static int uhid_connadd(struct input_device *idev, struct hidp_connadd_req *req)
{
int err;
struct uhid_event ev;
if (idev->uhid_created)
return 0;
/* create uHID device */
memset(&ev, 0, sizeof(ev));
ev.type = UHID_CREATE;
strncpy((char *) ev.u.create.name, req->name,
sizeof(ev.u.create.name) - 1);
ba2str(&idev->src, (char *) ev.u.create.phys);
ba2str(&idev->dst, (char *) ev.u.create.uniq);
ev.u.create.vendor = req->vendor;
ev.u.create.product = req->product;
ev.u.create.version = req->version;
ev.u.create.country = req->country;
ev.u.create.bus = BUS_BLUETOOTH;
ev.u.create.rd_data = req->rd_data;
ev.u.create.rd_size = req->rd_size;
err = bt_uhid_send(idev->uhid, &ev);
if (err < 0) {
error("bt_uhid_send: %s", strerror(-err));
return err;
}
bt_uhid_register(idev->uhid, UHID_OUTPUT, hidp_send_set_report, idev);
bt_uhid_register(idev->uhid, UHID_FEATURE, hidp_send_get_report, idev);
idev->uhid_created = true;
return err;
}
static int uhid_create(struct hid_device *dev)
{
struct uhid_event ev;
int err;
dev->uhid = bt_uhid_new_default();
if (!dev->uhid) {
err = -errno;
error("hidhost: Failed to create bt_uhid instance");
return err;
}
memset(&ev, 0, sizeof(ev));
ev.type = UHID_CREATE;
strcpy((char *) ev.u.create.name, "bluez-input-device");
ev.u.create.bus = BUS_BLUETOOTH;
ev.u.create.vendor = dev->vendor;
ev.u.create.product = dev->product;
ev.u.create.version = dev->version;
ev.u.create.country = dev->country;
ev.u.create.rd_size = dev->rd_size;
ev.u.create.rd_data = dev->rd_data;
err = bt_uhid_send(dev->uhid, &ev);
if (err < 0) {
error("hidhost: Failed to create uHID device: %s",
strerror(-err));
bt_uhid_unref(dev->uhid);
dev->uhid = NULL;
return err;
}
bt_uhid_register(dev->uhid, UHID_OUTPUT, handle_uhid_output, dev);
bt_hid_set_info(dev);
return 0;
}
static void report_map_read_cb(guint8 status, const guint8 *pdu, guint16 plen,
gpointer user_data)
{
struct hog_device *hogdev = user_data;
struct btd_adapter *adapter = device_get_adapter(hogdev->device);
uint8_t value[HOG_REPORT_MAP_MAX_SIZE];
struct uhid_event ev;
uint16_t vendor_src, vendor, product, version;
ssize_t vlen;
char itemstr[20]; /* 5x3 (data) + 4 (continuation) + 1 (null) */
int i, err;
if (status != 0) {
error("Report Map read failed: %s", att_ecode2str(status));
return;
}
vlen = dec_read_resp(pdu, plen, value, sizeof(value));
if (vlen < 0) {
error("ATT protocol error");
return;
}
DBG("Report MAP:");
for (i = 0; i < vlen;) {
ssize_t ilen = 0;
bool long_item = false;
if (get_descriptor_item_info(&value[i], vlen - i, &ilen,
&long_item)) {
/* Report ID is short item with prefix 100001xx */
if (!long_item && (value[i] & 0xfc) == 0x84)
hogdev->has_report_id = TRUE;
DBG("\t%s", item2string(itemstr, &value[i], ilen));
i += ilen;
} else {
error("Report Map parsing failed at %d", i);
/* Just print remaining items at once and break */
DBG("\t%s", item2string(itemstr, &value[i], vlen - i));
break;
}
}
vendor_src = btd_device_get_vendor_src(hogdev->device);
vendor = btd_device_get_vendor(hogdev->device);
