6858bcd073
For debugging purposes it is good to know which OOB data is actually currently loaded for each controller. So expose that list via debugfs. Signed-off-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
1057 lines
25 KiB
C
1057 lines
25 KiB
C
/*
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BlueZ - Bluetooth protocol stack for Linux
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Copyright (C) 2014 Intel Corporation
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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 version 2 as
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published by the Free Software Foundation;
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
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IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
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CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
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COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
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SOFTWARE IS DISCLAIMED.
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*/
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#include <linux/debugfs.h>
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#include <net/bluetooth/bluetooth.h>
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#include <net/bluetooth/hci_core.h>
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#include "hci_debugfs.h"
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static int features_show(struct seq_file *f, void *ptr)
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{
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struct hci_dev *hdev = f->private;
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u8 p;
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hci_dev_lock(hdev);
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for (p = 0; p < HCI_MAX_PAGES && p <= hdev->max_page; p++) {
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seq_printf(f, "%2u: 0x%2.2x 0x%2.2x 0x%2.2x 0x%2.2x "
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"0x%2.2x 0x%2.2x 0x%2.2x 0x%2.2x\n", p,
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hdev->features[p][0], hdev->features[p][1],
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hdev->features[p][2], hdev->features[p][3],
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hdev->features[p][4], hdev->features[p][5],
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hdev->features[p][6], hdev->features[p][7]);
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}
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if (lmp_le_capable(hdev))
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seq_printf(f, "LE: 0x%2.2x 0x%2.2x 0x%2.2x 0x%2.2x "
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"0x%2.2x 0x%2.2x 0x%2.2x 0x%2.2x\n",
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hdev->le_features[0], hdev->le_features[1],
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hdev->le_features[2], hdev->le_features[3],
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hdev->le_features[4], hdev->le_features[5],
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hdev->le_features[6], hdev->le_features[7]);
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hci_dev_unlock(hdev);
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return 0;
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}
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static int features_open(struct inode *inode, struct file *file)
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{
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return single_open(file, features_show, inode->i_private);
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}
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static const struct file_operations features_fops = {
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.open = features_open,
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.read = seq_read,
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.llseek = seq_lseek,
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.release = single_release,
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};
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static int device_list_show(struct seq_file *f, void *ptr)
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{
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struct hci_dev *hdev = f->private;
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struct hci_conn_params *p;
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struct bdaddr_list *b;
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hci_dev_lock(hdev);
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list_for_each_entry(b, &hdev->whitelist, list)
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seq_printf(f, "%pMR (type %u)\n", &b->bdaddr, b->bdaddr_type);
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list_for_each_entry(p, &hdev->le_conn_params, list) {
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seq_printf(f, "%pMR (type %u) %u\n", &p->addr, p->addr_type,
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p->auto_connect);
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}
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hci_dev_unlock(hdev);
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return 0;
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}
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static int device_list_open(struct inode *inode, struct file *file)
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{
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return single_open(file, device_list_show, inode->i_private);
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}
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static const struct file_operations device_list_fops = {
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.open = device_list_open,
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.read = seq_read,
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.llseek = seq_lseek,
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.release = single_release,
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};
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static int blacklist_show(struct seq_file *f, void *p)
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{
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struct hci_dev *hdev = f->private;
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struct bdaddr_list *b;
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hci_dev_lock(hdev);
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list_for_each_entry(b, &hdev->blacklist, list)
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seq_printf(f, "%pMR (type %u)\n", &b->bdaddr, b->bdaddr_type);
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hci_dev_unlock(hdev);
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return 0;
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}
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static int blacklist_open(struct inode *inode, struct file *file)
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{
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return single_open(file, blacklist_show, inode->i_private);
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}
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static const struct file_operations blacklist_fops = {
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.open = blacklist_open,
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.read = seq_read,
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.llseek = seq_lseek,
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.release = single_release,
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};
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static int uuids_show(struct seq_file *f, void *p)
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{
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struct hci_dev *hdev = f->private;
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struct bt_uuid *uuid;
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hci_dev_lock(hdev);
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list_for_each_entry(uuid, &hdev->uuids, list) {
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u8 i, val[16];
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/* The Bluetooth UUID values are stored in big endian,
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* but with reversed byte order. So convert them into
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* the right order for the %pUb modifier.
