Retro68/LaunchAPPL/Server/LaunchAPPLServer.cc
2019-01-09 00:31:32 +01:00

802 lines
22 KiB
C++

/*
Copyright 2018 Wolfgang Thaller.
This file is part of Retro68.
Retro68 is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Retro68 is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Retro68. If not, see <http://www.gnu.org/licenses/>.
*/
#include <Quickdraw.h>
#include <Windows.h>
#include <Menus.h>
#include <Fonts.h>
#include <Resources.h>
#include <TextEdit.h>
#include <TextUtils.h>
#include <Dialogs.h>
#include <Devices.h>
#include <Traps.h>
#include <LowMem.h>
#include <SegLoad.h>
#include <Gestalt.h>
#include "AppLauncher.h"
#include "StatusDisplay.h"
#include "AboutBox.h"
#include <ServerProtocol.h>
#include <Processes.h>
#include <string.h>
#include <memory>
#include "ConnectionProvider.h"
#if !TARGET_API_MAC_CARBON
#include "SerialConnectionProvider.h"
#include "TCPConnectionProvider.h"
#endif
#if !TARGET_CPU_68K
#include "OpenTptConnectionProvider.h"
#endif
#include "SystemInfo.h"
#include "CarbonFileCompat.h"
#include <Stream.h>
enum
{
kMenuApple = 128,
kMenuFile,
kMenuEdit,
kMenuConnection
};
enum
{
kItemAbout = 1,
kItemClose = 1,
kItemQuit = 3
};
enum class Port : int
{
modemPort = 0,
printerPort,
macTCP,
openTptTCP
};
#if TARGET_API_MAC_CARBON
bool portsAvailable[] = { false, false, false, false };
#else
bool portsAvailable[] = { true, true, false, false };
#endif
bool hasIconUtils = true;
bool hasColorQD = true;
struct Prefs
{
const static int currentVersion = 1;
int version = currentVersion;
Port port = Port::modemPort;
long baud = 19200;
bool inSubLaunch = false;
};
Prefs gPrefs;
void WritePrefs()
{
short refNum;
Create("\pLaunchAPPLServer Preferences", 0, 'R68L', 'LAPR');
if(OpenDF("\pLaunchAPPLServer Preferences", 0, &refNum) == noErr)
{
long count = sizeof(gPrefs);
FSWrite(refNum, &count, &gPrefs);
FSClose(refNum);
}
}
void ReadPrefs()
{
short refNum;
if(OpenDF("\pLaunchAPPLServer Preferences", 0, &refNum) == noErr)
{
long count = sizeof(gPrefs);
gPrefs.version = -1;
FSRead(refNum, &count, &gPrefs);
if(gPrefs.version != Prefs::currentVersion)
gPrefs = Prefs();
FSClose(refNum);
}
}
bool gQuitting = false;
WindowRef aboutWindow = nullptr;
void ConnectionChanged();
#if TARGET_API_MAC_CARBON
#define EnableItem EnableMenuItem
#define DisableItem DisableMenuItem
#endif
void SetItemEnabled(MenuHandle m, short item, bool enabled)
{
if(enabled)
EnableItem(m,item);
else
DisableItem(m,item);
}
void UpdateMenus()
{
MenuRef m = GetMenuHandle(kMenuFile);
WindowRef w = FrontWindow();
m = GetMenuHandle(kMenuFile);
if(w && (w == aboutWindow || GetWindowKind(w) < 0))
EnableItem(m,kItemClose);
else
DisableItem(m,kItemClose);
m = GetMenuHandle(kMenuEdit);
bool enableEditMenu = (w && GetWindowKind(w) < 0);
// Desk accessory in front: Enable edit menu items
// Application window or nothing in front, disable edit menu
for(short i : {1,3,4,5,6})
SetItemEnabled(m,i,enableEditMenu);
m = GetMenuHandle(kMenuConnection);
SetItemEnabled(m, 1, portsAvailable[(int)Port::macTCP]);
CheckMenuItem(m, 1, gPrefs.port == Port::macTCP);
