2005-12-03 14:31:42 +08:00
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/*
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*
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* BlueZ - Bluetooth protocol stack for Linux
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*
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* Copyright (C) 2000-2002 Maxim Krasnyansky <maxk@qualcomm.com>
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2010-01-02 09:08:17 +08:00
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* Copyright (C) 2003-2010 Marcel Holtmann <marcel@holtmann.org>
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2005-12-03 14:31:42 +08:00
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <stdio.h>
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#include <errno.h>
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#include <ctype.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <string.h>
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#include <signal.h>
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#include <getopt.h>
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#include <syslog.h>
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#include <sys/time.h>
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#include <sys/stat.h>
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#include <sys/poll.h>
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#include <sys/ioctl.h>
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#include <sys/socket.h>
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#include <sys/resource.h>
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#include <bluetooth/bluetooth.h>
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#include <bluetooth/hci.h>
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#include <bluetooth/hci_lib.h>
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#include <netdb.h>
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2007-01-20 13:26:15 +08:00
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#include <glib.h>
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2005-12-03 14:31:42 +08:00
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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static inline uint64_t ntoh64(uint64_t n)
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{
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uint64_t h;
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uint64_t tmp = ntohl(n & 0x00000000ffffffff);
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h = ntohl(n >> 32);
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h |= tmp << 32;
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return h;
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}
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#elif __BYTE_ORDER == __BIG_ENDIAN
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#define ntoh64(x) (x)
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#else
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#error "Unknown byte order"
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#endif
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#define hton64(x) ntoh64(x)
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#define GHCI_DEV "/dev/ghci"
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#define VHCI_DEV "/dev/vhci"
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#define VHCI_UDEV "/dev/hci_vhci"
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#define VHCI_MAX_CONN 12
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#define VHCI_ACL_MTU 192
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#define VHCI_ACL_MAX_PKT 8
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struct vhci_device {
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uint8_t features[8];
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uint8_t name[248];
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uint8_t dev_class[3];
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uint8_t inq_mode;
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uint8_t eir_fec;
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uint8_t eir_data[240];
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uint16_t acl_cnt;
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bdaddr_t bdaddr;
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int fd;
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int dd;
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GIOChannel *scan;
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};
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struct vhci_conn {
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bdaddr_t dest;
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uint16_t handle;
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GIOChannel *chan;
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};
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struct vhci_link_info {
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bdaddr_t bdaddr;
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uint8_t dev_class[3];
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uint8_t link_type;
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uint8_t role;
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} __attribute__ ((packed));
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static struct vhci_device vdev;
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static struct vhci_conn *vconn[VHCI_MAX_CONN];
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struct btsnoop_hdr {
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uint8_t id[8]; /* Identification Pattern */
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uint32_t version; /* Version Number = 1 */
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uint32_t type; /* Datalink Type */
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} __attribute__ ((packed));
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#define BTSNOOP_HDR_SIZE (sizeof(struct btsnoop_hdr))
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struct btsnoop_pkt {
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uint32_t size; /* Original Length */
