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wine-wine/dlls/msvcrt/console.c

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/*
* msvcrt.dll console functions
*
* Copyright 2000 Jon Griffiths
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*
* Note: init and free don't need MT locking since they are called at DLL
* (de)attachment time, which is synchronised for us
*/
#include "msvcrt.h"
#include "winnls.h"
#include "wincon.h"
#include "mtdll.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(msvcrt);
/* MT */
#define LOCK_CONSOLE _mlock(_CONIO_LOCK)
#define UNLOCK_CONSOLE _munlock(_CONIO_LOCK)
static HANDLE MSVCRT_console_in = INVALID_HANDLE_VALUE;
static HANDLE MSVCRT_console_out= INVALID_HANDLE_VALUE;
static int __MSVCRT_console_buffer = MSVCRT_EOF;
static MSVCRT_wchar_t __MSVCRT_console_buffer_w = MSVCRT_WEOF;
/* INTERNAL: Initialise console handles */
void msvcrt_init_console(void)
{
TRACE(":Opening console handles\n");
MSVCRT_console_in = CreateFileA("CONIN$", GENERIC_WRITE|GENERIC_READ,
FILE_SHARE_WRITE|FILE_SHARE_READ,
NULL, OPEN_EXISTING, 0, NULL);
MSVCRT_console_out= CreateFileA("CONOUT$", GENERIC_WRITE, FILE_SHARE_WRITE,
NULL, OPEN_EXISTING, 0, NULL);
if ((MSVCRT_console_in == INVALID_HANDLE_VALUE) ||
(MSVCRT_console_out== INVALID_HANDLE_VALUE))
WARN(":Console handle Initialisation FAILED!\n");
}
/* INTERNAL: Free console handles */
void msvcrt_free_console(void)
{
TRACE(":Closing console handles\n");
CloseHandle(MSVCRT_console_in);
CloseHandle(MSVCRT_console_out);
}
/*********************************************************************
* _cputs (MSVCRT.@)
*/
int CDECL _cputs(const char* str)
{
DWORD count;
int len, retval = -1;
if (!MSVCRT_CHECK_PMT(str != NULL)) return -1;
len = strlen(str);
LOCK_CONSOLE;
if (WriteConsoleA(MSVCRT_console_out, str, len, &count, NULL)
&& count == len)
retval = 0;
UNLOCK_CONSOLE;
return retval;
}
/*********************************************************************
* _cputws (MSVCRT.@)
*/
int CDECL _cputws(const MSVCRT_wchar_t* str)
{
DWORD count;
int len, retval = -1;
if (!MSVCRT_CHECK_PMT(str != NULL)) return -1;
len = lstrlenW(str);
LOCK_CONSOLE;
if (WriteConsoleW(MSVCRT_console_out, str, len, &count, NULL)
&& count == len)
retval = 0;
UNLOCK_CONSOLE;
return retval;
}
#define NORMAL_CHAR 0
#define ALT_CHAR 1
#define CTRL_CHAR 2
#define SHIFT_CHAR 3
static const struct {unsigned short vk; unsigned char ch[4][2];} enh_map[] = {
{0x47, {{0xE0, 0x47}, {0x00, 0x97}, {0xE0, 0x77}, {0xE0, 0x47}}},
{0x48, {{0xE0, 0x48}, {0x00, 0x98}, {0xE0, 0x8D}, {0xE0, 0x48}}},
{0x49, {{0xE0, 0x49}, {0x00, 0x99}, {0xE0, 0x86}, {0xE0, 0x49}}},
{0x4B, {{0xE0, 0x4B}, {0x00, 0x9B}, {0xE0, 0x73}, {0xE0, 0x4B}}},
{0x4D, {{0xE0, 0x4D}, {0x00, 0x9D}, {0xE0, 0x74}, {0xE0, 0x4D}}},
{0x4F, {{0xE0, 0x4F}, {0x00, 0x9F}, {0xE0, 0x75}, {0xE0, 0x4F}}},
{0x50, {{0xE0, 0x50}, {0x00, 0xA0}, {0xE0, 0x91}, {0xE0, 0x50}}},
{0x51, {{0xE0, 0x51}, {0x00, 0xA1}, {0xE0, 0x76}, {0xE0, 0x51}}},
{0x52, {{0xE0, 0x52}, {0x00, 0xA2}, {0xE0, 0x92}, {0xE0, 0x52}}},
{0x53, {{0xE0, 0x53}, {0x00, 0xA3}, {0xE0, 0x93}, {0xE0, 0x53}}},
};
static BOOL handle_enhanced_keys(INPUT_RECORD *ir, unsigned char *ch1, unsigned char *ch2)
{
int i;
for (i = 0; i < sizeof(enh_map) / sizeof(enh_map[0]); i++)
