//! Creating OSERVCE__CLIENT_ONLINE packet
//! \return
//! \sa QOscarBA
QOscarBA QOscarOService::createOSERVICE__CLIENT_ONLINE()
{
QOscarBA ba(createPacket(0x0001, 0x0004, 0x0110, 0x08E4));
ba.append(createPacket(0x0013, 0x0004, 0x0110, 0x08E4));
ba.append(createPacket(0x0002, 0x0004, 0x0110, 0x08E4));
ba.append(createPacket(0x0003, 0x0004, 0x0110, 0x08E4));
ba.append(createPacket(0x0015, 0x0004, 0x0110, 0x08E4));
ba.append(createPacket(0x0004, 0x0004, 0x0110, 0x08E4));
ba.append(createPacket(0x0006, 0x0004, 0x0110, 0x08E4));
ba.append(createPacket(0x0009, 0x0004, 0x0110, 0x08E4));
ba.append(createPacket(0x000A, 0x0004, 0x0110, 0x08E4));
ba.append(createPacket(0x000B, 0x0004, 0x0110, 0x08E4));
return QSnac::toByteArray(0x0001, 0x0002, 0x00, 0x00, ba);
}
void Message::prepare()
{
if( !packet ) createPacket();
size_t totalSize = (size_t) ms->position;
size_t bufSize = GetCompressionBufferSize(totalSize);
enet_packet_resize(packet, bufSize);
MemoryStream pms;
StreamMemoryInit(&pms);
StreamMemorySetRawBuffer(&pms, packet->data);
EncodeVariableInteger(&pms, id);
StreamWrite(&pms, &flags, sizeof(flags));
if( GetBitFlag(flags, MessageFlags::Compressed) )
{
uint8* in = &ms->data[0];
uint8* out = pms.buffer + pms.position;
int32 length = fastlz_compress_level(1, in, totalSize, out);
pms.position += length;
}
else
{
enet_packet_resize(packet, totalSize + pms.position);
StreamWrite(&pms, &ms->data[0], totalSize);
}
packet->dataLength = (size_t) pms.position;
}
static void runTX(char c1, char c2, char c3, char c4)
{
// Initialize packet buffer of size PKTLEN + 1
uint8 txBuffer[PKTLEN+1] = {0};
P2SEL &= ~0x40; // P2SEL bit 6 (GDO0) set to one as default. Set to zero (I/O)
// connect ISR function to GPIO0, interrupt on falling edge
trxIsrConnect(GPIO_0, FALLING_EDGE, &radioRxTxISR);
// enable interrupt from GPIO_0
trxEnableInt(GPIO_0);
// create a random packet with PKTLEN + 2 byte packet counter + n x random bytes
createPacket(txBuffer, c1, c2, c3, c4);
// write packet to tx fifo
cc11xLSpiWriteTxFifo(txBuffer,sizeof(txBuffer));
// strobe TX to send packet
trxSpiCmdStrobe(CC110L_STX);
// wait for interrupt that packet has been sent.
// (Assumes the GPIO connected to the radioRxTxISR function is set
// to GPIOx_CFG = 0x06)
while(!packetSemaphore);
// clear semaphore flag
packetSemaphore = ISR_IDLE;
halLedToggle(LED1);
__delay_cycles(250000);
halLedToggle(LED1);
}
// sender uses the function
int send_file(int sock, struct sockaddr_in *recv_adr, char *filename, akh_disconn_response *disconn_response)
{
uint32_t seg_size = disconn_response->segment_size;
uint32_t req_num = disconn_response->segment_num;
uint32_t *seg_list = disconn_response->segment_list;
uint32_t seg_num;
akh_pdu_header header;
char buf[MAX_BUFFER_SIZE];
packet pac;
size_t buf_len, pac_len;
int i;
for(i = 0; i < req_num; i++) {
seg_num = seg_list[i];
header = createHeader(SS, seg_num);
buf_len = read_segment(buf, seg_size, seg_num, filename);
pac_len = createPacket(&pac, &header, buf, buf_len);
sendto(sock, pac, pac_len, 0, (struct sockaddr *)recv_adr, sizeof(*recv_adr));
deletePacket(pac);
puts("< send file segment >");
displayHeader(header);
}
return 0;
}
void client_printer()
{
Message_t msg, reply;
int reply_port, status, i, received = 0;
char * all_strings;
reply_port = getCurrentThreadId();
openPort(reply_port);
msg = (Message_t)malloc(sizeof(struct message));
reply = (Message_t)malloc(sizeof(struct message));
srand(getCurrentThreadId());
while(1)
{
if(rand() % 3 == 0)
{
createPacket(msg, PRINT, 10, 0);
printf("\n[Client_on_port_%d]:Sent message:\t", getCurrentThreadId());
if((status = Send(SERVER_PORT, msg))<0)
{
printf("\n[Client_%d]:Send error",getCurrentThreadId());
exit(-1);
}
if((status = Receive(reply_port, reply))<0)
{
