// ////////////////////////////////////////////////////////////////////////////
// Send a new Droid to the other players
bool SendDroid(DROID_TEMPLATE *pTemplate, uint32_t x, uint32_t y, uint8_t player, uint32_t id, const INITIAL_DROID_ORDERS *initialOrdersP)
{
if (!bMultiMessages)
{
return true;
}
ASSERT_OR_RETURN(false, x != 0 && y != 0, "SendDroid: Invalid droid coordinates");
ASSERT_OR_RETURN(false, player < MAX_PLAYERS, "invalid player %u", player);
// Dont send other droids during campaign setup
if (ingame.localJoiningInProgress)
{
return true;
}
// Only send the droid if we are responsible
if (!myResponsibility(player))
{
// Don't build if we are not responsible
return false;
}
debug(LOG_SYNC, "Droid sent with id of %u", id);
NETbeginEncode(NETgameQueue(selectedPlayer), GAME_DEBUG_ADD_DROID);
{
Position pos(x, y, 0);
bool haveInitialOrders = initialOrdersP != NULL;
int32_t droidType = pTemplate->droidType;
NETuint8_t(&player);
NETuint32_t(&id);
NETPosition(&pos);
NETqstring(pTemplate->name);
NETint32_t(&droidType);
NETuint8_t(&pTemplate->asParts[COMP_BODY]);
NETuint8_t(&pTemplate->asParts[COMP_BRAIN]);
NETuint8_t(&pTemplate->asParts[COMP_PROPULSION]);
NETuint8_t(&pTemplate->asParts[COMP_REPAIRUNIT]);
NETuint8_t(&pTemplate->asParts[COMP_ECM]);
NETuint8_t(&pTemplate->asParts[COMP_SENSOR]);
NETuint8_t(&pTemplate->asParts[COMP_CONSTRUCT]);
NETint8_t(&pTemplate->numWeaps);
for (int i = 0; i < pTemplate->numWeaps; i++)
{
NETuint8_t(&pTemplate->asWeaps[i]);
}
NETbool(&haveInitialOrders);
if (haveInitialOrders)
{
INITIAL_DROID_ORDERS initialOrders = *initialOrdersP;
NETuint32_t(&initialOrders.secondaryOrder);
NETint32_t(&initialOrders.moveToX);
NETint32_t(&initialOrders.moveToY);
NETuint32_t(&initialOrders.factoryId); // For making scripts happy.
}
}
debug(LOG_LIFE, "===> sending Droid from %u id of %u ", player, id);
return NETend();
}
//
// At this time, we do NOT support messages for beacons
//
bool sendBeacon(int32_t locX, int32_t locY, int32_t forPlayer, int32_t sender, const char* pStr)
{
int sendPlayer;
//debug(LOG_WZ, "sendBeacon: '%s'",pStr);
//find machine that is hosting this human or AI
sendPlayer = whosResponsible(forPlayer);
if(sendPlayer >= MAX_PLAYERS)
{
debug(LOG_ERROR, "sendAIMessage() - whosResponsible() failed.");
return false;
}
// I assume this is correct, looks like it sends it to ONLY that person, and the routine
// kf_AddHelpBlip() iterates for each player it needs.
NETbeginEncode(NETnetQueue(sendPlayer), NET_BEACONMSG); // send to the player who is hosting 'to' player (might be himself if human and not AI)
NETint32_t(&sender); // save the actual sender
// save the actual player that is to get this msg on the source machine (source can host many AIs)
NETint32_t(&forPlayer); // save the actual receiver (might not be the same as the one we are actually sending to, in case of AIs)
NETint32_t(&locX); // save location
NETint32_t(&locY);
// const_cast: need to cast away constness because of the const-incorrectness of NETstring (const-incorrect when sending/encoding a packet)
NETstring((char*)pStr, MAX_CONSOLE_STRING_LENGTH); // copy message in.
