#include <linux/kernel.h>
#include <linux/uaccess.h>
+#include <linux/module.h>
#include <asm/unaligned.h>
#include <net/bluetooth/bluetooth.h>
#define INQUIRY_LEN_BREDR 0x08 /* TGAP(100) */
+#define SERVICE_CACHE_TIMEOUT (5 * 1000)
+
struct pending_cmd {
struct list_head list;
u16 opcode;
return settings;
}
+#define EIR_FLAGS 0x01 /* flags */
+#define EIR_UUID16_SOME 0x02 /* 16-bit UUID, more available */
+#define EIR_UUID16_ALL 0x03 /* 16-bit UUID, all listed */
+#define EIR_UUID32_SOME 0x04 /* 32-bit UUID, more available */
+#define EIR_UUID32_ALL 0x05 /* 32-bit UUID, all listed */
+#define EIR_UUID128_SOME 0x06 /* 128-bit UUID, more available */
+#define EIR_UUID128_ALL 0x07 /* 128-bit UUID, all listed */
+#define EIR_NAME_SHORT 0x08 /* shortened local name */
+#define EIR_NAME_COMPLETE 0x09 /* complete local name */
+#define EIR_TX_POWER 0x0A /* transmit power level */
+#define EIR_DEVICE_ID 0x10 /* device ID */
+
+#define PNP_INFO_SVCLASS_ID 0x1200
+
+static u8 bluetooth_base_uuid[] = {
+ 0xFB, 0x34, 0x9B, 0x5F, 0x80, 0x00, 0x00, 0x80,
+ 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+};
+
+static u16 get_uuid16(u8 *uuid128)
+{
+ u32 val;
+ int i;
+
+ for (i = 0; i < 12; i++) {
+ if (bluetooth_base_uuid[i] != uuid128[i])
+ return 0;
+ }
+
+ memcpy(&val, &uuid128[12], 4);
+
+ val = le32_to_cpu(val);
+ if (val > 0xffff)
+ return 0;
+
+ return (u16) val;
+}
+
+static void create_eir(struct hci_dev *hdev, u8 *data)
+{
+ u8 *ptr = data;
+ u16 eir_len = 0;
+ u16 uuid16_list[HCI_MAX_EIR_LENGTH / sizeof(u16)];
+ int i, truncated = 0;
+ struct bt_uuid *uuid;
+ size_t name_len;
+
+ name_len = strlen(hdev->dev_name);
+
+ if (name_len > 0) {
+ /* EIR Data type */
+ if (name_len > 48) {
+ name_len = 48;
+ ptr[1] = EIR_NAME_SHORT;
+ } else
+ ptr[1] = EIR_NAME_COMPLETE;
+
+ /* EIR Data length */
+ ptr[0] = name_len + 1;
+
+ memcpy(ptr + 2, hdev->dev_name, name_len);
+
+ eir_len += (name_len + 2);
+ ptr += (name_len + 2);
+ }
+
+ memset(uuid16_list, 0, sizeof(uuid16_list));
+
+ /* Group all UUID16 types */
+ list_for_each_entry(uuid, &hdev->uuids, list) {
+ u16 uuid16;
+
+ uuid16 = get_uuid16(uuid->uuid);
+ if (uuid16 == 0)
+ return;
+
+ if (uuid16 < 0x1100)
+ continue;
+
+ if (uuid16 == PNP_INFO_SVCLASS_ID)
+ continue;
+
+ /* Stop if not enough space to put next UUID */
+ if (eir_len + 2 + sizeof(u16) > HCI_MAX_EIR_LENGTH) {
+ truncated = 1;
+ break;
+ }
+
+ /* Check for duplicates */
+ for (i = 0; uuid16_list[i] != 0; i++)
+ if (uuid16_list[i] == uuid16)
+ break;
+
+ if (uuid16_list[i] == 0) {
+ uuid16_list[i] = uuid16;
+ eir_len += sizeof(u16);
+ }
+ }
+
+ if (uuid16_list[0] != 0) {
+ u8 *length = ptr;
+
+ /* EIR Data type */
+ ptr[1] = truncated ? EIR_UUID16_SOME : EIR_UUID16_ALL;
+
+ ptr += 2;
+ eir_len += 2;
+
+ for (i = 0; uuid16_list[i] != 0; i++) {
+ *ptr++ = (uuid16_list[i] & 0x00ff);
+ *ptr++ = (uuid16_list[i] & 0xff00) >> 8;
+ }
+
+ /* EIR Data length */
