|
. escapeHTML($origTime)
|
|
. "&file=$f"
|
|
. "&fetch=$safeNames[$i]\" ID=modrefs>"
|
|
. escapeHTML($Names[$i])
|
|
. "</A>";
|
|
@markedNames = (@markedNames, $_);
|
|
}
|
|
|
|
my $ec = '';
|
|
open(I, '< ' . $sessionDir . '/' . $trans . '/+ExitCode')
|
|
and chop($ec = <I>);
|
|
|
|
my $resCode = "log";
|
|
my $resText = "Show compiler log";
|
|
|
|
if($ec eq "0") {
|
|
$results = "<FONT COLOR=darkgreen><B>"
|
|
. "Compiled OK</B></FONT><BR>\n";
|
|
} elsif(open(U, $sessionDir . '/' . $trans . '/+UNBER.TYPE')) {
|
|
my $type = <U>; close(U);
|
|
my $msg;
|
|
if($ec eq '') {
|
|
$msg = 'Treating input as ' . $type;
|
|
} else {
|
|
$msg = 'This looks like ' . $type;
|
|
}
|
|
$results = "<FONT COLOR=darkgreen><B>$msg</B></FONT><BR>\n";
|
|
if(-f $sessionDir . '/' . $trans . '/+UNBER.EXIT') {
|
|
$results = "<FONT COLOR=darkred SIZE=-1>"
|
|
. "<NOBR>$type:</NOBR> "
|
|
. "Broken encoding</FONT><BR>\n";
|
|
$ec = 'broken-input';
|
|
$resText = "Show $type decoding attempt";
|
|
} else {
|
|
$ec = 0;
|
|
$resText = "Show $type contents";
|
|
}
|
|
$resCode = "unber";
|
|
} else {
|
|
my $why = $ec;
|
|
$why = "<NOBR>Broken input file</NOBR>" if $ec == $DataERR;
|
|
$results = "<FONT COLOR=darkred SIZE=-1>"
|
|
. "<NOBR>ASN.1 compiler error:</NOBR> "
|
|
. "$why</FONT><BR>\n";
|
|
}
|
|
|
|
$allowFetchResults = $ec eq "0"
|
|
&& (-f $sessionDir . '/' . $trans . '/+Archive.tgz'
|
|
|| -f $sessionDir . '/' . $trans . '/Makefile.am.sample');
|
|
|
|
$results .= "<NOBR>"
|
|
. ($allowFetchResults ? '1. ' : '')
|
|
. "<A HREF=\"$myName/$f-$tNum.$resCode?time="
|
|
. escapeHTML($origTime)
|
|
. "&file=$f"
|
|
. "&show=$resCode\">"
|
|
. "$resText</A>"
|
|
. ($ec ? ' ←' : '')
|
|
. "</NOBR>";
|
|
$results .= "<BR>\n<NOBR>"
|
|
. "2. <A HREF=\"$myName/$f-$tNum.tgz?time="
|
|
. escapeHTML($origTime)
|
|
. "&file=$f"
|
|
. "&show=tgz\">"
|
|
. "Fetch compiled C sources (.tgz)</A> ←</NOBR>"
|
|
if $allowFetchResults;
|
|
if($ec ne "0") {
|
|
my ($eml, @resp);
|
|
open(H, '< ' . $sessionDir . '/' . $trans . '/+HelpResp')
|
|
and @resp = <H>;
|
|
open(H, '< ' . $sessionDir . '/' . $trans . '/+HelpReq')
|
|
and chomp($eml = <H>);
|
|
if($#resp >= 0) {
|
|
shift(@resp) while($resp[0] =~ /^$/);
|
|
if($fullresp eq $tNum) {
|
|
my $r = join("<BR>", @resp);
|
|
$r =~ s/ / /g;
|
|
$results .= "<P><B>Analysis:</B>";
|
|
$results .= "<BR>(<A HREF=\"$myName\">Hide full explanation</A>)";
|
|
$results .= "<BLOCKQUOTE>";
|
|
$results .= $r;
|
|
$results .= "</BLOCKQUOTE>";
|
|
$results .= "(<A HREF=\"$myName\">Hide full explanation</A>)";
|
|
} else {
|
|
$results .= "<P><B>Analysis:</B> $resp[0]<BR>";
|
|
$results .= "(<A HREF=\"$myName?fullresp=$tNum\">Show full explanation</A>)";
|
|
}
|
|
} elsif($eml) {
|
|
$results .= "<P><FONT COLOR=darkred Family=Serif><B>"
|
|
. "Status: manual help requested<BR>"
|
|
. " by <FONT COLOR=black>$eml</FONT>,<BR>"
|
|
