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[98.232.221.87]) by smtp.gmail.com with ESMTPSA id s20-20020a170902989400b001c5b8087fe5sm10182711plp.94.2023.10.09.16.29.48 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 09 Oct 2023 16:29:48 -0700 (PDT) From: Luiz Augusto von Dentz To: linux-bluetooth@vger.kernel.org Subject: [PATCH v2 08/11] doc/gatt-api: Rename to org.bluez.Gatt*.rst Date: Mon, 9 Oct 2023 16:29:30 -0700 Message-ID: <20231009232933.500652-8-luiz.dentz@gmail.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20231009232933.500652-1-luiz.dentz@gmail.com> References: <20231009232933.500652-1-luiz.dentz@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Mon, 09 Oct 2023 16:30:04 -0700 (PDT) From: Luiz Augusto von Dentz This renames gatt-api.txt to org.bluez.Gatt*.rst and generate manpages org.bluez.Gatt*.5. --- Makefile.am | 18 +- doc/gatt-api.txt | 512 --------------------------- doc/org.bluez.GattCharacteristic.rst | 375 ++++++++++++++++++++ doc/org.bluez.GattDescriptor.rst | 167 +++++++++ doc/org.bluez.GattManager.rst | 114 ++++++ doc/org.bluez.GattProfile.rst | 46 +++ doc/org.bluez.GattService.rst | 79 +++++ 7 files changed, 796 insertions(+), 515 deletions(-) delete mode 100644 doc/gatt-api.txt create mode 100644 doc/org.bluez.GattCharacteristic.rst create mode 100644 doc/org.bluez.GattDescriptor.rst create mode 100644 doc/org.bluez.GattManager.rst create mode 100644 doc/org.bluez.GattProfile.rst create mode 100644 doc/org.bluez.GattService.rst diff --git a/Makefile.am b/Makefile.am index cf72a7905274..0b62852a7a20 100644 --- a/Makefile.am +++ b/Makefile.am @@ -366,7 +366,11 @@ man_MANS += doc/org.bluez.Media.5 doc/org.bluez.MediaControl.5 \ doc/org.bluez.MediaPlayer.5 doc/org.bluez.MediaFolder.5 \ doc/org.bluez.MediaItem.5 doc/org.bluez.MediaEndpoint.5 \ doc/org.bluez.MediaTransport.5 -man_MANS += doc/org.bluez.LEAdvertisingManager.5 \ +man_MANS += doc/org.bluez.GattManager.5 doc/org.bluez.GattProfile.5 \ + doc/org.bluez.GattService.5 \ + doc/org.bluez.GattCharacteristic.5 \ + doc/org.bluez.GattDescriptor.5 \ + doc/org.bluez.LEAdvertisingManager.5 \ doc/org.bluez.LEAdvertisement.5 endif manual_pages += src/bluetoothd.8 @@ -379,7 +383,11 @@ manual_pages += doc/org.bluez.Media.5 doc/org.bluez.MediaControl.5 \ doc/org.bluez.MediaPlayer.5 doc/org.bluez.MediaFolder.5 \ doc/org.bluez.MediaItem.5 doc/org.bluez.MediaEndpoint.5 \ doc/org.bluez.MediaTransport.5 -manual_pages += doc/org.bluez.LEAdvertisingManager.5 \ +manual_pages += doc/org.bluez.GattManager.5 doc/org.bluez.GattProfile.5 \ + doc/org.bluez.GattService.5 \ + doc/org.bluez.GattCharacteristic.5 \ + doc/org.bluez.GattDescriptor.5 \ + doc/org.bluez.LEAdvertisingManager.5 \ doc/org.bluez.LEAdvertisement.5 EXTRA_DIST += src/genbuiltin src/bluetooth.conf \ @@ -431,7 +439,11 @@ EXTRA_DIST += doc/org.bluez.Media.rst doc/org.bluez.MediaControl.rst \ doc/org.bluez.MediaItem.rst doc/org.bluez.MediaEndpoint.rst \ doc/org.bluez.MediaTransport.rst -EXTRA_DIST += doc/gatt-api.txt doc/org.bluez.LEAdvertisingManager.rst \ +EXTRA_DIST += doc/org.bluez.GattManager.rst doc/org.bluez.GattProfile.rst\ + doc/org.bluez.GattService.rst \ + doc/org.bluez.GattCharacteristic.rst \ + doc/org.bluez.GattDescriptor.rst \ + doc/org.bluez.LEAdvertisingManager.rst \ doc/org.bluez.LEAdvertisement.rst EXTRA_DIST += doc/obex-api.txt doc/obex-agent-api.txt diff --git a/doc/gatt-api.txt b/doc/gatt-api.txt deleted file mode 100644 index f29308aec843..000000000000 --- a/doc/gatt-api.txt +++ /dev/null @@ -1,512 +0,0 @@ -BlueZ D-Bus GATT API description -******************************** - -GATT local and remote services share the same high-level D-Bus API. Local -refers to GATT based service exported by a BlueZ plugin or an external -application. Remote refers to GATT services exported by the peer. - -BlueZ acts as a proxy, translating ATT operations to D-Bus method calls and -Properties (or the opposite). Support for D-Bus Object Manager is mandatory for -external services to allow seamless GATT declarations (Service, Characteristic -and Descriptors) discovery. Each GATT service tree is required to export a D-Bus -Object Manager at its root that is solely responsible for the objects that -belong to that service. - -Releasing a registered GATT service is not defined yet. Any API extension -should avoid breaking the defined API, and if possible keep an unified GATT -remote and local services representation. - -Service hierarchy -================= - -GATT remote and local service representation. Object path for local services -is freely definable. - -External applications implementing local services must register the services -using GattManager1 registration method and must implement the methods and -properties defined in GattService1 interface. - -Service org.bluez -Interface org.bluez.GattService1 -Object path [variable prefix]/{hci0,hci1,...