Wang Xinglu
High level Bluetooth Low Energy API and radio abstraction layer
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BLE_API
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Bluetooth Low Energy
Diff: ble/BLE.h
- Revision:
- 888:e43584ccdf03
- Parent:
- 887:fed45b77c90c
- Child:
- 1042:21a86ac7f5b1
diff -r fed45b77c90c -r e43584ccdf03 ble/BLE.h
--- a/ble/BLE.h Thu Nov 26 12:51:59 2015 +0000
+++ b/ble/BLE.h Thu Nov 26 12:51:59 2015 +0000
@@ -30,12 +30,12 @@
#include "mbed_error.h"
#endif
-/* forward declaration for the implementation class */
+/* Forward declaration for the implementation class */
class BLEInstanceBase;
/**
- * The base class used to abstract away BLE capable radio transceivers or SOCs,
- * to enable this BLE API to work with any radio transparently.
+ * The base class used to abstract away BLE-capable radio transceivers or SOCs,
+ * so that the BLE API can work with any radio transparently.
*/
class BLE
{
@@ -48,13 +48,13 @@
* @param ble
* A reference to the BLE instance being initialized.
* @param error
- * This captures the result of initialization. It is set to
+ * Captures the result of initialization. It is set to
* BLE_ERROR_NONE if initialization completed successfully. Else
* the error value is implementation specific.
*/
struct InitializationCompleteCallbackContext {
- BLE& ble; /* Reference to the BLE object which has been initialized */
- ble_error_t error; /* Error status of the initialization. It is set to BLE_ERROR_NONE initialization completed successfully. */
+ BLE& ble; /* Reference to the BLE object that has been initialized */
+ ble_error_t error; /* Error status of the initialization. It is set to BLE_ERROR_NONE if initialization completed successfully. */
};
/**
@@ -72,15 +72,15 @@
*
* init() hands control to the underlying BLE module to accomplish
* initialization. This initialization may tacitly depend on other hardware
- * setup (such as clocks or power-modes) which happens early on during
- * system startup. It may not be safe to call init() from global static
- * context where ordering is compiler specific and can't be guaranteed--it
+ * setup (such as clocks or power-modes) that happens early on during
+ * system startup. It may not be safe to call init() from a global static
+ * context where ordering is compiler-specific and can't be guaranteed - it
* is safe to call BLE::init() from within main().
*
* @param initCompleteCallback
* A callback for when initialization completes for a BLE
- * instance. This is an optional parameter, if no callback is
- * setup the application can still determine the status of
+ * instance. This is an optional parameter; if no callback is
+ * set up the application can still determine the status of
* initialization using BLE::hasInitialized() (see below).
*
* @return BLE_ERROR_NONE if the initialization procedure was started
@@ -91,8 +91,8 @@
*
* @note In some cases, initialization is instantaneous (or blocking); if
* so, it is acceptable for the stack-specific implementation of init()
- * to invoke the completion callback directly--i.e. within its own
- * context.
+ * to invoke the completion callback directly (within its own
+ * context).
*
* @note Nearly all BLE APIs would return
* BLE_ERROR_INITIALIZATION_INCOMPLETE if used on an instance before the
@@ -121,7 +121,7 @@
* @return true if initialization has completed for the underlying BLE
* transport.
*
- * The application can setup a callback to signal completion of
+ * The application can set up a callback to signal completion of
* initialization when using init(). Otherwise, this method can be used to
* poll the state of initialization.
*/
@@ -138,7 +138,7 @@
* This call allows the application to get the BLE stack version information.
*
* @return A pointer to a const string representing the version.
- * Note: The string is owned by the BLE_API.
+ * Note: The string is owned by BLE_API.
*/
const char *getVersion(void);
@@ -173,8 +173,8 @@
/**
* Yield control to the BLE stack or to other tasks waiting for events. This
- * is a sleep function which will return when there is an application
- * specific interrupt, but the MCU might wake up several times before
+ * is a sleep function that will return when there is an application-specific
+ * interrupt, but the MCU might wake up several times before
* returning (to service the stack). This is not always interchangeable with
* WFE().
*/
@@ -196,19 +196,19 @@
* directly, as it returns references to singletons.
*
* @param[in] id
- * Instance-ID. This should be less than NUM_INSTANCES in order
+ * Instance-ID. This should be less than NUM_INSTANCES
* for the returned BLE singleton to be useful.
*
- * @return a reference to a single object
+ * @return a reference to a single object.