{
if (ir->Event.KeyEvent.wVirtualScanCode == enh_map[i].vk)
{
unsigned idx;
if (ir->Event.KeyEvent.dwControlKeyState & (LEFT_ALT_PRESSED | RIGHT_ALT_PRESSED))
idx = ALT_CHAR;
else if (ir->Event.KeyEvent.dwControlKeyState & (LEFT_CTRL_PRESSED | RIGHT_CTRL_PRESSED) )
idx = CTRL_CHAR;
else if (ir->Event.KeyEvent.dwControlKeyState & SHIFT_PRESSED)
idx = SHIFT_CHAR;
else
idx = NORMAL_CHAR;
*ch1 = enh_map[i].ch[idx][0];
*ch2 = enh_map[i].ch[idx][1];
return TRUE;
}
}
WARN("Unmapped char keyState=%x vk=%x\n",
ir->Event.KeyEvent.dwControlKeyState, ir->Event.KeyEvent.wVirtualScanCode);
return FALSE;
}
/*********************************************************************
* _getch_nolock (MSVCR80.@)
*/
int CDECL _getch_nolock(void)
{
int retval = MSVCRT_EOF;
if (__MSVCRT_console_buffer != MSVCRT_EOF)
{
retval = __MSVCRT_console_buffer;
__MSVCRT_console_buffer = MSVCRT_EOF;
}
else
{
INPUT_RECORD ir;
DWORD count;
DWORD mode = 0;
GetConsoleMode(MSVCRT_console_in, &mode);
if(mode)
SetConsoleMode(MSVCRT_console_in, 0);
do {
if (ReadConsoleInputA(MSVCRT_console_in, &ir, 1, &count))
{
/* Only interested in ASCII chars */
if (ir.EventType == KEY_EVENT &&
ir.Event.KeyEvent.bKeyDown)
{
unsigned char ch1, ch2;
if (ir.Event.KeyEvent.uChar.AsciiChar)
{
retval = ir.Event.KeyEvent.uChar.AsciiChar;
break;
}
if (handle_enhanced_keys(&ir, &ch1, &ch2))
{
retval = ch1;
__MSVCRT_console_buffer = ch2;
break;
}
}
}
else
break;
} while(1);
if (mode)
SetConsoleMode(MSVCRT_console_in, mode);
}
return retval;
}
/*********************************************************************
* _getch (MSVCRT.@)
*/
int CDECL _getch(void)
{
int ret;
LOCK_CONSOLE;
ret = _getch_nolock();
UNLOCK_CONSOLE;
return ret;
}
/*********************************************************************
* _getwch_nolock (MSVCR80.@)
*/
MSVCRT_wchar_t CDECL _getwch_nolock(void)
{
MSVCRT_wchar_t retval = MSVCRT_WEOF;
if (__MSVCRT_console_buffer_w != MSVCRT_WEOF)
{
retval = __MSVCRT_console_buffer_w;
__MSVCRT_console_buffer_w = MSVCRT_WEOF;
}
else
{
INPUT_RECORD ir;
DWORD count;
DWORD mode = 0;
GetConsoleMode(MSVCRT_console_in, &mode);
if(mode)
SetConsoleMode(MSVCRT_console_in, 0);
do {
if (ReadConsoleInputW(MSVCRT_console_in, &ir, 1, &count))
{
/* Only interested in ASCII chars */
if (ir.EventType == KEY_EVENT &&
ir.Event.KeyEvent.bKeyDown)
{
unsigned char ch1, ch2;
if (ir.Event.KeyEvent.uChar.UnicodeChar)
{
retval = ir.Event.KeyEvent.uChar.UnicodeChar;
break;
}
if (handle_enhanced_keys(&ir, &ch1, &ch2))
{
retval = ch1;
__MSVCRT_console_buffer_w = ch2;
break;
}
}
}
else
break;
} while(1);
if (mode)
SetConsoleMode(MSVCRT_console_in, mode);
}
return retval;
}
/*********************************************************************
* _getwch (MSVCRT.@)
*/
MSVCRT_wchar_t CDECL _getwch(void)
{
MSVCRT_wchar_t ret;
LOCK_CONSOLE;
ret = _getwch_nolock();
UNLOCK_CONSOLE;
return ret;
}
/*********************************************************************
* _putch_nolock (MSVCR80.@)
*/
int CDECL _putch_nolock(int c)
{
DWORD count;
if (WriteConsoleA(MSVCRT_console_out, &c, 1, &count, NULL) && count == 1)
return c;
return MSVCRT_EOF;
}
/*********************************************************************
* _putch (MSVCRT.@)
*/
int CDECL _putch(int c)
