int SSDPNotifyBye::Process(struct sockaddr* sender, std::vector<SSDP_HTTP_HEADER*> msgheaders){
int ret = 0;
u8* usn;
int usnlen;
ssdpuuid uuid;
//Get the Device USN (Unique Service Name)
ret=GetHeaderValueFromCollection(msgheaders, (u8*)"USN", 3, &usn, &usnlen);
if(ret != 0 || usnlen<=0){
ret = -1;
goto EXIT;
}
ret = ParseUSN(usn, usnlen, &uuid);
if(ret < 0){
goto EXIT; //Unknown format
}
//Delete the UUID
//Specs : If a control point has received at least one ssdp:byebye message of a root device, any of its embedded devices or any of its
// services then the control point can assume that all are no longer available.
mDB->DeleteDevicesByUuid(uuid.uuid, uuid.uuidlen);
printf("SSDPNotifyBey\n");
EXIT:
return ret;
}
int SSDPNotifyAlive::Process(struct sockaddr* sender, std::vector<SSDP_HTTP_HEADER*> msgheaders){
u8* usn;
int usnlen;
int ret;
u8* val;
int vallen;
int cache;
SSDPDBDevice *device;
//SSDPDBService *service;
ssdpuuid uuid;
//Get the Device USN (Unique Service Name)
ret=GetHeaderValueFromCollection(msgheaders, (u8*)"USN", 3, &usn, &usnlen);
if(ret != 0 || usnlen<=0){
ret = -1;
return ret;
}
ret = ParseUSN(usn, usnlen, &uuid);
if(ret < 0){
return ret;//Unknown format
}
mDB->Lock();
//Device or service update
//Is the device already registered ?
device = mDB->GetDevice(usn, usnlen);
GetHeaderValueFromCollection(msgheaders, (u8*)"CACHE-CONTROL", 13, &val, &vallen);
cache = cachecontroltoi(val, vallen);
if(device == NULL && cache >= 0){ //cachecontrol is mandatory, if not formatted well we ignore all to avoid conflicts with the db cleanup
device = mDB->InsertDevice(usn, usnlen);
memcpy(&(device->ip), (u8*)sender->sa_data+2, 4);
memcpy(&(device->port), sender->sa_data, 2);
device->port = ntohs(device->port);
//uuid
device->uuid.assign((const char*)uuid.uuid, uuid.uuidlen);
device->isroot = uuid.isrootdevice;
device->isdevice = uuid.isdevice;
device->isservice = uuid.isservice;
device->type.assign((const char*)uuid.type, uuid.typelen);
if(!device->isroot){
device->urn.assign((const char*)uuid.fullurn, uuid.fullurnlen);
device->version.assign((const char*)uuid.version, uuid.versionlen);
}
//host
GetHeaderValueFromCollection(msgheaders, (u8*)"HOST", 4, &val, &vallen);
device->host.assign((const char*)val, vallen);
//Location
GetHeaderValueFromCollection(msgheaders, (u8*)"LOCATION", 8, &val, &vallen);
device->location.assign((const char*)val, vallen);
//Workaround for MusicPal bug
size_t wrongdev = device->urn.find("schemas-upnp-org:device:RenderingControl:1");
if(wrongdev != std::string::npos){
//replace schemas-upnp-org:device:RenderingControl:1 with schemas-upnp-org:service:RenderingControl:1
char buf[] = "schemas-upnp-org:service:RenderingControl:1";
device->urn.replace(wrongdev, sizeof(buf), buf);
}
//end workaround
mDB->Unlock();
//Inform the observers
if(uuid.isdevice || uuid.isrootdevice){
mDB->DeviceUpdate(device);
}else if(uuid.isservice){
mDB->ServiceUpdate(device);
}
}
else
{
mDB->Unlock();
}
//always update cache control
if(device != NULL && cache >= 0){
mDB->UpdateCacheControl(uuid.uuid, uuid.uuidlen, cache);
}
//printf("%s\n", device->uuid.c_str());
//printf("SSDPNotifyAlive\n");
return ret;
}
int SSDPSearchResp::Process(struct sockaddr* sender, std::vector<SSDP_HTTP_HEADER*> msgheaders){
u8* usn;
int usnlen;
int ret;
u8* val;
int vallen;
int cache;
SSDPDBDevice *device;
//SSDPDBService *service;
ssdpuuid uuid;
//Get the Device USN (Unique Service Name)
ret=GetHeaderValueFromCollection(msgheaders, (u8*)"USN", 3, &usn, &usnlen);
if(ret != 0 || usnlen<=0){
ret = -1;
goto EXIT;
}
ret = ParseUSN(usn, usnlen, &uuid);
if(ret < 0){
goto EXIT; //Unknown format
}
mDB->Lock();
//Device or service update
//Is the device already registered ?
device = mDB->GetDevice(usn, usnlen);
GetHeaderValueFromCollection(msgheaders, (u8*)"CACHE-CONTROL", 13, &val, &vallen);
cache = cachecontroltoi(val, vallen);
if(device == NULL && cache >= 0){ //cachecontrol is mandatory, if not formatted well we ignore all to avoid conflicts with the db cleanup
device = mDB->InsertDevice(usn, usnlen);
memcpy(&(device->ip), (u8*)sender->sa_data+2, 4);
memcpy(&(device->port), sender->sa_data, 2);
device->port = ntohs(device->port);
//uuid
device->uuid.assign((const char*)uuid.uuid, uuid.uuidlen);
device->isroot = uuid.isrootdevice;
device->isdevice = uuid.isdevice;
device->isservice = uuid.isservice;
device->type.assign((const char*)uuid.type, uuid.typelen);
if(!device->isroot){
device->urn.assign((const char*)uuid.fullurn, uuid.fullurnlen);
device->version.assign((const char*)uuid.version, uuid.versionlen);
}
//host
GetHeaderValueFromCollection(msgheaders, (u8*)"HOST", 4, &val, &vallen);
device->host.assign((const char*)val, vallen);
//Location
GetHeaderValueFromCollection(msgheaders, (u8*)"LOCATION", 8, &val, &vallen);
device->location.assign((const char*)val, vallen);
//Workaround for MusicPal bug
int wrongloc = device->location.find("://127.0.0.1");
if(wrongloc > 0){
//replace 127.0.0.1 with source ip address
char ipbuf[255];
sprintf(ipbuf, "://%d.%d.%d.%d", (unsigned char)((char*)&(device->ip))[0], (unsigned char)((char*)&(device->ip))[1], (unsigned char)((char*)&(device->ip))[2], (unsigned char)((char*)&(device->ip))[3] );
device->location.replace(wrongloc, 12, ipbuf);
}
//end workaround
#pragma mark - Jon's chanages
//Workaround for another MusicPal bug
int wrongdev = device->urn.find("schemas-upnp-org:device:RenderingControl:1");
if(wrongdev > 0){
//replace schemas-upnp-org:device:RenderingControl:1 with schemas-upnp-org:service:RenderingControl:1
char buf[] = "schemas-upnp-org:service:RenderingControl:1";
device->urn.replace(wrongdev, sizeof(buf), buf);
}
//end workaround
// This is the place where we used to inform the observers
}
// Always Inform the observers
if(uuid.isdevice || uuid.isrootdevice){
mDB->DeviceUpdate(device);
}else if(uuid.isservice){
mDB->ServiceUpdate(device);
}
// End changes
//always update cache control
if(device != NULL && cache >= 0){
mDB->UpdateCacheControl(uuid.uuid, uuid.uuidlen, cache);
}
//printf("%s\n", device->uuid.c_str());
mDB->Unlock();
EXIT:
return ret;
}
