X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=util%2Fmkerr.pl;h=2a9ddcb6f411595121fa90a116e481e90f477080;hb=f8ea4757cc76fa49231d1118bb2214d4463003c1;hp=8e18f3c2dff8d4c75fbf3a3a4c5b6d0279a8c028;hpb=59fc2b0fc21f0c90a328edb7b2755c242adfb27a;p=oweals%2Fopenssl.git diff --git a/util/mkerr.pl b/util/mkerr.pl index 8e18f3c2df..2a9ddcb6f4 100644 --- a/util/mkerr.pl +++ b/util/mkerr.pl @@ -1,19 +1,28 @@ #!/usr/local/bin/perl -w my $config = "crypto/err/openssl.ec"; +my $hprefix = "openssl/"; my $debug = 0; my $rebuild = 0; my $static = 1; my $recurse = 0; my $reindex = 0; my $dowrite = 0; +my $staticloader = ""; +my $pack_errcode; +my $load_errcode; + +my $errcount; while (@ARGV) { my $arg = $ARGV[0]; if($arg eq "-conf") { shift @ARGV; $config = shift @ARGV; + } elsif($arg eq "-hprefix") { + shift @ARGV; + $hprefix = shift @ARGV; } elsif($arg eq "-debug") { $debug = 1; shift @ARGV; @@ -29,6 +38,9 @@ while (@ARGV) { } elsif($arg eq "-nostatic") { $static = 0; shift @ARGV; + } elsif($arg eq "-staticloader") { + $staticloader = "static "; + shift @ARGV; } elsif($arg eq "-write") { $dowrite = 1; shift @ARGV; @@ -38,7 +50,7 @@ while (@ARGV) { } if($recurse) { - @source = (, , ,, ); + @source = (, , ); } else { @source = @ARGV; } @@ -53,11 +65,14 @@ while() { if(/^L\s+(\S+)\s+(\S+)\s+(\S+)/) { $hinc{$1} = $2; + $libinc{$2} = $1; $cskip{$3} = $1; if($3 ne "NONE") { $csrc{$1} = $3; $fmax{$1} = 99; $rmax{$1} = 99; + $fassigned{$1} = ":"; + $rassigned{$1} = ":"; $fnew{$1} = 0; $rnew{$1} = 0; } @@ -74,94 +89,158 @@ close IN; # Scan each header file in turn and make a list of error codes # and function names -while (($lib, $hdr) = each %hinc) +while (($hdr, $lib) = each %libinc) { next if($hdr eq "NONE"); print STDERR "Scanning header file $hdr\n" if $debug; - open(IN, "<$hdr") || die "Can't open Header file $hdr\n"; - my $line = "", $def= ""; - while() { - last if(/BEGIN\s+ERROR\s+CODES/); - if ($line ne '') { - $_ = $line . $_; - $line = ''; - } + my $line = "", $def= "", $linenr = 0, $gotfile = 0; + if (open(IN, "<$hdr")) { + $gotfile = 1; + while() { + $linenr++; + print STDERR "line: $linenr\r" if $debug; + + last if(/BEGIN\s+ERROR\s+CODES/); + if ($line ne '') { + $_ = $line . $_; + $line = ''; + } - if (/\\$/) { - $line = $_; - next; - } + if (/\\$/) { + $line = $_; + next; + } - $cpp = 1 if /^#.*ifdef.*cplusplus/; # skip "C" declaration - if ($cpp) { - $cpp = 0 if /^#.*endif/; - next; - } + if(/\/\*/) { + if (not /\*\//) { # multiline comment... + $line = $_; # ... just accumulate + next; + } else { + s/\/\*.*?\*\///gs; # wipe it + } + } - next if (/^#/); # skip preprocessor directives + if ($cpp) { + $cpp++ if /^#\s*if/; + $cpp-- if /^#\s*endif/; + next; + } + $cpp = 1 if /^#.*ifdef.*cplusplus/; # skip "C" declaration - s/\/\*.*?\*\///gs; # ignore comments - s/{[^{}]*}//gs; # ignore {} blocks + next if (/^\#/); # skip preprocessor directives - if (/{|\/\*/) { # Add a } so editor works... - $line = $_; - } else { - $def .= $_; + s/{[^{}]*}//gs; # ignore {} blocks + + if (/\{|\/\*/) { # Add a } so editor works... + $line = $_; + } else { + $def .