}/dev_XX_XX_XX_XX_XX_XX/serviceXX - -Properties string UUID [read-only] - - 128-bit service UUID. - - boolean Primary [read-only] - - Indicates whether or not this GATT service is a - primary service. If false, the service is secondary. - - object Device [read-only, optional] - - Object path of the Bluetooth device the service - belongs to. Only present on services from remote - devices. - - array{object} Includes [read-only, optional] - - Array of object paths representing the included - services of this service. - - uint16 Handle [read-write, optional] (Server Only) - [read-only] (Client Only) - - Service handle. When available in the server it - would attempt to use to allocate into the database - which may fail, to auto allocate the value 0x0000 - shall be used which will cause the allocated handle to - be set once registered. - - -Characteristic hierarchy -======================== - -For local GATT defined services, the object paths need to follow the service -path hierarchy and are freely definable. - -Service org.bluez -Interface org.bluez.GattCharacteristic1 -Object path [variable prefix]/{hci0,hci1,...}/dev_XX_XX_XX_XX_XX_XX/serviceXX/charYYYY - -Methods array{byte} ReadValue(dict options) - - Issues a request to read the value of the - characteristic and returns the value if the - operation was successful. - - Possible options: "offset": uint16 offset - "mtu": Exchanged MTU (Server only) - "device": Object Device (Server only) - - Possible Errors: org.bluez.Error.Failed(string ecode) - org.bluez.Error.InProgress - org.bluez.Error.NotPermitted - org.bluez.Error.NotAuthorized - org.bluez.Error.InvalidOffset - org.bluez.Error.NotSupported - - Possible Error Code: string 0x80 - 0x9f - - void WriteValue(array{byte} value, dict options) - - Issues a request to write the value of the - characteristic. - - Possible options: "offset": Start offset - "type": string - Possible values: - "command": Write without - response - "request": Write with response - "reliable": Reliable Write - "mtu": Exchanged MTU (Server only) - "device": Device path (Server only) - "link": Link type (Server only) - "prepare-authorize": True if prepare - authorization - request - - Possible Errors: org.bluez.Error.Failed(string ecode) - org.bluez.Error.InProgress - org.bluez.Error.NotPermitted - org.bluez.Error.InvalidValueLength - org.bluez.Error.NotAuthorized - org.bluez.Error.NotSupported - - Possible Error Code: string 0x80 - 0x9f - - fd, uint16 AcquireWrite(dict options) [optional] - - Acquire file descriptor and MTU for writing. Only - sockets are supported. Usage of WriteValue will be - locked causing it to return NotPermitted error. - - For server the MTU returned shall be equal or smaller - than the negotiated MTU. - - For client it only works with characteristic that has - WriteAcquired property which relies on - write-without-response Flag. - - To release the lock the client shall close the file - descriptor, a HUP is generated in case the device - is disconnected. - - Note: the MTU can only be negotiated once and is - symmetric therefore this method may be delayed in - order to have the exchange MTU completed, because of - that the file descriptor is closed during - reconnections as the MTU has to be renegotiated. - - Possible options: "device": Object Device (Server only) - "mtu": Exchanged MTU (Server only) - "link": Link type (Server only) - - Possible Errors: org.bluez.Error.Failed - org.bluez.Error.NotSupported - - fd, uint16 AcquireNotify(dict options) [optional] - - Acquire file descriptor and MTU for notify. Only - sockets are support. Usage of StartNotify will be locked - causing it to return NotPermitted error. - - For server the MTU returned shall be equal or smaller - than the negotiated MTU. - - Only works with characteristic that has NotifyAcquired - which relies on notify Flag and no other client have - called StartNotify. - - Notification are enabled during this procedure so - StartNotify shall not be called, any notification - will be dispatched via file descriptor therefore the - Value property is not affected during the time where - notify has been acquired. - - To release the lock the client shall close the file - descriptor, a HUP is generated in case the device - is disconnected. - - Note: the MTU can only be negotiated once and is - symmetric therefore this method may be delayed in - order to have the exchange MTU completed, because of - that the file descriptor is closed during - reconnections as the MTU has to be renegotiated. - - Possible options: "device": Object Device (Server only) - "mtu": Exchanged MTU (Server only) - "link": Link type (Server only) - - Possible Errors: org.bluez.Error.Failed - org.bluez.Error.NotSupported - - void StartNotify() - - Starts a notification session from this characteristic - if it supports value notifications or indications. - - Possible Errors: org.bluez.Error.Failed - org.bluez.Error.NotPermitted - org.bluez.Error.InProgress - org.bluez.Error.NotConnected - org.bluez.Error.NotSupported - - void StopNotify() - - This method will cancel any previous StartNotify - transaction. Note that notifications from a - characteristic are shared between sessions thus - calling StopNotify will release