sm64coopdx/src/pc/network/packets/packet_location_request.c
MysterD 050d940d53 Added ability for clients to send packets to each other skipping server
Added memory of last reliable packet about each sync object
2021-06-07 23:12:17 -07:00

242 lines
No EOL
9.3 KiB
C

#include <stdio.h>
#include "../network.h"
#include "menu/custom_menu_system.h"
//#define DISABLE_MODULE_LOG 1
#include "pc/debuglog.h"
extern s16 gCurrCourseNum, gCurrActNum, gCurrLevelNum, gCurrAreaIndex;
#define MAX_STATIC_SPAWN_REMOVAL 256
u8 sStaticSpawnRemoval[MAX_STATIC_SPAWN_REMOVAL] = { 0 };
u8 sStaticSpawnRemovalIndex = 0;
void static_spawn_removal_remember(u8 syncId) {
sStaticSpawnRemoval[sStaticSpawnRemovalIndex++] = syncId;
if (sStaticSpawnRemovalIndex == 0) { sStaticSpawnRemovalIndex = MAX_STATIC_SPAWN_REMOVAL - 1; }
}
void static_spawn_removal_clear(void) {
sStaticSpawnRemovalIndex = 0;
}
struct NetworkPlayer* get_network_player_from_valid_location(s16 courseNum, s16 actNum, s16 levelNum, s16 areaIndex) {
for (int i = 0; i < MAX_PLAYERS; i++) {
struct NetworkPlayer* np = &gNetworkPlayers[i];
if (!np->connected) { continue; }
if (!np->currAreaSyncValid) { continue; }
if (np->currCourseNum != courseNum) { continue; }
if (np->currActNum != actNum) { continue; }
if (np->currLevelNum != levelNum) { continue; }
if (np->currAreaIndex != areaIndex) { continue; }
return np;
}
return NULL;
}
///////////////////////////////////////////////////////////////////////////////
void network_send_location_request(void) {
if (gNetworkType == NT_SERVER) {
struct NetworkPlayer* np = get_network_player_from_valid_location(gCurrCourseNum, gCurrActNum, gCurrLevelNum, gCurrAreaIndex);
if (np == NULL) {
gNetworkPlayerLocal->currAreaSyncValid = true;
LOG_INFO("set currAreaSyncValid to true (1)");
return;
}
//LOG_INFO("network_send_location_request()");
network_send_client_location_request(gNetworkPlayerLocal->globalIndex, np->globalIndex);
return;
}
struct Packet p;
packet_init(&p, PACKET_LOCATION_REQUEST, true, false);
packet_write(&p, &gCurrCourseNum, sizeof(s16));
packet_write(&p, &gCurrActNum, sizeof(s16));
packet_write(&p, &gCurrLevelNum, sizeof(s16));
packet_write(&p, &gCurrAreaIndex, sizeof(s16));
network_send_to(0, &p);
//LOG_INFO("network_send_location_request() { %d, %d, %d, %d }", gCurrCourseNum, gCurrActNum, gCurrLevelNum, gCurrAreaIndex);
}
void network_receive_location_request(struct Packet* p) {
if (gNetworkType != NT_SERVER) {
LOG_ERROR("non-server is receiving a location request!");
return;
}
struct NetworkPlayer* np = &gNetworkPlayers[p->localIndex];
if (np == NULL || np->localIndex == UNKNOWN_LOCAL_INDEX || !np->connected) {
LOG_ERROR("Receiving location request from inactive player!");
return;
}
s16 courseNum, actNum, levelNum, areaIndex;
packet_read(p, &courseNum, sizeof(s16));
packet_read(p, &actNum, sizeof(s16));
packet_read(p, &levelNum, sizeof(s16));
packet_read(p, &areaIndex, sizeof(s16));
np->currCourseNum = courseNum;
np->currActNum = actNum;
np->currLevelNum = levelNum;
np->currAreaIndex = areaIndex;
np->currAreaSyncValid = false;
LOG_INFO("set global %d's currAreaSyncValid to false", np->globalIndex);
//LOG_INFO("network_receive_location_request() { %d, %d, %d, %d }", courseNum, actNum, levelNum, areaIndex);
struct NetworkPlayer* np2 = get_network_player_from_valid_location(courseNum, actNum, levelNum, areaIndex);
if (np2 == NULL) {
network_send_level_area_valid(np->globalIndex);
} else if (np2 == gNetworkPlayerLocal) {
network_send_location_response(np->globalIndex);
} else {
network_send_client_location_request(np->globalIndex, np2->globalIndex);
}
}
///////////////////////////////////////////////////////////////////////////////
void network_send_client_location_request(u8 destGlobalIndex, u8 srcGlobalIndex) {
if (gNetworkType != NT_SERVER) {
LOG_ERROR("client can't send a 'client location request'");
return;
}
struct NetworkPlayer* destNp = network_player_from_global_index(destGlobalIndex);
if (destNp == NULL || !destNp->connected) {
LOG_ERROR("network_send_client_location_request: dest np is invalid (global %d)", destGlobalIndex);
return;
}
struct Packet p;
packet_init(&p, PACKET_CLIENT_LOCATION_REQUEST, true, false);
packet_write(&p, &destGlobalIndex, sizeof(u8));
packet_write(&p, &destNp->currCourseNum, sizeof(s16));
packet_write(&p, &destNp->currActNum, sizeof(s16));