printf("\n[Client_%d]:Receive error",getCurrentThreadId());
exit(-1);
}
all_strings = malloc((reply->total_size) * sizeof(char));
while(reply->error_code == 1)
{
for(i = 0; i < MESSAGE_LENGTH; i++)
all_strings[received++] = reply->msg[i];
if((status = Receive(reply_port, reply))<0)
{
printf("\n[Client_%d]:Receive error",getCurrentThreadId());
exit(-1);
}
}
if(reply->error_code != -1)
{
i=0;
while(received < reply->total_size)
all_strings[received++] = reply->msg[i++];
printf("Table Entries: \n %s", all_strings);
}
}
}
}
void Packet::prepare()
{
if( !packet ) createPacket();
size_t totalSize = (size_t) ms.getPosition();
size_t bufSize = GetCompressionBufferSize(totalSize);
enet_packet_resize(packet, bufSize);
MemoryStream pms;
pms.setRawBuffer(packet->data);
EncodeVariableInteger(&pms, id);
pms.write((uint8*) &flags, sizeof(flags));
if( GetBitFlag(flags, PacketFlags::Compressed) )
{
uint8* in = ms.data.Buffer();
uint8* out = pms.buffer + pms.position;
int32 length = fastlz_compress_level(1, in, totalSize, out);
pms.position += length;
}
else
{
enet_packet_resize(packet, totalSize + pms.position);
pms.write(ms.data.Buffer(), totalSize);
}
packet->dataLength = (size_t) pms.position;
}
maanet::packet* maaPacketStreamer::decode(maanet::dataBuffer* input, maanet::packetHeader* header ) {
if (input == NULL || header == NULL) {
return NULL;
}
//解析不出来头，则是纯代理数据
if (header->dataLen == 0) {
header->dataLen = input->getDataLen();
if (pattern == 1 ) {
header->type = 2;
} else if (pattern == 3) {
header->type = 3;
}
}
maanet::packet* _packet = createPacket(input, header);
if (_packet != NULL) {
if (!_packet->decode(input, header)) {
_packet->free();
_packet = NULL;
}
} else {
input->drainData(header->dataLen);
}
return _packet;
}
void Packet::registerPacketClass( PClassType eType, PacketCreateFuncType createFunc, const char* szClassName )
{
UT_return_if_fail( !createPacket(eType) ); // if this fails, we have a duplicate eType registration
ClassData cd;
cd.StaticConstructor = createFunc;
cd.ClassName = szClassName;
GetClassMap()[eType] = cd;
}
int main() {
Packet *packet = createPacket();
if (packet != NULL) {
destroyPacket(&packet);
handlePacket(packet);
}
return 0;
}
UdpOutPacket *UdpSession::createPacket(uint16 cmd, uint16 ackseq)
{
UdpOutPacket *p = new UdpOutPacket;
p->cmd = cmd;
p->seq = ++sendSeq;
createPacket(*p, cmd, sendSeq, ackseq);
return p;
}
//FONCTION : envoie le message à tous les clients
void Server::sendToAll(const QString &message)
{
QByteArray paquet=createPacket(message);
for (int i = 0; i < clients.size(); i++)
{
clients[i].sock->write(paquet);
}
qDebug() << "SENDING TO ALL " << message;
}
void* arriveThread(void* arg)
{
useconds_t sleepTime; //time to sleep
TimeVal startTime, endTime;
int emptyFlag;
int waitingTime;
sleepTime = -1;
emptyFlag = -1;
waitingTime = -1;
while(TRUE)
{
if(-1 == usleep(sleepTime))
{
printf("something wrong with usleep\n");
}
gettimeofday(&startTime, &tz);
Packet* p = createPacket();
if(p->requiredToken > g_tokenSize)
continue;
// ******start critical section*************
pthread_mutex_lock(&m);
emptyFlag = MyQueueEmpty(&arrivalQueue);
MyQueueEnqueue(&arrivalQueue, (void*)p);
if (emptyFlag && p->requiredToken <= g_tokens)
{
g_tokens -= p->requiredToken;
MyQueueDequeue(&arrivalQueue);
MyQueueEnqueue(&serverQueue, (void*)p);
if( 1 == My402ListLength(&serverQueue.list))
{
pthread_cond_signal(&newPacketToServer);
}
}
pthread_mutex_unlock(&m);
// *********end critical section*************
gettimeofday(&endTime, &tz);
// read file here if needed
sleepTime = waitingTime - diff2Timeval(startTime, endTime);
}
}
bool ESP8266::sendData (char * data, PacketType type, CmdType cmd ){
//DataPacket packet =
createPacket();
_sendingPacket.type = type;
_sendingPacket.cmd = cmd;
strcpy(_sendingPacket.data, data);