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*/
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for (i = 0; i < 16; i++)
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val[i] = uuid->uuid[15 - i];
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seq_printf(f, "%pUb\n", val);
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}
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hci_dev_unlock(hdev);
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return 0;
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}
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static int uuids_open(struct inode *inode, struct file *file)
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{
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return single_open(file, uuids_show, inode->i_private);
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}
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static const struct file_operations uuids_fops = {
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.open = uuids_open,
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.read = seq_read,
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.llseek = seq_lseek,
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.release = single_release,
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};
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static int remote_oob_show(struct seq_file *f, void *ptr)
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{
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struct hci_dev *hdev = f->private;
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struct oob_data *data;
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hci_dev_lock(hdev);
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list_for_each_entry(data, &hdev->remote_oob_data, list) {
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seq_printf(f, "%pMR (type %u) %u %*phN %*phN %*phN %*phN\n",
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&data->bdaddr, data->bdaddr_type, data->present,
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16, data->hash192, 16, data->rand192,
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16, data->hash256, 19, data->rand256);
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}
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hci_dev_unlock(hdev);
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return 0;
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}
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static int remote_oob_open(struct inode *inode, struct file *file)
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{
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return single_open(file, remote_oob_show, inode->i_private);
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}
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static const struct file_operations remote_oob_fops = {
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.open = remote_oob_open,
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.read = seq_read,
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.llseek = seq_lseek,
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.release = single_release,
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};
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static int conn_info_min_age_set(void *data, u64 val)
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{
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struct hci_dev *hdev = data;
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if (val == 0 || val > hdev->conn_info_max_age)
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return -EINVAL;
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hci_dev_lock(hdev);
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hdev->conn_info_min_age = val;
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hci_dev_unlock(hdev);
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return 0;
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}
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static int conn_info_min_age_get(void *data, u64 *val)
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{
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struct hci_dev *hdev = data;
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hci_dev_lock(hdev);
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*val = hdev->conn_info_min_age;
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hci_dev_unlock(hdev);
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return 0;
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}
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DEFINE_SIMPLE_ATTRIBUTE(conn_info_min_age_fops, conn_info_min_age_get,
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conn_info_min_age_set, "%llu\n");
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static int conn_info_max_age_set(void *data, u64 val)
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{
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struct hci_dev *hdev = data;
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if (val == 0 || val < hdev->conn_info_min_age)
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return -EINVAL;
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hci_dev_lock(hdev);
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hdev->conn_info_max_age = val;
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hci_dev_unlock(hdev);
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return 0;
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}
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static int conn_info_max_age_get(void *data, u64 *val)
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{
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struct hci_dev *hdev = data;
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hci_dev_lock(hdev);
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*val = hdev->conn_info_max_age;
