| 1 |
/* |
| 2 |
* Copyright (C) 1994-1998 T. Teranishi |
| 3 |
* (C) 2005- TeraTerm Project |
| 4 |
* All rights reserved. |
| 5 |
* |
| 6 |
* Redistribution and use in source and binary forms, with or without |
| 7 |
* modification, are permitted provided that the following conditions |
| 8 |
* are met: |
| 9 |
* |
| 10 |
* 1. Redistributions of source code must retain the above copyright |
| 11 |
* notice, this list of conditions and the following disclaimer. |
| 12 |
* 2. Redistributions in binary form must reproduce the above copyright |
| 13 |
* notice, this list of conditions and the following disclaimer in the |
| 14 |
* documentation and/or other materials provided with the distribution. |
| 15 |
* 3. The name of the author may not be used to endorse or promote products |
| 16 |
* derived from this software without specific prior written permission. |
| 17 |
* |
| 18 |
* THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR |
| 19 |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 20 |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 21 |
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 22 |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 23 |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 24 |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 25 |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 26 |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 27 |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 28 |
*/ |
| 29 |
/* IPv6 modification is Copyright (C) 2000, 2001 Jun-ya KATO <kato@win6.jp> */ |
| 30 |
|
| 31 |
/* TERATERM.EXE, Communication routines */ |
| 32 |
#include "teraterm.h" |
| 33 |
#include "tttypes.h" |
| 34 |
#include "tt_res.h" |
| 35 |
#include <process.h> |
| 36 |
|
| 37 |
#include "ttcommon.h" |
| 38 |
#include "ttwsk.h" |
| 39 |
#include "ttlib.h" |
| 40 |
#include "ttfileio.h" |
| 41 |
#include "ttplug.h" /* TTPLUG */ |
| 42 |
#include "ttdde.h" |
| 43 |
|
| 44 |
#include "commlib.h" |
| 45 |
#include <winsock2.h> |
| 46 |
#include <ws2tcpip.h> |
| 47 |
#include <stdio.h> /* for _snprintf() */ |
| 48 |
#include <time.h> |
| 49 |
|
| 50 |
#include "filesys_log.h" |
| 51 |
#include "ttlib.h" |
| 52 |
#include "codeconv.h" |
| 53 |
|
| 54 |
static SOCKET OpenSocket(PComVar); |
| 55 |
static void AsyncConnect(PComVar); |
| 56 |
static int CloseSocket(SOCKET); |
| 57 |
|
| 58 |
/* create socket */ |
| 59 |
static SOCKET OpenSocket(PComVar cv) |
| 60 |
{ |
| 61 |
cv->s = cv->res->ai_family; |
| 62 |
cv->s = Psocket(cv->res->ai_family, cv->res->ai_socktype, cv->res->ai_protocol); |
| 63 |
return cv->s; |
| 64 |
} |
| 65 |
|
| 66 |
/* connect with asynchronous mode */ |
| 67 |
static void AsyncConnect(PComVar cv) |
| 68 |
{ |
| 69 |
int Err; |
| 70 |
BOOL BBuf; |
| 71 |
BBuf = TRUE; |
| 72 |
/* set synchronous mode */ |
| 73 |
PWSAAsyncSelect(cv->s,cv->HWin,0,0); |
| 74 |
Psetsockopt(cv->s,(int)SOL_SOCKET,SO_OOBINLINE,(char *)&BBuf,sizeof(BBuf)); |
| 75 |
/* set asynchronous mode */ |
| 76 |
PWSAAsyncSelect(cv->s,cv->HWin,WM_USER_COMMOPEN, FD_CONNECT); |
| 77 |
|
| 78 |
// �z�X�g���������������������������A�����I���\�P�b�g���N���[�Y�����A |
| 79 |
// �����������L�����Z���������B�l��0�������������������B |
| 80 |
// (2007.1.11 yutaka) |
| 81 |
if (*cv->ConnetingTimeout > 0) { |
| 82 |
SetTimer(cv->HWin, IdCancelConnectTimer, *cv->ConnetingTimeout * 1000, NULL); |
| 83 |
} |
| 84 |
|
| 85 |
/* WM_USER_COMMOPEN occurs, CommOpen is called, then CommStart is called */ |
| 86 |
Err = Pconnect(cv->s, cv->res->ai_addr, cv->res->ai_addrlen); |
| 87 |
if (Err != 0) { |
| 88 |
Err = PWSAGetLastError(); |
| 89 |
if (Err == WSAEWOULDBLOCK) { |
| 90 |
/* Do nothing */ |
| 91 |
} else if (Err!=0 ) { |
| 92 |
PostMessage(cv->HWin, WM_USER_COMMOPEN,0, |
| 93 |
MAKELONG(FD_CONNECT,Err)); |
| 94 |
} |
| 95 |
} |
| 96 |
} |
| 97 |
|
| 98 |
/* close socket */ |
| 99 |
static int CloseSocket(SOCKET s) |
| 100 |
{ |
| 101 |
return Pclosesocket(s); |
| 102 |
} |
| 103 |
|
| 104 |
#define CommInQueSize 8192 |
| 105 |
#define CommOutQueSize 2048 |
| 106 |
#define CommXonLim 2048 |
| 107 |
#define CommXoffLim 2048 |
| 108 |
|
| 109 |
#define READENDNAME "ReadEnd" |
| 110 |
#define WRITENAME "Write" |
| 111 |
#define READNAME "Read" |
| 112 |
#define PRNWRITENAME "PrnWrite" |
| 113 |
|
| 114 |
static HANDLE ReadEnd; |
| 115 |
static OVERLAPPED wol, rol; |
| 116 |
|
| 117 |
// Winsock async operation handle |
| 118 |
static HANDLE HAsync=0; |
| 119 |
|
| 120 |
BOOL TCPIPClosed = TRUE; |
| 121 |
|
| 122 |
/* Printer port handle for |
| 123 |
direct pass-thru printing */ |
| 124 |
static HANDLE PrnID = INVALID_HANDLE_VALUE; |
| 125 |
static BOOL LPTFlag; |
| 126 |
|
| 127 |
// Initialize ComVar. |
| 128 |
// This routine is called only once |
| 129 |
// by the initialization procedure of Tera Term. |
| 130 |
void CommInit(PComVar cv) |
| 131 |
{ |
| 132 |
cv->Open = FALSE; |
| 133 |
cv->Ready = FALSE; |
| 134 |
|
| 135 |
/* message flag */ |
| 136 |
cv->NoMsg = 0; |
| 137 |
|
| 138 |
cv->isSSH = 0; |
| 139 |
cv->TitleRemote[0] = '\0'; |
| 140 |
|
| 141 |
cv->NotifyIcon = NULL; |
| 142 |
|
| 143 |
cv->ConnectedTime = 0; |
| 144 |
} |
| 145 |
|
| 146 |
/* reset a serial port which is already open */ |
| 147 |
void CommResetSerial(PTTSet ts, PComVar cv, BOOL ClearBuff) |
| 148 |
{ |
| 149 |
DCB dcb; |
| 150 |
DWORD DErr; |
| 151 |
COMMTIMEOUTS ctmo; |
| 152 |
|
| 153 |
if (! cv->Open || |
| 154 |
(cv->PortType != IdSerial)) { |
| 155 |
return; |