NETend();
return true;
}
BOOL recvAlliance(BOOL allowAudio)
{
uint8_t to, from, state;
int32_t value;
NETbeginDecode(NET_ALLIANCE);
NETuint8_t(&from);
NETuint8_t(&to);
NETuint8_t(&state);
NETint32_t(&value);
NETend();
switch (state)
{
case ALLIANCE_NULL:
break;
case ALLIANCE_REQUESTED:
requestAlliance(from, to, false, allowAudio);
break;
case ALLIANCE_FORMED:
formAlliance(from, to, false, allowAudio, true);
break;
case ALLIANCE_BROKEN:
breakAlliance(from, to, false, allowAudio);
break;
default:
debug(LOG_ERROR, "Unknown alliance state recvd.");
return false;
break;
}
return true;
}
static void NETcoder(PACKETDIR dir)
{
static const char original[] = "THIS IS A TEST STRING";
char str[sizeof(original)];
BOOL b = true;
uint32_t u32 = 32;
uint16_t u16 = 16;
uint8_t u8 = 8;
int32_t i32 = -32;
int16_t i16 = -16;
int8_t i8 = -8;
test_enum te = test_b;
sstrcpy(str, original);
if (dir == PACKET_ENCODE)
NETbeginEncode(0, 0);
else
NETbeginDecode(0);
NETbool(&b); assert(b == true);
NETuint32_t(&u32); assert(u32 == 32);
NETuint16_t(&u16); assert(u16 == 16);
NETuint8_t(&u8); assert(u8 == 8);
NETint32_t(&i32); assert(i32 == -32);
NETint16_t(&i16); assert(i16 == -16);
NETint8_t(&i8); assert(i8 == -8);
NETstring(str, sizeof(str)); assert(strncmp(str, original, sizeof(str) - 1) == 0);
NETenum(&te); assert(te == test_b);
}
// ////////////////////////////////////////////////////////////////////////////
// Send a new Droid to the other players
BOOL SendDroid(const DROID_TEMPLATE* pTemplate, uint32_t x, uint32_t y, uint8_t player, uint32_t id, const INITIAL_DROID_ORDERS *initialOrdersP)
{
if (!bMultiMessages)
return true;
ASSERT(x != 0 && y != 0, "SendDroid: Invalid droid coordinates");
ASSERT( player < MAX_PLAYERS, "invalid player %u", player);
// Dont send other droids during campaign setup
if (ingame.localJoiningInProgress)
{
return true;
}
// Only send the droid if we are responsible
if (!myResponsibility(player))
{
// Don't build if we are not responsible
return false;
}
debug(LOG_SYNC, "Droid sent with id of %u", id);
NETbeginEncode(NETgameQueue(selectedPlayer), GAME_DROID);
{
Position pos = { x, y, 0 };
uint32_t templateID = pTemplate->multiPlayerID;
BOOL haveInitialOrders = initialOrdersP != NULL;
NETuint8_t(&player);
NETuint32_t(&id);
NETPosition(&pos);
NETuint32_t(&templateID);
NETbool(&haveInitialOrders);
if (haveInitialOrders)
{
INITIAL_DROID_ORDERS initialOrders = *initialOrdersP;
NETuint32_t(&initialOrders.secondaryOrder);
NETint32_t(&initialOrders.moveToX);
NETint32_t(&initialOrders.moveToY);
NETuint32_t(&initialOrders.factoryId); // For making scripts happy.
