diff options
Diffstat (limited to 'libosmocore/include/osmocore/msgb.h')
-rw-r--r-- | libosmocore/include/osmocore/msgb.h | 114 |
1 files changed, 0 insertions, 114 deletions
diff --git a/libosmocore/include/osmocore/msgb.h b/libosmocore/include/osmocore/msgb.h deleted file mode 100644 index 131f920ae..000000000 --- a/libosmocore/include/osmocore/msgb.h +++ /dev/null @@ -1,114 +0,0 @@ -#ifndef _MSGB_H -#define _MSGB_H - -/* (C) 2008 by Harald Welte <laforge@gnumonks.org> - * All Rights Reserved - * - * 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., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - * - */ - -#include <stdint.h> -#include "linuxlist.h" - -struct bts_link; - -struct msgb { - struct llist_head list; - - /* ptr to the physical E1 link to the BTS(s) */ - struct gsm_bts_link *bts_link; - - /* Part of which TRX logical channel we were received / transmitted */ - struct gsm_bts_trx *trx; - struct gsm_lchan *lchan; - - unsigned char *l2h; - unsigned char *l3h; - unsigned char *smsh; - - uint16_t data_len; - uint16_t len; - - unsigned char *head; - unsigned char *tail; - unsigned char *data; - unsigned char _data[0]; -}; - -extern struct msgb *msgb_alloc(uint16_t size, const char *name); -extern void msgb_free(struct msgb *m); -extern void msgb_enqueue(struct llist_head *queue, struct msgb *msg); -extern struct msgb *msgb_dequeue(struct llist_head *queue); -extern void msgb_reset(struct msgb *m); - -#define msgb_l2(m) ((void *)(m->l2h)) -#define msgb_l3(m) ((void *)(m->l3h)) -#define msgb_sms(m) ((void *)(m->smsh)) - -static inline unsigned int msgb_l2len(const struct msgb *msgb) -{ - return msgb->tail - (uint8_t *)msgb_l2(msgb); -} - -static inline unsigned int msgb_l3len(const struct msgb *msgb) -{ - return msgb->tail - (uint8_t *)msgb_l3(msgb); -} - -static inline unsigned int msgb_headlen(const struct msgb *msgb) -{ - return msgb->len - msgb->data_len; -} -static inline unsigned char *msgb_put(struct msgb *msgb, unsigned int len) -{ - unsigned char *tmp = msgb->tail; - msgb->tail += len; - msgb->len += len; - return tmp; -} -static inline unsigned char *msgb_push(struct msgb *msgb, unsigned int len) -{ - msgb->data -= len; - msgb->len += len; - return msgb->data; -} -static inline unsigned char *msgb_pull(struct msgb *msgb, unsigned int len) -{ - msgb->len -= len; - return msgb->data += len; -} -static inline int msgb_tailroom(const struct msgb *msgb) -{ - return (msgb->data + msgb->data_len) - msgb->tail; -} - -/* increase the headroom of an empty msgb, reducing the tailroom */ -static inline void msgb_reserve(struct msgb *msg, int len) -{ - msg->data += len; - msg->tail += len; -} - -static inline struct msgb *msgb_alloc_headroom(int size, int headroom, - const char *name) -{ - struct msgb *msg = msgb_alloc(size, name); - if (msg) - msgb_reserve(msg, headroom); - return msg; -} - -#endif /* _MSGB_H */ |