void ObjectManager::flush_destruction_queue()
{
typedef DestructionQueue::Element Elt;
DestructionQueue& q = m_destructionQueue;
while(!q.empty())
{
Elt& e = q.top();
ObjectID id = e.id();
bool& predestroyFlag = e.data();
if(predestroyFlag)
{
// The pre-destroy message has already been sent for this object.
destroy_object(id);
q.pop();
}
else
{
// Note: The flag must be set before sending the pre-destroy message, which may result in queue changes.
predestroyFlag = true;
broadcast_message(Message_CPtr(new MsgObjectPredestroyed(id)));
}
}
}
int
handle_client(int socket) {
// Get the client registered to the socket
Client *client = search_client(socket);
if (client == NULL) {
perror("Unregistered client socket found! This is not in the list!");
return EXIT_FAILURE;
}
// Read the complete input of the client
int res = read_from_client(client);
if (res != EXIT_SUCCESS)
return res;
// Try to extract a single message from the buffer
StringBuffer *msg = extract_message(client);
if (msg == NULL) {
return EXIT_SUCCESS;
}
if (is_command(client, msg) == EXIT_SUCCESS) {
handle_command(client, msg);
}
else {
broadcast_message(client, msg);
}
StringBuffer_free(msg);
return EXIT_SUCCESS;
}
void Editor::processKeyPress(const ivec4 & keys)
{
if (keys == kKeyGraveAccent)
{
mIsActive = !mIsActive;
broadcast_message(HASH::editor_activate__, kMessageFlag_Editor, mTask.id(), to_cell(mIsActive));
}
}
void avbot::broadcast_message( std::string msg)
{
typedef std::pair<std::string, av_chanel_map> avbot_channel_item;
// 广播消息到所有的频道.
BOOST_FOREACH(avbot_channel_item c, m_channels)
{
// 好，发消息!
broadcast_message(c.first, msg);
}
void on_message(connection_ptr connection,message::data_ptr msg) {
wscmd::cmd command = wscmd::parse(msg->get_payload());
std::cout << "msg: " << msg->get_payload() << std::endl;
if (command.command == "ack") {
handle_ack(connection,command);
} else {
broadcast_message(msg);
}
}
void start_game() {
if (!can_start()) {
fprintf(stderr, "Couldn't start the game (not all players are online)\n");
return;
}
save_state();
server_message_t msg = { 0, { GAME_START }};
broadcast_message(&msg);
printf("Game has started!\n");
start_resources_production();
}
void ObjectManager::destroy_object(const ObjectID& id)
{
// Remove all the listeners which are components of the object being deleted.
m_listenerTable.remove_listeners_from(id);
broadcast_message(Message_CPtr(new MsgObjectDestroyed(id)));
// Remove all the listeners referring to the object.
