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Fri, 22 May 2026 04:15:58 -0700 (PDT) Date: Fri, 22 May 2026 19:15:12 +0800 Precedence: bulk X-Mailing-List: linux-bluetooth@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 X-Mailer: git-send-email 2.54.0.746.g67dd491aae-goog Message-ID: <20260522111540.581113-1-apusaka@google.com> Subject: [PATCH BlueZ] monitor: Add support for HCI Event Encryption Change v2 From: Archie Pusaka To: linux-bluetooth , Luiz Augusto von Dentz Cc: CrosBT Upstreaming , Archie Pusaka Content-Type: text/plain; charset="UTF-8" From: Archie Pusaka > HCI Event: Encryption Change v2 (0x59) plen 5 Status: Success (0x00) Handle: 256 (BR-ACL) Address: 00:11:22:34:56:78 Encryption: Enabled with E0 (0x01) Key size: 16 --- monitor/bt.h | 8 ++++++++ monitor/packet.c | 13 +++++++++++++ 2 files changed, 21 insertions(+) diff --git a/monitor/bt.h b/monitor/bt.h index 147b76537..eac6b5ed7 100644 --- a/monitor/bt.h +++ b/monitor/bt.h @@ -3696,6 +3696,14 @@ struct bt_hci_evt_auth_payload_timeout_expired { uint16_t handle; } __attribute__ ((packed)); +#define BT_HCI_EVT_ENCRYPT_CHANGE_V2 0x59 +struct bt_hci_evt_encrypt_change_v2 { + uint8_t status; + uint16_t handle; + uint8_t encr_mode; + uint8_t encr_key_size; +} __attribute__ ((packed)); + #define BT_HCI_EVT_LE_CONN_COMPLETE 0x01 struct bt_hci_evt_le_conn_complete { uint8_t status; diff --git a/monitor/packet.c b/monitor/packet.c index ff0b1cac2..0de7e6f57 100644 --- a/monitor/packet.c +++ b/monitor/packet.c @@ -12008,6 +12008,17 @@ static void auth_payload_timeout_expired_evt(struct timeval *tv, uint16_t index, print_handle(evt->handle); } +static void encrypt_change_evt_v2(struct timeval *tv, uint16_t index, + const void *data, uint8_t size) +{ + const struct bt_hci_evt_encrypt_change_v2 *evt = data; + + print_status(evt->status); + print_handle(evt->handle); + print_encr_mode_change(evt->encr_mode, evt->handle); + print_key_size(evt->encr_key_size); +} + static void le_conn_complete_evt(struct timeval *tv, uint16_t index, const void *data, uint8_t size) { @@ -13737,6 +13748,8 @@ static const struct event_data event_table[] = { { 0x57, "Authenticated Payload Timeout Expired", auth_payload_timeout_expired_evt, 2, true }, { 0x58, "SAM Status Change" }, + { 0x59, "Encryption Change v2", + encrypt_change_evt_v2, 5, true }, { 0xfe, "Testing" }, { 0xff, "Vendor", vendor_evt, 0, false }, { } -- 2.54.0.746.g67dd491aae-goog