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ConAnsiImpl.cpp
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ConAnsiImpl.cpp
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/*
Copyright (c) 2012-present Maximus5
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
3. The name of the authors may not be used to endorse or promote products
derived from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ''AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "../common/defines.h"
#include <WinError.h>
#include <WinNT.h>
#include <TCHAR.h>
#include <limits>
#include "../common/Common.h"
#include "../common/ConEmuCheck.h"
#include "../common/CmdLine.h"
#include "../common/ConsoleAnnotation.h"
#include "../common/UnicodeChars.h"
#include "../common/WConsole.h"
#include "../common/WErrGuard.h"
#include "../ConEmu/version.h"
#include "ConAnsiImpl.h"
#include "ConEmuSrv.h"
#ifdef _DEBUG
#define DUMP_CONSOLE_OUTPUT
#endif
#define ANSI_MAP_CHECK_TIMEOUT 1000
#ifdef _DEBUG
#define DebugString(x) OutputDebugString(x)
#define DebugStringA(x) OutputDebugStringA(x)
#else
#define DebugString(x) //OutputDebugString(x)
#define DebugStringA(x) //OutputDebugStringA(x)
#endif
#ifdef DUMP_UNKNOWN_ESCAPES
#define DumpUnknownEscape(buf, cchLen) m_Owner->DumpEscape(buf, cchLen, SrvAnsi::de_Unknown)
#define DumpKnownEscape(buf, cchLen, eType) m_Owner->DumpEscape(buf, cchLen, eType)
#else
#define DumpUnknownEscape(buf,cchLen)
#define DumpKnownEscape(buf, cchLen, eType)
#endif
SrvAnsiImpl::SrvAnsiImpl(SrvAnsi* _owner, condata::Table* _table)
: m_UseLock(_owner->m_UseMutex)
, m_Owner(_owner)
, m_Table(_table)
{
m_Owner->GetFeatures(NULL, &m_Owner->mb_SuppressBells);
}
SrvAnsiImpl::~SrvAnsiImpl()
{
}
bool SrvAnsiImpl::OurWriteConsole(const wchar_t* lpBuffer, DWORD nNumberOfCharsToWrite, LPDWORD lpNumberOfCharsWritten)
{
bool lbRc = false;
// For debugger breakpoint
m_Owner->FirstAnsiCall((const BYTE*)lpBuffer, nNumberOfCharsToWrite);
// In debug builds: Write to debug console all console Output
DumpKnownEscape((wchar_t*)lpBuffer, nNumberOfCharsToWrite, SrvAnsi::de_Normal);
// Logging?
if (lpBuffer && nNumberOfCharsToWrite && m_Owner->ghAnsiLogFile)
{
m_Owner->WriteAnsiLogW(lpBuffer, nNumberOfCharsToWrite);
}
CEStr CpCvt;
if (lpBuffer && nNumberOfCharsToWrite)
{
// if that was API call of WriteConsoleW
if (m_Owner->gCpConv.nFromCP && m_Owner->gCpConv.nToCP)
{
// Convert from Unicode to MBCS
int iMBCSLen = WideCharToMultiByte(m_Owner->gCpConv.nFromCP, 0, (LPCWSTR)lpBuffer, nNumberOfCharsToWrite, NULL, 0, NULL, NULL);
if (iMBCSLen > 0)
{
CEStrA szTemp;
if (char* pszTemp = szTemp.getbuffer(iMBCSLen))
{
BOOL bFailed = FALSE; // Do not do conversion if some chars can't be mapped
iMBCSLen = WideCharToMultiByte(m_Owner->gCpConv.nFromCP, 0, (LPCWSTR)lpBuffer, nNumberOfCharsToWrite, pszTemp, iMBCSLen, NULL, &bFailed);
if ((iMBCSLen > 0) && !bFailed)
{
int iWideLen = MultiByteToWideChar(m_Owner->gCpConv.nToCP, 0, pszTemp, iMBCSLen, NULL, 0);
if (iWideLen > 0)
{
if (wchar_t* ptrBuf = CpCvt.GetBuffer(iWideLen))
{
iWideLen = MultiByteToWideChar(m_Owner->gCpConv.nToCP, 0, pszTemp, iMBCSLen, ptrBuf, iWideLen);
if (iWideLen > 0)
{
lpBuffer = ptrBuf;
nNumberOfCharsToWrite = iWideLen;
}
}
}
}
}
}
}
}
_ASSERTE(m_Owner->m_BellsCounter == 0);
m_Owner->m_BellsCounter = 0;
// The output
lbRc = WriteAnsiCodes(lpBuffer, nNumberOfCharsToWrite, lpNumberOfCharsWritten);
// Bells counter?