SetItemEnabled(m, 2, portsAvailable[(int)Port::openTptTCP]);
CheckMenuItem(m, 2, gPrefs.port == Port::openTptTCP);
SetItemEnabled(m, 3, portsAvailable[(int)Port::modemPort]);
CheckMenuItem(m, 3, gPrefs.port == Port::modemPort);
SetItemEnabled(m, 4, portsAvailable[(int)Port::printerPort]);
CheckMenuItem(m, 4, gPrefs.port == Port::printerPort);
for(int i = 6; i <= CountMenuItems(m); i++)
{
Str255 str;
long baud;
GetMenuItemText(m, i, str);
StringToNum(str, &baud);
CheckMenuItem(m, i, baud == gPrefs.baud);
SetItemEnabled(m, i, gPrefs.port == Port::modemPort || gPrefs.port == Port::printerPort);
}
}
void DoMenuCommand(long menuCommand)
{
Str255 str;
WindowRef w;
short menuID = menuCommand >> 16;
short menuItem = menuCommand & 0xFFFF;
if(menuID == kMenuApple)
{
if(menuItem == kItemAbout)
AboutBox::ShowAboutBox();
#if !TARGET_API_MAC_CARBON
else
{
GetMenuItemText(GetMenu(128), menuItem, str);
OpenDeskAcc(str);
}
#endif
}
else if(menuID == kMenuFile)
{
switch(menuItem)
{
case kItemClose:
w = FrontWindow();
if(w)
{
#if !TARGET_API_MAC_CARBON
if(GetWindowKind(w) < 0)
CloseDeskAcc(GetWindowKind(w));
else
#endif
if(w == aboutWindow)
{
DisposeWindow(w);
aboutWindow = nullptr;
}
}
break;
case kItemQuit:
gQuitting = true;
break;
}
}
else if(menuID == kMenuEdit)
{
#if !TARGET_API_MAC_CARBON
if(!SystemEdit(menuItem - 1))
#endif
{
// edit command not handled by desk accessory
}
}
else if(menuID == kMenuConnection)
{
switch(menuItem)
{
case 1:
gPrefs.port = Port::macTCP;
break;
case 2:
gPrefs.port = Port::openTptTCP;
break;
case 3:
gPrefs.port = Port::modemPort;
break;
case 4:
gPrefs.port = Port::printerPort;
break;
default:
GetMenuItemText(GetMenuHandle(menuID), menuItem, str);
StringToNum(str, &gPrefs.baud);
}
ConnectionChanged();
}
HiliteMenu(0);
}
std::unique_ptr<StatusDisplay> statusDisplay;
std::unique_ptr<ConnectionProvider> connection;
class LaunchServer : public StreamListener
{
uint32_t dataSize, rsrcSize;
uint32_t remainingSize;
short refNum;
short outRefNum;
long outSize, outSizeRemaining;
std::unique_ptr<AppLauncher> appLauncher;
int nullEventCounter = 0;
enum class State
{
command,
header,
data,
rsrc,
launch,
wait,
respond
};
State state = State::command;
RemoteCommand command;
bool upgrade = false;
OSType type, creator;
public:
void onReset()
{
AppStatus readyState{ (int)AppStatus::readyModem + (int)gPrefs.port - (int)Port::modemPort };
statusDisplay->SetStatus(readyState, 0, 0);
state = State::command;
}
size_t onReceive(const uint8_t* p, size_t n)
{
#ifdef DEBUG_CONSOLE
printf("Received %d bytes in state %d.\n", (int)n, (int)state);
#endif
switch(state)
{
case State::command:
{
if(n < 1)
return 0;
command = (RemoteCommand)p[0];
if(command == RemoteCommand::launchApp || command == RemoteCommand::upgradeLauncher)
state = State::header;
return 1;
}
case State::header:
{
if(n < 16)
return 0;
type = *(const OSType*)(p+0);
creator = *(const OSType*)(p+4);
dataSize = *(const uint32_t*)(p+8);
rsrcSize = *(const uint32_t*)(p+12);
statusDisplay->SetStatus(command == RemoteCommand::upgradeLauncher ?
