Return-Path: From: alokbarsode@gmail.com To: linux-bluetooth@vger.kernel.org Cc: Alok Barsode Subject: [PATCH 1/2] Adding change_name to hciops plugin. Date: Wed, 8 Jul 2009 21:31:28 +0530 Message-Id: <1247068889-7116-1-git-send-email-alok.barsode@azingo.com> Sender: linux-bluetooth-owner@vger.kernel.org List-ID: From: Alok Barsode --- plugins/hciops.c | 23 ++++++++++++ src/adapter.c | 105 ++++++++++++++++++++++++++++-------------------------- src/adapter.h | 5 ++- src/dbus-hci.c | 47 ------------------------ src/dbus-hci.h | 1 - src/security.c | 7 +++- 6 files changed, 87 insertions(+), 101 deletions(-) diff --git a/plugins/hciops.c b/plugins/hciops.c index 659f754..858a346 100644 --- a/plugins/hciops.c +++ b/plugins/hciops.c @@ -682,6 +682,28 @@ static int hciops_resolve_name(int index, bdaddr_t *bdaddr) return err; } +static int hciops_change_name(int index, const char *name) +{ + change_local_name_cp cp; + int dd, err = 0; + + dd = hci_open_dev(index); + if (dd < 0) + return -EIO; + + memset(&cp, 0, sizeof(cp)); + strncpy((char *) cp.name, name, sizeof(cp.name)); + + err = hci_send_cmd(dd, OGF_HOST_CTL, OCF_CHANGE_LOCAL_NAME, + CHANGE_LOCAL_NAME_CP_SIZE, &cp); + if (err < 0) + err = -errno; + + hci_close_dev(dd); + + return err; +} + static int hciops_cancel_resolve_name(int index, bdaddr_t *bdaddr) { remote_name_req_cancel_cp cp; @@ -717,6 +739,7 @@ static struct btd_adapter_ops hci_ops = { .stop_discovery = hciops_stop_discovery, .resolve_name = hciops_resolve_name, .cancel_resolve_name = hciops_cancel_resolve_name, + .change_name = hciops_change_name, }; static int hciops_init(void) diff --git a/src/adapter.c b/src/adapter.c index 289f1f3..9569f2a 100644 --- a/src/adapter.c +++ b/src/adapter.c @@ -838,76 +838,93 @@ static void update_ext_inquiry_response(struct btd_adapter *adapter) hci_close_dev(dd); } -void adapter_name_changed(struct btd_adapter *adapter, const char *name) +void adapter_update_local_name(bdaddr_t *bdaddr, uint8_t status, void *ptr) { - struct hci_dev *dev = &adapter->dev; + read_local_name_rp rp; + struct hci_dev *dev; + struct btd_adapter *adapter; + gchar *name; - if (strncmp(name, (char *) dev->name, MAX_NAME_LENGTH) == 0) + if (status) + return; + + adapter = manager_find_adapter(bdaddr); + if (!adapter) { + error("Unable to find matching adapter"); return; + } - write_local_name(&adapter->bdaddr, (char *) name); + dev = &adapter->dev; - strncpy((char *) dev->name, name, MAX_NAME_LENGTH); + memcpy(&rp, ptr, MAX_NAME_LENGTH); + if (strncmp((char *)rp.name, (char *) dev->name, MAX_NAME_LENGTH) == 0) + return; + + memcpy(dev->name, rp.name, MAX_NAME_LENGTH); + + write_local_name(bdaddr, (char *) dev->name); update_ext_inquiry_response(adapter); - emit_property_changed(connection, adapter->path, ADAPTER_INTERFACE, + name = g_strdup((char *)dev->name); + + if (connection) + emit_property_changed(connection, adapter->path, ADAPTER_INTERFACE, "Name", DBUS_TYPE_STRING, &name); + g_free(name); } -static int adapter_set_name(struct btd_adapter *adapter, const char *name) +void adapter_setname_complete(bdaddr_t *local, uint8_t status) { - struct hci_dev *dev = &adapter->dev; + struct btd_adapter *adapter; int dd, err; - write_local_name(&adapter->bdaddr, (char *) name); - - strncpy((char *) dev->name, name, MAX_NAME_LENGTH); + if (status) + return; - if (!adapter->up) - return 0; + adapter = manager_find_adapter(local); + if (!adapter) { + error("No