| 156 |
} |
| 157 |
|
| 158 |
ClearCommError(cv->ComID,&DErr,NULL); |
| 159 |
SetupComm(cv->ComID,CommInQueSize,CommOutQueSize); |
| 160 |
/* flush input and output buffers */ |
| 161 |
if (ClearBuff) { |
| 162 |
PurgeComm(cv->ComID, PURGE_TXABORT | PURGE_RXABORT | |
| 163 |
PURGE_TXCLEAR | PURGE_RXCLEAR); |
| 164 |
} |
| 165 |
|
| 166 |
memset(&ctmo,0,sizeof(ctmo)); |
| 167 |
ctmo.ReadIntervalTimeout = MAXDWORD; |
| 168 |
ctmo.WriteTotalTimeoutConstant = 500; |
| 169 |
SetCommTimeouts(cv->ComID,&ctmo); |
| 170 |
cv->InBuffCount = 0; |
| 171 |
cv->InPtr = 0; |
| 172 |
cv->OutBuffCount = 0; |
| 173 |
cv->OutPtr = 0; |
| 174 |
|
| 175 |
cv->DelayPerChar = ts->DelayPerChar; |
| 176 |
cv->DelayPerLine = ts->DelayPerLine; |
| 177 |
|
| 178 |
memset(&dcb,0,sizeof(DCB)); |
| 179 |
dcb.DCBlength = sizeof(DCB); |
| 180 |
dcb.BaudRate = ts->Baud; |
| 181 |
dcb.fBinary = TRUE; |
| 182 |
switch (ts->Parity) { |
| 183 |
case IdParityNone: |
| 184 |
dcb.Parity = NOPARITY; |
| 185 |
break; |
| 186 |
case IdParityOdd: |
| 187 |
dcb.fParity = TRUE; |
| 188 |
dcb.Parity = ODDPARITY; |
| 189 |
break; |
| 190 |
case IdParityEven: |
| 191 |
dcb.fParity = TRUE; |
| 192 |
dcb.Parity = EVENPARITY; |
| 193 |
break; |
| 194 |
case IdParityMark: |
| 195 |
dcb.fParity = TRUE; |
| 196 |
dcb.Parity = MARKPARITY; |
| 197 |
break; |
| 198 |
case IdParitySpace: |
| 199 |
dcb.fParity = TRUE; |
| 200 |
dcb.Parity = SPACEPARITY; |
| 201 |
break; |
| 202 |
} |
| 203 |
|
| 204 |
dcb.fDtrControl = DTR_CONTROL_ENABLE; |
| 205 |
dcb.fRtsControl = RTS_CONTROL_ENABLE; |
| 206 |
switch (ts->Flow) { |
| 207 |
case IdFlowX: |
| 208 |
dcb.fOutX = TRUE; |
| 209 |
dcb.fInX = TRUE; |
| 210 |
dcb.XonLim = CommXonLim; |
| 211 |
dcb.XoffLim = CommXoffLim; |
| 212 |
dcb.XonChar = XON; |
| 213 |
dcb.XoffChar = XOFF; |
| 214 |
break; |
| 215 |
case IdFlowHard: // RTS/CTS |
| 216 |
dcb.fOutxCtsFlow = TRUE; |
| 217 |
dcb.fRtsControl = RTS_CONTROL_HANDSHAKE; |
| 218 |
break; |
| 219 |
case IdFlowHardDsrDtr: // DSR/DTR |
| 220 |
dcb.fOutxDsrFlow = TRUE; |
| 221 |
dcb.fDtrControl = DTR_CONTROL_HANDSHAKE; |
| 222 |
break; |
| 223 |
} |
| 224 |
|
| 225 |
switch (ts->DataBit) { |
| 226 |
case IdDataBit7: |
| 227 |
dcb.ByteSize = 7; |
| 228 |
break; |
| 229 |
case IdDataBit8: |
| 230 |
dcb.ByteSize = 8; |
| 231 |
break; |
| 232 |
} |
| 233 |
switch (ts->StopBit) { |
| 234 |
case IdStopBit1: |
| 235 |
dcb.StopBits = ONESTOPBIT; |
| 236 |
break; |
| 237 |
case IdStopBit2: |
| 238 |
dcb.StopBits = TWOSTOPBITS; |
| 239 |
break; |
| 240 |
} |
| 241 |
|
| 242 |
SetCommState(cv->ComID, &dcb); |
| 243 |
|
| 244 |
/* enable receive request */ |
| 245 |
SetCommMask(cv->ComID,0); |
| 246 |
SetCommMask(cv->ComID,EV_RXCHAR); |
| 247 |
} |
| 248 |
|
| 249 |
// ���O�t���p�C�v�����������������`�F�b�N�����B |
| 250 |
// \\ServerName\pipe\PipeName |
| 251 |
// |
| 252 |
// return 0: ������ |
| 253 |
// -1: �s�� |
| 254 |
// (2012.3.10 yutaka) |
| 255 |
int CheckNamedPipeFormat(char *p, int size) |
| 256 |
{ |
| 257 |
int ret = -1; |
| 258 |
char *s; |
| 259 |
|
| 260 |
if (size <= 8) |
| 261 |
goto error; |
| 262 |
|
| 263 |
if (p[0] == '\\' && p[1] == '\\') { |
| 264 |
s = strchr(&p[2], '\\'); |
| 265 |
if (s && _strnicmp(s+1, "pipe\\", 5) == 0) { |
| 266 |
ret = 0; |
| 267 |
} |
| 268 |
} |
| 269 |
|
| 270 |
error: |
| 271 |
return (ret); |
| 272 |
} |
| 273 |
|
| 274 |
void CommOpen(HWND HW, PTTSet ts, PComVar cv) |
| 275 |
{ |
| 276 |
char ErrMsg[21 + 256]; |
| 277 |
wchar_t ErrMsgW[21 + 256]; |
| 278 |
char P[50+256]; |
| 279 |
|
| 280 |
MSG Msg; |
| 281 |
ADDRINFO hints; |
| 282 |
char pname[NI_MAXSERV]; |
| 283 |
|
| 284 |
BOOL InvalidHost; |
| 285 |
|
| 286 |
// �z�X�g�������O�t���p�C�v�����������������B |
| 287 |
if (ts->PortType == IdTCPIP) { |
| 288 |
if (CheckNamedPipeFormat(ts->HostName, strlen(ts->HostName)) == 0) { |
| 289 |
ts->PortType = IdNamedPipe; |
| 290 |
} |
| 291 |
} |
| 292 |
|
| 293 |
/* initialize ComVar */ |
| 294 |
cv->InBuffCount = 0; |
| 295 |
cv->InPtr = 0; |
| 296 |
cv->OutBuffCount = 0; |
| 297 |
cv->OutPtr = 0; |
| 298 |
cv->HWin = HW; |
| 299 |
cv->Ready = FALSE; |
| 300 |
cv->Open = FALSE; |
| 301 |
cv->PortType = ts->PortType; |
| 302 |
cv->ComPort = 0; |
| 303 |
cv->RetryCount = 0; |
| 304 |
cv->RetryWithOtherProtocol = TRUE; |
| 305 |
cv->s = INVALID_SOCKET; |
| 306 |
cv->ComID = INVALID_HANDLE_VALUE; |
| 307 |
cv->CanSend = TRUE; |
| 308 |
cv->RRQ = FALSE; |
| 309 |
cv->SendCode = IdASCII; |
| 310 |
cv->EchoCode = IdASCII; |
| 311 |
cv->Language = ts->Language; |
| 312 |
cv->CRSend = ts->CRSend; |
| 313 |
cv->KanjiCodeEcho = ts->KanjiCode; |
| 314 |
cv->JIS7KatakanaEcho = ts->JIS7Katakana; |
| 315 |
cv->KanjiCodeSend = ts->KanjiCodeSend; |
| 316 |
cv->JIS7KatakanaSend = ts->JIS7KatakanaSend; |
| 317 |
cv->KanjiIn = ts->KanjiIn; |
| 318 |
cv->KanjiOut = ts->KanjiOut; |
| 319 |
cv->DelayFlag = TRUE; |
| 320 |
cv->DelayPerChar = ts->DelayPerChar; |
| 321 |
cv->DelayPerLine = ts->DelayPerLine; |
| 322 |
cv->TelBinRecv = FALSE; |
| 323 |
cv->TelBinSend = FALSE; |
| 324 |
cv->TelFlag = FALSE; |
| 325 |
cv->TelMode = FALSE; |
| 326 |
cv->IACFlag = FALSE; |
| 327 |
cv->TelCRFlag = FALSE; |
| 328 |
cv->TelCRSend = FALSE; |
| 329 |
cv->TelCRSendEcho = FALSE; |
| 330 |
cv->TelAutoDetect = ts->TelAutoDetect; /* TTPLUG */ |
| 331 |
cv->ConnetingTimeout = &ts->ConnectingTimeout; |
| 332 |
cv->LastSendTime = time(NULL); |
| 333 |
cv->LineModeBuffCount = 0; |
| 334 |
cv->Flush = FALSE; |
| 335 |
cv->FlushLen = 0; |
| 336 |
cv->TelLineMode = FALSE; |
