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Prevent racing penguin crash when one player cheats

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Fixes #87
This commit is contained in:
MysterD 2020-10-18 17:01:51 -07:00
parent e753c8fc33
commit 281e45051b
2 changed files with 13 additions and 491 deletions
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491
3p.patch
View file

@ -1,491 +0,0 @@
diff --git a/build-windows-visual-studio/sm64ex.vcxproj b/build-windows-visual-studio/sm64ex.vcxproj
index c5052b8..db836c3 100644
--- a/build-windows-visual-studio/sm64ex.vcxproj
+++ b/build-windows-visual-studio/sm64ex.vcxproj
@@ -3973,6 +3973,7 @@
<ClCompile Include="..\src\pc\network\packets\packet_keep_alive.c" />
<ClCompile Include="..\src\pc\network\packets\packet_leaving.c" />
<ClCompile Include="..\src\pc\network\packets\packet_level_warp.c" />
+ <ClCompile Include="..\src\pc\network\packets\packet_network_players.c" />
<ClCompile Include="..\src\pc\network\packets\packet_object.c" />
<ClCompile Include="..\src\pc\network\packets\packet_player.c" />
<ClCompile Include="..\src\pc\network\packets\packet_read_write.c" />
diff --git a/build-windows-visual-studio/sm64ex.vcxproj.filters b/build-windows-visual-studio/sm64ex.vcxproj.filters
index b33547f..26133b0 100644
--- a/build-windows-visual-studio/sm64ex.vcxproj.filters
+++ b/build-windows-visual-studio/sm64ex.vcxproj.filters
@@ -15078,6 +15078,9 @@
<ClCompile Include="..\src\game\rng_position.c">
<Filter>Source Files\src\game</Filter>
</ClCompile>
+ <ClCompile Include="..\src\pc\network\packets\packet_network_players.c">
+ <Filter>Source Files\src\pc\network\packets</Filter>
+ </ClCompile>
</ItemGroup>
<ItemGroup>
<ClCompile Include="..\actors\common0.h">
diff --git a/proto-3.sh b/proto-3.sh
new file mode 100644
index 0000000..8f7a1bb
--- /dev/null
+++ b/proto-3.sh
@@ -0,0 +1,41 @@
+set -e
+if [ $# -eq 0 ]; then
+ make BETTERCAMERA=1 NODRAWINGDISTANCE=1 DEBUG=1 IMMEDIATELOAD=1 DEVELOPMENT=1 STRICT=1 -j
+else
+ make BETTERCAMERA=1 NODRAWINGDISTANCE=1 DEBUG=1 IMMEDIATELOAD=1 DEVELOPMENT=1 -j
+fi
+
+# find file
+FILE=./build/us_pc/sm64.us.f3dex2e.exe
+if [ ! -f "$FILE" ]; then
+ FILE=./build/us_pc/sm64.us.f3dex2e
+fi
+
+# no debug, discord
+#$FILE --discord 2 --configfile sm64config_server.txt &
+#$FILE --discord 1 --configfile sm64config_client.txt &
+#exit
+
+# no debug, direct
+#$FILE --server 27015 --configfile sm64config_server.txt &
+#$FILE --client 127.0.0.1 27015 --configfile sm64config_client.txt &
+#exit
+
+# debug on server
+#$FILE --client 127.0.0.1 27015 --configfile sm64config_client.txt &
+#winpty cgdb $FILE -ex 'break debug_breakpoint_here' -ex 'run --server 27015 --configfile sm64config_server.txt' -ex 'quit'
+#exit
+
+###################
+# debug on client #
+###################
+
+$FILE --server 27015 --configfile sm64config_p1.txt &
+ $FILE --client 127.0.0.1 27015 --configfile sm64config_p2.txt &
+
+# debug if cgdb exists
+if ! [ -x "$(command -v cgdb)" ]; then