AppStatus::upgrading : AppStatus::downloading,
0, dataSize + rsrcSize);
FSDelete("\pRetro68App", 0);
Create("\pRetro68App", 0, creator, type);
OpenDF("\pRetro68App", 0, &refNum);
FSDelete("\pout", 0);
Create("\pout", 0, 'ttxt', 'TEXT');
if(dataSize)
{
state = State::data;
remainingSize = dataSize;
}
else if(rsrcSize)
{
FSClose(refNum);
OpenRF("\pRetro68App", 0, &refNum);
state = State::rsrc;
remainingSize = rsrcSize;
}
else
state = State::launch;
return 16;
}
case State::data:
{
long count = n < remainingSize ? n : remainingSize;
FSWrite(refNum, &count, p);
remainingSize -= count;
statusDisplay->SetProgress(dataSize - remainingSize, dataSize + rsrcSize);
if(remainingSize)
return count;
FSClose(refNum);
OpenRF("\pRetro68App", 0, &refNum);
if(rsrcSize)
{
state = State::rsrc;
remainingSize = rsrcSize;
}
else
state = State::launch;
return count;
}
case State::rsrc:
{
long count = n < remainingSize ? n : remainingSize;
FSWrite(refNum, &count, p);
remainingSize -= count;
statusDisplay->SetProgress(dataSize + rsrcSize - remainingSize, dataSize + rsrcSize);
if(remainingSize)
return count;
FSClose(refNum);
statusDisplay->SetStatus(AppStatus::running);
state = State::launch;
return count;
}
default:
return 0;
}
}
void idle()
{
++nullEventCounter;
if(connection)
connection->idle();
if(state == State::launch)
{
if(command == RemoteCommand::upgradeLauncher)
{
Stream *stream = connection->getStream();
if(creator == 'R68L' && type == 'APPL')
{
uint32_t zero = 0;
stream->write(&zero, 4);
stream->write(&zero, 4);
upgrade = true;
}
else
{
uint32_t error = 1;
stream->write(&error, 4);
}
stream->flushWrite();
outRefNum = 0;
outSizeRemaining = 0;
outSize = 0;
state = State::respond;
}
else
{
connection->suspend();
#if TARGET_CPU_68K
if(void *seg = connection->segmentToUnload())
UnloadSeg(seg);
#endif
gPrefs.inSubLaunch = true;
WritePrefs();
if(type == 'MPST')
appLauncher = CreateToolLauncher();
else
appLauncher = CreateAppLauncher();
bool launched = appLauncher->Launch("\pRetro68App");
gPrefs.inSubLaunch = false;
WritePrefs();
if(launched)
{
state = State::wait;
nullEventCounter = 0;
statusDisplay->SetStatus(AppStatus::running, 0, 0);
}
else
{
#ifdef DEBUG_CONSOLE
printf("Failed to Launch.\n");
#endif
connection->resume();
onReset();
}
}
}
else if(state == State::wait && nullEventCounter > 3)
{
if(!appLauncher->IsRunning("\pRetro68App"))
{
appLauncher.reset();
UnloadSeg((void*) &CreateAppLauncher);
UnloadSeg((void*) &CreateToolLauncher);
connection->resume();
StartResponding();
}
}
else if(state == State::respond)
{
Stream *stream = connection->getStream();
while(outSizeRemaining && stream->readyToWrite())
{
char buf[1024];
long count = outSizeRemaining > 1024 ? 1024 : outSizeRemaining;
FSRead(outRefNum, &count, buf);
stream->write(buf, count);
outSizeRemaining -= count;
}
statusDisplay->SetStatus(AppStatus::uploading, outSize - outSizeRemaining, outSize);
if(outSizeRemaining == 0 && outRefNum)
{
FSClose(outRefNum);
}
if(outSizeRemaining == 0 && stream->allDataArrived())
{
if(upgrade)
{