*/
static BLE &Instance(InstanceID_t id = DEFAULT_INSTANCE);
/**
- * Constructor for a handle to a BLE instance (i.e. BLE stack). BLE handles
- * are thin wrappers around a transport object (i.e. ptr. to
+ * Constructor for a handle to a BLE instance (the BLE stack). BLE handles
+ * are thin wrappers around a transport object (that is, ptr. to
* BLEInstanceBase).
*
- * BLE objects are are better created as singletons accessed through the
+ * It is better to create BLE objects as singletons accessed through the
* Instance() method. If multiple BLE handles are constructed for the same
* interface (using this constructor), they will share the same underlying
* transport object.
@@ -279,8 +279,8 @@
* This field must be set to 0 if connectionMode is equal
* to ADV_CONNECTABLE_DIRECTED.
*
- * @note: Decreasing this value will allow central devices to detect a
- * peripheral faster at the expense of more power being used by the radio
+ * @note: Decreasing this value allows central devices to detect a
+ * peripheral faster, at the expense of more power being used by the radio
* due to the higher data transmit rate.
*
* @note: This API is now *deprecated* and will be dropped in the future.
@@ -292,7 +292,7 @@
* 'interval' argument. That required an explicit conversion from
* milliseconds using Gap::MSEC_TO_GAP_DURATION_UNITS(). This conversion is
* no longer required as the new units are milliseconds. Any application
- * code depending on the old semantics would need to be updated accordingly.
+ * code depending on the old semantics needs to be updated accordingly.
*/
void setAdvertisingInterval(uint16_t interval) {
gap().setAdvertisingInterval(interval);
@@ -349,7 +349,7 @@
}
/**
- * Setup a particular, user-constructed set of advertisement parameters for
+ * Set up a particular, user-constructed set of advertisement parameters for
* the underlying stack. It would be uncommon for this API to be used
* directly; there are other APIs to tweak advertisement parameters
* individually (see above).
@@ -379,11 +379,11 @@
/**
* Accumulate an AD structure in the advertising payload. Please note that
* the payload is limited to 31 bytes. The SCAN_RESPONSE message may be used
- * as an additional 31 bytes if the advertising payload proves to be too
+ * as an additional 31 bytes if the advertising payload is too
* small.
*
* @param[in] flags
- * The flags to be added. Please refer to
+ * The flags to add. Please refer to
* GapAdvertisingData::Flags for valid flags. Multiple
* flags may be specified in combination.
*
@@ -399,7 +399,7 @@
/**
* Accumulate an AD structure in the advertising payload. Please note that
* the payload is limited to 31 bytes. The SCAN_RESPONSE message may be used
- * as an additional 31 bytes if the advertising payload proves to be too
+ * as an additional 31 bytes if the advertising payload is too
* small.
*
* @param[in] app
@@ -417,7 +417,7 @@
/**
* Accumulate an AD structure in the advertising payload. Please note that
* the payload is limited to 31 bytes. The SCAN_RESPONSE message may be used
- * as an additional 31 bytes if the advertising payload proves to be too
+ * as an additional 31 bytes if the advertising payload is too
* small.
*
* @param[in] app
@@ -437,11 +437,11 @@
* Accumulate a variable length byte-stream as an AD structure in the
* advertising payload. Please note that the payload is limited to 31 bytes.
* The SCAN_RESPONSE message may be used as an additional 31 bytes if the
- * advertising payload proves to be too small.
+ * advertising payload is too small.
*
- * @param type The type which describes the variable length data.
- * @param data data bytes.
- * @param len length of data.
+ * @param type The type that describes the variable length data.
+ * @param data Data bytes.
+ * @param len Data length.
*
* @note: This API is now *deprecated* and will be dropped in the future.
* You should use the parallel API from Gap directly. A former call to
@@ -482,7 +482,7 @@
/**
* Reset any advertising payload prepared from prior calls to
* accumulateAdvertisingPayload(). This automatically propagates the re-
- * initialized adv payload to the underlying stack.
+ * initialized advertising payload to the underlying stack.
*
* @note: This API is now *deprecated* and will be dropped in the future.
* You should use the parallel API from Gap directly. A former call to
@@ -512,9 +512,9 @@
* Accumulate a variable length byte-stream as an AD structure in the
* scanResponse payload.
*
- * @param[in] type The type which describes the variable length data.
- * @param[in] data data bytes.
- * @param[in] len length of data.
+ * @param[in] type The type that describes the variable length data.
+ * @param[in] data Data bytes.
+ * @param[in] len Data length.