m_listenerTable.remove_listeners_to(id);
m_objects.erase(id);
m_idAllocator.deallocate(id.value());
}
void osc_controller::handle_activate_node(world_node& obj)
{
if (!m_skip) {
int local_id(obj.get_id ());
pair<int,int> net_id = m_net_id[local_id];
lo_message msg = lo_message_new();
lo_message_add_int32(msg, net_id.first);
lo_message_add_int32(msg, net_id.second);
broadcast_message(PSYNTH_OSC_MSG_ACTIVATE, msg);
lo_message_free(msg);
}
}
void osc_controller::handle_set_param_node(world_node& obj, int param_id)
{
if (!m_skip) {
int local_id(obj.get_id ());
pair<int,int> net_id = m_net_id[local_id];
lo_message msg = lo_message_new();
lo_message_add_int32(msg, net_id.first);
lo_message_add_int32(msg, net_id.second);
lo_message_add_int32(msg, param_id);
switch(obj.get_param_type(param_id)) {
case graph::node_param::INT: {
int val;
obj.get_param(param_id, val);
lo_message_add_int32(msg, val);
break;
}
case graph::node_param::FLOAT: {
float val;
obj.get_param(param_id, val);
lo_message_add_float(msg, val);
break;
}
case graph::node_param::STRING: {
string val;
obj.get_param(param_id, val);
lo_message_add_string(msg, val.c_str());
break;
}
case graph::node_param::VECTOR2F: {
base::vector_2f val;
obj.get_param(param_id, val);
lo_message_add_float(msg, val.x);
lo_message_add_float(msg, val.y);
break;
}
default:
break;
}
broadcast_message(PSYNTH_OSC_MSG_PARAM, msg);
lo_message_free(msg);
}
}
int main(int argc, char *argv[]) {
broadcast_socket_t broadcast_socket;
int port = 4950;
if (create_broadcast_socket(&broadcast_socket, port, 1000) != 0) {
fprintf(stderr, "Failed to create broadcasting socket\n");
return 1;
}
if (broadcast_message(&broadcast_socket, "DSC10HERE") < 0) {
fprintf(stderr, "Failed to send broadcast message\n");
destroy_broadcast_socket(&broadcast_socket);
return 1;
}
destroy_broadcast_socket(&broadcast_socket);
return 0;
}
void osc_controller::handle_add_node(world_node& obj)
{
if (!m_skip) {
int local_id(obj.get_id ());
pair<int,int> net_id(m_id, local_id);
m_local_id[net_id] = local_id;
m_net_id[local_id] = net_id;
lo_message msg = lo_message_new();
lo_message_add_int32(msg, net_id.first);
lo_message_add_int32(msg, net_id.second);
lo_message_add_string(msg, obj.get_name().c_str());
broadcast_message(PSYNTH_OSC_MSG_ADD, msg);
lo_message_free(msg);
}
}
/**
* @brief read from a child stdout.
* @param c the child from read to
* @returns 0 on success, -1 on error
*/
int read_stdout(child_node *c) {
int count;
int ret;
char *buff;
char *line;
message *m;
buff = malloc(STDOUT_BUFF_SIZE);
if(!buff) {
print( ERROR, "malloc: %s", strerror(errno));
return -1;
}
ret = 0;
if(c->handler->raw_output_parser) { // parse raw bytes
while((count=read(c->stdout_fd, buff, STDOUT_BUFF_SIZE)) > 0) {
if(c->handler->raw_output_parser(c, buff, count)) {
ret = -1;
break;
}
}
} else if(c->handler->output_parser) { // parse lines
while(!ret && (count=read(c->stdout_fd, buff, STDOUT_BUFF_SIZE)) > 0) {
if(append_to_buffer(&(c->output_buff), buff, count)) {
ret = -1;
continue;
}
while((line = get_line_from_buffer(&(c->output_buff)))) {
m = c->handler->output_parser(line);
if(m) {
m->head.id = c->id;
m->head.seq = c->seq + 1;
#ifdef BROADCAST_EVENTS
if(broadcast_message(m)) {
print( ERROR, "cannot broadcast messages.");
#else
if(enqueue_message(&(c->conn->outcoming), m)) {
print( ERROR, "cannot enqueue messages.");
#endif
dump_message(m);
free_message(m);
ret = -1;
// events not sent are not fatal, just a missed event.
// while in raw connection a missed message will de-align the output/input.
// this is why a "break;" is missing here
} else {
c->seq++;
}
}
free(line);
}
}
} else { // send raw bytes
while((count=read(c->stdout_fd, buff, STDOUT_BUFF_SIZE)) > 0) {
m = create_message(c->seq + 1, count, c->id);
if(!m) {
buff[MIN(count, STDOUT_BUFF_SIZE -1)] = '\0';
print( ERROR, "cannot send the following output: '%s'", buff);
ret = -1;
break;
}
memcpy(m->data, buff, count);
if(enqueue_message(&(c->conn->outcoming), m)) {
print( ERROR, "cannot enqueue messages.");
dump_message(m);
free_message(m);
ret = -1;
break;
} else {
c->seq++;
}
}
}
if(count<0) {
print( ERROR, "read: %s", strerror(errno));
ret = -1;
}
free(buff);
release_buffer(&(c->output_buff));
return ret;
}
/**
* void process_dgram(char *dgram, struct sockaddr_in *addr)
*
* Processes accepted datagram. Checks if sequential ID is correct, if it's lower,
* we resend the ACK packet and dont bother with that datagram anymore, because
* it was already processed before.