+ $FILE --client 127.0.0.1 27015 --configfile sm64config_p3.txt &
+else
+ winpty cgdb $FILE -ex 'break debug_breakpoint_here' -ex 'run --client 127.0.0.1 27015 --configfile sm64config_p3.txt' -ex 'quit'
+fi
diff --git a/src/engine/level_script.c b/src/engine/level_script.c
index 7e181da..a7471b7 100644
--- a/src/engine/level_script.c
+++ b/src/engine/level_script.c
@@ -664,15 +664,24 @@ static void level_cmd_unload_area(void) {
}
static void level_cmd_set_mario_start_pos(void) {
+ s8 areaIndex = CMD_GET(u8, 2);
+#if IS_64_BIT
+ s16 x = CMD_GET(s16, 6);
+ s16 y = CMD_GET(s16, 8);
+ s16 z = CMD_GET(s16, 10);
+#else
+ Vec3s pos = CMD_GET(Vec3s, 6);
+#endif
+ s16 angle = CMD_GET(s16, 4);
for (int i = 0; i < MAX_PLAYERS; i++) {
- gPlayerSpawnInfos[i].areaIndex = CMD_GET(u8, 2);
-
- #if IS_64_BIT
- vec3s_set(gPlayerSpawnInfos[i].startPos, CMD_GET(s16, 6), CMD_GET(s16, 8), CMD_GET(s16, 10));
- #else
- vec3s_copy(gPlayerSpawnInfos[i].startPos, CMD_GET(Vec3s, 6));
- #endif
- vec3s_set(gPlayerSpawnInfos[i].startAngle, 0, CMD_GET(s16, 4) * 0x8000 / 180, 0);
+ gPlayerSpawnInfos[i].areaIndex = areaIndex;
+
+#if IS_64_BIT
+ vec3s_set(gPlayerSpawnInfos[i].startPos, x, y, z);
+#else
+ vec3s_copy(gPlayerSpawnInfos[i].startPos, pos);
+#endif
+ vec3s_set(gPlayerSpawnInfos[i].startAngle, 0, angle * 0x8000 / 180, 0);
}
sCurrentCmd = CMD_NEXT;
}
diff --git a/src/game/behavior_actions.c b/src/game/behavior_actions.c
index 61fc8b9..0e5d070 100644
--- a/src/game/behavior_actions.c
+++ b/src/game/behavior_actions.c
@@ -176,7 +176,7 @@ Gfx *geo_move_mario_part_from_parent(s32 run, UNUSED struct GraphNode *node, Mat
if (run == TRUE) {
sp1C = (struct Object *) gCurGraphNodeObject;
- if (sp1C == gMarioObject && sp1C->prevObj != NULL) {
+ if (sp1C->behavior == bhvMario && sp1C->prevObj != NULL) {
create_transformation_from_matrices(sp20, mtx, *gCurGraphNodeCamera->matrixPtr);
obj_update_pos_from_parent_transformation(sp20, sp1C->prevObj);
obj_set_gfx_pos_from_pos(sp1C->prevObj);
diff --git a/src/game/mario.c b/src/game/mario.c
index 09e2a09..9d6d3e7 100644
--- a/src/game/mario.c
+++ b/src/game/mario.c
@@ -2124,11 +2124,7 @@ static void init_single_mario(struct MarioState* m) {
// set mario/luigi model
// two-player hack
- if (isLocal) {
- m->marioObj->header.gfx.sharedChild = gLoadedGraphNodes[(gNetworkType == NT_SERVER) ? MODEL_MARIO : MODEL_LUIGI];
- } else {
- m->marioObj->header.gfx.sharedChild = gLoadedGraphNodes[(gNetworkType == NT_CLIENT) ? MODEL_MARIO : MODEL_LUIGI];
- }
+ m->marioObj->header.gfx.sharedChild = gLoadedGraphNodes[(gNetworkPlayers[0].globalIndex == 1) ? MODEL_LUIGI : MODEL_MARIO];
}
void init_mario(void) {
diff --git a/src/game/mario_actions_moving.c b/src/game/mario_actions_moving.c
index 67d97a2..54b533d 100644
--- a/src/game/mario_actions_moving.c
+++ b/src/game/mario_actions_moving.c
@@ -61,7 +61,7 @@ struct LandingAction sBackflipLandAction = {
4, 0, ACT_FREEFALL, ACT_BACKFLIP_LAND_STOP, ACT_BACKFLIP, ACT_FREEFALL, ACT_BEGIN_SLIDING,
};