if (m_Owner->m_BellsCounter)
{
// User may disable flashing in ConEmu settings
CESERVER_REQ *pIn = ExecuteNewCmd(CECMD_FLASHWINDOW, sizeof(CESERVER_REQ_HDR)+sizeof(CESERVER_REQ_FLASHWINFO));
if (pIn)
{
ExecutePrepareCmd(pIn, CECMD_FLASHWINDOW, sizeof(CESERVER_REQ_HDR)+sizeof(CESERVER_REQ_FLASHWINFO)); //-V119
pIn->Flash.fType = eFlashBeep;
pIn->Flash.hWnd = ghConWnd;
pIn->Flash.bInvert = FALSE;
pIn->Flash.dwFlags = FLASHW_ALL;
pIn->Flash.uCount = 1;
pIn->Flash.dwTimeout = 0;
auto pOut = ExecuteGuiCmd(ghConWnd, pIn, ghConWnd);
if (pOut) ExecuteFreeResult(pOut);
ExecuteFreeResult(pIn);
}
m_Owner->m_BellsCounter = 0;
}
return lbRc;
}
bool SrvAnsiImpl::WriteText(LPCWSTR lpBuffer, DWORD nNumberOfCharsToWrite, LPDWORD lpNumberOfCharsWritten)
{
DWORD /*nWritten = 0,*/ nTotalWritten = 0;
if (lpBuffer && nNumberOfCharsToWrite)
m_Owner->m_LastWrittenChar = lpBuffer[nNumberOfCharsToWrite-1];
LPCWSTR pszSrcBuffer = lpBuffer;
wchar_t cvtBuf[400], *pcvtBuf = NULL; CEStr szTemp;
if (m_Owner->mCharSet && lpBuffer && nNumberOfCharsToWrite)
{
static wchar_t G0_DRAWING[31] = {
0x2666 /*♦*/, 0x2592 /*▒*/, 0x2192 /*→*/, 0x21A8 /*↨*/, 0x2190 /*←*/, 0x2193 /*↓*/, 0x00B0 /*°*/, 0x00B1 /*±*/,
0x00B6 /*¶*/, 0x2195 /*↕*/, 0x2518 /*┘*/, 0x2510 /*┐*/, 0x250C /*┌*/, 0x2514 /*└*/, 0x253C /*┼*/, 0x203E /*‾*/,
0x207B /*⁻*/, 0x2500 /*─*/, 0x208B /*₋*/, 0x005F /*_*/, 0x251C /*├*/, 0x2524 /*┤*/, 0x2534 /*┴*/, 0x252C /*┬*/,
0x2502 /*│*/, 0x2264 /*≤*/, 0x2265 /*≥*/, 0x03C0 /*π*/, 0x2260 /*≠*/, 0x00A3 /*£*/, 0x00B7 /*·*/
};
LPCWSTR pszMap = NULL;
switch (m_Owner->mCharSet)
{
case SrvAnsi::VTCS_DRAWING:
pszMap = G0_DRAWING;
break;
}
if (pszMap)
{
wchar_t* dst = NULL;
for (DWORD i = 0; i < nNumberOfCharsToWrite; ++i)
{
if (pszSrcBuffer[i] >= 0x60 && pszSrcBuffer[i] < 0x7F)
{
if (!pcvtBuf)
{
if (nNumberOfCharsToWrite <= countof(cvtBuf))
{
pcvtBuf = cvtBuf;
}
else
{
if (!(pcvtBuf = szTemp.GetBuffer(nNumberOfCharsToWrite)))
break;
}
lpBuffer = pcvtBuf;
dst = pcvtBuf;
if (i)
memmove_s(dst, nNumberOfCharsToWrite * sizeof(*dst), pszSrcBuffer, i * sizeof(*dst));
}
dst[i] = pszMap[pszSrcBuffer[i] - 0x60];
}
else if (dst)
{
dst[i] = pszSrcBuffer[i];
}
}
}
}
m_Table->Write(lpBuffer, nNumberOfCharsToWrite);
if (lpNumberOfCharsWritten)
*lpNumberOfCharsWritten = nNumberOfCharsToWrite;
return true;
}
//struct AnsiEscCode
//{
// wchar_t First; // ESC (27)
// wchar_t Second; // any of 64 to 95 ('@' to '_')
// wchar_t Action; // any of 64 to 126 (@ to ~). this is terminator
// wchar_t Skip; // Если !=0 - то эту последовательность нужно пропустить
// int ArgC;
// int ArgV[16];
// LPCWSTR ArgSZ; // Reserved for key mapping
// size_t cchArgSZ;
//
//#ifdef _DEBUG
// LPCWSTR pszEscStart;
// size_t nTotalLen;
//#endif
//
// int PvtLen;
// wchar_t Pvt[16];
//};
// 0 - нет (в lpBuffer только текст)
// 1 - в Code помещена Esc последовательность (может быть простой текст ДО нее)