product = btd_device_get_product(hogdev->device);
version = btd_device_get_version(hogdev->device);
DBG("DIS information: vendor_src=0x%X, vendor=0x%X, product=0x%X, "
"version=0x%X", vendor_src, vendor, product, version);
/* create uHID device */
memset(&ev, 0, sizeof(ev));
ev.type = UHID_CREATE;
if (device_name_known(hogdev->device))
device_get_name(hogdev->device, (char *) ev.u.create.name,
sizeof(ev.u.create.name));
else
strcpy((char *) ev.u.create.name, "bluez-hog-device");
ba2str(btd_adapter_get_address(adapter), (char *) ev.u.create.phys);
ba2str(device_get_address(hogdev->device), (char *) ev.u.create.uniq);
ev.u.create.vendor = vendor;
ev.u.create.product = product;
ev.u.create.version = version;
ev.u.create.country = hogdev->bcountrycode;
ev.u.create.bus = BUS_BLUETOOTH;
ev.u.create.rd_data = value;
ev.u.create.rd_size = vlen;
err = bt_uhid_send(hogdev->uhid, &ev);
if (err < 0) {
error("bt_uhid_send: %s", strerror(-err));
return;
}
bt_uhid_register(hogdev->uhid, UHID_OUTPUT, forward_report, hogdev);
bt_uhid_register(hogdev->uhid, UHID_SET_REPORT, set_report, hogdev);
bt_uhid_register(hogdev->uhid, UHID_GET_REPORT, get_report, hogdev);
}
static void report_map_read_cb(guint8 status, const guint8 *pdu, guint16 plen,
gpointer user_data)
{
struct bt_hog *hog = user_data;
uint8_t value[HOG_REPORT_MAP_MAX_SIZE];
struct uhid_event ev;
ssize_t vlen;
char itemstr[20]; /* 5x3 (data) + 4 (continuation) + 1 (null) */
int i, err;
GError *gerr = NULL;
if (status != 0) {
error("Report Map read failed: %s", att_ecode2str(status));
return;
}
vlen = dec_read_resp(pdu, plen, value, sizeof(value));
if (vlen < 0) {
error("ATT protocol error");
return;
}
DBG("Report MAP:");
for (i = 0; i < vlen;) {
ssize_t ilen = 0;
bool long_item = false;
if (get_descriptor_item_info(&value[i], vlen - i, &ilen,
&long_item)) {
/* Report ID is short item with prefix 100001xx */
if (!long_item && (value[i] & 0xfc) == 0x84)
hog->has_report_id = TRUE;
DBG("\t%s", item2string(itemstr, &value[i], ilen));
i += ilen;
} else {
error("Report Map parsing failed at %d", i);
/* Just print remaining items at once and break */
DBG("\t%s", item2string(itemstr, &value[i], vlen - i));
break;
}
}
/* create uHID device */
memset(&ev, 0, sizeof(ev));
ev.type = UHID_CREATE;
bt_io_get(g_attrib_get_channel(hog->attrib), &gerr,
BT_IO_OPT_SOURCE, ev.u.create.phys,
BT_IO_OPT_DEST, ev.u.create.uniq,
BT_IO_OPT_INVALID);
if (gerr) {
error("Failed to connection details: %s", gerr->message);
g_error_free(gerr);
return;
}
strcpy((char *) ev.u.create.name, hog->name);
ev.u.create.vendor = hog->vendor;
ev.u.create.product = hog->product;
ev.u.create.version = hog->version;
ev.u.create.country = hog->bcountrycode;
ev.u.create.bus = BUS_BLUETOOTH;
ev.u.create.rd_data = value;
ev.u.create.rd_size = vlen;
err = bt_uhid_send(hog->uhid, &ev);
if (err < 0) {
error("bt_uhid_send: %s", strerror(-err));
return;
}
bt_uhid_register(hog->uhid, UHID_OUTPUT, forward_report, hog);
bt_uhid_register(hog->uhid, UHID_FEATURE, forward_report, hog);
}
