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Based on the main repo's master version, with edits to the API.
master
Irit Arkin 8 years ago
parent 9008a70792
commit a1abee2769
1 changed files with 57 additions and 57 deletions
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114
ble/GattClient.h
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@ -28,8 +28,8 @@ public:
typedef void (*ReadCallback_t)(const GattReadCallbackParams *params);
enum WriteOp_t {
GATT_OP_WRITE_REQ = 0x01, /**< Write Request. */
GATT_OP_WRITE_CMD = 0x02, /**< Write Command. */
GATT_OP_WRITE_REQ = 0x01, /**< Write request. */
GATT_OP_WRITE_CMD = 0x02, /**< Write command. */
};
typedef void (*WriteCallback_t)(const GattWriteCallbackParams *params);
@ -42,48 +42,48 @@ public:
public:
/**
* Launch service discovery. Once launched, application callbacks will be
* invoked for matching services/characteristics. isServiceDiscoveryActive()
* can be used to determine status; and a termination callback (if setup)
* will be invoked at the end. Service discovery can be terminated prematurely
* if needed using terminateServiceDiscovery().
* invoked for matching services or characteristics. isServiceDiscoveryActive()
* can be used to determine status, and a termination callback (if one was set up)
* will be invoked at the end. Service discovery can be terminated prematurely,
* if needed, using terminateServiceDiscovery().
*
* @param connectionHandle
* Handle for the connection with the peer.
* @param sc
* This is the application callback for matching service. Taken as
* This is the application callback for a matching service. Taken as
* NULL by default. Note: service discovery may still be active
* when this callback is issued; calling asynchronous BLE-stack
* APIs from within this application callback might cause the
* stack to abort service discovery. If this becomes an issue, it
* may be better to make local copy of the discoveredService and
* may be better to make a local copy of the discoveredService and
* wait for service discovery to terminate before operating on the
* service.
* @param cc
* This is the application callback for matching characteristic.
* This is the application callback for a matching characteristic.
* Taken as NULL by default. Note: service discovery may still be
* active when this callback is issued; calling asynchronous
* BLE-stack APIs from within this application callback might cause
* the stack to abort service discovery. If this becomes an issue,
* it may be better to make local copy of the discoveredCharacteristic
* it may be better to make a local copy of the discoveredCharacteristic
* and wait for service discovery to terminate before operating on the
* characteristic.
* @param matchingServiceUUID
* UUID based filter for specifying a service in which the application is
* UUID-based filter for specifying a service in which the application is
* interested. By default it is set as the wildcard UUID_UNKNOWN,
* in which case it matches all services. If characteristic-UUID
* filter (below) is set to the wildcard value, then a service
* callback will be invoked for the matching service (or for every
* service if the service filter is a wildcard).
* @param matchingCharacteristicUUIDIn
* UUID based filter for specifying characteristic in which the application
* UUID-based filter for specifying characteristic in which the application
* is interested. By default it is set as the wildcard UUID_UKNOWN
* to match against any characteristic. If both service-UUID
* filter and characteristic-UUID filter are used with non- wildcard
* filter and characteristic-UUID filter are used with non-wildcard
* values, then only a single characteristic callback is
* invoked for the matching characteristic.
*
* @note Using wildcard values for both service-UUID and characteristic-
* UUID will result in complete service discovery--callbacks being
* UUID will result in complete service discovery: callbacks being
* called for every service and characteristic.
*
* @note Providing NULL for the characteristic callback will result in
@ -99,36 +99,36 @@ public:
ServiceDiscovery::CharacteristicCallback_t cc = NULL,
const UUID &matchingServiceUUID = UUID::ShortUUIDBytes_t(BLE_UUID_UNKNOWN),
const UUID &matchingCharacteristicUUIDIn = UUID::ShortUUIDBytes_t(BLE_UUID_UNKNOWN)) {
/* avoid compiler warnings about unused variables */
/* Avoid compiler warnings about unused variables. */
(void)connectionHandle;
(void)sc;
(void)cc;
(void)matchingServiceUUID;
(void)matchingCharacteristicUUIDIn;
return BLE_ERROR_NOT_IMPLEMENTED; /* Requesting action from porter(s): override this API if this capability is supported. */
return BLE_ERROR_NOT_IMPLEMENTED; /* Requesting action from porters: override this API if this capability is supported. */
}
/**
* Launch service discovery for services. Once launched, service discovery will remain
* active with service-callbacks being issued back into the application for matching
* services. isServiceDiscoveryActive() can be used to
* determine status; and a termination callback (if setup) will be invoked
* at the end. Service discovery can be terminated prematurely if needed
* determine status, and a termination callback (if set up) will be invoked
* at the end. Service discovery can be terminated prematurely, if needed,
* using terminateServiceDiscovery().