matching adapter found"); + return; + } dd = hci_open_dev(adapter->dev_id); if (dd < 0) { - err = -errno; - error("Can't open device hci%d: %s (%d)", - adapter->dev_id, strerror(errno), errno); - return err; + error("HCI device open failed: hci%d", adapter->dev_id); + return; } - if (hci_write_local_name(dd, name, HCI_REQ_TIMEOUT) < 0) { - err = -errno; - error("Can't write name for hci%d: %s (%d)", - adapter->dev_id, strerror(errno), errno); - hci_close_dev(dd); - return err; - } + err = hci_send_cmd(dd, OGF_HOST_CTL, OCF_READ_LOCAL_NAME, 0, 0); + if (err < 0) + error("Sending getting name command failed: %s (%d)", + strerror(errno), errno); hci_close_dev(dd); - - update_ext_inquiry_response(adapter); - - return 0; } static DBusMessage *set_name(DBusConnection *conn, DBusMessage *msg, const char *name, void *data) { struct btd_adapter *adapter = data; - int ecode; + struct hci_dev *dev = &adapter->dev; + int err; if (!g_utf8_validate(name, -1, NULL)) { error("Name change failed: supplied name isn't valid UTF-8"); return invalid_args(msg); } - ecode = adapter_set_name(adapter, name); - if (ecode < 0) - return failed_strerror(msg, -ecode); + if (strncmp(name, (char *) dev->name, MAX_NAME_LENGTH) == 0) + goto done; - emit_property_changed(conn, adapter->path, ADAPTER_INTERFACE, - "Name", DBUS_TYPE_STRING, &name); + if (!adapter->up) + return failed_strerror(msg, -EHOSTDOWN); + err = adapter_ops->change_name(adapter->dev_id, name); + if (err < 0) + return failed_strerror(msg, err); + +done: return dbus_message_new_method_return(msg); } @@ -1784,12 +1801,8 @@ static int adapter_setup(struct btd_adapter *adapter) sizeof(events), events); } - if (read_local_name(&adapter->bdaddr, name) == 0) { - memcpy(dev->name, name, MAX_NAME_LENGTH); - hci_write_local_name(dd, name, HCI_REQ_TIMEOUT); - } - - update_ext_inquiry_response(adapter); + if (read_local_name(&adapter->bdaddr, name) == 0) + adapter_ops->change_name(adapter->dev_id, name); inqmode = get_inquiry_mode(dev); if (inqmode < 1) @@ -2058,7 +2071,6 @@ int adapter_start(struct btd_adapter *adapter) struct hci_version ver; uint8_t features[8]; int dd, err; - char name[MAX_NAME_LENGTH + 1]; if (hci_devinfo(adapter->dev_id, &di) < 0) return -errno; @@ -2120,16 +2132,7 @@ int adapter_start(struct btd_adapter *adapter) return err; } - if (hci_read_local_name(dd, sizeof(name), name, - HCI_REQ_TIMEOUT) < 0) { - err = -errno; - error("Can't read local name on %s: %s (%d)", - adapter->path, strerror(errno), errno); - hci_close_dev(dd); - return err; - } - - memcpy(dev->name, name, MAX_NAME_LENGTH); + hci_send_cmd(dd, OGF_HOST_CTL, OCF_READ_LOCAL_NAME, 0, 0); if (!(features[6] & LMP_SIMPLE_PAIR)) goto setup; diff --git a/src/adapter.h b/src/adapter.h index 183af05..eb513fb 100644 --- a/src/adapter.h +++ b/src/adapter.h @@ -121,7 +121,9 @@ void adapter_emit_device_found(struct btd_adapter *adapter, struct remote_dev_info *dev); void adapter_update_oor_devices(struct btd_adapter *adapter); void adapter_mode_changed(struct btd_adapter *adapter, uint8_t scan_mode); -void adapter_name_changed(struct btd_adapter *adapter, const char *name); +void adapter_setname_complete(bdaddr_t *local, uint8_t status); +void adapter_update_local_name(bdaddr_t *bdaddr, uint8_t status, void *ptr); + struct agent *adapter_get_agent(struct btd_adapter *adapter); void adapter_add_connection(struct btd_adapter *adapter, struct btd_device *device, uint16_t