BLE
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Diff: ble/GattClient.h
- Revision:
- 1111:0a797e141266
- Parent:
- 1091:148d8b9b56a5
- Child:
- 1112:30326e58c830
diff -r 09e9c8c2a5bb -r 0a797e141266 ble/GattClient.h --- a/ble/GattClient.h Mon Jan 11 08:51:58 2016 +0000 +++ b/ble/GattClient.h Mon Jan 11 08:51:58 2016 +0000 @@ -20,6 +20,7 @@ #include "Gap.h" #include "GattAttribute.h" #include "ServiceDiscovery.h" +#include "CharacteristicDescriptorDiscovery.h" #include "GattCallbackParamTypes.h" @@ -219,8 +220,8 @@ * 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 + * 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. @@ -249,8 +250,8 @@ /* Event callback handlers. */ public: /** - * Set up a callback for read response events. - * It is possible to remove registered callbacks using + * Set up a callback for read response events. + * It is possible to remove registered callbacks using * onDataRead().detach(callbackToRemove) */ void onDataRead(ReadCallback_t callback) { @@ -260,7 +261,7 @@ /** * @brief provide access to the callchain of read callbacks * It is possible to register callbacks using onDataRead().add(callback); - * It is possible to unregister callbacks using onDataRead().detach(callback) + * It is possible to unregister callbacks using onDataRead().detach(callback) * @return The read callbacks chain */ ReadCallbackChain_t& onDataRead() { @@ -269,7 +270,7 @@ /** * Set up a callback for write response events. - * It is possible to remove registered callbacks using + * It is possible to remove registered callbacks using * onDataWritten().detach(callbackToRemove). * @Note: Write commands (issued using writeWoResponse) don't generate a response. */ @@ -280,10 +281,10 @@ /** * @brief provide access to the callchain of data written callbacks * It is possible to register callbacks using onDataWritten().add(callback); - * It is possible to unregister callbacks using onDataWritten().detach(callback) + * It is possible to unregister callbacks using onDataWritten().detach(callback) * @return The data written callbacks chain */ - WriteCallbackChain_t& onDataWritten() { + WriteCallbackChain_t& onDataWritten() { return onDataWriteCallbackChain; } @@ -308,6 +309,59 @@ } /** + * @brief launch discovery of descriptors for a given characteristic + * @details This function will discover all descriptors available for a + * specific characteristic. + * + * @param characteristic[in] The characteristic targeted by this discovery + * procedure + * @param discoveryCallback[in] User function called each time a descriptor + * is found during the procedure. + * @param terminationCallback[in] User provided function which will be called + * once the discovery procedure is terminating. This will get called when all + * the descriptors have been discovered or if an error occur during the discovery + * procedure. + * + * @return + * BLE_ERROR_NONE if characteristic descriptor discovery is launched + * successfully; else an appropriate error. + */ + virtual ble_error_t discoverCharacteristicDescriptors( + const DiscoveredCharacteristic& characteristic, + const CharacteristicDescriptorDiscovery::DiscoveryCallback_t& discoveryCallback, + const CharacteristicDescriptorDiscovery::TerminationCallback_t& terminationCallback) { + (void) characteristic; + (void) discoveryCallback; + (void) terminationCallback; + /* Requesting action from porter(s): override this API if this capability is supported. */ + return BLE_ERROR_NOT_IMPLEMENTED; + } + + /** + * @brief Indicate if the discovery of characteristic descriptors is active for a given characteristic + * or not. + * @param characteristic[in] The characteristic concerned by the descriptors discovery. + * @return true if a descriptors discovery is active for the characteristic in input; otherwise false. + */ + virtual bool isCharacteristicDescriptorDiscoveryActive(const DiscoveredCharacteristic& characteristic) const + { + (void) characteristic; + return false; /* Requesting action from porter(s): override this API if this capability is supported. */ + } + + /** + * @brief Terminate an ongoing characteristic descriptor discovery. + * @detail This should result in an invocation of the TerminationCallback if + * the characteristic descriptor discovery is active. + * @param characteristic[in] The characteristic on which the running descriptors + * discovery should be stopped. + */ + virtual void terminateCharacteristicDescriptorDiscovery(const DiscoveredCharacteristic& characteristic) { + /* Requesting action from porter(s): override this API if this capability is supported. */ + (void) characteristic; + } + + /** * 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. @@ -352,10 +406,10 @@ /** * @brief provide access to the callchain of HVX callbacks * It is possible to register callbacks using onHVX().add(callback); - * It is possible to unregister callbacks using onHVX().detach(callback) + * It is possible to unregister callbacks using onHVX().detach(callback) * @return The HVX callbacks chain */ - HVXCallbackChain_t& onHVX() { + HVXCallbackChain_t& onHVX() { return onHVXCallbackChain; }