-Mat4 sFloorAlignMatrix[2];
+Mat4 sFloorAlignMatrix[MAX_PLAYERS];
s16 tilt_body_running(struct MarioState *m) {
s16 pitch = find_floor_slope(m, 0);
diff --git a/src/game/mario_misc.c b/src/game/mario_misc.c
index 0c915c3..43f81eb 100644
--- a/src/game/mario_misc.c
+++ b/src/game/mario_misc.c
@@ -418,7 +418,6 @@ Gfx* geo_mario_tilt_torso(s32 callContext, struct GraphNode* node, Mat4* mtx) {
rotNode->rotation[0] = bodyState->torsoAngle[1];
rotNode->rotation[1] = bodyState->torsoAngle[2];
rotNode->rotation[2] = bodyState->torsoAngle[0];
-
// update torso position in bodyState
get_pos_from_transform_mtx(bodyState->torsoPos, *curTransform, *gCurGraphNodeCamera->matrixPtr);
}
@@ -491,17 +490,18 @@ Gfx* geo_switch_mario_hand(s32 callContext, struct GraphNode* node, UNUSED Mat4*
*/
Gfx* geo_mario_hand_foot_scaler(s32 callContext, struct GraphNode* node, Mat4* mtx) {
Mat4 * curTransform = mtx;
- static s16 sMarioAttackAnimCounter = 0;
+ static s16 sMarioAttackAnimCounter[MAX_PLAYERS] = { 0 };
struct GraphNodeGenerated* asGenerated = (struct GraphNodeGenerated*) node;
struct GraphNodeScale* scaleNode = (struct GraphNodeScale*) node->next;
+ u8 index = geo_get_processing_object_index();
struct MarioBodyState* bodyState = geo_get_body_state();
if (callContext == GEO_CONTEXT_RENDER) {
scaleNode->scale = 1.0f;
if (asGenerated->parameter == bodyState->punchState >> 6) {
- if (sMarioAttackAnimCounter != gAreaUpdateCounter && (bodyState->punchState & 0x3F) > 0) {
+ if (sMarioAttackAnimCounter[index] != gAreaUpdateCounter && (bodyState->punchState & 0x3F) > 0) {
bodyState->punchState -= 1;
- sMarioAttackAnimCounter = gAreaUpdateCounter;
+ sMarioAttackAnimCounter[index] = gAreaUpdateCounter;
}
scaleNode->scale =
gMarioAttackScaleAnimation[asGenerated->parameter * 6 + (bodyState->punchState & 0x3F)]
@@ -510,7 +510,7 @@ Gfx* geo_mario_hand_foot_scaler(s32 callContext, struct GraphNode* node, Mat4* m
// update hand/foot position in bodyState
get_pos_from_transform_mtx(bodyState->handFootPos[(asGenerated->parameter & 0x03)],
*curTransform,
- *gCurGraphNodeCamera->matrixPtr);
+ *gCurGraphNodeCamera->matrixPtr);
}
return NULL;
diff --git a/src/game/object_list_processor.c b/src/game/object_list_processor.c
index d0bb984..1b3c33f 100644
--- a/src/game/object_list_processor.c
+++ b/src/game/object_list_processor.c
@@ -516,7 +516,9 @@ void spawn_objects_from_info(UNUSED s32 unused, struct SpawnInfo *spawnInfo) {
u16 playerIndex = (spawnInfo->behaviorArg & ~(1 << 31));
object->oBehParams = playerIndex + 1;
gMarioObjects[playerIndex] = object;
- if (playerIndex == 0) { gMarioObject = object; }
+ if (playerIndex == 0) {
+ gMarioObject = object;
+ }
geo_make_first_child(&object->header.gfx.node);
}
diff --git a/src/game/rendering_graph_node.c b/src/game/rendering_graph_node.c
index a511ac5..ed7f13e 100644
--- a/src/game/rendering_graph_node.c
+++ b/src/game/rendering_graph_node.c
@@ -1068,6 +1068,7 @@ static void interpolate_matrix(Mat4 result, Mat4 a, Mat4 b) {
* Process an object node.
