6 * Copyright (c) 2001 Maksim Yevmenkin <m_evmenkin@yahoo.com>
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * $Id: ng_hci_var.h,v 1.3 2003/04/26 22:35:21 max Exp $
34 #ifndef _NETGRAPH_HCI_VAR_H_
35 #define _NETGRAPH_HCI_VAR_H_
37 /* MALLOC decalation */
38 #ifdef NG_SEPARATE_MALLOC
39 MALLOC_DECLARE(M_NETGRAPH_HCI);
41 #define M_NETGRAPH_HCI M_NETGRAPH
42 #endif /* NG_SEPARATE_MALLOC */
45 #define NG_HCI_ALERT if (unit->debug >= NG_HCI_ALERT_LEVEL) printf
46 #define NG_HCI_ERR if (unit->debug >= NG_HCI_ERR_LEVEL) printf
47 #define NG_HCI_WARN if (unit->debug >= NG_HCI_WARN_LEVEL) printf
48 #define NG_HCI_INFO if (unit->debug >= NG_HCI_INFO_LEVEL) printf
50 /* Wrapper around m_pullup */
51 #define NG_HCI_M_PULLUP(m, s) \
53 if ((m)->m_len < (s)) \
54 (m) = m_pullup((m), (s)); \
56 NG_HCI_ALERT("%s: %s - m_pullup(%zd) failed\n", \
57 __func__, NG_NODE_NAME(unit->node), (s)); \
61 * Unit hardware buffer descriptor
64 typedef struct ng_hci_unit_buff {
65 u_int8_t cmd_free; /* space available (cmds) */
67 u_int8_t sco_size; /* max. size of one packet */
68 u_int16_t sco_pkts; /* size of buffer (packets) */
69 u_int16_t sco_free; /* space available (packets)*/
71 u_int16_t acl_size; /* max. size of one packet */
72 u_int16_t acl_pkts; /* size of buffer (packets) */
73 u_int16_t acl_free; /* space available (packets)*/
77 * These macro's must be used everywhere in the code. So if extra locking
78 * is required later, it can be added without much troubles.
81 #define NG_HCI_BUFF_CMD_SET(b, v) (b).cmd_free = (v)
82 #define NG_HCI_BUFF_CMD_GET(b, v) (v) = (b).cmd_free
83 #define NG_HCI_BUFF_CMD_USE(b, v) (b).cmd_free -= (v)
85 #define NG_HCI_BUFF_ACL_USE(b, v) (b).acl_free -= (v)
86 #define NG_HCI_BUFF_ACL_FREE(b, v) \
88 (b).acl_free += (v); \
89 if ((b).acl_free > (b).acl_pkts) \
90 (b).acl_free = (b).acl_pkts; \
92 #define NG_HCI_BUFF_ACL_AVAIL(b, v) (v) = (b).acl_free
93 #define NG_HCI_BUFF_ACL_TOTAL(b, v) (v) = (b).acl_pkts
94 #define NG_HCI_BUFF_ACL_SIZE(b, v) (v) = (b).acl_size
95 #define NG_HCI_BUFF_ACL_SET(b, n, s, f) \
102 #define NG_HCI_BUFF_SCO_USE(b, v) (b).sco_free -= (v)
103 #define NG_HCI_BUFF_SCO_FREE(b, v) \
105 (b).sco_free += (v); \
106 if ((b).sco_free > (b).sco_pkts) \
107 (b).sco_free = (b).sco_pkts; \
109 #define NG_HCI_BUFF_SCO_AVAIL(b, v) (v) = (b).sco_free
110 #define NG_HCI_BUFF_SCO_TOTAL(b, v) (v) = (b).sco_pkts
111 #define NG_HCI_BUFF_SCO_SIZE(b, v) (v) = (b).sco_size
112 #define NG_HCI_BUFF_SCO_SET(b, n, s, f) \
114 (b).sco_free = (f); \
115 (b).sco_size = (s); \
116 (b).sco_pkts = (n); \
120 * Unit (Node private)
123 struct ng_hci_unit_con;
124 struct ng_hci_neighbor;
126 typedef struct ng_hci_unit {
127 node_p node; /* node ptr */
129 ng_hci_node_debug_ep debug; /* debug level */