| 337 |
cv->ConnectedTime = 0; |
| 338 |
|
| 339 |
if ((ts->PortType!=IdSerial) && (strlen(ts->HostName)==0)) |
| 340 |
{ |
| 341 |
PostMessage(cv->HWin, WM_USER_COMMNOTIFY, 0, FD_CLOSE); |
| 342 |
return; |
| 343 |
} |
| 344 |
|
| 345 |
switch (ts->PortType) { |
| 346 |
case IdTCPIP: |
| 347 |
cv->TelFlag = (ts->Telnet > 0); |
| 348 |
if (ts->EnableLineMode) { |
| 349 |
cv->TelLineMode = TRUE; |
| 350 |
} |
| 351 |
if (! LoadWinsock()) { |
| 352 |
if (cv->NoMsg==0) { |
| 353 |
static const TTMessageBoxInfoW info = { |
| 354 |
"Tera Term", |
| 355 |
"MSG_TT_ERROR", L"Tera Term: Error", |
| 356 |
"MSG_WINSOCK_ERROR", L"Cannot use winsock", |
| 357 |
MB_TASKMODAL | MB_ICONEXCLAMATION, |
| 358 |
}; |
| 359 |
TTMessageBoxW(cv->HWin, &info, ts->UILanguageFileW); |
| 360 |
} |
| 361 |
InvalidHost = TRUE; |
| 362 |
} |
| 363 |
else { |
| 364 |
TTXOpenTCP(); /* TTPLUG */ |
| 365 |
cv->Open = TRUE; |
| 366 |
/* resolving address */ |
| 367 |
memset(&hints, 0, sizeof(hints)); |
| 368 |
hints.ai_family = ts->ProtocolFamily; |
| 369 |
hints.ai_socktype = SOCK_STREAM; |
| 370 |
hints.ai_protocol = IPPROTO_TCP; |
| 371 |
_snprintf_s(pname, sizeof(pname), _TRUNCATE, "%d", ts->TCPPort); |
| 372 |
|
| 373 |
HAsync = PWSAAsyncGetAddrInfo(HW, WM_USER_GETHOST, |
| 374 |
ts->HostName, pname, &hints, &cv->res0); |
| 375 |
if (HAsync == 0) |
| 376 |
InvalidHost = TRUE; |
| 377 |
else { |
| 378 |
cv->ComPort = 1; // set "getting host" flag |
| 379 |
// (see CVTWindow::OnSysCommand()) |
| 380 |
do { |
| 381 |
if (GetMessage(&Msg,0,0,0)) { |
| 382 |
if ((Msg.hwnd==HW) && |
| 383 |
((Msg.message == WM_SYSCOMMAND) && |
| 384 |
((Msg.wParam & 0xfff0) == SC_CLOSE) || |
| 385 |
(Msg.message == WM_COMMAND) && |
| 386 |
(LOWORD(Msg.wParam) == ID_FILE_EXIT) || |
| 387 |
(Msg.message == WM_CLOSE))) { /* Exit when the user closes Tera Term */ |
| 388 |
PWSACancelAsyncRequest(HAsync); |
| 389 |
CloseHandle(HAsync); |
| 390 |
HAsync = 0; |
| 391 |
cv->ComPort = 0; // clear "getting host" flag |
| 392 |
PostMessage(HW,Msg.message,Msg.wParam,Msg.lParam); |
| 393 |
return; |
| 394 |
} |
| 395 |
if (Msg.message != WM_USER_GETHOST) { /* Prosess messages */ |
| 396 |
TranslateMessage(&Msg); |
| 397 |
DispatchMessage(&Msg); |
| 398 |
} |
| 399 |
} |
| 400 |
else { |
| 401 |
return; |
| 402 |
} |
| 403 |
} while (Msg.message!=WM_USER_GETHOST); |
| 404 |
cv->ComPort = 0; // clear "getting host" flag |
| 405 |
CloseHandle(HAsync); |
| 406 |
HAsync = 0; |
| 407 |
InvalidHost = WSAGETASYNCERROR(Msg.lParam) != 0; |
| 408 |
} |
| 409 |
} /* if (!LoadWinsock()) */ |
| 410 |
|
| 411 |
if (InvalidHost) { |
| 412 |
if (cv->NoMsg==0) { |
| 413 |
static const TTMessageBoxInfoW info = { |
| 414 |
"Tera Term", |
| 415 |
"MSG_TT_ERROR", L"Tera Term: Error", |
| 416 |
"MSG_INVALID_HOST_ERROR", L"Invalid host", |
| 417 |
MB_TASKMODAL | MB_ICONEXCLAMATION |
| 418 |
}; |
| 419 |
TTMessageBoxW(cv->HWin, &info, ts->UILanguageFileW); |
| 420 |
} |
| 421 |
goto BreakSC; |
| 422 |
} |
| 423 |
for (cv->res = cv->res0; cv->res; cv->res = cv->res->ai_next) { |
| 424 |
cv->s = OpenSocket(cv); |
| 425 |
if (cv->s == INVALID_SOCKET) { |
| 426 |
CloseSocket(cv->s); |
| 427 |
continue; |
| 428 |
} |
| 429 |
/* start asynchronous connect */ |
| 430 |
AsyncConnect(cv); |
| 431 |
break; /* break for-loop immediately */ |
| 432 |
} |
| 433 |
break; |
| 434 |
|
| 435 |
case IdSerial: |
| 436 |
InitFileIO(IdSerial); /* TTPLUG */ |
| 437 |
TTXOpenFile(); /* TTPLUG */ |
| 438 |
_snprintf_s(P, sizeof(P), _TRUNCATE, "COM%d", ts->ComPort); |
| 439 |
strncpy_s(ErrMsg, sizeof(ErrMsg),P, _TRUNCATE); |
| 440 |
strncpy_s(P, sizeof(P),"\\\\.\\", _TRUNCATE); |
| 441 |
strncat_s(P, sizeof(P),ErrMsg, _TRUNCATE); |
| 442 |
cv->ComID = PCreateFile(P, GENERIC_READ | GENERIC_WRITE, 0, NULL, |
| 443 |
OPEN_EXISTING, FILE_FLAG_OVERLAPPED, NULL); |
| 444 |
if (cv->ComID == INVALID_HANDLE_VALUE ) { |
| 445 |
if (cv->NoMsg==0) { |
| 446 |
DWORD err = GetLastError(); |
| 447 |
wchar_t *format; |
| 448 |
wchar_t *PW = ToWcharA(&P[4]); |
| 449 |
static const TTMessageBoxInfoW info = { |
| 450 |
"Tera Term", |
| 451 |
"MSG_TT_ERROR", L"Tera Term: Error", |
| 452 |
NULL, NULL, |
| 453 |
MB_TASKMODAL | MB_ICONEXCLAMATION |
| 454 |
}; |
| 455 |
|
| 456 |
switch (err) { |
| 457 |
case ERROR_FILE_NOT_FOUND: |
| 458 |
format = TTGetLangStrW("Tera Term", "MSG_CANTOPEN_ERROR_NOTFOUND", L"Cannot open %s. Not found.", ts->UILanguageFileW); |
| 459 |
_snwprintf_s(ErrMsgW, _countof(ErrMsgW), _TRUNCATE, format, PW); |
| 460 |
break; |
| 461 |
case ERROR_ACCESS_DENIED: |
| 462 |
format = TTGetLangStrW("Tera Term", "MSG_CANTOPEN_ERROR_DENIED", L"Cannot open %s. Access denied.", ts->UILanguageFileW); |
| 463 |
_snwprintf_s(ErrMsgW, _countof(ErrMsgW), _TRUNCATE, format, PW); |
| 464 |
break; |
| 465 |
default: |
| 466 |
format = TTGetLangStrW("Tera Term", "MSG_CANTOPEN_ERROR", L"Cannot open %s. (0x%08x)", ts->UILanguageFileW); |
| 467 |
_snwprintf_s(ErrMsgW, _countof(ErrMsgW), _TRUNCATE, format, PW, err); |
| 468 |
break; |
| 469 |
} |
| 470 |
free(format); |
| 471 |
free(PW); |
| 472 |
|
| 473 |
TTMessageBoxW(cv->HWin, &info, ts->UILanguageFileW, ErrMsgW); |
| 474 |
} |
| 475 |
InvalidHost = TRUE; |
| 476 |
} |
| 477 |
else { |
| 478 |
cv->Open = TRUE; |
| 479 |
cv->ComPort = ts->ComPort; |
| 480 |
CommResetSerial(ts, cv, ts->ClearComBuffOnOpen); |
| 481 |
if (!ts->ClearComBuffOnOpen) { |
| 482 |
cv->RRQ = TRUE; |
| 483 |
} |
| 484 |
|
| 485 |
/* notify to VT window that Comm Port is open */ |
