2014-08-16 19:29:07 +02:00
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/*
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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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2015-03-17 01:10:08 +01:00
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the Free Software Foundation, either version 3 of the License, or
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2014-08-16 19:29:07 +02:00
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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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2015-03-17 01:10:08 +01:00
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/**
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*@file
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*@brief Image Data handling
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*/
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#include <string.h>
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2014-08-16 19:29:07 +02:00
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#include "capwap.h"
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2018-02-28 09:05:45 +01:00
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#include "log.h"
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#include "dbg.h"
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2014-08-16 19:29:07 +02:00
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#include "cw_util.h"
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2015-03-17 01:10:08 +01:00
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#include <stdio.h>
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2014-08-16 19:29:07 +02:00
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2015-03-17 01:10:08 +01:00
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int cw_readelem_image_identifier(struct cwimage_data *data, int type,uint8_t *msgelem, int len)
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2014-08-16 19:29:07 +02:00
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{
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2015-03-29 09:35:11 +02:00
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if (type != CW_ELEM_IMAGE_IDENTIFIER)
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2014-08-16 19:29:07 +02:00
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return 0;
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2015-03-17 01:10:08 +01:00
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data->vendor_id = ntohl(*((uint32_t*)msgelem));
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if (len >= 1024) {
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2015-03-31 08:04:03 +02:00
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cw_dbg(DBG_MSG_ERR,"Image identifier too long (>1024), truncating");
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2015-03-17 01:10:08 +01:00
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len = 1024;
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}
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2014-08-16 19:29:07 +02:00
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2015-03-17 01:10:08 +01:00
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if ( data->identifier ){
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memcpy(data->identifier,msgelem,len);
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*(data->identifier+len)=0;
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2014-08-16 19:29:07 +02:00
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}
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return 1;
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}
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2015-03-17 01:10:08 +01:00
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static int imgdata_request(void * ptr,int type,uint8_t* msgelem,int len)
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2014-08-16 19:29:07 +02:00
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{
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2015-03-29 01:55:06 +01:00
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cw_dbg_msgelem(CW_MSG_IMAGE_DATA_REQUEST, type, msgelem, len);
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2014-08-16 19:29:07 +02:00
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2018-02-28 09:05:45 +01:00
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//cw_dbg(DBG_ALL,"Reading image data req msgelem, type=%d - %s ,len=%d\n",type,cw_strelem(type),len);
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2014-08-16 19:29:07 +02:00
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2015-03-17 01:10:08 +01:00
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if (cw_readelem_image_identifier(ptr,type,msgelem,len))
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2014-08-16 19:29:07 +02:00
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return 1;
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return 0;
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}
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2015-03-17 01:10:08 +01:00
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/**
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* Read an image data request message
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*/
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void cw_read_image_data_request(struct cwimage_data *data, uint8_t * msg, int len)
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2014-08-16 19:29:07 +02:00
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{
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2015-03-17 01:10:08 +01:00
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cw_foreach_msgelem(msg,len,imgdata_request,data);
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2014-08-16 19:29:07 +02:00
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}
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