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hci_dev_unlock(hdev);
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return 0;
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}
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DEFINE_SIMPLE_ATTRIBUTE(conn_info_max_age_fops, conn_info_max_age_get,
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conn_info_max_age_set, "%llu\n");
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static ssize_t use_debug_keys_read(struct file *file, char __user *user_buf,
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size_t count, loff_t *ppos)
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{
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struct hci_dev *hdev = file->private_data;
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char buf[3];
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buf[0] = test_bit(HCI_USE_DEBUG_KEYS, &hdev->dev_flags) ? 'Y': 'N';
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buf[1] = '\n';
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buf[2] = '\0';
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return simple_read_from_buffer(user_buf, count, ppos, buf, 2);
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}
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static const struct file_operations use_debug_keys_fops = {
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.open = simple_open,
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.read = use_debug_keys_read,
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.llseek = default_llseek,
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};
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static ssize_t sc_only_mode_read(struct file *file, char __user *user_buf,
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size_t count, loff_t *ppos)
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{
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struct hci_dev *hdev = file->private_data;
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char buf[3];
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buf[0] = test_bit(HCI_SC_ONLY, &hdev->dev_flags) ? 'Y': 'N';
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buf[1] = '\n';
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buf[2] = '\0';
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return simple_read_from_buffer(user_buf, count, ppos, buf, 2);
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}
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static const struct file_operations sc_only_mode_fops = {
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.open = simple_open,
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.read = sc_only_mode_read,
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.llseek = default_llseek,
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};
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void hci_debugfs_create_common(struct hci_dev *hdev)
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{
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debugfs_create_file("features", 0444, hdev->debugfs, hdev,
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&features_fops);
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debugfs_create_u16("manufacturer", 0444, hdev->debugfs,
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&hdev->manufacturer);
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debugfs_create_u8("hci_version", 0444, hdev->debugfs, &hdev->hci_ver);
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debugfs_create_u16("hci_revision", 0444, hdev->debugfs, &hdev->hci_rev);
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debugfs_create_u8("hardware_error", 0444, hdev->debugfs,
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&hdev->hw_error_code);
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debugfs_create_file("device_list", 0444, hdev->debugfs, hdev,
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&device_list_fops);
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debugfs_create_file("blacklist", 0444, hdev->debugfs, hdev,
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&blacklist_fops);
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debugfs_create_file("uuids", 0444, hdev->debugfs, hdev, &uuids_fops);
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debugfs_create_file("remote_oob", 0400, hdev->debugfs, hdev,
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&remote_oob_fops);
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debugfs_create_file("conn_info_min_age", 0644, hdev->debugfs, hdev,
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&conn_info_min_age_fops);
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debugfs_create_file("conn_info_max_age", 0644, hdev->debugfs, hdev,
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&conn_info_max_age_fops);
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if (lmp_ssp_capable(hdev) || lmp_le_capable(hdev))
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debugfs_create_file("use_debug_keys", 0444, hdev->debugfs,
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hdev, &use_debug_keys_fops);
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if (lmp_sc_capable(hdev) || lmp_le_capable(hdev))
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debugfs_create_file("sc_only_mode", 0444, hdev->debugfs,
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hdev, &sc_only_mode_fops);
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}
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static int inquiry_cache_show(struct seq_file *f, void *p)
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{
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struct hci_dev *hdev = f->private;
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struct discovery_state *cache = &hdev->discovery;
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struct inquiry_entry *e;