. "expect results in a few hours.<B></FONT>";
|
|
} else {
|
|
$results .= '<P>'
|
|
. "To get free help, leave a return address:<BR>"
|
|
. "<INPUT TYPE=text NAME=email VALUE=\"$userEmail\"><BR>"
|
|
. "<INPUT TYPE=hidden NAME=transHelp VALUE=\"$tNum--$trans\">"
|
|
. '<INPUT TYPE=Submit VALUE="Help me fix it!">'
|
|
;
|
|
$atLeastOneError = 1;
|
|
}
|
|
}
|
|
|
|
$trColor = ' BGCOLOR=#f8f8f8';
|
|
$trColor = ' BGCOLOR=#d0ffe0' if $CountHistoryItems == 1;
|
|
|
|
$history .= "<TR $trColor>"
|
|
. "<TH ALIGN=center ID=num>$tNum"
|
|
. "<BR><FONT FACE=serif>[<A ID=modrefs "
|
|
. "HREF=\"$myName?time="
|
|
. escapeHTML($origTime)
|
|
. "&file=$f&remove=$tNum\""
|
|
. ">×</A>]</FONT>"
|
|
. "</TH>"
|
|
. "<TD ALIGN=center>"
|
|
. join(", ", @markedNames)
|
|
. "</TD></TD>"
|
|
. "<FORM METHOD=POST ACTION=$myName><TD ID=extrasmall>"
|
|
. $results
|
|
. "</TD></FORM>"
|
|
. "</TR>"
|
|
;
|
|
}
|
|
|
|
if($DynamicHistory eq 'yes') {
|
|
# [Un-]limit number of history items
|
|
$HistoryItemsHidden = $CountHistoryItems - $CountShownItems;
|
|
if($HistoryItemsHidden > 0) {
|
|
# Propose to expand the list.
|
|
my $item = 'item';
|
|
$HistoryItemsHidden == 1 or $item = 'items';
|
|
$history .= "<TR BGCOLOR=white><TD COLSPAN=3 ALIGN=center>"
|
|
. "<A HREF=\"$myName?history=full\">"
|
|
. "Show full history</A> "
|
|
. "($HistoryItemsHidden hidden $item)"
|
|
. "</TD></TR>\n";
|
|
} elsif($HistoryShow eq "full" && $#transactions >= $MaxHistoryItems) {
|
|
# Propose to shorten the list.
|
|
my $item = 'item';
|
|
$MaxHistoryItems == 1 or $item = 'items';
|
|
$history .= "<TR BGCOLOR=white><TD COLSPAN=3 ALIGN=center>"
|
|
. "<A HREF=\"$myName?history=short\">"
|
|
. "Short history</A> ($MaxHistoryItems $item)"
|
|
. "</TD></TR>\n";
|
|
}
|
|
}
|
|
|
|
if($history) {
|
|
$history = "<H3>History</H3>"
|
|
. "<TABLE BORDER=0 CELLPADDING=0 CELLSPACING=0 BGCOLOR=#404040 WIDTH=100%><TR><TD>"
|
|
. "<TABLE BORDER=0 CELLPADDING=5 CELLSPACING=1 WIDTH=100%>\n"
|
|
. "<TR BGCOLOR=#e0f0d0>"
|
|
. "<TH WIDTH=1%>N</TH><TH>Files processed</TH><TH>Result</TH>\n"
|
|
. "</TR>\n"
|
|
. $history . "</TABLE></TD></TR></TABLE><BR>\n";
|
|
|
|
if($atLeastOneError) {
|
|
$history .= "<FONT COLOR=#404040>"
|
|
. "<FONT COLOR=darkred><B>Bottom line:</B> ASN.1 compiler was unable to process some of the input.</FONT><BR>"
|
|
. "This is typically caused by syntax errors in the input files.\n"
|
|
. "Such errors are normally fixed by removing or adding a couple of characters in the ASN.1 module.<BR>\n"
|
|
. "<BR><B><FONT COLOR=darkred>⇒ Please consider clicking on the appropriate "<I>Help me fix it!</I>" button above.</FONT></B><BR>\n"
|
|
. "An email will be sent to a live person who will fix the ASN.1 module for you. (The typical turn-around time is less than 24 hours.)\n"
|
|
. "<BR>This is <B>free</B>, and highly advisable.\n"
|
|
. "<BR>Your request will help us make a better compiler!\n"
|
|
. "<BR>Thank you."
