Martin Michelsen
1632 lines
57 KiB
C++
1632 lines
57 KiB
C++
#include "ReceiveSubcommands.hh"
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#include <string.h>
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#include <memory>
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#include <phosg/Strings.hh>
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#include <phosg/Random.hh>
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#include "Client.hh"
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#include "Items.hh"
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#include "Lobby.hh"
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#include "Loggers.hh"
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#include "Map.hh"
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#include "Player.hh"
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#include "PSOProtocol.hh"
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#include "SendCommands.hh"
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#include "StaticGameData.hh"
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#include "Text.hh"
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using namespace std;
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// The functions in this file are called when a client sends a game command
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// (60, 62, 6C, 6D, C9, or CB).
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bool command_is_private(uint8_t command) {
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return (command == 0x62) || (command == 0x6D);
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}
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template <typename CmdT>
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const CmdT& check_size_sc(
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const string& data,
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size_t min_size = sizeof(CmdT),
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size_t max_size = sizeof(CmdT),
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bool check_size_field = true) {
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if (max_size < min_size) {
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max_size = min_size;
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}
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const auto& cmd = check_size_t<CmdT>(data, min_size, max_size);
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if (check_size_field) {
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if (data.size() < 4) {
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throw runtime_error("subcommand is too short for header");
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}
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const auto* header = reinterpret_cast<const G_UnusedHeader*>(data.data());
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if (header->size == 0) {
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if (data.size() < 8) {
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throw runtime_error("subcommand has extended size but is shorter than 8 bytes");
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}
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const auto* ext_header = reinterpret_cast<const G_ExtendedHeader<G_UnusedHeader>*>(data.data());
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if (ext_header->size != data.size()) {
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throw runtime_error("invalid subcommand extended size field");
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}
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} else {
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if ((header->size * 4) != data.size()) {
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throw runtime_error("invalid subcommand size field");
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}
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}
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}
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return cmd;
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}
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static const unordered_set<uint8_t> watcher_subcommands({
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0x07, // Symbol chat
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0x74, // Word select
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0xBD, // Word select during battle (with private_flags)
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});
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static void forward_subcommand(shared_ptr<Lobby> l, shared_ptr<Client> c,
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uint8_t command, uint8_t flag, const void* data, size_t size) {
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// if the command is an Ep3-only command, make sure an Ep3 client sent it
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bool command_is_ep3 = (command & 0xF0) == 0xC0;
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if (command_is_ep3 && !(c->flags & Client::Flag::IS_EPISODE_3)) {
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return;
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}
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if (command_is_private(command)) {
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if (flag >= l->max_clients) {
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return;
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}
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auto target = l->clients[flag];
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if (!target) {
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return;
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}
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if (command_is_ep3 && !(target->flags & Client::Flag::IS_EPISODE_3)) {
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return;
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}
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send_command(target, command, flag, data, size);
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} else {
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if (command_is_ep3) {
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for (auto& target : l->clients) {
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if (!target || (target == c) || !(target->flags & Client::Flag::IS_EPISODE_3)) {
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continue;
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}
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send_command(target, command, flag, data, size);
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}
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} else {
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send_command_excluding_client(l, c, command, flag, data, size);
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}
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// Before battle, forward only chat commands to watcher lobbies; during
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// battle, forward everything to watcher lobbies.
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if (size &&
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(watcher_subcommands.count(*reinterpret_cast<const uint8_t*>(data) ||
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(l->ep3_server_base &&
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l->ep3_server_base->server->setup_phase != Episode3::SetupPhase::REGISTRATION)))) {
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for (const auto& watcher_lobby : l->watcher_lobbies) {
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forward_subcommand(watcher_lobby, c, command, flag, data, size);
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}
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}
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if (l->battle_record && l->battle_record->battle_in_progress()) {
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auto type = ((command & 0xF0) == 0xC0)
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? Episode3::BattleRecord::Event::Type::EP3_GAME_COMMAND
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: Episode3::BattleRecord::Event::Type::GAME_COMMAND;
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l->battle_record->add_command(type, data, size);
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}
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}
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}
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static void forward_subcommand(shared_ptr<Lobby> l, shared_ptr<Client> c,
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uint8_t command, uint8_t flag, const string& data) {
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forward_subcommand(l, c, command, flag, data.data(), data.size());
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}
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static void on_invalid(shared_ptr<ServerState>,
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shared_ptr<Lobby>, shared_ptr<Client> c, uint8_t command, uint8_t flag,
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const string& data) {
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const auto& cmd = check_size_sc<G_UnusedHeader>(
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data, sizeof(G_UnusedHeader), 0xFFFF);
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if (command_is_private(command)) {
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c->log.error("Invalid subcommand: %02hhX (private to %hhu)",
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cmd.subcommand, flag);
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} else {
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c->log.error("Invalid subcommand: %02hhX (public)", cmd.subcommand);
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}
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}
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static void on_unimplemented(shared_ptr<ServerState>,
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shared_ptr<Lobby>, shared_ptr<Client> c, uint8_t command, uint8_t flag,
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const string& data) {
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const auto& cmd = check_size_sc<G_UnusedHeader>(
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data, sizeof(G_UnusedHeader), 0xFFFF);
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if (command_is_private(command)) {
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c->log.warning("Unknown subcommand: %02hhX (private to %hhu)",
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cmd.subcommand, flag);
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} else {
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c->log.warning("Unknown subcommand: %02hhX (public)", cmd.subcommand);
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}
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if (c->options.debug) {
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send_text_message_printf(c, "$C5Sub 6x%02hhX missing", cmd.subcommand);
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}
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}
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static void on_forward_check_size(shared_ptr<ServerState>,
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shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
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const string& data) {
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check_size_sc<G_UnusedHeader>(data, sizeof(G_UnusedHeader), 0xFFFF);
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forward_subcommand(l, c, command, flag, data);
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}
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static void on_forward_check_game(shared_ptr<ServerState>,
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shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
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const string& data) {
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if (!l->is_game()) {
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return;
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}
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forward_subcommand(l, c, command, flag, data);
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}
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static void on_forward_check_game_loading(shared_ptr<ServerState>,
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shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
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const string& data) {
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if (!l->is_game() || !l->any_client_loading()) {
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return;
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}
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forward_subcommand(l, c, command, flag, data);
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}
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static void on_forward_check_size_client(shared_ptr<ServerState>,
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shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
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const string& data) {
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const auto& cmd = check_size_sc<G_ClientIDHeader>(
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data, sizeof(G_ClientIDHeader), 0xFFFF);
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if (cmd.client_id != c->lobby_client_id) {
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return;
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}
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forward_subcommand(l, c, command, flag, data);
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}
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static void on_forward_check_size_game(shared_ptr<ServerState>,
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shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
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const string& data) {
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check_size_sc<G_UnusedHeader>(data, sizeof(G_UnusedHeader), 0xFFFF);
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if (!l->is_game()) {
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return;
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}
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forward_subcommand(l, c, command, flag, data);
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}
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static void on_forward_check_size_ep3_lobby(shared_ptr<ServerState>,
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shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
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const string& data) {
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check_size_sc<G_UnusedHeader>(data, sizeof(G_UnusedHeader), 0xFFFF);
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if (l->is_game() || !l->is_ep3()) {
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return;
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}
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forward_subcommand(l, c, command, flag, data);
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}
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static void on_forward_check_size_ep3_game(shared_ptr<ServerState>,
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shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
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const string& data) {
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check_size_sc<G_UnusedHeader>(data, sizeof(G_UnusedHeader), 0xFFFF);
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if (!l->is_game() || !l->is_ep3()) {
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return;
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}
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forward_subcommand(l, c, command, flag, data);
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}
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////////////////////////////////////////////////////////////////////////////////
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// Ep3 subcommands
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static void on_ep3_battle_subs(shared_ptr<ServerState> s,
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shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
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const string& orig_data) {
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const auto& header = check_size_sc<G_CardBattleCommandHeader>(
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orig_data, sizeof(G_CardBattleCommandHeader), 0xFFFF);
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if (!l->is_game() || !l->is_ep3()) {
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return;
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}
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string data = orig_data;
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set_mask_for_ep3_game_command(data.data(), data.size(), 0);
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if (header.subcommand == 0xB5) {
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if (header.subsubcommand == 0x1A) {
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return;
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} else if (header.subsubcommand == 0x36) {
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const auto& cmd = check_size_t<G_Unknown_GC_Ep3_6xB5x36>(data);
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if (l->is_game() && (cmd.unknown_a1 >= 4)) {
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return;
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}
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}
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}
