Revision 498b2ae7e5c320b3844d3f18c8d86fae1584b617 authored by John Baldwin on 13 July 2017, 17:05:57 UTC, committed by John Baldwin on 13 July 2017, 17:05:57 UTC
Add deprecation notices for various device drivers removed in 12.0. Approved by: re (kib)
1 parent 02e3c47
bluetooth.c
/*
* bluetooth.c
*/
/*-
* Copyright (c) 2001-2009 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: bluetooth.c,v 1.3 2003/05/20 23:04:30 max Exp $
* $FreeBSD$
*/
#define L2CAP_SOCKET_CHECKED
#include <bluetooth.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define _PATH_BT_HOSTS "/etc/bluetooth/hosts"
#define _PATH_BT_PROTOCOLS "/etc/bluetooth/protocols"
#define MAXALIASES 35
static FILE *hostf = NULL;
static int host_stayopen = 0;
static struct hostent host;
static bdaddr_t host_addr;
static char *host_addr_ptrs[2];
static char *host_aliases[MAXALIASES];
static FILE *protof = NULL;
static int proto_stayopen = 0;
static struct protoent proto;
static char *proto_aliases[MAXALIASES];
static char buf[BUFSIZ + 1];
static int bt_hex_byte (char const *str);
static int bt_hex_nibble (char nibble);
struct hostent *
bt_gethostbyname(char const *name)
{
struct hostent *p;
char **cp;
bt_sethostent(host_stayopen);
while ((p = bt_gethostent()) != NULL) {
if (strcasecmp(p->h_name, name) == 0)
break;
for (cp = p->h_aliases; *cp != NULL; cp++)
if (strcasecmp(*cp, name) == 0)
goto found;
}
found:
bt_endhostent();
return (p);
}
struct hostent *
bt_gethostbyaddr(char const *addr, int len, int type)
{
struct hostent *p;
if (type != AF_BLUETOOTH || len != sizeof(bdaddr_t)) {
h_errno = NO_RECOVERY;
return (NULL);
}
bt_sethostent(host_stayopen);
while ((p = bt_gethostent()) != NULL)
if (p->h_addrtype == type && bcmp(p->h_addr, addr, len) == 0)
break;
bt_endhostent();
return (p);
}
struct hostent *
bt_gethostent(void)
{
char *p, *cp, **q;
if (hostf == NULL)
hostf = fopen(_PATH_BT_HOSTS, "r");
if (hostf == NULL) {
h_errno = NETDB_INTERNAL;
return (NULL);
}
again:
if ((p = fgets(buf, sizeof(buf), hostf)) == NULL) {
h_errno = HOST_NOT_FOUND;
return (NULL);
}
if (*p == '#')
goto again;
if ((cp = strpbrk(p, "#\n")) == NULL)
goto again;
*cp = 0;
if ((cp = strpbrk(p, " \t")) == NULL)
goto again;
*cp++ = 0;
if (bt_aton(p, &host_addr) == 0)
goto again;
host_addr_ptrs[0] = (char *) &host_addr;
host_addr_ptrs[1] = NULL;
host.h_addr_list = host_addr_ptrs;
host.h_length = sizeof(host_addr);
host.h_addrtype = AF_BLUETOOTH;
while (*cp == ' ' || *cp == '\t')
cp++;
host.h_name = cp;
q = host.h_aliases = host_aliases;
if ((cp = strpbrk(cp, " \t")) != NULL)
*cp++ = 0;
while (cp != NULL && *cp != 0) {
if (*cp == ' ' || *cp == '\t') {
cp++;
continue;
}
if (q < &host_aliases[MAXALIASES - 1])
*q++ = cp;
if ((cp = strpbrk(cp, " \t")) != NULL)
*cp++ = 0;
}
*q = NULL;
h_errno = NETDB_SUCCESS;
return (&host);
}
void
bt_sethostent(int stayopen)
{
if (hostf == NULL)
hostf = fopen(_PATH_BT_HOSTS, "r");
else
rewind(hostf);
host_stayopen = stayopen;
}
void
bt_endhostent(void)
{
if (hostf != NULL && host_stayopen == 0) {
