Old files... not needed in VM.
FossilOrigin-Name: ae77e76307684aa415352aaa4ecd53339a0d98a939464526441f7e741080aaa4
This commit is contained in:
7u83@mail.ru
parent
0a19326a7c
commit
182e460add
@ -1,265 +0,0 @@
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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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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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/**
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* @file
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* @brief Processing of incomming messaages.
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*/
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#include <stdint.h>
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#include <stdio.h>
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#include "conn.h"
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#include "capwap.h"
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#include "capwap_items.h"
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#include "sock.h"
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#include "action.h"
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#include "cw_log.h"
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#include "dbg.h"
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int conn_send_msg(struct conn *conn, uint8_t * rawmsg);
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/**
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* Init response message header
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*/
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void cw_init_response(struct conn *conn, uint8_t * req)
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{
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uint8_t *buffer = conn->resp_buffer;
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int shbytes = cw_get_hdr_msg_offset(req);
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int dhbytes;
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memcpy(buffer, req, shbytes);
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cw_set_hdr_hlen(buffer, 2);
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cw_set_hdr_flags(buffer, CW_FLAG_HDR_M, 1);
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dhbytes = cw_get_hdr_msg_offset(buffer);
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uint8_t *msgptr = req + shbytes;
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uint8_t *dmsgptr = buffer + dhbytes;
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cw_set_msg_type(dmsgptr, cw_get_msg_type(msgptr) + 1);
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cw_set_msg_seqnum(dmsgptr, cw_get_msg_seqnum(msgptr));
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cw_set_msg_flags(dmsgptr, 0);
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}
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void cw_init_request(struct conn *conn, int msg_id)
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{
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uint8_t *buffer = conn->req_buffer;
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cw_put_dword(buffer + 0, 0);
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/* unencrypted */
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cw_put_hdr_preamble(CAPWAP_VERSION<<8 | 0);
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cw_put_dword(buffer + 4, 0);
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cw_set_hdr_preamble(buffer, 0);
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cw_set_hdr_hlen(buffer, 2);
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cw_set_hdr_wbid(buffer, 1);
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cw_set_hdr_rid(buffer, 0);
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uint8_t *msgptr = cw_get_hdr_msg_offset(buffer) + buffer;
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cw_set_msg_type(msgptr, msg_id);
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cw_set_msg_flags(msgptr, 0);
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cw_set_msg_elems_len(msgptr, 0);
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}
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/**
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* send a response
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*/
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int cw_send_response(struct conn *conn, uint8_t * rawmsg, int len)
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{
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cw_init_response(conn, rawmsg);
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if (cw_put_msg(conn, conn->resp_buffer) == -1)
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return 0;
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conn_send_msg(conn, conn->resp_buffer);
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return 1;
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}
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/**
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* Special case error message, which is sent when an unexpected messages
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* was received or somethin else happened.
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* @param conn conection
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* @param rawmsg the received request message, which the response belongs to
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* @pqram result_code result code to send
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* @return 1
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*/
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int cw_send_error_response(struct conn *conn, uint8_t * rawmsg, uint32_t result_code)
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{
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cw_init_response(conn, rawmsg);
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uint8_t *out = conn->resp_buffer;
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uint8_t *dst = cw_get_hdr_msg_elems_ptr(out);
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int l = cw_put_elem_result_code(dst, result_code);
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cw_set_msg_elems_len(out + cw_get_hdr_msg_offset(out), l);
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conn_send_msg(conn, conn->resp_buffer);
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return 1;
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}
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int cw_process_msg(struct conn *conn, uint8_t * rawmsg, int len)
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{
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struct cw_action_in as, *af, *afm;
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uint8_t *msg_ptr = rawmsg + cw_get_hdr_msg_offset(rawmsg);
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int elems_len = cw_get_msg_elems_len(msg_ptr);
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/*
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if (8+elems_len != len){
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cw_dbg(DBG_MSG_ERR,"Discarding message from %s, msgelems len=%d, data len=%d, (strict capwap) ",
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sock_addr2str(&conn->addr),elems_len,len-8);
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if (conn_is_strict_capwap(conn)){
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cw_dbg(DBG_MSG_ERR,"Discarding message from %s, msgelems len=%d, data len=%d, (strict capwap) ",
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sock_addr2str(&conn->addr),elems_len,len-8);
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return 0;
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}
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if (8+elems_len < len){
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cw_dbg(DBG_CW_RFC,"Packet from from %s has %d bytes extra data.",
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sock_addr2str(&conn->addr),len-8-elems_len);
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elems_len=len-8;
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}
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if (8+elems_len > len){
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cw_dbg(DBG_CW_RFC,"Packet from from %s hass msgelems len of %d bytes but has only %d bytes of data, truncating.",
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sock_addr2str(&conn->addr),elems_len,len-8);