//return sendData(packet);
return sendData(_sendingPacket);
}
void sendValues(void){
char packet[162];
createPacket(packet);
if(uart1_check_free_space(162)){
int i;
for(i=0;i<162;i++){
downlink_send(packet[i]);
}
}
}
//FONCTION : envoie le message à tous les clients
void Server::sendToAllConnected(const QString &message)
{
QByteArray paquet=createPacket(message);
for (int i = 0; i < clients.size(); i++)
{
if(clients[i].isSending)
{
clients[i].sock->write(paquet);
}
}
qDebug() << "SENDING TO ALL CONNECTED" << message;
}
void client()
{
Message_t msg, reply;
int reply_port, status, code, func, packet_no = 0;
char precoded_string[15] = "+++--*+*-+--*-*";
int op = 0;
reply_port = getCurrentThreadId();
openPort(reply_port);
msg = (Message_t)malloc(sizeof(struct message));
reply = (Message_t)malloc(sizeof(struct message));
srand(getCurrentThreadId());
while(1)
{
if(precoded_string[op] == '+')
func = ADD;
else if(precoded_string[op] == '-')
func = DELETE;
else
func = MODIFY;
do
{
code = createPacket(msg, func, rand() % 10, packet_no++);
printf("\n[Client_on_port_%d]:Sent message:\t", getCurrentThreadId());
if((status = Send(SERVER_PORT, msg))<0)
{
printf("\n[Client_%d]:Send error",getCurrentThreadId());
exit(-1);
}
if((status = Receive(reply_port, reply))<0)
{
printf("\n[Client_%d]:Receive error",getCurrentThreadId());
exit(-1);
}
if(reply->error_code == -1) break;
}while(code);
if(++op == 15)
op=0;
packet_no = 0;
sleep(1);
}
closePort(reply_port);
}
//deal with its communication with sender later.
void *application()
{
FILE *ptr_file;
char buf[1000];
ptr_file = fopen("reluctance.txt","r");
int seq = 0;
int curr_index = 0;
int sent = 0;
if (!ptr_file){
perror("opening file failed");
exit(1);
}
printf("Application: I'm reading to start sending.\n\n");
while (fgets(buf, 1000, ptr_file) != NULL){ //read til new line
struct packet * new_packet = malloc(sizeof(struct packet));
createPacket(new_packet, buf, seq);
buffer[curr_index] = new_packet;
sent++;
num_in_buffer++; //number in the queue. This tells the sender to start sending.
curr_index = (curr_index + 1) % BUFF_SIZE;
seq = ((seq + 1) % (wsize * 2)); //update seq #
while(sent >= can_send); //hang until receiver tells us that we can go
}
//send DONE packet
char * g = "Client: DONE!\n";
struct packet * newpacket = malloc(sizeof(struct packet));
createPacket(newpacket, g , -1);
buffer[curr_index] = newpacket;
sent++;
num_in_buffer++;
}
bool TcpSession::onTcpEstablished()
{
status = TCP_STATUS_ESTABLISHED;
if (listener && listener->onTcpEstablished())
return true;
OutPacket *p = createPacket(TCP_HELLO);
*p << (uint8) isSend;
sendDirect(p);
delete p;
createPlugin();
return true;
}
bool KovanModule::send(const CommandVector& commands)
{
uint32_t packetSize = 0;
Packet *packet = createPacket(commands.size(), packetSize);
memcpy(packet->commands, &commands[0], commands.size() * sizeof(Command));
bool ret = true;
if(sendto(m_sock, packet, packetSize, 0, (sockaddr *)&m_out, sizeof(m_out)) != packetSize) {
perror("sendto");
ret = false;
}
free(packet);
return ret;
}
int NTPClient::send()
{
if (m_udp == NULL)
return 0;
createPacket();
IPAddress address(m_address);
// all NTP fields have been given values, now
// you can send a packet requesting a timestamp:
m_udp->beginPacket(address, 123); //NTP requests are to port 123
//Serial.println("4");
m_udp->write(m_packetBuffer, NTP_PACKET_SIZE);
//Serial.println("5");
return m_udp->endPacket();
}
void advertise(int udp , int senderId, int numLinks, int numFiles){
node* curr = routing.head;
char* ptr;
while( curr != NULL ){
routingEntry* re = (routingEntry*)curr->data;
if (re->isNeighbor){
struct sockaddr_in cli_addr;
struct hostent *h;
if((h = gethostbyname(re->hostName))==NULL) {
printf("error resolving host\n");
return;
}
