Hugo Pristauz / Mbed 2 deprecated N06_NAND

A cute tiny piece of code implementing an IoT NAND device, demonstrating how to setup and advertise a cute GATT (NAND) service. The code has been tested on a Nordic nRF51822-DK.

Dependencies:   BLE_API mbed nRF51822

Fork of BLE_HeartRate_IDB0XA1 by ST

bricks/callback.cpp@26:dce30a5341bb, 2018-05-19 (annotated)

Committer:
hux
Date:
Sat May 19 14:10:17 2018 +0000
Revision:
26:dce30a5341bb
Published

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hux 26:dce30a5341bb 1 // callback.cpp - deal with callbacks
hux 26:dce30a5341bb 2
hux 26:dce30a5341bb 3 #include "bricks/blob.h"
hux 26:dce30a5341bb 4 #include "bricks/callback.h"
hux 26:dce30a5341bb 5 #include "bricks/trace.h"
hux 26:dce30a5341bb 6
hux 26:dce30a5341bb 7 //==============================================================================
hux 26:dce30a5341bb 8 // Setup Data Written Callback
hux 26:dce30a5341bb 9 //==============================================================================
hux 26:dce30a5341bb 10
hux 26:dce30a5341bb 11 static void (*cbWritten)(O&o) = 0; // where we have to follow up
hux 26:dce30a5341bb 12
hux 26:dce30a5341bb 13 // default onDataWritten callback
hux 26:dce30a5341bb 14
hux 26:dce30a5341bb 15 static void dfWritten(const GattWriteCallbackParams *params)
hux 26:dce30a5341bb 16 {
hux 26:dce30a5341bb 17 O o; // setup a blob
hux 26:dce30a5341bb 18 o.pWritten = params; // store to provide access
hux 26:dce30a5341bb 19
hux 26:dce30a5341bb 20 trace(o,2,"<data written>\n");
hux 26:dce30a5341bb 21
hux 26:dce30a5341bb 22 if (cbWritten)
hux 26:dce30a5341bb 23 (*cbWritten)(o); // user callback follow-up
hux 26:dce30a5341bb 24 }
hux 26:dce30a5341bb 25
hux 26:dce30a5341bb 26
hux 26:dce30a5341bb 27 void onWritten(O&o, void (*fptr)(O&o)) // setup data written callback
hux 26:dce30a5341bb 28 {
hux 26:dce30a5341bb 29 cbWritten = fptr; // remember function to follow-up
hux 26:dce30a5341bb 30 o.gattServer().onDataWritten(dfWritten);// actual calback setup in GATT
hux 26:dce30a5341bb 31 }
hux 26:dce30a5341bb 32
hux 26:dce30a5341bb 33 //==============================================================================
hux 26:dce30a5341bb 34 // Setup Connection Callback
hux 26:dce30a5341bb 35 //==============================================================================
hux 26:dce30a5341bb 36
hux 26:dce30a5341bb 37 static void (*cbConnect)(Blob&) = 0;// where we have to follow up
hux 26:dce30a5341bb 38
hux 26:dce30a5341bb 39 // default connection callback
hux 26:dce30a5341bb 40
hux 26:dce30a5341bb 41 static void dfConnect(const Gap::ConnectionCallbackParams_t *params)
hux 26:dce30a5341bb 42 {
hux 26:dce30a5341bb 43 O o; // setup a blob object
hux 26:dce30a5341bb 44 o.pConnect = params; // store to provide access
hux 26:dce30a5341bb 45
hux 26:dce30a5341bb 46 trace(o,2,"<connect>\n");
hux 26:dce30a5341bb 47
hux 26:dce30a5341bb 48 if (cbConnect)
hux 26:dce30a5341bb 49 (*cbConnect)(o); // user callback follow-up
hux 26:dce30a5341bb 50 }
hux 26:dce30a5341bb 51
hux 26:dce30a5341bb 52 void onConnect(O&o,void(*fptr)(O&)) // setup connection callback
hux 26:dce30a5341bb 53 {
hux 26:dce30a5341bb 54 cbConnect = fptr; // remember function to follow-up
hux 26:dce30a5341bb 55 o.gap().onConnection(dfConnect); // actual callback setup in GAP
hux 26:dce30a5341bb 56 }
hux 26:dce30a5341bb 57
hux 26:dce30a5341bb 58 //==============================================================================
hux 26:dce30a5341bb 59 // Setup Disconnection Callback
hux 26:dce30a5341bb 60 //==============================================================================
hux 26:dce30a5341bb 61
hux 26:dce30a5341bb 62 static void (*cbDisconnect)(O&o) = 0; // where we have to follow up
hux 26:dce30a5341bb 63
hux 26:dce30a5341bb 64 // default disconnection callback
hux 26:dce30a5341bb 65
hux 26:dce30a5341bb 66 static void dfDisconnect(const Gap::DisconnectionCallbackParams_t *params)
hux 26:dce30a5341bb 67 {
hux 26:dce30a5341bb 68 Blob o; // setup a blob
hux 26:dce30a5341bb 69 o.pDisconnect = params; // store to provide access
hux 26:dce30a5341bb 70
hux 26:dce30a5341bb 71 trace(o,2,"<disconnected>\n");
hux 26:dce30a5341bb 72
hux 26:dce30a5341bb 73 if (cbDisconnect)
hux 26:dce30a5341bb 74 (*cbDisconnect)(o); // user callback follow-up
hux 26:dce30a5341bb 75 }
hux 26:dce30a5341bb 76
hux 26:dce30a5341bb 77 void onDisconnect(O&o,void(*fptr)(O&o)) // setup disconnection callback
hux 26:dce30a5341bb 78 {
hux 26:dce30a5341bb 79 cbDisconnect = fptr; // remember function to follow-up
hux 26:dce30a5341bb 80
hux 26:dce30a5341bb 81 o.gap().onDisconnection(dfDisconnect);// actualcallback setup in GAP
hux 26:dce30a5341bb 82 }
hux 26:dce30a5341bb 83