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uint32_t len; /* Included Length */
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uint32_t flags; /* Packet Flags */
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uint32_t drops; /* Cumulative Drops */
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uint64_t ts; /* Timestamp microseconds */
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uint8_t data[0]; /* Packet Data */
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} __attribute__ ((packed));
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#define BTSNOOP_PKT_SIZE (sizeof(struct btsnoop_pkt))
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static uint8_t btsnoop_id[] = { 0x62, 0x74, 0x73, 0x6e, 0x6f, 0x6f, 0x70, 0x00 };
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static GMainLoop *event_loop;
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static volatile sig_atomic_t __io_canceled;
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static inline void io_init(void)
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{
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__io_canceled = 0;
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}
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static inline void io_cancel(void)
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{
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__io_canceled = 1;
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}
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static void sig_term(int sig)
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{
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io_cancel();
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2007-01-20 13:26:15 +08:00
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g_main_loop_quit(event_loop);
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2005-12-03 14:31:42 +08:00
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}
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static gboolean io_acl_data(GIOChannel *chan, GIOCondition cond, gpointer data);
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static gboolean io_conn_ind(GIOChannel *chan, GIOCondition cond, gpointer data);
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static gboolean io_hci_data(GIOChannel *chan, GIOCondition cond, gpointer data);
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static inline int read_n(int fd, void *buf, int len)
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{
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register int w, t = 0;
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while (!__io_canceled && len > 0) {
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if ((w = read(fd, buf, len)) < 0 ){
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if( errno == EINTR || errno == EAGAIN )
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continue;
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return -1;
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}
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if (!w)
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return 0;
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len -= w; buf += w; t += w;
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}
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return t;
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}
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/* Write exactly len bytes (Signal safe)*/
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static inline int write_n(int fd, void *buf, int len)
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{
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register int w, t = 0;
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while (!__io_canceled && len > 0) {
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if ((w = write(fd, buf, len)) < 0 ){
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if( errno == EINTR || errno == EAGAIN )
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continue;
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return -1;
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}
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if (!w)
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return 0;
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len -= w; buf += w; t += w;
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}
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return t;
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}
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static int create_snoop(char *file)
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{
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struct btsnoop_hdr hdr;
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int fd, len;
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fd = open(file, O_WRONLY | O_CREAT, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
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if (fd < 0)
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return fd;
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memcpy(hdr.id, btsnoop_id, sizeof(btsnoop_id));
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hdr.version = htonl(1);
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hdr.type = htonl(1002);
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len = write(fd, &hdr, BTSNOOP_HDR_SIZE);
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if (len < 0) {
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close(fd);
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return -EIO;
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}
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if (len != BTSNOOP_HDR_SIZE) {
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close(fd);
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return -1;
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}
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return fd;
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}
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static int write_snoop(int fd, int type, int incoming, unsigned char *buf, int len)
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{
