Return-Path: From: chen.ganir@ti.com To: linux-bluetooth@vger.kernel.org Cc: Chen Ganir Subject: [PATCH v3 5/5] DeviceInfo: Read PNP ID Date: Wed, 28 Mar 2012 17:26:45 +0200 Message-Id: <1332948405-1104-6-git-send-email-chen.ganir@ti.com> In-Reply-To: <1332948405-1104-1-git-send-email-chen.ganir@ti.com> References: <1332948405-1104-1-git-send-email-chen.ganir@ti.com> Sender: linux-bluetooth-owner@vger.kernel.org List-ID: From: Chen Ganir Read the PNP ID characteristic of the DeviceInfo Service, and store it inside the btd_device, for use by other profiles. --- deviceinfo/deviceinfo.c | 38 ++++++++++++++++++++++++++++++++++++++ doc/device-api.txt | 4 ++++ src/device.c | 33 +++++++++++++++++++++++++++++++++ src/device.h | 3 +++ 4 files changed, 78 insertions(+), 0 deletions(-) diff --git a/deviceinfo/deviceinfo.c b/deviceinfo/deviceinfo.c index cc2b061..dffff60 100644 --- a/deviceinfo/deviceinfo.c +++ b/deviceinfo/deviceinfo.c @@ -90,6 +90,42 @@ static gint cmp_device(gconstpointer a, gconstpointer b) return -1; } +static void read_pnpid_cb(guint8 status, const guint8 *pdu, guint16 len, + gpointer user_data) +{ + struct characteristic *ch = user_data; + uint8_t value[ATT_MAX_MTU]; + int vlen; + + if (status != 0) { + DBG("value read failed: %s", + att_ecode2str(status)); + return; + } + + if (!dec_read_resp(pdu, len, value, &vlen)) { + DBG("Protocol error\n"); + return; + } + + if (vlen < 7) { + DBG("Invalid deviceinfo received"); + return; + } + + device_set_pnpid(ch->d->dev,value[0],att_get_u16(&value[1]), att_get_u16(&value[3]), + att_get_u16(&value[5])); +} + +static void process_deviceinfo_char(struct characteristic *ch) +{ + if (g_strcmp0(ch->attr.uuid, PNPID_UUID) == 0) { + gatt_read_char(ch->d->attrib, ch->attr.value_handle, 0, + read_pnpid_cb, ch); + return; + } +} + static void configure_deviceinfo_cb(GSList *characteristics, guint8 status, gpointer user_data) { @@ -114,6 +150,8 @@ static void configure_deviceinfo_cb(GSList *characteristics, guint8 status, ch->d = d; d->chars = g_slist_append(d->chars, ch); + + process_deviceinfo_char(ch); } } static void attio_connected_cb(GAttrib *attrib, gpointer user_data) diff --git a/doc/device-api.txt b/doc/device-api.txt index e8fc314..6c1a3c7 100644 --- a/doc/device-api.txt +++ b/doc/device-api.txt @@ -129,6 +129,10 @@ Properties string Address [readonly] Vendor unique numeric identifier. + uint16 VendorSource [readonly] + + Vendor source numeric identifier. + uint16 Product [readonly] Product unique numeric identifier. diff --git a/src/device.c b/src/device.c index 3b772ee..dad8c26 100644 --- a/src/device.c +++ b/src/device.c @@ -131,6 +131,7 @@ struct btd_device { gchar *path; char name[MAX_NAME_LENGTH + 1]; char *alias; + uint16_t vendor_src; uint16_t vendor; uint16_t product; uint16_t version; @@ -377,6 +378,11 @@ static DBusMessage *get_properties(DBusConnection *conn, dict_append_entry(&dict, "Vendor", DBUS_TYPE_UINT16, &device->vendor); + /* Vendor Source*/ + if (device->vendor_src) + dict_append_entry(&dict, "VendorSource", DBUS_TYPE_UINT16, + &device->vendor_src); + /* Product */ if (device->product) dict_append_entry(&dict, "Product", DBUS_TYPE_UINT16, @@ -983,6 +989,19 @@ static void device_set_vendor(struct btd_device *device, uint16_t value) DBUS_TYPE_UINT16, &value); } +static void device_set_vendor_src(struct btd_device *device, uint16_t value) +{ + DBusConnection *conn = get_dbus_connection(); + + if (device->vendor_src == value) + return; + + device->vendor_src = value; + + emit_property_changed(conn, device->path, DEVICE_INTERFACE, "VendorSource", + DBUS_TYPE_UINT16, &value); +} + static void device_set_product(struct btd_device *device, uint16_t value) { DBusConnection *conn = get_dbus_connection(); @@ -1102,6 +1121,11 @@ uint16_t btd_device_get_vendor(struct btd_device *device) return device->vendor; } +uint16_t btd_device_get_vendor_src(struct btd_device *device) +{ + return device->vendor_src; +} + uint16_t btd_device_get_product(struct btd_device *device) { return device->product; @@ -2992,3 +3016,12 @@ gboolean btd_device_remove_attio_callback(struct btd_device *device, guint id) return TRUE; } + +void device_set_pnpid(struct btd_device *device, uint8_t vendor_id_src, + uint16_t vendor_id, uint16_t product_id, uint16_t product_ver) +{ + device_set_vendor(device, vendor_id); + device_set_vendor_src(device, vendor_id_src); + device_set_product(device, product_id); + device_set_version(device, product_ver); +} diff --git a/src/device.h b/src/device.h index 7cb9bb2..c7973c5 100644 --- a/src/device.h +++ b/src/device.h @@ -39,6 +39,7 @@ struct btd_device *device_create(DBusConnection *conn, void device_set_name(struct btd_device *device, const char *name); void device_get_name(struct btd_device *device, char *name, size_t len); uint16_t btd_device_get_vendor(struct btd_device *device); +uint16_t btd_device_get_vendor_src(struct btd_device *device); uint16_t btd_device_get_product(struct btd_device *device); uint16_t btd_device_get_version(struct btd_device *device); void device_remove(struct btd_device *device, gboolean remove_stored); @@ -120,3 +121,5 @@ int device_block(DBusConnection *conn, struct btd_device *device, gboolean update_only); int device_unblock(DBusConnection *conn, struct btd_device *device, gboolean silent, gboolean update_only); +void device_set_pnpid(struct btd_device *device, uint8_t vendor_id_src, + uint16_t vendor_id, uint16_t product_id, uint16_t product_ver); -- 1.7.4.1