/**
* Check whether we need to call the callback, i.e. whether we
* have connected or aborted and call the appropriate callback
* for that. It's done this way to ease on the locking that
* would otherwise be needed everywhere.
*/
/* static */ void TCPConnecter::CheckCallbacks()
{
for (TCPConnecter **iter = _tcp_connecters.Begin(); iter < _tcp_connecters.End(); /* nothing */) {
TCPConnecter *cur = *iter;
if ((cur->connected || cur->aborted) && cur->killed) {
_tcp_connecters.Erase(iter);
if (cur->sock != INVALID_SOCKET) closesocket(cur->sock);
delete cur;
continue;
}
if (cur->connected) {
_tcp_connecters.Erase(iter);
cur->OnConnect(cur->sock);
delete cur;
continue;
}
if (cur->aborted) {
_tcp_connecters.Erase(iter);
cur->OnFailure();
delete cur;
continue;
}
iter++;
}
}
static void Ptrs_WAYP()
{
for (OldWaypoint *wp = _old_waypoints.Begin(); wp != _old_waypoints.End(); wp++) {
SlObject(wp, _old_waypoint_desc);
if (IsSavegameVersionBefore(12)) {
wp->town_cn = (wp->string_id & 0xC000) == 0xC000 ? (wp->string_id >> 8) & 0x3F : 0;
wp->town = ClosestTownFromTile(wp->xy, UINT_MAX);
} else if (IsSavegameVersionBefore(122)) {
/**
* Update the waypoint orders to get the new waypoint ID.
* @param o the order 'list' to check.
*/
static void UpdateWaypointOrder(Order *o)
{
if (!o->IsType(OT_GOTO_WAYPOINT)) return;
for (OldWaypoint *wp = _old_waypoints.Begin(); wp != _old_waypoints.End(); wp++) {
if (wp->index != o->GetDestination()) continue;
o->SetDestination((DestinationID)wp->new_index);
return;
}
}
/* static */ void NetworkHTTPSocketHandler::HTTPReceive()
{
/* No connections, just bail out. */
if (_http_connections.Length() == 0) return;
fd_set read_fd;
struct timeval tv;
FD_ZERO(&read_fd);
for (NetworkHTTPSocketHandler **iter = _http_connections.Begin(); iter < _http_connections.End(); iter++) {
FD_SET((*iter)->sock, &read_fd);
}
tv.tv_sec = tv.tv_usec = 0; // don't block at all.
#if !defined(__MORPHOS__) && !defined(__AMIGA__)
int n = select(FD_SETSIZE, &read_fd, NULL, NULL, &tv);
#else
int n = WaitSelect(FD_SETSIZE, &read_fd, NULL, NULL, &tv, NULL);
#endif
if (n == -1) return;
for (NetworkHTTPSocketHandler **iter = _http_connections.Begin(); iter < _http_connections.End(); /* nothing */) {
NetworkHTTPSocketHandler *cur = *iter;
if (FD_ISSET(cur->sock, &read_fd)) {
int ret = cur->Receive();
/* First send the failure. */
if (ret < 0) cur->callback->OnFailure();
if (ret <= 0) {
/* Then... the connection can be closed */
cur->CloseConnection();
_http_connections.Erase(iter);
delete cur;
continue;
}
}
iter++;
}
}
void DrawTextEffects(DrawPixelInfo *dpi)
{
/* Don't draw the text effects when zoomed out a lot */
if (dpi->zoom > ZOOM_LVL_OUT_8X) return;
const TextEffect *end = _text_effects.End();
for (TextEffect *te = _text_effects.Begin(); te != end; te++) {
if (te->string_id == INVALID_STRING_ID) continue;
if (te->mode == TE_RISING || (_settings_client.gui.loading_indicators && !IsTransparencySet(TO_LOADING))) {
ViewportAddString(dpi, ZOOM_LVL_OUT_8X, te, te->string_id, te->string_id - 1, 0, te->params_1, te->params_2);
}
}
}
/**
* Set the start date of the timetable.
* @param tile Not used.
* @param flags Operation to perform.
* @param p2 Various bitstuffed elements
* - p2 = (bit 0-19) - Vehicle ID.
* - p2 = (bit 20) - Set to 1 to set timetable start for all vehicles sharing this order
* @param p2 The timetable start date.