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}
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return 1;
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}
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*/
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/* prepare struct for search operation */
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as.capwap_state = conn->capwap_state;
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as.msg_id = cw_get_msg_id(msg_ptr);
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as.vendor_id = 0;
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as.elem_id = 0;
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as.proto = 0;
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/* Search for state/message combination */
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afm = cw_actionlist_in_get(conn->actions->in, &as);
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if (!afm) {
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/* Throw away unexpected response messages */
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if (!(as.msg_id & 1)) {
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cw_dbg(DBG_MSG_ERR,
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"Message type %d (%s) unexpected/illigal in %s State, discarding.",
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as.msg_id, cw_strmsg(as.msg_id),
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cw_strstate(conn->capwap_state));
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return 0;
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}
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/* Request message not found in current state, check if we know
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anything else about this message type */
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const char *str = cw_strheap_get(conn->actions->strmsg, as.msg_id);
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int result_code = 0;
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if (str) {
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/* Message found, but it was in wrong state */
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cw_dbg(DBG_MSG_ERR,
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"Message type %d (%s) not allowed in %s State.", as.msg_id,
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cw_strmsg(as.msg_id), cw_strstate(as.capwap_state));
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result_code = CW_RESULT_MSG_INVALID_IN_CURRENT_STATE;
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} else {
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/* Message is unknown */
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cw_dbg(DBG_MSG_ERR, "Message type %d (%s) unknown.",
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as.msg_id, cw_strmsg(as.msg_id),
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cw_strstate(as.capwap_state));
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result_code = CW_RESULT_MSG_UNRECOGNIZED;
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}
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cw_send_error_response(conn, rawmsg, result_code);
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return 0;
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}
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/* Execute start processor for message */
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if (afm->start) {
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afm->start(conn, afm, rawmsg, len);
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}
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uint8_t *elems_ptr = cw_get_msg_elems_ptr(msg_ptr);
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uint8_t *elem;
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/* avltree to bag the found mandatory elements */
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conn->mand = intavltree_create();
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/* iterate through message elements */
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cw_foreach_elem(elem, elems_ptr, elems_len) {
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as.elem_id = cw_get_elem_id(elem);
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int elem_len = cw_get_elem_len(elem);
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cw_dbg_elem(conn, as.msg_id, as.elem_id, cw_get_elem_data(elem),
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elem_len);
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af = cw_actionlist_in_get(conn->actions->in, &as);
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if (!af) {
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cw_dbg(DBG_ELEM_ERR, "Element %d not allowed in msg %d (%s)",
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as.elem_id, as.msg_id, cw_strmsg(as.msg_id));
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continue;
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}
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if (af->mand) {
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/* add found mandatory message element
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to mand list */
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intavltree_add(conn->mand, af->item_id);
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}
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if (af->start) {
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af->start(conn, af, cw_get_elem_data(elem), elem_len);
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}
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}
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int result_code = 0;
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if (afm->end) {
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result_code = afm->end(conn, afm, rawmsg, len);
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}
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/* if we've got a request message, we always have to send a response message */
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if (as.msg_id & 1) {
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if (result_code > 0) {
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/* the end method gave us an result code, so
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send an error message */
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cw_send_error_response(conn, rawmsg, result_code);
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} else {
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/* regular response message */
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cw_send_response(conn, rawmsg, len);
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}
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}
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intavltree_destroy(conn->mand);
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return 0;
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}
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@ -1,32 +0,0 @@
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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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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 <string.h>
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#include <arpa/inet.h>
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#include "cwmsg.h"
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void cwmsg_addelem(struct cwmsg *msg,int type,const uint8_t*elem,int len)
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{
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uint32_t val = type<<16|len;
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*((uint32_t*)(msg->msgelems+msg->pos))=htonl(val);
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memcpy(msg->msgelems+4+msg->pos,elem,len);
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msg->pos+=4+len;
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}
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@ -1,92 +0,0 @@
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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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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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/**
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* @file
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* @brief Implementation of cwmsg_addelem_ac_descriptor.