+ *length = (i * sizeof(u16)) + 1;
+ }
+}
+
+static int update_eir(struct hci_dev *hdev)
+{
+ struct hci_cp_write_eir cp;
+
+ if (!(hdev->features[6] & LMP_EXT_INQ))
+ return 0;
+
+ if (hdev->ssp_mode == 0)
+ return 0;
+
+ if (test_bit(HCI_SERVICE_CACHE, &hdev->flags))
+ return 0;
+
+ memset(&cp, 0, sizeof(cp));
+
+ create_eir(hdev, cp.data);
+
+ if (memcmp(cp.data, hdev->eir, sizeof(cp.data)) == 0)
+ return 0;
+
+ memcpy(hdev->eir, cp.data, sizeof(cp.data));
+
+ return hci_send_cmd(hdev, HCI_OP_WRITE_EIR, sizeof(cp), &cp);
+}
+
+static u8 get_service_classes(struct hci_dev *hdev)
+{
+ struct bt_uuid *uuid;
+ u8 val = 0;
+
+ list_for_each_entry(uuid, &hdev->uuids, list)
+ val |= uuid->svc_hint;
+
+ return val;
+}
+
+static int update_class(struct hci_dev *hdev)
+{
+ u8 cod[3];
+
+ BT_DBG("%s", hdev->name);
+
+ if (test_bit(HCI_SERVICE_CACHE, &hdev->flags))
+ return 0;
+
+ cod[0] = hdev->minor_class;
+ cod[1] = hdev->major_class;
+ cod[2] = get_service_classes(hdev);
+
+ if (memcmp(cod, hdev->dev_class, 3) == 0)
+ return 0;
+
+ return hci_send_cmd(hdev, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod);
+}
+
+static void service_cache_off(struct work_struct *work)
+{
+ struct hci_dev *hdev = container_of(work, struct hci_dev,
+ service_cache.work);
+
+ if (!test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->flags))
+ return;
+
+ hci_dev_lock(hdev);
+
+ update_eir(hdev);
+ update_class(hdev);
+
+ hci_dev_unlock(hdev);
+}
+
+static void mgmt_init_hdev(struct hci_dev *hdev)
+{
+ if (!test_and_set_bit(HCI_MGMT, &hdev->flags))
+ INIT_DELAYED_WORK(&hdev->service_cache, service_cache_off);
+
+ if (!test_and_set_bit(HCI_SERVICE_CACHE, &hdev->flags))
+ schedule_delayed_work(&hdev->service_cache,
+ msecs_to_jiffies(SERVICE_CACHE_TIMEOUT));
+}
+
static int read_controller_info(struct sock *sk, u16 index)
{
struct mgmt_rp_read_info rp;
hci_dev_lock(hdev);
- set_bit(HCI_MGMT, &hdev->flags);
+ if (test_and_clear_bit(HCI_PI_MGMT_INIT, &hci_pi(sk)->flags))
+ mgmt_init_hdev(hdev);
memset(&rp, 0, sizeof(rp));
return err;
}
-#define EIR_FLAGS 0x01 /* flags */
-#define EIR_UUID16_SOME 0x02 /* 16-bit UUID, more available */
-#define EIR_UUID16_ALL 0x03 /* 16-bit UUID, all listed */
-#define EIR_UUID32_SOME 0x04 /* 32-bit UUID, more available */
-#define EIR_UUID32_ALL 0x05 /* 32-bit UUID, all listed */
-#define EIR_UUID128_SOME 0x06 /* 128-bit UUID, more available */
-#define EIR_UUID128_ALL 0x07 /* 128-bit UUID, all listed */
-#define EIR_NAME_SHORT 0x08 /* shortened local name */
-#define EIR_NAME_COMPLETE 0x09 /* complete local name */
-#define EIR_TX_POWER 0x0A /* transmit power level */
-#define EIR_DEVICE_ID 0x10 /* device ID */
-
-#define PNP_INFO_SVCLASS_ID 0x1200
-
-static u8 bluetooth_base_uuid[] = {
- 0xFB, 0x34, 0x9B, 0x5F, 0x80, 0x00, 0x00, 0x80,
- 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-};
-
-static u16 get_uuid16(u8 *uuid128)
-{
- u32 val;
- int i;
