Move test scripts to tests/scripts

scripts/recursion.pl

@@ -1,44 +0,0 @@
-#!/usr/bin/perl
-
-# Find functions making recursive calls to themselves.
-# (Multiple recursion where a() calls b() which calls a() not covered.)
-#
-# When the recursion depth might depend on data controlled by the attacker in
-# an unbounded way, those functions should use interation instead.
-#
-# Typical usage: scripts/recursion.pl library/*.c
-
-use warnings;
-use strict;
-
-use utf8;
-use open qw(:std utf8);
-
-# exclude functions that are ok:
-# - mpi_write_hlp: bounded by size of mbedtls_mpi, a compile-time constant
-# - x509_crt_verify_child: bounded by MBEDTLS_X509_MAX_INTERMEDIATE_CA
-my $known_ok = qr/mpi_write_hlp|x509_crt_verify_child/;
-
-my $cur_name;
-my $inside;
-my @funcs;
-
-die "Usage: $0 file.c [...]\n" unless @ARGV;
-
-while (<>)
-{
-    if( /^[^\/#{}\s]/ && ! /\[.*]/ ) {
-        chomp( $cur_name = $_ ) unless $inside;
-    } elsif( /^{/ && $cur_name ) {
-        $inside = 1;
-        $cur_name =~ s/.* ([^ ]*)\(.*/$1/;
-    } elsif( /^}/ && $inside ) {
-        undef $inside;
-        undef $cur_name;
-    } elsif( $inside && /\b\Q$cur_name\E\([^)]/ ) {
-        push @funcs, $cur_name unless /$known_ok/;
-    }
-}
-
-print "$_\n" for @funcs;
-exit @funcs;