1 /* 2 * ng_l2cap_misc.h 3 */ 4 5 /*- 6 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 7 * 8 * Copyright (c) Maksim Yevmenkin <m_evmenkin@yahoo.com> 9 * All rights reserved. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 * $Id: ng_l2cap_misc.h,v 1.3 2003/09/08 19:11:45 max Exp $ 33 * $FreeBSD$ 34 */ 35 36 #ifndef _NETGRAPH_L2CAP_MISC_H_ 37 #define _NETGRAPH_L2CAP_MISC_H_ 38 39 void ng_l2cap_send_hook_info (node_p, hook_p, void *, int); 40 41 /* 42 * ACL Connections 43 */ 44 45 ng_l2cap_con_p ng_l2cap_new_con (ng_l2cap_p, bdaddr_p, int); 46 void ng_l2cap_con_ref (ng_l2cap_con_p); 47 void ng_l2cap_con_unref (ng_l2cap_con_p); 48 ng_l2cap_con_p ng_l2cap_con_by_addr (ng_l2cap_p, bdaddr_p, unsigned int); 49 ng_l2cap_con_p ng_l2cap_con_by_handle (ng_l2cap_p, u_int16_t); 50 void ng_l2cap_free_con (ng_l2cap_con_p); 51 52 /* 53 * L2CAP channels 54 */ 55 56 ng_l2cap_chan_p ng_l2cap_new_chan (ng_l2cap_p, ng_l2cap_con_p, u_int16_t, int); 57 ng_l2cap_chan_p ng_l2cap_chan_by_scid (ng_l2cap_p, u_int16_t, int); 58 ng_l2cap_chan_p ng_l2cap_chan_by_conhandle(ng_l2cap_p , uint16_t , u_int16_t); 59 60 void ng_l2cap_free_chan (ng_l2cap_chan_p); 61 62 /* 63 * L2CAP command descriptors 64 */ 65 66 #define ng_l2cap_link_cmd(con, cmd) \ 67 do { \ 68 TAILQ_INSERT_TAIL(&(con)->cmd_list, (cmd), next); \ 69 ng_l2cap_con_ref((con)); \ 70 } while (0) 71 72 #define ng_l2cap_unlink_cmd(cmd) \ 73 do { \ 74 TAILQ_REMOVE(&((cmd)->con->cmd_list), (cmd), next); \ 75 ng_l2cap_con_unref((cmd)->con); \ 76 } while (0) 77 78 #define ng_l2cap_free_cmd(cmd) \ 79 do { \ 80 KASSERT(!callout_pending(&(cmd)->timo), ("Pending callout!")); \ 81 NG_FREE_M((cmd)->aux); \ 82 bzero((cmd), sizeof(*(cmd))); \ 83 free((cmd), M_NETGRAPH_L2CAP); \ 84 } while (0) 85 86 ng_l2cap_cmd_p ng_l2cap_new_cmd (ng_l2cap_con_p, ng_l2cap_chan_p, 87 u_int8_t, u_int8_t, u_int32_t); 88 ng_l2cap_cmd_p ng_l2cap_cmd_by_ident (ng_l2cap_con_p, u_int8_t); 89 u_int8_t ng_l2cap_get_ident (ng_l2cap_con_p); 90 91 /* 92 * Timeout 93 */ 94 95 int ng_l2cap_discon_timeout (ng_l2cap_con_p); 96 int ng_l2cap_discon_untimeout (ng_l2cap_con_p); 97 int ng_l2cap_lp_timeout (ng_l2cap_con_p); 98 int ng_l2cap_lp_untimeout (ng_l2cap_con_p); 99 int ng_l2cap_command_timeout (ng_l2cap_cmd_p, int); 100 int ng_l2cap_command_untimeout (ng_l2cap_cmd_p); 101 102 /* 103 * Other stuff 104 */ 105 106 struct mbuf * ng_l2cap_prepend (struct mbuf *, int); 107 ng_l2cap_flow_p ng_l2cap_default_flow (void); 108 109 #endif /* ndef _NETGRAPH_L2CAP_MISC_H_ */ 110 111