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[src/trunk]: src/usr.bin/rfcomm_sppd Add a new feature, allow to specify an a...
details: https://anonhg.NetBSD.org/src/rev/e2075e40e575
branches: trunk
changeset: 747616:e2075e40e575
user: plunky <plunky%NetBSD.org@localhost>
date: Thu Sep 24 18:30:37 2009 +0000
description:
Add a new feature, allow to specify an alternative PSM value for the
RFCOMM protocol to use in client or server mode. Also, handle the case
where service search of the remote device returns non-standard PSM.
diffstat:
usr.bin/rfcomm_sppd/rfcomm_sppd.1 | 11 +++++-
usr.bin/rfcomm_sppd/rfcomm_sppd.c | 64 ++++++++++++++++++++++++++------------
2 files changed, 52 insertions(+), 23 deletions(-)
diffs (250 lines):
diff -r 7dec6f5a6517 -r e2075e40e575 usr.bin/rfcomm_sppd/rfcomm_sppd.1
--- a/usr.bin/rfcomm_sppd/rfcomm_sppd.1 Thu Sep 24 16:45:48 2009 +0000
+++ b/usr.bin/rfcomm_sppd/rfcomm_sppd.1 Thu Sep 24 18:30:37 2009 +0000
@@ -1,4 +1,4 @@
-.\" $NetBSD: rfcomm_sppd.1,v 1.6 2007/12/02 20:41:40 wiz Exp $
+.\" $NetBSD: rfcomm_sppd.1,v 1.7 2009/09/24 18:30:37 plunky Exp $
.\"
.\" Copyright (c) 2006 Itronix Inc.
.\" All rights reserved.
@@ -52,7 +52,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
-.Dd April 10, 2007
+.Dd September 24, 2009
.Dt RFCOMM_SPPD 1
.Os
.Sh NAME
@@ -62,6 +62,7 @@
.Nm
.Op Fl d Ar device
.Op Fl m Ar mode
+.Op Fl p Ar psm
.Op Fl s Ar service
.Op Fl t Ar tty
.Brq Fl a Ar address | Fl c Ar channel
@@ -129,6 +130,12 @@
.It secure
encryption, plus change of link key.
.El
+.It Fl p Ar psm
+Specify the
+.Qq Protocol/Service Multiplexer
+value to be used for the RFCOMM protocol.
+In client mode where Service Discovery is being used, this value
+will be ignored.
.It Fl s Ar service
This is the service class that will be searched for on the remote device.
If no
diff -r 7dec6f5a6517 -r e2075e40e575 usr.bin/rfcomm_sppd/rfcomm_sppd.c
--- a/usr.bin/rfcomm_sppd/rfcomm_sppd.c Thu Sep 24 16:45:48 2009 +0000
+++ b/usr.bin/rfcomm_sppd/rfcomm_sppd.c Thu Sep 24 18:30:37 2009 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: rfcomm_sppd.c,v 1.11 2009/05/21 14:44:01 plunky Exp $ */
+/* $NetBSD: rfcomm_sppd.c,v 1.12 2009/09/24 18:30:37 plunky Exp $ */
/*-
* Copyright (c) 2006 Itronix Inc.