// 2 - нет, но кусок последовательности сохранен в gsPrevAnsiPart
int SrvAnsiImpl::NextEscCode(LPCWSTR lpBuffer, LPCWSTR lpEnd, wchar_t (&szPreDump)[SrvAnsi::CEAnsi_MaxPrevPart], DWORD& cchPrevPart, LPCWSTR& lpStart, LPCWSTR& lpNext, SrvAnsiImpl::AnsiEscCode& Code, bool ReEntrance /*= FALSE*/)
{
int iRc = 0;
wchar_t wc;
LPCWSTR lpSaveStart = lpBuffer;
lpStart = lpBuffer;
_ASSERTEX(cchPrevPart==0);
auto& gsPrevAnsiPart = m_Owner->gsPrevAnsiPart;
auto& gnPrevAnsiPart = m_Owner->gnPrevAnsiPart;
auto& gsPrevAnsiPart2 = m_Owner->gsPrevAnsiPart2;
auto& gnPrevAnsiPart2 = m_Owner->gnPrevAnsiPart2;
if (gnPrevAnsiPart && !ReEntrance)
{
if (*gsPrevAnsiPart == 27)
{
_ASSERTEX(gnPrevAnsiPart < 79);
ssize_t nCurPrevLen = gnPrevAnsiPart;
ssize_t nAdd = std::min((lpEnd-lpBuffer),(ssize_t)countof(gsPrevAnsiPart)-nCurPrevLen-1);
// Need to check buffer overflow!!!
_ASSERTEX((ssize_t)countof(gsPrevAnsiPart)>(nCurPrevLen+nAdd));
wmemcpy(gsPrevAnsiPart+nCurPrevLen, lpBuffer, nAdd);
gsPrevAnsiPart[nCurPrevLen+nAdd] = 0;
WARNING("Проверить!!!");
LPCWSTR lpReStart, lpReNext;
int iCall = NextEscCode(gsPrevAnsiPart, gsPrevAnsiPart+nAdd+gnPrevAnsiPart, szPreDump, cchPrevPart, lpReStart, lpReNext, Code, TRUE);
if (iCall == 1)
{
if ((lpReNext - gsPrevAnsiPart) >= gnPrevAnsiPart)
{
// Bypass unrecognized ESC sequences to screen?
if (lpReStart > gsPrevAnsiPart)
{
ssize_t nSkipLen = (lpReStart - gsPrevAnsiPart); //DWORD nWritten;
_ASSERTEX(nSkipLen>0 && nSkipLen<=countof(gsPrevAnsiPart) && nSkipLen<=gnPrevAnsiPart);
DumpUnknownEscape(gsPrevAnsiPart, nSkipLen);
//WriteText(gsPrevAnsiPart, nSkipLen, &nWritten);
_ASSERTEX(nSkipLen <= ((int)SrvAnsi::CEAnsi_MaxPrevPart - (int)cchPrevPart));
memmove(szPreDump, gsPrevAnsiPart, nSkipLen);
cchPrevPart += int(nSkipLen);
if (nSkipLen < gnPrevAnsiPart)
{
memmove(gsPrevAnsiPart, lpReStart, (gnPrevAnsiPart - nSkipLen)*sizeof(*gsPrevAnsiPart));
gnPrevAnsiPart -= nSkipLen;
}
else
{
_ASSERTEX(nSkipLen == gnPrevAnsiPart);
*gsPrevAnsiPart = 0;
gnPrevAnsiPart = 0;
}
lpReStart = gsPrevAnsiPart;
}
_ASSERTEX(lpReStart == gsPrevAnsiPart);
lpStart = lpBuffer; // nothing to dump before Esc-sequence
_ASSERTEX((lpReNext - gsPrevAnsiPart) >= gnPrevAnsiPart);
WARNING("Проверить!!!");
lpNext = lpBuffer + (lpReNext - gsPrevAnsiPart - gnPrevAnsiPart);
}
else
{
_ASSERTEX((lpReNext - gsPrevAnsiPart) >= gnPrevAnsiPart);
lpStart = lpNext = lpBuffer;
}
gnPrevAnsiPart = 0;
gsPrevAnsiPart[0] = 0;
iRc = 1;
goto wrap2;
}
else if (iCall == 2)
{
gnPrevAnsiPart = nCurPrevLen+nAdd;
_ASSERTEX(gsPrevAnsiPart[nCurPrevLen+nAdd] == 0);
iRc = 2;
goto wrap;
}
_ASSERTEX((iCall == 1) && "Invalid esc sequence, need dump to screen?");
}
else
{
_ASSERTEX(*gsPrevAnsiPart == 27);
}
}
while (lpBuffer < lpEnd)
{
switch (*lpBuffer)
{
case 27:
{
ssize_t nLeft;
LPCWSTR lpEscStart = lpBuffer;
#ifdef _DEBUG
Code.pszEscStart = lpBuffer;
Code.nTotalLen = 0;
#endif
// Special one char codes? Like "ESC 7" and so on...
