diff options
Diffstat (limited to 'sys/netgraph/bluetooth/include/ng_bluetooth.h')
| -rw-r--r-- | sys/netgraph/bluetooth/include/ng_bluetooth.h | 232 |
1 files changed, 232 insertions, 0 deletions
diff --git a/sys/netgraph/bluetooth/include/ng_bluetooth.h b/sys/netgraph/bluetooth/include/ng_bluetooth.h new file mode 100644 index 0000000..238da42 --- /dev/null +++ b/sys/netgraph/bluetooth/include/ng_bluetooth.h @@ -0,0 +1,232 @@ +/* + * bluetooth.h + * + * Copyright (c) 2001-2002 Maksim Yevmenkin <m_evmenkin@yahoo.com> + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $Id: ng_bluetooth.h,v 1.1.1.1 2002/09/04 21:47:41 max Exp $ + * $FreeBSD$ + */ + +#ifndef _NETGRAPH_BLUETOOTH_H_ +#define _NETGRAPH_BLUETOOTH_H_ 1 + +/* + * Version of the stack + */ + +#define NG_BLUETOOTH_VERSION 1 + +/* + * Declare the base of the Bluetooth sysctl hierarchy, + * but only if this file cares about sysctl's + */ + +#ifdef SYSCTL_DECL +SYSCTL_DECL(_net_bluetooth); +SYSCTL_DECL(_net_bluetooth_hci); +SYSCTL_DECL(_net_bluetooth_l2cap); +#endif /* SYSCTL_DECL */ + +/* + * Mbuf qeueue and useful mbufq macros. We do not use ifqueue because we + * do not need mutex and other locking stuff + */ + +struct mbuf; + +struct ng_bt_mbufq { + struct mbuf *head; /* first item in the queue */ + struct mbuf *tail; /* last item in the queue */ + u_int32_t len; /* number of items in the queue */ + u_int32_t maxlen; /* maximal number of items in the queue */ + u_int32_t drops; /* number if dropped items */ +}; +typedef struct ng_bt_mbufq ng_bt_mbufq_t; +typedef struct ng_bt_mbufq * ng_bt_mbufq_p; + +#define NG_BT_MBUFQ_INIT(q, _maxlen) \ + do { \ + (q)->head = NULL; \ + (q)->tail = NULL; \ + (q)->len = 0; \ + (q)->maxlen = (_maxlen); \ + (q)->drops = 0; \ + } while (0) + +#define NG_BT_MBUFQ_DESTROY(q) \ + do { \ + NG_BT_MBUFQ_DRAIN((q)); \ + } while (0) + +#define NG_BT_MBUFQ_FIRST(q) (q)->head + +#define NG_BT_MBUFQ_LEN(q) (q)->len + +#define NG_BT_MBUFQ_FULL(q) (q)->len >= (q)->maxlen + +#define NG_BT_MBUFQ_DROP(q) (q)->drops ++ + +#define NG_BT_MBUFQ_ENQUEUE(q, i) \ + do { \ + (i)->m_nextpkt = NULL; \ + \ + if ((q)->tail == NULL) \ + (q)->head = (i); \ + else \ + (q)->tail->m_nextpkt = (i); \ + \ + (q)->tail = (i); \ + (q)->len ++; \ + } while (0) + +#define NG_BT_MBUFQ_DEQUEUE(q, i) \ + do { \ + (i) = (q)->head; \ + if ((i) != NULL) { \ + (q)->head = (q)->head->m_nextpkt; \ + if ((q)->head == NULL) \ + (q)->tail = NULL; \ + \ + (q)->len --; \ + (i)->m_nextpkt = NULL; \ + } \ + } while (0) + +#define NG_BT_MBUFQ_PREPEND(q, i) \ + do { \ + (i)->m_nextpkt = (q)->head; \ + if ((q)->tail == NULL) \ + (q)->tail = (i); \ + \ + (q)->head = (i); \ + (q)->len ++; \ + } while (0) + +#define NG_BT_MBUFQ_DRAIN(q) \ + do { \ + struct mbuf *m = NULL; \ + \ + for (;;) { \ + NG_BT_MBUFQ_DEQUEUE((q), m); \ + if (m == NULL) \ + break; \ + \ + NG_FREE_M(m); \ + } \ + } while (0) + +/* + * Netgraph item queue and useful itemq macros + */ + +struct ng_item; + +struct ng_bt_itemq { + struct ng_item *head; /* first item in the queue */ + struct ng_item *tail; /* last item in the queue */ + u_int32_t len; /* number of items in the queue */ + u_int32_t maxlen; /* maximal number of items in the queue */ + u_int32_t drops; /* number if dropped items */ +}; +typedef struct ng_bt_itemq ng_bt_itemq_t; +typedef struct ng_bt_itemq * ng_bt_itemq_p; + +#define NG_BT_ITEMQ_INIT(q, _maxlen) NG_BT_MBUFQ_INIT((q), (_maxlen)) + +#define NG_BT_ITEMQ_DESTROY(q) \ + do { \ + NG_BT_ITEMQ_DRAIN((q)); \ + } while (0) + +#define NG_BT_ITEMQ_FIRST(q) NG_BT_MBUFQ_FIRST((q)) + +#define NG_BT_ITEMQ_LEN(q) NG_BT_MBUFQ_LEN((q)) + +#define NG_BT_ITEMQ_FULL(q) NG_BT_MBUFQ_FULL((q)) + +#define NG_BT_ITEMQ_DROP(q) NG_BT_MBUFQ_DROP((q)) + +#define NG_BT_ITEMQ_ENQUEUE(q, i) \ + do { \ + (i)->el_next = NULL; \ + \ + if ((q)->tail == NULL) \ + (q)->head = (i); \ + else \ + (q)->tail->el_next = (i); \ + \ + (q)->tail = (i); \ + (q)->len ++; \ + } while (0) + +#define NG_BT_ITEMQ_DEQUEUE(q, i) \ + do { \ + (i) = (q)->head; \ + if ((i) != NULL) { \ + (q)->head = (q)->head->el_next; \ + if ((q)->head == NULL) \ + (q)->tail = NULL; \ + \ + (q)->len --; \ + (i)->el_next = NULL; \ + } \ + } while (0) + +#define NG_BT_ITEMQ_PREPEND(q, i) \ + do { \ + (i)->el_next = (q)->head; \ + if ((q)->tail == NULL) \ + (q)->tail = (i); \ + \ + (q)->head = (i); \ + (q)->len ++; \ + } while (0) + +#define NG_BT_ITEMQ_DRAIN(q) \ + do { \ + struct ng_item *i = NULL; \ + \ + for (;;) { \ + NG_BT_ITEMQ_DEQUEUE((q), i); \ + if (i == NULL) \ + break; \ + \ + NG_FREE_ITEM(i); \ + } \ + } while (0) + +/* + * Get Bluetooth stack sysctl globals + */ + +u_int32_t bluetooth_hci_command_timeout (void); +u_int32_t bluetooth_hci_connect_timeout (void); +u_int32_t bluetooth_hci_watchdog_timeout (void); +u_int32_t bluetooth_hci_max_neighbor_age (void); +u_int32_t bluetooth_l2cap_rtx_timeout (void); +u_int32_t bluetooth_l2cap_ertx_timeout (void); + +#endif /* _NETGRAPH_BLUETOOTH_H_ */ + |