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hci_dev_lock(hdev);
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list_for_each_entry(e, &cache->all, all) {
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struct inquiry_data *data = &e->data;
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seq_printf(f, "%pMR %d %d %d 0x%.2x%.2x%.2x 0x%.4x %d %d %u\n",
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&data->bdaddr,
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data->pscan_rep_mode, data->pscan_period_mode,
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data->pscan_mode, data->dev_class[2],
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data->dev_class[1], data->dev_class[0],
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__le16_to_cpu(data->clock_offset),
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data->rssi, data->ssp_mode, e->timestamp);
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}
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hci_dev_unlock(hdev);
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return 0;
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}
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static int inquiry_cache_open(struct inode *inode, struct file *file)
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{
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return single_open(file, inquiry_cache_show, inode->i_private);
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}
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static const struct file_operations inquiry_cache_fops = {
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.open = inquiry_cache_open,
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.read = seq_read,
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.llseek = seq_lseek,
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.release = single_release,
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};
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static int link_keys_show(struct seq_file *f, void *ptr)
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{
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struct hci_dev *hdev = f->private;
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struct link_key *key;
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rcu_read_lock();
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list_for_each_entry_rcu(key, &hdev->link_keys, list)
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seq_printf(f, "%pMR %u %*phN %u\n", &key->bdaddr, key->type,
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HCI_LINK_KEY_SIZE, key->val, key->pin_len);
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rcu_read_unlock();
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return 0;
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}
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static int link_keys_open(struct inode *inode, struct file *file)
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{
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return single_open(file, link_keys_show, inode->i_private);
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}
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static const struct file_operations link_keys_fops = {
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.open = link_keys_open,
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.read = seq_read,
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.llseek = seq_lseek,
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.release = single_release,
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};
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static int dev_class_show(struct seq_file *f, void *ptr)
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{
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struct hci_dev *hdev = f->private;
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hci_dev_lock(hdev);
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seq_printf(f, "0x%.2x%.2x%.2x\n", hdev->dev_class[2],
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hdev->dev_class[1], hdev->dev_class[0]);
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hci_dev_unlock(hdev);
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return 0;
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}
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static int dev_class_open(struct inode *inode, struct file *file)
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{
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return single_open(file, dev_class_show, inode->i_private);
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}
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static const struct file_operations dev_class_fops = {
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.open = dev_class_open,
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.read = seq_read,
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.llseek = seq_lseek,
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.release = single_release,
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};
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static int voice_setting_get(void *data, u64 *val)
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{
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struct hci_dev *hdev = data;
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hci_dev_lock(hdev);
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*val = hdev->voice_setting;
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hci_dev_unlock(hdev);
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return 0;
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}
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DEFINE_SIMPLE_ATTRIBUTE(voice_setting_fops, voice_setting_get,
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NULL, "0x%4.4llx\n");