*/
static void geo_process_object(struct Object *node) {
+ struct Object* lastProcessingObject = gCurGraphNodeProcessingObject;
gCurGraphNodeProcessingObject = node;
Mat4 mtxf;
s32 hasAnimation = (node->header.gfx.node.flags & GRAPH_RENDER_HAS_ANIMATION) != 0;
@@ -1192,7 +1193,7 @@ static void geo_process_object(struct Object *node) {
node->header.gfx.throwMatrix = NULL;
node->header.gfx.throwMatrixInterpolated = NULL;
}
- gCurGraphNodeProcessingObject = NULL;
+ gCurGraphNodeProcessingObject = lastProcessingObject;
}
/**
diff --git a/src/pc/network/discord/discord.c b/src/pc/network/discord/discord.c
index 7c30fc0..06a333f 100644
--- a/src/pc/network/discord/discord.c
+++ b/src/pc/network/discord/discord.c
@@ -121,10 +121,11 @@ static void ns_discord_shutdown(void) {
}
struct NetworkSystem gNetworkSystemDiscord = {
- .initialize = ns_discord_initialize,
- .save_id = ns_discord_save_id,
- .clear_id = ns_discord_clear_id,
- .update = ns_discord_update,
- .send = ns_discord_network_send,
- .shutdown = ns_discord_shutdown,
+ .initialize = ns_discord_initialize,
+ .save_id = ns_discord_save_id,
+ .clear_id = ns_discord_clear_id,
+ .update = ns_discord_update,
+ .send = ns_discord_network_send,
+ .shutdown = ns_discord_shutdown,
+ .canBroadcast = true,
};
diff --git a/src/pc/network/network.h b/src/pc/network/network.h
index de287b2..5318630 100644
--- a/src/pc/network/network.h
+++ b/src/pc/network/network.h
@@ -38,6 +38,7 @@ struct NetworkSystem {
void (*update)(void);
int (*send)(u8 localIndex, u8* data, u16 dataLength);
void (*shutdown)(void);
+ bool canBroadcast;
};
struct SyncObject {
diff --git a/src/pc/network/network_player.c b/src/pc/network/network_player.c
index 4dc4442..2734d50 100644
--- a/src/pc/network/network_player.c
+++ b/src/pc/network/network_player.c
@@ -103,7 +103,7 @@ u8 network_player_connected(enum NetworkPlayerType type, u8 globalIndex) {
gNetworkSystem->save_id(i);
if (type == NPT_SERVER) { gNetworkPlayerServer = np; }
else { chat_add_message("player connected", CMT_SYSTEM); }
- LOG_INFO("player connected, local %d, global %d", i, globalIndex);
+ LOG_INFO("player connected, local %d, global %d", i, np->globalIndex);
extern s16 sCurrPlayMode;
if (gNetworkType == NT_SERVER && sCurrPlayMode == PLAY_MODE_SYNC_LEVEL) {
network_send_level_warp_repeat();
diff --git a/src/pc/network/packets/packet.c b/src/pc/network/packets/packet.c
index 1dc9b0b..1ad776c 100644
--- a/src/pc/network/packets/packet.c
+++ b/src/pc/network/packets/packet.c
@@ -39,6 +39,7 @@ void packet_receive(struct Packet* p) {
case PACKET_LEAVING: network_receive_leaving(p); break;
case PACKET_SAVE_FILE: network_receive_save_file(p); break;
case PACKET_INSTANT_WARP: network_receive_instant_warp(p); break;
+ case PACKET_NETWORK_PLAYERS: network_receive_network_players(p); break;
///
case PACKET_CUSTOM: network_receive_custom(p); break;
default: LOG_ERROR("received unknown packet: %d", p->buffer[0]);
diff --git a/src/pc/network/packets/packet.h b/src/pc/network/packets/packet.h
index 5d91805..126afd5 100644
--- a/src/pc/network/packets/packet.h
+++ b/src/pc/network/packets/packet.h
@@ -31,6 +31,7 @@ enum PacketType {
PACKET_LEAVING,
PACKET_SAVE_FILE,
PACKET_INSTANT_WARP,
+ PACKET_NETWORK_PLAYERS,
///
PACKET_CUSTOM = 255,
};
@@ -159,4 +160,8 @@ void network_receive_save_file(struct Packet* p);
void network_send_instant_warp(void);
void network_receive_instant_warp(struct Packet* p);
+// packet_network_players.c
+void network_send_network_players(void);