-
- for (i = 0; i < 12; i++) {
- if (bluetooth_base_uuid[i] != uuid128[i])
- return 0;
- }
-
- memcpy(&val, &uuid128[12], 4);
-
- val = le32_to_cpu(val);
- if (val > 0xffff)
- return 0;
-
- return (u16) val;
-}
-
-static void create_eir(struct hci_dev *hdev, u8 *data)
-{
- u8 *ptr = data;
- u16 eir_len = 0;
- u16 uuid16_list[HCI_MAX_EIR_LENGTH / sizeof(u16)];
- int i, truncated = 0;
- struct bt_uuid *uuid;
- size_t name_len;
-
- name_len = strlen(hdev->dev_name);
-
- if (name_len > 0) {
- /* EIR Data type */
- if (name_len > 48) {
- name_len = 48;
- ptr[1] = EIR_NAME_SHORT;
- } else
- ptr[1] = EIR_NAME_COMPLETE;
-
- /* EIR Data length */
- ptr[0] = name_len + 1;
-
- memcpy(ptr + 2, hdev->dev_name, name_len);
-
- eir_len += (name_len + 2);
- ptr += (name_len + 2);
- }
-
- memset(uuid16_list, 0, sizeof(uuid16_list));
-
- /* Group all UUID16 types */
- list_for_each_entry(uuid, &hdev->uuids, list) {
- u16 uuid16;
-
- uuid16 = get_uuid16(uuid->uuid);
- if (uuid16 == 0)
- return;
-
- if (uuid16 < 0x1100)
- continue;
-
- if (uuid16 == PNP_INFO_SVCLASS_ID)
- continue;
-
- /* Stop if not enough space to put next UUID */
- if (eir_len + 2 + sizeof(u16) > HCI_MAX_EIR_LENGTH) {
- truncated = 1;
- break;
- }
-
- /* Check for duplicates */
- for (i = 0; uuid16_list[i] != 0; i++)
- if (uuid16_list[i] == uuid16)
- break;
-
- if (uuid16_list[i] == 0) {
- uuid16_list[i] = uuid16;
- eir_len += sizeof(u16);
- }
- }
-
- if (uuid16_list[0] != 0) {
- u8 *length = ptr;
-
- /* EIR Data type */
- ptr[1] = truncated ? EIR_UUID16_SOME : EIR_UUID16_ALL;
-
- ptr += 2;
- eir_len += 2;
-
- for (i = 0; uuid16_list[i] != 0; i++) {
- *ptr++ = (uuid16_list[i] & 0x00ff);
- *ptr++ = (uuid16_list[i] & 0xff00) >> 8;
- }
-
- /* EIR Data length */
- *length = (i * sizeof(u16)) + 1;
- }
-}
-
-static int update_eir(struct hci_dev *hdev)
-{
- struct hci_cp_write_eir cp;
-
- if (!(hdev->features[6] & LMP_EXT_INQ))
- return 0;
-
- if (hdev->ssp_mode == 0)
- return 0;
-
- if (test_bit(HCI_SERVICE_CACHE, &hdev->flags))
- return 0;
-
- memset(&cp, 0, sizeof(cp));
-
- create_eir(hdev, cp.data);
-
- if (memcmp(cp.data, hdev->eir, sizeof(cp.data)) == 0)
- return 0;
-
- memcpy(hdev->eir, cp.data, sizeof(cp.data));
-
- return hci_send_cmd(hdev, HCI_OP_WRITE_EIR, sizeof(cp), &cp);
-}
-
-static u8 get_service_classes(struct hci_dev *hdev)
-{
- struct bt_uuid *uuid;
- u8 val = 0;
-
- list_for_each_entry(uuid, &hdev->uuids, list)
- val |= uuid->svc_hint;
-
- return val;
-}
-
-static int update_class(struct hci_dev *hdev)
-{
- u8 cod[3];
-
- BT_DBG("%s", hdev->name);
-
- if (test_bit(HCI_SERVICE_CACHE, &hdev->flags))
- return 0;
-
- cod[0] = hdev->minor_class;
- cod[1] = hdev->major_class;
- cod[2] = get_service_classes(hdev);
-
- if (memcmp(cod, hdev->dev_class, 3) == 0)
- return 0;
-
- return hci_send_cmd(hdev, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod);
-}
-
static int add_uuid(struct sock *sk, u16 index, unsigned char *data, u16 len)
