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Initial commit. 

FossilOrigin-Name: 91d55b1ab234b94beac0af4f212fb94aed8c37efa1101ee930a7a6298b2c72ad
This commit is contained in:
user@SRH-Linux-01.(none) 2014-07-29 17:30:25 +00:00
parent 349a801c0d
commit 32a1652a06
1 changed files with 65 additions and 0 deletions
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65
src/capwap/hdr_print.c Normal file
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/*
This file is part of libcapwap.
libcapwap 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 3 of the License, or
(at your option) any later version.
libcapwap 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 Foobar. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdint.h>
#include <stdio.h>
#include "capwap.h"
int hdr_print(char *str, uint8_t *packet, int len)
{
char *s = str;
int hlen = CWTH_GET_HLEN(packet);
int rid = CWTH_GET_RID(packet);
int wbid = CWTH_GET_WBID(packet);
s+=sprintf(s,"\tHLEN: %d, RID: %02X, WBID %02X",hlen,rid,wbid);
s+=sprintf(s," Flags: (T=%d,F=%d,L=%d,W=%d,M=%d,K=%d)\n",
CWTH_GET_FLAG_T(packet),
CWTH_GET_FLAG_F(packet),
CWTH_GET_FLAG_L(packet),
CWTH_GET_FLAG_W(packet),
CWTH_GET_FLAG_M(packet),
CWTH_GET_FLAG_K(packet)
);
int frag_id = CWTH_GET_FRAGID(packet);
int frag_offs = CWTH_GET_FRAGOFFSET(packet);
int bhlen = 4*hlen;
int msgtype = ntohl(*((uint32_t*)(packet+bhlen)));
int seqnum = (ntohl(*((uint32_t*)(packet+bhlen+4))))>>24;
int msgelemlen = 0xFF & ((ntohl(*((uint32_t*)(packet+bhlen+4))))>>8);
s+=sprintf(s,"\tFrag Id: %d, Frag Offs:: %d\n",frag_id,frag_offs);
s+=sprintf(s,"\tMsgType: %d, SeqNum: %d, MsgelemLen:%d\n",msgtype,seqnum,msgelemlen);
return s-str;
}