add warp command in proxy

src/ProxyServer.cc

@@ -927,18 +927,19 @@ void ProxyServer::LinkedSession::on_server_input() {
   }
 }
 
-void ProxyServer::LinkedSession::send_to_end(const string& data, bool to_server) {
-  string name = string_printf("ProxySession:%08" PRIX32 ":shell:%s",
-      this->license->serial_number, to_server ? "server" : "client");
-
+void ProxyServer::LinkedSession::send_to_end(
+    const void* data, size_t size, bool to_server) {
   size_t header_size = PSOCommandHeader::header_size(this->version);
-  if (data.size() < header_size) {
+  if (size < header_size) {
     throw runtime_error("command is too small for header");
   }
-  if (data.size() & 3) {
+  if (size & 3) {
     throw runtime_error("command size is not a multiple of 4");
   }
-  const auto* header = reinterpret_cast<const PSOCommandHeader*>(data.data());
+  const auto* header = reinterpret_cast<const PSOCommandHeader*>(data);
+
+  string name = string_printf("ProxySession:%08" PRIX32 ":shell:%s",
+      this->license->serial_number, to_server ? "server" : "client");
 
   send_command(
       to_server ? this->server_bev.get() : this->client_bev.get(),
@@ -946,11 +947,15 @@ void ProxyServer::LinkedSession::send_to_end(const string& data, bool to_server)
       to_server ? this->server_output_crypt.get() : this->client_output_crypt.get(),
       header->command(this->version),
       header->flag(this->version),
-      data.data() + header_size,
-      data.size() - header_size,
+      reinterpret_cast<const uint8_t*>(data) + header_size,
+      size - header_size,
       name.c_str());
 }
 
+void ProxyServer::LinkedSession::send_to_end(const string& data, bool to_server) {
+  this->send_to_end(data.data(), data.size(), to_server);
+}
+
 shared_ptr<ProxyServer::LinkedSession> ProxyServer::get_session() {
   if (this->serial_number_to_session.empty()) {
     throw runtime_error("no sessions exist");

src/ProxyServer.hh

@@ -97,6 +97,7 @@ public:
     void on_server_input();
     void on_stream_error(short events, bool is_server_stream);
 
+    void send_to_end(const void* data, size_t size, bool to_server);
     void send_to_end(const std::string& data, bool to_server);
 
     void disconnect();

src/ServerShell.cc

@@ -95,6 +95,8 @@ Proxy commands (these will only work when exactly one client is connected):\n\
     Send a lobby marker message to the server.\n\
   event <event-id>\n\
     Send a lobby event update to yourself.\n\
+  warp <area-id>\n\
+    Send yourself to a specific area.\n\
   ship\n\
     Request the ship select menu from the server.\n\
 ");
@@ -279,6 +281,18 @@ Proxy commands (these will only work when exactly one client is connected):\n\
 
     session->send_to_end(data, false);
 
+  } else if (command_name == "warp") {
+    auto session = this->get_proxy_session();
+
+    PSOSubcommand cmds[3];
+    cmds[0].dword = 0x000C0060; // header (60 00 0C 00)
+    cmds[1].word[0] = 0x0294;
+    cmds[1].word[1] = session->lobby_client_id;
+    cmds[2].dword = stoul(command_args);
+
+    session->send_to_end(&cmds, sizeof(cmds), false);
+    session->send_to_end(&cmds, sizeof(cmds), true);
+
   } else if (command_name == "ship") {
     auto session = this->get_proxy_session();