1#!/usr/local/bin/perl -w 2 3# This is a utility that searches out "DECLARE_STACK_OF()" 4# declarations in .h and .c files, and updates/creates/replaces 5# the corresponding macro declarations in crypto/stack/safestack.h. 6# As it's not generally possible to have macros that generate macros, 7# we need to control this from the "outside", here in this script. 8# 9# Geoff Thorpe, June, 2000 (with massive Perl-hacking 10# help from Steve Robb) 11 12my $safestack = "crypto/stack/safestack"; 13 14my $do_write; 15while (@ARGV) { 16 my $arg = $ARGV[0]; 17 if($arg eq "-write") { 18 $do_write = 1; 19 } 20 shift @ARGV; 21} 22 23 24@source = (<crypto/*.[ch]>, <crypto/*/*.[ch]>, <ssl/*.[ch]>); 25foreach $file (@source) { 26 next if -l $file; 27 28 # Open the .c/.h file for reading 29 open(IN, "< $file") || die "Can't open $file for reading: $!"; 30 31 while(<IN>) { 32 if (/^DECLARE_STACK_OF\(([^)]+)\)/) { 33 push @stacklst, $1; 34 } if (/^DECLARE_ASN1_SET_OF\(([^)]+)\)/) { 35 push @asn1setlst, $1; 36 } if (/^DECLARE_PKCS12_STACK_OF\(([^)]+)\)/) { 37 push @p12stklst, $1; 38 } 39 } 40 close(IN); 41} 42 43 44 45my $old_stackfile = ""; 46my $new_stackfile = ""; 47my $inside_block = 0; 48my $type_thing; 49 50open(IN, "< $safestack.h") || die "Can't open input file: $!"; 51while(<IN>) { 52 $old_stackfile .= $_; 53 54 if (m|^/\* This block of defines is updated by util/mkstack.pl, please do not touch! \*/|) { 55 $inside_block = 1; 56 } 57 if (m|^/\* End of util/mkstack.pl block, you may now edit :-\) \*/|) { 58 $inside_block = 0; 59 } elsif ($inside_block == 0) { 60 $new_stackfile .= $_; 61 } 62 next if($inside_block != 1); 63 $new_stackfile .= "/* This block of defines is updated by util/mkstack.pl, please do not touch! */"; 64 65 foreach $type_thing (sort @stacklst) { 66 $new_stackfile .= <<EOF; 67 68#define sk_${type_thing}_new(st) SKM_sk_new($type_thing, (st)) 69#define sk_${type_thing}_new_null() SKM_sk_new_null($type_thing) 70#define sk_${type_thing}_free(st) SKM_sk_free($type_thing, (st)) 71#define sk_${type_thing}_num(st) SKM_sk_num($type_thing, (st)) 72#define sk_${type_thing}_value(st, i) SKM_sk_value($type_thing, (st), (i)) 73#define sk_${type_thing}_set(st, i, val) SKM_sk_set($type_thing, (st), (i), (val)) 74#define sk_${type_thing}_zero(st) SKM_sk_zero($type_thing, (st)) 75#define sk_${type_thing}_push(st, val) SKM_sk_push($type_thing, (st), (val)) 76#define sk_${type_thing}_unshift(st, val) SKM_sk_unshift($type_thing, (st), (val)) 77#define sk_${type_thing}_find(st, val) SKM_sk_find($type_thing, (st), (val)) 78#define sk_${type_thing}_find_ex(st, val) SKM_sk_find_ex($type_thing, (st), (val)) 79#define sk_${type_thing}_delete(st, i) SKM_sk_delete($type_thing, (st), (i)) 80#define sk_${type_thing}_delete_ptr(st, ptr) SKM_sk_delete_ptr($type_thing, (st), (ptr)) 81#define sk_${type_thing}_insert(st, val, i) SKM_sk_insert($type_thing, (st), (val), (i)) 82#define sk_${type_thing}_set_cmp_func(st, cmp) SKM_sk_set_cmp_func($type_thing, (st), (cmp)) 83#define sk_${type_thing}_dup(st) SKM_sk_dup($type_thing, st) 84#define sk_${type_thing}_pop_free(st, free_func) SKM_sk_pop_free($type_thing, (st), (free_func)) 85#define sk_${type_thing}_shift(st) SKM_sk_shift($type_thing, (st)) 86#define sk_${type_thing}_pop(st) SKM_sk_pop($type_thing, (st)) 87#define sk_${type_thing}_sort(st) SKM_sk_sort($type_thing, (st)) 88#define sk_${type_thing}_is_sorted(st) SKM_sk_is_sorted($type_thing, (st)) 89EOF 90 } 91 foreach $type_thing (sort @asn1setlst) { 92 $new_stackfile .= <<EOF; 93 94#define d2i_ASN1_SET_OF_${type_thing}(st, pp, length, d2i_func, free_func, ex_tag, ex_class) \\ 95 SKM_ASN1_SET_OF_d2i($type_thing, (st), (pp), (length), (d2i_func), (free_func), (ex_tag), (ex_class)) 96#define i2d_ASN1_SET_OF_${type_thing}(st, pp, i2d_func, ex_tag, ex_class, is_set) \\ 97 SKM_ASN1_SET_OF_i2d($type_thing, (st), (pp), (i2d_func), (ex_tag), (ex_class), (is_set)) 98#define ASN1_seq_pack_${type_thing}(st, i2d_func, buf, len) \\ 99 SKM_ASN1_seq_pack($type_thing, (st), (i2d_func), (buf), (len)) 100#define ASN1_seq_unpack_${type_thing}(buf, len, d2i_func, free_func) \\ 101 SKM_ASN1_seq_unpack($type_thing, (buf), (len), (d2i_func), (free_func)) 102EOF 103 } 104 foreach $type_thing (sort @p12stklst) { 105 $new_stackfile .= <<EOF; 106 107#define PKCS12_decrypt_d2i_${type_thing}(algor, d2i_func, free_func, pass, passlen, oct, seq) \\ 108 SKM_PKCS12_decrypt_d2i($type_thing, (algor), (d2i_func), (free_func), (pass), (passlen), (oct), (seq)) 109EOF 110 } 111 $new_stackfile .= "/* End of util/mkstack.pl block, you may now edit :-) */\n"; 112 $inside_block = 2; 113} 114 115 116if ($new_stackfile eq $old_stackfile) { 117 print "No changes to $safestack.h.\n"; 118 exit 0; # avoid unnecessary rebuild 119} 120 121if ($do_write) { 122 print "Writing new $safestack.h.\n"; 123 open OUT, ">$safestack.h" || die "Can't open output file"; 124 print OUT $new_stackfile; 125 close OUT; 126} 127