if ((lpBuffer + 1) < lpEnd)
{
// But it may be some "special" codes
switch (lpBuffer[1])
{
case L'7': // Save xterm cursor
case L'8': // Restore xterm cursor
case L'c': // Full reset
case L'g': // Visual Bell
case L'=':
case L'>':
case L'H': // Horizontal Tab Set
case L'M': // Reverse LF
case L'E': // CR-LF
case L'D': // LF
// xterm?
lpStart = lpEscStart;
Code.First = 27;
Code.Second = *(++lpBuffer);
Code.ArgC = 0;
Code.PvtLen = 0;
Code.Pvt[0] = 0;
lpEnd = (++lpBuffer);
iRc = 1;
goto wrap;
}
}
// If tail is larger than 2 chars, continue
if ((lpBuffer + 2) < lpEnd)
{
// Set lpSaveStart to current start of Esc sequence, it was set to beginning of buffer
_ASSERTEX(lpSaveStart <= lpBuffer);
lpSaveStart = lpBuffer;
_ASSERTEX(lpSaveStart == lpEscStart);
Code.First = 27;
Code.Second = *(++lpBuffer);
Code.ArgC = 0;
Code.PvtLen = 0;
Code.Pvt[0] = 0;
TODO("Bypass unrecognized ESC sequences to screen? Don't try to eliminate 'Possible' sequences?");
//if (((Code.Second < 64) || (Code.Second > 95)) && (Code.Second != 124/* '|' - vim-xterm-emulation */))
if (!wcschr(L"[]|()%", Code.Second))
{
// Don't assert on rawdump of KeyEvents.exe Esc key presses
// 10:00:00 KEY_EVENT_RECORD: Dn, 1, Vk="VK_ESCAPE" [27/0x001B], Scan=0x0001 uChar=[U='\x1b' (0x001B): A='\x1b' (0x1B)]
bool bStandaloneEscChar = (lpStart < lpSaveStart) && ((*(lpSaveStart-1) == L'\'' && Code.Second == L'\'') || (*(lpSaveStart-1) == L' ' && Code.Second == L' '));
//_ASSERTEX(bStandaloneEscChar && "Unsupported control sequence?");
if (!bStandaloneEscChar)
{
DumpKnownEscape(Code.pszEscStart, std::min<size_t>(Code.nTotalLen, 32), SrvAnsi::de_UnkControl);
}
continue; // invalid code
}
// Теперь идут параметры.
++lpBuffer; // переместим указатель на первый символ ЗА CSI (после '[')
auto parseNumArgs = [&Code, lpSaveStart](const wchar_t* &lpBuffer, const wchar_t* lpSeqEnd, bool saveAction) -> bool
{
wchar_t wc;
int nValue = 0, nDigits = 0;
Code.ArgC = 0;
while (lpBuffer < lpSeqEnd)
{
switch (*lpBuffer)
{
case L'0': case L'1': case L'2': case L'3': case L'4':
case L'5': case L'6': case L'7': case L'8': case L'9':
nValue = (nValue * 10) + (((int)*lpBuffer) - L'0');
++nDigits;
break;
case L';':
// Даже если цифр не было - default "0"
if (Code.ArgC < (int)countof(Code.ArgV))
Code.ArgV[Code.ArgC++] = nValue; // save argument
nDigits = nValue = 0;
break;
default:
if (Code.Second == L']')
{
// OSC specific, stop on first non-digit/non-semicolon
if (nDigits && (Code.ArgC < (int)countof(Code.ArgV)))
Code.ArgV[Code.ArgC++] = nValue;
return (Code.ArgC > 0);
}
else if (((wc = *lpBuffer) >= 64) && (wc <= 126))
{
// Fin
if (saveAction)
Code.Action = wc;
if (nDigits && (Code.ArgC < (int)countof(Code.ArgV)))
Code.ArgV[Code.ArgC++] = nValue;
return true;
}
else if (!nDigits && !Code.ArgC)
{
if ((Code.PvtLen+1) < (int)countof(Code.Pvt))
{
Code.Pvt[Code.PvtLen++] = wc; // Skip private symbols
Code.Pvt[Code.PvtLen] = 0;
}
}
}
++lpBuffer;
}
if (nDigits && (Code.ArgC < (int)countof(Code.ArgV)))
Code.ArgV[Code.ArgC++] = nValue;