}
}
debug(LOG_LIFE, "===> sending Droid from %u id of %u ",player,id);
return NETend();
}
void sendAlliance(uint8_t from, uint8_t to, uint8_t state, int32_t value)
{
NETbeginEncode(NETgameQueue(selectedPlayer), GAME_ALLIANCE);
NETuint8_t(&from);
NETuint8_t(&to);
NETuint8_t(&state);
NETint32_t(&value);
NETend();
}
void sendAlliance(uint8_t from, uint8_t to, uint8_t state, int32_t value)
{
NETbeginEncode(NET_ALLIANCE, NET_ALL_PLAYERS);
NETuint8_t(&from);
NETuint8_t(&to);
NETuint8_t(&state);
NETint32_t(&value);
NETend();
}
static bool recvBeacon(NETQUEUE queue)
{
int32_t sender, receiver,locX, locY;
char msg[MAX_CONSOLE_STRING_LENGTH];
NETbeginDecode(queue, NET_BEACONMSG);
NETint32_t(&sender); // the actual sender
NETint32_t(&receiver); // the actual receiver (might not be the same as the one we are actually sending to, in case of AIs)
NETint32_t(&locX);
NETint32_t(&locY);
NETstring(msg, sizeof(msg)); // Receive the actual message
NETend();
debug(LOG_WZ, "Received beacon for player: %d, from: %d",receiver, sender);
sstrcat(msg, NetPlay.players[sender].name); // name
sstrcpy(beaconReceiveMsg[sender], msg);
return addBeaconBlip(locX, locY, receiver, sender, beaconReceiveMsg[sender]);
}
// ////////////////////////////////////////////////////////////////////////////
// INFORM others that a building has been started, and base plate should be put down.
BOOL sendBuildStarted(STRUCTURE *psStruct, DROID *psDroid)
{
NETbeginEncode(NET_BUILD, NET_ALL_PLAYERS);
// Who is building it
NETuint8_t(&psDroid->player);
// What they are building
NETuint32_t(&psDroid->psTarStats->ref);
// Where it is being built
NETuint16_t(&psDroid->orderX);
NETuint16_t(&psDroid->orderY);
// The droid building it
NETuint32_t(&psDroid->id);
// The ID assigned to the structure being built
NETuint32_t(&psStruct->id);
// The droids order
NETint32_t(&psDroid->order);
if (psDroid->psTarget
&& psDroid->psTarget->type == OBJ_STRUCTURE)
{
// The ID of the droids target (== psStruct->id ?)
NETuint32_t(&psDroid->psTarget->id);
}
else
{
NETnull();
}
// Z coord
NETint32_t(&psStruct->pos.z);
return NETend();
}
bool recvAlliance(NETQUEUE queue, bool allowAudio)
{
uint8_t to, from, state;
int32_t value;
NETbeginDecode(queue, GAME_ALLIANCE);
NETuint8_t(&from);
NETuint8_t(&to);
NETuint8_t(&state);
NETint32_t(&value);
NETend();
switch (state)
{
case ALLIANCE_NULL:
break;
case ALLIANCE_REQUESTED:
turnOffMultiMsg(true);
requestAlliance(from, to, false, allowAudio);
turnOffMultiMsg(false);
break;
case ALLIANCE_FORMED:
turnOffMultiMsg(true);
formAlliance(from, to, false, allowAudio, true);
turnOffMultiMsg(false);
break;
case ALLIANCE_BROKEN:
turnOffMultiMsg(true);
breakAlliance(from, to, false, allowAudio);
turnOffMultiMsg(false);
break;
default:
debug(LOG_ERROR, "Unknown alliance state recvd.");
return false;
break;
}
return true;
}
BOOL NETfloat(float *fp)
{
/*
* NB: Not portable.
* This routine only works on machines with IEEE754 floating point numbers.
*/
#if !defined(__STDC_IEC_559__) \
&& !defined(__m68k__) && !defined(__sparc__) && !defined(__i386__) \
&& !defined(__mips__) && !defined(__ns32k__) && !defined(__alpha__) \
&& !defined(__arm__) && !defined(__ppc__) && !defined(__ia64__) \
&& !defined(__arm26__) && !defined(__sparc64__) && !defined(__amd64__) \
&& !defined(WZ_CC_MSVC) // Assume that all platforms supported by
// MSVC provide IEEE754 floating point numbers
# error "this platform hasn't been confirmed to support IEEE754 floating point numbers"
#endif
// IEEE754 floating point numbers can be treated the same as 32-bit integers
// with regards to endian conversion
STATIC_ASSERT(sizeof(float) == sizeof(int32_t));
return NETint32_t((int32_t *) fp);
}
static void NETtemplate(DROID_TEMPLATE *pTempl)
{
NETstring(pTempl->aName, sizeof(pTempl->aName));
for (unsigned i = 0; i < ARRAY_SIZE(pTempl->asParts); ++i)
{
// signed, but sent as a bunch of bits...