{
struct mgmt_cp_add_uuid *cp;
hdev->major_class = cp->major;
hdev->minor_class = cp->minor;
+ if (test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->flags)) {
+ hci_dev_unlock(hdev);
+ cancel_delayed_work_sync(&hdev->service_cache);
+ hci_dev_lock(hdev);
+ update_eir(hdev);
+ }
+
err = update_class(hdev);
if (err == 0)
return err;
}
-static int set_service_cache(struct sock *sk, u16 index, unsigned char *data,
- u16 len)
-{
- struct hci_dev *hdev;
- struct mgmt_cp_set_service_cache *cp;
- int err;
-
- cp = (void *) data;
-
- if (len != sizeof(*cp))
- return cmd_status(sk, index, MGMT_OP_SET_SERVICE_CACHE,
- MGMT_STATUS_INVALID_PARAMS);
-
- hdev = hci_dev_get(index);
- if (!hdev)
- return cmd_status(sk, index, MGMT_OP_SET_SERVICE_CACHE,
- MGMT_STATUS_INVALID_PARAMS);
-
- hci_dev_lock(hdev);
-
- BT_DBG("hci%u enable %d", index, cp->enable);
-
- if (cp->enable) {
- set_bit(HCI_SERVICE_CACHE, &hdev->flags);
- err = 0;
- } else {
- clear_bit(HCI_SERVICE_CACHE, &hdev->flags);
- err = update_class(hdev);
- if (err == 0)
- err = update_eir(hdev);
- }
-
- if (err == 0)
- err = cmd_complete(sk, index, MGMT_OP_SET_SERVICE_CACHE, NULL,
- 0);
- else
- cmd_status(sk, index, MGMT_OP_SET_SERVICE_CACHE, -err);
-
-
- hci_dev_unlock(hdev);
- hci_dev_put(hdev);
-
- return err;
-}
-
static int load_link_keys(struct sock *sk, u16 index, unsigned char *data,
u16 len)
{
static int user_confirm_neg_reply(struct sock *sk, u16 index, void *data,
u16 len)
{
- struct mgmt_cp_user_confirm_reply *cp = (void *) data;
+ struct mgmt_cp_user_confirm_neg_reply *cp = data;
BT_DBG("");
unsigned char *data, u16 len)
{
struct hci_dev *hdev;
- struct mgmt_cp_set_fast_connectable *cp = (void *) data;
+ struct mgmt_mode *cp = (void *) data;
struct hci_cp_write_page_scan_activity acp;
u8 type;
int err;
hci_dev_lock(hdev);
- if (cp->enable) {
+ if (cp->val) {
type = PAGE_SCAN_TYPE_INTERLACED;
acp.interval = 0x0024; /* 22.5 msec page scan interval */
} else {
case MGMT_OP_SET_CONNECTABLE:
err = set_connectable(sk, index, buf + sizeof(*hdr), len);
break;
+ case MGMT_OP_SET_FAST_CONNECTABLE:
+ err = set_fast_connectable(sk, index, buf + sizeof(*hdr),
+ len);
+ break;
case MGMT_OP_SET_PAIRABLE:
err = set_pairable(sk, index, buf + sizeof(*hdr), len);
break;
case MGMT_OP_SET_DEV_CLASS:
err = set_dev_class(sk, index, buf + sizeof(*hdr), len);
break;
- case MGMT_OP_SET_SERVICE_CACHE:
- err = set_service_cache(sk, index, buf + sizeof(*hdr), len);
- break;
case MGMT_OP_LOAD_LINK_KEYS:
err = load_link_keys(sk, index, buf + sizeof(*hdr), len);
break;
case MGMT_OP_UNBLOCK_DEVICE:
err = unblock_device(sk, index, buf + sizeof(*hdr), len);
break;
- case MGMT_OP_SET_FAST_CONNECTABLE:
- err = set_fast_connectable(sk, index, buf + sizeof(*hdr),
- len);
- break;
default:
BT_DBG("Unknown op %u", opcode);
err = cmd_status(sk, index, opcode,
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