*
* @param connectionHandle
* Handle for the connection with the peer.
* @param sc
* This is the application callback for matching service. Note: service discovery may still be active
* This is the application callback for a matching service. Note: service discovery may still be active
* when this callback is issued; calling asynchronous BLE-stack
* APIs from within this application callback might cause the
* stack to abort service discovery. If this becomes an issue, it
* may be better to make local copy of the discoveredService and
* may be better to make a local copy of the discoveredService and
* wait for service discovery to terminate before operating on the
* service.
* @param matchingServiceUUID
* UUID based filter for specifying a service in which the application is
* UUID-based filter for specifying a service in which the application is
* interested. By default it is set as the wildcard UUID_UNKNOWN,
* in which case it matches all services.
*
@ -142,29 +142,29 @@ public:
* that providing NULL for the characteristic callback will result in
* characteristic discovery being skipped for each matching
* service. This allows for an inexpensive method to discover only
* services. Porter(s) are free to override this. */
* services. Porters are free to override this. */
}
/**
* Launch service discovery for services. Once launched, service discovery will remain
* active with service-callbacks being issued back into the application for matching
* services. isServiceDiscoveryActive() can be used to
* determine status; and a termination callback (if setup) will be invoked
* at the end. Service discovery can be terminated prematurely if needed
* determine status, and a termination callback (if set up) will be invoked
* at the end. Service discovery can be terminated prematurely, if needed,
* using terminateServiceDiscovery().
*
* @param connectionHandle
* Handle for the connection with the peer.
* @param sc
* This is the application callback for matching service. Note: service discovery may still be active
* This is the application callback for a matching service. Note: service discovery may still be active
* when this callback is issued; calling asynchronous BLE-stack
* APIs from within this application callback might cause the
* stack to abort service discovery. If this becomes an issue, it
* may be better to make local copy of the discoveredService and
* may be better to make a local copy of the discoveredService and
* wait for service discovery to terminate before operating on the
* service.
* @param startHandle, endHandle
* Handle range within which to limit the search
* Handle range within which to limit the search.
*
* @return
* BLE_ERROR_NONE if service discovery is launched successfully; else an appropriate error.
@ -173,91 +173,91 @@ public:
ServiceDiscovery::ServiceCallback_t callback,
GattAttribute::Handle_t startHandle,
GattAttribute::Handle_t endHandle) {
/* avoid compiler warnings about unused variables */
/* Avoid compiler warnings about unused variables. */
(void)connectionHandle;
(void)callback;
(void)startHandle;
(void)endHandle;
return BLE_ERROR_NOT_IMPLEMENTED; /* Requesting action from porter(s): override this API if this capability is supported. */
return BLE_ERROR_NOT_IMPLEMENTED; /* Requesting action from porters: override this API if this capability is supported. */
}
/**
* Is service-discovery currently active?
*/
virtual bool isServiceDiscoveryActive(void) const {
return false; /* Requesting action from porter(s): override this API if this capability is supported. */
return false; /* Requesting action from porters: override this API if this capability is supported. */
}
/**
* Terminate an ongoing service-discovery. This should result in an
* invocation of the TerminationCallback if service-discovery is active.
* Terminate an ongoing service discovery. This should result in an
* invocation of TerminationCallback if service-discovery is active.