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*/
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#include <string.h>
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#include "capwap.h"
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#include "wtpinfo.h"
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static int add_subelem(uint8_t * buffer,int type, uint32_t vendor,bstr_t version)
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{
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*((uint32_t*)buffer) = htonl(vendor);
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*((uint32_t*)(buffer+4)) = htonl( (type<<16) | bstr_len(version));
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memcpy(buffer+8,bstr_data(version),bstr_len(version));
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return 8+bstr_len(version);
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}
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/**
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* Add an ac descriptor message element.
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* @param msg pointer to the message
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* @param acinfo acinfo structure where data is taken from
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* @param wtpinfo WTP which whants the AC descriptor
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*/
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void cwmsg_addelem_ac_descriptor(struct cwmsg *msg,struct ac_info * acinfo,struct wtpinfo *wtpinfo)
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{
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uint8_t buffer[600];
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uint8_t * acd = buffer;
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*((uint32_t*)(acd))=htonl((acinfo->stations<<16) | (acinfo->limit));
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*((uint32_t*)(acd+4))=htonl((acinfo->active_wtps<<16) | acinfo->max_wtps);
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*((uint32_t*)(acd+8))=htonl((acinfo->security<<24) | (acinfo->rmac<<16) | acinfo->dtls_policy );
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int len = 12;
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switch (msg->capwap_mode){
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case CWMODE_CISCO:
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{
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/* If no cisco software version is set, take software version
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from WTP */
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bstr_t c_version;
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if (!acinfo->cisco_software_version)
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c_version = wtpinfo->software_version;
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else
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c_version = acinfo->cisco_software_version;
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/* If we don't have a WTP software version, use normal software
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version, not cisco software version */
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if (!c_version)
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c_version=acinfo->software_version;
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/* It seems to be very important, that the software version sub-elemnt is
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sent first. If not, the Cisco WTP gets confused and thinks the AP has
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version 0.0.0.0. Tested with an 8.0.110.0 image on a LAP 1131a */
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len+=add_subelem(buffer+len,1,CW_VENDOR_ID_CISCO,c_version);
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len+=add_subelem(buffer+len,0,CW_VENDOR_ID_CISCO,acinfo->cisco_hardware_version);
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break;
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}
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default:
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len+=add_subelem(buffer+len,5,0,acinfo->software_version);
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len+=add_subelem(buffer+len,4,0,acinfo->hardware_version);
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break;
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}
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cwmsg_addelem(msg,CW_ELEM_AC_DESCRIPTOR,acd,len);
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}
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@ -1,65 +0,0 @@
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#include <string.h>
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#include "capwap.h"
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#include "bstr.h"
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static inline int wtpdesc_addsubelem(uint8_t * dst,uint8_t type,uint32_t vendorid,bstr_t str)
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{
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int l;
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*((uint32_t*)(dst))=htonl(vendorid);
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l = bstr_len(str);
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*((uint32_t*)(dst+4))=htonl((type<<16)|l);
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memcpy(dst+8,bstr_data(str),l);
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return l+8;
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}
