275 lines
7.0 KiB
C
275 lines
7.0 KiB
C
/*
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* hccontrol.c
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*
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* Copyright (c) 2001-2002 Maksim Yevmenkin <m_evmenkin@yahoo.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: hccontrol.c,v 1.2 2003/04/27 19:45:24 max Exp $
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* $FreeBSD$
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*/
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/sysctl.h>
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#include <assert.h>
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#include <bitstring.h>
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#include <err.h>
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#include <errno.h>
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#include <ng_hci.h>
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#include <ng_l2cap.h>
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#include <ng_btsocket.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "hccontrol.h"
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/* Prototypes */
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static int do_hci_command (char const *, int, char **);
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static struct hci_command * find_hci_command (char const *, struct hci_command *);
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static void print_hci_command (struct hci_command *);
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static void usage (void);
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/* Globals */
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int verbose = 0;
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int timeout;
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/* Main */
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int
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main(int argc, char *argv[])
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{
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char *node = NULL;
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int n;
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/* Process command line arguments */
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while ((n = getopt(argc, argv, "n:vh")) != -1) {
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switch (n) {
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case 'n':
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node = optarg;
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break;
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case 'v':
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verbose = 1;
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break;
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case 'h':
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default:
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usage();
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}
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}
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argc -= optind;
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argv += optind;
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if (*argv == NULL)
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usage();
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n = do_hci_command(node, argc, argv);
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return (n);
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} /* main */
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/* Create socket and bind it */
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static int
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socket_open(char const *node)
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{
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struct sockaddr_hci addr;
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struct ng_btsocket_hci_raw_filter filter;
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int s, mib[4];
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size_t size;
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if (node == NULL)
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usage();
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s = socket(PF_BLUETOOTH, SOCK_RAW, BLUETOOTH_PROTO_HCI);
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if (s < 0)
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err(1, "Could not create socket");
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memset(&addr, 0, sizeof(addr));
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addr.hci_len = sizeof(addr);
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addr.hci_family = AF_BLUETOOTH;
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strncpy(addr.hci_node, node, sizeof(addr.hci_node));
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if (bind(s, (struct sockaddr *) &addr, sizeof(addr)) < 0)
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err(2, "Could not bind socket, node=%s", node);
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if (connect(s, (struct sockaddr *) &addr, sizeof(addr)) < 0)
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err(3, "Could not connect socket, node=%s", node);
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memset(&filter, 0, sizeof(filter));
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bit_set(filter.event_mask, NG_HCI_EVENT_COMMAND_COMPL - 1);
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bit_set(filter.event_mask, NG_HCI_EVENT_COMMAND_STATUS - 1);
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bit_set(filter.event_mask, NG_HCI_EVENT_INQUIRY_COMPL - 1);
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bit_set(filter.event_mask, NG_HCI_EVENT_INQUIRY_RESULT - 1);
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bit_set(filter.event_mask, NG_HCI_EVENT_CON_COMPL - 1);
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bit_set(filter.event_mask, NG_HCI_EVENT_DISCON_COMPL - 1);
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bit_set(filter.event_mask, NG_HCI_EVENT_REMOTE_NAME_REQ_COMPL - 1);
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bit_set(filter.event_mask, NG_HCI_EVENT_READ_REMOTE_FEATURES_COMPL - 1);
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bit_set(filter.event_mask, NG_HCI_EVENT_READ_REMOTE_VER_INFO_COMPL - 1);
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bit_set(filter.event_mask, NG_HCI_EVENT_RETURN_LINK_KEYS - 1);
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bit_set(filter.event_mask, NG_HCI_EVENT_READ_CLOCK_OFFSET_COMPL - 1);
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bit_set(filter.event_mask, NG_HCI_EVENT_CON_PKT_TYPE_CHANGED - 1);
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bit_set(filter.event_mask, NG_HCI_EVENT_ROLE_CHANGE - 1);
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if (setsockopt(s, SOL_HCI_RAW, SO_HCI_RAW_FILTER,
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(void * const) &filter, sizeof(filter)) < 0)
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err(4, "Could not setsockopt()");
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size = (sizeof(mib)/sizeof(mib[0]));
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if (sysctlnametomib("net.bluetooth.hci.command_timeout",mib,&size) < 0)
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err(5, "Could not sysctlnametomib()");
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if (sysctl(mib, sizeof(mib)/sizeof(mib[0]),
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(void *) &timeout, &size, NULL, 0) < 0)
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err(6, "Could not sysctl()");
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timeout ++;
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return (s);
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} /* socket_open */
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/* Execute commands */
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static int
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do_hci_command(char const *node, int argc, char **argv)
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{
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char *cmd = argv[0];
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struct hci_command *c = NULL;
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int s, e, help;
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help = 0;
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if (strcasecmp(cmd, "help") == 0) {
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argc --;
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argv ++;
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if (argc <= 0) {
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fprintf(stdout, "Supported commands:\n");
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print_hci_command(link_control_commands);
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print_hci_command(link_policy_commands);
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print_hci_command(host_controller_baseband_commands);
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print_hci_command(info_commands);
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print_hci_command(status_commands);
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print_hci_command(node_commands);
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fprintf(stdout, "\nFor more information use " \
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"'help command'\n");
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return (OK);
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}
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help = 1;
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cmd = argv[0];
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}
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c = find_hci_command(cmd, link_control_commands);
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if (c != NULL)
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goto execute;
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c = find_hci_command(cmd, link_policy_commands);
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if (c != NULL)
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goto execute;
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c = find_hci_command(cmd, host_controller_baseband_commands);
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if (c != NULL)
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goto execute;
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c = find_hci_command(cmd, info_commands);
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if (c != NULL)
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goto execute;
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c = find_hci_command(cmd, status_commands);
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if (c != NULL)
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goto execute;
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c = find_hci_command(cmd, node_commands);
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if (c == NULL) {
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fprintf(stdout, "Unknown command: \"%s\"\n", cmd);
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return (ERROR);
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}
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execute:
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if (!help) {
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s = socket_open(node);
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e = (c->handler)(s, -- argc, ++ argv);
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close(s);
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} else
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e = USAGE;
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switch (e) {
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case OK:
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case FAILED:
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break;
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case ERROR:
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fprintf(stdout, "Could not execute command \"%s\". %s\n",
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cmd, strerror(errno));
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break;
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case USAGE:
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fprintf(stdout, "Usage: %s\n%s\n", c->command, c->description);
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break;
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default: assert(0); break;
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}
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return (e);
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} /* do_hci_command */
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/* Try to find command in specified category */
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static struct hci_command *
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find_hci_command(char const *command, struct hci_command *category)
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{
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struct hci_command *c = NULL;
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for (c = category; c->command != NULL; c++) {
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char *c_end = strchr(c->command, ' ');
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if (c_end != NULL) {
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int len = c_end - c->command;
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if (strncasecmp(command, c->command, len) == 0)
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return (c);
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} else if (strcasecmp(command, c->command) == 0)
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return (c);
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}
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return (NULL);
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} /* find_hci_command */
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/* Try to find command in specified category */
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static void
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print_hci_command(struct hci_command *category)
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{
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struct hci_command *c = NULL;
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for (c = category; c->command != NULL; c++)
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fprintf(stdout, "\t%s\n", c->command);
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} /* print_hci_command */
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/* Usage */
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static void
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usage(void)
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{
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fprintf(stdout, "Usage: hccontrol -n HCI_node_name [-h] cmd [p1] [..]]\n");
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exit(255);
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} /* usage */
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