actube/src/capwap/process_msgelems.c
7u83@mail.ru 2bae9358d7 Initial commit
FossilOrigin-Name: c53d95729c009f8f80a7d63847cef7668ff73f8af0523ab65f7734696f85399c
2014-07-11 20:12:11 +00:00

54 lines
1.3 KiB
C

/*
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 "capwap.h"
/*
* for each capwap message element in msgelems call the callback function
*/
int process_msgelems(uint8_t * msgelems, int len,
int (*callback)(void*,int,uint8_t*,int),void *arg )
{
// printf("NUNU %08X\n",msgelems);
uint32_t val;
int type;
int elen;
int i=0;
do {
val = ntohl(*(uint32_t*)(msgelems+i));
type=(val>>16) & 0xFFFF;
elen = val & 0xffff;
if (i+elen+4>len) {
// printf("Error AAA");
// exit(88);
return 0;
}
callback(arg,type,msgelems+i+4,elen);
// process_joinmsgelem(wtpman,msgelems+i+4,type,elen);
// printf("type %d, len %d\n",type,elen);
i+=elen+4;
// printf("I %d, len %d\n",i,len);
} while (i<len);
return 1;
}