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if (!(s->ep3_data_index->behavior_flags & Episode3::BehaviorFlag::DISABLE_MASKING)) {
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uint8_t mask_key = 0;
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while (!mask_key) {
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mask_key = random_object<uint8_t>();
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}
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set_mask_for_ep3_game_command(data.data(), data.size(), mask_key);
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}
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forward_subcommand(l, c, command, flag, data);
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}
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////////////////////////////////////////////////////////////////////////////////
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// Chat commands and the like
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static void on_send_guild_card(shared_ptr<ServerState>,
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shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
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const string& data) {
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if (!command_is_private(command) || !l || (flag >= l->max_clients) ||
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(!l->clients[flag])) {
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return;
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}
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switch (c->version()) {
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case GameVersion::DC: {
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const auto& cmd = check_size_sc<G_SendGuildCard_DC_6x06>(data);
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c->game_data.player()->guild_card_description = cmd.description;
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break;
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}
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case GameVersion::PC: {
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const auto& cmd = check_size_sc<G_SendGuildCard_PC_6x06>(data);
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c->game_data.player()->guild_card_description = cmd.description;
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break;
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}
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case GameVersion::GC:
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case GameVersion::XB: {
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const auto& cmd = check_size_sc<G_SendGuildCard_V3_6x06>(data);
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c->game_data.player()->guild_card_description = cmd.description;
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break;
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}
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case GameVersion::BB:
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// Nothing to do... the command is blank; the server generates the guild
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// card to be sent
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break;
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default:
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throw logic_error("unsupported game version");
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}
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send_guild_card(l->clients[flag], c);
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}
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// client sends a symbol chat
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static void on_symbol_chat(shared_ptr<ServerState>,
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shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
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const string& data) {
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const auto& cmd = check_size_sc<G_SymbolChat_6x07>(data);
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if (!c->can_chat || (cmd.client_id != c->lobby_client_id)) {
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return;
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}
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forward_subcommand(l, c, command, flag, data);
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}
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// client sends a word select chat
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static void on_word_select(shared_ptr<ServerState>,
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shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
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const string& data) {
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const auto& cmd = check_size_sc<G_WordSelect_6x74>(data);
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if (!c->can_chat || (cmd.header.client_id != c->lobby_client_id)) {
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return;
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}
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forward_subcommand(l, c, command, flag, data);
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}
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// client is done loading into a lobby (we use this to trigger arrow updates)
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static void on_set_player_visibility(shared_ptr<ServerState>,
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shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
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const string& data) {
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const auto& cmd = check_size_sc<G_SetPlayerVisibility_6x22_6x23>(data);
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if (cmd.header.client_id != c->lobby_client_id) {
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return;
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}
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forward_subcommand(l, c, command, flag, data);
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if (!l->is_game() && !(c->flags & Client::Flag::IS_DC_V1)) {
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send_arrow_update(l);
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}
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}
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////////////////////////////////////////////////////////////////////////////////
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// Game commands used by cheat mechanisms
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static void on_change_area(shared_ptr<ServerState>,
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shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
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const string& data) {
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const auto& cmd = check_size_sc<G_InterLevelWarp_6x21>(data);
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if (!l->is_game()) {
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return;
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}
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c->area = cmd.area;
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forward_subcommand(l, c, command, flag, data);
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}
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// when a player is hit by an enemy, heal them if infinite HP is enabled
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static void on_hit_by_enemy(shared_ptr<ServerState>,
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shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
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const string& data) {
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const auto& cmd = check_size_sc<G_ClientIDHeader>(data, sizeof(G_ClientIDHeader), 0xFFFF);
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if (!l->is_game() || (cmd.client_id != c->lobby_client_id)) {
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return;
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}
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forward_subcommand(l, c, command, flag, data);
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if ((l->flags & Lobby::Flag::CHEATS_ENABLED) && c->options.infinite_hp) {
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send_player_stats_change(l, c, PlayerStatsChange::ADD_HP, 2550);
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}
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}
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// when a player casts a tech, restore TP if infinite TP is enabled
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static void on_cast_technique_finished(shared_ptr<ServerState>,
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shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
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const string& data) {
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const auto& cmd = check_size_sc<G_CastTechniqueComplete_6x48>(data);
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if (!l->is_game() || (cmd.header.client_id != c->lobby_client_id)) {
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return;
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}
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forward_subcommand(l, c, command, flag, data);
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if ((l->flags & Lobby::Flag::CHEATS_ENABLED) && c->options.infinite_tp) {
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send_player_stats_change(l, c, PlayerStatsChange::ADD_TP, 255);
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}
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}
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static void on_attack_finished(shared_ptr<ServerState> s,
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shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
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const string& data) {
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const auto& cmd = check_size_sc<G_AttackFinished_6x46>(data,
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offsetof(G_AttackFinished_6x46, entries), sizeof(G_AttackFinished_6x46));
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size_t allowed_count = min<size_t>(cmd.header.size - 2, 11);
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if (cmd.count > allowed_count) {
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throw runtime_error("invalid attack finished command");
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}
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on_forward_check_size_client(s, l, c, command, flag, data);
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}
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static void on_cast_technique(shared_ptr<ServerState> s,
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shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
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const string& data) {
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const auto& cmd = check_size_sc<G_CastTechnique_6x47>(data,
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offsetof(G_CastTechnique_6x47, targets), sizeof(G_CastTechnique_6x47));
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size_t allowed_count = min<size_t>(cmd.header.size - 2, 10);
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if (cmd.target_count > allowed_count) {
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throw runtime_error("invalid cast technique command");
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}
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on_forward_check_size_client(s, l, c, command, flag, data);
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}
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static void on_subtract_pb_energy(shared_ptr<ServerState> s,
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shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
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const string& data) {
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const auto& cmd = check_size_sc<G_SubtractPBEnergy_6x49>(data,
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offsetof(G_SubtractPBEnergy_6x49, entries), sizeof(G_SubtractPBEnergy_6x49));
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size_t allowed_count = min<size_t>(cmd.header.size - 3, 14);
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if (cmd.entry_count > allowed_count) {
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throw runtime_error("invalid subtract PB energy command");
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}
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on_forward_check_size_client(s, l, c, command, flag, data);
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}
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static void on_switch_state_changed(shared_ptr<ServerState>,
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shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
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const string& data) {
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auto& cmd = check_size_t<G_SwitchStateChanged_6x05>(data);
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if (!l->is_game()) {
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return;
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}
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forward_subcommand(l, c, command, flag, data);
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if (cmd.flags && cmd.header.object_id != 0xFFFF) {
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if ((l->flags & Lobby::Flag::CHEATS_ENABLED) && c->options.switch_assist &&
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(c->last_switch_enabled_command.header.subcommand == 0x05)) {
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c->log.info("[Switch assist] Replaying previous enable command");
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if (c->options.debug) {
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send_text_message(c, u"$C5Switch assist");
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}
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forward_subcommand(l, c, command, flag, &c->last_switch_enabled_command,
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sizeof(c->last_switch_enabled_command));
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send_command_t(c, command, flag, c->last_switch_enabled_command);
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}
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c->last_switch_enabled_command = cmd;
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}
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}
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////////////////////////////////////////////////////////////////////////////////
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template <typename CmdT>
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void on_movement(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
|
|
const string& data) {
|
|
const auto& cmd = check_size_sc<CmdT>(data);
|
|
|
|
if (cmd.header.client_id != c->lobby_client_id) {
|
|
return;
|
|
}
|
|
|
|
c->x = cmd.x;
|
|
c->z = cmd.z;
|
|
|
|
forward_subcommand(l, c, command, flag, data);
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// Item commands
|
|
|
|
static void on_player_drop_item(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
|
|
const string& data) {
|
|
const auto& cmd = check_size_sc<G_DropItem_6x2A>(data);
|
|
|
|
if ((cmd.header.client_id != c->lobby_client_id)) {
|
|
return;
|
|
}
|
|
|
|
if (l->flags & Lobby::Flag::ITEM_TRACKING_ENABLED) {
|
|
auto item = c->game_data.player()->remove_item(cmd.item_id, 0, c->version() != GameVersion::BB);
|
|
l->add_item(item, cmd.area, cmd.x, cmd.z);
|
|
|
|
auto name = name_for_item(item.data, false);
|
|
l->log.info("Player %hu dropped item %08" PRIX32 " (%s) at %hu:(%g, %g)",
|
|
cmd.header.client_id.load(), cmd.item_id.load(), name.c_str(),
|
|
cmd.area.load(), cmd.x.load(), cmd.z.load());
|
|
if (c->options.debug) {
|
|
string name = name_for_item(item.data, true);
|
|
send_text_message_printf(c, "$C5Items: drop %08" PRIX32 "\n%s",
|
|
cmd.item_id.load(), name.c_str());
|
|
}
|
|
c->game_data.player()->print_inventory(stderr);
|
|
}
|
|
|
|
forward_subcommand(l, c, command, flag, data);
|
|
}
|
|
|
|
static void on_create_inventory_item(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
|
|
const string& data) {
|
|
const auto& cmd = check_size_sc<G_CreateInventoryItem_DC_6x2B>(data,
|
|
sizeof(G_CreateInventoryItem_DC_6x2B), sizeof(G_CreateInventoryItem_PC_V3_BB_6x2B));
|
|
|
|
if ((cmd.header.client_id != c->lobby_client_id)) {
|
|
return;
|
|
}
|
|
if (c->version() == GameVersion::BB) {
|
|
// BB should never send this command - inventory items should only be
|
|
// created by the server in response to shop buy / bank withdraw / etc. reqs
|
|
return;
|
|
}
|
|
|
|
if (l->flags & Lobby::Flag::ITEM_TRACKING_ENABLED) {
|
|
PlayerInventoryItem item;
|
|
item.present = 1;
|
|
item.flags = 0;
|
|
item.data = cmd.item;
|
|
c->game_data.player()->add_item(item);
|
|
|
|
auto name = name_for_item(item.data, false);
|
|
l->log.info("Player %hu created inventory item %08" PRIX32 " (%s)",
|
|
cmd.header.client_id.load(), cmd.item.id.load(), name.c_str());
|
|
if (c->options.debug) {
|
|
string name = name_for_item(item.data, true);
|
|
send_text_message_printf(c, "$C5Items: create %08" PRIX32 "\n%s",
|
|
cmd.item.id.load(), name.c_str());
|
|
}
|
|
c->game_data.player()->print_inventory(stderr);
|
|
}
|
|
|
|
forward_subcommand(l, c, command, flag, data);
|
|
}
|
|
|
|
static void on_drop_partial_stack(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
|
|
const string& data) {
|
|
const auto& cmd = check_size_sc<G_DropStackedItem_DC_6x5D>(data,
|
|
sizeof(G_DropStackedItem_DC_6x5D), sizeof(G_DropStackedItem_PC_V3_BB_6x5D));
|
|
|
|
// TODO: Should we check the client ID here too?