a single session. - - Possible Errors: org.bluez.Error.Failed - - void Confirm() [optional] (Server only) - - This method doesn't expect a reply so it is just a - confirmation that value was received. - - Possible Errors: org.bluez.Error.Failed - -Properties string UUID [read-only] - - 128-bit characteristic UUID. - - object Service [read-only] - - Object path of the GATT service the characteristic - belongs to. - - array{byte} Value [read-only, optional] - - The cached value of the characteristic. This property - gets updated only after a successful read request and - when a notification or indication is received, upon - which a PropertiesChanged signal will be emitted. - - boolean WriteAcquired [read-only, optional] - - True, if this characteristic has been acquired by any - client using AcquireWrite. - - For client properties is ommited in case - 'write-without-response' flag is not set. - - For server the presence of this property indicates - that AcquireWrite is supported. - - boolean NotifyAcquired [read-only, optional] - - True, if this characteristic has been acquired by any - client using AcquireNotify. - - For client this properties is ommited in case 'notify' - flag is not set. - - For server the presence of this property indicates - that AcquireNotify is supported. - - boolean Notifying [read-only, optional] - - True, if notifications or indications on this - characteristic are currently enabled. - - array{string} Flags [read-only] - - Defines how the characteristic value can be used. See - Core spec "Table 3.5: Characteristic Properties bit - field", and "Table 3.8: Characteristic Extended - Properties bit field". - - The "x-notify" and "x-indicate" flags restrict access - to notifications and indications by imposing write - restrictions on a characteristic's client - characteristic configuration descriptor. - - Allowed values: - - "broadcast" - "read" - "write-without-response" - "write" - "notify" - "indicate" - "authenticated-signed-writes" - "extended-properties" - "reliable-write" - "writable-auxiliaries" - "encrypt-read" - "encrypt-write" - "encrypt-notify" (Server only) - "encrypt-indicate" (Server only) - "encrypt-authenticated-read" - "encrypt-authenticated-write" - "encrypt-authenticated-notify" (Server only) - "encrypt-authenticated-indicate" (Server only) - "secure-read" (Server only) - "secure-write" (Server only) - "secure-notify" (Server only) - "secure-indicate" (Server only) - "authorize" - - uint16 Handle [read-write, optional] (Server Only) - [read-only] (Client Only) - - Characteristic handle. When available in the server it - would attempt to use to allocate into the database - which may fail, to auto allocate the value 0x0000 - shall be used which will cause the allocated handle to - be set once registered. - - uint16 MTU [read-only] - - Characteristic MTU, this is valid both for ReadValue - and WriteValue but either method can use long - procedures when supported. - -Characteristic Descriptors hierarchy -==================================== - -Local or remote GATT characteristic descriptors hierarchy. - -Service org.bluez -Interface org.bluez.GattDescriptor1 -Object path [variable prefix]/{hci0,hci1,...}/dev_XX_XX_XX_XX_XX_XX/serviceXX/charYYYY/descriptorZZZ - -Methods array{byte} ReadValue(dict flags) - - Issues a request to read the value of the - characteristic and returns the value if the - operation was successful. - - Possible options: "offset": Start offset - "device": Device path (Server only) - "link": Link type (Server only) - - Possible Errors: org.bluez.Error.Failed - org.bluez.Error.InProgress - org.bluez.Error.NotPermitted - org.bluez.Error.NotAuthorized - org.bluez.Error.NotSupported - - void WriteValue(array{byte} value, dict flags) - - Issues a request to write the value of the - characteristic. - - Possible options: "offset": Start offset - "device": Device path (Server only) - "link": Link type (Server only) - "prepare-authorize": boolean Is prepare - authorization - request - - Possible Errors: org.bluez.Error.Failed - org.bluez.Error.InProgress - org.bluez.Error.NotPermitted - org.bluez.Error.InvalidValueLength - org.bluez.Error.NotAuthorized - org.bluez.Error.NotSupported - -Properties string UUID [read-only] - - 128-bit descriptor UUID. - - object Characteristic [read-only] - - Object path of the GATT characteristic the descriptor - belongs to. - - array{byte} Value [read-only, optional] - - The cached value of the descriptor. This property - gets updated only after a successful read request, upon - which a PropertiesChanged signal will be emitted. - - array{string} Flags [read-only] - - Defines how the descriptor value can be used. - - Possible values: - - "read" - "write" - "encrypt-read" - "encrypt-write" - "encrypt-authenticated-read" - "encrypt-authenticated-write" - "secure-read" (Server Only) - "secure-write" (Server Only) - "authorize" - - uint16 Handle [read-write, optional] (Server Only) - [read-only] (Client Only) - - Characteristic handle. When available in the server it - would attempt to use