130 ng_hci_node_state_ep state; /* unit state */
132 bdaddr_t bdaddr; /* unit address */
133 u_int8_t features[NG_HCI_FEATURES_SIZE];
136 ng_hci_node_link_policy_mask_ep link_policy_mask; /* link policy mask */
137 ng_hci_node_packet_mask_ep packet_mask; /* packet mask */
138 ng_hci_node_role_switch_ep role_switch; /* role switch */
140 ng_hci_node_stat_ep stat; /* statistic */
141 #define NG_HCI_STAT_CMD_SENT(s) (s).cmd_sent ++
142 #define NG_HCI_STAT_EVNT_RECV(s) (s).evnt_recv ++
143 #define NG_HCI_STAT_ACL_SENT(s, n) (s).acl_sent += (n)
144 #define NG_HCI_STAT_ACL_RECV(s) (s).acl_recv ++
145 #define NG_HCI_STAT_SCO_SENT(s, n) (s).sco_sent += (n)
146 #define NG_HCI_STAT_SCO_RECV(s) (s).sco_recv ++
147 #define NG_HCI_STAT_BYTES_SENT(s, b) (s).bytes_sent += (b)
148 #define NG_HCI_STAT_BYTES_RECV(s, b) (s).bytes_recv += (b)
149 #define NG_HCI_STAT_RESET(s) bzero(&(s), sizeof((s)))
151 ng_hci_unit_buff_t buffer; /* buffer info */
153 struct callout cmd_timo; /* command timeout */
154 ng_bt_mbufq_t cmdq; /* command queue */
155 #define NG_HCI_CMD_QUEUE_LEN 12 /* max. size of cmd q */
157 hook_p drv; /* driver hook */
158 hook_p acl; /* upstream hook */
159 hook_p sco; /* upstream hook */
160 hook_p raw; /* upstream hook */
162 LIST_HEAD(, ng_hci_unit_con) con_list; /* connections */
163 LIST_HEAD(, ng_hci_neighbor) neighbors; /* unit neighbors */
165 typedef ng_hci_unit_t * ng_hci_unit_p;
168 * Unit connection descriptor
171 typedef struct ng_hci_unit_con {
172 ng_hci_unit_p unit; /* pointer back */
174 u_int16_t state; /* con. state */
175 u_int16_t flags; /* con. flags */
176 #define NG_HCI_CON_TIMEOUT_PENDING (1 << 0)
177 #define NG_HCI_CON_NOTIFY_ACL (1 << 1)
178 #define NG_HCI_CON_NOTIFY_SCO (1 << 2)
180 bdaddr_t bdaddr; /* remote address */
181 u_int16_t con_handle; /* con. handle */
183 u_int8_t link_type; /* ACL or SCO */
184 u_int8_t encryption_mode; /* none, p2p, ... */
185 u_int8_t mode; /* ACTIVE, HOLD ... */
186 u_int8_t role; /* MASTER/SLAVE */
188 struct callout con_timo; /* con. timeout */
190 int pending; /* # of data pkts */
191 ng_bt_itemq_t conq; /* con. queue */
193 LIST_ENTRY(ng_hci_unit_con) next; /* next */
195 typedef ng_hci_unit_con_t * ng_hci_unit_con_p;
198 * Unit's neighbor descriptor.
199 * Neighbor is a remote unit that responded to our inquiry.
202 typedef struct ng_hci_neighbor {
203 struct timeval updated; /* entry was updated */
205 bdaddr_t bdaddr; /* address */
206 u_int8_t features[NG_HCI_FEATURES_SIZE];
209 u_int8_t page_scan_rep_mode; /* PS rep. mode */
210 u_int8_t page_scan_mode; /* page scan mode */
211 u_int16_t clock_offset; /* clock offset */
213 LIST_ENTRY(ng_hci_neighbor) next;
215 typedef ng_hci_neighbor_t * ng_hci_neighbor_p;
217 #endif /* ndef _NETGRAPH_HCI_VAR_H_ */