|
|
if (!l->is_game()) {
|
|
return;
|
|
}
|
|
if (l->version == GameVersion::BB) {
|
|
return;
|
|
}
|
|
|
|
if (l->flags & Lobby::Flag::ITEM_TRACKING_ENABLED) {
|
|
// TODO: Should we delete anything from the inventory here? Does the client
|
|
// send an appropriate 6x29 alongside this?
|
|
PlayerInventoryItem item;
|
|
item.present = 1;
|
|
item.flags = 0;
|
|
item.data = cmd.data;
|
|
l->add_item(item, cmd.area, cmd.x, cmd.z);
|
|
|
|
auto name = name_for_item(item.data, false);
|
|
l->log.info("Player %hu split stack to create ground item %08" PRIX32 " (%s) at %hu:(%g, %g)",
|
|
cmd.header.client_id.load(), item.data.id.load(), name.c_str(),
|
|
cmd.area.load(), cmd.x.load(), cmd.z.load());
|
|
if (c->options.debug) {
|
|
string name = name_for_item(item.data, true);
|
|
send_text_message_printf(c, "$C5Items: split %08" PRIX32 "\n%s",
|
|
item.data.id.load(), name.c_str());
|
|
}
|
|
c->game_data.player()->print_inventory(stderr);
|
|
}
|
|
|
|
forward_subcommand(l, c, command, flag, data);
|
|
}
|
|
|
|
static void on_drop_partial_stack_bb(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
|
|
const string& data) {
|
|
if (l->version == GameVersion::BB) {
|
|
const auto& cmd = check_size_sc<G_SplitStackedItem_6xC3>(data);
|
|
|
|
if (!l->is_game() || (cmd.header.client_id != c->lobby_client_id)) {
|
|
return;
|
|
}
|
|
|
|
if (!(l->flags & Lobby::Flag::ITEM_TRACKING_ENABLED)) {
|
|
throw logic_error("item tracking not enabled in BB game");
|
|
}
|
|
|
|
auto item = c->game_data.player()->remove_item(
|
|
cmd.item_id, cmd.amount, c->version() != GameVersion::BB);
|
|
|
|
// if a stack was split, the original item still exists, so the dropped item
|
|
// needs a new ID. remove_item signals this by returning an item with id=-1
|
|
if (item.data.id == 0xFFFFFFFF) {
|
|
item.data.id = l->generate_item_id(c->lobby_client_id);
|
|
}
|
|
|
|
// PSOBB sends a 6x29 command after it receives the 6x5D, so we need to add
|
|
// the item back to the player's inventory to correct for this (it will get
|
|
// removed again by the 6x29 handler)
|
|
c->game_data.player()->add_item(item);
|
|
|
|
l->add_item(item, cmd.area, cmd.x, cmd.z);
|
|
|
|
auto name = name_for_item(item.data, false);
|
|
l->log.info("Player %hu split stack %08" PRIX32 " (removed: %s) at %hu:(%g, %g)",
|
|
cmd.header.client_id.load(), cmd.item_id.load(), name.c_str(),
|
|
cmd.area.load(), cmd.x.load(), cmd.z.load());
|
|
if (c->options.debug) {
|
|
string name = name_for_item(item.data, true);
|
|
send_text_message_printf(c, "$C5Items: split/BB %08" PRIX32 "\n%s",
|
|
cmd.item_id.load(), name.c_str());
|
|
}
|
|
c->game_data.player()->print_inventory(stderr);
|
|
|
|
send_drop_stacked_item(l, item.data, cmd.area, cmd.x, cmd.z);
|
|
|
|
} else {
|
|
forward_subcommand(l, c, command, flag, data);
|
|
}
|
|
}
|
|
|
|
static void on_buy_shop_item(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
|
|
const string& data) {
|
|
const auto& cmd = check_size_sc<G_BuyShopItem_6x5E>(data);
|
|
|
|
if (!l->is_game() || (cmd.header.client_id != c->lobby_client_id)) {
|
|
return;
|
|
}
|
|
if (l->version == GameVersion::BB) {
|
|
return;
|
|
}
|
|
|
|
if (l->flags & Lobby::Flag::ITEM_TRACKING_ENABLED) {
|
|
PlayerInventoryItem item;
|
|
item.present = 1;
|
|
item.flags = 0;
|
|
item.data = cmd.item;
|
|
c->game_data.player()->add_item(item);
|
|
|
|
auto name = name_for_item(item.data, false);
|
|
l->log.info("Player %hu bought item %08" PRIX32 " (%s) from shop",
|
|
cmd.header.client_id.load(), item.data.id.load(), name.c_str());
|
|
if (c->options.debug) {
|
|
string name = name_for_item(item.data, true);
|
|
send_text_message_printf(c, "$C5Items: buy %08" PRIX32 "\n%s",
|
|
item.data.id.load(), name.c_str());
|
|
}
|
|
c->game_data.player()->print_inventory(stderr);
|
|
}
|
|
|
|
forward_subcommand(l, c, command, flag, data);
|
|
}
|
|
|
|
static void on_box_or_enemy_item_drop(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
|
|
const string& data) {
|
|
const auto& cmd = check_size_sc<G_DropItem_DC_6x5F>(data,
|
|
sizeof(G_DropItem_DC_6x5F), sizeof(G_DropItem_PC_V3_BB_6x5F));
|
|
|
|
if (!l->is_game() || (c->lobby_client_id != l->leader_id)) {
|
|
return;
|
|
}
|
|
if (l->version == GameVersion::BB) {
|
|
return;
|
|
}
|
|
|
|
if (l->flags & Lobby::Flag::ITEM_TRACKING_ENABLED) {
|
|
PlayerInventoryItem item;
|
|
item.present = 1;
|
|
item.flags = 0;
|
|
item.data = cmd.data;
|
|
l->add_item(item, cmd.area, cmd.x, cmd.z);
|
|
|
|
auto name = name_for_item(item.data, false);
|
|
l->log.info("Leader created ground item %08" PRIX32 " (%s) at %hhu:(%g, %g)",
|
|
item.data.id.load(), name.c_str(), cmd.area, cmd.x.load(), cmd.z.load());
|
|
if (c->options.debug) {
|
|
string name = name_for_item(item.data, true);
|
|
send_text_message_printf(c, "$C5Items: drop %08" PRIX32 "\n%s",
|
|
item.data.id.load(), name.c_str());
|
|
}
|
|
}
|
|
|
|
forward_subcommand(l, c, command, flag, data);
|
|
}
|
|
|
|
|
|
static void on_pick_up_item(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
|
|
const string& data) {
|
|
auto& cmd = check_size_sc<G_PickUpItem_6x59>(data);
|
|
|
|
if (!l->is_game()) {
|
|
return;
|
|
}
|
|
if (l->version == GameVersion::BB) {
|
|
// BB clients should never send this; only the server should send this
|
|
return;
|
|
}
|
|
|
|
auto effective_c = l->clients.at(cmd.header.client_id);
|
|
if (!effective_c.get()) {
|
|
return;
|
|
}
|
|
|
|
if (l->flags & Lobby::Flag::ITEM_TRACKING_ENABLED) {
|
|
auto item = l->remove_item(cmd.item_id);
|
|
effective_c->game_data.player()->add_item(item);
|
|
|
|
auto name = name_for_item(item.data, false);
|
|
l->log.info("Player %hu picked up %08" PRIX32 " (%s)",
|
|
cmd.header.client_id.load(), cmd.item_id.load(), name.c_str());
|
|
if (c->options.debug) {
|
|
string name = name_for_item(item.data, true);
|
|
send_text_message_printf(c, "$C5Items: pick %08" PRIX32 "\n%s",
|
|
cmd.item_id.load(), name.c_str());