to allocate into the database - which may fail, to auto allocate the value 0x0000 - shall be used which will cause the allocated handle to - be set once registered. - -GATT Profile hierarchy -===================== - -Local profile (GATT client) instance. By registering this type of object -an application effectively indicates support for a specific GATT profile -and requests automatic connections to be established to devices -supporting it. - -Service -Interface org.bluez.GattProfile1 -Object path - -Methods void Release() - - This method gets called when the service daemon - unregisters the profile. The profile can use it to - do cleanup tasks. There is no need to unregister the - profile, because when this method gets called it has - already been unregistered. - -Properties array{string} UUIDs [read-only] - - 128-bit GATT service UUIDs to auto connect. - - -GATT Manager hierarchy -====================== - -GATT Manager allows external applications to register GATT services and -profiles. - -Registering a profile allows applications to subscribe to *remote* services. -These must implement the GattProfile1 interface defined above. - -Registering a service allows applications to publish a *local* GATT service, -which then becomes available to remote devices. A GATT service is represented by -a D-Bus object hierarchy where the root node corresponds to a service and the -child nodes represent characteristics and descriptors that belong to that -service. Each node must implement one of GattService1, GattCharacteristic1, -or GattDescriptor1 interfaces described above, based on the attribute it -represents. Each node must also implement the standard D-Bus Properties -interface to expose their properties. These objects collectively represent a -GATT service definition. - -To make service registration simple, BlueZ requires that all objects that belong -to a GATT service be grouped under a D-Bus Object Manager that solely manages -the objects of that service. Hence, the standard DBus.ObjectManager interface -must be available on the root service path. An example application hierarchy -containing two separate GATT services may look like this: - --> /com/example - | - org.freedesktop.DBus.ObjectManager - | - -> /com/example/service0 - | | - org.freedesktop.DBus.Properties - | | - org.bluez.GattService1 - | | - | -> /com/example/service0/char0 - | | - org.freedesktop.DBus.Properties - | | - org.bluez.GattCharacteristic1 - | | - | -> /com/example/service0/char1 - | | - org.freedesktop.DBus.Properties - | | - org.bluez.GattCharacteristic1 - | | - | -> /com/example/service0/char1/desc0 - | - org.freedesktop.DBus.Properties - | - org.bluez.GattDescriptor1 - | - -> /com/example/service1 - | - org.freedesktop.DBus.Properties - | - org.bluez.GattService1 - | - -> /com/example/service1/char0 - - org.freedesktop.DBus.Properties - - org.bluez.GattCharacteristic1 - -When a service is registered, BlueZ will automatically obtain information about -all objects using the service's Object Manager. Once a service has been -registered, the objects of a service should not be removed. If BlueZ receives an -InterfacesRemoved signal from a service's Object Manager, it will immediately -unregister the service. Similarly, if the application disconnects from the bus, -all of its registered services will be automatically unregistered. -InterfacesAdded signals will be ignored. - -Examples: - - Client - test/example-gatt-client - client/bluetoothctl - - Server - test/example-gatt-server - tools/gatt-service - - -Service org.bluez -Interface org.bluez.GattManager1 -Object path [variable prefix]/{hci0,hci1,...} - -Methods void RegisterApplication(object application, dict options) - - Registers a local GATT services hierarchy as described - above (GATT Server) and/or GATT profiles (GATT Client). - - The application object path together with the D-Bus - system bus connection ID define the identification of - the application registering a GATT based - service or profile. - - Possible errors: org.bluez.Error.InvalidArguments - org.bluez.Error.AlreadyExists - - void UnregisterApplication(object application) - - This unregisters the services that has been - previously registered. The object path parameter - must match the same value that has been used - on registration. - - Possible errors: org.bluez.Error.InvalidArguments - org.bluez.Error.DoesNotExist diff --git a/doc/org.bluez.GattCharacteristic.rst b/doc/org.bluez.GattCharacteristic.rst new file mode 100644 index 000000000000..cd5a0d0c788f --- /dev/null +++ b/doc/org.bluez.GattCharacteristic.rst @@ -0,0 +1,375 @@ +============================ +org.bluez.GattCharacteristic +============================ + +------------------------------------------------ +BlueZ D-Bus GattCharacteristic API documentation +------------------------------------------------ + +:Version: BlueZ +:Date: October 2023 +:Manual section: 5 +:Manual group: Linux System Administration + +Description +=========== + +GATT local/server and remote/client characteristic attribute representation +share the same high-level D-Bus API. + +Local/Server refers to GATT based characteristics exported by a plugin or an +external application. + +Remote/Client refers to GATT characteristics exported by the peer. + +Interface +========= + +Client +------ + +:Service: org.bluez +:Interface: org.bluez.GattCharacteristic1 +:Object path: [variable prefix]/{hci0,hci1,...