* @param text Not used.
* @return The error or cost of the operation.
*/
CommandCost CmdSetTimetableStart(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
bool timetable_all = HasBit(p1, 20);
Vehicle *v = Vehicle::GetIfValid(GB(p1, 0, 20));
if (v == NULL || !v->IsPrimaryVehicle() || v->orders.list == NULL) return CMD_ERROR;
CommandCost ret = CheckOwnership(v->owner);
if (ret.Failed()) return ret;
/* Don't let a timetable start more than 15 years into the future or 1 year in the past. */
Date start_date = (Date)p2;
if (start_date < 0 || start_date > MAX_DAY) return CMD_ERROR;
if (start_date - _date > 15 * DAYS_IN_LEAP_YEAR) return CMD_ERROR;
if (_date - start_date > DAYS_IN_LEAP_YEAR) return CMD_ERROR;
if (timetable_all && !v->orders.list->IsCompleteTimetable()) return CMD_ERROR;
if (flags & DC_EXEC) {
SmallVector<Vehicle *, 8> vehs;
if (timetable_all) {
for (Vehicle *w = v->orders.list->GetFirstSharedVehicle(); w != NULL; w = w->NextShared()) {
*vehs.Append() = w;
}
} else {
*vehs.Append() = v;
}
int total_duration = v->orders.list->GetTimetableTotalDuration();
int num_vehs = vehs.Length();
if (num_vehs >= 2) {
QSortT(vehs.Begin(), vehs.Length(), &VehicleTimetableSorter);
}
int base = vehs.FindIndex(v);
for (Vehicle **viter = vehs.Begin(); viter != vehs.End(); viter++) {
int idx = (viter - vehs.Begin()) - base;
Vehicle *w = *viter;
w->lateness_counter = 0;
ClrBit(w->vehicle_flags, VF_TIMETABLE_STARTED);
/* Do multiplication, then division to reduce rounding errors. */
w->timetable_start = start_date + idx * total_duration / num_vehs / DAY_TICKS;
SetWindowDirty(WC_VEHICLE_TIMETABLE, w->index);
}
}
return CommandCost();
}
void MoveAllTextEffects()
{
const TextEffect *end = _text_effects.End();
for (TextEffect *te = _text_effects.Begin(); te != end; te++) {
if (te->string_id == INVALID_STRING_ID) continue;
if (te->mode != TE_RISING) continue;
if (te->duration-- == 0) {
te->Reset();
continue;
}
te->MarkDirty(ZOOM_LVL_OUT_8X);
te->top -= ZOOM_LVL_BASE;
te->MarkDirty(ZOOM_LVL_OUT_8X);
}
}
/** Kill all connection attempts. */
/* static */ void TCPConnecter::KillAll()
{
for (TCPConnecter **iter = _tcp_connecters.Begin(); iter != _tcp_connecters.End(); iter++) (*iter)->killed = true;
}
/**
* Refits a vehicle (chain).
* This is the vehicle-type independent part of the CmdRefitXXX functions.
* @param v The vehicle to refit.
* @param only_this Whether to only refit this vehicle, or to check the rest of them.
* @param num_vehicles Number of vehicles to refit (not counting articulated parts). Zero means the whole chain.
* @param new_cid Cargotype to refit to
* @param new_subtype Cargo subtype to refit to. 0xFF means to try keeping the same subtype according to GetBestFittingSubType().
* @param flags Command flags
* @param auto_refit Refitting is done as automatic refitting outside a depot.
* @return Refit cost.
