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Restored how player packets are sent, they're compressed elsewhere

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This commit is contained in:
MysterD 2023-04-16 18:21:54 -07:00
parent 9b71c30661
commit ea4e335389
1 changed files with 2 additions and 56 deletions
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54
src/pc/network/packets/packet_player.c
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@ -1,5 +1,4 @@
#include <stdio.h> #include <stdio.h>
#include <zlib.h>
#include "../network.h" #include "../network.h"
#include "object_fields.h" #include "object_fields.h"
#include "object_constants.h" #include "object_constants.h"
@ -76,37 +75,6 @@ struct PacketPlayerData {
}; };
#pragma pack() #pragma pack()
uLong sourceLen = sizeof(struct PacketPlayerData);
static u32 sCompBufferLen = 0;
static Bytef* sCompBuffer = NULL;
static void increase_comp_buffer(u32 compressedLen) {
if (compressedLen <= sCompBufferLen && sCompBuffer) { return; }
if (sCompBuffer != NULL) { free(sCompBuffer); }
sCompBufferLen = compressedLen;
sCompBuffer = (Bytef*)malloc(sCompBufferLen);
}
static u32 compress_player_data(struct PacketPlayerData* data) {
uLongf compressedLen = compressBound(sizeof(struct PacketPlayerData));
increase_comp_buffer(compressedLen);
if (!sCompBuffer) { return 0; }
if (compress2((Bytef*)sCompBuffer, &compressedLen, (Bytef*)data, sourceLen, Z_BEST_COMPRESSION) == Z_OK) {
return compressedLen;
} else {
return 0;
}
}
static bool decompress_player_data(u32 compressedLen, struct PacketPlayerData* data) {
if (!sCompBuffer) { return false; }
uLong decompLen = sizeof(struct PacketPlayerData);
return uncompress((Bytef*)data, &decompLen, sCompBuffer, compressedLen) == Z_OK;
}
static void read_packet_data(struct PacketPlayerData* data, struct MarioState* m) { static void read_packet_data(struct PacketPlayerData* data, struct MarioState* m) {
u32 heldSyncID = (m->heldObj != NULL) ? m->heldObj->oSyncID : 0; u32 heldSyncID = (m->heldObj != NULL) ? m->heldObj->oSyncID : 0;
u32 heldBySyncID = (m->heldByObj != NULL) ? m->heldByObj->oSyncID : 0; u32 heldBySyncID = (m->heldByObj != NULL) ? m->heldByObj->oSyncID : 0;
@ -243,19 +211,10 @@ void network_send_player(u8 localIndex) {
struct PacketPlayerData data = { 0 }; struct PacketPlayerData data = { 0 };
read_packet_data(&data, &gMarioStates[localIndex]); read_packet_data(&data, &gMarioStates[localIndex]);
// compress
u32 compressedSize = compress_player_data(&data);
struct Packet p = { 0 }; struct Packet p = { 0 };
packet_init(&p, PACKET_PLAYER, false, PLMT_AREA); packet_init(&p, PACKET_PLAYER, false, PLMT_AREA);
packet_write(&p, &gNetworkPlayers[localIndex].globalIndex, sizeof(u8)); packet_write(&p, &gNetworkPlayers[localIndex].globalIndex, sizeof(u8));
packet_write(&p, &compressedSize, sizeof(u32));
if (compressedSize > 0) {
packet_write(&p, sCompBuffer, compressedSize);
} else {
packet_write(&p, &data, sizeof(struct PacketPlayerData)); packet_write(&p, &data, sizeof(struct PacketPlayerData));
}
network_send(&p); network_send(&p);
} }
@ -285,22 +244,9 @@ void network_receive_player(struct Packet* p) {
u16 playerIndex = np->localIndex; u16 playerIndex = np->localIndex;
u32 oldBehParams = m->marioObj->oBehParams; u32 oldBehParams = m->marioObj->oBehParams;
// read compressed size
u32 compressedSize = 0;
packet_read(p, &compressedSize, sizeof(u32));
// load mario information from packet // load mario information from packet
struct PacketPlayerData data = { 0 }; struct PacketPlayerData data = { 0 };
if (compressedSize > 0) {
// read compressed data
increase_comp_buffer(compressedSize);
if (!sCompBuffer) { LOG_ERROR("No compressed buffer!"); return; }
packet_read(p, sCompBuffer, compressedSize);
if (!decompress_player_data(compressedSize, &data)) { LOG_ERROR("Failed to decompress data!"); return; }
} else {
// read uncompressed data
packet_read(p, &data, sizeof(struct PacketPlayerData)); packet_read(p, &data, sizeof(struct PacketPlayerData));
}
// check to see if we should just drop this packet // check to see if we should just drop this packet
if (oldData.action == ACT_JUMBO_STAR_CUTSCENE && data.action == ACT_JUMBO_STAR_CUTSCENE) { if (oldData.action == ACT_JUMBO_STAR_CUTSCENE && data.action == ACT_JUMBO_STAR_CUTSCENE) {