|
|
}
|
|
effective_c->game_data.player()->print_inventory(stderr);
|
|
}
|
|
|
|
forward_subcommand(l, c, command, flag, data);
|
|
}
|
|
|
|
static void on_pick_up_item_request(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
|
|
const string& data) {
|
|
// This is handled by the server on BB, and by the leader on other versions
|
|
if (l->version == GameVersion::BB) {
|
|
auto& cmd = check_size_sc<G_PickUpItemRequest_6x5A>(data);
|
|
|
|
if (!l->is_game() || (cmd.header.client_id != c->lobby_client_id)) {
|
|
return;
|
|
}
|
|
|
|
if (!(l->flags & Lobby::Flag::ITEM_TRACKING_ENABLED)) {
|
|
throw logic_error("item tracking not enabled in BB game");
|
|
}
|
|
|
|
auto item = l->remove_item(cmd.item_id);
|
|
c->game_data.player()->add_item(item);
|
|
|
|
auto name = name_for_item(item.data, false);
|
|
l->log.info("Player %hu picked up %08" PRIX32 " (%s)",
|
|
cmd.header.client_id.load(), cmd.item_id.load(), name.c_str());
|
|
if (c->options.debug) {
|
|
string name = name_for_item(item.data, true);
|
|
send_text_message_printf(c, "$C5Items: pick/BB %08" PRIX32 "\n%s",
|
|
cmd.item_id.load(), name.c_str());
|
|
}
|
|
c->game_data.player()->print_inventory(stderr);
|
|
|
|
send_pick_up_item(l, c, cmd.item_id, cmd.area);
|
|
|
|
} else {
|
|
forward_subcommand(l, c, command, flag, data);
|
|
}
|
|
}
|
|
|
|
static void on_equip_unequip_item(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
|
|
const string& data) {
|
|
const auto& cmd = check_size_sc<G_EquipOrUnequipItem_6x25_6x26>(data);
|
|
|
|
if (cmd.header.client_id != c->lobby_client_id) {
|
|
return;
|
|
}
|
|
|
|
if (l->flags & Lobby::Flag::ITEM_TRACKING_ENABLED) {
|
|
size_t index = c->game_data.player()->inventory.find_item(cmd.item_id);
|
|
if (cmd.header.subcommand == 0x25) { // Equip
|
|
c->game_data.player()->inventory.items[index].flags |= 0x00000008;
|
|
} else { // Unequip
|
|
c->game_data.player()->inventory.items[index].flags &= 0xFFFFFFF7;
|
|
}
|
|
} else if (l->version == GameVersion::BB) {
|
|
throw logic_error("item tracking not enabled in BB game");
|
|
}
|
|
|
|
// TODO: Should we forward this command on BB? The old version of newserv
|
|
// didn't, but that seems wrong.
|
|
forward_subcommand(l, c, command, flag, data);
|
|
}
|
|
|
|
static void on_use_item(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
|
|
const string& data) {
|
|
const auto& cmd = check_size_sc<G_UseItem_6x27>(data);
|
|
|
|
if (cmd.header.client_id != c->lobby_client_id) {
|
|
return;
|
|
}
|
|
|
|
if (l->flags & Lobby::Flag::ITEM_TRACKING_ENABLED) {
|
|
size_t index = c->game_data.player()->inventory.find_item(cmd.item_id);
|
|
string name, colored_name;
|
|
{
|
|
// Note: We do this weird scoping thing because player_use_item will
|
|
// likely delete the item, which will break the reference here.
|
|
const auto& item = c->game_data.player()->inventory.items[index].data;
|
|
name = name_for_item(item, false);
|
|
colored_name = name_for_item(item, true);
|
|
}
|
|
player_use_item(c, index);
|
|
|
|
l->log.info("Player used item %hu:%08" PRIX32 " (%s)",
|
|
cmd.header.client_id.load(), cmd.item_id.load(), name.c_str());
|
|
if (c->options.debug) {
|
|
send_text_message_printf(c, "$C5Items: use %08" PRIX32 "\n%s",
|
|
cmd.item_id.load(), colored_name.c_str());
|
|
}
|
|
c->game_data.player()->print_inventory(stderr);
|
|
}
|
|
|
|
forward_subcommand(l, c, command, flag, data);
|
|
}
|
|
|
|
static void on_open_shop_bb_or_ep3_battle_subs(shared_ptr<ServerState> s,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
|
|
const string& data) {
|
|
if (l->is_ep3()) {
|
|
on_ep3_battle_subs(s, l, c, command, flag, data);
|
|
|
|
} else if (!l->common_item_creator.get()) {
|
|
throw runtime_error("received shop subcommand without item creator present");
|
|
|
|
} else {
|
|
const auto& cmd = check_size_sc<G_ShopContentsRequest_BB_6xB5>(data, 0x08);
|
|
if ((l->version == GameVersion::BB) && l->is_game()) {
|
|
size_t num_items = 9 + (rand() % 4);
|
|
c->game_data.shop_contents.clear();
|
|
while (c->game_data.shop_contents.size() < num_items) {
|
|
ItemData item_data;
|
|
if (cmd.shop_type == 0) { // tool shop
|
|
item_data = l->common_item_creator->create_shop_item(l->difficulty, 3);
|
|
} else if (cmd.shop_type == 1) { // weapon shop
|
|
item_data = l->common_item_creator->create_shop_item(l->difficulty, 0);
|
|
} else if (cmd.shop_type == 2) { // guards shop
|
|
item_data = l->common_item_creator->create_shop_item(l->difficulty, 1);
|
|
} else { // unknown shop... just leave it blank I guess
|
|
break;
|
|
}
|
|
|
|
item_data.id = l->generate_item_id(c->lobby_client_id);
|
|
c->game_data.shop_contents.emplace_back(item_data);
|
|
}
|
|
|
|
send_shop(c, cmd.shop_type);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void on_open_bank_bb_or_card_trade_counter_ep3(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag, const string& data) {
|
|
if ((l->version == GameVersion::BB) && l->is_game()) {
|
|
send_bank(c);
|
|
} else if ((l->version == GameVersion::GC) && l->is_ep3()) {
|
|
forward_subcommand(l, c, command, flag, data);
|
|
}
|
|
}
|
|
|
|
static void on_bank_action_bb(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t, uint8_t, const string& data) {
|
|
if (l->version == GameVersion::BB) {
|
|
const auto& cmd = check_size_sc<G_BankAction_BB_6xBD>(data);
|
|
|
|
if (!l->is_game()) {
|
|
return;
|
|
}
|
|
|
|
if (!(l->flags & Lobby::Flag::ITEM_TRACKING_ENABLED)) {
|
|
throw logic_error("item tracking not enabled in BB game");
|
|
}
|
|
|
|
if (cmd.action == 0) { // deposit
|
|
if (cmd.item_id == 0xFFFFFFFF) { // meseta
|
|
if (cmd.meseta_amount > c->game_data.player()->disp.meseta) {
|
|
return;
|
|
}
|
|
if ((c->game_data.player()->bank.meseta + cmd.meseta_amount) > 999999) {
|
|
return;
|
|
}
|
|
c->game_data.player()->bank.meseta += cmd.meseta_amount;
|
|
c->game_data.player()->disp.meseta -= cmd.meseta_amount;
|
|
} else { // item
|