NETint32_t(&pTempl->asParts[i]);
}
NETuint32_t(&pTempl->buildPoints);
NETuint32_t(&pTempl->powerPoints);
NETuint32_t(&pTempl->storeCount);
NETuint32_t(&pTempl->numWeaps);
NETbool(&pTempl->stored); // other players don't need to know, but we need to keep the knowledge in the loop somehow...
for (int i = 0; i < DROID_MAXWEAPS; ++i)
{
NETuint32_t(&pTempl->asWeaps[i]);
}
NETenum(&pTempl->droidType);
NETuint32_t(&pTempl->multiPlayerID);
}
// ////////////////////////////////////////////////////////////////////////////
// receive droid creation information from other players
BOOL recvDroid(NETQUEUE queue)
{
DROID_TEMPLATE* pT;
DROID* psDroid;
uint8_t player;
uint32_t id;
Position pos;
uint32_t templateID;
BOOL haveInitialOrders;
INITIAL_DROID_ORDERS initialOrders;
NETbeginDecode(queue, GAME_DROID);
{
NETuint8_t(&player);
NETuint32_t(&id);
NETPosition(&pos);
NETuint32_t(&templateID);
NETbool(&haveInitialOrders);
if (haveInitialOrders)
{
NETuint32_t(&initialOrders.secondaryOrder);
NETint32_t(&initialOrders.moveToX);
NETint32_t(&initialOrders.moveToY);
NETuint32_t(&initialOrders.factoryId); // For making scripts happy.
}
pT = IdToTemplate(templateID, player);
}
NETend();
ASSERT( player < MAX_PLAYERS, "invalid player %u", player);
debug(LOG_LIFE, "<=== getting Droid from %u id of %u ",player,id);
if ((pos.x == 0 && pos.y == 0) || pos.x > world_coord(mapWidth) || pos.y > world_coord(mapHeight))
{
debug(LOG_ERROR, "Received bad droid position (%d, %d) from %d about p%d (%s)", (int)pos.x, (int)pos.y,
queue.index, player, isHumanPlayer(player) ? "Human" : "AI");
return false;
}
// If we can not find the template ask for the entire droid instead
if (!pT)
{
debug(LOG_ERROR, "Packet from %d refers to non-existent template %u, [%s : p%d]",
queue.index, templateID, isHumanPlayer(player) ? "Human" : "AI", player);
return false;
}
// Create that droid on this machine.
psDroid = reallyBuildDroid(pT, pos.x, pos.y, player, false);
// If we were able to build the droid set it up
if (psDroid)
{
psDroid->id = id;
addDroid(psDroid, apsDroidLists);
if (haveInitialOrders)
{
psDroid->secondaryOrder = initialOrders.secondaryOrder;
orderDroidLoc(psDroid, DORDER_MOVE, initialOrders.moveToX, initialOrders.moveToY, ModeImmediate);
cbNewDroid(IdToStruct(initialOrders.factoryId, ANYPLAYER), psDroid);
}
}
else
{
debug(LOG_ERROR, "Packet from %d cannot create droid for p%d (%s)!", queue.index,
player, isHumanPlayer(player) ? "Human" : "AI");
#ifdef DEBUG
CONPRINTF(ConsoleString, (ConsoleString, "MULTIPLAYER: Couldn't build a remote droid, relying on checking to resync"));
#endif
return false;
}
return true;
}
// ////////////////////////////////////////////////////////////////////////////
BOOL recvBuildFinished()
{
uint32_t structId;
STRUCTURE *psStruct;
int32_t x,y,z;
uint32_t type,typeindex;
uint8_t player;
uint32_t power;
NETbeginDecode(NET_BUILDFINISHED);
NETuint32_t(&power); // get the player's power level
NETuint32_t(&structId); // get the struct id.