@@ -62,7 +62,7 @@
Copyright (c) 2006 Itronix, Inc.\
Copyright (c) 2003 Maksim Yevmenkin m_evmenkin%yahoo.com@localhost.\
All rights reserved.");
-__RCSID("$NetBSD: rfcomm_sppd.c,v 1.11 2009/05/21 14:44:01 plunky Exp $");
+__RCSID("$NetBSD: rfcomm_sppd.c,v 1.12 2009/09/24 18:30:37 plunky Exp $");
#include <sys/param.h>
@@ -87,10 +87,10 @@
#include <netbt/rfcomm.h>
int open_tty(const char *);
-int open_client(bdaddr_t *, bdaddr_t *, int, const char *);
-int open_server(bdaddr_t *, uint8_t, int, const char *);
+int open_client(bdaddr_t *, bdaddr_t *, int, uintmax_t, const char *);
+int open_server(bdaddr_t *, uint16_t, uint8_t, int, const char *);
void copy_data(int, int);
-int channel_lookup(const bdaddr_t *, const bdaddr_t *, uint16_t, uintmax_t *);
+int service_search(const bdaddr_t *, const bdaddr_t *, uint16_t, uintmax_t *, uintmax_t *);
void sighandler(int);
void usage(void);
void reset_tio(void);
@@ -121,6 +121,7 @@
const char *service;
char *ep, *tty;
int lm, n, rfcomm, tty_in, tty_out;
+ uint16_t psm;
uint8_t channel;
bdaddr_copy(&laddr, BDADDR_ANY);
@@ -128,10 +129,11 @@
service = "SP";
tty = NULL;
channel = 0;
+ psm = L2CAP_PSM_RFCOMM;
lm = 0;
/* Parse command line options */
- while ((n = getopt(argc, argv, "a:c:d:hm:s:t:")) != -1) {
+ while ((n = getopt(argc, argv, "a:c:d:hm:p:s:t:")) != -1) {
switch (n) {
case 'a': /* remote device address */
if (!bt_aton(optarg, &raddr)) {
@@ -170,6 +172,13 @@
break;
+ case 'p': /* PSM */
+ psm = strtoul(optarg, &ep, 0);
+ if (*ep != '\0' || L2CAP_PSM_INVALID(psm))
+ errx(EXIT_FAILURE, "Invalid PSM: %s", optarg);
+
+ break;
+
case 's': /* service class */
service = optarg;
break;
@@ -210,9 +219,9 @@
/* open RFCOMM */
if (channel == 0)
- rfcomm = open_client(&laddr, &raddr, lm, service);
+ rfcomm = open_client(&laddr, &raddr, lm, psm, service);
else
- rfcomm = open_server(&laddr, channel, lm, service);
+ rfcomm = open_server(&laddr, psm, channel, lm, service);
/*
* now we are ready to go, so either detach or maybe turn
@@ -318,7 +327,7 @@
}
int
-open_client(bdaddr_t *laddr, bdaddr_t *raddr, int lm, const char *service)
+open_client(bdaddr_t *laddr, bdaddr_t *raddr, int lm, uintmax_t psm, const char *service)
{
struct sockaddr_bt sa;
struct service *s;
@@ -337,7 +346,7 @@
}
if (strcasecmp(s->name, service) == 0) {
- error = channel_lookup(laddr, raddr, s->class, &channel);
+ error = service_search(laddr, raddr, s->class, &psm, &channel);
if (error != 0)
errx(EXIT_FAILURE, "%s: %s", s->name, strerror(error));
@@ -348,6 +357,9 @@
if (channel < RFCOMM_CHANNEL_MIN || channel > RFCOMM_CHANNEL_MAX)
errx(EXIT_FAILURE, "Invalid channel %"PRIuMAX, channel);
+ if (L2CAP_PSM_INVALID(psm))
+ errx(EXIT_FAILURE, "Invalid PSM 0x%04"PRIxMAX, psm);
+
memset(&sa, 0, sizeof(sa));
sa.bt_len = sizeof(sa);
sa.bt_family = AF_BLUETOOTH;
@@ -369,18 +381,19 @@
if (setsockopt(fd, BTPROTO_RFCOMM, SO_RFCOMM_LM, &lm, sizeof(lm)) < 0)
err(EXIT_FAILURE, "link mode");
+ sa.bt_psm = psm;
sa.bt_channel = channel;
bdaddr_copy(&sa.bt_bdaddr, raddr);
if (connect(fd, (struct sockaddr *)&sa, sizeof(sa)) < 0)