|
auto item = c->game_data.player()->remove_item(
|
|
cmd.item_id, cmd.item_amount, c->version() != GameVersion::BB);
|
|
c->game_data.player()->bank.add_item(item);
|
|
send_destroy_item(l, c, cmd.item_id, cmd.item_amount);
|
|
}
|
|
} else if (cmd.action == 1) { // take
|
|
if (cmd.item_id == 0xFFFFFFFF) { // meseta
|
|
if (cmd.meseta_amount > c->game_data.player()->bank.meseta) {
|
|
return;
|
|
}
|
|
if ((c->game_data.player()->disp.meseta + cmd.meseta_amount) > 999999) {
|
|
return;
|
|
}
|
|
c->game_data.player()->bank.meseta -= cmd.meseta_amount;
|
|
c->game_data.player()->disp.meseta += cmd.meseta_amount;
|
|
} else { // item
|
|
auto bank_item = c->game_data.player()->bank.remove_item(cmd.item_id, cmd.item_amount);
|
|
PlayerInventoryItem item = bank_item;
|
|
item.data.id = l->generate_item_id(0xFF);
|
|
c->game_data.player()->add_item(item);
|
|
send_create_inventory_item(l, c, item.data);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void on_sort_inventory_bb(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t, uint8_t,
|
|
const string& data) {
|
|
if (l->version == GameVersion::BB) {
|
|
const auto& cmd = check_size_sc<G_SortInventory_6xC4>(data);
|
|
|
|
if (!(l->flags & Lobby::Flag::ITEM_TRACKING_ENABLED)) {
|
|
throw logic_error("item tracking not enabled in BB game");
|
|
}
|
|
|
|
PlayerInventory sorted;
|
|
|
|
for (size_t x = 0; x < 30; x++) {
|
|
if (cmd.item_ids[x] == 0xFFFFFFFF) {
|
|
sorted.items[x].data.id = 0xFFFFFFFF;
|
|
} else {
|
|
size_t index = c->game_data.player()->inventory.find_item(cmd.item_ids[x]);
|
|
sorted.items[x] = c->game_data.player()->inventory.items[index];
|
|
}
|
|
}
|
|
|
|
sorted.num_items = c->game_data.player()->inventory.num_items;
|
|
sorted.hp_materials_used = c->game_data.player()->inventory.hp_materials_used;
|
|
sorted.tp_materials_used = c->game_data.player()->inventory.tp_materials_used;
|
|
sorted.language = c->game_data.player()->inventory.language;
|
|
c->game_data.player()->inventory = sorted;
|
|
}
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// EXP/Drop Item commands
|
|
|
|
static bool drop_item(
|
|
std::shared_ptr<ServerState> s,
|
|
std::shared_ptr<Lobby> l,
|
|
int64_t enemy_id,
|
|
uint8_t area,
|
|
float x,
|
|
float z,
|
|
uint16_t request_id) {
|
|
|
|
PlayerInventoryItem item;
|
|
|
|
// If the game is BB, run the rare + common drop logic
|
|
if (l->version == GameVersion::BB) {
|
|
if (!l->common_item_creator.get()) {
|
|
throw runtime_error("received box drop subcommand without item creator present");
|
|
}
|
|
|
|
const RareItemSet::Table::Drop* drop = nullptr;
|
|
if (s->rare_item_set) {
|
|
const auto& table = s->rare_item_set->get_table(
|
|
l->episode, l->difficulty, l->section_id);
|
|
if (enemy_id < 0) {
|
|
for (size_t z = 0; z < 30; z++) {
|
|
if (table.box_areas[z] != area) {
|
|
continue;
|
|
}
|
|
if (RareItemSet::sample(*l->random, table.box_rares[z].probability)) {
|
|
drop = &table.box_rares[z];
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
if ((enemy_id <= 0x65) &&
|
|
RareItemSet::sample(*l->random, table.monster_rares[enemy_id].probability)) {
|
|
drop = &table.monster_rares[enemy_id];
|
|
}
|
|
}
|
|
}
|
|
|
|
if (drop) {
|
|
item.data.data1[0] = drop->item_code[0];
|
|
item.data.data1[1] = drop->item_code[1];
|
|
item.data.data1[2] = drop->item_code[2];
|
|
// TODO: Add random percentages / modifiers
|
|
if (item.data.data1d[0] == 0) {
|
|
item.data.data1[4] |= 0x80; // Make it unidentified if it's a weapon
|
|
}
|
|
} else {
|
|
try {
|
|
item.data = l->common_item_creator->create_drop_item(
|
|
false, l->episode, l->difficulty, area, l->section_id);
|
|
} catch (const out_of_range&) {
|
|
// create_common_item throws this when it doesn't want to make an item
|
|
return true;
|
|
}
|
|
}
|
|
|
|
// If the game is not BB, forward the request to the leader instead of
|
|
// generating the item drop command
|
|
} else {
|
|
return false;
|
|
}
|
|
|
|
item.data.id = l->generate_item_id(0xFF);
|
|
|
|
if (l->flags & Lobby::Flag::ITEM_TRACKING_ENABLED) {
|
|
l->add_item(item, area, x, z);
|
|
}
|
|
send_drop_item(l, item.data, (enemy_id >= 0), area, x, z, request_id);
|
|
return true;
|
|
}
|
|
|
|
static void on_enemy_drop_item_request(shared_ptr<ServerState> s,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
|
|
const string& data) {
|
|
if (!l->is_game()) {
|
|
return;
|
|
}
|
|
|
|
const auto& cmd = check_size_sc<G_EnemyDropItemRequest_DC_6x60>(data,
|
|
sizeof(G_EnemyDropItemRequest_DC_6x60),
|
|
sizeof(G_EnemyDropItemRequest_PC_V3_BB_6x60));
|
|
if (!drop_item(s, l, cmd.enemy_id, cmd.area, cmd.x, cmd.z, cmd.request_id)) {
|
|
forward_subcommand(l, c, command, flag, data);
|
|
}
|
|
}
|
|
|
|
static void on_box_drop_item_request(shared_ptr<ServerState> s,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
|
|
const string& data) {
|
|
if (!l->is_game()) {
|
|
return;
|
|
}
|
|
|
|
const auto& cmd = check_size_sc<G_BoxItemDropRequest_6xA2>(data);
|
|
if (!drop_item(s, l, -1, cmd.area, cmd.x, cmd.z, cmd.request_id)) {
|
|
forward_subcommand(l, c, command, flag, data);
|
|
}
|
|
}
|
|
|
|
static void on_phase_setup(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
|
|
const string& data) {
|
|
if (c->version() == GameVersion::DC || c->version() == GameVersion::PC) {
|
|
forward_subcommand(l, c, command, flag, data);
|
|
return;
|
|
}
|
|
|
|
const auto& cmd = check_size_sc<G_PhaseSetup_V3_BB_6x75>(data);
|
|
if (!l->is_game()) {
|
|
return;
|
|
}
|
|
forward_subcommand(l, c, command, flag, data);
|
|
|
|
bool should_send_boss_drop_req = false;
|
|
bool is_ep2 = (l->episode == Episode::EP2);
|
|
if (cmd.difficulty == l->difficulty) {
|
|
if ((l->episode == Episode::EP1) && (c->area == 0x0E)) {
|
|
// On Normal, Dark Falz does not have a third phase, so send the drop
|
|
// request after the end of the second phase. On all other difficulty
|
|
// levels, send it after the third phase.