*/
void process_dgram(char *dgram, struct sockaddr_in *addr) {
/* Protocol token */
char *token;
/* Token length */
int token_len;
/* Command */
char *type;
/* Generic char buffer */
char *generic_chbuff;
/* Sequential ID of received packet */
int packet_seq_id;
/* Client which we receive from */
client_t *client;
/* Generic unsigned int var */
unsigned int generic_uint;
/* String representation of address */
char addr_str[INET_ADDRSTRLEN];
inet_ntop(AF_INET, &addr->sin_addr, addr_str, INET_ADDRSTRLEN);
/* Log */
sprintf(log_buffer,
"DATA_IN: %s <--- %s:%d",
dgram,
addr_str,
htons(addr->sin_port)
);
log_line(log_buffer, LOG_DEBUG);
token = strtok(dgram, ";");
token_len = strlen(token);
generic_chbuff = strtok(NULL, ";");
packet_seq_id = (int) strtol(generic_chbuff, NULL, 0);
/* Check if datagram belongs to us */
if( (token_len == strlen(STRINGIFY(APP_TOKEN))) &&
strncmp(token, STRINGIFY(APP_TOKEN), strlen(STRINGIFY(APP_TOKEN))) == 0 &&
packet_seq_id > 0) {
type = strtok(NULL, ";");
/* New client connection */
if(strncmp(type, "CONNECT", 7) == 0) {
add_client(addr);
client = get_client_by_addr(addr);
if(client) {
send_ack(client, 1, 0);
send_reconnect_code(client);
/* Release client */
release_client(client);
}
}
/* Reconnect */
else if(strncmp(type, "RECONNECT", 9) == 0) {
client = get_client_by_index(get_client_index_by_rcode(strtok(NULL, ";")));
if(client) {
/* Sends ACK aswell after resetting clients SEQ_ID */
reconnect_client(client, addr);
/* Release client */
release_client(client);
}
}
/* Client should already exist */
else {
client = get_client_by_addr(addr);
if(client != NULL) {
/* Check if expected seq ID matches */
if(packet_seq_id == client->pkt_recv_seq_id) {
/* Get command */
if(strncmp(type, "CREATE_GAME", 11) == 0) {
/* ACK client */
send_ack(client, packet_seq_id, 0);
create_game(client);
}
/* Receive ACK packet */
else if(strncmp(type, "ACK", 3) == 0) {
recv_ack(client,
(int) strtoul(strtok(NULL, ";"), NULL, 10));
update_client_timestamp(client);
}
/* Close client connection */
else if(strncmp(type, "CLOSE", 5) == 0) {
/* ACK client */
send_ack(client, packet_seq_id, 0);
leave_game(client);
remove_client(&client);
}
/* Keepalive loop */
else if(strncmp(type, "KEEPALIVE", 9) == 0) {
/* ACK client */
send_ack(client, packet_seq_id, 0);
}
/* Join existing game */
else if(strncmp(type, "JOIN_GAME", 9) == 0) {
/* ACK client */
send_ack(client, packet_seq_id, 0);
join_game(client, strtok(NULL, ";"));
}
/* Leave existing game */
else if(strncmp(type, "LEAVE_GAME", 10) == 0) {
/* ACK client */
send_ack(client, packet_seq_id, 0);
leave_game(client);
}
/* Start game */
else if(strncmp(type, "START_GAME", 10) == 0) {
/* ACK client */
send_ack(client, packet_seq_id, 0);
start_game(client);
}
/* Rolling die */
else if(strncmp(type, "DIE_ROLL", 8) == 0) {
/* ACK client */
send_ack(client, packet_seq_id, 0);
roll_die(client);
}
/* Moving figure */
else if(strncmp(type, "FIGURE_MOVE", 11) == 0) {
/* ACK client */
