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- Added TCP serial option on port 1977 (hard-coded - see TODOs) implemented as asynchronous Winsock 1.1 (Win95 ok?) sockets via WndProc() messages

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- Fixed Winres.h dependency
This commit is contained in:
nick_westgate 2009-01-26 15:24:40 +00:00
parent 06d9ea6327
commit 8db9ad6e9d
7 changed files with 248 additions and 38 deletions
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4
AppleWin/ApplewinExpress9.00.vcproj
View File

@ -82,7 +82,7 @@
/>
<Tool
Name="VCLinkerTool"
AdditionalDependencies="htmlhelp.lib comctl32.lib ddraw.lib winmm.lib dsound.lib dxguid.lib version.lib strmiids.lib dinput8.lib user32.lib gdi32.lib Advapi32.lib shell32.lib Comdlg32.lib ole32.lib"
AdditionalDependencies="htmlhelp.lib comctl32.lib ddraw.lib winmm.lib dsound.lib dxguid.lib version.lib strmiids.lib dinput8.lib user32.lib gdi32.lib Advapi32.lib shell32.lib Comdlg32.lib ole32.lib wsock32.lib"
OutputFile=".\Release/Applewin.exe"
LinkIncremental="1"
SuppressStartupBanner="true"
@ -175,7 +175,7 @@
/>
<Tool
Name="VCLinkerTool"
AdditionalDependencies="htmlhelp.lib comctl32.lib ddraw.lib winmm.lib dsound.lib dxguid.lib version.lib strmiids.lib dinput8.lib user32.lib gdi32.lib Advapi32.lib shell32.lib Comdlg32.lib ole32.lib"
AdditionalDependencies="htmlhelp.lib comctl32.lib ddraw.lib winmm.lib dsound.lib dxguid.lib version.lib strmiids.lib dinput8.lib user32.lib gdi32.lib Advapi32.lib shell32.lib Comdlg32.lib ole32.lib wsock32.lib"
OutputFile=".\Debug/Applewin.exe"
LinkIncremental="1"
SuppressStartupBanner="true"

3
AppleWin/resource/Applewin.rc
View File

@ -7,7 +7,8 @@
//
// Generated from the TEXTINCLUDE 2 resource.
//
#include "winres.h"
#include "winresrc.h"
#define IDC_STATIC (-1)
/////////////////////////////////////////////////////////////////////////////
#undef APSTUDIO_READONLY_SYMBOLS

2
AppleWin/source/Common.h
View File

@ -109,7 +109,7 @@ enum AppMode_e
#define WM_USER_LOADSTATE WM_USER+4
#define VK_SNAPSHOT_560 WM_USER+5
#define VK_SNAPSHOT_280 WM_USER+6
#define WM_USER_TCP_SERIAL WM_USER+7
enum eSOUNDCARDTYPE {SC_UNINIT=0, SC_NONE, SC_MOCKINGBOARD, SC_PHASOR}; // Apple soundcard type

43
AppleWin/source/Frame.cpp
View File

@ -1199,6 +1199,49 @@ LRESULT CALLBACK FrameWndProc (
case WM_USER_LOADSTATE: // Load state
Snapshot_LoadState();
break;
case WM_USER_TCP_SERIAL: // TCP serial events
WORD error = WSAGETSELECTERROR(lparam);
if (error != 0)
{
LogOutput("TCP Serial Winsock error 0x%X (%d)\r", error, error);
switch (error)
{
case WSAENETRESET:
case WSAECONNABORTED:
case WSAECONNRESET:
case WSAENOTCONN:
case WSAETIMEDOUT:
sg_SSC.CommTcpSerialClose();
break;
default:
sg_SSC.CommTcpSerialCleanup();
break;
}
}
else
{
WORD wSelectEvent = WSAGETSELECTEVENT(lparam);
switch(wSelectEvent)
{
case FD_ACCEPT:
sg_SSC.CommTcpSerialAccept();
break;
case FD_CLOSE:
sg_SSC.CommTcpSerialClose();
break;
case FD_READ:
sg_SSC.CommTcpSerialReceive();
break;
case FD_WRITE:
break;
}
}
break;
}
return DefWindowProc(window,message,wparam,lparam);
}

3
AppleWin/source/PropertySheetPage.cpp
View File

@ -76,7 +76,8 @@ TCHAR serialchoices[] = TEXT("None\0")
TEXT("COM1\0")
TEXT("COM2\0")
TEXT("COM3\0")
TEXT("COM4\0");
TEXT("COM4\0")
TEXT("TCP\0");
TCHAR soundchoices[] = TEXT("Disabled\0")
TEXT("PC Speaker (direct)\0")

