text: // Project Calico BPF dataplane programs.
  // Copyright (c) 2020 Tigera, Inc. All rights reserved.
  //
  // This program is free software; you can redistribute it and/or modify
  // it under the terms of the GNU General Public License as published by
  // the Free Software Foundation; either version 2 of the License, or
  // (at your option) any later version.
  //
  // This program is distributed in the hope that it will be useful,
  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  // GNU General Public License for more details.
  //
  // You should have received a copy of the GNU General Public License along
  // with this program; if not, write to the Free Software Foundation, Inc.,
  // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  
  #include "ut.h"
  #include "bpf.h"
  #include "nat.h"
  
  static CALI_BPF_INLINE int calico_unittest_entry (struct __sk_buff *skb)
  {
  	struct cali_tc_ctx ctx = {
  		.skb = skb,
  	};
  	return icmp_v4_ttl_exceeded(&ctx);
  }
  