|
|
if (((l->difficulty == 0) && (cmd.basic_cmd.phase == 0x00000035)) ||
|
|
((l->difficulty != 0) && (cmd.basic_cmd.phase == 0x00000037))) {
|
|
should_send_boss_drop_req = true;
|
|
}
|
|
} else if (is_ep2 && (cmd.basic_cmd.phase == 0x00000057) && (c->area == 0x0D)) {
|
|
should_send_boss_drop_req = true;
|
|
}
|
|
}
|
|
|
|
if (should_send_boss_drop_req) {
|
|
auto c = l->clients.at(l->leader_id);
|
|
if (c) {
|
|
G_EnemyDropItemRequest_PC_V3_BB_6x60 req = {
|
|
{
|
|
{0x60, 0x06, 0x0000},
|
|
static_cast<uint8_t>(c->area),
|
|
static_cast<uint8_t>(is_ep2 ? 0x4E : 0x2F),
|
|
0x0B4F,
|
|
is_ep2 ? -9999.0f : 10160.58984375f,
|
|
0.0f,
|
|
2,
|
|
0,
|
|
},
|
|
0xE0AEDC01,
|
|
};
|
|
send_command_t(c, 0x62, l->leader_id, req);
|
|
}
|
|
}
|
|
}
|
|
|
|
// enemy hit by player
|
|
static void on_enemy_hit(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
|
|
const string& data) {
|
|
if (l->version == GameVersion::BB) {
|
|
const auto& cmd = check_size_sc<G_EnemyHitByPlayer_6x0A>(data);
|
|
|
|
if (!l->is_game()) {
|
|
return;
|
|
}
|
|
if (cmd.enemy_id >= l->enemies.size()) {
|
|
return;
|
|
}
|
|
|
|
if (l->enemies[cmd.enemy_id].hit_flags & 0x80) {
|
|
return;
|
|
}
|
|
l->enemies[cmd.enemy_id].hit_flags |= (1 << c->lobby_client_id);
|
|
l->enemies[cmd.enemy_id].last_hit = c->lobby_client_id;
|
|
}
|
|
|
|
forward_subcommand(l, c, command, flag, data);
|
|
}
|
|
|
|
static void on_enemy_killed(shared_ptr<ServerState> s,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
|
|
const string& data) {
|
|
forward_subcommand(l, c, command, flag, data);
|
|
|
|
if (l->version == GameVersion::BB) {
|
|
const auto& cmd = check_size_sc<G_EnemyKilled_6xC8>(data);
|
|
|
|
if (!l->is_game()) {
|
|
throw runtime_error("client should not kill enemies outside of games");
|
|
}
|
|
if (cmd.enemy_id >= l->enemies.size()) {
|
|
send_text_message(c, u"$C6Missing enemy killed");
|
|
return;
|
|
}
|
|
|
|
auto& e = l->enemies[cmd.enemy_id];
|
|
string e_str = e.str();
|
|
c->log.info("Enemy killed: entry %hu => %s", cmd.enemy_id.load(), e_str.c_str());
|
|
if (e.hit_flags & 0x80) {
|
|
if (c->options.debug) {
|
|
send_text_message_printf(c, "$C5E-%hX (already dead)", cmd.enemy_id.load());
|
|
}
|
|
return; // Enemy is already dead
|
|
}
|
|
if (e.experience == 0xFFFFFFFF) {
|
|
if (c->options.debug) {
|
|
send_text_message_printf(c, "$C5E-%hX (missing definition)", cmd.enemy_id.load());
|
|
} else {
|
|
send_text_message(c, u"$C6Unknown enemy type killed");
|
|
}
|
|
return;
|
|
}
|
|
|
|
e.hit_flags |= 0x80;
|
|
for (size_t x = 0; x < l->max_clients; x++) {
|
|
if (!((e.hit_flags >> x) & 1)) {
|
|
continue; // Player did not hit this enemy
|
|
}
|
|
|
|
auto other_c = l->clients[x];
|
|
if (!other_c) {
|
|
continue; // No player
|
|
}
|
|
if (other_c->game_data.player()->disp.level >= 199) {
|
|
continue; // Player is level 200 or higher
|
|
}
|
|
|
|
// Killer gets full experience, others get 77%
|
|
uint32_t exp;
|
|
if (e.last_hit == other_c->lobby_client_id) {
|
|
exp = e.experience;
|
|
} else {
|
|
exp = ((e.experience * 77) / 100);
|
|
}
|
|
|
|
other_c->game_data.player()->disp.experience += exp;
|
|
send_give_experience(l, other_c, exp);
|
|
if (other_c->options.debug) {
|
|
send_text_message_printf(other_c, "$C5+%" PRIu32 " E-%hX (%s)",
|
|
exp, cmd.enemy_id.load(), e.type_name);
|
|
}
|
|
|
|
bool leveled_up = false;
|
|
do {
|
|
const auto& level = s->level_table->stats_for_level(
|
|
other_c->game_data.player()->disp.char_class, other_c->game_data.player()->disp.level + 1);
|
|
if (other_c->game_data.player()->disp.experience >= level.experience) {
|
|
leveled_up = true;
|
|
level.apply(other_c->game_data.player()->disp.stats);
|
|
other_c->game_data.player()->disp.level++;
|
|
} else {
|
|
break;
|
|
}
|
|
} while (other_c->game_data.player()->disp.level < 199);
|
|
if (leveled_up) {
|
|
send_level_up(l, other_c);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void on_destroy_inventory_item(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
|
|
const string& data) {
|
|
const auto& cmd = check_size_sc<G_DeleteInventoryItem_6x29>(data);
|
|
if (!l->is_game()) {
|
|
return;
|
|
}
|
|
if (cmd.header.client_id != c->lobby_client_id) {
|
|
return;
|
|
}
|
|
if (l->flags & Lobby::Flag::ITEM_TRACKING_ENABLED) {
|
|
auto item = c->game_data.player()->remove_item(
|
|
cmd.item_id, cmd.amount, c->version() != GameVersion::BB);
|
|
auto name = name_for_item(item.data, false);
|
|
l->log.info("Inventory item %hu:%08" PRIX32 " destroyed (%s)",
|
|
cmd.header.client_id.load(), cmd.item_id.load(), name.c_str());
|
|
c->game_data.player()->print_inventory(stderr);
|
|
forward_subcommand(l, c, command, flag, data);
|
|
}
|
|
}
|
|
|
|
static void on_destroy_ground_item(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
|
|
const string& data) {
|
|
const auto& cmd = check_size_sc<G_DestroyGroundItem_6x63>(data);
|
|
if (!l->is_game()) {
|
|
return;
|
|
}
|
|
if (l->flags & Lobby::Flag::ITEM_TRACKING_ENABLED) {
|
|
auto item = l->remove_item(cmd.item_id);
|
|
auto name = name_for_item(item.data, false);
|
|
l->log.info("Ground item %08" PRIX32 " destroyed (%s)", cmd.item_id.load(),
|
|
name.c_str());
|
|
forward_subcommand(l, c, command, flag, data);
|
|
}
|
|
}
|
|
|
|
static void on_identify_item_bb(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
|
|
const string& data) {
|
|
if (l->version == GameVersion::BB) {
|
|
const auto& cmd = check_size_sc<G_AcceptItemIdentification_BB_6xB8>(data);
|
|
if (!l->is_game()) {
|
|
return;
|
|
}
|
|
if (!(l->flags & Lobby::Flag::ITEM_TRACKING_ENABLED)) {
|
|
throw logic_error("item tracking not enabled in BB game");
|
|
}
|
|
|
|
size_t x = c->game_data.player()->inventory.find_item(cmd.item_id);
|
|
if (c->game_data.player()->inventory.items[x].data.data1[0] != 0) {
|
|
return; // only weapons can be identified
|
|
}
|
|
|
|
c->game_data.player()->disp.meseta -= 100;
|
|
c->game_data.identify_result = c->game_data.player()->inventory.items[x];
|
|
c->game_data.identify_result.data.data1[4] &= 0x7F;
|
|
|
|
// TODO: move this into a SendCommands.cc function
|
|
G_IdentifyResult_BB_6xB9 res;
|
|
res.header.subcommand = 0xB9;
|
|
res.header.size = sizeof(res) / 4;
|
|
res.header.client_id = c->lobby_client_id;
|
|
res.item = c->game_data.identify_result.data;
|
|
send_command_t(l, 0x60, 0x00, res);
|
|
|
|
} else {
|
|
forward_subcommand(l, c, command, flag, data);
|
|
}
|
|
}
|
|
|
|
static void on_accept_identify_item_bb(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
|
|
const string& data) {
|
|
|
|
if (l->version == GameVersion::BB) {
|
|
const auto& cmd = check_size_sc<G_AcceptItemIdentification_BB_6xBA>(data);
|
|
|
|
if (!(l->flags & Lobby::Flag::ITEM_TRACKING_ENABLED)) {
|
|
throw logic_error("item tracking not enabled in BB game");
|
|
}
|
|
|
|
if (!c->game_data.identify_result.data.id) {
|
|
throw runtime_error("no identify result present");
|
|
}
|
|
if (c->game_data.identify_result.data.id != cmd.item_id) {
|
|
throw runtime_error("accepted item ID does not match previous identify request");
|
|
}
|
|
c->game_data.player()->add_item(c->game_data.identify_result);
|
|
send_create_inventory_item(l, c, c->game_data.identify_result.data);
|
|
c->game_data.identify_result.clear();
|
|
|
|
} else {
|
|
forward_subcommand(l, c, command, flag, data);
|
|
}
|
|
}
|
|
|
|
static void on_sell_item_at_shop_bb(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client>, uint8_t, uint8_t, const string&) {
|
|
|
|
if (l->version == GameVersion::BB) {
|
|
// const auto& cmd = check_size_sc<G_ItemSubcommand>(data);
|
|
|
|
if (!(l->flags & Lobby::Flag::ITEM_TRACKING_ENABLED)) {
|
|
throw logic_error("item tracking not enabled in BB game");
|
|
}
|
|
|
|
// TODO: We should subtract the appropriate amount of meseta and do an
|
|
// appropriate send_create_inventory_item call here. Shop prices are not
|
|
// implemented yet, though, which is why this is difficult.