222
AppleWin/source/SerialComms.cpp
View File

@ -43,6 +43,8 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#include "..\resource\resource.h"
//#define SUPPORT_MODEM
#define TCP_SERIAL_OPTION 5
#define TCP_SERIAL_PORT 1977
// Default: 19200-8-N-1
// Maybe a better default is: 9600-7-N-1 (for HyperTrm)
@ -71,6 +73,8 @@ CSuperSerialCard::CSuperSerialCard()
m_vRecvBytes = 0;
m_hCommHandle = INVALID_HANDLE_VALUE;
m_hCommListenSocket = INVALID_SOCKET;
m_hCommAcceptSocket = INVALID_SOCKET;
m_dwCommInactivity = 0;
m_bTxIrqEnabled = false;
@ -92,6 +96,7 @@ CSuperSerialCard::CSuperSerialCard()
// TODO: Serial Comms - UI Property Sheet Page:
// . Ability to config the 2x DIPSWs - only takes affect after next Apple2 reset
// . 'Default' button that resets DIPSWs to DIPSWDefaults
// . Need to respect IRQ disable dipswitch (cannot be overridden by software)
void CSuperSerialCard::GetDIPSW()
{
@ -189,41 +194,100 @@ BOOL CSuperSerialCard::CheckComm()
{
m_dwCommInactivity = 0;
if ((m_hCommHandle == INVALID_HANDLE_VALUE) && m_dwSerialPort)
// check for COM or TCP socket handle, and setup if invalid
if ((m_hCommHandle == INVALID_HANDLE_VALUE) && (m_hCommListenSocket == INVALID_SOCKET))
{
TCHAR portname[8];
wsprintf(portname, TEXT("COM%u"), m_dwSerialPort);
m_hCommHandle = CreateFile(portname,
GENERIC_READ | GENERIC_WRITE,
0, // exclusive access
(LPSECURITY_ATTRIBUTES)NULL, // default security attributes
OPEN_EXISTING,
FILE_FLAG_OVERLAPPED, // required for WaitCommEvent()
NULL);
if (m_hCommHandle != INVALID_HANDLE_VALUE)
if (m_dwSerialPort == TCP_SERIAL_OPTION)
{
UpdateCommState();
COMMTIMEOUTS ct;
ZeroMemory(&ct,sizeof(COMMTIMEOUTS));
ct.ReadIntervalTimeout = MAXDWORD;
SetCommTimeouts(m_hCommHandle,&ct);
CommThInit();
// init Winsock 1.1 (for Win95, otherwise could use 2.2)
WSADATA wsaData;
if (WSAStartup(MAKEWORD(1, 1), &wsaData) == 0) // or (2, 2) for Winsock 2.2
{
if (wsaData.wVersion != 0x0101) // or 0x0202 for Winsock 2.2
{
WSACleanup();
return FALSE;
}
// initialized, so try to create a socket
m_hCommListenSocket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
if (m_hCommListenSocket == INVALID_SOCKET)
{
WSACleanup();
return FALSE;
}
// have socket so attempt to bind it
SOCKADDR_IN saAddress;
saAddress.sin_family = AF_INET;
saAddress.sin_port = htons(TCP_SERIAL_PORT); // TODO: get from registry / GUI
saAddress.sin_addr.s_addr = htonl(INADDR_ANY);
if (bind(m_hCommListenSocket, (LPSOCKADDR)&saAddress, sizeof(saAddress)) == SOCKET_ERROR)
{
m_hCommListenSocket = INVALID_SOCKET;
WSACleanup();
return FALSE;
}
// bound, so listen
if (listen(m_hCommListenSocket, 1) == SOCKET_ERROR)
{
m_hCommListenSocket = INVALID_SOCKET;
WSACleanup();
return FALSE;
}
// now send async events to our app's message handler
if (WSAAsyncSelect(
/* SOCKET s */ m_hCommListenSocket,
/* HWND hWnd */ g_hFrameWindow,
/* unsigned int wMsg */ WM_USER_TCP_SERIAL,
/* long lEvent */ (FD_ACCEPT | FD_CONNECT | FD_READ | FD_CLOSE)) != 0)
{
m_hCommListenSocket = INVALID_SOCKET;
WSACleanup();
return FALSE;
}
}
}
else
{
DWORD uError = GetLastError();
TCHAR portname[8];
wsprintf(portname, TEXT("COM%u"), m_dwSerialPort);
m_hCommHandle = CreateFile(portname,
GENERIC_READ | GENERIC_WRITE,
0, // exclusive access
(LPSECURITY_ATTRIBUTES)NULL, // default security attributes
OPEN_EXISTING,
FILE_FLAG_OVERLAPPED, // required for WaitCommEvent()
NULL);
if (m_hCommHandle != INVALID_HANDLE_VALUE)
{
UpdateCommState();
COMMTIMEOUTS ct;
ZeroMemory(&ct,sizeof(COMMTIMEOUTS));
ct.ReadIntervalTimeout = MAXDWORD;
SetCommTimeouts(m_hCommHandle,&ct);
CommThInit();
}
else
{
DWORD uError = GetLastError();
}
}
}
return (m_hCommHandle != INVALID_HANDLE_VALUE);
return ((m_hCommHandle != INVALID_HANDLE_VALUE) || (m_hCommListenSocket != INVALID_SOCKET));
}
//===========================================================================
void CSuperSerialCard::CloseComm()
{
CommTcpSerialCleanup(); // Shut down Winsock
CommThUninit(); // Kill CommThread before closing COM handle
if (m_hCommHandle != INVALID_HANDLE_VALUE)
@ -235,6 +299,74 @@ void CSuperSerialCard::CloseComm()
//===========================================================================
void CSuperSerialCard::CommTcpSerialCleanup()
{
if (m_hCommListenSocket != INVALID_SOCKET)
{
WSAAsyncSelect(m_hCommListenSocket, g_hFrameWindow, 0, 0); // Stop event messages
closesocket(m_hCommListenSocket);
m_hCommListenSocket = INVALID_SOCKET;
CommTcpSerialClose();
WSACleanup();
}
}
//===========================================================================
void CSuperSerialCard::CommTcpSerialClose()
