106 lines
2.6 KiB
C
106 lines
2.6 KiB
C
/*
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This file is part of libcapwap.
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libcapwap is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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libcapwap is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Foobar. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdlib.h>
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#include <string.h>
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#include "wtpinfo.h"
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#include "capwap.h"
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#include "capwap_items.h"
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#include "itemstore.h"
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#include "cw_util.h"
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#include "cw_log.h"
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static void readsubelems_wtp_board_data(cw_itemstore_t itemstore, uint8_t * msgelem,
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int len)
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{
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int i = 0;
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uint32_t val;
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do {
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val = ntohl(*((uint32_t *) (msgelem + i)));
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int subtype = (val >> 16) & 0xffff;
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int sublen = val & 0xffff;
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i += 4;
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if (sublen + i > len) {
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cw_dbg(DBG_ELEM, "WTP Board data sub-element too long, type=%d,len=%d",
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subtype, sublen);
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return;
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}
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cw_dbg(DBG_ELEM, "Reading WTP board data sub-element, type=%d, len=%d", subtype,
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sublen);
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switch (subtype) {
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case CWBOARDDATA_MODELNO:
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cw_itemstore_set_bstrn(itemstore, CW_ITEM_WTP_BOARD_MODELNO,
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msgelem + i, sublen);
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break;
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case CWBOARDDATA_SERIALNO:
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cw_itemstore_set_bstrn(itemstore, CW_ITEM_WTP_BOARD_SERIALNO,
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msgelem + i, sublen);
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break;
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case CWBOARDDATA_MACADDRESS:
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cw_itemstore_set_bstrn(itemstore, CW_ITEM_WTP_BOARD_MACADDRESS,
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msgelem + i, sublen);
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break;
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case CWBOARDDATA_BOARDID:
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cw_itemstore_set_bstrn(itemstore, CW_ITEM_WTP_BOARD_ID,
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msgelem + i, sublen);
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break;
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case CWBOARDDATA_REVISION:
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cw_itemstore_set_bstrn(itemstore, CW_ITEM_WTP_BOARD_REVISION,
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msgelem + i, sublen);
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default:
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break;
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}
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i += sublen;
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} while (i < len);
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}
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/**
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* Parse a WTP Board Data messag element and put results to itemstore.
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*/
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int cw_in_wtp_board_data(struct conn *conn, struct cw_action_in *a, uint8_t * data, int len)
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{
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if (len < 4) {
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cw_dbg(DBG_ELEM_ERR,
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"Discarding WTP_BOARD_DATA msgelem, wrong size, type=%d, len=%d", a->elem_id,
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len);
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return 1;
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}
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cw_itemstore_t itemstore = conn->remote;
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cw_itemstore_set_dword(itemstore, CW_ITEM_WTP_BOARD_VENDOR,cw_get_dword(data));
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readsubelems_wtp_board_data(itemstore,data+4,len-4);
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return 1;
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}
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