summaryrefslogtreecommitdiff
path: root/video/dedicated_v.c
diff options
context:
space:
mode:
Diffstat (limited to 'video/dedicated_v.c')
-rw-r--r--video/dedicated_v.c311
1 files changed, 311 insertions, 0 deletions
diff --git a/video/dedicated_v.c b/video/dedicated_v.c
new file mode 100644
index 000000000..96360c54e
--- /dev/null
+++ b/video/dedicated_v.c
@@ -0,0 +1,311 @@
+#include "stdafx.h"
+#include "openttd.h"
+#include "debug.h"
+#include "functions.h"
+#include "network.h"
+
+#ifdef ENABLE_NETWORK
+
+#include "gfx.h"
+#include "window.h"
+#include "command.h"
+#include "console.h"
+#include "variables.h"
+#include "video/dedicated_v.h"
+
+#ifdef WIN32
+# include <windows.h> /* GetTickCount */
+# include <conio.h>
+#endif
+
+#ifdef __OS2__
+# include <sys/time.h> /* gettimeofday */
+# include <sys/types.h>
+# include <unistd.h>
+# include <conio.h>
+# define STDIN 0 /* file descriptor for standard input */
+
+ extern void OS2_SwitchToConsoleMode();
+#endif
+
+#ifdef UNIX
+# include <sys/time.h> /* gettimeofday */
+# include <sys/types.h>
+# include <unistd.h>
+# include <signal.h>
+# define STDIN 0 /* file descriptor for standard input */
+#endif
+
+static void *_dedicated_video_mem;
+
+extern bool SafeSaveOrLoad(const char *filename, int mode, int newgm);
+extern void SwitchMode(int new_mode);
+
+#ifdef UNIX
+/* Signal handlers */
+static void DedicatedSignalHandler(int sig)
+{
+ _exit_game = true;
+ signal(sig, DedicatedSignalHandler);
+}
+#endif
+
+#ifdef WIN32
+#include <time.h>
+HANDLE hEvent;
+static HANDLE hThread; // Thread to close
+static char _win_console_thread_buffer[200];
+
+/* Windows Console thread. Just loop and signal when input has been received */
+void WINAPI CheckForConsoleInput(void)
+{
+ while (true) {
+ fgets(_win_console_thread_buffer, lengthof(_win_console_thread_buffer), stdin);
+ SetEvent(hEvent); // signal input waiting that the line is ready
+ }
+}
+
+void CreateWindowsConsoleThread(void)
+{
+ static char tbuffer[9];
+ DWORD dwThreadId;
+ /* Create event to signal when console input is ready */
+ hEvent = CreateEvent(NULL, false, false, _strtime(tbuffer));
+ if (hEvent == NULL)
+ error("Cannot create console event!");
+
+ hThread = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE)CheckForConsoleInput, NULL, 0, &dwThreadId);
+ if (hThread == NULL)
+ error("Cannot create console thread!");
+
+ DEBUG(misc, 0) ("Windows console thread started...");
+}
+
+void CloseWindowsConsoleThread(void)
+{
+ CloseHandle(hThread);
+ CloseHandle(hEvent);
+ DEBUG(misc, 0) ("Windows console thread shut down...");
+}
+
+#endif
+
+static const char *DedicatedVideoStart(const char * const *parm)
+{
+ _screen.width = _screen.pitch = _cur_resolution[0];
+ _screen.height = _cur_resolution[1];
+ _dedicated_video_mem = malloc(_cur_resolution[0]*_cur_resolution[1]);
+
+ _debug_net_level = 6;
+ _debug_misc_level = 0;
+
+#ifdef WIN32
+ // For win32 we need to allocate an console (debug mode does the same)
+ CreateConsole();
+ CreateWindowsConsoleThread();
+ SetConsoleTitle("OpenTTD Dedicated Server");
+#endif
+
+#ifdef __OS2__
+ // For OS/2 we also need to switch to console mode instead of PM mode
+ OS2_SwitchToConsoleMode();
+#endif
+
+ DEBUG(misc,0)("Loading dedicated server...");
+ return NULL;
+}
+
+static void DedicatedVideoStop(void)
+{
+#ifdef WIN32
+ CloseWindowsConsoleThread();
+#endif
+ free(_dedicated_video_mem);
+}
+
+static void DedicatedVideoMakeDirty(int left, int top, int width, int height) {}
+static bool DedicatedVideoChangeRes(int w, int h) { return false; }
+static void DedicatedVideoFullScreen(bool fs) {}
+
+#if defined(UNIX) || defined(__OS2__)
+static bool InputWaiting(void)
+{
+ struct timeval tv;
+ fd_set readfds;
+ byte ret;
+
+ tv.tv_sec = 0;
+ tv.tv_usec = 1;
+
+ FD_ZERO(&readfds);
+ FD_SET(STDIN, &readfds);
+
+ /* don't care about writefds and exceptfds: */
+ ret = select(STDIN + 1, &readfds, NULL, NULL, &tv);