return (Code.Second == L']');
};
switch (Code.Second)
{
case L'(':
case L')':
case L'%':
//case L'#':
//case L'*':
//case L'+':
//case L'-':
//case L'.':
//case L'/':
// VT G0/G1/G2/G3 character sets
lpStart = lpSaveStart;
Code.Action = *(lpBuffer++);
Code.Skip = 0;
Code.ArgSZ = NULL;
Code.cchArgSZ = 0;
lpEnd = lpBuffer;
iRc = 1;
goto wrap;
case L'|':
// vim-xterm-emulation
case L'[':
// Standard
Code.Skip = 0;
Code.ArgSZ = NULL;
Code.cchArgSZ = 0;
{
#ifdef _DEBUG
LPCWSTR pszSaveStart = lpBuffer;
#endif
if (parseNumArgs(lpBuffer, lpEnd, true))
{
lpStart = lpSaveStart;
lpEnd = lpBuffer+1;
iRc = 1;
goto wrap;
}
}
// В данном запросе (на запись) конца последовательности нет,
// оставшийся хвост нужно сохранить в буфере, для следующего запроса
// Ниже
break;
case L']':
// Finalizing (ST) with "\x1B\\" or "\x07"
// "%]4;16;rgb:00/00/00%\" - "%" is ESC
// "%]0;this is the window titleBEL"
// ESC ] 0 ; txt ST Set icon name and window title to txt.
// ESC ] 1 ; txt ST Set icon name to txt.
// ESC ] 2 ; txt ST Set window title to txt.
// ESC ] 4 ; num; txt ST Set ANSI color num to txt.
// ESC ] 10 ; txt ST Set dynamic text color to txt.
// ESC ] 4 6 ; name ST Change log file to name (normally disabled
// by a compile-time option)
// ESC ] 5 0 ; fn ST Set font to fn.
//Following 2 codes - from linux terminal
// ESC ] P nrrggbb Set palette, with parameter given in 7
// hexadecimal digits after the final P :-(.
// Here n is the color (0-15), and rrggbb indicates
// the red/green/blue values (0-255).
// ESC ] R reset palette
// ConEmu specific
// ESC ] 9 ; 1 ; ms ST Sleep. ms - milliseconds
// ESC ] 9 ; 2 ; "txt" ST Show GUI MessageBox ( txt ) for dubug purposes
// ESC ] 9 ; 3 ; "txt" ST Set TAB text
// ESC ] 9 ; 4 ; st ; pr ST When _st_ is 0: remove progress. When _st_ is 1: set progress value to _pr_ (number, 0-100). When _st_ is 2: set error state in progress on Windows 7 taskbar
// ESC ] 9 ; 5 ST Wait for ENTER/SPACE/ESC. Set EnvVar "ConEmuWaitKey" to ENTER/SPACE/ESC on exit.
// ESC ] 9 ; 6 ; "txt" ST Execute GuiMacro. Set EnvVar "ConEmuMacroResult" on exit.
// and others... look at SrvAnsiImpl::WriteAnsiCode_OSC
Code.ArgSZ = lpBuffer;
Code.cchArgSZ = 0;
//Code.Skip = Code.Second;
while (lpBuffer < lpEnd)
{
if ((lpBuffer[0] == 7) ||
(lpBuffer[0] == 27) /* we'll check the proper terminator below */)
{
Code.Action = *Code.ArgSZ; // первый символ последовательности
Code.cchArgSZ = (lpBuffer - Code.ArgSZ);
lpStart = lpSaveStart;
const wchar_t* lpBufferPtr = Code.ArgSZ;
if (lpBuffer[0] == 27)
{
if ((lpBuffer + 1) >= lpEnd)
{
// Sequence is not complete yet!
break;
}
else if (lpBuffer[1] == L'\\')
{
lpEnd = lpBuffer + 2;
}
else
{
lpEnd = lpBuffer - 1;
_ASSERTE(*(lpEnd+1) == 27);
DumpUnknownEscape(Code.pszEscStart,Code.nTotalLen);
iRc = 0;
goto wrap;
}
}
else
{
lpEnd = lpBuffer + 1;
}
parseNumArgs(lpBufferPtr, lpBuffer, false);
iRc = 1;
goto wrap;
}
++lpBuffer;
}
// Sequence is not complete, we have to store it to concatenate
// and check on future write call. Below.