|
|
throw logic_error("shop actions are not yet implemented");
|
|
}
|
|
}
|
|
|
|
static void on_buy_shop_item_bb(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client>, uint8_t, uint8_t, const string&) {
|
|
|
|
if (l->version == GameVersion::BB) {
|
|
// const auto& cmd = check_size_sc<G_BuyShopItem_BB_6xB7>(data);
|
|
|
|
if (!(l->flags & Lobby::Flag::ITEM_TRACKING_ENABLED)) {
|
|
throw logic_error("item tracking not enabled in BB game");
|
|
}
|
|
|
|
// TODO: We should subtract the appropriate amount of meseta and do an
|
|
// appropriate send_create_inventory_item call here. Shop prices are not
|
|
// implemented yet, though, which is why this is difficult.
|
|
throw logic_error("shop actions are not yet implemented");
|
|
}
|
|
}
|
|
|
|
static void on_medical_center_bb(shared_ptr<ServerState>,
|
|
shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t, uint8_t, const string&) {
|
|
|
|
if (l->version == GameVersion::BB) {
|
|
if (c->game_data.player()->disp.meseta < 10) {
|
|
throw runtime_error("insufficient funds");
|
|
}
|
|
c->game_data.player()->disp.meseta -= 10;
|
|
}
|
|
}
|
|
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|
////////////////////////////////////////////////////////////////////////////////
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// Subcommands are described by four fields: the minimum size and maximum size (in DWORDs),
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// the handler function, and flags that tell when to allow the command. See command-input-subs.h
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// for more information on flags. The maximum size is not enforced if it's zero.
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typedef void (*subcommand_handler_t)(shared_ptr<ServerState> s,
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shared_ptr<Lobby> l, shared_ptr<Client> c, uint8_t command, uint8_t flag,
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const string& data);
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subcommand_handler_t subcommand_handlers[0x100] = {
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/* 00 */ on_invalid,
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/* 01 */ nullptr,
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/* 02 */ nullptr,
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/* 03 */ nullptr,
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/* 04 */ nullptr,
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/* 05 */ on_switch_state_changed,
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/* 06 */ on_send_guild_card,
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/* 07 */ on_symbol_chat,
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/* 08 */ nullptr,
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/* 09 */ nullptr,
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/* 0A */ on_enemy_hit,
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/* 0B */ on_forward_check_size_game,
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/* 0C */ on_forward_check_size_game, // Add condition (poison/slow/etc.)
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/* 0D */ on_forward_check_size_game, // Remove condition (poison/slow/etc.)
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/* 0E */ nullptr,
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/* 0F */ nullptr,
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/* 10 */ nullptr,
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/* 11 */ nullptr,
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/* 12 */ on_forward_check_size_game, // Dragon actions
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/* 13 */ on_forward_check_size_game, // De Rol Le actions
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/* 14 */ on_forward_check_size_game,
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/* 15 */ on_forward_check_size_game, // Vol Opt actions
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/* 16 */ on_forward_check_size_game, // Vol Opt actions
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/* 17 */ on_forward_check_size_game,
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/* 18 */ on_forward_check_size_game,
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/* 19 */ on_forward_check_size_game, // Dark Falz actions
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/* 1A */ nullptr,
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/* 1B */ nullptr,
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/* 1C */ on_forward_check_size_game,
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/* 1D */ nullptr,
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/* 1E */ nullptr,
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/* 1F */ on_forward_check_size,
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/* 20 */ on_forward_check_size,
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/* 21 */ on_change_area, // Inter-level warp
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/* 22 */ on_forward_check_size_client, // Set player visibility
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/* 23 */ on_set_player_visibility, // Set player visibility
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/* 24 */ on_forward_check_size_game,
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/* 25 */ on_equip_unequip_item, // Equip item
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/* 26 */ on_equip_unequip_item, // Unequip item
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/* 27 */ on_use_item,
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/* 28 */ on_forward_check_size_game, // Feed MAG
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/* 29 */ on_destroy_inventory_item, // Delete item (via bank deposit / sale / feeding MAG)
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/* 2A */ on_player_drop_item,
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/* 2B */ on_create_inventory_item, // Create inventory item (e.g. from tekker or bank withdrawal)
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/* 2C */ on_forward_check_size, // Talk to NPC
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/* 2D */ on_forward_check_size, // Done talking to NPC
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/* 2E */ nullptr,
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/* 2F */ on_hit_by_enemy,
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/* 30 */ on_forward_check_size_game, // Level up
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/* 31 */ on_forward_check_size_game, // Medical center
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/* 32 */ on_forward_check_size_game, // Medical center
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/* 33 */ on_forward_check_size_game, // Moon atomizer/Reverser
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/* 34 */ nullptr,
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/* 35 */ nullptr,
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/* 36 */ on_forward_check_game,
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/* 37 */ on_forward_check_size_game, // Photon blast
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/* 38 */ nullptr,
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/* 39 */ on_forward_check_size_game, // Photon blast ready
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/* 3A */ on_forward_check_size_game,
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/* 3B */ on_forward_check_size,
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/* 3C */ nullptr,
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/* 3D */ nullptr,
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/* 3E */ on_movement<G_StopAtPosition_6x3E>, // Stop moving
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/* 3F */ on_movement<G_SetPosition_6x3F>, // Set position (e.g. when materializing after warp)
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/* 40 */ on_movement<G_WalkToPosition_6x40>, // Walk
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/* 41 */ nullptr,
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/* 42 */ on_movement<G_RunToPosition_6x42>, // Run
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/* 43 */ on_forward_check_size_client,
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/* 44 */ on_forward_check_size_client,
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/* 45 */ on_forward_check_size_client,
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/* 46 */ on_attack_finished,
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/* 47 */ on_cast_technique,
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/* 48 */ on_cast_technique_finished,
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/* 49 */ on_subtract_pb_energy,
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/* 4A */ on_forward_check_size_client,
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/* 4B */ on_hit_by_enemy,
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/* 4C */ on_hit_by_enemy,