| 486 |
PostMessage(cv->HWin, WM_USER_COMMOPEN, 0, 0); |
| 487 |
InvalidHost = FALSE; |
| 488 |
|
| 489 |
SetCOMFlag(ts->ComPort); |
| 490 |
} |
| 491 |
break; /* end of "case IdSerial:" */ |
| 492 |
|
| 493 |
case IdFile: |
| 494 |
InitFileIO(IdFile); /* TTPLUG */ |
| 495 |
TTXOpenFile(); /* TTPLUG */ |
| 496 |
cv->ComID = PCreateFile(ts->HostName, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL); |
| 497 |
InvalidHost = (cv->ComID == INVALID_HANDLE_VALUE); |
| 498 |
if (InvalidHost) { |
| 499 |
if (cv->NoMsg==0) { |
| 500 |
static const TTMessageBoxInfoW info = { |
| 501 |
"Tera Term", |
| 502 |
"MSG_TT_ERROR", L"Tera Term: Error", |
| 503 |
"MSG_CANTOPEN_FILE_ERROR", L"Cannot open file", |
| 504 |
MB_TASKMODAL | MB_ICONEXCLAMATION |
| 505 |
}; |
| 506 |
TTMessageBoxW(cv->HWin, &info, ts->UILanguageFileW); |
| 507 |
} |
| 508 |
} |
| 509 |
else { |
| 510 |
cv->Open = TRUE; |
| 511 |
PostMessage(cv->HWin, WM_USER_COMMOPEN, 0, 0); |
| 512 |
} |
| 513 |
break; |
| 514 |
|
| 515 |
case IdNamedPipe: |
| 516 |
InitFileIO(IdNamedPipe); /* TTPLUG */ |
| 517 |
TTXOpenFile(); /* TTPLUG */ |
| 518 |
|
| 519 |
memset(P, 0, sizeof(P)); |
| 520 |
strncpy_s(P, sizeof(P), ts->HostName, _TRUNCATE); |
| 521 |
|
| 522 |
// ���O�t���p�C�v�����������������`�F�b�N�����B |
| 523 |
if (CheckNamedPipeFormat(P, strlen(P)) < 0) { |
| 524 |
static const TTMessageBoxInfoW info = { |
| 525 |
"Tera Term", |
| 526 |
"MSG_TT_ERROR", L"Tera Term: Error", |
| 527 |
NULL, NULL, |
| 528 |
MB_TASKMODAL | MB_ICONEXCLAMATION |
| 529 |
}; |
| 530 |
InvalidHost = TRUE; |
| 531 |
|
| 532 |
_snwprintf_s(ErrMsgW, _countof(ErrMsgW), _TRUNCATE, |
| 533 |
L"Invalid pipe name (%d)\n\n" |
| 534 |
L"A valid pipe name has the form\n" |
| 535 |
L"\"\\\\<ServerName>\\pipe\\<PipeName>\"", |
| 536 |
GetLastError()); |
| 537 |
TTMessageBoxW(cv->HWin, &info, ts->UILanguageFileW, ErrMsgW); |
| 538 |
break; |
| 539 |
} |
| 540 |
|
| 541 |
cv->ComID = PCreateFile(P, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, |
| 542 |
0, // �u���b�L���O���[�h������(FILE_FLAG_OVERLAPPED ���w��������) |
| 543 |
NULL); |
| 544 |
if (cv->ComID == INVALID_HANDLE_VALUE ) { |
| 545 |
if (cv->NoMsg==0) { |
| 546 |
DWORD err = GetLastError(); |
| 547 |
wchar_t *format; |
| 548 |
wchar_t* PW = ToWcharA(&P[4]); |
| 549 |
static const TTMessageBoxInfoW info = { |
| 550 |
"Tera Term", |
| 551 |
"MSG_TT_ERROR", L"Tera Term: Error", |
| 552 |
NULL, NULL, |
| 553 |
MB_TASKMODAL | MB_ICONEXCLAMATION |
| 554 |
}; |
| 555 |
|
| 556 |
switch (err) { |
| 557 |
case ERROR_FILE_NOT_FOUND: |
| 558 |
format = TTGetLangStrW("Tera Term", "MSG_CANTOPEN_ERROR_NOTFOUND", L"Cannot open %s. Not found.", ts->UILanguageFileW); |
| 559 |
_snwprintf_s(ErrMsgW, _countof(ErrMsgW), _TRUNCATE, format, PW); |
| 560 |
break; |
| 561 |
case ERROR_ACCESS_DENIED: |
| 562 |
format = TTGetLangStrW("Tera Term", "MSG_CANTOPEN_ERROR_DENIED", L"Cannot open %s. Access denied.", ts->UILanguageFileW); |
| 563 |
_snwprintf_s(ErrMsgW, _countof(ErrMsgW), _TRUNCATE, format, PW); |
| 564 |
break; |
| 565 |
case ERROR_PIPE_BUSY: |
| 566 |
format = TTGetLangStrW("Tera Term", "MSG_CANTOPEN_ERROR_PIPEBUSY", L"Cannot open %s. Pipe is busy.", ts->UILanguageFileW); |
| 567 |
_snwprintf_s(ErrMsgW, _countof(ErrMsgW), _TRUNCATE, format, PW); |
| 568 |
break; |
| 569 |
default: |
| 570 |
format = TTGetLangStrW("Tera Term", "MSG_CANTOPEN_ERROR", L"Cannot open %s. (0x%08x)", ts->UILanguageFileW); |
| 571 |
_snwprintf_s(ErrMsgW, _countof(ErrMsgW), _TRUNCATE, format, PW, err); |
| 572 |
break; |
| 573 |
} |
| 574 |
free(format); |
| 575 |
free(PW); |
| 576 |
|
| 577 |
TTMessageBoxW(cv->HWin, &info, ts->UILanguageFileW, ErrMsgW); |
| 578 |
} |
| 579 |
InvalidHost = TRUE; |
| 580 |
} |
| 581 |
else { |
| 582 |
cv->Open = TRUE; |
| 583 |
PostMessage(cv->HWin, WM_USER_COMMOPEN, 0, 0); |
| 584 |
InvalidHost = FALSE; |
| 585 |
} |
| 586 |
break; /* end of "case IdNamedPipe:" */ |
| 587 |
|
| 588 |
} /* end of "switch" */ |
| 589 |
|
| 590 |
BreakSC: |
| 591 |
if (InvalidHost) { |
| 592 |
PostMessage(cv->HWin, WM_USER_COMMNOTIFY, 0, FD_CLOSE); |
| 593 |
if ( (ts->PortType==IdTCPIP) && cv->Open ) { |
| 594 |
if ( cv->s!=INVALID_SOCKET ) { |
| 595 |
Pclosesocket(cv->s); |
| 596 |
cv->s = INVALID_SOCKET; /* �\�P�b�g�����������t�����B(2010.8.6 yutaka) */ |
| 597 |
} |
| 598 |
FreeWinsock(); |
| 599 |
} |
| 600 |
return; |
| 601 |
} |
| 602 |
} |
| 603 |
|
| 604 |
// ���O�t���p�C�v�p�X���b�h |
| 605 |
void NamedPipeThread(void *arg) |
| 606 |
{ |
| 607 |
PComVar cv = (PComVar)arg; |
| 608 |
DWORD DErr; |
| 609 |
HANDLE REnd; |
| 610 |
char Temp[20]; |
| 611 |
char Buffer[1]; // 1byte |
| 612 |
DWORD BytesRead, TotalBytesAvail, BytesLeftThisMessage; |
| 613 |
|
| 614 |
_snprintf_s(Temp, sizeof(Temp), _TRUNCATE, "%s%d", READENDNAME, cv->ComPort); |
| 615 |
REnd = OpenEvent(EVENT_ALL_ACCESS,FALSE, Temp); |
| 616 |
while (TRUE) { |
| 617 |
BytesRead = 0; |
| 618 |
// ���O�t���p�C�v���C�x���g���������������������d�l�������A�L���[�����g�� |
| 619 |
// �`���������������AReadFile() ���������������f�����B |
| 620 |
if (PeekNamedPipe(cv->ComID, Buffer, sizeof(Buffer), &BytesRead, &TotalBytesAvail, &BytesLeftThisMessage)) { |
| 621 |
if (! cv->Ready) { |
| 622 |
_endthread(); |
| 623 |
} |
| 624 |
if (BytesRead == 0) { // �����������A�����������B |
| 625 |
Sleep(1); |
| 626 |
continue; |
| 627 |
} |
| 628 |
if (! cv->RRQ) { |
| 629 |
PostMessage(cv->HWin, WM_USER_COMMNOTIFY, 0, FD_READ); |
| 630 |
} |
| 631 |
// ReadFile() ���I�������������B |