*/
static CommandCost RefitVehicle(Vehicle *v, bool only_this, uint8 num_vehicles, CargoID new_cid, byte new_subtype, DoCommandFlag flags, bool auto_refit)
{
CommandCost cost(v->GetExpenseType(false));
uint total_capacity = 0;
uint total_mail_capacity = 0;
num_vehicles = num_vehicles == 0 ? UINT8_MAX : num_vehicles;
VehicleSet vehicles_to_refit;
if (!only_this) {
GetVehicleSet(vehicles_to_refit, v, num_vehicles);
/* In this case, we need to check the whole chain. */
v = v->First();
}
static SmallVector<RefitResult, 16> refit_result;
refit_result.Clear();
v->InvalidateNewGRFCacheOfChain();
byte actual_subtype = new_subtype;
for (; v != NULL; v = (only_this ? NULL : v->Next())) {
/* Reset actual_subtype for every new vehicle */
if (!v->IsArticulatedPart()) actual_subtype = new_subtype;
if (v->type == VEH_TRAIN && !vehicles_to_refit.Contains(v->index) && !only_this) continue;
const Engine *e = v->GetEngine();
if (!e->CanCarryCargo()) continue;
/* If the vehicle is not refittable, or does not allow automatic refitting,
* count its capacity nevertheless if the cargo matches */
bool refittable = HasBit(e->info.refit_mask, new_cid) && (!auto_refit || HasBit(e->info.misc_flags, EF_AUTO_REFIT));
if (!refittable && v->cargo_type != new_cid) continue;
/* Determine best fitting subtype if requested */
if (actual_subtype == 0xFF) {
actual_subtype = GetBestFittingSubType(v, v, new_cid);
}
/* Back up the vehicle's cargo type */
CargoID temp_cid = v->cargo_type;
byte temp_subtype = v->cargo_subtype;
if (refittable) {
v->cargo_type = new_cid;
v->cargo_subtype = actual_subtype;
}
uint16 mail_capacity = 0;
uint amount = e->DetermineCapacity(v, &mail_capacity);
total_capacity += amount;
/* mail_capacity will always be zero if the vehicle is not an aircraft. */
total_mail_capacity += mail_capacity;
if (!refittable) continue;
/* Restore the original cargo type */
v->cargo_type = temp_cid;
v->cargo_subtype = temp_subtype;
bool auto_refit_allowed;
CommandCost refit_cost = GetRefitCost(v, v->engine_type, new_cid, actual_subtype, &auto_refit_allowed);
if (auto_refit && !auto_refit_allowed) {
/* Sorry, auto-refitting not allowed, subtract the cargo amount again from the total. */
total_capacity -= amount;
total_mail_capacity -= mail_capacity;
if (v->cargo_type == new_cid) {
/* Add the old capacity nevertheless, if the cargo matches */
total_capacity += v->cargo_cap;
if (v->type == VEH_AIRCRAFT) total_mail_capacity += v->Next()->cargo_cap;
}
continue;
}
cost.AddCost(refit_cost);
/* Record the refitting.
* Do not execute the refitting immediately, so DetermineCapacity and GetRefitCost do the same in test and exec run.
* (weird NewGRFs)
* Note:
* - If the capacity of vehicles depends on other vehicles in the chain, the actual capacity is
* set after RefitVehicle() via ConsistChanged() and friends. The estimation via _returned_refit_capacity will be wrong.
* - We have to call the refit cost callback with the pre-refit configuration of the chain because we want refit and
* autorefit to behave the same, and we need its result for auto_refit_allowed.
*/
RefitResult *result = refit_result.Append();
result->v = v;
result->capacity = amount;
result->mail_capacity = mail_capacity;
result->subtype = actual_subtype;
}
if (flags & DC_EXEC) {
/* Store the result */
for (RefitResult *result = refit_result.Begin(); result != refit_result.End(); result++) {
Vehicle *u = result->v;
if (u->cargo_type != new_cid) {
u->cargo.Truncate(u->cargo_cap);
} else if (u->cargo_cap > result->capacity) {
u->cargo.Truncate(u->cargo_cap - result->capacity);
}
u->cargo_type = new_cid;
u->cargo_cap = result->capacity;
u->cargo_subtype = result->subtype;
if (u->type == VEH_AIRCRAFT) {
Vehicle *w = u->Next();
if (w->cargo_cap > result->mail_capacity) {
w->cargo.Truncate(w->cargo_cap - result->mail_capacity);
}
w->cargo_cap = result->mail_capacity;
}
}
}
refit_result.Clear();
_returned_refit_capacity = total_capacity;
_returned_mail_refit_capacity = total_mail_capacity;
return cost;
}
/**
* Perform all steps to upgrade from the old waypoints to the new version
* that uses station. This includes some old saveload mechanics.