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struct btsnoop_pkt pkt;
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struct timeval tv;
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uint32_t size = len;
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uint64_t ts;
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2006-07-26 21:32:44 +08:00
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int err;
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2005-12-03 14:31:42 +08:00
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if (fd < 0)
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return -1;
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memset(&tv, 0, sizeof(tv));
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gettimeofday(&tv, NULL);
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ts = (tv.tv_sec - 946684800ll) * 1000000ll + tv.tv_usec;
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pkt.size = htonl(size);
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pkt.len = pkt.size;
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pkt.flags = ntohl(incoming & 0x01);
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pkt.drops = htonl(0);
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pkt.ts = hton64(ts + 0x00E03AB44A676000ll);
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if (type == HCI_COMMAND_PKT || type == HCI_EVENT_PKT)
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pkt.flags |= ntohl(0x02);
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2006-07-26 21:32:44 +08:00
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err = write(fd, &pkt, BTSNOOP_PKT_SIZE);
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err = write(fd, buf, size);
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2005-12-03 14:31:42 +08:00
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return 0;
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}
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static struct vhci_conn *conn_get_by_bdaddr(bdaddr_t *ba)
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{
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register int i;
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for (i = 0; i < VHCI_MAX_CONN; i++)
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if (!bacmp(&vconn[i]->dest, ba))
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return vconn[i];
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return NULL;
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}
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static void command_status(uint16_t ogf, uint16_t ocf, uint8_t status)
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{
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uint8_t buf[HCI_MAX_FRAME_SIZE], *ptr = buf;
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evt_cmd_status *cs;
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hci_event_hdr *he;
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/* Packet type */
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*ptr++ = HCI_EVENT_PKT;
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/* Event header */
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he = (void *) ptr; ptr += HCI_EVENT_HDR_SIZE;
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he->evt = EVT_CMD_STATUS;
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he->plen = EVT_CMD_STATUS_SIZE;
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cs = (void *) ptr; ptr += EVT_CMD_STATUS_SIZE;
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cs->status = status;
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cs->ncmd = 1;
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cs->opcode = htobs(cmd_opcode_pack(ogf, ocf));
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write_snoop(vdev.dd, HCI_EVENT_PKT, 1, buf, ptr - buf);
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if (write(vdev.fd, buf, ptr - buf) < 0)
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syslog(LOG_ERR, "Can't send event: %s(%d)",
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strerror(errno), errno);
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}
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static void command_complete(uint16_t ogf, uint16_t ocf, int plen, void *data)
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{
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uint8_t buf[HCI_MAX_FRAME_SIZE], *ptr = buf;
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evt_cmd_complete *cc;
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hci_event_hdr *he;
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/* Packet type */
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*ptr++ = HCI_EVENT_PKT;
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/* Event header */
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he = (void *) ptr; ptr += HCI_EVENT_HDR_SIZE;
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he->evt = EVT_CMD_COMPLETE;
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he->plen = EVT_CMD_COMPLETE_SIZE + plen;
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cc = (void *) ptr; ptr += EVT_CMD_COMPLETE_SIZE;
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cc->ncmd = 1;
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cc->opcode = htobs(cmd_opcode_pack(ogf, ocf));
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if (plen) {
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memcpy(ptr, data, plen);
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ptr += plen;
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}
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write_snoop(vdev.dd, HCI_EVENT_PKT, 1, buf, ptr - buf);
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if (write(vdev.fd, buf, ptr - buf) < 0)
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syslog(LOG_ERR, "Can't send event: %s(%d)",
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strerror(errno), errno);
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}
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static void connect_request(struct vhci_conn *conn)
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{
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uint8_t buf[HCI_MAX_FRAME_SIZE], *ptr = buf;
