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[71.236.201.58]) by smtp.gmail.com with ESMTPSA id fk25-20020a056a003a9900b00682a8e600f0sm9856157pfb.35.2023.08.01.16.21.41 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 01 Aug 2023 16:21:41 -0700 (PDT) From: Luiz Augusto von Dentz To: linux-bluetooth@vger.kernel.org Subject: [BlueZ PATCH v2 4/5] monitor: Add connection tracking for SCO/ISO with -a/--analyze Date: Tue, 1 Aug 2023 16:21:34 -0700 Message-ID: <20230801232135.535733-4-luiz.dentz@gmail.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230801232135.535733-1-luiz.dentz@gmail.com> References: <20230801232135.535733-1-luiz.dentz@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org From: Luiz Augusto von Dentz This adds proper connection tracking to SCO/ISO connection by handling the events that establishes them. --- monitor/analyze.c | 108 +++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 107 insertions(+), 1 deletion(-) diff --git a/monitor/analyze.c b/monitor/analyze.c index 89b0382825dc..d0ad70d5dc74 100644 --- a/monitor/analyze.c +++ b/monitor/analyze.c @@ -253,7 +253,9 @@ static void conn_destroy(void *data) TV_MSEC(conn->tx_l.med)); print_field("%u-%u octets (~%u octets) TX packet size", conn->tx_pkt_min, conn->tx_pkt_max, conn->tx_pkt_med); - print_field("~%lld Kb/s TX transfer speed", + + if (TV_MSEC(conn->tx_l.total)) + print_field("~%lld Kb/s TX transfer speed", conn->tx_bytes * 8 / TV_MSEC(conn->tx_l.total)); plot_draw(conn->plot); @@ -595,9 +597,110 @@ static void evt_num_completed_packets(struct hci_dev *dev, struct timeval *tv, } } +static void evt_sync_conn_complete(struct hci_dev *dev, struct timeval *tv, + const void *data, uint16_t size) +{ + const struct bt_hci_evt_sync_conn_complete *evt = data; + struct hci_conn *conn; + + if (evt->status) + return; + + conn = conn_lookup_type(dev, le16_to_cpu(evt->handle), evt->link_type); + if (!conn) + return; + + memcpy(conn->bdaddr, evt->bdaddr, 6); + conn->setup_seen = true; +} + +static void evt_le_cis_established(struct hci_dev *dev, struct timeval *tv, + struct iovec *iov) +{ + const struct bt_hci_evt_le_cis_established *evt; + struct hci_conn *conn; + + evt = util_iov_pull_mem(iov, sizeof(*evt)); + if (!evt || evt->status) + return; + + conn = conn_lookup_type(dev, le16_to_cpu(evt->conn_handle), + CONN_LE_ISO); + if (!conn) + return; + + conn->setup_seen = true; +} + +static void evt_le_big_complete(struct hci_dev *dev, struct timeval *tv, + struct iovec *iov) +{ + const struct bt_hci_evt_le_big_complete *evt; + int i; + + evt = util_iov_pull_mem(iov, sizeof(*evt)); + if (!evt || evt->status) + return; + + for (i = 0; i < evt->num_bis; i++) { + struct hci_conn *conn; + uint16_t handle; + + if (!util_iov_pull_le16(iov, &handle)) + return; + + conn = conn_lookup_type(dev, handle, CONN_LE_ISO); + if (conn) + conn->setup_seen = true; + } +} + +static void evt_le_big_sync_established(struct hci_dev *dev, struct timeval *tv, + struct iovec *iov) +{ + const struct bt_hci_evt_le_big_sync_estabilished *evt; + int i; + + evt = util_iov_pull_mem(iov, sizeof(*evt)); + if (!evt || evt->status) + return; + + for (i = 0; i < evt->num_bis; i++) { + struct hci_conn *conn; + uint16_t handle; + + if (!util_iov_pull_le16(iov, &handle)) + return; + + conn = conn_lookup_type(dev, handle, CONN_LE_ISO); + if (conn) + conn->setup_seen = true; + } +} + static void evt_le_meta_event(struct hci_dev *dev, struct timeval *tv, const void *data, uint16_t size) { + struct iovec iov = { + .iov_base = (void *)data, + .iov_len = size, + }; + uint8_t subevt; + + if (!util_iov_pull_u8(&iov, &subevt)) + return; + + switch (subevt) { + case BT_HCI_EVT_LE_CIS_ESTABLISHED: + evt_le_cis_established(dev, tv, &iov); + break; + case BT_HCI_EVT_LE_BIG_COMPLETE: + evt_le_big_complete(dev, tv, &iov); + break; + case BT_HCI_EVT_LE_BIG_SYNC_ESTABILISHED: + evt_le_big_sync_established(dev, tv, &iov); + break; + } } static void event_pkt(struct timeval *tv, uint16_t index, @@ -629,6 +732,9 @@ static void event_pkt(struct timeval *tv, uint16_t index, case BT_HCI_EVT_NUM_COMPLETED_PACKETS: evt_num_completed_packets(dev, tv, data, size); break; + case BT_HCI_EVT_SYNC_CONN_COMPLETE: + evt_sync_conn_complete(dev, tv, data, size); + break; case BT_HCI_EVT_LE_META_EVENT: evt_le_meta_event(dev, tv, data, size); break;