| 632 |
WaitForSingleObject(REnd,INFINITE); |
| 633 |
} |
| 634 |
else { |
| 635 |
DErr = GetLastError(); |
| 636 |
// [VMware] this returns 109 (broken pipe) if a named pipe is removed. |
| 637 |
// [Virtual Box] this returns 233 (pipe not connected) if a named pipe is removed. |
| 638 |
if (! cv->Ready || ERROR_BROKEN_PIPE == DErr || ERROR_PIPE_NOT_CONNECTED == DErr) { |
| 639 |
PostMessage(cv->HWin, WM_USER_COMMNOTIFY, 0, FD_CLOSE); |
| 640 |
_endthread(); |
| 641 |
} |
| 642 |
} |
| 643 |
} |
| 644 |
} |
| 645 |
|
| 646 |
void CommThread(void *arg) |
| 647 |
{ |
| 648 |
DWORD Evt; |
| 649 |
PComVar cv = (PComVar)arg; |
| 650 |
DWORD DErr; |
| 651 |
HANDLE REnd; |
| 652 |
char Temp[20]; |
| 653 |
|
| 654 |
_snprintf_s(Temp, sizeof(Temp), _TRUNCATE, "%s%d", READENDNAME, cv->ComPort); |
| 655 |
REnd = OpenEvent(EVENT_ALL_ACCESS,FALSE, Temp); |
| 656 |
while (TRUE) { |
| 657 |
if (WaitCommEvent(cv->ComID,&Evt,NULL)) { |
| 658 |
if (! cv->Ready) { |
| 659 |
_endthread(); |
| 660 |
} |
| 661 |
if (! cv->RRQ) { |
| 662 |
PostMessage(cv->HWin, WM_USER_COMMNOTIFY, 0, FD_READ); |
| 663 |
} |
| 664 |
WaitForSingleObject(REnd,INFINITE); |
| 665 |
} |
| 666 |
else { |
| 667 |
DErr = GetLastError(); // this returns 995 (operation aborted) if a USB com port is removed |
| 668 |
if (! cv->Ready || ERROR_OPERATION_ABORTED == DErr) { |
| 669 |
_endthread(); |
| 670 |
} |
| 671 |
ClearCommError(cv->ComID,&DErr,NULL); |
| 672 |
} |
| 673 |
} |
| 674 |
} |
| 675 |
|
| 676 |
void CommStart(PComVar cv, LONG lParam, PTTSet ts) |
| 677 |
{ |
| 678 |
wchar_t ErrMsgW[31]; |
| 679 |
char Temp[20]; |
| 680 |
wchar_t UIMsgW[MAX_UIMSG]; |
| 681 |
|
| 682 |
if (! cv->Open ) { |
| 683 |
return; |
| 684 |
} |
| 685 |
if ( cv->Ready ) { |
| 686 |
return; |
| 687 |
} |
| 688 |
|
| 689 |
// �L�����Z���^�C�}�����������������B�������A�������_�� WM_TIMER �����������������\���������B |
| 690 |
if (*cv->ConnetingTimeout > 0) { |
| 691 |
KillTimer(cv->HWin, IdCancelConnectTimer); |
| 692 |
} |
| 693 |
|
| 694 |
switch (cv->PortType) { |
| 695 |
case IdTCPIP: |
| 696 |
switch (HIWORD(lParam)) { |
| 697 |
case WSAECONNREFUSED: |
| 698 |
get_lang_msgW("MSG_COMM_REFUSE_ERROR", UIMsgW, _countof(UIMsgW), L"Connection refused", ts->UILanguageFile); |
| 699 |
_snwprintf_s(ErrMsgW, _countof(ErrMsgW), _TRUNCATE, L"%s", UIMsgW); |
| 700 |
break; |
| 701 |
case WSAENETUNREACH: |
| 702 |
get_lang_msgW("MSG_COMM_REACH_ERROR", UIMsgW, _countof(UIMsgW), L"Network cannot be reached", ts->UILanguageFile); |
| 703 |
_snwprintf_s(ErrMsgW, _countof(ErrMsgW), _TRUNCATE, L"%s", UIMsgW); |
| 704 |
break; |
| 705 |
case WSAETIMEDOUT: |
| 706 |
get_lang_msgW("MSG_COMM_CONNECT_ERROR", UIMsgW, _countof(UIMsgW), L"Connection timed out", ts->UILanguageFile); |
| 707 |
_snwprintf_s(ErrMsgW, _countof(ErrMsgW), _TRUNCATE, L"%s", UIMsgW); |
| 708 |
break; |
| 709 |
default: |
| 710 |
get_lang_msgW("MSG_COMM_TIMEOUT_ERROR", UIMsgW, _countof(UIMsgW), L"Cannot connect the host", ts->UILanguageFile); |
| 711 |
_snwprintf_s(ErrMsgW, _countof(ErrMsgW), _TRUNCATE, L"%s", UIMsgW); |
| 712 |
} |
| 713 |
if (HIWORD(lParam)>0) { |
| 714 |
/* connect() failed */ |
| 715 |
if (cv->res->ai_next != NULL) { |
| 716 |
/* try to connect with other protocol */ |
| 717 |
CloseSocket(cv->s); |
| 718 |
for (cv->res = cv->res->ai_next; cv->res; cv->res = cv->res->ai_next) { |
| 719 |
cv->s = OpenSocket(cv); |
| 720 |
if (cv->s == INVALID_SOCKET) { |
| 721 |
CloseSocket(cv->s); |
| 722 |
continue; |
| 723 |
} |
| 724 |
AsyncConnect(cv); |
| 725 |
cv->Ready = FALSE; |
| 726 |
cv->RetryWithOtherProtocol = TRUE; /* retry with other procotol */ |
| 727 |
return; |
| 728 |
} |
| 729 |
} else { |
| 730 |
/* trying with all protocol family are failed */ |
| 731 |
if (cv->NoMsg==0) |
| 732 |
{ |
| 733 |
static const TTMessageBoxInfoW info = { |
| 734 |
"Tera Term", |
| 735 |
"MSG_TT_ERROR", L"Tera Term: Error", |
| 736 |
NULL, NULL, |
| 737 |
MB_TASKMODAL | MB_ICONEXCLAMATION |
| 738 |
}; |
| 739 |
TTMessageBoxW(cv->HWin, &info, ts->UILanguageFileW, ErrMsgW); |
| 740 |
} |
| 741 |
PostMessage(cv->HWin, WM_USER_COMMNOTIFY, 0, FD_CLOSE); |
| 742 |
cv->RetryWithOtherProtocol = FALSE; |
| 743 |
return; |
| 744 |
} |
| 745 |
} |
| 746 |
|
| 747 |
/* here is connection established */ |
| 748 |
cv->RetryWithOtherProtocol = FALSE; |
| 749 |
PWSAAsyncSelect(cv->s,cv->HWin,WM_USER_COMMNOTIFY, FD_READ | FD_OOB | FD_CLOSE); |
| 750 |
TCPIPClosed = FALSE; |
| 751 |
break; |
| 752 |
|
| 753 |
case IdSerial: |
| 754 |
_snprintf_s(Temp, sizeof(Temp), _TRUNCATE, "%s%d", READENDNAME, cv->ComPort); |
| 755 |
ReadEnd = CreateEvent(NULL,FALSE,FALSE,Temp); |
| 756 |
_snprintf_s(Temp, sizeof(Temp), _TRUNCATE, "%s%d", WRITENAME, cv->ComPort); |
| 757 |
memset(&wol,0,sizeof(OVERLAPPED)); |
| 758 |
wol.hEvent = CreateEvent(NULL,TRUE,TRUE,Temp); |
| 759 |
_snprintf_s(Temp, sizeof(Temp), _TRUNCATE, "%s%d", READNAME, cv->ComPort); |
| 760 |
memset(&rol,0,sizeof(OVERLAPPED)); |
| 761 |
rol.hEvent = CreateEvent(NULL,TRUE,FALSE,Temp); |
| 762 |
|
| 763 |
/* create the receiver thread */ |
| 764 |
if (_beginthread(CommThread,0,cv) == -1) { |
| 765 |
static const TTMessageBoxInfoW info = { |
| 766 |
"Tera Term", |
| 767 |
"MSG_TT_ERROR", L"Tera Term: Error", |
| 768 |
"MSG_TT_ERROR", L"Can't create thread", |
| 769 |
MB_TASKMODAL | MB_ICONEXCLAMATION |
| 770 |
}; |
| 771 |
TTMessageBoxW(cv->HWin, &info, ts->UILanguageFileW); |
| 772 |
} |
| 773 |
break; |
| 774 |
|
| 775 |
case IdFile: |
| 776 |
cv->RRQ = TRUE; |