{
if (m_hCommAcceptSocket != INVALID_SOCKET)
{
shutdown(m_hCommAcceptSocket, 2 /* SD_BOTH */); // In case the client is waiting for data
closesocket(m_hCommAcceptSocket);
m_hCommAcceptSocket = INVALID_SOCKET;
}
while (!m_TcpSerialBuffer.empty())
{
m_TcpSerialBuffer.pop();
}
}
//===========================================================================
void CSuperSerialCard::CommTcpSerialAccept()
{
// Valid listener socket and invalid accept socket?
if ((m_hCommListenSocket != INVALID_SOCKET) && (m_hCommAcceptSocket == INVALID_SOCKET))
{
// Y: accept the connection
m_hCommAcceptSocket = accept(m_hCommListenSocket, NULL, NULL );
}
}
//===========================================================================
void CSuperSerialCard::CommTcpSerialReceive()
{
if (m_hCommAcceptSocket != INVALID_SOCKET)
{
char data[0x80];
int received = 0;
while ((received = recv(m_hCommAcceptSocket, data, sizeof(data), 0)) > 0)
{
for (int i = 0; i < received; i++)
{
m_TcpSerialBuffer.push(data[i]);
}
}
if (m_bRxIrqEnabled && !m_TcpSerialBuffer.empty())
{
m_vbCommIRQ = true;
CpuIrqAssert(IS_SSC);
}
}
}
//===========================================================================
BYTE __stdcall CSuperSerialCard::SSC_IORead(WORD PC, WORD uAddr, BYTE bWrite, BYTE uValue, ULONG nCyclesLeft)
{
UINT uSlot = ((uAddr & 0xff) >> 4) - 8;
@ -342,7 +474,7 @@ BYTE __stdcall CSuperSerialCard::CommCommand(WORD, WORD, BYTE write, BYTE value,
break;
}
// interrupt request disable [0=enable receiver interrupts]
// interrupt request disable [0=enable receiver interrupts] - NOTE: SSC docs get this wrong!
m_bRxIrqEnabled = ((m_uCommandByte & 0x02) == 0);
if (m_uCommandByte & 0x01) // Data Terminal Ready (DTR) setting [0=set DTR high (indicates 'not ready')]
@ -438,7 +570,13 @@ BYTE __stdcall CSuperSerialCard::CommReceive(WORD, WORD, BYTE, BYTE, ULONG)
return 0;
BYTE result = 0;
if (m_vRecvBytes)
if (!m_TcpSerialBuffer.empty())
{
result = m_TcpSerialBuffer.front();
m_TcpSerialBuffer.pop();
}
else if (m_vRecvBytes)
{
// Don't need critical section in here as CommThread is waiting for ACK
@ -463,10 +601,22 @@ BYTE __stdcall CSuperSerialCard::CommTransmit(WORD, WORD, BYTE, BYTE value, ULON
if (!CheckComm())
return 0;
DWORD uBytesWritten;
WriteFile(m_hCommHandle, &value, 1, &uBytesWritten, &m_o);
m_bWrittenTx = true; // Transmit done
if (m_hCommAcceptSocket != INVALID_SOCKET)
{
BYTE data = value;
if (m_uByteSize < 8)
{
data &= ~(1 << m_uByteSize);
}
send(m_hCommAcceptSocket, (const char*)&data, 1, 0);
m_bWrittenTx = true; // Transmit done
}
else if (m_hCommHandle != INVALID_HANDLE_VALUE)
{
DWORD uBytesWritten;
WriteFile(m_hCommHandle, &value, 1, &uBytesWritten, &m_o);
m_bWrittenTx = true; // Transmit done
}
// TO DO:
// 1) Use CommThread determine when transmit is complete
@ -520,14 +670,17 @@ BYTE __stdcall CSuperSerialCard::CommStatus(WORD, WORD, BYTE, BYTE, ULONG)
// So that /m_vRecvBytes/ doesn't change midway (from 0 to 1):
// . bIRQ=false, but uStatus.ST_RX_FULL=1
EnterCriticalSection(&m_CriticalSection);
if (m_hCommHandle != INVALID_HANDLE_VALUE)
{
EnterCriticalSection(&m_CriticalSection);
}
bool bIRQ = false;
if (m_bTxIrqEnabled && m_bWrittenTx)
{
bIRQ = true;
}
if (m_bRxIrqEnabled && m_vRecvBytes)
if (m_bRxIrqEnabled && (m_vRecvBytes || !m_TcpSerialBuffer.empty()))
{
bIRQ = true;
}
@ -537,14 +690,17 @@ BYTE __stdcall CSuperSerialCard::CommStatus(WORD, WORD, BYTE, BYTE, ULONG)
//
BYTE uStatus = ST_TX_EMPTY
| (m_vRecvBytes ? ST_RX_FULL : 0x00)
| ((m_vRecvBytes || !m_TcpSerialBuffer.empty()) ? ST_RX_FULL : 0x00)
#ifdef SUPPORT_MODEM
| ((modemstatus & MS_RLSD_ON) ? 0x00 : ST_DCD) // Need 0x00 to allow ZLink to start up
| ((modemstatus & MS_DSR_ON) ? 0x00 : ST_DSR)
#endif
| (bIRQ ? ST_IRQ : 0x00);
LeaveCriticalSection(&m_CriticalSection);
if (m_hCommHandle != INVALID_HANDLE_VALUE)
{
LeaveCriticalSection(&m_CriticalSection);
}
CpuIrqDeassert(IS_SSC);
@ -670,7 +826,7 @@ void CSuperSerialCard::CommDestroy()
void CSuperSerialCard::CommSetSerialPort(HWND window, DWORD newserialport)
{
if (m_hCommHandle == INVALID_HANDLE_VALUE)
if ((m_hCommHandle == INVALID_HANDLE_VALUE) && (m_hCommListenSocket == INVALID_SOCKET))
{
m_dwSerialPort = newserialport;
}
@ -688,7 +844,7 @@ void CSuperSerialCard::CommSetSerialPort(HWND window, DWORD newserialport)
void CSuperSerialCard::CommUpdate(DWORD totalcycles)
{
if (m_hCommHandle == INVALID_HANDLE_VALUE)
if ((m_hCommHandle == INVALID_HANDLE_VALUE) && (m_hCommListenSocket == INVALID_SOCKET))
return;
if ((m_dwCommInactivity += totalcycles) > 1000000)