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void cwmsg_addelem_wtp_descriptor(struct cwmsg * cwmsg, struct wtpinfo * wtpinfo)
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{
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uint8_t d[1024];
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int len=0;
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/* radios info */
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*(d)= wtpinfo->max_radios;
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*(d+1)=wtpinfo->radios_in_use;
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len=2;
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switch (cwmsg->capwap_mode){
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case CWMODE_CISCO:
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/* encryption capabilities */
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*((uint16_t*)(d+len))=htons(wtpinfo->encryption_cap);
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len+=2;
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break;
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default:
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/* number of encryption elemnts */
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*(d+len)=0;
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len += 1;
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/* encryption elements */
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/* *(d+len)=CWTH_WBID_IEEE80211;
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uint16_t val = 0;
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*((uint16_t*)(d+len+1))=htons(val);
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len+=3;
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*/
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break;
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}
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/* hardware version subelem*/
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len+=wtpdesc_addsubelem(d+len,CW_SUBELEM_WTP_HARDWARE_VERSION,
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wtpinfo->hardware_vendor_id,wtpinfo->hardware_version);
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/* software version subelem*/
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len+=wtpdesc_addsubelem(d+len,CW_SUBELEM_WTP_SOFTWARE_VERSION,
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wtpinfo->software_vendor_id,wtpinfo->software_version);
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/* bootloader version subelem*/
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len+=wtpdesc_addsubelem(d+len,CW_SUBELEM_WTP_BOOTLOADER_VERSION,
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wtpinfo->bootloader_vendor_id,wtpinfo->bootloader_version);
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cwmsg_addelem(cwmsg,CW_ELEM_WTP_DESCRIPTOR,d,len);
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}
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@ -1,93 +0,0 @@
|
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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 "capwap.h"
|
||||
|
||||
#include "cwmsg.h"
|
||||
|
||||
|
||||
int mtu = 564;
|
||||
|
||||
int __old_cwmsg_send(struct cwmsg * cwmsg, int seqnum, int rid, struct conn * conn)
|
||||
{
|
||||
uint32_t val;
|
||||
|
||||
/* second dword of message control header */
|
||||
//orig val = (seqnum<<24)|((cwmsg->pos+3)<<8);
|
||||
val = (seqnum<<24)|((cwmsg->pos)<<8);
|
||||
|
||||
*((uint32_t*)(cwmsg->ctrlhdr+4))=htonl(val);
|
||||
|
||||
|
||||
|
||||
// int msglen = cwmsg->ctrlhdr-cwmsg->buffer+cwmsg->pos;
|
||||
int msglen = cwmsg->pos+8;
|
||||
|
||||
uint8_t * ptr = cwmsg->buffer;
|
||||
int fragoffset = 0;
|
||||
int hlen = cwmsg->hlen*4;
|
||||
|
||||
|
||||
|
||||
int preamble = CW_VERSION | 0;
|
||||
|
||||
|
||||
int wbid=CWTH_WBID_IEEE80211;
|
||||
int packetlen = msglen+hlen;
|
||||
|
||||
while (packetlen>mtu){
|
||||
val = (preamble << 24) | ((hlen/4)<<19) | (rid<<14) |(wbid<<9) |
|
||||
/*CWTH_FLAGS_T | */
|
||||
CWTH_FLAGS_F |
|
||||
cwmsg->flags;
|
||||
*((uint32_t*)ptr)=htonl(val);
|
||||
|
||||
val = conn->fragid<<16 | fragoffset<<3;
|
||||
*((uint32_t*)(ptr+8))=htonl(val);
|
||||
|
||||
// printf("Offset = %d\n",fragoffset);
|
||||
|
||||
conn_send_packet(conn,ptr,mtu);
|
||||
|
||||
ptr +=mtu-hlen;
|
||||
fragoffset+=(mtu-hlen)/8;
|
||||
|
||||
packetlen-=mtu-hlen;
|
||||
// printf("Packelen=%d\n",packetlen);
|
||||
|
||||
}
|
||||
|
||||
val = (preamble << 24) | ((hlen/4)<<19) | (rid<<14) |(wbid<<9) |
|
||||
/*CWTH_FLAGS_T|*/ cwmsg->flags;
|
||||
|
||||
if (fragoffset)
|
||||
val |= CWTH_FLAGS_F | CWTH_FLAGS_L;
|
||||
|
||||
|
||||
// printf("Setting first byte %08X\n",val);
|
||||
*((uint32_t*)ptr)=htonl(val);
|
||||
|
||||
|
||||
val = conn->fragid<<16 | fragoffset<<3;
|
||||
*((uint32_t*)(ptr+4))=htonl(val);
|
||||
|
||||
return conn_send_packet(conn,cwmsg->buffer,msglen-fragoffset*8+hlen);
|
||||
}
|
||||
|
||||
|
||||
|
||||
@ -1,43 +0,0 @@
|
||||
/*
|
||||
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 <string.h>
|
||||
#include <stdarg.h>
|
||||
#include <arpa/inet.h>
|
||||
|
||||
#include "cwmsg.h"
|
||||
|
||||
void cwmsg_vaddelem(struct cwmsg *msg,int type, ...)
|
||||
{
|
||||
va_list vl;
|
||||
va_start(vl,type);
|
||||
int len=0;
|
||||
|
||||
uint8_t *data;
|
||||
while ( ( data = va_arg(vl,uint8_t*)) != 0 ){
|
||||
int l=va_arg(vl,int);
|
||||
memcpy(msg->msgelems+4+msg->pos+len,data,l);
|
||||
len+=l;
|
||||
}
|
||||
|
||||
|
||||
uint32_t val = type<<16|len;
|
||||
*((uint32_t*)(msg->msgelems+msg->pos))=htonl(val);
|
||||
msg->pos+=4+len;
|
||||
va_end(vl);
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user