- err(EXIT_FAILURE, "connect(%s, %"PRIuMAX")", bt_ntoa(raddr, NULL),
- channel);
+ err(EXIT_FAILURE, "connect(%s, 0x%04"PRIxMAX", %"PRIuMAX")",
+ bt_ntoa(raddr, NULL), psm, channel);
return fd;
}
int
-open_server(bdaddr_t *laddr, uint8_t channel, int lm, const char *service)
+open_server(bdaddr_t *laddr, uint16_t psm, uint8_t channel, int lm, const char *service)
{
uint8_t buffer[256];
struct sockaddr_bt sa;
@@ -407,11 +420,12 @@
memset(&sa, 0, sizeof(sa));
sa.bt_len = sizeof(sa);
sa.bt_family = AF_BLUETOOTH;
+ sa.bt_psm = psm;
sa.bt_channel = channel;
bdaddr_copy(&sa.bt_bdaddr, laddr);
if (bind(sv, (struct sockaddr *)&sa, sizeof(sa)) < 0)
- err(EXIT_FAILURE, "bind(%s, %d)", bt_ntoa(laddr, NULL),
- channel);
+ err(EXIT_FAILURE, "bind(%s, 0x%04x, %d)",
+ bt_ntoa(laddr, NULL), psm, channel);
if (setsockopt(sv, BTPROTO_RFCOMM, SO_RFCOMM_LM, &lm, sizeof(lm)) < 0)
err(EXIT_FAILURE, "link mode");
@@ -430,10 +444,14 @@
sdp_put_seq(&rec, 3);
sdp_put_uuid16(&rec, s->class);
+ len = (psm == L2CAP_PSM_RFCOMM ? 0 : 3);
+
sdp_put_uint16(&rec, SDP_ATTR_PROTOCOL_DESCRIPTOR_LIST);
- sdp_put_seq(&rec, 12);
- sdp_put_seq(&rec, 3);
+ sdp_put_seq(&rec, 12 + len);
+ sdp_put_seq(&rec, 3 + len);
sdp_put_uuid16(&rec, SDP_UUID_PROTOCOL_L2CAP);
+ if (len > 0)
+ sdp_put_uint16(&rec, psm);
sdp_put_seq(&rec, 5);
sdp_put_uuid16(&rec, SDP_UUID_PROTOCOL_RFCOMM);
sdp_put_uint8(&rec, channel);
@@ -527,8 +545,8 @@
}
int
-channel_lookup(bdaddr_t const *laddr, bdaddr_t const *raddr,
- uint16_t class, uintmax_t *channel)
+service_search(bdaddr_t const *laddr, bdaddr_t const *raddr,
+ uint16_t class, uintmax_t *psm, uintmax_t *channel)
{
uint8_t buffer[6]; /* SSP (3 bytes) + AIL (3 bytes) */
sdp_session_t ss;
@@ -598,7 +616,8 @@
* Each protocol stack description contains a sequence for each
* protocol, where each sequence contains the protocol UUID as
* the first element, and any ProtocolSpecificParameters. We are
- * interested in the RFCOMM channel number, stored as parameter#1.
+ * interested in the L2CAP psm if provided, and the RFCOMM channel
+ * number, stored as parameter#1 in each case.
*
* seq
* uuid L2CAP
@@ -616,8 +635,10 @@
sdp_get_alt(&value, &value); /* strip any alt container */
while (!rv && sdp_get_seq(&value, &pdl)) {
+ *psm = L2CAP_PSM_RFCOMM;
if (sdp_get_seq(&pdl, &seq)
&& sdp_match_uuid16(&seq, SDP_UUID_PROTOCOL_L2CAP)
+ && (sdp_get_uint(&seq, psm) || true)
&& sdp_get_seq(&pdl, &seq)
&& sdp_match_uuid16(&seq, SDP_UUID_PROTOCOL_RFCOMM)
&& sdp_get_uint(&seq, channel))
@@ -649,7 +670,7 @@
const char *cmd = getprogname();
struct service *s;
- fprintf(stderr, "Usage: %s [-d device] [-m mode] [-s service] [-t tty]\n"
+ fprintf(stderr, "Usage: %s [-d device] [-m mode] [-p psm] [-s service] [-t tty]\n"
" %*s {-a bdaddr | -c channel}\n"
"\n"
"Where:\n"
@@ -657,6 +678,7 @@
"\t-c channel local RFCOMM channel\n"
"\t-d device local device address\n"
"\t-m mode link mode\n"
+ "\t-p psm protocol/service multiplexer\n"
"\t-s service service class\n"
"\t-t tty run in background using pty\n"
"\n", cmd, (int)strlen(cmd), "");
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