connection.reset();
FSDelete("\pLaunchAPPLServer.old", 0);
Rename(LMGetCurApName(), 0, "\pLaunchAPPLServer.old");
Rename("\pRetro68App", 0, LMGetCurApName());
LaunchParamBlockRec lpb;
memset(&lpb, 0, sizeof(lpb));
lpb.reserved1 = (unsigned long) LMGetCurApName();
lpb.reserved2 = 0;
LaunchApplication(&lpb);
ExitToShell();
}
onReset();
}
}
}
void StartResponding()
{
Stream *stream = connection->getStream();
state = State::respond;
uint32_t zero = 0;
stream->write(&zero, 4);
OpenDF("\pout", 0, &outRefNum);
GetEOF(outRefNum, &outSize);
outSizeRemaining = outSize;
statusDisplay->SetStatus(AppStatus::uploading, 0, outSize);
stream->write(&outSize, 4);
stream->flushWrite();
}
};
LaunchServer server;
void ConnectionChanged()
{
connection.reset(); // deallocate before we create the new provider
bool first = true;
for(;;)
{
using std::begin, std::end;
if((int)gPrefs.port >= end(portsAvailable)-begin(portsAvailable))
{
if(!first)
return;
first = false;
gPrefs.port = (Port) 0;
}
if(portsAvailable[(int)gPrefs.port])
break;
gPrefs.port = Port((int)gPrefs.port + 1);
}
switch(gPrefs.port)
{
#if !TARGET_API_MAC_CARBON
case Port::macTCP:
connection = std::make_unique<TCPConnectionProvider>(statusDisplay.get());
break;
case Port::modemPort:
connection = std::make_unique<SerialConnectionProvider>(0, gPrefs.baud, statusDisplay.get());
break;
case Port::printerPort:
connection = std::make_unique<SerialConnectionProvider>(0, gPrefs.baud, statusDisplay.get());
break;
#endif
#if !TARGET_CPU_68K
case Port::openTptTCP:
connection = std::make_unique<OpenTptConnectionProvider>(statusDisplay.get());;
break;
#endif
default:
;
}
if(connection)
{
connection->setListener(&server);
server.onReset();
}
}
pascal OSErr aeRun (const AppleEvent *theAppleEvent, AppleEvent *reply, long handlerRefcon)
{
return noErr;
}
pascal OSErr aeOpen (const AppleEvent *theAppleEvent, AppleEvent *reply, long handlerRefcon)
{
return noErr;
}
pascal OSErr aePrint (const AppleEvent *theAppleEvent, AppleEvent *reply, long handlerRefcon)
{
return noErr;
}
pascal OSErr aeQuit (const AppleEvent *theAppleEvent, AppleEvent *reply, long handlerRefcon)
{
gQuitting = true;
return noErr;
}
int main()
{
#if !TARGET_API_MAC_CARBON
// default stack size is 8KB on B&W macs
// and 24 KB on Color macs.
// 8KB is too little as soon as we allocate a buffer on the stack.
// To allow that, increae stack size: SetApplLimit(GetApplLimit() - 8192);
MaxApplZone();
InitGraf(&qd.thePort);
InitFonts();
InitWindows();
InitMenus();
TEInit();
InitDialogs(NULL);
#endif
#if TARGET_CPU_68K && !TARGET_RT_MAC_CFM
short& ROM85 = *(short*) 0x028E;
Boolean is128KROM = (ROM85 > 0);
Boolean hasWaitNextEvent = false;
Boolean hasGestalt = false;
Boolean hasAppleEvents = false;
hasIconUtils = false;
hasColorQD = false;
if (is128KROM)
{
UniversalProcPtr trapUnimpl = GetToolTrapAddress(_Unimplemented);
UniversalProcPtr trapWaitNextEvent = GetToolTrapAddress(_WaitNextEvent);
UniversalProcPtr trapGestalt = GetOSTrapAddress(_Gestalt);
hasWaitNextEvent = (trapWaitNextEvent != trapUnimpl);