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evt_conn_request *cr;
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hci_event_hdr *he;
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/* Packet type */
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*ptr++ = HCI_EVENT_PKT;
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/* Event header */
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he = (void *) ptr; ptr += HCI_EVENT_HDR_SIZE;
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he->evt = EVT_CONN_REQUEST;
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he->plen = EVT_CONN_REQUEST_SIZE;
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cr = (void *) ptr; ptr += EVT_CONN_REQUEST_SIZE;
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bacpy(&cr->bdaddr, &conn->dest);
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memset(&cr->dev_class, 0, sizeof(cr->dev_class));
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cr->link_type = ACL_LINK;
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write_snoop(vdev.dd, HCI_EVENT_PKT, 1, buf, ptr - buf);
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if (write(vdev.fd, buf, ptr - buf) < 0)
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syslog(LOG_ERR, "Can't send event: %s (%d)",
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strerror(errno), errno);
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}
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static void connect_complete(struct vhci_conn *conn)
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{
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uint8_t buf[HCI_MAX_FRAME_SIZE], *ptr = buf;
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evt_conn_complete *cc;
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hci_event_hdr *he;
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/* Packet type */
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*ptr++ = HCI_EVENT_PKT;
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/* Event header */
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he = (void *) ptr; ptr += HCI_EVENT_HDR_SIZE;
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he->evt = EVT_CONN_COMPLETE;
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he->plen = EVT_CONN_COMPLETE_SIZE;
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cc = (void *) ptr; ptr += EVT_CONN_COMPLETE_SIZE;
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bacpy(&cc->bdaddr, &conn->dest);
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cc->status = 0x00;
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cc->handle = htobs(conn->handle);
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cc->link_type = ACL_LINK;
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cc->encr_mode = 0x00;
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write_snoop(vdev.dd, HCI_EVENT_PKT, 1, buf, ptr - buf);
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if (write(vdev.fd, buf, ptr - buf) < 0)
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syslog(LOG_ERR, "Can't send event: %s (%d)",
|
|
|
|
strerror(errno), errno);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void disconn_complete(struct vhci_conn *conn)
|
|
|
|
{
|
|
|
|
uint8_t buf[HCI_MAX_FRAME_SIZE], *ptr = buf;
|
|
|
|
evt_disconn_complete *dc;
|
|
|
|
hci_event_hdr *he;
|
|
|
|
|
|
|
|
/* Packet type */
|
|
|
|
*ptr++ = HCI_EVENT_PKT;
|
|
|
|
|
|
|
|
/* Event header */
|
|
|
|
he = (void *) ptr; ptr += HCI_EVENT_HDR_SIZE;
|
|
|
|
|
|
|
|
he->evt = EVT_DISCONN_COMPLETE;
|
|
|
|
he->plen = EVT_DISCONN_COMPLETE_SIZE;
|
|
|
|
|
|
|
|
dc = (void *) ptr; ptr += EVT_DISCONN_COMPLETE_SIZE;
|
|
|
|
|
|
|
|
dc->status = 0x00;
|
|
|
|
dc->handle = htobs(conn->handle);
|
|
|
|
dc->reason = 0x00;
|
|
|
|
|
|
|
|
write_snoop(vdev.dd, HCI_EVENT_PKT, 1, buf, ptr - buf);
|
|
|
|
|
|
|
|
if (write(vdev.fd, buf, ptr - buf) < 0)
|
|
|
|
syslog(LOG_ERR, "Can't send event: %s (%d)",
|
|
|
|
strerror(errno), errno);
|
|
|
|
|
|
|
|
vdev.acl_cnt = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void num_completed_pkts(struct vhci_conn *conn)
|
|
|
|
{
|
|
|
|
uint8_t buf[HCI_MAX_FRAME_SIZE], *ptr = buf;
|
|
|
|
evt_num_comp_pkts *np;
|
|
|
|
hci_event_hdr *he;
|
|
|
|
|
|
|
|
/* Packet type */
|
|
|
|
*ptr++ = HCI_EVENT_PKT;
|
|
|
|
|
|
|
|
/* Event header */
|
|
|
|
he = (void *) ptr; ptr += HCI_EVENT_HDR_SIZE;
|
|
|
|
|
|
|
|
he->evt = EVT_NUM_COMP_PKTS;
|
|
|
|
he->plen = EVT_NUM_COMP_PKTS_SIZE;
|
|
|
|
|
|
|
|
np = (void *) ptr; ptr += EVT_NUM_COMP_PKTS_SIZE;
|
|
|
|
np->num_hndl = 1;
|
|
|
|
|
|
|
|
*((uint16_t *) ptr) = htobs(conn->handle); ptr += 2;
|
|
|
|
*((uint16_t *) ptr) = htobs(vdev.acl_cnt); ptr += 2;
|
|
|
|
|
|
|
|
write_snoop(vdev.dd, HCI_EVENT_PKT, 1, buf, ptr - buf);
|
|
|
|
|
|
|
|
if (write(vdev.fd, buf, ptr - buf) < 0)
|
|
|
|
syslog(LOG_ERR, "Can't send event: %s (%d)",
|
|
|
|
strerror(errno), errno);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int scan_enable(uint8_t *data)
|
|
|
|
{
|
|
|
|
struct sockaddr_in sa;
|
|
|
|
GIOChannel *sk_io;
|
|
|
|
bdaddr_t ba;
|
|
|
|
int sk, opt;
|
|
|
|
|
|
|
|
if (!(*data & SCAN_PAGE)) {
|
|
|
|
if (vdev.scan) {
|
|
|
|
g_io_channel_close(vdev.scan);
|
|
|
|
vdev.scan = NULL;
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (vdev.scan)
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
if ((sk = socket(AF_INET, SOCK_STREAM, 0)) < 0) {
|
|
|
|
syslog(LOG_ERR, "Can't create socket: %s (%d)",
|
|
|
|
strerror(errno), errno);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
opt = 1;
|
|
|
|
setsockopt(sk, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt));
|
|
|
|
|
|
|
|
baswap(&ba, &vdev.bdaddr);
|
|
|
|
sa.sin_family = AF_INET;
|
2009-07-16 13:25:30 +08:00
|
|
|
memcpy(&sa.sin_addr.s_addr, &ba, sizeof(sa.sin_addr.s_addr));
|
2005-12-03 14:31:42 +08:00
|
|
|
sa.sin_port = *(uint16_t *) &ba.b[4];
|
|
|
|
if (bind(sk, (struct sockaddr *) &sa, sizeof(sa))) {
|
|
|
|
syslog(LOG_ERR, "Can't bind socket: %s (%d)",
|
|
|
|
strerror(errno), errno);
|
|
|
|
goto failed;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (listen(sk, 10)) {
|
|
|
|
syslog(LOG_ERR, "Can't listen on socket: %s (%d)",
|
|
|
|
strerror(errno), errno);
|
|
|
|
goto failed;
|
|
|
|
}
|
|
|
|
|
|
|
|
sk_io = g_io_channel_unix_new(sk);
