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authorMichał Narajowski <michal.narajowski@codecoup.pl>2016-09-19 21:25:53 +0300
committerMarcel Holtmann <marcel@holtmann.org>2016-09-19 21:33:27 +0300
commitcde7a863d36a4a629c111f37edc2297d6b822a82 (patch)
treec0f8281fa505143a10f370c536d5d1ee0000d513 /net/bluetooth
parent7d5c11da1ff6389511c42448f59456373edfc103 (diff)
downloadlinux-cde7a863d36a4a629c111f37edc2297d6b822a82.tar.xz
Bluetooth: Factor appending EIR to separate helper
This will also be used for Extended Information Event handling. Signed-off-by: Michał Narajowski <michal.narajowski@codecoup.pl> Signed-off-by: Szymon Janc <szymon.janc@codecoup.pl> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net/bluetooth')
-rw-r--r--net/bluetooth/mgmt.c35
1 files changed, 22 insertions, 13 deletions
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 604c48142848..2b6fe10256b9 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -878,13 +878,32 @@ static inline u16 eir_append_data(u8 *eir, u16 eir_len, u8 type, u8 *data,
return eir_len;
}
+static u16 append_eir_data_to_buf(struct hci_dev *hdev, u8 *eir)
+{
+ u16 eir_len = 0;
+ size_t name_len;
+
+ if (hci_dev_test_flag(hdev, HCI_BREDR_ENABLED))
+ eir_len = eir_append_data(eir, eir_len, EIR_CLASS_OF_DEV,
+ hdev->dev_class, 3);
+
+ name_len = strlen(hdev->dev_name);
+ eir_len = eir_append_data(eir, eir_len, EIR_NAME_COMPLETE,
+ hdev->dev_name, name_len);
+
+ name_len = strlen(hdev->short_name);
+ eir_len = eir_append_data(eir, eir_len, EIR_NAME_SHORT,
+ hdev->short_name, name_len);
+
+ return eir_len;
+}
+
static int read_ext_controller_info(struct sock *sk, struct hci_dev *hdev,
void *data, u16 data_len)
{
char buf[512];
struct mgmt_rp_read_ext_info *rp = (void *)buf;
- u16 eir_len = 0;
- size_t name_len;
+ u16 eir_len;
BT_DBG("sock %p %s", sk, hdev->name);
@@ -900,18 +919,8 @@ static int read_ext_controller_info(struct sock *sk, struct hci_dev *hdev,
rp->supported_settings = cpu_to_le32(get_supported_settings(hdev));
rp->current_settings = cpu_to_le32(get_current_settings(hdev));
- if (hci_dev_test_flag(hdev, HCI_BREDR_ENABLED))
- eir_len = eir_append_data(rp->eir, eir_len, EIR_CLASS_OF_DEV,
- hdev->dev_class, 3);
-
- name_len = strlen(hdev->dev_name);
- eir_len = eir_append_data(rp->eir, eir_len, EIR_NAME_COMPLETE,
- hdev->dev_name, name_len);
-
- name_len = strlen(hdev->short_name);
- eir_len = eir_append_data(rp->eir, eir_len, EIR_NAME_SHORT,
- hdev->short_name, name_len);
+ eir_len = append_eir_data_to_buf(hdev, rp->eir);
rp->eir_len = cpu_to_le16(eir_len);
hci_dev_unlock(hdev);