+
+ if (ret > 0)
+ return true;
+
+ return false;
+}
+#else
+static bool InputWaiting(void)
+{
+ if (WaitForSingleObject(hEvent, 1) == WAIT_OBJECT_0)
+ return true;
+
+ return false;
+}
+#endif
+
+static void DedicatedHandleKeyInput(void)
+{
+ static char input_line[200] = "";
+
+ if (!InputWaiting())
+ return;
+
+ if (_exit_game)
+ return;
+
+#if defined(UNIX) || defined(__OS2__)
+ fgets(input_line, lengthof(input_line), stdin);
+#else
+ strncpy(input_line, _win_console_thread_buffer, lengthof(input_line));
+#endif
+
+ /* XXX - strtok() does not 'forget' \n\r if it is the first character! */
+ strtok(input_line, "\r\n"); // Forget about the final \n (or \r)
+ { /* Remove any special control characters */
+ uint i;
+ for (i = 0; i < lengthof(input_line); i++) {
+ if (input_line[i] == '\n' || input_line[i] == '\r') // cut missed beginning '\0'
+ input_line[i] = '\0';
+
+ if (input_line[i] == '\0')
+ break;
+
+ if (!IS_INT_INSIDE(input_line[i], ' ', 256))
+ input_line[i] = ' ';
+ }
+ }
+
+ IConsoleCmdExec(input_line); // execute command
+}
+
+static int DedicatedVideoMainLoop(void)
+{
+#ifndef WIN32
+ struct timeval tim;
+#endif
+ uint32 next_tick;
+ uint32 cur_ticks;
+
+#ifdef WIN32
+ next_tick = GetTickCount() + 30;
+#else
+ gettimeofday(&tim, NULL);
+ next_tick = (tim.tv_usec / 1000) + 30 + (tim.tv_sec * 1000);
+#endif
+
+ /* Signal handlers */
+#ifdef UNIX
+ signal(SIGTERM, DedicatedSignalHandler);
+ signal(SIGINT, DedicatedSignalHandler);
+ signal(SIGQUIT, DedicatedSignalHandler);
+#endif
+
+ // Load the dedicated server stuff
+ _is_network_server = true;
+ _network_dedicated = true;
+ _network_playas = OWNER_SPECTATOR;
+ _local_player = OWNER_SPECTATOR;
+
+ /* If SwitchMode is SM_LOAD, it means that the user used the '-g' options */
+ if (_switch_mode != SM_LOAD) {
+ _switch_mode = SM_NONE;
+ GenRandomNewGame(Random(), InteractiveRandom());
+ } else {
+ _switch_mode = SM_NONE;
+ /* First we need to test if the savegame can be loaded, else we will end up playing the
+ * intro game... */
+ if (!SafeSaveOrLoad(_file_to_saveload.name, _file_to_saveload.mode, GM_NORMAL)) {
+ /* Loading failed, pop out.. */
+ DEBUG(net, 0)("Loading requested map failed. Aborting.");
+ _networking = false;
+ } else {
+ /* We can load this game, so go ahead */
+ SwitchMode(SM_LOAD);
+ }
+ }
+
+ // Done loading, start game!
+
+ if (!_networking) {
+ DEBUG(net, 1)("Dedicated server could not be launched. Aborting.");
+ return ML_QUIT;
+ }
+
+ while (true) {
+ InteractiveRandom(); // randomness
+
+ if (_exit_game) return ML_QUIT;
+
+ if (!_dedicated_forks)
+ DedicatedHandleKeyInput();
+
+#ifdef WIN32
+ cur_ticks = GetTickCount();
+#else
+ gettimeofday(&tim, NULL);
+ cur_ticks = (tim.tv_usec / 1000) + (tim.tv_sec * 1000);
+#endif
+
+ if (cur_ticks >= next_tick) {
+ next_tick += 30;
+
+ GameLoop();
+ _screen.dst_ptr = _dedicated_video_mem;
+ UpdateWindows();
+ }
+ CSleep(1);
+ }
+}
+
+
+const HalVideoDriver _dedicated_video_driver = {
+ DedicatedVideoStart,
+ DedicatedVideoStop,
+ DedicatedVideoMakeDirty,
+ DedicatedVideoMainLoop,
+ DedicatedVideoChangeRes,
+ DedicatedVideoFullScreen,
+};
+
+#else
+
+static void *_dedicated_video_mem;
+
+static const char *DedicatedVideoStart(const char * const *parm)
+{
+ DEBUG(misc, 0) ("OpenTTD compiled without network support, exiting.");
+
+ return NULL;
+}
+
+static void DedicatedVideoStop(void) { free(_dedicated_video_mem); }
+static void DedicatedVideoMakeDirty(int left, int top, int width, int height) {}
+static bool DedicatedVideoChangeRes(int w, int h) { return false; }
+static void DedicatedVideoFullScreen(bool fs) {}
+static int DedicatedVideoMainLoop(void) { return ML_QUIT; }
+
+const HalVideoDriver _dedicated_video_driver = {
+ DedicatedVideoStart,
+ DedicatedVideoStop,
+ DedicatedVideoMakeDirty,
+ DedicatedVideoMainLoop,
+ DedicatedVideoChangeRes,
+ DedicatedVideoFullScreen,
+};
+
+#endif /* ENABLE_NETWORK */