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static ssize_t ssp_debug_mode_read(struct file *file, char __user *user_buf,
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size_t count, loff_t *ppos)
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{
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struct hci_dev *hdev = file->private_data;
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char buf[3];
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buf[0] = hdev->ssp_debug_mode ? 'Y': 'N';
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buf[1] = '\n';
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buf[2] = '\0';
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return simple_read_from_buffer(user_buf, count, ppos, buf, 2);
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}
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static const struct file_operations ssp_debug_mode_fops = {
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.open = simple_open,
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.read = ssp_debug_mode_read,
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.llseek = default_llseek,
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};
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static int auto_accept_delay_set(void *data, u64 val)
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{
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struct hci_dev *hdev = data;
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hci_dev_lock(hdev);
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hdev->auto_accept_delay = val;
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hci_dev_unlock(hdev);
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return 0;
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}
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static int auto_accept_delay_get(void *data, u64 *val)
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{
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struct hci_dev *hdev = data;
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hci_dev_lock(hdev);
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*val = hdev->auto_accept_delay;
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hci_dev_unlock(hdev);
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return 0;
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}
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DEFINE_SIMPLE_ATTRIBUTE(auto_accept_delay_fops, auto_accept_delay_get,
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auto_accept_delay_set, "%llu\n");
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static int idle_timeout_set(void *data, u64 val)
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{
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struct hci_dev *hdev = data;
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if (val != 0 && (val < 500 || val > 3600000))
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return -EINVAL;
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hci_dev_lock(hdev);
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hdev->idle_timeout = val;
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hci_dev_unlock(hdev);
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return 0;
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}
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static int idle_timeout_get(void *data, u64 *val)
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{
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struct hci_dev *hdev = data;
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hci_dev_lock(hdev);
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*val = hdev->idle_timeout;
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hci_dev_unlock(hdev);
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return 0;
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}
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DEFINE_SIMPLE_ATTRIBUTE(idle_timeout_fops, idle_timeout_get,
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idle_timeout_set, "%llu\n");
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static int sniff_min_interval_set(void *data, u64 val)
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{
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struct hci_dev *hdev = data;
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if (val == 0 || val % 2 || val > hdev->sniff_max_interval)
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->sniff_min_interval = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int sniff_min_interval_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->sniff_min_interval;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(sniff_min_interval_fops, sniff_min_interval_get,
|
|
sniff_min_interval_set, "%llu\n");
|
|
|
|
static int sniff_max_interval_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
if (val == 0 || val % 2 || val < hdev->sniff_min_interval)
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->sniff_max_interval = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int sniff_max_interval_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->sniff_max_interval;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(sniff_max_interval_fops, sniff_max_interval_get,
|
|
sniff_max_interval_set, "%llu\n");
|
|
|
|
void hci_debugfs_create_bredr(struct hci_dev *hdev)
|
|
{
|
|
debugfs_create_file("inquiry_cache", 0444, hdev->debugfs, hdev,
|
|
&inquiry_cache_fops);
|
|
debugfs_create_file("link_keys", 0400, hdev->debugfs, hdev,
|
|
&link_keys_fops);
|
|
debugfs_create_file("dev_class", 0444, hdev->debugfs, hdev,
|
|
&dev_class_fops);
|
|
debugfs_create_file("voice_setting", 0444, hdev->debugfs, hdev,
|
|
&voice_setting_fops);
|
|
|
|
if (lmp_ssp_capable(hdev)) {
|
|
debugfs_create_file("ssp_debug_mode", 0444, hdev->debugfs,
|
|
hdev, &ssp_debug_mode_fops);
|
|
debugfs_create_file("auto_accept_delay", 0644, hdev->debugfs,
|
|
hdev, &auto_accept_delay_fops);
|
|
}
|
|
|
|
if (lmp_sniff_capable(hdev)) {