handle); @@ -171,6 +173,7 @@ struct btd_adapter_ops { int (*stop_discovery) (int index); int (*resolve_name) (int index, bdaddr_t *bdaddr); int (*cancel_resolve_name) (int index, bdaddr_t *bdaddr); + int (*change_name) (int index, const char *name); }; int btd_register_adapter_ops(struct btd_adapter_ops *btd_adapter_ops); diff --git a/src/dbus-hci.c b/src/dbus-hci.c index 1e6ec43..221c185 100644 --- a/src/dbus-hci.c +++ b/src/dbus-hci.c @@ -727,53 +727,6 @@ void hcid_dbus_disconn_complete(bdaddr_t *local, uint8_t status, /* Section reserved to device HCI callbacks */ -void hcid_dbus_setname_complete(bdaddr_t *local) -{ - struct btd_adapter *adapter; - int id, dd = -1; - read_local_name_rp rp; - struct hci_request rq; - const char *pname = (char *) rp.name; - char name[MAX_NAME_LENGTH + 1]; - - adapter = manager_find_adapter(local); - if (!adapter) { - error("No matching adapter found"); - return; - } - - id = adapter_get_dev_id(adapter); - dd = hci_open_dev(id); - if (dd < 0) { - error("HCI device open failed: hci%d", id); - memset(&rp, 0, sizeof(rp)); - } else { - memset(&rq, 0, sizeof(rq)); - rq.ogf = OGF_HOST_CTL; - rq.ocf = OCF_READ_LOCAL_NAME; - rq.rparam = &rp; - rq.rlen = READ_LOCAL_NAME_RP_SIZE; - rq.event = EVT_CMD_COMPLETE; - - if (hci_send_req(dd, &rq, HCI_REQ_TIMEOUT) < 0) { - error("Sending getting name command failed: %s (%d)", - strerror(errno), errno); - rp.name[0] = '\0'; - } else if (rp.status) { - error("Getting name failed with status 0x%02x", - rp.status); - rp.name[0] = '\0'; - } - hci_close_dev(dd); - } - - strncpy(name, pname, sizeof(name) - 1); - name[MAX_NAME_LENGTH] = '\0'; - pname = name; - - adapter_name_changed(adapter, pname); -} - void hcid_dbus_setscan_enable_complete(bdaddr_t *local) { struct btd_adapter *adapter; diff --git a/src/dbus-hci.h b/src/dbus-hci.h index d6d9a11..382e59e 100644 --- a/src/dbus-hci.h +++ b/src/dbus-hci.h @@ -30,7 +30,6 @@ void hcid_dbus_conn_complete(bdaddr_t *local, uint8_t status, uint16_t handle, b void hcid_dbus_disconn_complete(bdaddr_t *local, uint8_t status, uint16_t handle, uint8_t reason); void hcid_dbus_bonding_process_complete(bdaddr_t *local, bdaddr_t *peer, uint8_t status); void hcid_dbus_simple_pairing_complete(bdaddr_t *local, bdaddr_t *peer, uint8_t status); -void hcid_dbus_setname_complete(bdaddr_t *local); void hcid_dbus_setscan_enable_complete(bdaddr_t *local); void hcid_dbus_write_class_complete(bdaddr_t *local); void hcid_dbus_write_simple_pairing_mode_complete(bdaddr_t *local); diff --git a/src/security.c b/src/security.c index 905cf61..a64585d 100644 --- a/src/security.c +++ b/src/security.c @@ -677,7 +677,7 @@ static inline void cmd_complete(int dev, bdaddr_t *sba, void *ptr) inquiry_complete(sba, status, FALSE); break; case cmd_opcode_pack(OGF_HOST_CTL, OCF_CHANGE_LOCAL_NAME): - hcid_dbus_setname_complete(sba); + adapter_setname_complete(sba, status); break; case cmd_opcode_pack(OGF_HOST_CTL, OCF_WRITE_SCAN_ENABLE): hcid_dbus_setscan_enable_complete(sba); @@ -688,6 +688,11 @@ static inline void cmd_complete(int dev, bdaddr_t *sba, void *ptr) case cmd_opcode_pack(OGF_HOST_CTL, OCF_WRITE_SIMPLE_PAIRING_MODE): hcid_dbus_write_simple_pairing_mode_complete(sba); break; + case cmd_opcode_pack(OGF_HOST_CTL, OCF_READ_LOCAL_NAME): + status = *((uint8_t *) ptr + EVT_CMD_COMPLETE_SIZE); + ptr += sizeof(evt_cmd_complete); + adapter_update_local_name(sba, status, ptr); + break; }; } -- 1.5.6.3