}/dev_XX_XX_XX_XX_XX_XX/serviceXX/charYYYY + +Server +------ + +:Service: unique name +:Interface: org.bluez.GattCharacteristic1 +:Object path: freely definable + +Methods +------- + +array{byte} ReadValue(dict options) +``````````````````````````````````` + + Issues a request to read the value of the characteristic and returns the + value if the operation was successful. + + Possible options: + + :uint16_t offset: + + Read start offset in bytes. + + :uint16_t mtu (server only): + + Exchange MTU in bytes. + + :object device (server only): + + Device object. + + Possible Errors: + + :org.bluez.Error.Failed: + + Possible values: string 0x80 - 0x9f + + :org.bluez.Error.InProgress: + :org.bluez.Error.NotPermitted: + :org.bluez.Error.NotAuthorized: + :org.bluez.Error.InvalidOffset: + :org.bluez.Error.NotSupported: + +void WriteValue(array{byte} value, dict options) +```````````````````````````````````````````````` + + Issues a request to write the value of the characteristic. + + Possible options: + + :uint16 offset: + + Write start offset in bytes. + + :string type: + + Possible values: + + :"command": + + Use Write without response procedure. + + :"request": + + Use Write with response procedure. + + :"reliable": + + Use Reliable Write procedure. + + :uint16 mtu: + + Exchanged MTU (Server only). + + :object device: + + Device path (Server only). + + :string link: + + Link type (Server only). + + Possible values: + + :"BR/EDR": + :"LE": + + :boolean prepare-authorize: + + True if prepare authorization request. + + Possible Errors: + + :org.bluez.Error.Failed: + + Possible values: string 0x80 - 0x9f + + :org.bluez.Error.InProgress: + :org.bluez.Error.NotPermitted: + :org.bluez.Error.InvalidValueLength: + :org.bluez.Error.NotAuthorized: + :org.bluez.Error.NotSupported: + +fd, uint16 AcquireWrite(dict options) [optional] +```````````````````````````````````````````````` + + Acquire file descriptor and MTU for writing. Only sockets are supported. + Usage of WriteValue will be locked causing it to return NotPermitted + error. + + For server the MTU returned shall be equal or smaller than the + negotiated MTU. + + For client it only works with characteristic that has **WriteAcquired** + property which relies on write-without-response **Flag**. + + To release the lock the client shall close the file descriptor, a HUP + is generated in case the device is disconnected. + + Note: the MTU can only be negotiated once and is symmetric therefore + this method may be delayed in order to have the exchange MTU completed, + because of that the file descriptor is closed during reconnections as + the MTU has to be renegotiated. + + Possible options: + + :object device: + + Object Device (Server only). + + :uint16 mtu: + + Exchanged MTU (Server only). + + :string link: + + Link type (Server only). + + Possible values: + + :"BR/EDR": + :"LE": + + Possible Errors: + + :org.bluez.Error.Failed: + :org.bluez.Error.NotSupported: + +fd, uint16 AcquireNotify(dict options) [optional] +````````````````````````````````````````````````` + + Acquire file descriptor and MTU for notify. Only sockets are support. + + Usage of StartNotify will be locked causing it to return + **org.bluez.Error.NotPermitted**. + + For server the MTU returned shall be equal or smaller than the + negotiated MTU. + + Only works with characteristic that has **NotifyAcquired** property + which relies on **"notify"** **Flag** and no other client have called + **StartNotify()**. + + Notification are enabled during this procedure so **StartNotify()** + shall not be called, any notification will be dispatched via file + descriptor therefore the Value property is not affected during the time + where notify has been acquired. + + To release the lock the client shall close the file descriptor, a HUP is + generated in case the device is disconnected. + + Note: the MTU can only be negotiated once and is symmetric therefore + this method may be delayed in order to have the exchange MTU completed, + because of that the file descriptor is closed during reconnections as + the MTU has to be renegotiated. + + Possible options: + + :object device: + + Object Device (Server only). + + :uint16 mtu: + + Exchanged MTU (Server only). + + :string link: + + Link type (Server only). + + Possible values: + + :"BR/EDR": + :"LE": + + Possible Errors: + + :org.bluez.Error.Failed: + :org.bluez.Error.NotSupported: + :org.bluez.Error.NotPermitted: + +void StartNotify() +`````````````````` + + Starts a notification session from this characteristic if it supports + value notifications or indications. + + Possible Errors: + + :org.bluez.Error.Failed: + :org.bluez.Error.NotPermitted: + :org.bluez.Error.InProgress: + :org.bluez.Error.NotConnected: + :org.bluez.Error.NotSupported: + +void StopNotify() +````````````````` + + Stops or cancel session previously created by **StartNotify()**. + + Note that notifications from a characteristic are shared between + sessions thus calling StopNotify will release a single session. + + Possible Errors: + + :org.bluez.Error.Failed: + +void Confirm() [noreply, optional] (Server only) +```````````````````````````````````````````````` + + + Confirms value was received. + + Possible Errors: + + org.bluez.Error.Failed + +Properties +---------- + +string UUID [read-only] +``````````````````````` + + 128-bit characteristic UUID. + +object Service [read-only] +`````````````````````````` + + Object path of the GATT service the characteristic belongs to. + +array{byte} Value [read-only, optional] +``````````````````````````````````````` + + The cached value of the characteristic. This property gets updated only + after a successful read request and when a notification or indication + is received, upon which a PropertiesChanged signal will be emitted. + +boolean WriteAcquired [read-only, optional] +``````````````````````````````````````````` + + True, if this characteristic has been acquired by any client using + AcquireWrite. + + For client properties is ommited in case 'write-without-response' flag + is not set. + + For server the presence of this property indicates that AcquireWrite is + supported. + +boolean NotifyAcquired [read-only, optional] +```````````````````````````````````````````` + + True, if this characteristic has been acquired by any client using + AcquireNotify. + + For client this properties is ommited in case 'notify' flag is not set. + + For server the presence of this property indicates that AcquireNotify + is supported. + +boolean Notifying [read-only, optional] +``````````````````````````````````````` + + True, if notifications or indications on this characteristic are + currently enabled. + +array{string} Flags [read-only] +``````````````````````````````` + + Defines how the characteristic value can be used. See Core spec + "Table 3.5: Characteristic Properties bit field", and + "Table 3.8: Characteristic Extended Properties bit field". + + The "x-notify" and "x-indicate" flags restrict access to notifications + and indications by imposing write restrictions on a characteristic's + client characteristic configuration descriptor. + + Possible values: + + :"broadcast": + :"read": + :"write-without-response": + :"write": + :"notify": + :"indicate": + :"authenticated-signed-writes": + :"extended-properties": + :"reliable-write": + :"writable-auxiliaries": + :"encrypt-read": + :"encrypt-write": + :"encrypt-notify" (Server only): + :"encrypt-indicate" (Server only): + :"encrypt-authenticated-read": + :"encrypt-authenticated-write": + :"encrypt-authenticated-notify" (Server only): + :"encrypt-authenticated-indicate" (Server only): + :"secure-read" (Server only): + :"secure-write" (Server only): + :"secure-notify" (Server only): + :"secure-indicate" (Server only): + :"authorize": + +uint16 Handle [read-only] (Client Only) +``````````````````````````````````````` + + Characteristic handle. + +uint16 Handle [read-write, optional] (Server Only) +`````````````````````````````````````````````````` + + Characteristic handle. When available in the server it would attempt to + use to allocate into the database which may fail, to auto allocate the + value 0x0000 shall be used which will cause the allocated handle to be + set once registered. + +uint16 MTU [read-only] +`````````````````````` + + Characteristic MTU, this is valid both for **ReadValue()** and + **WriteValue()** but either method can use long procedures when + supported. diff --git a/doc/org.bluez.GattDescriptor.rst b/doc/org.bluez.GattDescriptor.rst new file mode 100644 index 000000000000..94cc8b26af29 --- /dev/null +++ b/doc/org.bluez.GattDescriptor.rst @@ -0,0 +1,167 @@ +======================== +org.bluez.GattDescriptor +======================== + +-------------------------------------------- +BlueZ D-Bus GattDescriptor API documentation +-------------------------------------------- + +:Version: BlueZ +:Date: October 2023 +:Manual section: 5 +:Manual group: Linux System Administration + +Description +=========== + +GATT local/server and remote/client descriptor attribute representation +share the same high-level D-Bus API. + +Local/Server refers to GATT based descriptors exported by a plugin or an +external application. + +Remote/Client refers to GATT descriptors exported by the peer. + +Interface +========= + +Client +------ + +:Service: org.bluez +:Interface: org.bluez.GattDescriptor1 +:Object path: [variable prefix]/{hci0,hci1,...