*/
void MoveWaypointsToBaseStations()
{
/* In version 17, ground type is moved from m2 to m4 for depots and
* waypoints to make way for storing the index in m2. The custom graphics
* id which was stored in m4 is now saved as a grf/id reference in the
* waypoint struct. */
if (IsSavegameVersionBefore(17)) {
for (OldWaypoint *wp = _old_waypoints.Begin(); wp != _old_waypoints.End(); wp++) {
if (wp->delete_ctr != 0) continue; // The waypoint was deleted
/* Waypoint indices were not added to the map prior to this. */
_m[wp->xy].m2 = (StationID)wp->index;
if (HasBit(_m[wp->xy].m3, 4)) {
wp->spec = StationClass::Get(STAT_CLASS_WAYP, _m[wp->xy].m4 + 1);
}
}
} else {
/* As of version 17, we recalculate the custom graphic ID of waypoints
* from the GRF ID / station index. */
for (OldWaypoint *wp = _old_waypoints.Begin(); wp != _old_waypoints.End(); wp++) {
for (uint i = 0; i < StationClass::GetCount(STAT_CLASS_WAYP); i++) {
const StationSpec *statspec = StationClass::Get(STAT_CLASS_WAYP, i);
if (statspec != NULL && statspec->grf_prop.grffile->grfid == wp->grfid && statspec->grf_prop.local_id == wp->localidx) {
wp->spec = statspec;
break;
}
}
}
}
if (!Waypoint::CanAllocateItem(_old_waypoints.Length())) SlError(STR_ERROR_TOO_MANY_STATIONS_LOADING);
/* All saveload conversions have been done. Create the new waypoints! */
for (OldWaypoint *wp = _old_waypoints.Begin(); wp != _old_waypoints.End(); wp++) {
Waypoint *new_wp = new Waypoint(wp->xy);
new_wp->town = wp->town;
new_wp->town_cn = wp->town_cn;
new_wp->name = wp->name;
new_wp->delete_ctr = 0; // Just reset delete counter for once.
new_wp->build_date = wp->build_date;
new_wp->owner = wp->owner;
new_wp->string_id = STR_SV_STNAME_WAYPOINT;
TileIndex t = wp->xy;
if (IsTileType(t, MP_RAILWAY) && GetRailTileType(t) == 2 /* RAIL_TILE_WAYPOINT */ && _m[t].m2 == wp->index) {
/* The tile might've been reserved! */
bool reserved = !IsSavegameVersionBefore(100) && HasBit(_m[t].m5, 4);
/* The tile really has our waypoint, so reassign the map array */
MakeRailWaypoint(t, GetTileOwner(t), new_wp->index, (Axis)GB(_m[t].m5, 0, 1), 0, GetRailType(t));
new_wp->facilities |= FACIL_TRAIN;
new_wp->owner = GetTileOwner(t);
SetRailStationReservation(t, reserved);
if (wp->spec != NULL) {
SetCustomStationSpecIndex(t, AllocateSpecToStation(wp->spec, new_wp, true));
}
new_wp->rect.BeforeAddTile(t, StationRect::ADD_FORCE);
}
wp->new_index = new_wp->index;
}
/* Update the orders of vehicles */
OrderList *ol;
FOR_ALL_ORDER_LISTS(ol) {
if (ol->GetFirstSharedVehicle()->type != VEH_TRAIN) continue;
for (Order *o = ol->GetFirstOrder(); o != NULL; o = o->next) UpdateWaypointOrder(o);
}
Vehicle *v;
FOR_ALL_VEHICLES(v) {
if (v->type != VEH_TRAIN) continue;
UpdateWaypointOrder(&v->current_order);
}
_old_waypoints.Reset();
}
/**
* Try to add a fios item set with the given filename.
* @param filename the full path to the file to read
* @param basepath_length amount of characters to chop of before to get a relative filename
* @return true if the file is added.
