/* * 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 WINAPIV _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 WINAPIV _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); }