usr.sbin/sdpd/sdpd.h

   1 /*      $NetBSD: sdpd.h$        */
   2
   3 /*-
   4  * Copyright (c) 2006 Itronix Inc.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. The name of Itronix Inc. may not be used to endorse
  16  *    or promote products derived from this software without specific
  17  *    prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY ITRONIX INC. ``AS IS'' AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL ITRONIX INC. BE LIABLE FOR ANY
  23  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  24  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  25  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  26  * ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31 /*
  32  * Copyright (c) 2009 The NetBSD Foundation, Inc.
  33  * Copyright (c) 2004 Maksim Yevmenkin <m_evmenkin@yahoo.com>
  34  * All rights reserved.
  35  *
  36  * Redistribution and use in source and binary forms, with or without
  37  * modification, are permitted provided that the following conditions
  38  * are met:
  39  * 1. Redistributions of source code must retain the above copyright
  40  *    notice, this list of conditions and the following disclaimer.
  41  * 2. Redistributions in binary form must reproduce the above copyright
  42  *    notice, this list of conditions and the following disclaimer in the
  43  *    documentation and/or other materials provided with the distribution.
  44  *
  45  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  46  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  47  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  48  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  49  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  50  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  51  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  52  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  53  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  54  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  55  * SUCH DAMAGE.
  56  */
  57
  58 #ifndef _SDPD_H_
  59 #define _SDPD_H_
  60
  61 #include <sys/types.h>
  62 #include <sys/queue.h>
  63
  64 #include <bluetooth.h>
  65 #include <sdp.h>
  66 #include <stdbool.h>
  67
  68 /*
  69  * Service Record entry
  70  */
  71 struct record {
  72         int                     fd;     /* owner */
  73         bool                    valid;  /* record is current */
  74         uint32_t                handle; /* ServiceRecord handle */
  75         sdp_data_t              data;   /* ServiceRecord data */
  76         bdaddr_t                bdaddr; /* restricted device address */
  77         int                     refcnt; /* reference count */
  78         fd_set                  refset; /* reference bitset */
  79         LIST_ENTRY(record)      next;   /* next ServiceRecord */
  80         uint8_t                 ext[0]; /* raw data storage ... */
  81 };
  82
  83 typedef struct record record_t;
  84
  85 /*
  86  * File descriptor (client) index entry
  87  */
  88 struct fd_idx {
  89         bool                    valid;  /* descriptor is valid */
  90         bool                    server; /* descriptor is listening */
  91         bool                    control;/* descriptor is control socket */
  92         bool                    priv;   /* descriptor may modify service record db */
  93         uint16_t                omtu;   /* outgoing MTU */
  94         uint16_t                offset; /* stored ContinuationState */
  95         bdaddr_t                bdaddr; /* clients local device address */
  96 };
  97
  98 typedef struct fd_idx fd_idx_t;
  99
 100 /*
 101  * SDP server
 102  */
 103 struct server {
 104         uint16_t                imtu;   /* incoming MTU */
 105         uint8_t *               ibuf;   /* input buffer */
 106         size_t                  ctllen; /* control msg buffer length */
 107         uint8_t *               ctlbuf; /* control msg buffer */
 108         sdp_pdu_t               pdu;    /* PDU header */
 109         uint16_t                omtu;   /* outgoing MTU */
 110         uint8_t *               obuf;   /* output buffer */
 111         uint32_t                handle; /* next ServiceRecordHandle */
 112         LIST_HEAD(, record)     rlist;  /* ServiceRecord list */
 113         int                     fdmax;  /* descriptor max index */
 114         fd_idx_t *              fdidx;  /* descriptor index */
 115         fd_set                  fdset;  /* current descriptor set */
 116         const char *            sgroup; /* privileged group */
 117 };
 118
 119 typedef struct server server_t;
 120
 121 /* compat.c */
 122 uint16_t compat_register_request(server_t *, int);
 123 uint16_t compat_change_request(server_t *, int);
 124
 125 /* db.c */
 126 bool    db_init(server_t *);
 127 bool    db_next(server_t *, int, record_t **);
 128 void    db_select_ssp(server_t *, int, sdp_data_t *);
 129 void    db_select_handle(server_t *, int, uint32_t);
 130 bool    db_create(server_t *, int, const bdaddr_t *, uint32_t, sdp_data_t *);
 131 void    db_unselect(server_t *, int);
 132 void    db_release(server_t *, int);
 133
 134 /* log.c */
 135 void    log_open(char const *, bool);
 136 void    log_close(void);
 137 void    log_emerg(char const *, ...);
 138 void    log_alert(char const *, ...);
 139 void    log_crit(char const *, ...);
 140 void    log_err(char const *, ...);
 141 void    log_warning(char const *, ...);
 142 void    log_notice(char const *, ...);
 143 void    log_info(char const *, ...);
 144 void    log_debug(char const *, ...);
 145
 146 /* record.c */
 147 uint16_t record_insert_request(server_t *, int);
 148 uint16_t record_update_request(server_t *, int);
 149 uint16_t record_remove_request(server_t *, int);
 150
 151 /* server.c */
 152 bool    server_init(server_t *, const char *, const char *);
 153 void    server_shutdown(server_t *);
 154 bool    server_do(server_t *);
 155 void    server_error_response(server_t *, int, uint16_t);
 156
 157 /* service.c */
 158 uint16_t service_search_request(server_t *, int);
 159 uint16_t service_attribute_request(server_t *, int);
 160 uint16_t service_search_attribute_request(server_t *, int);
 161
 162 #endif /* _SDPD_H_ */