+void network_receive_network_players(struct Packet* p);
+
#endif
diff --git a/src/pc/network/packets/packet_join.c b/src/pc/network/packets/packet_join.c
index bc9da5b..a51ce6a 100644
--- a/src/pc/network/packets/packet_join.c
+++ b/src/pc/network/packets/packet_join.c
@@ -75,8 +75,9 @@ void network_send_join(struct Packet* joinRequestPacket) {
}
network_send_to(joinRequestPacket->localIndex , &p);
-
LOG_INFO("sending join packet");
+
+ network_send_network_players();
}
void network_receive_join(struct Packet* p) {
diff --git a/src/pc/network/packets/packet_network_players.c b/src/pc/network/packets/packet_network_players.c
new file mode 100644
index 0000000..eb599fb
--- /dev/null
+++ b/src/pc/network/packets/packet_network_players.c
@@ -0,0 +1,55 @@
+#include <stdio.h>
+#include "../network.h"
+#include "object_fields.h"
+#include "behavior_data.h"
+#include "src/game/behavior_actions.h"
+#include "pc/debuglog.h"
+
+static void network_send_to_network_players(u8 sendToLocalIndex) {
+ assert(gNetworkType == NT_SERVER);
+ assert(sendToLocalIndex != 0);
+
+ u8 connectedCount = network_player_connected_count();
+
+ struct Packet p;
+ packet_init(&p, PACKET_NETWORK_PLAYERS, true, false);
+ packet_write(&p, &connectedCount, sizeof(u8));
+ for (int i = 1; i < MAX_PLAYERS; i++) {
+ if (!gNetworkPlayers[i].connected) { continue; }
+ u8 npType = gNetworkPlayers[i].type;
+ if (npType == NPT_LOCAL) { npType = NPT_SERVER; }
+ else if (i == sendToLocalIndex) { npType = NPT_LOCAL; }
+ packet_write(&p, &npType, sizeof(u8));
+ packet_write(&p, &gNetworkPlayers[i].globalIndex, sizeof(u8));
+ LOG_INFO("send network player [%d == %d]", gNetworkPlayers[i].globalIndex, npType);
+ }
+
+ network_send_to(sendToLocalIndex, &p);
+ LOG_INFO("sent list of %d network players to %d", connectedCount, sendToLocalIndex);
+}
+
+void network_send_network_players(void) {
+ assert(gNetworkType == NT_SERVER);
+ LOG_INFO("sending list of network players to all");
+ for (int i = 1; i < MAX_PLAYERS; i++) {
+ if (!gNetworkPlayers[i].connected) { continue; }
+ network_send_to_network_players(i);
+ }
+}
+
+void network_receive_network_players(struct Packet* p) {
+ LOG_INFO("receiving list of network players");
+ if (gNetworkType != NT_CLIENT) {
+ LOG_ERROR("received list of clients as a non-client");
+ return;
+ }
+ u8 connectedCount = 0;
+ packet_read(p, &connectedCount, sizeof(u8));
+ for (int i = 0; i < connectedCount; i++) {
+ u8 npType, globalIndex;
+ packet_read(p, &npType, sizeof(u8));
+ packet_read(p, &globalIndex, sizeof(u8));
+ network_player_connected(npType, globalIndex);
+ LOG_INFO("received network player [%d == %d]", globalIndex, npType);
+ }
+}
\ No newline at end of file
diff --git a/src/pc/network/packets/packet_player.c b/src/pc/network/packets/packet_player.c
index 8a117ea..90dfea9 100644
--- a/src/pc/network/packets/packet_player.c
+++ b/src/pc/network/packets/packet_player.c
@@ -154,26 +154,33 @@ static void write_packet_data(struct PacketPlayerData* data, struct MarioState*
*platformSyncID = data->platformSyncID;
}
-void network_send_player(void) {
- if (gMarioStates[0].marioObj == NULL) { return; }
+void network_send_player(u8 localIndex) {
+ if (gMarioStates[localIndex].marioObj == NULL) { return; }
struct PacketPlayerData data = { 0 };
- read_packet_data(&data, &gMarioStates[0]);
+ read_packet_data(&data, &gMarioStates[localIndex]);
struct Packet p;
packet_init(&p, PACKET_PLAYER, false, false);
+ packet_write(&p, &gNetworkPlayers[localIndex].globalIndex, sizeof(u8));