= $_; + } } } + print STDERR " \r" if $debug; + $defnr = 0; + # Delete any DECLARE_ macros + $def =~ s/DECLARE_\w+\([\w,\s]+\)//gs; foreach (split /;/, $def) { + $defnr++; + print STDERR "def: $defnr\r" if $debug; + + # The goal is to collect function names from function declarations. + s/^[\n\s]*//g; s/[\n\s]*$//g; - next if(/typedef\W/); - if (/\(\*(\w*)\([^\)]+/) { - my $name = $1; - $name =~ tr/[a-z]/[A-Z]/; - $ftrans{$name} = $1; - } elsif (/\w+\W+(\w+)\W*\(\s*\)$/s){ - # K&R C - next ; - } elsif (/\w+\W+\w+\W*\(.*\)$/s) { - while (not /\(\)$/s) { - s/[^\(\)]*\)$/\)/s; - s/\([^\(\)]*\)\)$/\)/s; - } - s/\(void\)//; - /(\w+)\W*\(\)/s; - my $name = $1; + + # Skip over recognized non-function declarations + next if(/typedef\W/ or /DECLARE_STACK_OF/ or /TYPEDEF_.*_OF/); + + # Remove STACK_OF(foo) + s/STACK_OF\(\w+\)/void/; + + # Reduce argument lists to empty () + # fold round brackets recursively: (t(*v)(t),t) -> (t{}{},t) -> {} + while(/\(.*\)/s) { + s/\([^\(\)]+\)/\{\}/gs; + s/\(\s*\*\s*(\w+)\s*\{\}\s*\)/$1/gs; #(*f{}) -> f + } + # pretend as we didn't use curly braces: {} -> () + s/\{\}/\(\)/gs; + + if (/(\w+)\s*\(\).*/s) { # first token prior [first] () is + my $name = $1; # a function name! $name =~ tr/[a-z]/[A-Z]/; $ftrans{$name} = $1; - } elsif (/\(/ and not (/=/ or /DECLARE_STACK/)) { + } elsif (/[\(\)]/ and not (/=/)) { print STDERR "Header $hdr: cannot parse: $_;\n"; } } + print STDERR " \r" if $debug; + next if $reindex; # Scan function and reason codes and store them: keep a note of the # maximum code used. - while() { - if(/^#define\s+(\S+)\s+(\S+)/) { + if ($gotfile) { + while() { + if(/^\#define\s+(\S+)\s+(\S+)/) { $name = $1; $code = $2; + next if $name =~ /^${lib}err/; unless($name =~ /^${lib}_([RF])_(\w+)$/) { print STDERR "Invalid error code $name\n"; next; } if($1 eq "R") { $rcodes{$name} = $code; + if ($rassigned{$lib} =~ /:$code:/) { + print STDERR "!! ERROR: $lib reason code $code assigned twice\n"; + ++$errcount; + } + $rassigned{$lib} .= "$code:"; if(!(exists $rextra{$name}) && ($code > $rmax{$lib}) ) { $rmax{$lib} = $code; } } else { + if ($fassigned{$lib} =~ /:$code:/) { + print STDERR "!! ERROR: $lib function code $code assigned twice\n"; + ++$errcount; + } + $fassigned{$lib} .= "$code:"; if($code > $fmax{$lib}) { $fmax{$lib} = $code; } $fcodes{$name} = $code; } } + } + } + + if ($debug) { + if (defined($fmax{$lib})) { + print STDERR "Max function code fmax" . "{" . "$lib" . "} = $fmax{$lib}\n"; + $fassigned{$lib} =~ m/^:(.*):$/; + @fassigned = sort {$a <=> $b} split(":", $1); + print STDERR " @fassigned\n"; + } + if (defined($rmax{$lib})) { + print STDERR "Max reason code rmax" . "{" . "$lib" . "} = $rmax{$lib}\n"; + $rassigned{$lib} =~ m/^:(.*):$/; + @rassigned = sort {$a <=> $b} split(":", $1); + print STDERR " @rassigned\n"; + } + } + + if ($lib eq "SSL") { + if ($rmax{$lib} >= 1000) { + print STDERR "!! ERROR: SSL error codes 1000+ are reserved for alerts.\n"; + print STDERR "!! Any new alerts must be added to $config.\n"; + ++$errcount; + print STDERR "\n"; + } } close IN; } @@ -181,6 +260,7 @@ while (($lib, $hdr) = each %hinc) foreach $file (@source) { # Don't parse the error source file. next if exists $cskip{$file}; + print STDERR "File loaded: ".