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Commit f9ba3b3

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committed
[WIP] Implement and test multiple concurrent connections
1 parent 95ce2e1 commit f9ba3b3

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4 files changed

+106
-2
lines changed

4 files changed

+106
-2
lines changed

‎src/local/BLELocalDevice.cpp

Lines changed: 35 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -265,6 +265,41 @@ BLEDevice BLELocalDevice::central()
265265
return ATT.central();
266266
}
267267

268+
BLEDevice BLELocalDevice::central(int index)
269+
{
270+
HCI.poll();
271+
272+
return ATT.central(index);
273+
}
274+
275+
int BLELocalDevice::centralCount()
276+
{
277+
HCI.poll();
278+
279+
return ATT.centralCount();
280+
}
281+
282+
BLEDevice BLELocalDevice::peripheral()
283+
{
284+
HCI.poll();
285+
286+
return ATT.peripheral();
287+
}
288+
289+
BLEDevice BLELocalDevice::peripheral(int index)
290+
{
291+
HCI.poll();
292+
293+
return ATT.peripheral(index);
294+
}
295+
296+
int BLELocalDevice::peripheralCount()
297+
{
298+
HCI.poll();
299+
300+
return ATT.peripheralCount();
301+
}
302+
268303
BLEDevice BLELocalDevice::available()
269304
{
270305
HCI.poll();

‎src/local/BLELocalDevice.h

Lines changed: 5 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -62,6 +62,11 @@ class BLELocalDevice {
6262
void stopScan();
6363

6464
BLEDevice central();
65+
BLEDevice central(int index);
66+
int centralCount();
67+
BLEDevice peripheral();
68+
BLEDevice peripheral(int index);
69+
int peripheralCount();
6570
BLEDevice available();
6671

6772
void setEventHandler(BLEDeviceEvent event, BLEDeviceEventHandler eventHandler);

‎src/utility/ATT.cpp

Lines changed: 61 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -497,19 +497,78 @@ bool ATTClass::disconnect()
497497
return (numDisconnects > 0);
498498
}
499499

500-
BLEDevice ATTClass::central()
500+
BLEDevice ATTClass::central()
501501
{
502+
return central(0);
503+
}
504+
505+
BLEDevice ATTClass::central(int index)
506+
{
507+
int currentIndex = 0;
502508
for (int i = 0; i < ATT_MAX_PEERS; i++) {
503509
if (_peers[i].connectionHandle == 0xffff || _peers[i].role != 0x01) {
504510
continue;
505511
}
506512

507-
return BLEDevice(_peers[i].addressType, _peers[i].address);
513+
if (currentIndex == index) {
514+
return BLEDevice(_peers[i].addressType, _peers[i].address);
515+
}
516+
currentIndex++;
508517
}
509518

510519
return BLEDevice();
511520
}
512521

522+
int ATTClass::centralCount()
523+
{
524+
int count = 0;
525+
for (int i = 0; i < ATT_MAX_PEERS; i++) {
526+
if (_peers[i].connectionHandle == 0xffff || _peers[i].role != 0x01) {
527+
continue;
528+
}
529+
530+
count++;
531+
}
532+
533+
return count;
534+
}
535+
536+
BLEDevice ATTClass::peripheral()
537+
{
538+
return peripheral(0);
539+
}
540+
541+
BLEDevice ATTClass::peripheral(int index)
542+
{
543+
int currentIndex = 0;
544+
for (int i = 0; i < ATT_MAX_PEERS; i++) {
545+
if (_peers[i].connectionHandle == 0xffff || _peers[i].role != 0x00) {
546+
continue;
547+
}
548+
549+
if (currentIndex == index) {
550+
return BLEDevice(_peers[i].addressType, _peers[i].address);
551+
}
552+
currentIndex++;
553+
}
554+
555+
return BLEDevice();
556+
}
557+
558+
int ATTClass::peripheralCount()
559+
{
560+
int count = 0;
561+
for (int i = 0; i < ATT_MAX_PEERS; i++) {
562+
if (_peers[i].connectionHandle == 0xffff || _peers[i].role != 0x00) {
563+
continue;
564+
}
565+
566+
count++;
567+
}
568+
569+
return count;
570+
}
571+
513572
bool ATTClass::handleNotify(uint16_t handle, const uint8_t* value, int length)
514573
{
515574
int numNotifications = 0;

‎src/utility/ATT.h

Lines changed: 5 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -67,6 +67,11 @@ class ATTClass {
6767
bool disconnect();
6868

6969
BLEDevice central();
70+
BLEDevice central(int index);
71+
int centralCount();
72+
BLEDevice peripheral();
73+
BLEDevice peripheral(int index);
74+
int peripheralCount();
7075

7176
bool handleNotify(uint16_t handle, const uint8_t* value, int length);
7277
bool handleInd(uint16_t handle, const uint8_t* value, int length);

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