break;
default:
// Unknown sequence, use common termination rules
Code.Skip = Code.Second;
Code.ArgSZ = lpBuffer;
Code.cchArgSZ = 0;
while (lpBuffer < lpEnd)
{
// Terminator ASCII symbol: from `@` to `~`
if (((wc = *lpBuffer) >= 64) && (wc <= 126))
{
Code.Action = wc;
lpStart = lpSaveStart;
lpEnd = lpBuffer+1;
iRc = 1;
goto wrap;
}
++lpBuffer;
}
} // end of "switch (Code.Second)"
} // end of minimal length check
if ((nLeft = (lpEnd - lpEscStart)) <= SrvAnsi::CEAnsi_MaxPrevAnsiPart)
{
if (ReEntrance)
{
//_ASSERTEX(!ReEntrance && "Need to be checked!"); -- seems to be OK
// gsPrevAnsiPart2 stored for debug purposes only (fully excess)
wmemmove(gsPrevAnsiPart2, lpEscStart, nLeft);
gsPrevAnsiPart2[nLeft] = 0;
gnPrevAnsiPart2 = nLeft;
}
else
{
wmemmove(gsPrevAnsiPart, lpEscStart, nLeft);
gsPrevAnsiPart[nLeft] = 0;
gnPrevAnsiPart = nLeft;
}
}
else
{
_ASSERTEX(FALSE && "Too long Esc-sequence part, Need to be checked!");
}
lpStart = lpEscStart;
iRc = 2;
goto wrap;
} // end of "case 27:"
break;
} // end of "switch (*lpBuffer)"
++lpBuffer;
} // end of "while (lpBuffer < lpEnd)"
wrap:
lpNext = lpEnd;
#ifdef _DEBUG
if (iRc == 1)
Code.nTotalLen = (lpEnd - Code.pszEscStart);
#endif
wrap2:
_ASSERTEX((iRc==0) || (lpStart>=lpSaveStart && lpStart<lpEnd));
return iRc;
}
bool SrvAnsiImpl::FullReset()
{
m_Owner->gDisplayParm.Reset(true);
m_Table->Reset(m_Owner->GetDefaultAttr());
return TRUE;
}
static bool GetConsoleScreenBufferInfoCached(CONSOLE_SCREEN_BUFFER_INFO* csbi)
{
// #condata need to implement
throw;
return false;
}
void SrvAnsiImpl::ForwardLF()
{
m_Table->LineFeed(false);
m_Table->PromptPosReset();
}
void SrvAnsiImpl::ForwardCRLF()
{
m_Table->Write(L"\r\n", 2);
}
void SrvAnsiImpl::ReverseLF()
{
const auto cur = m_Table->GetCursor();
if (cur.y <= 0)
{
m_Table->InsertRow();
}
else
{
// Just move cursor upwards
m_Table->SetCursor({cur.x, cur.y - 1});
}
m_Table->PromptPosReset();
}
int SrvAnsiImpl::NextNumber(LPCWSTR& asMS)
{
wchar_t wc;
int ms = 0;
while (((wc = *(asMS++)) >= L'0') && (wc <= L'9'))
ms = (ms * 10) + (int)(wc - L'0');
return ms;
}
// ESC ] 9 ; 1 ; ms ST Sleep. ms - milliseconds
void SrvAnsiImpl::DoSleep(LPCWSTR asMS)
{
int ms = NextNumber(asMS);
if (!ms)
ms = 100;
else if (ms > 10000)
ms = 10000;
// Delay
Sleep(ms);
}
void SrvAnsiImpl::EscCopyCtrlString(wchar_t* pszDst, LPCWSTR asMsg, ssize_t cchMaxLen)
{
if (!pszDst)
{
_ASSERTEX(pszDst!=NULL);
return;
}
if (cchMaxLen < 0)
{
_ASSERTEX(cchMaxLen >= 0);
cchMaxLen = 0;
}
if (cchMaxLen > 1)
{
if ((asMsg[0] == L'"') && (asMsg[cchMaxLen-1] == L'"'))
{
asMsg++;
cchMaxLen -= 2;
}
}
if (cchMaxLen > 0)
wmemmove(pszDst, asMsg, cchMaxLen);
pszDst[std::max<ssize_t>(cchMaxLen, 0)] = 0;
}
// ESC ] 9 ; 2 ; "txt" ST Show GUI MessageBox ( txt ) for dubug purposes
void SrvAnsiImpl::DoMessage(LPCWSTR asMsg, ssize_t cchLen)
{
wchar_t* pszText = (wchar_t*)malloc((cchLen+1)*sizeof(*pszText));
if (pszText)
{
EscCopyCtrlString(pszText, asMsg, cchLen);
//if (cchLen > 0)
// wmemmove(pszText, asMsg, cchLen);
//pszText[cchLen] = 0;
wchar_t szExe[MAX_PATH] = {};
GetModuleFileName(NULL, szExe, countof(szExe));
wchar_t szTitle[MAX_PATH+64];
msprintf(szTitle, countof(szTitle), L"PID=%u, %s", GetCurrentProcessId(), PointToName(szExe));
GuiMessageBox(ghConEmuWnd, pszText, szTitle, MB_ICONINFORMATION|MB_SYSTEMMODAL);
free(pszText);
}
}
bool SrvAnsiImpl::IsAnsiExecAllowed(LPCWSTR asCmd)
{
// Invalid command or macro?