$file."\r" if $debug; open(IN, "<$file") || die "Can't open source file $file\n"; while() { if(/(([A-Z0-9]+)_F_([A-Z0-9_]+))/) { @@ -204,6 +284,7 @@ foreach $file (@source) { } close IN; } +print STDERR " \n" if $debug; # Now process each library in turn. @@ -230,15 +311,78 @@ foreach $lib (keys %csrc) # Rewrite the header file - open(IN, "<$hfile") || die "Can't Open Header File $hfile\n"; - - # Copy across the old file - while() { + if (open(IN, "<$hfile")) { + # Copy across the old file + while() { push @out, $_; last if (/BEGIN ERROR CODES/); + } + close IN; + } else { + push @out, +"/* ====================================================================\n", +" * Copyright (c) 2001-2008 The OpenSSL Project. All rights reserved.\n", +" *\n", +" * Redistribution and use in source and binary forms, with or without\n", +" * modification, are permitted provided that the following conditions\n", +" * are met:\n", +" *\n", +" * 1. Redistributions of source code must retain the above copyright\n", +" * notice, this list of conditions and the following disclaimer. \n", +" *\n", +" * 2. Redistributions in binary form must reproduce the above copyright\n", +" * notice, this list of conditions and the following disclaimer in\n", +" * the documentation and/or other materials provided with the\n", +" * distribution.\n", +" *\n", +" * 3. All advertising materials mentioning features or use of this\n", +" * software must display the following acknowledgment:\n", +" * \"This product includes software developed by the OpenSSL Project\n", +" * for use in the OpenSSL Toolkit. (http://www.openssl.org/)\"\n", +" *\n", +" * 4. The names \"OpenSSL Toolkit\" and \"OpenSSL Project\" must not be used to\n", +" * endorse or promote products derived from this software without\n", +" * prior written permission. For written permission, please contact\n", +" * openssl-core\@openssl.org.\n", +" *\n", +" * 5. Products derived from this software may not be called \"OpenSSL\"\n", +" * nor may \"OpenSSL\" appear in their names without prior written\n", +" * permission of the OpenSSL Project.\n", +" *\n", +" * 6. Redistributions of any form whatsoever must retain the following\n", +" * acknowledgment:\n", +" * \"This product includes software developed by the OpenSSL Project\n", +" * for use in the OpenSSL Toolkit (http://www.openssl.org/)\"\n", +" *\n", +" * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY\n", +" * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\n", +" * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR\n", +" * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR\n", +" * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,\n", +" * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT\n", +" * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;\n", +" * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)\n", +" * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,\n", +" * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)\n", +" * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED\n", +" * OF THE POSSIBILITY OF SUCH DAMAGE.