NETuint32_t(&type); // Kind of building.
NETint32_t(&x); // x pos
NETint32_t(&y); // y pos
NETint32_t(&z); // z pos
NETuint8_t(&player);
NETend();
ASSERT( player < MAX_PLAYERS, "invalid player %u", player);
psStruct = IdToStruct(structId,ANYPLAYER);
setPower( (uint32_t)player, power); // we sync the power level as well
if (psStruct)
{ // make it complete.
psStruct->currentBuildPts = psStruct->pStructureType->buildPoints+1;
if (psStruct->status != SS_BUILT)
{
psStruct->status = SS_BUILT;
buildingComplete(psStruct);
}
debug(LOG_SYNC, "Created normal building %u for player %u", psStruct->id, player);
return true;
}
// The building wasn't started, so we'll have to just plonk it down in the map.
// Find the structures stats
for (typeindex=0; // Find structure target
(typeindex<numStructureStats ) && (asStructureStats[typeindex].ref != type);
typeindex++);
// Check for similar buildings, to avoid overlaps
if (TileHasStructure(mapTile(map_coord(x), map_coord(y))))
{
// Get the current structure
psStruct = getTileStructure(map_coord(x), map_coord(y));
if (asStructureStats[typeindex].type == psStruct->pStructureType->type)
{
// Correct type, correct location, just rename the id's to sync it.. (urgh)
psStruct->id = structId;
psStruct->status = SS_BUILT;
buildingComplete(psStruct);
debug(LOG_SYNC, "Created modified building %u for player %u", psStruct->id, player);
#if defined (DEBUG)
NETlogEntry("structure id modified", SYNC_FLAG, player);
#endif
return true;
}
}
// Build the structure
psStruct = buildStructure(&(asStructureStats[typeindex]), x, y, player, true);
if (psStruct)
{
psStruct->id = structId;
psStruct->status = SS_BUILT;
buildingComplete(psStruct);
debug(LOG_SYNC, "Forced to create building %u for player %u", psStruct->id, player);
#if defined (DEBUG)
NETlogEntry("had to plonk down a building" ,SYNC_FLAG, player);
#endif
}
else
{
debug(LOG_SYNC, "Unable to create building for player %u", player);
NETlogEntry("had to plonk down a building, BUT FAILED!" , SYNC_FLAG, player);
}
return false;
}
// ////////////////////////////////////////////////////////////////////////////
// put down a base plate and start droid building it!
BOOL recvBuildStarted()
{
STRUCTURE_STATS *psStats;
DROID *psDroid;
UDWORD actionX,actionY;
unsigned int typeIndex;
uint8_t player;
uint16_t x, y, z;
int32_t order;
uint32_t structRef, structId, targetId,droidID;
NETbeginDecode(NET_BUILD);
NETuint8_t(&player);
NETuint32_t(&structRef);
NETuint16_t(&x);
NETuint16_t(&y);
NETuint32_t(&droidID);
NETuint32_t(&structId);
NETint32_t(&order);
NETuint32_t(&targetId);
NETuint16_t(&z);
NETend();
// Find structure target
for (typeIndex = 0;
typeIndex < numStructureStats && asStructureStats[typeIndex].ref != structRef;
typeIndex++);
psStats = &asStructureStats[typeIndex];
if (IdToDroid(droidID, player, &psDroid))
{
// Tell the droid to go to where it needs to in order to build the struct
if (getDroidDestination((BASE_STATS *) psStats, x, y, &actionX, &actionY))
{
psDroid->order = order;
if (psDroid->order == DORDER_LINEBUILD)
{
psDroid->order = DORDER_BUILD;
}
psDroid->orderX = x;
psDroid->orderY = y;
