void XETP::send_world_room(OutStreamP out,WorldP world,
const RoomIndex &idx,int worldVersion) {
u_int len = sizeof(int) + // version
Rooms::get_write_length() + // rooms
RoomIndex::get_write_length() + // roomIndex
Dim::get_write_length() + // dim
world->get_write_length(idx); // world room data
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->prepare_packet(XETP::add_header(len));
}
send_header(out,WORLD_ROOM,len);
out->write_int(worldVersion);
Rooms rooms = world->get_rooms();
rooms.write(out);
idx.write(out);
Dim dim = world->get_dim();
dim.write(out);
world->write(out,idx); // write one room
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->done_packet();
}
}
void XETP::send_objects(OutStreamP out,const PtrList &physicals,
Turn turn,const PtrList &tickTypes) {
assert(physicals.length() == tickTypes.length());
u_int totalLen = 0;
int n;
for (n = 0; n < physicals.length(); n++) {
totalLen +=
XETP::add_header(compute_object_length((PhysicalP)physicals.get(n)));
}
// length passed into UDP prepare_packet is bigger than the lengths
// passed into each XETP packet.
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->prepare_packet(totalLen);
}
// Send each object in turn.
for (n = 0; n < physicals.length(); n++) {
PhysicalP p = (PhysicalP)physicals.get(n);
// computing object_length twice, but who cares.
_send_object(out,p,turn,(TickType)(size_t)tickTypes.get(n),
compute_object_length(p));
}
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->done_packet();
}
}
void XETP::send_object(OutStreamP out,PhysicalP p,Turn turn,TickType tt) {
u_int len = compute_object_length(p);
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->prepare_packet(XETP::add_header(len));
}
_send_object(out,p,turn,tt,len);
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->done_packet();
}
}
void Identifier::write(OutStreamP out) const {
u_short val;
if (index == INVALID) {
val = 0xffff;
}
else {
assert(index < USHRT_MAX); // strictly less than to avoid 0xffff
val = (u_short)index;
}
out->write_short(val);
out->write_int(unique);
}
void XETP::send_sound_request(OutStreamP out,const SoundRequest &request) {
u_int len =
SoundRequest::get_write_length();
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->prepare_packet(XETP::add_header(len));
}
send_header(out,SOUND_REQUEST,len);
request.write(out);
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->done_packet();
}
}
void XETP::send_delete_object(OutStreamP out,const Id &id) {
u_int len =
Identifier::get_write_length(); // Id
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->prepare_packet(XETP::add_header(len));
}
send_header(out,DELETE_OBJECT,len);
id.write(out);
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->done_packet();
}
}
void XETP::send_new_world(OutStreamP out,WorldP world,int worldVersion) {
u_int len = sizeof(int) + // version
world->get_write_length(); // world data
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->prepare_packet(XETP::add_header(len));
}
send_header(out,NEW_WORLD,len);
out->write_int(worldVersion);
world->write(out);
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->done_packet();
}
}
void XETP::send_timer_pong(OutStreamP out,Turn pingTurn,Turn localTurn) {
u_int len =
2 * sizeof(Turn);
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->prepare_packet(XETP::add_header(len));
}
send_header(out,TIMER_PONG,len);
out->write_int((int)pingTurn);
out->write_int((int)localTurn);
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->done_packet();
}
}
void XETP::send_message(OutStreamP out,char *msg) {
assert(msg);
u_int len = strlen(msg);
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->prepare_packet(XETP::add_header(len));
}
send_header(out,MESSAGE,len);
// signed/unsigned shouldn't matter here, ASCII only.
out->write((u_char *)msg,len);
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->done_packet();
}
}
void XETP::send_arena_message(OutStreamP out,int time,char *msg) {
assert(msg);
u_int len = sizeof(int) + // time
strlen(msg); // string body
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->prepare_packet(XETP::add_header(len));
}
send_header(out,ARENA_MESSAGE,len);
out->write_int(time);
// signed/unsigned shouldn't matter here.
out->write(msg,len - sizeof(int));
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->done_packet();
}
}
void XETP::_send_object(OutStreamP out,PhysicalP p,Turn turn,
TickType tt,u_int len) {
// len does not include the XETP header.
const PhysicalContext *cx = p->get_context();
// Only send objects that can be read back in.
