add: execute openssl fetcher to fetch openssl 1.0.1j

[cassiopeia.git] / lib / openssl / ms / uplink-common.pl

diff --git a/lib/openssl/ms/uplink-common.pl b/lib/openssl/ms/uplink-common.pl
new file mode 100755 (executable)
index 0000000..1d20e6e
--- /dev/null
+++ b/lib/openssl/ms/uplink-common.pl
@@ -0,0 +1,22 @@
+#!/usr/bin/env perl
+#
+# pull APPLINK_MAX value from applink.c...
+$applink_c=$0;
+$applink_c=~s|[^/\\]+$||g;
+$applink_c.="applink.c";
+open(INPUT,$applink_c) || die "can't open $applink_c: $!";
+@max=grep {/APPLINK_MAX\s+(\d+)/} <INPUT>;
+close(INPUT);
+($#max==0) or die "can't find APPLINK_MAX in $applink_c";
+
+$max[0]=~/APPLINK_MAX\s+(\d+)/;
+$N=$1; # number of entries in OPENSSL_UplinkTable not including
+       # OPENSSL_UplinkTable[0], which contains this value...
+
+1;
+
+# Idea is to fill the OPENSSL_UplinkTable with pointers to stubs
+# which invoke 'void OPENSSL_Uplink (ULONG_PTR *table,int index)';
+# and then dereference themselves. Latter shall result in endless
+# loop *unless* OPENSSL_Uplink does not replace 'table[index]' with
+# something else, e.g. as 'table[index]=unimplemented;'...