*
* @note: This API is now *deprecated* and will be dropped in the future.
* You should use the parallel API from Gap directly. A former call to
@@ -563,13 +563,13 @@
}
/**
- * Setup parameters for GAP scanning--i.e. observer mode.
+ * Set up parameters for GAP scanning (observer mode).
* @param[in] interval
* Scan interval (in milliseconds) [valid values lie between 2.5ms and 10.24s].
* @param[in] window
* Scan Window (in milliseconds) [valid values lie between 2.5ms and 10.24s].
* @param[in] timeout
- * Scan timeout (in seconds) between 0x0001 and 0xFFFF, 0x0000 disables timeout.
+ * Scan timeout (in seconds) between 0x0001 and 0xFFFF; 0x0000 disables timeout.
* @param[in] activeScanning
* Set to True if active-scanning is required. This is used to fetch the
* scan response from a peer if possible.
@@ -599,7 +599,7 @@
}
/**
- * Setup the scanInterval parameter for GAP scanning--i.e. observer mode.
+ * Set up the scanInterval parameter for GAP scanning (observer mode).
* @param[in] interval
* Scan interval (in milliseconds) [valid values lie between 2.5ms and 10.24s].
*
@@ -623,7 +623,7 @@
}
/**
- * Setup the scanWindow parameter for GAP scanning--i.e. observer mode.
+ * Set up the scanWindow parameter for GAP scanning (observer mode).
* @param[in] window
* Scan Window (in milliseconds) [valid values lie between 2.5ms and 10.24s].
*
@@ -647,9 +647,9 @@
}
/**
- * Setup parameters for GAP scanning--i.e. observer mode.
+ * Set up parameters for GAP scanning (observer mode).
* @param[in] timeout
- * Scan timeout (in seconds) between 0x0001 and 0xFFFF, 0x0000 disables timeout.
+ * Scan timeout (in seconds) between 0x0001 and 0xFFFF; 0x0000 disables timeout.
*
* The scanning window divided by the interval determines the duty cycle for
* scanning. For example, if the interval is 100ms and the window is 10ms,
@@ -673,7 +673,7 @@
}
/**
- * Setup parameters for GAP scanning--i.e. observer mode.
+ * Set up parameters for GAP scanning (observer mode).
* @param[in] activeScanning
* Set to True if active-scanning is required. This is used to fetch the
* scan response from a peer if possible.
@@ -695,7 +695,7 @@
* effect.
*
* @param[in] callback
- * The application specific callback to be invoked upon
+ * The application-specific callback to be invoked upon
* receiving every advertisement report. This can be passed in
* as NULL, in which case scanning may not be enabled at all.
*
@@ -742,9 +742,9 @@
* @param connectionParams
* Connection parameters.
* @param scanParams
- * Paramters to be used while scanning for the peer.
+ * Paramters to use while scanning for the peer.
* @return BLE_ERROR_NONE if connection establishment procedure is started
- * successfully. The onConnection callback (if set) will be invoked upon
+ * successfully. The onConnection callback (if set) is invoked upon
* a connection event.
*
* @note: This API is now *deprecated* and will be dropped in the future.
@@ -760,43 +760,43 @@
}
/**
- * This call initiates the disconnection procedure, and its completion will
- * be communicated to the application with an invocation of the
+ * This call initiates the disconnection procedure, and its completion is
+ * communicated to the application with an invocation of the
* onDisconnection callback.
*
* @param[in] connectionHandle
* @param[in] reason
- * The reason for disconnection to be sent back to the peer.
+ * The reason for disconnection; sent back to the peer.
*/
ble_error_t disconnect(Gap::Handle_t connectionHandle, Gap::DisconnectionReason_t reason) {
return gap().disconnect(connectionHandle, reason);
}
/**
- * This call initiates the disconnection procedure, and its completion will
- * be communicated to the application with an invocation of the
+ * This call initiates the disconnection procedure, and its completion
+ * is communicated to the application with an invocation of the
* onDisconnection callback.
*
* @param reason
- * The reason for disconnection to be sent back to the peer.
+ * The reason for disconnection; sent back to the peer.
*
* @note: This API is now *deprecated* and will be dropped in the future.
* You should use the parallel API from Gap directly. A former call to
* ble.disconnect(reason) should be replaced with
* ble.gap().disconnect(reason).
*
- * @note: this version of disconnect() doesn't take a connection handle. It
- * will work reliably only for stacks which are limited to a single
+ * @note: This version of disconnect() doesn't take a connection handle. It
+ * works reliably only for stacks that are limited to a single
* connection. This API should be considered *deprecated* in favour of the
- * alternative which takes a connection handle. It will be dropped in the future.