| 777 |
break; |
| 778 |
|
| 779 |
case IdNamedPipe: |
| 780 |
cv->ComPort = 0; |
| 781 |
_snprintf_s(Temp, sizeof(Temp), _TRUNCATE, "%s%d", READENDNAME, cv->ComPort); |
| 782 |
ReadEnd = CreateEvent(NULL,FALSE,FALSE,Temp); |
| 783 |
_snprintf_s(Temp, sizeof(Temp), _TRUNCATE, "%s%d", WRITENAME, cv->ComPort); |
| 784 |
memset(&wol,0,sizeof(OVERLAPPED)); |
| 785 |
wol.hEvent = CreateEvent(NULL,TRUE,TRUE,Temp); |
| 786 |
_snprintf_s(Temp, sizeof(Temp), _TRUNCATE, "%s%d", READNAME, cv->ComPort); |
| 787 |
memset(&rol,0,sizeof(OVERLAPPED)); |
| 788 |
rol.hEvent = CreateEvent(NULL,TRUE,FALSE,Temp); |
| 789 |
|
| 790 |
/* create the receiver thread */ |
| 791 |
if (_beginthread(NamedPipeThread,0,cv) == -1) { |
| 792 |
static const TTMessageBoxInfoW info = { |
| 793 |
"Tera Term", |
| 794 |
"MSG_TT_ERROR", L"Tera Term: Error", |
| 795 |
"MSG_TT_ERROR", L"Can't create thread", |
| 796 |
MB_TASKMODAL | MB_ICONEXCLAMATION |
| 797 |
}; |
| 798 |
TTMessageBoxW(cv->HWin, &info, ts->UILanguageFileW); |
| 799 |
} |
| 800 |
break; |
| 801 |
} |
| 802 |
cv->Ready = TRUE; |
| 803 |
cv->ConnectedTime = GetTickCount(); |
| 804 |
} |
| 805 |
|
| 806 |
BOOL CommCanClose(PComVar cv) |
| 807 |
{ // check if data remains in buffer |
| 808 |
if (! cv->Open) { |
| 809 |
return TRUE; |
| 810 |
} |
| 811 |
if (cv->InBuffCount>0) { |
| 812 |
return FALSE; |
| 813 |
} |
| 814 |
if (FLogIsOpend() && FLogGetCount() > 0) { |
| 815 |
return FALSE; |
| 816 |
} |
| 817 |
if (DDELog && DDEGetCount() > 0) { |
| 818 |
return FALSE; |
| 819 |
} |
| 820 |
return TRUE; |
| 821 |
} |
| 822 |
|
| 823 |
void CommClose(PComVar cv) |
| 824 |
{ |
| 825 |
if ( ! cv->Open ) { |
| 826 |
return; |
| 827 |
} |
| 828 |
cv->Open = FALSE; |
| 829 |
|
| 830 |
/* disable event message posting & flush buffer */ |
| 831 |
cv->RRQ = FALSE; |
| 832 |
cv->Ready = FALSE; |
| 833 |
cv->InPtr = 0; |
| 834 |
cv->InBuffCount = 0; |
| 835 |
cv->OutPtr = 0; |
| 836 |
cv->OutBuffCount = 0; |
| 837 |
cv->LineModeBuffCount = 0; |
| 838 |
cv->FlushLen = 0; |
| 839 |
cv->Flush = FALSE; |
| 840 |
|
| 841 |
/* close port & release resources */ |
| 842 |
switch (cv->PortType) { |
| 843 |
case IdTCPIP: |
| 844 |
if (HAsync!=0) { |
| 845 |
PWSACancelAsyncRequest(HAsync); |
| 846 |
} |
| 847 |
HAsync = 0; |
| 848 |
Pfreeaddrinfo(cv->res0); |
| 849 |
if ( cv->s!=INVALID_SOCKET ) { |
| 850 |
Pclosesocket(cv->s); |
| 851 |
} |
| 852 |
cv->s = INVALID_SOCKET; |
| 853 |
TTXCloseTCP(); /* TTPLUG */ |
| 854 |
FreeWinsock(); |
| 855 |
break; |
| 856 |
case IdSerial: |
| 857 |
if ( cv->ComID != INVALID_HANDLE_VALUE ) { |
| 858 |
CloseHandle(ReadEnd); |
| 859 |
CloseHandle(wol.hEvent); |
| 860 |
CloseHandle(rol.hEvent); |
| 861 |
PurgeComm(cv->ComID, PURGE_TXABORT | PURGE_RXABORT | |
| 862 |
PURGE_TXCLEAR | PURGE_RXCLEAR); |
| 863 |
EscapeCommFunction(cv->ComID,CLRDTR); |
| 864 |
SetCommMask(cv->ComID,0); |
| 865 |
PCloseFile(cv->ComID); |
| 866 |
ClearCOMFlag(cv->ComPort); |
| 867 |
} |
| 868 |
TTXCloseFile(); /* TTPLUG */ |
| 869 |
break; |
| 870 |
case IdFile: |
| 871 |
if (cv->ComID != INVALID_HANDLE_VALUE) { |
| 872 |
PCloseFile(cv->ComID); |
| 873 |
} |
| 874 |
TTXCloseFile(); /* TTPLUG */ |
| 875 |
break; |
| 876 |
|
| 877 |
case IdNamedPipe: |
| 878 |
if ( cv->ComID != INVALID_HANDLE_VALUE ) { |
| 879 |
CloseHandle(ReadEnd); |
| 880 |
CloseHandle(wol.hEvent); |
| 881 |
CloseHandle(rol.hEvent); |
| 882 |
PCloseFile(cv->ComID); |
| 883 |
} |
| 884 |
TTXCloseFile(); /* TTPLUG */ |
| 885 |
break; |
| 886 |
} |
| 887 |
cv->ComID = INVALID_HANDLE_VALUE; |
| 888 |
cv->PortType = 0; |
| 889 |
} |
| 890 |
|
| 891 |
void CommProcRRQ(PComVar cv) |
| 892 |
{ |
| 893 |
if ( ! cv->Ready ) { |
| 894 |
return; |
| 895 |
} |
| 896 |
/* disable receive request */ |
| 897 |
switch (cv->PortType) { |
| 898 |
case IdTCPIP: |
| 899 |
if (! TCPIPClosed) { |
| 900 |
PWSAAsyncSelect(cv->s,cv->HWin,WM_USER_COMMNOTIFY, FD_OOB | FD_CLOSE); |
| 901 |
} |
| 902 |
break; |
| 903 |
case IdSerial: |
| 904 |
break; |
| 905 |
} |
| 906 |
cv->RRQ = TRUE; |
| 907 |
CommReceive(cv); |
| 908 |
} |
| 909 |
|
| 910 |
void CommReceive(PComVar cv) |
| 911 |
{ |
| 912 |
DWORD C; |
| 913 |
DWORD DErr; |
| 914 |
|
| 915 |
if (! cv->Ready || ! cv->RRQ || |
| 916 |
(cv->InBuffCount>=InBuffSize)) { |
| 917 |
return; |
| 918 |
} |
| 919 |
|
| 920 |
/* Compact buffer */ |
| 921 |
if ((cv->InBuffCount>0) && (cv->InPtr>0)) { |
| 922 |
memmove(cv->InBuff,&(cv->InBuff[cv->InPtr]),cv->InBuffCount); |
| 923 |
cv->InPtr = 0; |
| 924 |
} |
| 925 |
|
| 926 |
if (cv->InBuffCount<InBuffSize) { |
| 927 |
switch (cv->PortType) { |
| 928 |
case IdTCPIP: |
| 929 |
C = Precv(cv->s, &(cv->InBuff[cv->InBuffCount]), |
| 930 |
InBuffSize-cv->InBuffCount, 0); |
| 931 |
if (C == SOCKET_ERROR) { |
| 932 |
C = 0; |
| 933 |
PWSAGetLastError(); |
| 934 |
} |
| 935 |
cv->InBuffCount = cv->InBuffCount + C; |
| 936 |
break; |
| 937 |
case IdSerial: |
| 938 |
do { |
| 939 |
ClearCommError(cv->ComID,&DErr,NULL); |
| 940 |
if (! PReadFile(cv->ComID,&(cv->InBuff[cv->InBuffCount]), |
| 941 |
InBuffSize-cv->InBuffCount,&C,&rol)) { |
| 942 |
if (GetLastError() == ERROR_IO_PENDING) { |
| 943 |
if (WaitForSingleObject(rol.hEvent, 1000) != WAIT_OBJECT_0) { |
| 944 |
C = 0; |
| 945 |
} |
| 946 |
else { |
| 947 |
GetOverlappedResult(cv->ComID,&rol,&C,FALSE); |
| 948 |
} |
| 949 |
} |
| 950 |
else { |
| 951 |
C = 0; |
| 952 |
} |
| 953 |
} |
| 954 |
cv->InBuffCount = cv->InBuffCount + C; |
| 955 |
} while ((C!=0) && (cv->InBuffCount<InBuffSize)); |
