diff options
author | Holger Hans Peter Freyther <holger@moiji-mobile.com> | 2013-11-07 07:21:06 +0100 |
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committer | Holger Hans Peter Freyther <holger@moiji-mobile.com> | 2013-11-07 07:21:06 +0100 |
commit | 096f6f9f39a078ee45bc9dcba6fb7cc2a10936cb (patch) | |
tree | 991bbe5d910cfd45b2c9acaaa4ba2921d4dcc31c /src/llc.cpp | |
parent | 758dc12c9f3d265e5e1998087e70daef1502206c (diff) |
llc: Move the llc code out of the tbf.cpp into a new dedicated one
Diffstat (limited to 'src/llc.cpp')
-rw-r--r-- | src/llc.cpp | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/src/llc.cpp b/src/llc.cpp new file mode 100644 index 00000000..f5daa1e8 --- /dev/null +++ b/src/llc.cpp @@ -0,0 +1,79 @@ +/* Copied from tbf.cpp + * + * Copyright (C) 2012 Ivan Klyuchnikov + * Copyright (C) 2012 Andreas Eversberg <jolly@eversberg.eu> + * Copyright (C) 2013 by Holger Hans Peter Freyther + * + * This program 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 2 + * of the License, or (at your option) any later version. + * + * This program 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 this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include <tbf.h> +#include <bts.h> + +#include <string.h> + +extern "C" { +#include <osmocom/core/msgb.h> +} + +/* reset LLC frame */ +void gprs_llc::reset() +{ + index = 0; + length = 0; +} + +void gprs_llc::reset_frame_space() +{ + index = 0; +} + +void gprs_llc::enqueue(struct msgb *llc_msg) +{ + msgb_enqueue(&queue, llc_msg); +} + +void gprs_llc::put_frame(const uint8_t *data, size_t len) +{ + memcpy(frame, data, len); + length = len; +} + +void gprs_llc::clear(BTS *bts) +{ + struct msgb *msg; + + while ((msg = msgb_dequeue(&queue))) { + bts->dropped_frame(); + msgb_free(msg); + } +} + +void gprs_llc::init() +{ + INIT_LLIST_HEAD(&queue); +} + +struct msgb *gprs_llc::dequeue() +{ + return msgb_dequeue(&queue); +} + +void gprs_llc::update_frame(struct msgb *msg) +{ + /* TODO: bounds check */ + memcpy(frame, msg->data, msg->len); + length = msg->len; +} |