packet_write(&p, &destNp->currLevelNum, sizeof(s16));
packet_write(&p, &destNp->currAreaIndex, sizeof(s16));
//LOG_INFO("network_send_client_location_request() { %d, %d, %d, %d, %d }", destGlobalIndex, destNp->currCourseNum, destNp->currActNum, destNp->currLevelNum, destNp->currAreaIndex);
struct NetworkPlayer* srcNp = network_player_from_global_index(srcGlobalIndex);
if (srcNp == NULL || !srcNp->connected || !srcNp->currAreaSyncValid) {
LOG_ERROR("network_send_client_location_request: source np is invalid (global %d)", srcGlobalIndex);
return;
}
network_send_to(srcNp->localIndex, &p);
}
void network_receive_client_location_request(struct Packet* p) {
if (gNetworkType == NT_SERVER) {
LOG_ERROR("server is receiving a 'client location request'!");
return;
}
u8 destGlobalIndex;
s16 courseNum, actNum, levelNum, areaIndex;
packet_read(p, &destGlobalIndex, sizeof(u8));
packet_read(p, &courseNum, sizeof(s16));
packet_read(p, &actNum, sizeof(s16));
packet_read(p, &levelNum, sizeof(s16));
packet_read(p, &areaIndex, sizeof(s16));
//LOG_INFO("network_receive_client_location_request() { %d, %d, %d, %d, %d }", destGlobalIndex, courseNum, actNum, levelNum, areaIndex);
if (courseNum != gCurrCourseNum || actNum != gCurrActNum || levelNum != gCurrLevelNum || areaIndex != gCurrAreaIndex) {
LOG_ERROR("Receiving 'client location request' with the wrong location!");
return;
}
network_send_location_response(destGlobalIndex);
}
///////////////////////////////////////////////////////////////////////////////
void network_send_location_response(u8 destGlobalIndex) {
if (!gNetworkPlayerLocal->currAreaSyncValid) {
LOG_ERROR("my area is invalid");
return;
}
struct NetworkPlayer* destNp = network_player_from_global_index(destGlobalIndex);
if (destNp == NULL || !destNp->connected) {
LOG_ERROR("network_send_location_response: dest np is invalid");
return;
}
struct Packet p;
packet_init(&p, PACKET_LOCATION_RESPONSE, true, false);
packet_write(&p, &gCurrCourseNum, sizeof(s16));
packet_write(&p, &gCurrActNum, sizeof(s16));
packet_write(&p, &gCurrLevelNum, sizeof(s16));
packet_write(&p, &gCurrAreaIndex, sizeof(s16));
packet_write(&p, &gMarioStates[0].numCoins, sizeof(s16));
packet_write(&p, &sStaticSpawnRemovalIndex, sizeof(u8));
for (int i = 0; i < sStaticSpawnRemovalIndex; i++) {
packet_write(&p, &sStaticSpawnRemoval[i], sizeof(u8));
}
//LOG_INFO("network_send_location_response() { %d, %d, %d, %d, %d } to: %d", destGlobalIndex, gCurrCourseNum, gCurrActNum, gCurrLevelNum, gCurrAreaIndex, (gNetworkType == NT_SERVER) ? destNp->localIndex : 0);
network_send_to(destGlobalIndex, &p);
}
void network_receive_location_response(struct Packet* p) {
s16 courseNum, actNum, levelNum, areaIndex;
packet_read(p, &courseNum, sizeof(s16));
packet_read(p, &actNum, sizeof(s16));
packet_read(p, &levelNum, sizeof(s16));
packet_read(p, &areaIndex, sizeof(s16));
// TODO: read entities here!
//LOG_INFO("network_receive_location_response() { %d, %d, %d, %d, %d }", destGlobalIndex, courseNum, actNum, levelNum, areaIndex);
if (courseNum != gCurrCourseNum || actNum != gCurrActNum || levelNum != gCurrLevelNum || areaIndex != gCurrAreaIndex) {
LOG_ERROR("Receiving 'location response' with the wrong location!");
return;
}
// TODO: apply entities!
if (gNetworkType == NT_SERVER) {
struct NetworkPlayer* srcNp = &gNetworkPlayers[p->localIndex];
LOG_INFO("sending location response from global %d to global %d", srcNp->globalIndex, gNetworkPlayerLocal->globalIndex);
}
if (gNetworkPlayerLocal->currAreaSyncValid) {
LOG_ERROR("Receiving 'location response' when our location is already valid!");
return;
}
s16 numCoins;
packet_read(p, &numCoins, sizeof(s16));
u8 staticSpawnRemovals;
static_spawn_removal_clear();
packet_read(p, &staticSpawnRemovals, sizeof(u8));
for (int i = 0; i < staticSpawnRemovals; i++) {
u8 syncId;
packet_read(p, &syncId, sizeof(u8));
struct SyncObject* so = &gSyncObjects[syncId];
if (so != NULL) {
if (so->o != NULL) {
obj_mark_for_deletion(so->o);
LOG_INFO("marking for deletion: %d", syncId);
}
network_forget_sync_object(so);
}
}
gMarioStates[0].numCoins = numCoins;
gNetworkPlayerLocal->currAreaSyncValid = true;
LOG_INFO("set currAreaSyncValid to true (2)");
if (gNetworkType != NT_SERVER) {
network_send_level_area_valid(0);
}
//LOG_INFO("network_receive_location_response() ==> valid");
}