| 956 |
ClearCommError(cv->ComID,&DErr,NULL); |
| 957 |
break; |
| 958 |
case IdFile: |
| 959 |
if (PReadFile(cv->ComID,&(cv->InBuff[cv->InBuffCount]), |
| 960 |
InBuffSize-cv->InBuffCount,&C,NULL)) { |
| 961 |
if (C == 0) { |
| 962 |
DErr = ERROR_HANDLE_EOF; |
| 963 |
} |
| 964 |
else { |
| 965 |
cv->InBuffCount = cv->InBuffCount + C; |
| 966 |
} |
| 967 |
} |
| 968 |
else { |
| 969 |
DErr = GetLastError(); |
| 970 |
} |
| 971 |
break; |
| 972 |
|
| 973 |
case IdNamedPipe: |
| 974 |
// �L���[����������1�o�C�g�������f�[�^�������������������m�F���������������A |
| 975 |
// ReadFile() ���u���b�N�������������������A�������������B |
| 976 |
if (PReadFile(cv->ComID,&(cv->InBuff[cv->InBuffCount]), |
| 977 |
InBuffSize-cv->InBuffCount,&C,NULL)) { |
| 978 |
if (C == 0) { |
| 979 |
DErr = ERROR_HANDLE_EOF; |
| 980 |
} |
| 981 |
else { |
| 982 |
cv->InBuffCount = cv->InBuffCount + C; |
| 983 |
} |
| 984 |
} |
| 985 |
else { |
| 986 |
DErr = GetLastError(); |
| 987 |
} |
| 988 |
|
| 989 |
// 1�o�C�g�������������A�C�x���g���N�����A�X���b�h�����J�������B |
| 990 |
if (cv->InBuffCount > 0) { |
| 991 |
cv->RRQ = FALSE; |
| 992 |
SetEvent(ReadEnd); |
| 993 |
} |
| 994 |
break; |
| 995 |
} |
| 996 |
} |
| 997 |
|
| 998 |
if (cv->InBuffCount==0) { |
| 999 |
switch (cv->PortType) { |
| 1000 |
case IdTCPIP: |
| 1001 |
if (! TCPIPClosed) { |
| 1002 |
PWSAAsyncSelect(cv->s,cv->HWin, WM_USER_COMMNOTIFY, |
| 1003 |
FD_READ | FD_OOB | FD_CLOSE); |
| 1004 |
} |
| 1005 |
break; |
| 1006 |
case IdSerial: |
| 1007 |
cv->RRQ = FALSE; |
| 1008 |
SetEvent(ReadEnd); |
| 1009 |
return; |
| 1010 |
case IdFile: |
| 1011 |
if (DErr != ERROR_IO_PENDING) { |
| 1012 |
PostMessage(cv->HWin, WM_USER_COMMNOTIFY, 0, FD_CLOSE); |
| 1013 |
cv->RRQ = FALSE; |
| 1014 |
} |
| 1015 |
else { |
| 1016 |
cv->RRQ = TRUE; |
| 1017 |
} |
| 1018 |
return; |
| 1019 |
case IdNamedPipe: |
| 1020 |
// TODO: �������A���������������������B |
| 1021 |
if (DErr != ERROR_IO_PENDING) { |
| 1022 |
PostMessage(cv->HWin, WM_USER_COMMNOTIFY, 0, FD_CLOSE); |
| 1023 |
cv->RRQ = FALSE; |
| 1024 |
} |
| 1025 |
else { |
| 1026 |
cv->RRQ = TRUE; |
| 1027 |
} |
| 1028 |
SetEvent(ReadEnd); |
| 1029 |
return; |
| 1030 |
} |
| 1031 |
cv->RRQ = FALSE; |
| 1032 |
} |
| 1033 |
} |
| 1034 |
|
| 1035 |
void CommSend(PComVar cv) |
| 1036 |
{ |
| 1037 |
int delay; |
| 1038 |
COMSTAT Stat; |
| 1039 |
BYTE LineEnd; |
| 1040 |
int C, D, Max; |
| 1041 |
DWORD DErr; |
| 1042 |
|
| 1043 |
if ((! cv->Open) || (! cv->Ready)) { |
| 1044 |
cv->OutBuffCount = 0; |
| 1045 |
return; |
| 1046 |
} |
| 1047 |
|
| 1048 |
if ((cv->OutBuffCount == 0) || (! cv->CanSend)) { |
| 1049 |
return; |
| 1050 |
} |
| 1051 |
|
| 1052 |
/* Max num of bytes to be written */ |
| 1053 |
switch (cv->PortType) { |
| 1054 |
case IdTCPIP: |
| 1055 |
if (TCPIPClosed) { |
| 1056 |
cv->OutBuffCount = 0; |
| 1057 |
} |
| 1058 |
Max = cv->OutBuffCount; |
| 1059 |
break; |
| 1060 |
case IdSerial: |
| 1061 |
ClearCommError(cv->ComID,&DErr,&Stat); |
| 1062 |
Max = OutBuffSize - Stat.cbOutQue; |
| 1063 |
break; |
| 1064 |
case IdFile: |
| 1065 |
Max = cv->OutBuffCount; |
| 1066 |
break; |
| 1067 |
case IdNamedPipe: |
| 1068 |
Max = cv->OutBuffCount; |
| 1069 |
break; |
| 1070 |
} |
| 1071 |
|
| 1072 |
if ( Max<=0 ) { |
| 1073 |
return; |
| 1074 |
} |
| 1075 |
if ( Max > cv->OutBuffCount ) { |
| 1076 |
Max = cv->OutBuffCount; |
| 1077 |
} |
| 1078 |
|
| 1079 |
if (cv->PortType == IdTCPIP && cv->TelFlag) { |
| 1080 |
cv->LastSendTime = time(NULL); |
| 1081 |
} |
| 1082 |
|
| 1083 |
C = Max; |
| 1084 |
delay = 0; |
| 1085 |
|
| 1086 |
if ( cv->DelayFlag && (cv->PortType==IdSerial) ) { |
| 1087 |
if ( cv->DelayPerLine > 0 ) { |
| 1088 |
if ( cv->CRSend==IdCR ) { |
| 1089 |
LineEnd = 0x0d; |
| 1090 |
} |
| 1091 |
else { // CRLF or LF |
| 1092 |
LineEnd = 0x0a; |
| 1093 |
} |
| 1094 |
C = 1; |
| 1095 |
if ( cv->DelayPerChar==0 ) { |
| 1096 |
while ((C<Max) && (cv->OutBuff[cv->OutPtr+C-1]!=LineEnd)) { |
| 1097 |
C++; |
| 1098 |
} |
| 1099 |
} |
| 1100 |
if ( cv->OutBuff[cv->OutPtr+C-1]==LineEnd ) { |
| 1101 |
delay = cv->DelayPerLine; |
| 1102 |
} |
| 1103 |
else { |
| 1104 |
delay = cv->DelayPerChar; |
| 1105 |
} |
| 1106 |
} |
| 1107 |
else if ( cv->DelayPerChar > 0 ) { |
| 1108 |
C = 1; |
| 1109 |
delay = cv->DelayPerChar; |
| 1110 |
} |
| 1111 |
} |
| 1112 |
|
| 1113 |
/* Write to comm driver/Winsock */ |
| 1114 |
switch (cv->PortType) { |
| 1115 |
case IdTCPIP: |
| 1116 |
D = Psend(cv->s, &(cv->OutBuff[cv->OutPtr]), C, 0); |
| 1117 |
if ( D==SOCKET_ERROR ) { /* if error occurs */ |
| 1118 |
PWSAGetLastError(); /* Clear error */ |
| 1119 |
D = 0; |
| 1120 |
} |
| 1121 |
break; |
| 1122 |
|
| 1123 |
case IdSerial: |
| 1124 |
if (! PWriteFile(cv->ComID,&(cv->OutBuff[cv->OutPtr]),C,(LPDWORD)&D,&wol)) { |
| 1125 |
if (GetLastError() == ERROR_IO_PENDING) { |
| 1126 |
if (WaitForSingleObject(wol.hEvent,1000) != WAIT_OBJECT_0) { |
| 1127 |
D = C; /* Time out, ignore data */ |
| 1128 |
} |
| 1129 |
else { |
| 1130 |
GetOverlappedResult(cv->ComID,&wol,(LPDWORD)&D,FALSE); |
| 1131 |
} |
| 1132 |
} |
| 1133 |
else { /* I/O error */ |
| 1134 |
D = C; /* ignore error */ |
| 1135 |
} |
| 1136 |
} |
| 1137 |
ClearCommError(cv->ComID,&DErr,&Stat); |
| 1138 |
break; |
| 1139 |
|
| 1140 |
case IdFile: |
| 1141 |
if (! PWriteFile(cv->ComID, &(cv->OutBuff[cv->OutPtr]), C, (LPDWORD)&D, NULL)) { |
| 1142 |
if (! (GetLastError() == ERROR_IO_PENDING)) { |
| 1143 |
D = C; /* ignore data */ |
| 1144 |
} |
| 1145 |
} |
| 1146 |
break; |
| 1147 |
