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| author | Michał Narajowski <michal.narajowski@codecoup.pl> | 2016-09-19 20:25:53 +0200 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2016-09-19 20:33:27 +0200 |
| commit | cde7a863d36a4a629c111f37edc2297d6b822a82 (patch) | |
| tree | c0f8281fa505143a10f370c536d5d1ee0000d513 /net/bluetooth/mgmt.c | |
| parent | 7d5c11da1ff6389511c42448f59456373edfc103 (diff) | |
| download | linux-cde7a863d36a4a629c111f37edc2297d6b822a82.tar.gz linux-cde7a863d36a4a629c111f37edc2297d6b822a82.tar.bz2 linux-cde7a863d36a4a629c111f37edc2297d6b822a82.zip | |
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/mgmt.c')
| -rw-r--r-- | net/bluetooth/mgmt.c | 35 |
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); |