packet_write(&p, &data, sizeof(struct PacketPlayerData));
+ // two-player hack: should be network_send_to_all_except()
network_send(&p);
}
void network_receive_player(struct Packet* p) {
- struct MarioState* m = &gMarioStates[1];
+ u8 globalIndex = 0;
+ packet_read(p, &globalIndex, sizeof(u8));
+ struct NetworkPlayer* np = network_player_from_global_index(globalIndex);
+ if (np == NULL || np->localIndex == UNKNOWN_LOCAL_INDEX || !np->connected) { return; }
+
+ struct MarioState* m = &gMarioStates[np->localIndex];
if (m == NULL || m->marioObj == NULL) { return; }
// save previous state
struct PacketPlayerData oldData = { 0 };
read_packet_data(&oldData, m);
- u16 playerIndex = m->playerIndex;
+ u16 playerIndex = np->localIndex;
u32 oldBehParams = m->marioObj->oBehParams;
// load mario information from packet
@@ -187,14 +194,10 @@ void network_receive_player(struct Packet* p) {
// check player level/area
u8 levelAreaMismatch = TRUE;
- if (p->localIndex != UNKNOWN_LOCAL_INDEX) {
- struct NetworkPlayer* np = &gNetworkPlayers[p->localIndex];
- np->currLevelNum = data.currLevelNum;
- np->currAreaIndex = data.currAreaIndex;
- levelAreaMismatch = (data.currLevelNum != gCurrLevelNum || data.currAreaIndex != gCurrAreaIndex);
- if (levelAreaMismatch) { np->fadeOpacity = 0; }
- }
- if (levelAreaMismatch) { return; }
+ np->currLevelNum = data.currLevelNum;
+ np->currAreaIndex = data.currAreaIndex;
+ levelAreaMismatch = (data.currLevelNum != gCurrLevelNum || data.currAreaIndex != gCurrAreaIndex);
+ if (levelAreaMismatch) { np->fadeOpacity = 0; return; }
// apply data from packet to mario state
u8 heldSyncID = 0;
@@ -301,8 +304,16 @@ void network_receive_player(struct Packet* p) {
if (m->action != oldData.action) {
m->actionTimer = 0;
}
+
+ // set model
+ m->marioObj->header.gfx.sharedChild = gLoadedGraphNodes[(np->globalIndex == 1) ? MODEL_LUIGI : MODEL_MARIO];
+
+ // broadcast player packet
+ if (gNetworkType == NT_SERVER && !gNetworkSystem->canBroadcast) {
+ network_send_player(globalIndex);
+ }
}
void network_update_player(void) {
- network_send_player();
+ network_send_player(0);
}
diff --git a/src/pc/network/socket/socket.c b/src/pc/network/socket/socket.c
index 6ede2e9..6f81165 100644
--- a/src/pc/network/socket/socket.c
+++ b/src/pc/network/socket/socket.c
@@ -138,10 +138,11 @@ static void ns_socket_shutdown(void) {
}
struct NetworkSystem gNetworkSystemSocket = {
- .initialize = ns_socket_initialize,
- .save_id = ns_socket_save_id,
- .clear_id = ns_socket_clear_id,
- .update = ns_socket_update,
- .send = ns_socket_send,
- .shutdown = ns_socket_shutdown,
+ .initialize = ns_socket_initialize,
+ .save_id = ns_socket_save_id,
+ .clear_id = ns_socket_clear_id,
+ .update = ns_socket_update,
+ .send = ns_socket_send,
+ .shutdown = ns_socket_shutdown,
+ .canBroadcast = false,
};

13
src/game/behaviors/racing_penguin.inc.c
View file

@ -96,6 +96,19 @@ static void racing_penguin_act_race(void) {
f32 targetSpeed;
f32 minSpeed;
// prevent segfault / error state
if (o->oPathedStartWaypoint == NULL) {
struct Object* child;
child = cur_obj_nearest_object_with_behavior(bhvPenguinRaceFinishLine);
child->parentObj = o;
child = cur_obj_nearest_object_with_behavior(bhvPenguinRaceShortcutCheck);
child->parentObj = o;
o->oPathedStartWaypoint = o->oPathedPrevWaypoint = segmented_to_virtual(ccm_seg7_trajectory_penguin_race);
o->oPathedPrevWaypointFlags = 0;
}
if (cur_obj_follow_path(0) == PATH_REACHED_END) {
o->oRacingPenguinReachedBottom = TRUE;
o->oAction = RACING_PENGUIN_ACT_FINISH_RACE;