+ * alternative, which takes a connection handle. It will be dropped in the future.
*/
ble_error_t disconnect(Gap::DisconnectionReason_t reason) {
return gap().disconnect(reason);
}
/**
- * Returns the current GAP state of the device using a bitmask which
- * describes whether the device is advertising and/or connected.
+ * Returns the current GAP state of the device using a bitmask that
+ * describes whether the device is advertising or connected.
*
* @note: This API is now *deprecated* and will be dropped in the future.
* You should use the parallel API from Gap directly. A former call to
@@ -808,7 +808,7 @@
}
/**
- * Get the GAP peripheral preferred connection parameters. These are the
+ * Get the GAP peripheral's preferred connection parameters. These are the
* defaults that the peripheral would like to have in a connection. The
* choice of the connection parameters is eventually up to the central.
*
@@ -829,7 +829,7 @@
}
/**
- * Set the GAP peripheral preferred connection parameters. These are the
+ * Set the GAP peripheral's preferred connection parameters. These are the
* defaults that the peripheral would like to have in a connection. The
* choice of the connection parameters is eventually up to the central.
*
@@ -977,7 +977,7 @@
}
/**
- * Read the value of a characteristic from the local GattServer
+ * Read the value of a characteristic from the local GattServer.
* @param[in] attributeHandle
* Attribute handle for the value attribute of the characteristic.
* @param[out] buffer
@@ -985,7 +985,7 @@
* @param[in/out] lengthP
* Length of the buffer being supplied. If the attribute
* value is longer than the size of the supplied buffer,
- * this variable will hold upon return the total attribute value length
+ * this variable will return the total attribute value length
* (excluding offset). The application may use this
* information to allocate a suitable buffer size.
*
@@ -1001,7 +1001,7 @@
}
/**
- * Read the value of a characteristic from the local GattServer
+ * Read the value of a characteristic from the local GattServer.
* @param[in] connectionHandle
* Connection Handle.
* @param[in] attributeHandle
@@ -1011,13 +1011,13 @@
* @param[in/out] lengthP
* Length of the buffer being supplied. If the attribute
* value is longer than the size of the supplied buffer,
- * this variable will hold upon return the total attribute value length
+ * this variable will return the total attribute value length
* (excluding offset). The application may use this
* information to allocate a suitable buffer size.
*
* @return BLE_ERROR_NONE if a value was read successfully into the buffer.
*
- * @note This API is a version of above with an additional connection handle
+ * @note This API is a version of the above, with an additional connection handle
* parameter to allow fetches for connection-specific multivalued
* attributes (such as the CCCDs).
*
@@ -1034,16 +1034,16 @@
* Update the value of a characteristic on the local GattServer.
*
* @param[in] attributeHandle
- * Handle for the value attribute of the Characteristic.
+ * Handle for the value attribute of the characteristic.
* @param[in] value
- * A pointer to a buffer holding the new value
+ * A pointer to a buffer holding the new value.
* @param[in] size
* Size of the new value (in bytes).
* @param[in] localOnly
* Should this update be kept on the local
* GattServer regardless of the state of the
* notify/indicate flag in the CCCD for this
- * Characteristic? If set to true, no notification
+ * characteristic? If set to true, no notification
* or indication is generated.
*
* @return BLE_ERROR_NONE if we have successfully set the value of the attribute.
@@ -1062,7 +1062,7 @@
/**
* Update the value of a characteristic on the local GattServer. A version
- * of the same as above with connection handle parameter to allow updates
+ * of the above, with a connection handle parameter to allow updates
* for connection-specific multivalued attributes (such as the CCCDs).
*
* @param[in] connectionHandle
@@ -1070,7 +1070,7 @@
* @param[in] attributeHandle
* Handle for the value attribute of the Characteristic.
* @param[in] value
- * A pointer to a buffer holding the new value
+ * A pointer to a buffer holding the new value.
* @param[in] size
* Size of the new value (in bytes).
* @param[in] localOnly
@@ -1097,14 +1097,14 @@
/**
* Enable the BLE stack's Security Manager. The Security Manager implements
- * the actual cryptographic algorithms and protocol exchanges that allow two
+ * the cryptographic algorithms and protocol exchanges that allow two
* devices to securely exchange data and privately detect each other.
* Calling this API is a prerequisite for encryption and pairing (bonding).
*
* @param[in] enableBonding Allow for bonding.