*/
bool FiosFileScanner::AddFile(const char *filename, size_t basepath_length, const char *tar_filename)
{
const char *ext = strrchr(filename, '.');
if (ext == NULL) return false;
char fios_title[64];
fios_title[0] = '\0'; // reset the title;
FiosType type = this->callback_proc(this->mode, filename, ext, fios_title, lastof(fios_title));
if (type == FIOS_TYPE_INVALID) return false;
for (const FiosItem *fios = _fios_items.Begin(); fios != _fios_items.End(); fios++) {
if (strcmp(fios->name, filename) == 0) return false;
}
FiosItem *fios = _fios_items.Append();
#ifdef WIN32
struct _stat sb;
if (_tstat(OTTD2FS(filename), &sb) == 0) {
#else
struct stat sb;
if (stat(filename, &sb) == 0) {
#endif
fios->mtime = sb.st_mtime;
} else {
fios->mtime = 0;
}
fios->type = type;
strecpy(fios->name, filename, lastof(fios->name));
/* If the file doesn't have a title, use its filename */
const char *t = fios_title;
if (StrEmpty(fios_title)) {
t = strrchr(filename, PATHSEPCHAR);
t = (t == NULL) ? filename : (t + 1);
}
strecpy(fios->title, t, lastof(fios->title));
str_validate(fios->title, lastof(fios->title));
return true;
}
/**
* Fill the list of the files in a directory, according to some arbitrary rule.
* @param mode The mode we are in. Some modes don't allow 'parent'.
* @param callback_proc The function that is called where you need to do the filtering.
* @param subdir The directory from where to start (global) searching.
*/
static void FiosGetFileList(SaveLoadDialogMode mode, fios_getlist_callback_proc *callback_proc, Subdirectory subdir)
{
struct stat sb;
struct dirent *dirent;
DIR *dir;
FiosItem *fios;
int sort_start;
char d_name[sizeof(fios->name)];
_fios_items.Clear();
/* A parent directory link exists if we are not in the root directory */
if (!FiosIsRoot(_fios_path)) {
fios = _fios_items.Append();
fios->type = FIOS_TYPE_PARENT;
fios->mtime = 0;
strecpy(fios->name, "..", lastof(fios->name));
strecpy(fios->title, ".. (Parent directory)", lastof(fios->title));
}
/* Show subdirectories */
if ((dir = ttd_opendir(_fios_path)) != NULL) {
while ((dirent = readdir(dir)) != NULL) {
strecpy(d_name, FS2OTTD(dirent->d_name), lastof(d_name));
/* found file must be directory, but not '.' or '..' */
if (FiosIsValidFile(_fios_path, dirent, &sb) && S_ISDIR(sb.st_mode) &&
(!FiosIsHiddenFile(dirent) || strncasecmp(d_name, PERSONAL_DIR, strlen(d_name)) == 0) &&
strcmp(d_name, ".") != 0 && strcmp(d_name, "..") != 0) {
fios = _fios_items.Append();
fios->type = FIOS_TYPE_DIR;
fios->mtime = 0;
strecpy(fios->name, d_name, lastof(fios->name));
snprintf(fios->title, lengthof(fios->title), "%s" PATHSEP " (Directory)", d_name);
str_validate(fios->title, lastof(fios->title));
}
}
closedir(dir);
}
/* Sort the subdirs always by name, ascending, remember user-sorting order */
{
SortingBits order = _savegame_sort_order;
_savegame_sort_order = SORT_BY_NAME | SORT_ASCENDING;
QSortT(_fios_items.Begin(), _fios_items.Length(), CompareFiosItems);
_savegame_sort_order = order;
}
/* This is where to start sorting for the filenames */
sort_start = _fios_items.Length();
/* Show files */
FiosFileScanner scanner(mode, callback_proc);
if (subdir == NO_DIRECTORY) {
scanner.Scan(NULL, _fios_path, false);
} else {
scanner.Scan(NULL, subdir, true, true);
}
QSortT(_fios_items.Get(sort_start), _fios_items.Length() - sort_start, CompareFiosItems);
/* Show drives */
FiosGetDrives();
_fios_items.Compact();
}
/**
* Get the title of a file, which (if exists) is stored in a file named
* the same as the data file but with '.title' added to it.
* @param file filename to get the title for
* @param title the title buffer to fill
* @param last the last element in the title buffer
* @param subdir the sub directory to search in
*/
static void GetFileTitle(const char *file, char *title, const char *last, Subdirectory subdir)
{
char buf[MAX_PATH];
strecpy(buf, file, lastof(buf));
strecat(buf, ".title", lastof(buf));
FILE *f = FioFOpenFile(buf, "r", subdir);
if (f == NULL) return;
size_t read = fread(title, 1, last - title, f);
assert(title + read <= last);
title[read] = '\0';
str_validate(title, last);
FioFCloseFile(f);
}