|
|
. "</FONT>";
|
|
}
|
|
}
|
|
|
|
unless($history) {
|
|
$history = "<FONT SIZE=+2 COLOR=#a0a0a0>"
|
|
. "[compiled results will appear here]</FONT>";
|
|
$histValign = 'center';
|
|
} else {
|
|
$histValign = 'top';
|
|
}
|
|
|
|
$content .=
|
|
"<TABLE WIDTH=100% BORDER=0 CELLSPACING=5 CELLPADDING=5><TR><TD ID=inputbox VALIGN=top ROWSPAN=2 WIDTH=40%>\n"
|
|
. "<H3 ALIGN=center>ASN.1 Input</H3>\n"
|
|
. "$form"
|
|
. "</TD><TD WIDTH=60% HEIGHT=50% ALIGN=center VALIGN=$histValign>$history \n"
|
|
. "</TD></TR><TR><TD HEIGHT=50% VALIGN=bottom>"
|
|
. "<B>Privacy Note:</B> this page is tailored "
|
|
. "to your browser. "
|
|
. "<I>Other users will see their own (different) data.</I> "
|
|
. "(<A HREF=asn1c-privacy.html>Read more...</A>)"
|
|
. "</TD></TR></TABLE>";
|
|
|
|
$ua = $ENV{HTTP_USER_AGENT};
|
|
$ua =~ s/\\/\\\\/;
|
|
$ua =~ s/"/\\"/;
|
|
print LOG "\tUA=\"$ua\"";
|
|
print LOG "\n"; # Finalize logging record
|
|
|
|
PRINTOUT:
|
|
|
|
print header(-expires=>'-1y');
|
|
|
|
# If environment has never been set up completely, remove it.
|
|
if($EnvironmentSetOK != 1 && $TMPDIR ne "/") {
|
|
system("rm -rf $TMPDIR/ >/dev/null 2>&1");
|
|
}
|
|
|
|
print<<EOM;
|
|
<HTML>
|
|
<HEAD>
|
|
<TITLE>Free Online ASN.1 Compiler</TITLE>
|
|
<META NAME="Description" CONTENT="Free Online ASN.1 Compiler">
|
|
$redirect
|
|
<STYLE TYPE="text/css">
|
|
TH {
|
|
font-size: 11pt;
|
|
color: #404040;
|
|
font-family: monospace;
|
|
}
|
|
TH#num {
|
|
font-size: 8pt;
|
|
font-family: sans-serif;
|
|
}
|
|
TD {
|
|
font-size: 10pt;
|
|
font-family: sans-serif;
|
|
}
|
|
TD#inputbox {
|
|
border-right: dashed 1px rgb(200, 200, 200);
|
|
}
|
|
TD#extrasmall {
|
|
font-size: 8pt;
|
|
font-family: sans-serif;
|
|
}
|
|
A#modrefs {
|
|
color: #606060;
|
|
text-decoration: none;
|
|
}
|
|
A:hover#modrefs {
|
|
text-decoration: underline;
|
|
}
|
|
A:visited#modrefs {
|
|
color: #b06060;
|
|
}
|
|
</STYLE>
|
|
</HEAD>
|
|
<BODY BGCOLOR=white>
|
|
|
|
$homePath
|
|
|
|
$content
|
|
|
|
$redirect_bottom
|
|
|
|
<HR WIDTH=70%>
|
|
<CENTER><ADDRESS><FONT SIZE=-1 FACE=Courier COLOR=#404040>
|
|
<A HREF=$ASN1C_Page>The ASN.1 Compiler</A>
|
|
Copyright © 2003, 2004, 2005
|
|
Lev Walkin <<A HREF=mailto:vlm@lionet.info?Subject=asn1c>vlm@lionet.info</A>>
|
|
</FONT></ADDRESS></CENTER>
|
|
</BODY>
|
|
</HTML>
|
|
EOM
|