80 lines
1.7 KiB
C++
80 lines
1.7 KiB
C++
/* Copied from tbf.cpp
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*
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* Copyright (C) 2012 Ivan Klyuchnikov
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* Copyright (C) 2012 Andreas Eversberg <jolly@eversberg.eu>
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* Copyright (C) 2013 by Holger Hans Peter Freyther
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program 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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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include <tbf.h>
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#include <bts.h>
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#include <string.h>
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extern "C" {
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#include <osmocom/core/msgb.h>
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}
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/* reset LLC frame */
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void gprs_llc::reset()
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{
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index = 0;
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length = 0;
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}
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void gprs_llc::reset_frame_space()
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{
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index = 0;
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}
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void gprs_llc::enqueue(struct msgb *llc_msg)
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{
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msgb_enqueue(&queue, llc_msg);
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}
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void gprs_llc::put_frame(const uint8_t *data, size_t len)
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{
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memcpy(frame, data, len);
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length = len;
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}
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void gprs_llc::clear(BTS *bts)
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{
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struct msgb *msg;
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while ((msg = msgb_dequeue(&queue))) {
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bts->dropped_frame();
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msgb_free(msg);
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}
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}
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void gprs_llc::init()
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{
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INIT_LLIST_HEAD(&queue);
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}
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struct msgb *gprs_llc::dequeue()
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{
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return msgb_dequeue(&queue);
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}
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void gprs_llc::update_frame(struct msgb *msg)
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{
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/* TODO: bounds check */
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memcpy(frame, msg->data, msg->len);
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length = msg->len;
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}
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