|
|
debugfs_create_file("idle_timeout", 0644, hdev->debugfs,
|
|
hdev, &idle_timeout_fops);
|
|
debugfs_create_file("sniff_min_interval", 0644, hdev->debugfs,
|
|
hdev, &sniff_min_interval_fops);
|
|
debugfs_create_file("sniff_max_interval", 0644, hdev->debugfs,
|
|
hdev, &sniff_max_interval_fops);
|
|
}
|
|
}
|
|
|
|
static int identity_show(struct seq_file *f, void *p)
|
|
{
|
|
struct hci_dev *hdev = f->private;
|
|
bdaddr_t addr;
|
|
u8 addr_type;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
hci_copy_identity_address(hdev, &addr, &addr_type);
|
|
|
|
seq_printf(f, "%pMR (type %u) %*phN %pMR\n", &addr, addr_type,
|
|
16, hdev->irk, &hdev->rpa);
|
|
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int identity_open(struct inode *inode, struct file *file)
|
|
{
|
|
return single_open(file, identity_show, inode->i_private);
|
|
}
|
|
|
|
static const struct file_operations identity_fops = {
|
|
.open = identity_open,
|
|
.read = seq_read,
|
|
.llseek = seq_lseek,
|
|
.release = single_release,
|
|
};
|
|
|
|
static int rpa_timeout_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
/* Require the RPA timeout to be at least 30 seconds and at most
|
|
* 24 hours.
|
|
*/
|
|
if (val < 30 || val > (60 * 60 * 24))
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->rpa_timeout = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rpa_timeout_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->rpa_timeout;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(rpa_timeout_fops, rpa_timeout_get,
|
|
rpa_timeout_set, "%llu\n");
|
|
|
|
static int random_address_show(struct seq_file *f, void *p)
|
|
{
|
|
struct hci_dev *hdev = f->private;
|
|
|
|
hci_dev_lock(hdev);
|
|
seq_printf(f, "%pMR\n", &hdev->random_addr);
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int random_address_open(struct inode *inode, struct file *file)
|
|
{
|
|
return single_open(file, random_address_show, inode->i_private);
|
|
}
|
|
|
|
static const struct file_operations random_address_fops = {
|
|
.open = random_address_open,
|
|
.read = seq_read,
|
|
.llseek = seq_lseek,
|
|
.release = single_release,
|
|
};
|
|
|
|
static int static_address_show(struct seq_file *f, void *p)
|
|
{
|
|
struct hci_dev *hdev = f->private;
|
|
|
|
hci_dev_lock(hdev);
|
|
seq_printf(f, "%pMR\n", &hdev->static_addr);
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int static_address_open(struct inode *inode, struct file *file)
|
|
{
|
|
return single_open(file, static_address_show, inode->i_private);
|
|
}
|
|
|
|
static const struct file_operations static_address_fops = {
|
|
.open = static_address_open,
|
|
.read = seq_read,
|
|
.llseek = seq_lseek,
|
|
.release = single_release,
|
|
};
|
|
|
|
static ssize_t force_static_address_read(struct file *file,
|
|
char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct hci_dev *hdev = file->private_data;
|
|
char buf[3];
|
|
|
|
buf[0] = test_bit(HCI_FORCE_STATIC_ADDR, &hdev->dbg_flags) ? 'Y': 'N';
|
|
buf[1] = '\n';
|
|
buf[2] = '\0';
|
|
return simple_read_from_buffer(user_buf, count, ppos, buf, 2);
|
|
}
|
|
|
|
static ssize_t force_static_address_write(struct file *file,
|
|
const char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct hci_dev *hdev = file->private_data;
|
|
char buf[32];
|
|
size_t buf_size = min(count, (sizeof(buf)-1));
|
|
bool enable;
|
|
|
|
if (test_bit(HCI_UP, &hdev->flags))
|
|
return -EBUSY;
|
|
|
|
if (copy_from_user(buf, user_buf, buf_size))
|
|
return -EFAULT;
|
|
|
|
buf[buf_size] = '\0';
|
|
if (strtobool(buf, &enable))
|
|
return -EINVAL;
|
|
|
|
if (enable == test_bit(HCI_FORCE_STATIC_ADDR, &hdev->dbg_flags))
|
|
return -EALREADY;
|
|
|
|
change_bit(HCI_FORCE_STATIC_ADDR, &hdev->dbg_flags);
|
|
|
|
return count;
|
|
}
|
|
|
|
static const struct file_operations force_static_address_fops = {
|
|
.open = simple_open,
|
|
.read = force_static_address_read,
|
|
.write = force_static_address_write,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
static int white_list_show(struct seq_file *f, void *ptr)
|
|
{
|
|
struct hci_dev *hdev = f->private;
|
|
struct bdaddr_list *b;
|
|
|
|
hci_dev_lock(hdev);
|
|
list_for_each_entry(b, &hdev->le_white_list, list)
|
|
seq_printf(f, "%pMR (type %u)\n", &b->bdaddr, b->bdaddr_type);
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int white_list_open(struct inode *inode, struct file *file)
|
|
{
|
|
return single_open(file, white_list_show, inode->i_private);
|
|
}
|
|
|
|
static const struct file_operations white_list_fops = {
|
|
.open = white_list_open,
|
|
.read = seq_read,
|
|
.llseek = seq_lseek,
|
|
.release = single_release,
|
|
};
|
|
|
|
static int identity_resolving_keys_show(struct seq_file *f, void *ptr)
|
|
{
|
|
struct hci_dev *hdev = f->private;
|
|
struct smp_irk *irk;
|
|
|
|
rcu_read_lock();
|
|
list_for_each_entry_rcu(irk, &hdev->identity_resolving_keys, list) {
|
|
seq_printf(f, "%pMR (type %u) %*phN %pMR\n",
|
|
&irk->bdaddr, irk->addr_type,
|
|
16, irk->val, &irk->rpa);
|
|
}
|
|
rcu_read_unlock();
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int identity_resolving_keys_open(struct inode *inode, struct file *file)
|
|
{
|
|
return single_open(file, identity_resolving_keys_show,
|
|
inode->i_private);
|
|
}
|
|
|
|
static const struct file_operations identity_resolving_keys_fops = {
|
|
.open = identity_resolving_keys_open,
|
|
.read = seq_read,
|
|
.llseek = seq_lseek,
|
|
.release = single_release,
|
|
};
|
|
|
|
static int long_term_keys_show(struct seq_file *f, void *ptr)
|
|
{
|
|
struct hci_dev *hdev = f->private;
|
|
struct smp_ltk *ltk;
|
|
|
|
rcu_read_lock();
|
|
list_for_each_entry_rcu(ltk, &hdev->long_term_keys, list)
|
|
seq_printf(f, "%pMR (type %u) %u 0x%02x %u %.4x %.16llx %*phN\n",
|
|
<k->bdaddr, ltk->bdaddr_type, ltk->authenticated,
|
|
ltk->type, ltk->enc_size, __le16_to_cpu(ltk->ediv),
|
|
__le64_to_cpu(ltk->rand), 16, ltk->val);
|
|
rcu_read_unlock();
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int long_term_keys_open(struct inode *inode, struct file *file)
|
|
{