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/* 4D */ on_forward_check_size_client,
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/* 4E */ on_forward_check_size_client,
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/* 4F */ on_forward_check_size_client,
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/* 50 */ on_forward_check_size_client,
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/* 51 */ nullptr,
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/* 52 */ on_forward_check_size, // Toggle shop/bank interaction
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/* 53 */ on_forward_check_size_game,
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/* 54 */ nullptr,
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/* 55 */ on_forward_check_size_client, // Intra-map warp
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/* 56 */ on_forward_check_size_client,
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/* 57 */ on_forward_check_size_client,
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/* 58 */ on_forward_check_size_client, // Begin playing emote
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/* 59 */ on_pick_up_item, // Item picked up
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/* 5A */ on_pick_up_item_request, // Request to pick up item
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/* 5B */ nullptr,
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/* 5C */ nullptr,
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/* 5D */ on_drop_partial_stack, // Drop meseta or stacked item
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/* 5E */ on_buy_shop_item, // Buy item at shop
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/* 5F */ on_box_or_enemy_item_drop, // Drop item from box/enemy
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/* 60 */ on_enemy_drop_item_request, // Request for item drop (handled by the server on BB)
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/* 61 */ on_forward_check_size_game, // Feed mag
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/* 62 */ nullptr,
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/* 63 */ on_destroy_ground_item, // Destroy an item on the ground (used when too many items have been dropped)
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/* 64 */ nullptr,
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/* 65 */ nullptr,
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/* 66 */ on_forward_check_size_game, // Use star atomizer
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/* 67 */ on_forward_check_size_game, // Create enemy set
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/* 68 */ on_forward_check_size_game, // Telepipe/Ryuker
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|
/* 69 */ on_forward_check_size_game,
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|
/* 6A */ on_forward_check_size_game,
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|
/* 6B */ on_forward_check_game_loading,
|
|
/* 6C */ on_forward_check_game_loading,
|
|
/* 6D */ on_forward_check_game_loading,
|
|
/* 6E */ on_forward_check_game_loading,
|
|
/* 6F */ on_forward_check_game_loading,
|
|
/* 70 */ on_forward_check_game_loading,
|
|
/* 71 */ on_forward_check_game_loading,
|
|
/* 72 */ on_forward_check_game_loading,
|
|
/* 73 */ on_invalid,
|
|
/* 74 */ on_word_select,
|
|
/* 75 */ on_phase_setup,
|
|
/* 76 */ on_forward_check_size_game, // Enemy killed
|
|
/* 77 */ on_forward_check_size_game, // Sync quest data
|
|
/* 78 */ nullptr,
|
|
/* 79 */ on_forward_check_size, // Lobby 14/15 soccer game
|
|
/* 7A */ nullptr,
|
|
/* 7B */ nullptr,
|
|
/* 7C */ on_forward_check_size_game,
|
|
/* 7D */ on_forward_check_size_game,
|
|
/* 7E */ nullptr,
|
|
/* 7F */ nullptr,
|
|
/* 80 */ on_forward_check_size_game, // Trigger trap
|
|
/* 81 */ nullptr,
|
|
/* 82 */ nullptr,
|
|
/* 83 */ on_forward_check_size_game, // Place trap
|
|
/* 84 */ on_forward_check_size_game,
|
|
/* 85 */ on_forward_check_size_game,
|
|
/* 86 */ on_forward_check_size_game, // Hit destructible wall
|
|
/* 87 */ on_forward_check_size_game, // Shrink character
|
|
/* 88 */ on_forward_check_size_game,
|
|
/* 89 */ on_forward_check_size_game,
|
|
/* 8A */ on_forward_check_size_game,
|
|
/* 8B */ nullptr,
|
|
/* 8C */ nullptr,
|
|
/* 8D */ on_forward_check_size_client,
|
|
/* 8E */ nullptr,
|
|
/* 8F */ nullptr,
|
|
/* 90 */ nullptr,
|
|
/* 91 */ on_forward_check_size_game,
|
|
/* 92 */ nullptr,
|
|
/* 93 */ on_forward_check_size_game, // Timed switch activated
|
|
/* 94 */ on_forward_check_size_game, // Warp (the $warp chat command is implemented using this)
|
|
/* 95 */ nullptr,
|
|
/* 96 */ nullptr,
|
|
/* 97 */ nullptr,
|
|
/* 98 */ nullptr,
|
|
/* 99 */ nullptr,
|
|
/* 9A */ on_forward_check_size_game, // Update player stat ($infhp/$inftp are implemented using this command)
|
|
/* 9B */ nullptr,
|
|
/* 9C */ on_forward_check_size_game,
|
|
/* 9D */ nullptr,
|
|
/* 9E */ nullptr,
|
|
/* 9F */ on_forward_check_size_game, // Gal Gryphon actions
|
|
/* A0 */ on_forward_check_size_game, // Gal Gryphon actions
|
|
/* A1 */ on_forward_check_size_game, // Part of revive process. Occurs right after revive command, function unclear.
|
|
/* A2 */ on_box_drop_item_request, // Request for item drop from box (handled by server on BB)
|
|
/* A3 */ on_forward_check_size_game, // Episode 2 boss actions
|
|
/* A4 */ on_forward_check_size_game, // Olga Flow phase 1 actions
|
|
/* A5 */ on_forward_check_size_game, // Olga Flow phase 2 actions
|
|
/* A6 */ on_forward_check_size, // Trade proposal
|
|
/* A7 */ nullptr,
|
|
/* A8 */ on_forward_check_size_game, // Gol Dragon actions
|
|
/* A9 */ on_forward_check_size_game, // Barba Ray actions
|
|
/* AA */ on_forward_check_size_game, // Episode 2 boss actions
|
|
/* AB */ on_forward_check_size_client, // Create lobby chair
|
|
/* AC */ nullptr,
|
|
/* AD */ on_forward_check_size_game, // Olga Flow phase 2 subordinate boss actions
|
|
/* AE */ on_forward_check_size_client,
|
|
/* AF */ on_forward_check_size_client, // Turn in lobby chair
|
|
/* B0 */ on_forward_check_size_client, // Move in lobby chair
|
|
/* B1 */ nullptr,
|
|
/* B2 */ nullptr,
|
|
/* B3 */ on_ep3_battle_subs,
|
|
/* B4 */ on_ep3_battle_subs,
|
|
/* B5 */ on_open_shop_bb_or_ep3_battle_subs, // BB shop request
|
|
/* B6 */ nullptr, // BB shop contents (server->client only)
|
|
/* B7 */ on_buy_shop_item_bb,
|
|
/* B8 */ on_identify_item_bb,
|
|
/* B9 */ nullptr,
|
|
/* BA */ on_accept_identify_item_bb,
|
|
/* BB */ on_open_bank_bb_or_card_trade_counter_ep3,
|
|
/* BC */ on_forward_check_size_ep3_game, // BB bank contents (server->client only), Ep3 card trade sequence
|
|
/* BD */ on_bank_action_bb,
|
|
/* BE */ on_forward_check_size, // BB create inventory item (server->client only), Ep3 sound chat
|
|
/* BF */ on_forward_check_size_ep3_lobby, // Ep3 change music, also BB give EXP (BB usage is server->client only)
|
|
/* C0 */ on_sell_item_at_shop_bb,
|
|
/* C1 */ nullptr,
|
|
/* C2 */ nullptr,
|
|
/* C3 */ on_drop_partial_stack_bb, // Split stacked item - not sent if entire stack is dropped
|
|
/* C4 */ on_sort_inventory_bb,
|
|
/* C5 */ on_medical_center_bb,
|
|
/* C6 */ nullptr,
|
|
/* C7 */ nullptr,
|
|
/* C8 */ on_enemy_killed,
|
|
/* C9 */ nullptr,
|
|
/* CA */ nullptr,
|
|
/* CB */ nullptr,
|
|
/* CC */ nullptr,
|
|
/* CD */ nullptr,
|
|
/* CE */ nullptr,
|
|
/* CF */ on_forward_check_size_game,
|
|
/* D0 */ nullptr,
|
|
/* D1 */ nullptr,
|
|
/* D2 */ nullptr,
|
|
/* D3 */ nullptr,
|
|
/* D4 */ nullptr,
|
|
/* D5 */ nullptr,
|
|
/* D6 */ nullptr,
|
|
/* D7 */ nullptr,
|
|
/* D8 */ nullptr,
|
|
/* D9 */ nullptr,
|
|
/* DA */ nullptr,
|
|
/* DB */ nullptr,
|
|
/* DC */ nullptr,
|
|
/* DD */ nullptr,
|
|
/* DE */ nullptr,
|
|
/* DF */ nullptr,
|
|
/* E0 */ nullptr,
|
|
/* E1 */ nullptr,
|
|
/* E2 */ nullptr,
|
|
/* E3 */ nullptr,
|
|
/* E4 */ nullptr,
|
|
/* E5 */ nullptr,
|
|
/* E6 */ nullptr,
|
|
/* E7 */ nullptr,
|
|
/* E8 */ nullptr,
|
|
/* E9 */ nullptr,
|
|
/* EA */ nullptr,
|
|
/* EB */ nullptr,
|
|
/* EC */ nullptr,
|
|
/* ED */ nullptr,
|
|
/* EE */ nullptr,
|
|
/* EF */ nullptr,
|
|
/* F0 */ nullptr,
|
|
/* F1 */ nullptr,
|
|
/* F2 */ nullptr,
|
|
/* F3 */ nullptr,
|
|
/* F4 */ nullptr,
|
|
/* F5 */ nullptr,
|
|
/* F6 */ nullptr,
|
|
/* F7 */ nullptr,
|
|
/* F8 */ nullptr,
|
|
/* F9 */ nullptr,
|
|
/* FA */ nullptr,
|
|
/* FB */ nullptr,
|
|
/* FC */ nullptr,
|
|
/* FD */ nullptr,
|
|
/* FE */ nullptr,
|
|
/* FF */ nullptr,
|
|
};
|
|
|
|
void on_subcommand(shared_ptr<ServerState> s, shared_ptr<Lobby> l,
|
|
shared_ptr<Client> c, uint8_t command, uint8_t flag, const string& data) {
|
|
if (data.empty()) {
|
|
throw runtime_error("game command is empty");
|
|
}
|
|
uint8_t which = static_cast<uint8_t>(data[0]);
|
|
auto fn = subcommand_handlers[which];
|
|
if (fn) {
|
|
fn(s, l, c, command, flag, data);
|
|
} else {
|
|
on_unimplemented(s, l, c, command, flag, data);
|
|
}
|
|
}
|
|
|
|
bool subcommand_is_implemented(uint8_t which) {
|
|
return subcommand_handlers[which] != nullptr;
|
|
}
|