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Copy pathsr_utils.h
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48 lines (41 loc) · 1.87 KB
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/*
* Copyright (c) 2009 Roger Liao <rogliao@cs.stanford.edu>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
#ifndefSR_UTILS_H
#defineSR_UTILS_H
uint16_tcksum(constvoid*_data, intlen);
uint16_tethertype(uint8_t*buf);
uint8_tip_protocol(uint8_t*buf);
voidprint_addr_eth(uint8_t*addr);
voidprint_addr_ip(structin_addraddress);
voidprint_addr_ip_int(uint32_tip);
voidprint_hdr_eth(uint8_t*buf);
voidprint_hdr_ip(uint8_t*buf);
voidprint_hdr_icmp(uint8_t*buf);
voidprint_hdr_arp(uint8_t*buf);
/* prints all headers, starting from eth */
voidprint_hdrs(uint8_t*buf, uint32_tlength);
#endif/* -- SR_UTILS_H -- */