|
|
return single_open(file, long_term_keys_show, inode->i_private);
|
|
}
|
|
|
|
static const struct file_operations long_term_keys_fops = {
|
|
.open = long_term_keys_open,
|
|
.read = seq_read,
|
|
.llseek = seq_lseek,
|
|
.release = single_release,
|
|
};
|
|
|
|
static int conn_min_interval_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
if (val < 0x0006 || val > 0x0c80 || val > hdev->le_conn_max_interval)
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->le_conn_min_interval = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int conn_min_interval_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->le_conn_min_interval;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(conn_min_interval_fops, conn_min_interval_get,
|
|
conn_min_interval_set, "%llu\n");
|
|
|
|
static int conn_max_interval_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
if (val < 0x0006 || val > 0x0c80 || val < hdev->le_conn_min_interval)
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->le_conn_max_interval = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int conn_max_interval_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->le_conn_max_interval;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(conn_max_interval_fops, conn_max_interval_get,
|
|
conn_max_interval_set, "%llu\n");
|
|
|
|
static int conn_latency_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
if (val > 0x01f3)
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->le_conn_latency = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int conn_latency_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->le_conn_latency;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(conn_latency_fops, conn_latency_get,
|
|
conn_latency_set, "%llu\n");
|
|
|
|
static int supervision_timeout_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
if (val < 0x000a || val > 0x0c80)
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->le_supv_timeout = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int supervision_timeout_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->le_supv_timeout;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(supervision_timeout_fops, supervision_timeout_get,
|
|
supervision_timeout_set, "%llu\n");
|
|
|
|
static int adv_channel_map_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
if (val < 0x01 || val > 0x07)
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->le_adv_channel_map = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int adv_channel_map_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->le_adv_channel_map;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(adv_channel_map_fops, adv_channel_map_get,
|
|
adv_channel_map_set, "%llu\n");
|
|
|
|
static int adv_min_interval_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
if (val < 0x0020 || val > 0x4000 || val > hdev->le_adv_max_interval)
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->le_adv_min_interval = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int adv_min_interval_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->le_adv_min_interval;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(adv_min_interval_fops, adv_min_interval_get,
|
|
adv_min_interval_set, "%llu\n");
|
|
|
|
static int adv_max_interval_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
if (val < 0x0020 || val > 0x4000 || val < hdev->le_adv_min_interval)
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->le_adv_max_interval = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int adv_max_interval_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->le_adv_max_interval;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(adv_max_interval_fops, adv_max_interval_get,
|
|
adv_max_interval_set, "%llu\n");
|
|
|
|
void hci_debugfs_create_le(struct hci_dev *hdev)
|
|
{
|
|
debugfs_create_file("identity", 0400, hdev->debugfs, hdev,
|
|
&identity_fops);
|
|
debugfs_create_file("rpa_timeout", 0644, hdev->debugfs, hdev,
|
|
&rpa_timeout_fops);
|
|
debugfs_create_file("random_address", 0444, hdev->debugfs, hdev,
|
|
&random_address_fops);
|
|
debugfs_create_file("static_address", 0444, hdev->debugfs, hdev,
|
|
&static_address_fops);
|
|
|
|
/* For controllers with a public address, provide a debug
|
|
* option to force the usage of the configured static
|
|
* address. By default the public address is used.
|
|
*/
|
|
if (bacmp(&hdev->bdaddr, BDADDR_ANY))
|
|
debugfs_create_file("force_static_address", 0644,
|
|
hdev->debugfs, hdev,
|
|
&force_static_address_fops);
|
|
|
|
debugfs_create_u8("white_list_size", 0444, hdev->debugfs,
|
|
&hdev->le_white_list_size);
|
|
debugfs_create_file("white_list", 0444, hdev->debugfs, hdev,
|
|
&white_list_fops);
|
|
debugfs_create_file("identity_resolving_keys", 0400, hdev->debugfs,
|
|
hdev, &identity_resolving_keys_fops);
|
|
debugfs_create_file("long_term_keys", 0400, hdev->debugfs, hdev,
|
|
&long_term_keys_fops);
|
|
debugfs_create_file("conn_min_interval", 0644, hdev->debugfs, hdev,
|
|
&conn_min_interval_fops);
|
|
debugfs_create_file("conn_max_interval", 0644, hdev->debugfs, hdev,
|
|
&conn_max_interval_fops);
|
|
debugfs_create_file("conn_latency", 0644, hdev->debugfs, hdev,
|
|
&conn_latency_fops);
|
|
debugfs_create_file("supervision_timeout", 0644, hdev->debugfs, hdev,
|
|
&supervision_timeout_fops);
|
|
debugfs_create_file("adv_channel_map", 0644, hdev->debugfs, hdev,
|
|
&adv_channel_map_fops);
|
|
debugfs_create_file("adv_min_interval", 0644, hdev->debugfs, hdev,
|
|
&adv_min_interval_fops);
|
|
debugfs_create_file("adv_max_interval", 0644, hdev->debugfs, hdev,
|
|
&adv_max_interval_fops);
|
|
debugfs_create_u16("discov_interleaved_timeout", 0644, hdev->debugfs,
|
|
&hdev->discov_interleaved_timeout);
|
|
}
|
|
|
|
void hci_debugfs_create_conn(struct hci_conn *conn)
|
|
{
|
|
struct hci_dev *hdev = conn->hdev;
|
|
char name[6];
|
|
|
|
if (IS_ERR_OR_NULL(hdev->debugfs))
|
|
return;
|
|
|
|
snprintf(name, sizeof(name), "%u", conn->handle);
|
|
conn->debugfs = debugfs_create_dir(name, hdev->debugfs);
|
|
}
|