- * @param[in] requireMITM Require protection for man-in-the-middle attacks.
- * @param[in] iocaps To specify IO capabilities of this peripheral,
- * such as availability of a display or keyboard to
+ * @param[in] requireMITM Require protection against man-in-the-middle attacks.
+ * @param[in] iocaps To specify the I/O capabilities of this peripheral,
+ * such as availability of a display or keyboard, to
* support out-of-band exchanges of security data.
* @param[in] passkey To specify a static passkey.
*
@@ -1126,9 +1126,9 @@
* Get the security status of a connection.
*
* @param[in] connectionHandle Handle to identify the connection.
- * @param[out] securityStatusP security status.
+ * @param[out] securityStatusP Security status.
*
- * @return BLE_SUCCESS Or appropriate error code indicating reason for failure.
+ * @return BLE_SUCCESS or appropriate error code indicating the reason of failure.
*
* @note: This API is now *deprecated* and will be dropped in the future.
* You should use the parallel API from SecurityManager directly. A former
@@ -1143,8 +1143,8 @@
* Delete all peer device context and all related bonding information from
* the database within the security manager.
*
- * @retval BLE_ERROR_NONE On success, else an error code indicating reason for failure.
- * @retval BLE_ERROR_INVALID_STATE If the API is called without module initialization and/or
+ * @retval BLE_ERROR_NONE On success; else returns an error code indicating the reason for the failure.
+ * @retval BLE_ERROR_INVALID_STATE If the API is called without module initialization or
* application registration.
*
* @note: This API is now *deprecated* and will be dropped in the future.
@@ -1157,7 +1157,7 @@
}
/**
- * Setup a callback for timeout events. Refer to Gap::TimeoutSource_t for
+ * Set up a callback for timeout events. Refer to Gap::TimeoutSource_t for
* possible event types.
*
* @note: This API is now *deprecated* and will be dropped in the future.
@@ -1170,7 +1170,7 @@
}
/**
- * Setup a callback for connection events. Refer to Gap::ConnectionEventCallback_t.
+ * Set up a callback for connection events. Refer to Gap::ConnectionEventCallback_t.
*
* @note: This API is now *deprecated* and will be dropped in the future.
* You should use the parallel API from Gap directly. A former call
@@ -1200,15 +1200,15 @@
/**
* Radio Notification is a feature that enables ACTIVE and INACTIVE
- * (nACTIVE) signals from the stack that notify the application when the
+ * (nACTIVE) signals from the stack. These notify the application when the
* radio is in use. The signal is sent using software interrupt.
*
- * The ACTIVE signal is sent before the Radio Event starts. The nACTIVE
- * signal is sent at the end of the Radio Event. These signals can be used
+ * The ACTIVE signal is sent before the radio event starts. The nACTIVE
+ * signal is sent at the end of the radio event. These signals can be used
* by the application programmer to synchronize application logic with radio
* activity. For example, the ACTIVE signal can be used to shut off external
* devices to manage peak current drawn during periods when the radio is on,
- * or to trigger sensor data collection for transmission in the Radio Event.
+ * or to trigger sensor data collection for transmission in the radio event.
*
* @param callback
* The application handler to be invoked in response to a radio
@@ -1227,11 +1227,11 @@
* Add a callback for the GATT event DATA_SENT (which is triggered when
* updates are sent out by GATT in the form of notifications).
*
- * @Note: it is possible to chain together multiple onDataSent callbacks
+ * @Note: It is possible to chain together multiple onDataSent callbacks
* (potentially from different modules of an application) to receive updates
* to characteristics.
*
- * @Note: it is also possible to setup a callback into a member function of
+ * @Note: It is also possible to set up a callback into a member function of
* some object.
*
* @note: This API is now *deprecated* and will be dropped in the future.
@@ -1247,18 +1247,18 @@
}
/**
- * Setup a callback for when an attribute has its value updated by or at the
- * connected peer. For a peripheral, this callback triggered when the local
+ * Set up a callback for when an attribute has its value updated by or at the
+ * connected peer. For a peripheral, this callback is triggered when the local
* GATT server has an attribute updated by a write command from the peer.
* For a Central, this callback is triggered when a response is received for
* a write request.
*
- * @Note: it is possible to chain together multiple onDataWritten callbacks
+ * @Note: It is possible to chain together multiple onDataWritten callbacks
* (potentially from different modules of an application) to receive updates
- * to characteristics. Many services, such as DFU and UART add their own
+ * to characteristics. Many services, such as DFU and UART, add their own
* onDataWritten callbacks behind the scenes to trap interesting events.