send_ack(client, packet_seq_id, 0);
/* Parse figure id */
generic_chbuff = strtok(NULL, ";");
generic_uint = (unsigned int) strtoul(generic_chbuff, NULL, 10);
move_figure(client, generic_uint);
}
else if(strncmp(type, "MESSAGE", 7) == 0) {
/* ACK client */
send_ack(client, packet_seq_id, 0);
broadcast_message(client, strtok(NULL, ";"));
}
}
/* Packet was already processed */
else if(packet_seq_id < client->pkt_recv_seq_id &&
strncmp(type, "ACK", 3) != 0) {
send_ack(client, packet_seq_id, 1);
}
/* If client didnt close conection */
if(client != NULL) {
/* Release client */
release_client(client);
}
}
}
}
}
int main(void) {
// Locals General. -----------------------------------------------------
char imu_board_id[9] = {0,0,0,0, 0,0,0,0, 0};
char message[1024]; // Any message to send by UART1
InitOscillator(); // Initialize the PLL (also disables wdt)
__delay32(_50MILLISEC);
// Init mcu ports ------------------------------------------------------
init_port(); // Initialize ports
LED_ORNG =0;
LED_RED = 1;
// Init UARTS. ---------------------------------------------------------
init_UART1(); // Initialize the serial communication (TTL / RS-232)
init_UART2();
broadcast_message("RC Testing program\n");
// Init Analog Channels. -----------------------------------------------
analog_initAnalog(); // Init the ADC module
// Init SPI. ---------------------------------------------------------
init_SPI();
// Init I2C. ---------------------------------------------------------
e_i2cp_init();
e_i2cp_enable();
__delay32(_50MILLISEC);
e_i2c_write(0x00); // dummy byte to get the START bit on the bus (believe it or not!)
// Init RC. ----------------------------------------------------------
initControlVariables(NULL);
broadcast_message("Initialising RC\n");
LED_ORNG =1;
LED_RED = 1;
BuzzerBip(1,1); // Make x bips of the Buzzer (blocking)
RCInitReception();
// RCSetType(RC_WK2401);
RCSetType(RC_WK2402);
broadcast_message("Initialising IMU\n");
// Init BUZZER. ----------------------------------------------------------
__delay32(_200MILLISEC); // Wait for the IMU to boot
while (INT_IMU==0) // Wait for the IMU to boot
{
FlashORNG (); // Flash the LED
}
read_imu_version(imu_board_id); imu_board_id[8] = 0;
broadcast_message("Entering main loop\n");
// Init BUZZER. ----------------------------------------------------------
BuzzerBip(3,1); // Make x bips of the Buzzer, blocking
InitLoopTimer(control.params.T_ctrl_ms);// Initialize & Enable control loop timer (20ms; 50Hz)
LED_RED = 0;
while (1) {
__delay32(5*_10MILLISEC);
sprintf(message, "RC %+.2f %+.2f %+.2f %.2f %.2f %+.2f %+.2f %+.2f %s CTRL %02X %s %s\n",
RC_THROTTLE, RC_YAW, RC_ROLL, RC_PITCH,
RC_THROTTLE_TRIM, RC_YAW_TRIM, RC_ROLL_TRIM, RC_PITCH_TRIM,
string_of_rc_state(RCSMGetState()),
control.flags.CONTROL_MODE,
string_of_control_mode(control.flags.CONTROL_MODE),
string_of_control_type(control.flags.CONTROL_MODE));
broadcast_message(message);
}
return 0;
} // End of main