diff options
Diffstat (limited to 'usr.sbin/bluetooth/hccontrol/link_policy.c')
| -rw-r--r-- | usr.sbin/bluetooth/hccontrol/link_policy.c | 307 |
1 files changed, 307 insertions, 0 deletions
diff --git a/usr.sbin/bluetooth/hccontrol/link_policy.c b/usr.sbin/bluetooth/hccontrol/link_policy.c new file mode 100644 index 000000000000..b99ef2196eb8 --- /dev/null +++ b/usr.sbin/bluetooth/hccontrol/link_policy.c @@ -0,0 +1,307 @@ +/*- + * link_policy.c + * + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright (c) 2001-2002 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: link_policy.c,v 1.3 2003/08/18 19:19:54 max Exp $ + */ + +#define L2CAP_SOCKET_CHECKED +#include <bluetooth.h> +#include <errno.h> +#include <stdio.h> +#include <string.h> +#include "hccontrol.h" + +/* Send Role Discovery to the unit */ +static int +hci_role_discovery(int s, int argc, char **argv) +{ + ng_hci_role_discovery_cp cp; + ng_hci_role_discovery_rp rp; + int n; + + /* parse command parameters */ + switch (argc) { + case 1: + /* connection handle */ + if (sscanf(argv[0], "%d", &n) != 1 || n <= 0 || n > 0x0eff) + return (USAGE); + + cp.con_handle = (uint16_t) (n & 0x0fff); + cp.con_handle = htole16(cp.con_handle); + break; + + default: + return (USAGE); + } + + /* send request */ + n = sizeof(rp); + if (hci_request(s, NG_HCI_OPCODE(NG_HCI_OGF_LINK_POLICY, + NG_HCI_OCF_ROLE_DISCOVERY), + (char const *) &cp, sizeof(cp), + (char *) &rp, &n) == ERROR) + return (ERROR); + + if (rp.status != 0x00) { + fprintf(stdout, "Status: %s [%#02x]\n", + hci_status2str(rp.status), rp.status); + return (FAILED); + } + + fprintf(stdout, "Connection handle: %d\n", le16toh(rp.con_handle)); + fprintf(stdout, "Role: %s [%#x]\n", + (rp.role == NG_HCI_ROLE_MASTER)? "Master" : "Slave", rp.role); + + return (OK); +} /* hci_role_discovery */ + +/* Send Switch Role to the unit */ +static int +hci_switch_role(int s, int argc, char **argv) +{ + int n0; + char b[512]; + ng_hci_switch_role_cp cp; + ng_hci_event_pkt_t *e = (ng_hci_event_pkt_t *) b; + + /* parse command parameters */ + switch (argc) { + case 2: + /* bdaddr */ + if (!bt_aton(argv[0], &cp.bdaddr)) { + struct hostent *he = NULL; + + if ((he = bt_gethostbyname(argv[0])) == NULL) + return (USAGE); + + memcpy(&cp.bdaddr, he->h_addr, sizeof(cp.bdaddr)); + } + + /* role */ + if (sscanf(argv[1], "%d", &n0) != 1) + return (USAGE); + + cp.role = n0? NG_HCI_ROLE_SLAVE : NG_HCI_ROLE_MASTER; + break; + + default: + return (USAGE); + } + + /* send request and expect status response */ + n0 = sizeof(b); + if (hci_request(s, NG_HCI_OPCODE(NG_HCI_OGF_LINK_POLICY, + NG_HCI_OCF_SWITCH_ROLE), + (char const *) &cp, sizeof(cp), b, &n0) == ERROR) + return (ERROR); + + if (*b != 0x00) + return (FAILED); + + /* wait for event */ +again: + n0 = sizeof(b); + if (hci_recv(s, b, &n0) == ERROR) + return (ERROR); + if (n0 < sizeof(*e)) { + errno = EIO; + return (ERROR); + } + + if (e->event == NG_HCI_EVENT_ROLE_CHANGE) { + ng_hci_role_change_ep *ep = (ng_hci_role_change_ep *)(e + 1); + + if (ep->status != 0x00) { + fprintf(stdout, "Status: %s [%#02x]\n", + hci_status2str(ep->status), ep->status); + return (FAILED); + } + + fprintf(stdout, "BD_ADDR: %s\n", hci_bdaddr2str(&ep->bdaddr)); + fprintf(stdout, "Role: %s [%#x]\n", + (ep->role == NG_HCI_ROLE_MASTER)? "Master" : "Slave", + ep->role); + } else + goto again; + + return (OK); +} /* hci_switch_role */ + +/* Send Read_Link_Policy_Settings command to the unit */ +static int +hci_read_link_policy_settings(int s, int argc, char **argv) +{ + ng_hci_read_link_policy_settings_cp cp; + ng_hci_read_link_policy_settings_rp rp; + int n; + + /* parse command parameters */ + switch (argc) { + case 1: + /* connection handle */ + if (sscanf(argv[0], "%d", &n) != 1 || n <= 0 || n > 0x0eff) + return (USAGE); + + cp.con_handle = (uint16_t) (n & 0x0fff); + cp.con_handle = htole16(cp.con_handle); + break; + + default: + return (USAGE); + } + + /* send request */ + n = sizeof(rp); + if (hci_request(s, NG_HCI_OPCODE(NG_HCI_OGF_LINK_POLICY, + NG_HCI_OCF_READ_LINK_POLICY_SETTINGS), + (char const *) &cp, sizeof(cp), + (char *) &rp, &n) == ERROR) + return (ERROR); + + if (rp.status != 0x00) { + fprintf(stdout, "Status: %s [%#02x]\n", + hci_status2str(rp.status), rp.status); + return (FAILED); + } + + fprintf(stdout, "Connection handle: %d\n", le16toh(rp.con_handle)); + fprintf(stdout, "Link policy settings: %#x\n", le16toh(rp.settings)); + + return (OK); +} /* hci_read_link_policy_settings */ + +/* Send Write_Link_Policy_Settings command to the unit */ +static int +hci_write_link_policy_settings(int s, int argc, char **argv) +{ + ng_hci_write_link_policy_settings_cp cp; + ng_hci_write_link_policy_settings_rp rp; + int n; + + /* parse command parameters */ + switch (argc) { + case 2: + /* connection handle */ + if (sscanf(argv[0], "%d", &n) != 1 || n <= 0 || n > 0x0eff) + return (USAGE); + + cp.con_handle = (uint16_t) (n & 0x0fff); + cp.con_handle = htole16(cp.con_handle); + + /* link policy settings */ + if (sscanf(argv[1], "%x", &n) != 1) + return (USAGE); + + cp.settings = (uint16_t) (n & 0x0ffff); + cp.settings = htole16(cp.settings); + break; + + default: + return (USAGE); + } + + /* send request */ + n = sizeof(rp); + if (hci_request(s, NG_HCI_OPCODE(NG_HCI_OGF_LINK_POLICY, + NG_HCI_OCF_WRITE_LINK_POLICY_SETTINGS), + (char const *) &cp, sizeof(cp), + (char *) &rp, &n) == ERROR) + return (ERROR); + + if (rp.status != 0x00) { + fprintf(stdout, "Status: %s [%#02x]\n", + hci_status2str(rp.status), rp.status); + return (FAILED); + } + + return (OK); +} /* hci_write_link_policy_settings */ + +struct hci_command link_policy_commands[] = { +{ +"role_discovery <connection_handle>", +"\nThe Role_Discovery command is used for a Bluetooth device to determine\n" \ +"which role the device is performing for a particular Connection Handle.\n" \ +"The connection handle must be a connection handle for an ACL connection.\n\n" \ +"\t<connection_handle> - dddd; connection handle", +&hci_role_discovery +}, +{ +"switch_role <BD_ADDR> <role>", +"\nThe Switch_Role command is used for a Bluetooth device to switch the\n" \ +"current role the device is performing for a particular connection with\n" \ +"another specified Bluetooth device. The BD_ADDR command parameter indicates\n"\ +"for which connection the role switch is to be performed. The Role indicates\n"\ +"the requested new role that the local device performs. Note: the BD_ADDR\n" \ +"command parameter must specify a Bluetooth device for which a connection\n" +"already exists.\n\n" \ +"\t<BD_ADDR> - xx:xx:xx:xx:xx:xx BD_ADDR or name\n" \ +"\t<role> - dd; role; 0 - Master, 1 - Slave", +&hci_switch_role +}, +{ +"read_link_policy_settings <connection_handle>", +"\nThis command will read the Link Policy setting for the specified connection\n"\ +"handle. The link policy settings parameter determines the behavior of the\n" \ +"local Link Manager when it receives a request from a remote device or it\n" \ +"determines itself to change the master-slave role or to enter the hold,\n" \ +"sniff, or park mode. The local Link Manager will automatically accept or\n" \ +"reject such a request from the remote device, and may even autonomously\n" \ +"request itself, depending on the value of the link policy settings parameter\n"\ +"for the corresponding connection handle. The connection handle must be a\n" \ +"connection handle for an ACL connection.\n\n" \ +"\t<connection_handle> - dddd; connection handle", +&hci_read_link_policy_settings +}, +{ +"write_link_policy_settings <connection_handle> <settings>", +"\nThis command will write the Link Policy setting for the specified connection\n"\ +"handle. The link policy settings parameter determines the behavior of the\n" \ +"local Link Manager when it receives a request from a remote device or it\n" \ +"determines itself to change the master-slave role or to enter the hold,\n" \ +"sniff, or park mode. The local Link Manager will automatically accept or\n" \ +"reject such a request from the remote device, and may even autonomously\n" \ +"request itself, depending on the value of the link policy settings parameter\n"\ +"for the corresponding connection handle. The connection handle must be a\n" \ +"connection handle for an ACL connection. Multiple Link Manager policies may\n"\ +"be specified for the link policy settings parameter by performing a bitwise\n"\ +"OR operation of the different activity types.\n\n" \ +"\t<connection_handle> - dddd; connection handle\n" \ +"\t<settings> - xxxx; settings\n" \ +"\t\t0x0000 - Disable All LM Modes (Default)\n" \ +"\t\t0x0001 - Enable Master Slave Switch\n" \ +"\t\t0x0002 - Enable Hold Mode\n" \ +"\t\t0x0004 - Enable Sniff Mode\n" \ +"\t\t0x0008 - Enable Park Mode\n", +&hci_write_link_policy_settings +}, +{ +NULL, +}}; + |