if (!asCmd || !*asCmd)
return false;
// We need to check settings
CESERVER_CONSOLE_MAPPING_HDR* pMap = m_Owner->GetConMap();
if (!pMap)
return false;
if ((pMap->Flags & CECF_AnsiExecAny) != 0)
{
// Allowed in any process
}
else if ((pMap->Flags & CECF_AnsiExecCmd) != 0)
{
// #condata Allowed in Cmd.exe only
// if (!gbIsCmdProcess)
return false;
}
else
{
// Disallowed everywhere
return false;
}
// Now we need to ask GUI, if the command (asCmd) is allowed
bool bAllowed = false;
ssize_t cchLen = wcslen(asCmd) + 1;
CESERVER_REQ* pOut = NULL;
CESERVER_REQ* pIn = ExecuteNewCmd(CECMD_ALLOWANSIEXEC, sizeof(CESERVER_REQ_HDR)+sizeof(wchar_t)*cchLen);
if (pIn)
{
_ASSERTE(sizeof(pIn->wData[0])==sizeof(*asCmd));
memmove(pIn->wData, asCmd, cchLen*sizeof(pIn->wData[0]));
pOut = ExecuteGuiCmd(ghConWnd, pIn, ghConWnd);
if (pOut && (pOut->DataSize() == sizeof(pOut->dwData[0])))
{
bAllowed = (pOut->dwData[0] == TRUE);
}
}
ExecuteFreeResult(pOut);
ExecuteFreeResult(pIn);
return bAllowed;
}
// ESC ] 9 ; 6 ; "macro" ST Execute some GuiMacro
void SrvAnsiImpl::DoGuiMacro(LPCWSTR asCmd, ssize_t cchLen)
{
CESERVER_REQ* pOut = NULL;
CESERVER_REQ* pIn = ExecuteNewCmd(CECMD_GUIMACRO, sizeof(CESERVER_REQ_HDR)+sizeof(CESERVER_REQ_GUIMACRO)+sizeof(wchar_t)*(cchLen + 1));
if (pIn)
{
EscCopyCtrlString(pIn->GuiMacro.sMacro, asCmd, cchLen);
if (IsAnsiExecAllowed(pIn->GuiMacro.sMacro))
{
pOut = ExecuteGuiCmd(ghConWnd, pIn, ghConWnd);
}
}
// EnvVar "ConEmuMacroResult"
SetEnvironmentVariable(CEGUIMACRORETENVVAR, pOut && pOut->GuiMacro.nSucceeded ? pOut->GuiMacro.sMacro : NULL);
ExecuteFreeResult(pOut);
ExecuteFreeResult(pIn);
}
// ESC ] 9 ; 7 ; "cmd" ST Run some process with arguments
void SrvAnsiImpl::DoProcess(LPCWSTR asCmd, ssize_t cchLen)
{
// We need zero-terminated string
wchar_t* pszCmdLine = (wchar_t*)malloc((cchLen + 1)*sizeof(*asCmd));
if (pszCmdLine)
{
EscCopyCtrlString(pszCmdLine, asCmd, cchLen);
if (IsAnsiExecAllowed(pszCmdLine))
{
STARTUPINFO si = {sizeof(si)};
PROCESS_INFORMATION pi = {};
bool bCreated = CreateProcessW(NULL, pszCmdLine, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
if (bCreated)
{
WaitForSingleObject(pi.hProcess, INFINITE);
CloseHandle(pi.hProcess);
CloseHandle(pi.hThread);
}
}
free(pszCmdLine);
}
}
// ESC ] 9 ; 8 ; "env" ST Output value of environment variable
void SrvAnsiImpl::DoPrintEnv(LPCWSTR asCmd, ssize_t cchLen)
{
// We need zero-terminated string
wchar_t* pszVarName = (wchar_t*)malloc((cchLen + 1)*sizeof(*asCmd));
if (pszVarName)
{
EscCopyCtrlString(pszVarName, asCmd, cchLen);
wchar_t szValue[MAX_PATH];
wchar_t* pszValue = szValue;
DWORD cchMax = countof(szValue);
DWORD nMax = GetEnvironmentVariable(pszVarName, pszValue, cchMax);
// Some predefined as `time`, `date`, `cd`, ...