hasGestalt = (trapGestalt != trapUnimpl);
if(hasGestalt)
{
long response = 0;
OSErr err = Gestalt(gestaltAppleEventsAttr, &response);
hasAppleEvents = err == noErr && response != 0;
err = Gestalt(gestaltIconUtilitiesAttr, &response);
hasIconUtils = err == noErr && response != 0;
err = Gestalt(gestaltQuickdrawVersion, &response);
hasColorQD = err == noErr && response != 0;
}
}
#else
#if !TARGET_API_MAC_CARBON
const Boolean hasWaitNextEvent = true;
#endif
const Boolean hasGestalt = true;
const Boolean hasAppleEvents = true;
#endif
#if !TARGET_API_MAC_CARBON
if(hasGestalt)
{
long resp;
if(Gestalt('mtcp', &resp) == noErr)
portsAvailable[(int)Port::macTCP] = true;
if(Gestalt(gestaltSerialAttr, &resp) == noErr)
{
portsAvailable[(int)Port::modemPort] =
(resp & ((1 << gestaltHidePortA) | (1<< gestaltPortADisabled))) == 0;
portsAvailable[(int)Port::printerPort] =
(resp & ((1 << gestaltHidePortB) | (1<< gestaltPortBDisabled))) == 0;
}
}
#endif
#if !TARGET_CPU_68K
if(hasGestalt)
{
long resp;
if(Gestalt(gestaltOpenTpt, &resp) == noErr && resp)
portsAvailable[(int)Port::openTptTCP] = true;
}
#endif
SetMenuBar(GetNewMBar(128));
AppendResMenu(GetMenu(128), 'DRVR');
DrawMenuBar();
InitCursor();
if(hasAppleEvents)
{
AEInstallEventHandler(kCoreEventClass, kAEOpenApplication, NewAEEventHandlerUPP(&aeRun), 0, false);
AEInstallEventHandler(kCoreEventClass, kAEOpenDocuments, NewAEEventHandlerUPP(&aeOpen), 0, false);
AEInstallEventHandler(kCoreEventClass, kAEPrintDocuments, NewAEEventHandlerUPP(&aePrint), 0, false);
AEInstallEventHandler(kCoreEventClass, kAEQuitApplication, NewAEEventHandlerUPP(&aeQuit), 0, false);
}
statusDisplay = std::make_unique<StatusDisplay>();
ReadPrefs();
ConnectionChanged();
if(gPrefs.inSubLaunch)
{
gPrefs.inSubLaunch = false;
server.StartResponding();
}
while(!gQuitting)
{
EventRecord e;
WindowRef win;
Boolean hadEvent;
#if !TARGET_API_MAC_CARBON
if(!hasWaitNextEvent)
{
SystemTask();
hadEvent = GetNextEvent(everyEvent, &e);
}
else
#endif
{
hadEvent = WaitNextEvent(everyEvent, &e, 1, NULL);
}
if(hadEvent)
{
switch(e.what)
{
case keyDown:
if(e.modifiers & cmdKey)
{
UpdateMenus();
DoMenuCommand(MenuKey(e.message & charCodeMask));
}
break;
case mouseDown:
switch(FindWindow(e.where, &win))
{
case inGoAway:
if(TrackGoAway(win, e.where))
{
if(Window *winObject = reinterpret_cast<Window*>(GetWRefCon(win)))
{
delete winObject;
}
}
break;
case inDrag:
#if !TARGET_API_MAC_CARBON
DragWindow(win, e.where, &qd.screenBits.bounds);
#else
DragWindow(win, e.where, nullptr);
#endif
break;
case inMenuBar:
UpdateMenus();
DoMenuCommand( MenuSelect(e.where) );
break;
case inContent:
SelectWindow(win);
break;
#if !TARGET_API_MAC_CARBON
case inSysWindow:
SystemClick(&e, win);
break;
#endif
}
break;
case updateEvt:
win = reinterpret_cast<WindowRef>(e.message);
if(Window *winObject = reinterpret_cast<Window*>(GetWRefCon(win)))
{
winObject->Update();
}
break;
case kHighLevelEvent:
if(hasAppleEvents)
AEProcessAppleEvent(&e);
break;
}
}
server.idle();
statusDisplay->Idle();
}
WritePrefs();
return 0;
}