|
|
|
|
g_io_add_watch(sk_io, G_IO_IN | G_IO_NVAL, io_conn_ind, NULL);
|
|
|
|
vdev.scan = sk_io;
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
failed:
|
|
|
|
close(sk);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void accept_connection(uint8_t *data)
|
|
|
|
{
|
|
|
|
accept_conn_req_cp *cp = (void *) data;
|
|
|
|
struct vhci_conn *conn;
|
|
|
|
|
|
|
|
if (!(conn = conn_get_by_bdaddr(&cp->bdaddr)))
|
|
|
|
return;
|
|
|
|
|
|
|
|
connect_complete(conn);
|
|
|
|
|
|
|
|
g_io_add_watch(conn->chan, G_IO_IN | G_IO_NVAL | G_IO_HUP,
|
|
|
|
io_acl_data, (gpointer) conn);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void close_connection(struct vhci_conn *conn)
|
|
|
|
{
|
|
|
|
syslog(LOG_INFO, "Closing connection %s handle %d",
|
|
|
|
batostr(&conn->dest), conn->handle);
|
|
|
|
|
|
|
|
g_io_channel_close(conn->chan);
|
2006-08-27 01:26:18 +08:00
|
|
|
g_io_channel_unref(conn->chan);
|
2005-12-03 14:31:42 +08:00
|
|
|
|
|
|
|
vconn[conn->handle - 1] = NULL;
|
|
|
|
disconn_complete(conn);
|
|
|
|
free(conn);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void disconnect(uint8_t *data)
|
|
|
|
{
|
|
|
|
disconnect_cp *cp = (void *) data;
|
|
|
|
struct vhci_conn *conn;
|
|
|
|
uint16_t handle;
|
|
|
|
|
|
|
|
handle = btohs(cp->handle);
|
|
|
|
|
2009-07-22 03:00:50 +08:00
|
|
|
if (handle > VHCI_MAX_CONN)
|
2005-12-03 14:31:42 +08:00
|
|
|
return;
|
|
|
|
|
|
|
|
if (!(conn = vconn[handle-1]))
|
|
|
|
return;
|
|
|
|
|
|
|
|
close_connection(conn);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void create_connection(uint8_t *data)
|
|
|
|
{
|
|
|
|
create_conn_cp *cp = (void *) data;
|
|
|
|
struct vhci_link_info info;
|
|
|
|
struct vhci_conn *conn;
|
|
|
|
struct sockaddr_in sa;
|
|
|
|
int h, sk, opt;
|
|
|
|
bdaddr_t ba;
|
|
|
|
|
|
|
|
for (h = 0; h < VHCI_MAX_CONN; h++)
|
|
|
|
if (!vconn[h])
|
|
|
|
goto do_connect;
|
|
|
|
|
|
|
|
syslog(LOG_ERR, "Too many connections");
|
|
|
|
return;
|
|
|
|
|
|
|
|
do_connect:
|
|
|
|
if ((sk = socket(AF_INET, SOCK_STREAM, 0)) < 0) {
|
|
|
|
syslog(LOG_ERR, "Can't create socket: %s (%d)",
|
|
|
|
strerror(errno), errno);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
opt = 1;
|
|
|
|
setsockopt(sk, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt));
|
|
|
|
|
|
|
|
baswap(&ba, &vdev.bdaddr);
|
|
|
|
sa.sin_family = AF_INET;
|
|
|
|
sa.sin_addr.s_addr = INADDR_ANY; // *(uint32_t *) &ba;
|
|
|
|
sa.sin_port = 0; // *(uint16_t *) &ba.b[4];
|
|
|
|
if (bind(sk, (struct sockaddr *) &sa, sizeof(sa))) {
|
|
|
|
syslog(LOG_ERR, "Can't bind socket: %s (%d)",
|
|
|
|
strerror(errno), errno);
|
|
|
|
close(sk);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
baswap(&ba, &cp->bdaddr);
|
|
|
|
sa.sin_family = AF_INET;
|
2009-07-16 13:25:30 +08:00
|
|
|
memcpy(&sa.sin_addr.s_addr, &ba, sizeof(sa.sin_addr.s_addr));
|
2005-12-03 14:31:42 +08:00
|
|
|
sa.sin_port = *(uint16_t *) &ba.b[4];
|
|
|
|
if (connect(sk, (struct sockaddr *) &sa, sizeof(sa)) < 0) {
|
|
|
|
syslog(LOG_ERR, "Can't connect: %s (%d)",
|
|
|
|
strerror(errno), errno);
|
|
|
|
close(sk);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Send info */
|
|
|
|
memset(&info, 0, sizeof(info));
|
|
|
|
bacpy(&info.bdaddr, &vdev.bdaddr);
|
|
|
|
info.link_type = ACL_LINK;
|
|
|
|
info.role = 1;
|
|
|
|
write_n(sk, (void *) &info, sizeof(info));
|
|
|
|
|
|
|
|
if (!(conn = malloc(sizeof(*conn)))) {
|
|
|
|
syslog(LOG_ERR, "Can't alloc new connection: %s (%d)",
|
|
|
|
strerror(errno), errno);
|
|
|
|
close(sk);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
memcpy((uint8_t *) &ba, (uint8_t *) &sa.sin_addr, 4);
|
|
|
|
memcpy((uint8_t *) &ba.b[4], (uint8_t *) &sa.sin_port, 2);
|
|
|
|
baswap(&conn->dest, &ba);
|
|
|
|
|
|
|
|
vconn[h] = conn;
|
|
|
|
conn->handle = h + 1;
|
|
|
|
conn->chan = g_io_channel_unix_new(sk);
|
|
|
|
|
|
|
|
connect_complete(conn);
|
|
|
|
g_io_add_watch(conn->chan, G_IO_IN | G_IO_NVAL | G_IO_HUP,
|
|
|
|
io_acl_data, (gpointer) conn);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
2008-12-23 11:31:40 +08:00
|
|
|
static void hci_link_control(uint16_t ocf, int plen, uint8_t *data)
|
2005-12-03 14:31:42 +08:00
|
|
|
{
|
|
|
|
uint8_t status;
|
|
|
|
|
|
|
|
const uint16_t ogf = OGF_LINK_CTL;
|
|
|
|
|
|
|
|
switch (ocf) {
|
|
|
|
case OCF_CREATE_CONN:
|
|
|
|
command_status(ogf, ocf, 0x00);
|
|
|
|
create_connection(data);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OCF_ACCEPT_CONN_REQ:
|
|
|
|
command_status(ogf, ocf, 0x00);
|
|
|
|
accept_connection(data);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OCF_DISCONNECT:
|
|
|
|
command_status(ogf, ocf, 0x00);
|
|
|
|
disconnect(data);
|
|
|
|
break;
|
|
|
|
|
|
|
|
default:
|
|
|
|
status = 0x01;
|
|
|
|
command_complete(ogf, ocf, 1, &status);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2008-12-23 11:31:40 +08:00
|
|
|
static void hci_link_policy(uint16_t ocf, int plen, uint8_t *data)
|
2005-12-03 14:31:42 +08:00
|
|
|
{
|
|
|
|
uint8_t status;
|
|
|
|
|
|
|
|
const uint16_t ogf = OGF_INFO_PARAM;
|
|
|
|
|
|
|
|
switch (ocf) {
|
|
|
|
default:
|
|
|
|
status = 0x01;
|
|
|
|
command_complete(ogf, ocf, 1, &status);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2008-12-23 11:31:40 +08:00
|
|
|
static void hci_host_control(uint16_t ocf, int plen, uint8_t *data)
|
2005-12-03 14:31:42 +08:00
|
|
|
{
|
|
|
|
read_local_name_rp ln;
|
|
|
|
read_class_of_dev_rp cd;
|
|
|
|
read_inquiry_mode_rp im;
|
|
|
|
read_ext_inquiry_response_rp ir;
|
|
|
|
uint8_t status;
|
|
|
|
|
|
|
|
const uint16_t ogf = OGF_HOST_CTL;
|
|
|
|
|
|
|
|
switch (ocf) {
|
|
|
|
case OCF_RESET:
|
|
|
|
status = 0x00;
|
|
|
|
command_complete(ogf, ocf, 1, &status);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OCF_SET_EVENT_FLT:
|
|
|
|
status = 0x00;
|
|
|
|
command_complete(ogf, ocf, 1, &status);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OCF_CHANGE_LOCAL_NAME:
|
|
|
|
status = 0x00;
|
|
|
|
memcpy(vdev.name, data, sizeof(vdev.name));
|
|
|
|
command_complete(ogf, ocf, 1, &status);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OCF_READ_LOCAL_NAME:
|
|
|
|
ln.status = 0x00;
|
|
|
|
memcpy(ln.name, vdev.name, sizeof(ln.name));
|
|
|
|
command_complete(ogf, ocf, sizeof(ln), &ln);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OCF_WRITE_CONN_ACCEPT_TIMEOUT:
|
|
|
|
case OCF_WRITE_PAGE_TIMEOUT:
|
|
|
|
status = 0x00;
|
|
|
|
command_complete(ogf, ocf, 1, &status);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OCF_WRITE_SCAN_ENABLE:
|
|
|
|
status = scan_enable(data);
|
|
|
|
command_complete(ogf, ocf, 1, &status);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OCF_WRITE_AUTH_ENABLE:
|
|
|
|
status = 0x00;
|
|
|
|
command_complete(ogf, ocf, 1, &status);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OCF_WRITE_ENCRYPT_MODE:
|
|
|
|
status = 0x00;
|
|
|
|
command_complete(ogf, ocf, 1, &status);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OCF_READ_CLASS_OF_DEV:
|
|
|
|
cd.status = 0x00;
|
|
|
|
memcpy(cd.dev_class, vdev.dev_class, 3);
|
|
|
|
command_complete(ogf, ocf, sizeof(cd), &cd);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OCF_WRITE_CLASS_OF_DEV:
|
|
|
|
status = 0x00;
|
|
|
|
memcpy(vdev.dev_class, data, 3);
|
|
|
|
command_complete(ogf, ocf, 1, &status);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OCF_READ_INQUIRY_MODE:
|
|
|
|
im.status = 0x00;
|
|
|
|
im.mode = vdev.inq_mode;
|
|
|
|
command_complete(ogf, ocf, sizeof(im), &im);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OCF_WRITE_INQUIRY_MODE:
|
|
|
|
status = 0x00;
|
|
|
|
vdev.inq_mode = data[0];
|
|
|
|
command_complete(ogf, ocf, 1, &status);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OCF_READ_EXT_INQUIRY_RESPONSE:
|
|
|
|
ir.status = 0x00;
|
|
|
|
ir.fec = vdev.eir_fec;
|
|
|
|
memcpy(ir.data, vdev.eir_data, 240);
|
|
|
|
command_complete(ogf, ocf, sizeof(ir), &ir);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OCF_WRITE_EXT_INQUIRY_RESPONSE:
|
|
|
|
status = 0x00;
|
|
|
|
vdev.eir_fec = data[0];
|
|
|
|
memcpy(vdev.eir_data, data + 1, 240);
|
|
|
|
command_complete(ogf, ocf, 1, &status);
|
|
|
|
break;
|
|
|
|
|
|
|
|
default:
|
|
|
|
status = 0x01;
|
|
|
|
command_complete(ogf, ocf, 1, &status);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2008-12-23 11:31:40 +08:00
|
|
|
static void hci_info_param(uint16_t ocf, int plen, uint8_t *data)
|
2005-12-03 14:31:42 +08:00
|
|
|
{
|
|
|
|
read_local_version_rp lv;
|
|
|
|
read_local_features_rp lf;
|
|
|
|
read_local_ext_features_rp ef;
|
|
|
|
read_buffer_size_rp bs;
|
|
|
|
read_bd_addr_rp ba;
|
|
|
|
uint8_t status;
|
|
|
|
|
|
|
|
const uint16_t ogf = OGF_INFO_PARAM;
|
|
|
|
|
|
|
|
switch (ocf) {
|
|
|
|
case OCF_READ_LOCAL_VERSION:
|
|
|
|
lv.status = 0x00;
|
|
|
|
lv.hci_ver = 0x03;
|
|
|
|
lv.hci_rev = htobs(0x0000);
|
|
|
|
lv.lmp_ver = 0x03;
|
|
|
|
lv.manufacturer = htobs(29);
|
|
|
|
lv.lmp_subver = htobs(0x0000);
|
|
|
|
command_complete(ogf, ocf, sizeof(lv), &lv);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OCF_READ_LOCAL_FEATURES:
|
|
|
|
lf.status = 0x00;
|
|
|
|
memcpy(lf.features, vdev.features, 8);
|
|
|
|
command_complete(ogf, ocf, sizeof(lf), &lf);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OCF_READ_LOCAL_EXT_FEATURES:
|
|
|
|
ef.status = 0x00;
|
|
|
|
if (*data == 0) {
|
|
|
|
ef.page_num = 0;
|
|
|
|
ef.max_page_num = 0;
|
|
|
|
memcpy(ef.features, vdev.features, 8);
|
|
|
|
} else {
|
|
|
|
ef.page_num = *data;
|
|
|
|
ef.max_page_num = 0;
|
|
|
|
memset(ef.features, 0, 8);
|
|
|
|
}
|
|
|
|
command_complete(ogf, ocf, sizeof(ef), &ef);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OCF_READ_BUFFER_SIZE:
|
|
|
|
bs.status = 0x00;
|
|
|
|
bs.acl_mtu = htobs(VHCI_ACL_MTU);
|
|
|
|
bs.sco_mtu = 0;
|
|
|
|
bs.acl_max_pkt = htobs(VHCI_ACL_MAX_PKT);
|
|
|
|
bs.sco_max_pkt = htobs(0);
|
|
|
|
command_complete(ogf, ocf, sizeof(bs), &bs);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OCF_READ_BD_ADDR:
|
|
|
|
ba.status = 0x00;
|
|
|
|
bacpy(&ba.bdaddr, &vdev.bdaddr);
|
|
|
|
command_complete(ogf, ocf, sizeof(ba), &ba);
|
|
|
|
break;
|
|
|
|
|
|
|
|
default:
|
|
|
|
status = 0x01;
|
|
|
|
command_complete(ogf, ocf, 1, &status);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void hci_command(uint8_t *data)
|
|
|
|
{
|
|
|
|
hci_command_hdr *ch;
|
|
|
|
uint8_t *ptr = data;
|
|
|
|
uint16_t ogf, ocf;
|
|
|
|
|
|
|
|
ch = (hci_command_hdr *) ptr;
|
|
|
|
ptr += HCI_COMMAND_HDR_SIZE;
|
|
|
|
|
|
|
|
ch->opcode = btohs(ch->opcode);
|
|
|
|
ogf = cmd_opcode_ogf(ch->opcode);
|
|
|
|
ocf = cmd_opcode_ocf(ch->opcode);
|
|
|
|
|
|
|
|
switch (ogf) {
|
|
|
|
case OGF_LINK_CTL:
|
|
|
|
hci_link_control(ocf, ch->plen, ptr);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OGF_LINK_POLICY:
|
|
|
|
hci_link_policy(ocf, ch->plen, ptr);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OGF_HOST_CTL:
|
|
|
|
hci_host_control(ocf, ch->plen, ptr);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OGF_INFO_PARAM:
|
|
|
|
hci_info_param(ocf, ch->plen, ptr);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void hci_acl_data(uint8_t *data)
|
|
|
|
{
|
|
|
|
hci_acl_hdr *ah = (void *) data;
|
|
|
|
struct vhci_conn *conn;
|
|
|
|
uint16_t handle;
|
|
|
|
int fd;
|
|
|
|
|
|
|
|
handle = acl_handle(btohs(ah->handle));
|
|
|
|
|
|
|
|
if (handle > VHCI_MAX_CONN || !(conn = vconn[handle - 1])) {
|
|
|
|
syslog(LOG_ERR, "Bad connection handle %d", handle);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
fd = g_io_channel_unix_get_fd(conn->chan);
|
|
|
|
if (write_n(fd, data, btohs(ah->dlen) + HCI_ACL_HDR_SIZE) < 0) {
|
|
|
|
close_connection(conn);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (++vdev.acl_cnt > VHCI_ACL_MAX_PKT - 1) {
|
|
|
|
/* Send num of complete packets event */
|
|
|
|
num_completed_pkts(conn);
|
|
|
|
vdev.acl_cnt = 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static gboolean io_acl_data(GIOChannel *chan, GIOCondition cond, gpointer data)
|
|
|
|
{
|
|
|
|
struct vhci_conn *conn = (struct vhci_conn *) data;
|
|
|
|
unsigned char buf[HCI_MAX_FRAME_SIZE], *ptr;
|
|
|
|
hci_acl_hdr *ah;
|
|
|
|
uint16_t flags;
|
2006-07-26 21:32:44 +08:00
|
|
|
int fd, err, len;
|
2005-12-03 14:31:42 +08:00
|
|
|
|
2006-08-27 01:26:18 +08:00
|
|
|
if (cond & G_IO_NVAL) {
|
|
|
|
g_io_channel_unref(chan);
|
2005-12-03 14:31:42 +08:00
|
|
|
return FALSE;
|
2006-08-27 01:26:18 +08:00
|
|
|
}
|
2005-12-03 14:31:42 +08:00
|
|
|
|
|
|
|
if (cond & G_IO_HUP) {
|
|
|
|
close_connection(conn);
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
fd = g_io_channel_unix_get_fd(chan);
|
|
|
|
|
|
|
|
ptr = buf + 1;
|
|
|
|
if (read_n(fd, ptr, HCI_ACL_HDR_SIZE) <= 0) {
|
|
|
|
close_connection(conn);
