1 files changed, 124 insertions, 0 deletions

diff --git a/src/lib/libcrypto/util/mkstack.pl b/src/lib/libcrypto/util/mkstack.pl
new file mode 100644
index 0000000000..3ee13fe7c9
--- /dev/null
+++ b/src/lib/libcrypto/util/mkstack.pl
@@ -0,0 +1,124 @@
+#!/usr/local/bin/perl -w
+
+# This is a utility that searches out "DECLARE_STACK_OF()"
+# declarations in .h and .c files, and updates/creates/replaces
+# the corresponding macro declarations in crypto/stack/safestack.h.
+# As it's not generally possible to have macros that generate macros,
+# we need to control this from the "outside", here in this script.
+#
+# Geoff Thorpe, June, 2000 (with massive Perl-hacking
+#                           help from Steve Robb)
+
+my $safestack = "crypto/stack/safestack";
+
+my $do_write;
+while (@ARGV) {
+        my $arg = $ARGV[0];
+        if($arg eq "-write") {
+                $do_write = 1;
+        }
+        shift @ARGV;
+}
+
+
+@source = (<crypto/*.[ch]>, <crypto/*/*.[ch]>, <rsaref/*.[ch]>, <ssl/*.[ch]>);
+foreach $file (@source) {
+        next if -l $file;
+
+        # Open the .c/.h file for reading
+        open(IN, "< $file") || die "Can't open $file for reading: $!";
+
+        while(<IN>) {
+                if (/^DECLARE_STACK_OF\(([^)]+)\)/) {
+                        push @stacklst, $1;
+                } if (/^DECLARE_ASN1_SET_OF\(([^)]+)\)/) {
+                        push @asn1setlst, $1;
+                } if (/^DECLARE_PKCS12_STACK_OF\(([^)]+)\)/) {
+                        push @p12stklst, $1;
+                }
+        }
+        close(IN);
+}
+
+
+
+my $old_stackfile = "";
+my $new_stackfile = "";
+my $inside_block = 0;
+my $type_thing;
+
+open(IN, "< $safestack.h") || die "Can't open input file: $!";
+while(<IN>) {
+        $old_stackfile .= $_;
+
+        if (m|^/\* This block of defines is updated by util/mkstack.pl, please do not touch! \*/|) {
+                $inside_block = 1;
+        }
+        if (m|^/\* End of util/mkstack.pl block, you may now edit :-\) \*/|) {
+                $inside_block = 0;
+        } elsif ($inside_block == 0) {
+                $new_stackfile .= $_;
+        }
+        next if($inside_block != 1);
+        $new_stackfile .= "/* This block of defines is updated by util/mkstack.pl, please do not touch! */";
+                
+        foreach $type_thing (sort @stacklst) {
+                $new_stackfile .= <<EOF;
+
+#define sk_${type_thing}_new(st) SKM_sk_new($type_thing, (st))
+#define sk_${type_thing}_new_null() SKM_sk_new_null($type_thing)
+#define sk_${type_thing}_free(st) SKM_sk_free($type_thing, (st))
+#define sk_${type_thing}_num(st) SKM_sk_num($type_thing, (st))
+#define sk_${type_thing}_value(st, i) SKM_sk_value($type_thing, (st), (i))
+#define sk_${type_thing}_set(st, i, val) SKM_sk_set($type_thing, (st), (i), (val))
+#define sk_${type_thing}_zero(st) SKM_sk_zero($type_thing, (st))
+#define sk_${type_thing}_push(st, val) SKM_sk_push($type_thing, (st), (val))
+#define sk_${type_thing}_unshift(st, val) SKM_sk_unshift($type_thing, (st), (val))
+#define sk_${type_thing}_find(st, val) SKM_sk_find($type_thing, (st), (val))
+#define sk_${type_thing}_delete(st, i) SKM_sk_delete($type_thing, (st), (i))
+#define sk_${type_thing}_delete_ptr(st, ptr) SKM_sk_delete_ptr($type_thing, (st), (ptr))
+#define sk_${type_thing}_insert(st, val, i) SKM_sk_insert($type_thing, (st), (val), (i))
+#define sk_${type_thing}_set_cmp_func(st, cmp) SKM_sk_set_cmp_func($type_thing, (st), (cmp))
+#define sk_${type_thing}_dup(st) SKM_sk_dup($type_thing, st)
+#define sk_${type_thing}_pop_free(st, free_func) SKM_sk_pop_free($type_thing, (st), (free_func))
+#define sk_${type_thing}_shift(st) SKM_sk_shift($type_thing, (st))
+#define sk_${type_thing}_pop(st) SKM_sk_pop($type_thing, (st))
+#define sk_${type_thing}_sort(st) SKM_sk_sort($type_thing, (st))
+EOF
+        }
+        foreach $type_thing (sort @asn1setlst) {
+                $new_stackfile .= <<EOF;
+
+#define d2i_ASN1_SET_OF_${type_thing}(st, pp, length, d2i_func, free_func, ex_tag, ex_class) \\
+        SKM_ASN1_SET_OF_d2i($type_thing, (st), (pp), (length), (d2i_func), (free_func), (ex_tag), (ex_class)) 
+#define i2d_ASN1_SET_OF_${type_thing}(st, pp, i2d_func, ex_tag, ex_class, is_set) \\
+        SKM_ASN1_SET_OF_i2d($type_thing, (st), (pp), (i2d_func), (ex_tag), (ex_class), (is_set))
+#define ASN1_seq_pack_${type_thing}(st, i2d_func, buf, len) \\
+        SKM_ASN1_seq_pack($type_thing, (st), (i2d_func), (buf), (len))
+#define ASN1_seq_unpack_${type_thing}(buf, len, d2i_func, free_func) \\
+        SKM_ASN1_seq_unpack($type_thing, (buf), (len), (d2i_func), (free_func))
+EOF
+        }
+        foreach $type_thing (sort @p12stklst) {
+                $new_stackfile .= <<EOF;
+
+#define PKCS12_decrypt_d2i_${type_thing}(algor, d2i_func, free_func, pass, passlen, oct, seq) \\
+        SKM_PKCS12_decrypt_d2i($type_thing, (algor), (d2i_func), (free_func), (pass), (passlen), (oct), (seq))
+EOF
+        }
+        $new_stackfile .= "/* End of util/mkstack.pl block, you may now edit :-) */\n";
+        $inside_block = 2;
+}
+
+
+if ($new_stackfile eq $old_stackfile) {
+        print "No changes to $safestack.h.\n";
+        exit 0; # avoid unnecessary rebuild
+}
+
+if ($do_write) {
+        print "Writing new $safestack.h.\n";
+        open OUT, ">$safestack.h" || die "Can't open output file";
+        print OUT $new_stackfile;
+        close OUT;
+}