psDroid->psTarStats = (BASE_STATS *) psStats;
if (targetId)
{
setDroidTarget(psDroid, IdToPointer(targetId, ANYPLAYER));
}
else
{
setDroidTarget(psDroid, NULL);
}
if (IsStatExpansionModule(psStats))
{
setUpBuildModule(psDroid);
}
else
{
droidStartBuild(psDroid);
psDroid->action = DACTION_BUILD;
}
}
// Sync IDs
if (psDroid->psTarget)
{
((STRUCTURE *) psDroid->psTarget)->id = structId;
}
}
return true;
}
// ////////////////////////////////////////////////////////////////////////////
// receive droid creation information from other players
bool recvDroid(NETQUEUE queue)
{
DROID_TEMPLATE t, *pT = &t;
DROID *psDroid;
uint8_t player;
uint32_t id;
Position pos;
bool haveInitialOrders;
INITIAL_DROID_ORDERS initialOrders;
NETbeginDecode(queue, GAME_DEBUG_ADD_DROID);
{
int32_t droidType;
NETuint8_t(&player);
NETuint32_t(&id);
NETPosition(&pos);
NETqstring(pT->name);
pT->id = pT->name;
NETint32_t(&droidType);
NETuint8_t(&pT->asParts[COMP_BODY]);
NETuint8_t(&pT->asParts[COMP_BRAIN]);
NETuint8_t(&pT->asParts[COMP_PROPULSION]);
NETuint8_t(&pT->asParts[COMP_REPAIRUNIT]);
NETuint8_t(&pT->asParts[COMP_ECM]);
NETuint8_t(&pT->asParts[COMP_SENSOR]);
NETuint8_t(&pT->asParts[COMP_CONSTRUCT]);
NETint8_t(&pT->numWeaps);
for (int i = 0; i < pT->numWeaps; i++)
{
NETuint8_t(&pT->asWeaps[i]);
}
NETbool(&haveInitialOrders);
if (haveInitialOrders)
{
NETuint32_t(&initialOrders.secondaryOrder);
NETint32_t(&initialOrders.moveToX);
NETint32_t(&initialOrders.moveToY);
NETuint32_t(&initialOrders.factoryId); // For making scripts happy.
}
pT->droidType = (DROID_TYPE)droidType;
}
NETend();
if (!getDebugMappingStatus() && bMultiPlayer)
{
debug(LOG_WARNING, "Failed to add droid for player %u.", NetPlay.players[queue.index].position);
return false;
}
ASSERT_OR_RETURN(false, player < MAX_PLAYERS, "invalid player %u", player);
debug(LOG_LIFE, "<=== getting Droid from %u id of %u ", player, id);
if ((pos.x == 0 && pos.y == 0) || pos.x > world_coord(mapWidth) || pos.y > world_coord(mapHeight))
{
debug(LOG_ERROR, "Received bad droid position (%d, %d) from %d about p%d (%s)", (int)pos.x, (int)pos.y,
queue.index, player, isHumanPlayer(player) ? "Human" : "AI");
return false;
}
// Create that droid on this machine.
psDroid = reallyBuildDroid(pT, pos, player, false);
// If we were able to build the droid set it up
if (psDroid)
{
psDroid->id = id;
addDroid(psDroid, apsDroidLists);
if (haveInitialOrders)
{
psDroid->secondaryOrder = initialOrders.secondaryOrder;
psDroid->secondaryOrderPending = psDroid->secondaryOrder;
orderDroidLoc(psDroid, DORDER_MOVE, initialOrders.moveToX, initialOrders.moveToY, ModeImmediate);
cbNewDroid(IdToStruct(initialOrders.factoryId, ANYPLAYER), psDroid);
}
syncDebugDroid(psDroid, '+');
}
else
{
debug(LOG_ERROR, "Packet from %d cannot create droid for p%d (%s)!", queue.index,
player, isHumanPlayer(player) ? "Human" : "AI");
#ifdef DEBUG
CONPRINTF(ConsoleString, (ConsoleString, "MULTIPLAYER: Couldn't build a remote droid, relying on checking to resync"));
#endif
return false;
}
return true;
}
BOOL NETPosition(Position *vp)
{
return (NETint32_t(&vp->x)
&& NETint32_t(&vp->y)
&& NETint32_t(&vp->z));
}