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
ah = (void *) ptr;
|
|
|
|
ptr += HCI_ACL_HDR_SIZE;
|
|
|
|
|
|
|
|
len = btohs(ah->dlen);
|
|
|
|
if (read_n(fd, ptr, len) <= 0) {
|
|
|
|
close_connection(conn);
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
buf[0] = HCI_ACLDATA_PKT;
|
|
|
|
|
|
|
|
flags = acl_flags(btohs(ah->handle));
|
|
|
|
ah->handle = htobs(acl_handle_pack(conn->handle, flags));
|
|
|
|
len += HCI_ACL_HDR_SIZE + 1;
|
|
|
|
|
|
|
|
write_snoop(vdev.dd, HCI_ACLDATA_PKT, 1, buf, len);
|
|
|
|
|
2006-07-26 21:32:44 +08:00
|
|
|
err = write(vdev.fd, buf, len);
|
2005-12-03 14:31:42 +08:00
|
|
|
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
static gboolean io_conn_ind(GIOChannel *chan, GIOCondition cond, gpointer data)
|
|
|
|
{
|
|
|
|
struct vhci_link_info info;
|
|
|
|
struct vhci_conn *conn;
|
|
|
|
struct sockaddr_in sa;
|
|
|
|
socklen_t len;
|
|
|
|
int sk, nsk, h;
|
|
|
|
|
|
|
|
if (cond & G_IO_NVAL)
|
|
|
|
return FALSE;
|
|
|
|
|
|
|
|
sk = g_io_channel_unix_get_fd(chan);
|
|
|
|
|
|
|
|
len = sizeof(sa);
|
|
|
|
if ((nsk = accept(sk, (struct sockaddr *) &sa, &len)) < 0)
|
|
|
|
return TRUE;
|
|
|
|
|
|
|
|
if (read_n(nsk, &info, sizeof(info)) < 0) {
|
|
|
|
syslog(LOG_ERR, "Can't read link info");
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!(conn = malloc(sizeof(*conn)))) {
|
|
|
|
syslog(LOG_ERR, "Can't alloc new connection");
|
|
|
|
close(nsk);
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
bacpy(&conn->dest, &info.bdaddr);
|
|
|
|
|
|
|
|
for (h = 0; h < VHCI_MAX_CONN; h++)
|
|
|
|
if (!vconn[h])
|
|
|
|
goto accepted;
|
|
|
|
|
|
|
|
syslog(LOG_ERR, "Too many connections");
|
|
|
|
free(conn);
|
|
|
|
close(nsk);
|
|
|
|
return TRUE;
|
|
|
|
|
|
|
|
accepted:
|
|
|
|
vconn[h] = conn;
|
|
|
|
conn->handle = h + 1;
|
|
|
|
conn->chan = g_io_channel_unix_new(nsk);
|
|
|
|
connect_request(conn);
|
|
|
|
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
static gboolean io_hci_data(GIOChannel *chan, GIOCondition cond, gpointer data)
|
|
|
|
{
|
|
|
|
unsigned char buf[HCI_MAX_FRAME_SIZE], *ptr;
|
|
|
|
int type;
|
|
|
|
gsize len;
|
|
|
|
GIOError err;
|
|
|
|
|
|
|
|
ptr = buf;
|
|
|
|
|
|
|
|
if ((err = g_io_channel_read(chan, (gchar *) buf, sizeof(buf), &len))) {
|
|
|
|
if (err == G_IO_ERROR_AGAIN)
|
|
|
|
return TRUE;
|
|
|
|
|
|
|
|
syslog(LOG_ERR, "Read failed: %s (%d)", strerror(errno), errno);
|
2006-08-27 01:26:18 +08:00
|
|
|
g_io_channel_unref(chan);
|
2007-01-20 13:26:15 +08:00
|
|
|
g_main_loop_quit(event_loop);
|
2005-12-03 14:31:42 +08:00
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
type = *ptr++;
|
|
|
|
|
|
|
|
write_snoop(vdev.dd, type, 0, buf, len);
|
|
|
|
|
|
|
|
switch (type) {
|
|
|
|
case HCI_COMMAND_PKT:
|
|
|
|
hci_command(ptr);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case HCI_ACLDATA_PKT:
|
|
|
|
hci_acl_data(ptr);
|
|
|
|
break;
|
|
|
|
|
|
|
|
default:
|
|
|
|
syslog(LOG_ERR, "Unknown packet type 0x%2.2x", type);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int getbdaddrbyname(char *str, bdaddr_t *ba)
|
|
|
|
{
|
|
|
|
int i, n, len;
|
|
|
|
|
|
|
|
len = strlen(str);
|
|
|
|
|
|
|
|
/* Check address format */
|
|
|
|
for (i = 0, n = 0; i < len; i++)
|
|
|
|
if (str[i] == ':')
|
|
|
|
n++;
|
|
|
|
|
|
|
|
if (n == 5) {
|
|
|
|
/* BD address */
|
|
|
|
baswap(ba, strtoba(str));
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (n == 1) {
|
|
|
|
/* IP address + port */
|
|
|
|
struct hostent *hent;
|
|
|
|
bdaddr_t b;
|
|
|
|
char *ptr;
|
|
|
|
|
|
|
|
ptr = strchr(str, ':');
|
|
|
|
*ptr++ = 0;
|
|
|
|
|
|
|
|
if (!(hent = gethostbyname(str))) {
|
|
|
|
fprintf(stderr, "Can't resolve %s\n", str);
|
|
|
|
return -2;
|
|
|
|
}
|
|
|
|
|
|
|
|
memcpy(&b, hent->h_addr, 4);
|
|
|
|
*(uint16_t *) (&b.b[4]) = htons(atoi(ptr));
|
|
|
|
baswap(ba, &b);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
fprintf(stderr, "Invalid address format\n");
|
|
|
|
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void rewrite_bdaddr(unsigned char *buf, int len, bdaddr_t *bdaddr)
|
|
|
|
{
|
|
|
|
hci_event_hdr *eh;
|
|
|
|
unsigned char *ptr = buf;
|
|
|
|
int type;
|
|
|
|
|
|
|
|
if (!bdaddr)
|
|
|
|
return;
|
|
|
|
|
|
|
|
if (!bacmp(bdaddr, BDADDR_ANY))
|
|
|
|
return;
|
|
|
|
|
|
|
|
type = *ptr++;
|
|
|
|
|
|
|
|
switch (type) {
|
|
|
|
case HCI_EVENT_PKT:
|
|
|
|
eh = (hci_event_hdr *) ptr;
|
|
|
|
ptr += HCI_EVENT_HDR_SIZE;
|
|
|
|
|
|
|
|
if (eh->evt == EVT_CMD_COMPLETE) {
|
|
|
|
evt_cmd_complete *cc = (void *) ptr;
|
|
|
|
|
|
|
|
ptr += EVT_CMD_COMPLETE_SIZE;
|
|
|
|
|
|
|
|
if (cc->opcode == htobs(cmd_opcode_pack(OGF_INFO_PARAM,
|
|
|
|
OCF_READ_BD_ADDR))) {
|
|
|
|
bacpy((bdaddr_t *) (ptr + 1), bdaddr);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static int run_proxy(int fd, int dev, bdaddr_t *bdaddr)
|
|
|
|
{
|
|
|
|
unsigned char buf[HCI_MAX_FRAME_SIZE + 1];
|
|
|
|
struct hci_dev_info di;
|
|
|
|
struct hci_filter flt;
|
|
|
|
struct pollfd p[2];
|
|
|
|
int dd, err, len, need_raw;
|
|
|
|
|
|
|
|
dd = hci_open_dev(dev);
|
|
|
|
if (dd < 0) {
|
|
|
|
syslog(LOG_ERR, "Can't open device hci%d: %s (%d)",
|
|
|
|
dev, strerror(errno), errno);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (hci_devinfo(dev, &di) < 0) {
|
|
|
|
syslog(LOG_ERR, "Can't get device info for hci%d: %s (%d)",
|
|
|
|
dev, strerror(errno), errno);
|
|
|
|
hci_close_dev(dd);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
need_raw = !hci_test_bit(HCI_RAW, &di.flags);
|
|
|
|
|
|
|
|
hci_filter_clear(&flt);
|
|
|
|
hci_filter_all_ptypes(&flt);
|
|
|
|
hci_filter_all_events(&flt);
|
|
|
|
|
|
|
|
if (setsockopt(dd, SOL_HCI, HCI_FILTER, &flt, sizeof(flt)) < 0) {
|
|
|
|
syslog(LOG_ERR, "Can't set filter for hci%d: %s (%d)",
|
|
|
|
dev, strerror(errno), errno);
|
|
|
|
hci_close_dev(dd);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (need_raw) {
|
|
|
|
if (ioctl(dd, HCISETRAW, 1) < 0) {
|
|
|
|
syslog(LOG_ERR, "Can't set raw mode on hci%d: %s (%d)",
|
|
|
|
dev, strerror(errno), errno);
|
|
|
|
hci_close_dev(dd);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
p[0].fd = fd;
|
|
|
|
p[0].events = POLLIN;
|
|
|
|
p[1].fd = dd;
|
|
|
|
p[1].events = POLLIN;
|
|
|
|
|
|
|
|
while (!__io_canceled) {
|
|
|
|
p[0].revents = 0;
|
|
|
|
p[1].revents = 0;
|
2006-08-10 18:20:59 +08:00
|
|
|
err = poll(p, 2, 500);