\n", +" * ====================================================================\n", +" *\n", +" * This product includes cryptographic software written by Eric Young\n", +" * (eay\@cryptsoft.com). This product includes software written by Tim\n", +" * Hudson (tjh\@cryptsoft.com).\n", +" *\n", +" */\n", +"\n", +"#ifndef HEADER_${lib}_ERR_H\n", +"#define HEADER_${lib}_ERR_H\n", +"\n", +"#ifdef __cplusplus\n", +"extern \"C\" {\n", +"#endif\n", +"\n", +"/* BEGIN ERROR CODES */\n"; } - close IN; - open (OUT, ">$hfile") || die "Can't Open File $hfile for writing\n"; print OUT @out; @@ -247,7 +391,22 @@ foreach $lib (keys %csrc) /* The following lines are auto generated by the script mkerr.pl. Any changes * made after this point may be overwritten when the script is next run. */ +EOF + if($static) { + print OUT <<"EOF"; +${staticloader}void ERR_load_${lib}_strings(void); + +EOF + } else { + print OUT <<"EOF"; +${staticloader}void ERR_load_${lib}_strings(void); +${staticloader}void ERR_unload_${lib}_strings(void); +${staticloader}void ERR_${lib}_error(int function, int reason, char *file, int line); +#define ${lib}err(f,r) ERR_${lib}_error((f),(r),__FILE__,__LINE__) +EOF + } + print OUT <<"EOF"; /* Error codes for the $lib functions. */ /* Function codes. */ @@ -256,7 +415,16 @@ EOF foreach $i (@function) { $z=6-int(length($i)/8); if($fcodes{$i} eq "X") { - $fcodes{$i} = ++$fmax{$lib}; + $fassigned{$lib} =~ m/^:([^:]*):/; + $findcode = $1; + if (!defined($findcode)) { + $findcode = $fmax{$lib}; + } + while ($fassigned{$lib} =~ m/:$findcode:/) { + $findcode++; + } + $fcodes{$i} = $findcode; + $fassigned{$lib} .= "$findcode:"; print STDERR "New Function code $i\n" if $debug; } printf OUT "#define $i%s $fcodes{$i}\n","\t" x $z; @@ -267,7 +435,16 @@ EOF foreach $i (@reasons) { $z=6-int(length($i)/8); if($rcodes{$i} eq "X") { - $rcodes{$i} = ++$rmax{$lib}; + $rassigned{$lib} =~ m/^:([^:]*):/; + $findcode = $1; + if (!defined($findcode)) { + $findcode = $rmax{$lib}; + } + while ($rassigned{$lib} =~ m/:$findcode:/) { + $findcode++; + } + $rcodes{$i} = $findcode; + $rassigned{$lib} .= "$findcode:"; print STDERR "New Reason code $i\n" if $debug; } printf OUT "#define $i%s $rcodes{$i}\n","\t" x $z; @@ -278,7 +455,6 @@ EOF } #endif #endif - EOF close OUT; @@ -291,25 +467,46 @@ EOF if (/\b(${lib}_R_\w*)\b.*\"(.*)\"/) { $err_reason_strings{$1} = $2; } + if (/\b${lib}_F_(\w*)\b.*\"(.*)\"/) { + if (!exists $ftrans{$1} && ($1 ne $2)) { + print STDERR "WARNING: Mismatched function string $2\n"; + $ftrans{$1} = $2; + } + } } close(IN); } + my $hincf; if($static) { $hfile =~ /([^\/]+)$/; - $hincf = ""; + $hincf = "<${hprefix}$1>"; } else { $hincf = "\"$hfile\""; } + # If static we know the error code at compile time so use it + # in error definitions. + + if ($static) + { + $pack_errcode = "ERR_LIB_${lib}"; + $load_errcode = "0"; + } + else + { + $pack_errcode = "0"; + $load_errcode = "ERR_LIB_${lib}"; + } + open (OUT,">$cfile") || die "Can't open $cfile for writing"; print OUT <<"EOF"; /* $cfile */ /* ==================================================================== - * Copyright (c) 1999 The OpenSSL Project. All rights reserved. + * Copyright (c) 1999-2008 The OpenSSL Project. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -372,7 +569,11 @@ EOF #include $hincf /* BEGIN ERROR CODES */ -#ifndef NO_ERR +#ifndef OPENSSL_NO_ERR + +#define ERR_FUNC(func) ERR_PACK($pack_errcode,func,0) +#define ERR_REASON(reason) ERR_PACK($pack_errcode,0,reason) + static ERR_STRING_DATA ${lib}_str_functs[]= { EOF @@ -384,7 +585,8 @@ EOF if(exists $ftrans{$fn}) { $fn = $ftrans{$fn}; } - print OUT "{ERR_PACK(0,$i,0),\t\"$fn\"},\n"; +# print OUT "{ERR_PACK($pack_errcode,$i,0),\t\"$fn\"},\n"; + print OUT "{ERR_FUNC($i),\t\"$fn\"},\n"; } print OUT <<"EOF"; {0,NULL} @@ -396,6 +598,7 @@ EOF # Add each reason code. foreach $i (@reasons) { my $rn; + my $rstr = "ERR_REASON($i)"; my $nspc = 0; if (exists $err_reason_strings{$i}) { $rn = $err_reason_strings{$i}; @@ -404,9 +607,9 @@ EOF $rn = $1; $rn =~ tr/_[A-Z]/ [a-z]/; } - $nspc = 40 - length($i) unless length($i) > 40; + $nspc = 40 - length($rstr) unless length($rstr) > 40; $nspc = " " x $nspc; - print OUT "{${i}${nspc},\"$rn\"},\n"; + print OUT "{${rstr}${nspc},\"$rn\"},\n"; } if($static) { print OUT <<"EOF"; @@ -415,19 +618,16 @@ if($static) { #endif -void ERR_load_${lib}_strings(void) +${staticloader}void ERR_load_${lib}_strings(void) { - static int init=1; +#ifndef OPENSSL_NO_ERR - if (init) + if (ERR_func_error_string(${lib}_str_functs[0].error) == NULL) { - init=0; -#ifndef NO_ERR - ERR_load_strings(ERR_LIB_${lib},${lib}_str_functs); - ERR_load_strings(ERR_LIB_${lib},${lib}_str_reasons); -#endif - + ERR_load_strings($load_errcode,${lib}_str_functs); + ERR_load_strings($load_errcode,${lib}_str_reasons); } +#endif } EOF } else { @@ -446,19 +646,18 @@ static ERR_STRING_DATA ${lib}_lib_name[]= #endif -int ${lib}_lib_error_code=0; +static int ${lib}_lib_error_code=0; +static int ${lib}_error_init=1; -void ERR_load_${lib}_strings(void) +${staticloader}void ERR_load_${lib}_strings(void) { - static int init=1; - if (${lib}_lib_error_code == 0) ${lib}_lib_error_code=ERR_get_next_error_library(); - if (init) + if (${lib}_error_init) { - init=0; -#ifndef NO_ERR + ${lib}_error_init=0; +#ifndef OPENSSL_NO_ERR ERR_load_strings(${lib}_lib_error_code,${lib}_str_functs); ERR_load_strings(${lib}_lib_error_code,${lib}_str_reasons); #endif @@ -470,7 +669,23 @@ void ERR_load_${lib}_strings(void) } } -void ERR_${lib}_error(int function, int reason, char *file, int line) +${staticloader}void ERR_unload_${lib}_strings(void) + { + if (${lib}_error_init == 0) + { +#ifndef OPENSSL_NO_ERR + ERR_unload_strings(${lib}_lib_error_code,${lib}_str_functs); + ERR_unload_strings(${lib}_lib_error_code,${lib}_str_reasons); +#endif + +#ifdef ${lib}_LIB_NAME + ERR_unload_strings(0,${lib}_lib_name); +#endif + ${lib}_error_init=1; + } + } + +${staticloader}void ERR_${lib}_error(int function, int reason, char *file, int line) { if (${lib}_lib_error_code == 0) ${lib}_lib_error_code=ERR_get_next_error_library(); @@ -517,3 +732,9 @@ if($debug && defined(@runref) ) { print STDERR "$_\n"; } } + +if($errcount) { + print STDERR "There were errors, failing...\n\n"; + exit $errcount; +} +