*/
virtual void terminateServiceDiscovery(void) {
/* Requesting action from porter(s): override this API if this capability is supported. */
/* Requesting action from porters: override this API if this capability is supported. */
}
/* Initiate a Gatt Client read procedure by attribute-handle. */
/* Initiate a GATT Client read procedure by attribute-handle. */
virtual ble_error_t read(Gap::Handle_t connHandle, GattAttribute::Handle_t attributeHandle, uint16_t offset) const {
/* avoid compiler warnings about unused variables */
/* Avoid compiler warnings about unused variables. */
(void)connHandle;
(void)attributeHandle;
(void)offset;
return BLE_ERROR_NOT_IMPLEMENTED; /* Requesting action from porter(s): override this API if this capability is supported. */
return BLE_ERROR_NOT_IMPLEMENTED; /* Requesting action from porters: override this API if this capability is supported. */
}
/**
* Initiate a GATT Client write procedure.
*
* @param[in] cmd
* Command can be either a write-request (which generates a
* matching response from the peripheral), or a write-command,
* which doesn't require the connected peer to respond.
* Command can be either a write-request (which generates a
* matching response from the peripheral), or a write-command
* (which doesn't require the connected peer to respond).
* @param[in] connHandle
* Connection handle.
* @param[in] attributeHandle
* handle for the target attribtue on the remote GATT server.
* Handle for the target attribtue on the remote GATT server.
* @param[in] length
* length of the new value.
* Length of the new value.
* @param[in] value
* new value being written.
* New value being written.
*/
virtual ble_error_t write(GattClient::WriteOp_t cmd,
Gap::Handle_t connHandle,
GattAttribute::Handle_t attributeHandle,
size_t length,
const uint8_t *value) const {
/* avoid compiler warnings about unused variables */
/* Avoid compiler warnings about unused variables. */
(void)cmd;
(void)connHandle;
(void)attributeHandle;
(void)length;
(void)value;
return BLE_ERROR_NOT_IMPLEMENTED; /* Requesting action from porter(s): override this API if this capability is supported. */
return BLE_ERROR_NOT_IMPLEMENTED; /* Requesting action from porters: override this API if this capability is supported. */
}
/* Event callback handlers. */
public:
/**
* Setup a callback for read response events.
* Set up a callback for read response events.
*/
void onDataRead(ReadCallback_t callback) {
onDataReadCallback = callback;
}
/**
* Setup a callback for write response events.
* @Note: write commands (issued using writeWoResponse) don't generate a response.
* Set up a callback for write response events.
* @Note: Write commands (issued using writeWoResponse) don't generate a response.
*/
void onDataWritten(WriteCallback_t callback) {
onDataWriteCallback = callback;
}
/**
* Setup a callback for write response events.
* @Note: write commands (issued using writeWoResponse) don't generate a response.
* Set up a callback for write response events.
* @Note: Write commands (issued using writeWoResponse) don't generate a response.
*
* @note: This API is now *deprecated* and will be dropped in the future.
* Please use onDataWritten() instead.
@ -267,18 +267,18 @@ public:
}
/**
* Setup callback for when serviceDiscovery terminates.
* Set up a callback for when serviceDiscovery terminates.
*/
virtual void onServiceDiscoveryTermination(ServiceDiscovery::TerminationCallback_t callback) {
(void)callback; /* avoid compiler warnings about ununsed variables */
(void)callback; /* Avoid compiler warnings about ununsed variables. */
/* Requesting action from porter(s): override this API if this capability is supported. */
/* Requesting action from porters: override this API if this capability is supported. */
}
/**
* Setup a callback for when GattClient receives an update event
* corresponding to a change in value of a characteristic on the remote
* GattServer.
* Set up a callback for when the GATT client receives an update event
* corresponding to a change in the value of a characteristic on the remote
* GATT server.
*/
void onHVX(HVXCallback_t callback) {
onHVXCallback = callback;
@ -286,7 +286,7 @@ public:
protected:
GattClient() {
/* empty */
/* Empty */
}
/* Entry points for the underlying stack to report events back to the user. */
@ -315,7 +315,7 @@ protected:
HVXCallback_t onHVXCallback;
private:
/* disallow copy and assignment */
/* Disallow copy and assignment. */
GattClient(const GattClient &);
GattClient& operator=(const GattClient &);
};

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