|
2005-12-03 14:31:42 +08:00
|
|
|
if (err < 0)
|
|
|
|
break;
|
|
|
|
if (!err)
|
|
|
|
continue;
|
|
|
|
|
|
|
|
if (p[0].revents & POLLIN) {
|
|
|
|
len = read(fd, buf, sizeof(buf));
|
|
|
|
if (len > 0) {
|
|
|
|
rewrite_bdaddr(buf, len, bdaddr);
|
2006-07-26 21:32:44 +08:00
|
|
|
err = write(dd, buf, len);
|
2005-12-03 14:31:42 +08:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (p[1].revents & POLLIN) {
|
|
|
|
len = read(dd, buf, sizeof(buf));
|
|
|
|
if (len > 0) {
|
|
|
|
rewrite_bdaddr(buf, len, bdaddr);
|
2006-07-26 21:32:44 +08:00
|
|
|
err = write(fd, buf, len);
|
2005-12-03 14:31:42 +08:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (need_raw) {
|
|
|
|
if (ioctl(dd, HCISETRAW, 0) < 0)
|
|
|
|
syslog(LOG_ERR, "Can't clear raw mode on hci%d: %s (%d)",
|
|
|
|
dev, strerror(errno), errno);
|
|
|
|
}
|
|
|
|
|
|
|
|
hci_close_dev(dd);
|
|
|
|
|
|
|
|
syslog(LOG_INFO, "Exit");
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void usage(void)
|
|
|
|
{
|
|
|
|
printf("hciemu - HCI emulator ver %s\n", VERSION);
|
|
|
|
printf("Usage: \n");
|
2009-07-07 00:05:03 +08:00
|
|
|
printf("\thciemu [options] local_address\n"
|
|
|
|
"Options:\n"
|
|
|
|
"\t[-d device] use specified device\n"
|
|
|
|
"\t[-b bdaddr] emulate specified address\n"
|
|
|
|
"\t[-s file] create snoop file\n"
|
|
|
|
"\t[-n] do not detach\n"
|
|
|
|
"\t[-h] help, you are looking at it\n");
|
2005-12-03 14:31:42 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
static struct option main_options[] = {
|
|
|
|
{ "device", 1, 0, 'd' },
|
|
|
|
{ "bdaddr", 1, 0, 'b' },
|
|
|
|
{ "snoop", 1, 0, 's' },
|
|
|
|
{ "nodetach", 0, 0, 'n' },
|
|
|
|
{ "help", 0, 0, 'h' },
|
|
|
|
{ 0 }
|
|
|
|
};
|
|
|
|
|
2006-04-28 22:30:59 +08:00
|
|
|
int main(int argc, char *argv[])
|
2005-12-03 14:31:42 +08:00
|
|
|
{
|
|
|
|
struct sigaction sa;
|
|
|
|
GIOChannel *dev_io;
|
|
|
|
char *device = NULL, *snoop = NULL;
|
|
|
|
bdaddr_t bdaddr;
|
2006-07-26 21:32:44 +08:00
|
|
|
int fd, dd, opt, detach = 1, dev = -1;
|
2005-12-03 14:31:42 +08:00
|
|
|
|
|
|
|
bacpy(&bdaddr, BDADDR_ANY);
|
|
|
|
|
|
|
|
while ((opt=getopt_long(argc, argv, "d:b:s:nh", main_options, NULL)) != EOF) {
|
|
|
|
switch(opt) {
|
|
|
|
case 'd':
|
|
|
|
device = strdup(optarg);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 'b':
|
|
|
|
str2ba(optarg, &bdaddr);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 's':
|
|
|
|
snoop = strdup(optarg);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 'n':
|
2006-07-26 21:32:44 +08:00
|
|
|
detach = 0;
|
2005-12-03 14:31:42 +08:00
|
|
|
break;
|
|
|
|
|
|
|
|
case 'h':
|
|
|
|
default:
|
|
|
|
usage();
|
|
|
|
exit(0);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
argc -= optind;
|
|
|
|
argv += optind;
|
|
|
|
optind = 0;
|
|
|
|
|
|
|
|
if (argc < 1) {
|
|
|
|
usage();
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (strlen(argv[0]) > 3 && !strncasecmp(argv[0], "hci", 3)) {
|
|
|
|
dev = hci_devid(argv[0]);
|
|
|
|
if (dev < 0) {
|
|
|
|
perror("Invalid device");
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
if (getbdaddrbyname(argv[0], &vdev.bdaddr) < 0)
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
|
2006-07-26 21:32:44 +08:00
|
|
|
if (detach) {
|
|
|
|
if (daemon(0, 0)) {
|
|
|
|
perror("Can't start daemon");
|
|
|
|
exit(1);
|
|
|
|
}
|
2005-12-03 14:31:42 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
/* Start logging to syslog and stderr */
|
|
|
|
openlog("hciemu", LOG_PID | LOG_NDELAY | LOG_PERROR, LOG_DAEMON);
|
|
|
|
syslog(LOG_INFO, "HCI emulation daemon ver %s started", VERSION);
|
|
|
|
|
|
|
|
memset(&sa, 0, sizeof(sa));
|
|
|
|
sa.sa_flags = SA_NOCLDSTOP;
|
|
|
|
sa.sa_handler = SIG_IGN;
|
|
|
|
sigaction(SIGCHLD, &sa, NULL);
|
|
|
|
sigaction(SIGPIPE, &sa, NULL);
|
|
|
|
|
|
|
|
sa.sa_handler = sig_term;
|
|
|
|
sigaction(SIGTERM, &sa, NULL);
|
|
|
|
sigaction(SIGINT, &sa, NULL);
|
|
|
|
|
|
|
|
io_init();
|
|
|
|
|
|
|
|
if (!device && dev >= 0)
|
|
|
|
device = strdup(GHCI_DEV);
|
|
|
|
|
|
|
|
/* Open and create virtual HCI device */
|
|
|
|
if (device) {
|
|
|
|
fd = open(device, O_RDWR);
|
|
|
|
if (fd < 0) {
|
|
|
|
syslog(LOG_ERR, "Can't open device %s: %s (%d)",
|
|
|
|
device, strerror(errno), errno);
|
|
|
|
free(device);
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
free(device);
|
|
|
|
} else {
|
|
|
|
fd = open(VHCI_DEV, O_RDWR);
|
|
|
|
if (fd < 0) {
|
|
|
|
fd = open(VHCI_UDEV, O_RDWR);
|
|
|
|
if (fd < 0) {
|
|
|
|
syslog(LOG_ERR, "Can't open device %s: %s (%d)",
|
|
|
|
VHCI_DEV, strerror(errno), errno);
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Create snoop file */
|
|
|
|
if (snoop) {
|
|
|
|
dd = create_snoop(snoop);
|
|
|
|
if (dd < 0)
|
|
|
|
syslog(LOG_ERR, "Can't create snoop file %s: %s (%d)",
|
|
|
|
snoop, strerror(errno), errno);
|
|
|
|
free(snoop);
|
|
|
|
} else
|
|
|
|
dd = -1;
|
|
|
|
|
|
|
|
/* Create event loop */
|
2007-01-20 13:26:15 +08:00
|
|
|
event_loop = g_main_loop_new(NULL, FALSE);
|
2005-12-03 14:31:42 +08:00
|
|
|
|
|
|
|
if (dev >= 0)
|
|
|
|
return run_proxy(fd, dev, &bdaddr);
|
|
|
|
|
|
|
|
/* Device settings */
|
|
|
|
vdev.features[0] = 0xff;
|
|
|
|
vdev.features[1] = 0xff;
|
|
|
|
vdev.features[2] = 0x8f;
|
|
|
|
vdev.features[3] = 0xfe;
|
|
|
|
vdev.features[4] = 0x9b;
|
|
|
|
vdev.features[5] = 0xf9;
|
|
|
|
vdev.features[6] = 0x01;
|
|
|
|
vdev.features[7] = 0x80;
|
|
|
|
|
|
|
|
memset(vdev.name, 0, sizeof(vdev.name));
|
2009-02-25 23:48:40 +08:00
|
|
|
strncpy((char *) vdev.name, "BlueZ (Virtual HCI)",
|
|
|
|
sizeof(vdev.name) - 1);
|
2005-12-03 14:31:42 +08:00
|
|
|
|
|
|
|
vdev.dev_class[0] = 0x00;
|
|
|
|
vdev.dev_class[1] = 0x00;
|
|
|
|
vdev.dev_class[2] = 0x00;
|
|
|
|
|
|
|
|
vdev.inq_mode = 0x00;
|
|
|
|
vdev.eir_fec = 0x00;
|
|
|
|
memset(vdev.eir_data, 0, sizeof(vdev.eir_data));
|
|
|
|
|
|
|
|
vdev.fd = fd;
|
|
|
|
vdev.dd = dd;
|
|
|
|
|
|
|
|
dev_io = g_io_channel_unix_new(fd);
|
|
|
|
g_io_add_watch(dev_io, G_IO_IN, io_hci_data, NULL);
|
|
|
|
|
|
|
|
setpriority(PRIO_PROCESS, 0, -19);
|
|
|
|
|
|
|
|
/* Start event processor */
|
2007-01-20 13:26:15 +08:00
|
|
|
g_main_loop_run(event_loop);
|
2005-12-03 14:31:42 +08:00
|
|
|
|
|
|
|
close(fd);
|
|
|
|
|
|
|
|
if (dd >= 0)
|
|
|
|
close(dd);
|
|
|
|
|
|
|
|
syslog(LOG_INFO, "Exit");
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|