|
| 1148 |
case IdNamedPipe: |
| 1149 |
if (! PWriteFile(cv->ComID, &(cv->OutBuff[cv->OutPtr]), C, (LPDWORD)&D, NULL)) { |
| 1150 |
// ERROR_IO_PENDING ���O���G���[���������A�p�C�v���N���[�Y�������������������������A |
| 1151 |
// ���M�����������������B |
| 1152 |
if (! (GetLastError() == ERROR_IO_PENDING)) { |
| 1153 |
D = C; /* ignore data */ |
| 1154 |
} |
| 1155 |
} |
| 1156 |
break; |
| 1157 |
} |
| 1158 |
|
| 1159 |
cv->OutBuffCount = cv->OutBuffCount - D; |
| 1160 |
if ( cv->OutBuffCount==0 ) { |
| 1161 |
cv->OutPtr = 0; |
| 1162 |
} |
| 1163 |
else { |
| 1164 |
cv->OutPtr = cv->OutPtr + D; |
| 1165 |
} |
| 1166 |
|
| 1167 |
if ( (C==D) && (delay>0) ) { |
| 1168 |
cv->CanSend = FALSE; |
| 1169 |
SetTimer(cv->HWin, IdDelayTimer, delay, NULL); |
| 1170 |
} |
| 1171 |
} |
| 1172 |
|
| 1173 |
void CommSendBreak(PComVar cv, int msec) |
| 1174 |
/* for only serial ports */ |
| 1175 |
{ |
| 1176 |
MSG DummyMsg; |
| 1177 |
|
| 1178 |
if ( ! cv->Ready ) { |
| 1179 |
return; |
| 1180 |
} |
| 1181 |
|
| 1182 |
switch (cv->PortType) { |
| 1183 |
case IdSerial: |
| 1184 |
/* Set com port into a break state */ |
| 1185 |
SetCommBreak(cv->ComID); |
| 1186 |
|
| 1187 |
/* pause for 1 sec */ |
| 1188 |
if (SetTimer(cv->HWin, IdBreakTimer, msec, NULL) != 0) { |
| 1189 |
GetMessage(&DummyMsg,cv->HWin,WM_TIMER,WM_TIMER); |
| 1190 |
} |
| 1191 |
|
| 1192 |
/* Set com port into the nonbreak state */ |
| 1193 |
ClearCommBreak(cv->ComID); |
| 1194 |
break; |
| 1195 |
} |
| 1196 |
} |
| 1197 |
|
| 1198 |
void CommLock(PTTSet ts, PComVar cv, BOOL Lock) |
| 1199 |
{ |
| 1200 |
BYTE b; |
| 1201 |
DWORD Func; |
| 1202 |
|
| 1203 |
if (! cv->Ready) { |
| 1204 |
return; |
| 1205 |
} |
| 1206 |
if ((cv->PortType==IdTCPIP) || |
| 1207 |
(cv->PortType==IdSerial) && |
| 1208 |
(!(ts->Flow == IdFlowHard || ts->Flow == IdFlowHardDsrDtr)) |
| 1209 |
) { |
| 1210 |
if (Lock) { |
| 1211 |
b = XOFF; |
| 1212 |
} |
| 1213 |
else { |
| 1214 |
b = XON; |
| 1215 |
} |
| 1216 |
CommBinaryOut(cv,&b,1); |
| 1217 |
} |
| 1218 |
else if ((cv->PortType==IdSerial) && |
| 1219 |
(ts->Flow == IdFlowHard || ts->Flow == IdFlowHardDsrDtr)) { |
| 1220 |
// �n�[�h�E�F�A�t���[���������������g���@�\�R�[�h�������������B |
| 1221 |
if (Lock) { |
| 1222 |
Func = CLRRTS; |
| 1223 |
if (ts->Flow == IdFlowHardDsrDtr) |
| 1224 |
Func = CLRDTR; |
| 1225 |
} |
| 1226 |
else { |
| 1227 |
Func = SETRTS; |
| 1228 |
if (ts->Flow == IdFlowHardDsrDtr) |
| 1229 |
Func = SETDTR; |
| 1230 |
} |
| 1231 |
EscapeCommFunction(cv->ComID,Func); |
| 1232 |
} |
| 1233 |
} |
| 1234 |
|
| 1235 |
BOOL PrnOpen(PCHAR DevName) |
| 1236 |
{ |
| 1237 |
char Temp[MAXPATHLEN], *c; |
| 1238 |
DCB dcb; |
| 1239 |
DWORD DErr; |
| 1240 |
COMMTIMEOUTS ctmo; |
| 1241 |
|
| 1242 |
strncpy_s(Temp, sizeof(Temp),DevName, _TRUNCATE); |
| 1243 |
c = Temp; |
| 1244 |
while (*c != '\0' && *c != ':') { |
| 1245 |
c++; |
| 1246 |
} |
| 1247 |
*c = '\0'; |
| 1248 |
LPTFlag = (Temp[0]=='L') || |
| 1249 |
(Temp[0]=='l'); |
| 1250 |
|
| 1251 |
if (IsWindowsNTKernel()) { |
| 1252 |
// �l�b�g���[�N���L���}�b�v�������f�o�C�X�������������A�������������������������� (2011.01.25 maya) |
| 1253 |
// http://logmett.com/forum/viewtopic.php?f=2&t=1383 |
| 1254 |
// http://msdn.microsoft.com/en-us/library/aa363858(v=vs.85).aspx#5 |
| 1255 |
PrnID = CreateFile(Temp,GENERIC_WRITE | FILE_READ_ATTRIBUTES, |
| 1256 |
FILE_SHARE_READ,NULL,CREATE_ALWAYS, |
| 1257 |
0,NULL); |
| 1258 |
} |
| 1259 |
else { |
| 1260 |
// 9x �������L���R�[�h���������������������]������������ |
| 1261 |
PrnID = CreateFile(Temp,GENERIC_WRITE, |
| 1262 |
0,NULL,OPEN_EXISTING, |
| 1263 |
0,NULL); |
| 1264 |
} |
| 1265 |
|
| 1266 |
if (PrnID == INVALID_HANDLE_VALUE) { |
| 1267 |
return FALSE; |
| 1268 |
} |
| 1269 |
|
| 1270 |
if (GetCommState(PrnID,&dcb)) { |
| 1271 |
BuildCommDCB(DevName,&dcb); |
| 1272 |
SetCommState(PrnID,&dcb); |
| 1273 |
} |
| 1274 |
ClearCommError(PrnID,&DErr,NULL); |
| 1275 |
if (! LPTFlag) { |
| 1276 |
SetupComm(PrnID,0,CommOutQueSize); |
| 1277 |
} |
| 1278 |
/* flush output buffer */ |
| 1279 |
PurgeComm(PrnID, PURGE_TXABORT | PURGE_TXCLEAR); |
| 1280 |
memset(&ctmo,0,sizeof(ctmo)); |
| 1281 |
ctmo.WriteTotalTimeoutConstant = 1000; |
| 1282 |
SetCommTimeouts(PrnID,&ctmo); |
| 1283 |
if (! LPTFlag) { |
| 1284 |
EscapeCommFunction(PrnID,SETDTR); |
| 1285 |
} |
| 1286 |
return TRUE; |
| 1287 |
} |
| 1288 |
|
| 1289 |
int PrnWrite(PCHAR b, int c) |
| 1290 |
{ |
| 1291 |
int d; |
| 1292 |
DWORD DErr; |
| 1293 |
COMSTAT Stat; |
| 1294 |
|
| 1295 |
if (PrnID == INVALID_HANDLE_VALUE ) { |
| 1296 |
return c; |
| 1297 |
} |
| 1298 |
|
| 1299 |
ClearCommError(PrnID,&DErr,&Stat); |
| 1300 |
if (! LPTFlag && |
| 1301 |
(OutBuffSize - (int)Stat.cbOutQue < c)) { |
| 1302 |
c = OutBuffSize - Stat.cbOutQue; |
| 1303 |
} |
| 1304 |
if (c<=0) { |
| 1305 |
return 0; |
| 1306 |
} |
| 1307 |
if (! WriteFile(PrnID,b,c,(LPDWORD)&d,NULL)) { |
| 1308 |
d = 0; |
| 1309 |
} |
| 1310 |
ClearCommError(PrnID,&DErr,NULL); |
| 1311 |
return d; |
| 1312 |
} |
| 1313 |
|
| 1314 |
void PrnCancel() |
| 1315 |
{ |
| 1316 |
PurgeComm(PrnID, PURGE_TXABORT | PURGE_TXCLEAR); |
| 1317 |
PrnClose(); |
| 1318 |
} |
| 1319 |
|
| 1320 |
void PrnClose() |
| 1321 |
{ |
| 1322 |
if (PrnID != INVALID_HANDLE_VALUE) { |
| 1323 |
if (!LPTFlag) { |
| 1324 |
EscapeCommFunction(PrnID,CLRDTR); |
| 1325 |
} |
| 1326 |
CloseHandle(PrnID); |
| 1327 |
} |
| 1328 |
PrnID = INVALID_HANDLE_VALUE; |
| 1329 |
} |
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