memset(&cli_addr, '\0', sizeof(cli_addr));
cli_addr.sin_family = AF_INET;
cli_addr.sin_addr.s_addr = *(in_addr_t *)h->h_addr;
cli_addr.sin_port = htons(re->routingPort);
char* sendBuf = createPacket(numLinks, numFiles);
ptr = addHeader(sendBuf, '1', senderId, re->seqNumSend, numLinks, numFiles);
printBuf(sendBuf, ptr-sendBuf+1);
//printf("Header length is %ld\n", ptr-sendBuf+1);
ptr = addNodeIds(ptr, senderId);
printBuf(sendBuf, ptr-sendBuf+1);
//printf("header + Nodes length is %ld\n", ptr-sendBuf+1);
ptr = addFiles(ptr);
int packetSize = ptr-sendBuf+1;
printf("The packet length is %d\n",packetSize );
printBuf(sendBuf, packetSize);
char* tmp = "ssdsds";
ssize_t sen;
sen = sendto(udp, sendBuf,packetSize, 0, (struct sockaddr *)&cli_addr, sizeof(cli_addr));
//printf("Send to node %d on port %d\n", re->nodeId, re->routingPort);
if(sen <= 0 ){
printf("This is really bad\n");
}
}
curr = curr->next;
}
}
int main(){
rsfd=createRawSocket(55);
char msg[25];
sprintf(msg, "%s", "This is message!!");
int l=strlen(msg);
msg[l]='\0';
char optional[25];
sprintf(optional, "%s", "This is optional!!");
l=strlen(optional);
optional[l]='\0';
char datagram[BUFF];
createPacket(datagram, msg, optional);
sendPacket(datagram);
return 0;
}
size_t WwRIFFVorbisStream::readBuffer(int16 *buffer, const size_t numSamples) {
size_t samples = 0;
while (samples < numSamples) {
const size_t needSamples = numSamples - samples;
const size_t gotSamples = _vorbis->readBuffer(buffer, needSamples);
buffer += gotSamples;
samples += gotSamples;
if (gotSamples < needSamples) {
Common::ScopedPtr<Common::SeekableReadStream> packet(createPacket());
if (!packet) {
_end = true;
break;
}
_vorbis->queuePacket(packet.release());
}
}
return samples;
}
Packet::Packet(const ByteArray& packet) : data(new ByteArray())
{
createPacket(packet);
}
Packet::Packet(CommandType cmd, const ByteArray& inputData) : data(new ByteArray())
{
createPacket(cmd, inputData);
}
void UdpSession::sendAckPacket(uint16 seq)
{
UdpOutPacket out;
createPacket(out, UDP_ACK, seq);
sendDirect(&out);
}
void CWOP::main()
{
char buf[255];
while( threadRunning )
{
pthread_mutex_lock( ¬ify );
if ( !threadRunning )
{
dbg.printf(NOTICE, "Exiting\n");
return;
}
if ( !wd->now->isNewMinute() || wd->now->getMinute() % 10 != cfg.getInteger("cwop_ul_min"))
{
dbg.printf(DEBUG, "Not on minute bounary\n");
continue;
}
if ( cfg.getInteger("test_only") != 1 )
{
createPacket();
int randSleepTime = random() % 10;
dbg.printf(DEBUG, "Sleeping %d seconds before sending data\n", randSleepTime );
sleep( randSleepTime );
char serverName[64];
if ( !connectToServer( serverName, 64) )
{
dbg.printf(NOTICE, "Could not connect to any CWOP server\n");
continue;
}
dbg.printf(DEBUG, "sending data to CWOP (%s)\n", serverName);
if ( !receiveFromServer( buf, 20, 255 ) )
{
dbg.printf(ERR, "Could not read from server\n");
close(sock);
continue;
}
// Check if this is a real APRS server
for ( int i = 0; i < 20; i++ )
{
if ( isalpha(buf[i]) )
buf[i] = tolower( buf[i] );
}
if ( strstr( buf, "aprs" ) == 0 )
{
dbg.printf(ERR, "Expected '*aprs*', received: %s\n", buf );
close( sock );
continue;
}
if ( sendToServer( login ) != -1 )
{
if (!receiveFromServer( buf, 25, 255 ))
{
dbg.printf(ERR, "Could not read from server\n");
close(sock);
continue;
}
sendToServer( packet );
}
close( sock );
}
else
{
dbg.printf(NOTICE, "pretending: CWOP data uploading to %s\n", cfg.getString("cwop_server").c_str());
}
}
}
//FONCTION : Envoie à la socket le message
void Server::sendToClient(const QString &message,QTcpSocket*socket)
{
socket->write(createPacket(message));
qDebug() << "SENDING " << message;
}
cServerPacket* cBasicMenu::build()
{
return createPacket();
}
void ServerSession::sendKeepAlive()
{
UdpOutPacket *out = createPacket(UDP_KEEPALIVE);
sendPacket(out);
}