}/dev_XX_XX_XX_XX_XX_XX/serviceXX/charYYYY/descriptorZZZ + +Server +------ + +:Service: unique name +:Interface: org.bluez.GattDescriptor1 +:Object path: freely definable + +Methods +------- + +array{byte} ReadValue(dict flags) +````````````````````````````````` + + Issues a request to read the value of the descriptor and returns the + value if the operation was successful. + + Possible options: + + :uint16_t offset: + + Read start offset in bytes. + + :object device (server only): + + Device object. + + :string link: + + Link type (Server only). + + Possible values: + + :"BR/EDR": + :"LE": + + Possible Errors: + + :org.bluez.Error.Failed: + :org.bluez.Error.InProgress: + :org.bluez.Error.NotPermitted: + :org.bluez.Error.NotAuthorized: + :org.bluez.Error.NotSupported: + +void WriteValue(array{byte} value, dict flags) +`````````````````````````````````````````````` + + Issues a request to write the value of the descriptor. + + Possible flags: + + :uint16 offset: + + Write start offset in bytes. + + :uint16 mtu: + + Exchanged MTU (Server only). + + :object device: + + Device path (Server only). + + :string link: + + Link type (Server only). + + Possible values: + + :"BR/EDR": + :"LE": + + :boolean prepare-authorize: + + True if prepare authorization request. + + Possible Errors: + + :org.bluez.Error.Failed: + :org.bluez.Error.InProgress: + :org.bluez.Error.NotPermitted: + :org.bluez.Error.InvalidValueLength: + :org.bluez.Error.NotAuthorized: + :org.bluez.Error.NotSupported: + +Properties +---------- + +string UUID [read-only] +``````````````````````` + + 128-bit descriptor UUID. + +object Characteristic [read-only] +````````````````````````````````` + + Object path of the GATT characteristic the descriptor belongs to. + +array{byte} Value [read-only, optional] +``````````````````````````````````````` + + The cached value of the descriptor. This property gets updated only + after a successful read request, upon which a PropertiesChanged signal + will be emitted. + +array{string} Flags [read-only] +``````````````````````````````` + + Defines how the descriptor value can be used. + + Possible values: + + :"read": + :"write": + :"encrypt-read": + :"encrypt-write": + :"encrypt-authenticated-read": + :"encrypt-authenticated-write": + :"secure-read" (Server Only): + :"secure-write" (Server Only): + :"authorize": + +uint16 Handle [read-only] (Client Only) +``````````````````````````````````````` + + Descriptor handle. + +uint16 Handle [read-write, optional] (Server Only) +`````````````````````````````````````````````````` + + Descriptor handle. When available in the server it would attempt to + use to allocate into the database which may fail, to auto allocate the + value 0x0000 shall be used which will cause the allocated handle to be + set once registered. diff --git a/doc/org.bluez.GattManager.rst b/doc/org.bluez.GattManager.rst new file mode 100644 index 000000000000..f98296b89a01 --- /dev/null +++ b/doc/org.bluez.GattManager.rst @@ -0,0 +1,114 @@ +===================== +org.bluez.GattManager +===================== + +----------------------------------------- +BlueZ D-Bus GattManager API documentation +----------------------------------------- + +:Version: BlueZ +:Date: October 2023 +:Manual section: 5 +:Manual group: Linux System Administration + +Description +=========== + +GATT Manager allows external applications to register GATT services and +profiles. + +Registering a profile allows applications to subscribe to *remote/client* +services. + +Registering a service allows applications to publish a *local/server* GATT +service, which then becomes available to remote devices. A GATT service is +represented by a D-Bus object hierarchy where the root node corresponds to a +service and the child nodes represent characteristics and descriptors that +belong to that service. Each node must implement one of +**org.bluez.GattService(5)**, **org.bluez.GattCharacteristic(5)** or +**org.bluez.GattDescriptor(5)** interfaces, based on the attribute it +represents. Each node must also implement the standard D-Bus Properties +interface to expose their properties. These objects collectively represent a +GATT service definition. + +To make service registration simple, **bluetoothd(8)** requires that all objects +that belong to a GATT service be grouped under a D-Bus Object Manager that +solely manages the objects of that service. Hence, the standard +DBus.ObjectManager interface must be available on the root service path. An +example application hierarchy containing two separate GATT services may look +like this: + +.. code-block:: + + -> /com/example + | - org.freedesktop.DBus.ObjectManager + | + -> /com/example/service0 + | | - org.freedesktop.DBus.Properties + | | - org.bluez.GattService1 + | | + | -> /com/example/service0/char0 + | | - org.freedesktop.DBus.Properties + | | - org.bluez.GattCharacteristic1 + | | + | -> /com/example/service0/char1 + | | - org.freedesktop.DBus.Properties + | | - org.bluez.GattCharacteristic1 + | | + | -> /com/example/service0/char1/desc0 + | - org.freedesktop.DBus.Properties + | - org.bluez.GattDescriptor1 + | + -> /com/example/service1 + | - org.freedesktop.DBus.Properties + | - org.bluez.GattService1 + | + -> /com/example/service1/char0 + - org.freedesktop.DBus.Properties + - org.bluez.GattCharacteristic1 + +When a service is registered, **bluetoothd(8)** will automatically obtain +information about all objects using the service's Object Manager. Once a service +has been registered, the objects of a service should not be removed. If +**bluetoothd(8)** receives an InterfacesRemoved signal from a service's Object +Manager, it will immediately unregister the service. Similarly, if the +application disconnects from the bus, all of its registered services will be +automatically unregistered. InterfacesAdded signals will be ignored. + +Interface +========= + +:Service: org.bluez +:Interface: org.bluez.GattManager1 +:Object path: [variable prefix]/{hci0,hci1,...