{
LOCK_CONSOLE;
c = _putch_nolock(c);
UNLOCK_CONSOLE;
return c;
}
/*********************************************************************
* _putwch_nolock (MSVCR80.@)
*/
MSVCRT_wchar_t CDECL _putwch_nolock(MSVCRT_wchar_t c)
{
DWORD count;
if (WriteConsoleW(MSVCRT_console_out, &c, 1, &count, NULL) && count==1)
return c;
return MSVCRT_WEOF;
}
/*********************************************************************
* _putwch (MSVCRT.@)
*/
MSVCRT_wchar_t CDECL _putwch(MSVCRT_wchar_t c)
{
LOCK_CONSOLE;
c = _putwch_nolock(c);
UNLOCK_CONSOLE;
return c;
}
/*********************************************************************
* _getche_nolock (MSVCR80.@)
*/
int CDECL _getche_nolock(void)
{
int retval;
retval = _getch_nolock();
if (retval != MSVCRT_EOF)
retval = _putch_nolock(retval);
return retval;
}
/*********************************************************************
* _getche (MSVCRT.@)
*/
int CDECL _getche(void)
{
int ret;
LOCK_CONSOLE;
ret = _getche_nolock();
UNLOCK_CONSOLE;
return ret;
}
/*********************************************************************
* _getwche_nolock (MSVCR80.@)
*/
MSVCRT_wchar_t CDECL _getwche_nolock(void)
{
MSVCRT_wchar_t wch;
wch = _getch_nolock();
if (wch == MSVCRT_WEOF)
return wch;
return _putwch_nolock(wch);
}
/*********************************************************************
* _getwche (MSVCRT.@)
*/
MSVCRT_wchar_t CDECL _getwche(void)
{
MSVCRT_wchar_t ret;
LOCK_CONSOLE;
ret = _getwche_nolock();
UNLOCK_CONSOLE;
return ret;
}
/*********************************************************************
* _cgets (MSVCRT.@)
*/
char* CDECL _cgets(char* str)
{
char *buf = str + 2;
DWORD got;
DWORD conmode = 0;
TRACE("(%p)\n", str);
str[1] = 0; /* Length */
LOCK_CONSOLE;
GetConsoleMode(MSVCRT_console_in, &conmode);
SetConsoleMode(MSVCRT_console_in, ENABLE_LINE_INPUT|ENABLE_ECHO_INPUT|ENABLE_PROCESSED_INPUT);
if(ReadConsoleA(MSVCRT_console_in, buf, str[0], &got, NULL)) {
if(buf[got-2] == '\r') {
buf[got-2] = 0;
str[1] = got-2;
}
else if(got == 1 && buf[got-1] == '\n') {
buf[0] = 0;
str[1] = 0;
}
else if(got == str[0] && buf[got-1] == '\r') {
buf[got-1] = 0;
str[1] = got-1;
}
else
str[1] = got;
}
else
buf = NULL;
SetConsoleMode(MSVCRT_console_in, conmode);
UNLOCK_CONSOLE;
return buf;
}
/*********************************************************************
* _ungetch_nolock (MSVCRT.@)
*/
int CDECL _ungetch_nolock(int c)
{
int retval = MSVCRT_EOF;
if (c != MSVCRT_EOF && __MSVCRT_console_buffer == MSVCRT_EOF)
retval = __MSVCRT_console_buffer = c;
return retval;
}
/*********************************************************************
* _ungetch (MSVCRT.@)
*/
int CDECL _ungetch(int c)
{
LOCK_CONSOLE;
c = _ungetch_nolock(c);
UNLOCK_CONSOLE;
return c;
}
/*********************************************************************
* _ungetwch_nolock (MSVCR80.@)
*/
MSVCRT_wchar_t CDECL _ungetwch_nolock(MSVCRT_wchar_t c)
{
MSVCRT_wchar_t retval = MSVCRT_WEOF;
if (c != MSVCRT_WEOF && __MSVCRT_console_buffer_w == MSVCRT_WEOF)
retval = __MSVCRT_console_buffer_w = c;
return retval;
}
/*********************************************************************
* _ungetwch (MSVCRT.@)
*/
MSVCRT_wchar_t CDECL _ungetwch(MSVCRT_wchar_t c)
{
LOCK_CONSOLE;
c = _ungetwch_nolock(c);
UNLOCK_CONSOLE;