(void) fclose(hostf);
hostf = NULL;
}
}
struct protoent *
bt_getprotobyname(char const *name)
{
struct protoent *p;
char **cp;
bt_setprotoent(proto_stayopen);
while ((p = bt_getprotoent()) != NULL) {
if (strcmp(p->p_name, name) == 0)
break;
for (cp = p->p_aliases; *cp != NULL; cp++)
if (strcmp(*cp, name) == 0)
goto found;
}
found:
bt_endprotoent();
return (p);
}
struct protoent *
bt_getprotobynumber(int proto)
{
struct protoent *p;
bt_setprotoent(proto_stayopen);
while ((p = bt_getprotoent()) != NULL)
if (p->p_proto == proto)
break;
bt_endprotoent();
return (p);
}
struct protoent *
bt_getprotoent(void)
{
char *p, *cp, **q;
if (protof == NULL)
protof = fopen(_PATH_BT_PROTOCOLS, "r");
if (protof == NULL)
return (NULL);
again:
if ((p = fgets(buf, sizeof(buf), protof)) == NULL)
return (NULL);
if (*p == '#')
goto again;
if ((cp = strpbrk(p, "#\n")) == NULL)
goto again;
*cp = '\0';
proto.p_name = p;
if ((cp = strpbrk(p, " \t")) == NULL)
goto again;
*cp++ = '\0';
while (*cp == ' ' || *cp == '\t')
cp++;
if ((p = strpbrk(cp, " \t")) != NULL)
*p++ = '\0';
proto.p_proto = atoi(cp);
q = proto.p_aliases = proto_aliases;
if (p != NULL) {
cp = p;
while (cp != NULL && *cp != 0) {
if (*cp == ' ' || *cp == '\t') {
cp++;
continue;
}
if (q < &proto_aliases[MAXALIASES - 1])
*q++ = cp;
if ((cp = strpbrk(cp, " \t")) != NULL)
*cp++ = '\0';
}
}
*q = NULL;
return (&proto);
}
void
bt_setprotoent(int stayopen)
{
if (protof == NULL)
protof = fopen(_PATH_BT_PROTOCOLS, "r");
else
rewind(protof);
proto_stayopen = stayopen;
}
void
bt_endprotoent(void)
{
if (protof != NULL) {
(void) fclose(protof);
protof = NULL;
}
}
char const *
bt_ntoa(bdaddr_t const *ba, char *str)
{
static char buffer[24];
if (str == NULL)
str = buffer;
sprintf(str, "%2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x",
ba->b[5], ba->b[4], ba->b[3], ba->b[2], ba->b[1], ba->b[0]);
return (str);
}
int
bt_aton(char const *str, bdaddr_t *ba)
{
int i, b;
char *end = NULL;
memset(ba, 0, sizeof(*ba));
for (i = 5, end = strchr(str, ':');
i > 0 && *str != '\0' && end != NULL;
i --, str = end + 1, end = strchr(str, ':')) {
switch (end - str) {
case 1:
b = bt_hex_nibble(str[0]);
break;
case 2:
b = bt_hex_byte(str);
break;
default:
b = -1;
break;
}
if (b < 0)
return (0);
ba->b[i] = b;
}
if (i != 0 || end != NULL || *str == 0)
return (0);
switch (strlen(str)) {
case 1:
b = bt_hex_nibble(str[0]);
break;
case 2:
b = bt_hex_byte(str);
break;
default:
b = -1;
break;
}
if (b < 0)
return (0);
ba->b[i] = b;
return (1);
}
static int
bt_hex_byte(char const *str)
{
int n1, n2;
if ((n1 = bt_hex_nibble(str[0])) < 0)
return (-1);
if ((n2 = bt_hex_nibble(str[1])) < 0)
return (-1);
return ((((n1 & 0x0f) << 4) | (n2 & 0x0f)) & 0xff);
}
static int
bt_hex_nibble(char nibble)
{
if ('0' <= nibble && nibble <= '9')
return (nibble - '0');
if ('a' <= nibble && nibble <= 'f')
return (nibble - 'a' + 0xa);
if ('A' <= nibble && nibble <= 'F')
return (nibble - 'A' + 0xa);
return (-1);
}
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