9
AppleWin/source/SerialComms.h
View File

@ -1,4 +1,5 @@
#pragma once
#include <queue>
extern class CSuperSerialCard sg_SSC;
@ -36,6 +37,11 @@ public:
DWORD GetSerialPort() { return m_dwSerialPort; }
void SetSerialPort(DWORD dwSerialPort) { m_dwSerialPort = dwSerialPort; }
void CommTcpSerialAccept();
void CommTcpSerialReceive();
void CommTcpSerialClose();
void CommTcpSerialCleanup();
static BYTE __stdcall SSC_IORead(WORD PC, WORD uAddr, BYTE bWrite, BYTE uValue, ULONG nCyclesLeft);
static BYTE __stdcall SSC_IOWrite(WORD PC, WORD uAddr, BYTE bWrite, BYTE uValue, ULONG nCyclesLeft);
@ -82,12 +88,15 @@ private:
//
HANDLE m_hCommHandle;
SOCKET m_hCommListenSocket;
SOCKET m_hCommAcceptSocket;
DWORD m_dwCommInactivity;
//
CRITICAL_SECTION m_CriticalSection; // To guard /g_vRecvBytes/
BYTE m_RecvBuffer[uRecvBufferSize]; // NB: More work required if >1 is used
queue<BYTE> m_TcpSerialBuffer;
volatile DWORD m_vRecvBytes;
//