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Fixed bug in postPairingsURL logic

This commit is contained in:
Gregg 2022-10-31 21:08:45 -05:00
parent f775a63b7a
commit dd3cc8ab3b
1 changed files with 16 additions and 31 deletions
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29
src/HAP.cpp
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@ -931,29 +931,24 @@ int HAPClient::postPairingsURL(){
break;
}
if((newCont=findController(tlv8.buf(kTLVType_Identifier)))){
if((newCont=findController(tlv8.buf(kTLVType_Identifier))) && memcmp(tlv8.buf(kTLVType_PublicKey),newCont->LTPK,32)){ // requested Controller already exists, but LTPKs don't match
Serial.print("\n*** ERROR: Invalid request to update the LTPK of an exsiting Controller\n\n");
tlv8.clear(); // clear TLV records
tlv8.val(kTLVType_State,pairState_M2); // set State=<M2>
if(!memcmp(cPair->LTPK,newCont->LTPK,32)){ // requested Controller already exists and LTPK matches
newCont->admin=tlv8.val(kTLVType_Permissions)==1?true:false; // update permission of matching Controller
} else {
tlv8.val(kTLVType_Error,tagError_Unknown); // set Error=Unknown
}
break;
}
if(!(newCont=getFreeController())){
if(!addController(tlv8.buf(kTLVType_Identifier),tlv8.buf(kTLVType_PublicKey),tlv8.val(kTLVType_Permissions)==1?true:false)){
Serial.print("\n*** ERROR: Can't pair more than ");
Serial.print(MAX_CONTROLLERS);
Serial.print(" Controllers\n\n");
tlv8.clear(); // clear TLV records
tlv8.val(kTLVType_State,pairState_M2); // set State=<M2>
tlv8.val(kTLVType_Error,tagError_MaxPeers); // set Error=Unknown (there is no specific error type for missing/bad TLV data)
tlv8.val(kTLVType_Error,tagError_MaxPeers); // set Error=MaxPeers
break;
}
addController(tlv8.buf(kTLVType_Identifier),tlv8.buf(kTLVType_PublicKey),tlv8.val(kTLVType_Permissions)==1?true:false);
tlv8.clear(); // clear TLV records
tlv8.val(kTLVType_State,pairState_M2); // set State=<M2>
break;
@ -1539,15 +1534,9 @@ void HAPClient::charPrintRow(uint8_t *buf, int n){
Controller *HAPClient::findController(uint8_t *id){
for(int i=0;i<MAX_CONTROLLERS;i++){ // loop over all controller slots
if(controllers[i].allocated && !memcmp(controllers[i].ID,id,36)){ // found matching ID
LOG2("Found Controller: ");
if(homeSpan.logLevel>1)
charPrintRow(id,36);
LOG2(controllers[i].admin?" (admin)\n":" (regular)\n");
if(controllers[i].allocated && !memcmp(controllers[i].ID,id,36)) // found matching ID
return(controllers+i); // return with pointer to matching controller
}
} // loop
return(NULL); // no match
}
@ -1557,7 +1546,6 @@ Controller *HAPClient::findController(uint8_t *id){
Controller *HAPClient::getFreeController(){
for(int i=0;i<MAX_CONTROLLERS;i++){ // loop over all controller slots
if(!controllers[i].allocated) // found free slot
return(controllers+i); // return with pointer to free slot
}
@ -1571,7 +1559,7 @@ Controller *HAPClient::addController(uint8_t *id, uint8_t *ltpk, boolean admin){
Controller *slot;
if((slot=findController(id))){
if((slot=findController(id))){ // found existing controller
memcpy(slot->LTPK,ltpk,32);
slot->admin=admin;
LOG2("\n*** Updated Controller: ");
@ -1581,7 +1569,7 @@ Controller *HAPClient::addController(uint8_t *id, uint8_t *ltpk, boolean admin){
return(slot);
}
if((slot=getFreeController())){
if((slot=getFreeController())){ // get slot for new controller, if available
slot->allocated=true;
memcpy(slot->ID,id,36);
memcpy(slot->LTPK,ltpk,32);
@ -1593,9 +1581,6 @@ Controller *HAPClient::addController(uint8_t *id, uint8_t *ltpk, boolean admin){
return(slot);
}
Serial.print("\n*** WARNING: No open slots. Can't add Controller: ");
hexPrintRow(id,36);
Serial.print(admin?" (admin)\n\n":" (regular)\n\n\n");
return(NULL);
}