return c;
}
/*********************************************************************
* _kbhit (MSVCRT.@)
*/
int CDECL _kbhit(void)
{
int retval = 0;
LOCK_CONSOLE;
if (__MSVCRT_console_buffer != MSVCRT_EOF)
retval = 1;
else
{
/* FIXME: There has to be a faster way than this in Win32.. */
INPUT_RECORD *ir = NULL;
DWORD count = 0, i;
GetNumberOfConsoleInputEvents(MSVCRT_console_in, &count);
if (count && (ir = MSVCRT_malloc(count * sizeof(INPUT_RECORD))) &&
PeekConsoleInputA(MSVCRT_console_in, ir, count, &count))
for(i = 0; i < count - 1; i++)
{
if (ir[i].EventType == KEY_EVENT &&
ir[i].Event.KeyEvent.bKeyDown &&
ir[i].Event.KeyEvent.uChar.AsciiChar)
{
retval = 1;
break;
}
}
MSVCRT_free(ir);
}
UNLOCK_CONSOLE;
return retval;
}
static int puts_clbk_console_a(void *ctx, int len, const char *str)
{
LOCK_CONSOLE;
if(!WriteConsoleA(MSVCRT_console_out, str, len, NULL, NULL))
len = -1;
UNLOCK_CONSOLE;
return len;
}
static int puts_clbk_console_w(void *ctx, int len, const MSVCRT_wchar_t *str)
{
LOCK_CONSOLE;
if(!WriteConsoleW(MSVCRT_console_out, str, len, NULL, NULL))
len = -1;
UNLOCK_CONSOLE;
return len;
}
/*********************************************************************
* _vcprintf (MSVCRT.@)
*/
int CDECL _vcprintf(const char* format, __ms_va_list valist)
{
return pf_printf_a(puts_clbk_console_a, NULL, format, NULL, 0, arg_clbk_valist, NULL, &valist);
}
/*********************************************************************
* _cprintf (MSVCRT.@)
*/
int CDECL _cprintf(const char* format, ...)
{
int retval;
__ms_va_list valist;
__ms_va_start( valist, format );
retval = _vcprintf(format, valist);
__ms_va_end(valist);
return retval;
}
/*********************************************************************
* _vcwprintf (MSVCRT.@)
*/
int CDECL _vcwprintf(const MSVCRT_wchar_t* format, __ms_va_list valist)
{
return pf_printf_w(puts_clbk_console_w, NULL, format, NULL, 0, arg_clbk_valist, NULL, &valist);
}
/*********************************************************************
* _cwprintf (MSVCRT.@)
*/
int CDECL _cwprintf(const MSVCRT_wchar_t* format, ...)
{
int retval;
__ms_va_list valist;
__ms_va_start( valist, format );
retval = _vcwprintf(format, valist);
__ms_va_end(valist);
return retval;
}
/*********************************************************************
* __conio_common_vcprintf (MSVCRT.@)
*/
int CDECL MSVCRT__conio_common_vcprintf(unsigned __int64 options, const char* format,
MSVCRT__locale_t locale, __ms_va_list valist)
{
if (options & ~UCRTBASE_PRINTF_MASK)
FIXME("options %s not handled\n", wine_dbgstr_longlong(options));
return pf_printf_a(puts_clbk_console_a, NULL, format, locale,
options & UCRTBASE_PRINTF_MASK, arg_clbk_valist, NULL, &valist);
}
/*********************************************************************
* __conio_common_vcwprintf (MSVCRT.@)
*/
int CDECL MSVCRT__conio_common_vcwprintf(unsigned __int64 options, const MSVCRT_wchar_t* format,
MSVCRT__locale_t locale, __ms_va_list valist)
{
if (options & ~UCRTBASE_PRINTF_MASK)
FIXME("options %s not handled\n", wine_dbgstr_longlong(options));
return pf_printf_w(puts_clbk_console_w, NULL, format, locale,
options & UCRTBASE_PRINTF_MASK, arg_clbk_valist, NULL, &valist);
}
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