if (!nMax)
{
if ((lstrcmpi(pszVarName, L"date") == 0)
|| (lstrcmpi(pszVarName, L"time") == 0))
{
SYSTEMTIME st = {}; GetLocalTime(&st);
if (lstrcmpi(pszVarName, L"date") == 0)
swprintf_c(szValue, L"%u-%02u-%02u", st.wYear, st.wMonth, st.wDay);
else
swprintf_c(szValue, L"%u:%02u:%02u.%03u", st.wHour, st.wMinute, st.wSecond, st.wMilliseconds);
nMax = lstrlen(szValue);
}
#if 0
else if (lstrcmpi(pszVarName, L"cd") == 0)
{
//TODO: If possible
}
#endif
}
if (nMax >= cchMax)
{
cchMax = nMax+1;
pszValue = (wchar_t*)malloc(cchMax*sizeof(*pszValue));
nMax = pszValue ? GetEnvironmentVariable(pszVarName, szValue, countof(szValue)) : 0;
}
if (nMax)
{
TODO("Process here ANSI colors TOO! But now it will be 'reentrance'?");
WriteText(pszValue, nMax, &cchMax);
}
if (pszValue && pszValue != szValue)
free(pszValue);
free(pszVarName);
}
}
// ESC ] 9 ; 9 ; "cwd" ST Inform ConEmu about shell current working directory
void SrvAnsiImpl::DoSendCWD(LPCWSTR asCmd, ssize_t cchLen)
{
// We need zero-terminated string
wchar_t* pszCWD = (wchar_t*)malloc((cchLen + 1)*sizeof(*asCmd));
if (pszCWD)
{
EscCopyCtrlString(pszCWD, asCmd, cchLen);
// Sends CECMD_STORECURDIR into RConServer
SendCurrentDirectory(ghConWnd, pszCWD);
free(pszCWD);
}
}
// When _st_ is 0: remove progress.
// When _st_ is 1: set progress value to _pr_ (number, 0-100).
// When _st_ is 2: set error state in progress on Windows 7 taskbar
void SrvAnsiImpl::DoSetProgress(WORD st, WORD pr, LPCWSTR pszName /*= NULL*/)
{
int nLen = pszName ? (lstrlen(pszName) + 1) : 1;
CESERVER_REQ* pIn = ExecuteNewCmd(CECMD_SETPROGRESS, sizeof(CESERVER_REQ_HDR)+sizeof(WORD)*(2+nLen));
if (pIn)
{
pIn->wData[0] = st;
pIn->wData[1] = pr;
if (pszName)
{
lstrcpy((wchar_t*)(pIn->wData+2), pszName);
}
CESERVER_REQ* pOut = ExecuteGuiCmd(ghConWnd, pIn, ghConWnd);
ExecuteFreeResult(pIn);
ExecuteFreeResult(pOut);
}
}
bool SrvAnsiImpl::ReportString(LPCWSTR asRet)
{
if (!asRet || !*asRet)
return FALSE;
INPUT_RECORD ir[16] = {};
int nLen = lstrlen(asRet);
INPUT_RECORD* pir = (nLen <= (int)countof(ir)) ? ir : (INPUT_RECORD*)calloc(nLen,sizeof(INPUT_RECORD));
if (!pir)
return FALSE;
INPUT_RECORD* p = pir;
LPCWSTR pc = asRet;
for (int i = 0; i < nLen; i++, p++, pc++)
{
p->EventType = KEY_EVENT;
p->Event.KeyEvent.bKeyDown = TRUE;
p->Event.KeyEvent.wRepeatCount = 1;
p->Event.KeyEvent.uChar.UnicodeChar = *pc;
}
DumpKnownEscape(asRet, nLen, SrvAnsi::de_Report);
DWORD nWritten = 0;
HANDLE hIn = GetStdHandle(STD_INPUT_HANDLE);
bool bSuccess = WriteConsoleInput(hIn, pir, nLen, &nWritten) && (nWritten == nLen);