*
- * @Note: it is also possible to setup a callback into a member function of
+ * @Note: It is also possible to set up a callback into a member function of
* some object.
*
* @note: This API is now *deprecated* and will be dropped in the future.
@@ -1274,19 +1274,19 @@
}
/**
- * Setup a callback to be invoked on the peripheral when an attribute is
+ * Set up a callback to be invoked on the peripheral when an attribute is
* being read by a remote client.
*
- * @Note: this functionality may not be available on all underlying stacks.
+ * @Note: This functionality may not be available on all underlying stacks.
* You could use GattCharacteristic::setReadAuthorizationCallback() as an
* alternative.
*
- * @Note: it is possible to chain together multiple onDataRead callbacks
+ * @Note: It is possible to chain together multiple onDataRead callbacks
* (potentially from different modules of an application) to receive updates
* to characteristics. Services may add their own onDataRead callbacks
* behind the scenes to trap interesting events.
*
- * @Note: it is also possible to setup a callback into a member function of
+ * @Note: It is also possible to set up a callback into a member function of
* some object.
*
* @return BLE_ERROR_NOT_IMPLEMENTED if this functionality isn't available;
@@ -1305,7 +1305,7 @@
}
/**
- * Setup a callback for when notifications/indications are enabled for a
+ * Set up a callback for when notifications or indications are enabled for a
* characteristic on the local GattServer.
*
* @note: This API is now *deprecated* and will be dropped in the future.
@@ -1318,7 +1318,7 @@
}
/**
- * Setup a callback for when notifications/indications are disabled for a
+ * Set up a callback for when notifications or indications are disabled for a
* characteristic on the local GattServer.
*
* @note: This API is now *deprecated* and will be dropped in the future.
@@ -1331,7 +1331,7 @@
}
/**
- * Setup a callback for when the GATT server receives a response for an
+ * Set up a callback for when the GATT server receives a response for an
* indication event sent previously.
*
* @note: This API is now *deprecated* and will be dropped in the future.
@@ -1344,7 +1344,7 @@
}
/**
- * Setup a callback for when the security setup procedure (key generation
+ * Set up a callback for when the security setup procedure (key generation
* and exchange) for a link has started. This will be skipped for bonded
* devices. The callback is passed in parameters received from the peer's
* security request: bool allowBonding, bool requireMITM, and
@@ -1360,7 +1360,7 @@
}
/**
- * Setup a callback for when the security setup procedure (key generation
+ * Set up a callback for when the security setup procedure (key generation
* and exchange) for a link has completed. This will be skipped for bonded
* devices. The callback is passed in the success/failure status of the
* security setup procedure.
@@ -1375,9 +1375,9 @@
}
/**
- * Setup a callback for when a link with the peer is secured. For bonded
- * devices, subsequent reconnections with bonded peer will result only in
- * this callback when the link is secured and setup procedures will not
+ * Set up a callback for when a link with the peer is secured. For bonded
+ * devices, subsequent reconnections with a bonded peer will result only in
+ * this callback when the link is secured, and setup procedures will not
* occur unless the bonding information is either lost or deleted on either
* or both sides. The callback is passed in a SecurityManager::SecurityMode_t according
* to the level of security in effect for the secured link.
@@ -1392,7 +1392,7 @@
}
/**
- * Setup a callback for successful bonding; i.e. that link-specific security
+ * Set up a callback for successful bonding, meaning that link-specific security
* context is stored persistently for a peer device.
*
* @note: This API is now *deprecated* and will be dropped in the future.
@@ -1405,10 +1405,10 @@
}
/**
- * Setup a callback for when the passkey needs to be displayed on a
+ * Set up a callback for when the passkey needs to be displayed on a
* peripheral with DISPLAY capability. This happens when security is
- * configured to prevent Man-In-The-Middle attacks, and a PIN (or passkey)
- * needs to be exchanged between the peers to authenticate the connection
+ * configured to prevent Man-In-The-Middle attacks, and the peers need to exchange
+ * a passkey (or PIN) to authenticate the connection
* attempt.
*
* @note: This API is now *deprecated* and will be dropped in the future.
@@ -1435,7 +1435,7 @@
private:
InstanceID_t instanceID;
- BLEInstanceBase *transport; /* the device specific backend */
+ BLEInstanceBase *transport; /* The device-specific backend */
};
typedef BLE BLEDevice; /* DEPRECATED. This type alias is retained for the sake of compatibility with older