assert(cx->create_from_stream);
Id id = p->get_id();
send_header(out,OBJECT,len);
assert(p->get_class_id() <= USHRT_MAX);
out->write_short((u_short)p->get_class_id());
id.write(out);
out->write_int((int)turn);
assert(tt <= UCHAR_MAX);
out->write_char((char)tt);
p->write(out);
}
void XETP::send_chat_request(OutStreamP out,const char* receiver,
const char* message) {
u_int len =
Utils::get_string_write_length(receiver) + // receiverName
Utils::get_string_write_length(message); // message
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->prepare_packet(XETP::add_header(len));
}
send_header(out,CHAT_REQUEST,len);
Utils::string_write(out,receiver);
Utils::string_write(out,message);
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->done_packet();
}
}
void XETP::send_human(OutStreamP out,HumanP human) {
u_int len =
Identifier::get_write_length() + // intelId
human->get_write_length(); // human data
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->prepare_packet(XETP::add_header(len));
}
send_header(out,HUMAN,len);
IntelId intelId = human->get_intel_id();
intelId.write(out);
human->write(out);
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->done_packet();
}
}
void XETP::send_command(OutStreamP out,
const IntelId &iId,ITcommand command) {
u_int len =
Identifier::get_write_length() + // intelId
sizeof(char); // command
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->prepare_packet(XETP::add_header(len));
}
send_header(out,COMMAND,len);
iId.write(out);
assert(command <= UCHAR_MAX);
out->write_char((u_char)command);
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->done_packet();
}
}
void XETP::send_chat(OutStreamP out,const char* sender,
const IntelId& senderId,const char* message) {
u_int len =
Utils::get_string_write_length(sender) + // sender
IntelId::get_write_length() + // senderId
Utils::get_string_write_length(message); // message
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->prepare_packet(XETP::add_header(len));
}
send_header(out,CHAT,len);
Utils::string_write(out,sender);
senderId.write(out);
Utils::string_write(out,message);
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->done_packet();
}
}
void XETP::send_tcp_connect(OutStreamP out,u_short udpPort,char *humanName,
const ViewportInfo &vInfo,int skip,Boolean wantSounds) {
assert(humanName); // can still be "".
u_int len =
sizeof(u_short) + // udpPort
Utils::get_string_write_length(humanName) + // humanName
ViewportInfo::get_write_length(); // vInfo
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->prepare_packet(XETP::add_header(len));
}
send_header(out,TCP_CONNECT,len);
out->write_short(udpPort);
Utils::string_write(out,humanName);
vInfo.write(out);
out->write_int(skip);
out->write_char((char)wantSounds);
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->done_packet();
}
}
void XETP::send_rooms_known(OutStreamP out,const Rooms &rooms,
int worldVersion,Boolean *map) {
int mapSize = rooms.acrossMax * rooms.downMax;
u_int len = sizeof(int) + // version
Rooms::get_write_length() + // rooms
sizeof(char) * mapSize; // map
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->prepare_packet(XETP::add_header(len));
}
send_header(out,ROOMS_KNOWN,len);
out->write_int(worldVersion);
rooms.write(out);
for (int n = 0; n < mapSize; n++) {
out->write_char((u_char)map[n]);
}
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->done_packet();
}
}
void XETP::send_server_pong(OutStreamP out,GameStyleType gameStyle,
int enemiesNum,int humansNum,
const char* version,
const char* names[],const char* clientNames[],
int humanKills[],
int enemyKills[],const Id ids[]) {
u_int len =
sizeof(u_char) + // gameStyle
sizeof(u_int) + // enemiesNum
sizeof(u_short) + // humansNum
Utils::get_string_write_length(version); // version
int n;
for (n = 0; n < humansNum; n++) {
len += Utils::get_string_write_length(names[n]); // name
len += Utils::get_string_write_length(clientNames[n]); // name
len += sizeof(u_int); // humanKills
len += sizeof(u_int); // enemyKills
len += Id::get_write_length(); // Id
}
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->prepare_packet(XETP::add_header(len));
}
assert(gameStyle < 256 && enemiesNum >= 0 && humansNum >= 0 &&
(((u_int)humansNum & 0xffff0000) == 0));
send_header(out,SERVER_PONG,len);
out->write_char((u_char)gameStyle);
out->write_int((u_int)enemiesNum);
out->write_short((u_short)humansNum);
Utils::string_write(out,version);
// Write out data for each human.
for (n = 0; n < humansNum; n++) {
Utils::string_write(out,names[n]);
Utils::string_write(out,clientNames[n]);
out->write_int((u_int)humanKills[n]);
out->write_int((u_int)enemyKills[n]);
ids[n].write(out);
}
if (out->get_protocol() == GenericStream::UDP) {
((UDPOutStreamP)out)->done_packet();
}
}
void ViewportInfo::write(OutStreamP out) const {
out->write_char((char)smoothScroll);
logicalSize.write_32(out);
extraSize.write(out);
out->write_int(radius);
}
