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Moved out from wtpinfo_print.c

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FossilOrigin-Name: 89518449f297661ca5de8b485154ad1c1dcda0cf343b1338466441791370a149
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7u83@mail.ru 2015-03-15 13:32:19 +00:00
parent e58868dbd6
commit ee995b6992
1 changed files with 84 additions and 0 deletions
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84
src/capwap/cw_format_version.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 <stdio.h>
#include "cw_util.h"
/**
*@file
*@brief Implementation of cw_sprintf_version
*/
/**
* Converts a CAPWAP version string to readable format.
* @param s target where the formated string will be stored
* @param ver the CAPWAP version data
* @param vendor vendor id
* @param def default string will be printed if version is NULL
* @return the number bytes added to the output *s
*
* This function tries to determine if the bstr_t string version
* is human readable, and if not, it will put out a hexadecimal value
* or a dot-seaprated list of number for version elements used
* by Cisco.
*/
int cw_format_version(char *s, bstr_t ver, uint32_t vendor, char * def)
{
uint8_t * version = bstr_data(ver);
int len = bstr_len(ver);
if (!version)
return sprintf(s,"%s",def);
int rs=0;
int i;
if ( cw_is_printable(version,len) ){
if (len != 0 )
rs+=sprintf(s+rs,"%s",version);
else
rs+=sprintf(s+rs,"''");
}
else{
for (i=0; i<len && i<20; i++){
rs+=sprintf(s+rs,"%02X",version[i]);
}
int dot=0;
rs+=sprintf(s+rs," (");
for (i=0; i<len && i<20; i++){
if (dot)
rs+=sprintf(s+rs,".");
dot=1;
rs+=sprintf(s+rs,"%d",version[i]);
}
rs+=sprintf(s+rs,")");
}
rs+=sprintf(s+rs,", Vendor Id: %d, %s",vendor, cw_ianavendoridtostr(vendor));
rs+=sprintf(s+rs,"\n");
return rs;
}