} + +Methods +------- + +void RegisterApplication(object application, dict options) +`````````````````````````````````````````````````````````` + + Registers a local GATT services hierarchy as described above + (GATT Server) and/or GATT profiles (GATT Client). + + The application object path together with the D-Bus system bus + connection ID define the identification of the application registering + a GATT based service (**org.bluez.GattService(5)**) and/or profile + (**org.bluez.GattProfile(5)**). + + Possible errors: + + :org.bluez.Error.InvalidArguments: + :org.bluez.Error.AlreadyExists: + +void UnregisterApplication(object application) +`````````````````````````````````````````````` + + This unregisters the services and/or profiles that has been previously + registered using **RegisterApplication()**. The object path parameter + must match the same value that has been used on registration. + + Possible errors: + + :org.bluez.Error.InvalidArguments: + :org.bluez.Error.DoesNotExist: diff --git a/doc/org.bluez.GattProfile.rst b/doc/org.bluez.GattProfile.rst new file mode 100644 index 000000000000..904301a9773b --- /dev/null +++ b/doc/org.bluez.GattProfile.rst @@ -0,0 +1,46 @@ +===================== +org.bluez.GattProfile +===================== + +----------------------------------------- +BlueZ D-Bus GattProfile API documentation +----------------------------------------- + +:Version: BlueZ +:Date: October 2023 +:Manual section: 5 +:Manual group: Linux System Administration + +Description +=========== + +Local profile (GATT client) instance. By registering this type of object +an application effectively indicates support for a specific GATT profile +and requests automatic connections to be established to devices +supporting it. + +Interface +========= + +:Service: +:Interface: org.bluez.GattProfile1 +:Object path: + +Methods +------- + +void Release() +`````````````` + + This method gets called when the service daemon + unregisters the profile. The profile can use it to do cleanup tasks. + There is no need to unregister the profile, because when this method + gets called it has already been unregistered. + +Properties +---------- + +array{string} UUIDs [read-only] +``````````````````````````````` + + 128-bit GATT service UUIDs to auto connect. diff --git a/doc/org.bluez.GattService.rst b/doc/org.bluez.GattService.rst new file mode 100644 index 000000000000..4a1e81fc9e03 --- /dev/null +++ b/doc/org.bluez.GattService.rst @@ -0,0 +1,79 @@ +===================== +org.bluez.GattService +===================== + +------------------------------------------------- +BlueZ D-Bus GattService API documentation +------------------------------------------------- + +:Version: BlueZ +:Date: October 2023 +:Manual section: 5 +:Manual group: Linux System Administration + +Description +=========== + +GATT local/server and remote/client services share the same high-level D-Bus +API. + +Local/Server refers to GATT based service exported by a plugin or an external +application. + +Remote/Client refers to GATT services exported by the peer. + +Interface +========= + +Client +------ + +:Service: org.bluez +:Interface: org.bluez.GattService1 +:Object path: [variable prefix]/{hci0,hci1,...}/dev_XX_XX_XX_XX_XX_XX/serviceXX + +Server +------ + +:Service: unique name +:Interface: org.bluez.GattService1 +:Object path: freely definable + +Properties +---------- + +string UUID [read-only] +``````````````````````` + + 128-bit service UUID. + +boolean Primary [read-only] +``````````````````````````` + + Indicates whether or not this GATT service is a primary service. If + false, the service is secondary. + +object Device [read-only, optional] +``````````````````````````````````` + + Object path of the Bluetooth device the service belongs to. Only + present on services from remote devices. + +array{object} Includes [read-only, optional] +```````````````````````````````````````````` + + Array of object paths representing the included services of this + service. + +uint16 Handle [read-only] (client only) +``````````````````````````````````````` + + Service handle. + +uint16 Handle [read-write, optional] (Server Only) +`````````````````````````````````````````````````` + + Service handle. When available in the server it would attempt to use to + allocate into the database which may fail, to auto allocate the value + 0x0000 shall be used which will cause the allocated handle to be set + once registered. -- 2.41.0