| /* |
| * 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 syncronised for us |
| */ |
| |
| #include "msvcrt.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; |
| |
| /* INTERNAL: Initialise console handles */ |
| void msvcrt_init_console(void) |
| { |
| TRACE(":Opening console handles\n"); |
| |
| MSVCRT_console_in = CreateFileA("CONIN$", GENERIC_READ, FILE_SHARE_READ, |
| NULL, OPEN_EXISTING, 0, NULL); |
| MSVCRT_console_out= CreateFileA("CONOUT$", 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 retval = MSVCRT_EOF; |
| |
| LOCK_CONSOLE; |
| if (WriteConsoleA(MSVCRT_console_out, str, strlen(str), &count, NULL) |
| && count == 1) |
| 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 vk; unsigned 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}}}, |
| }; |
| |
| /********************************************************************* |
| * _getch (MSVCRT.@) |
| */ |
| int CDECL _getch(void) |
| { |
| int retval = MSVCRT_EOF; |
| |
| LOCK_CONSOLE; |
| 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)) |
| { |
| unsigned int i; |
| /* Only interested in ASCII chars */ |
| if (ir.EventType == KEY_EVENT && |
| ir.Event.KeyEvent.bKeyDown) |
| { |
| if (ir.Event.KeyEvent.uChar.AsciiChar) |
| { |
| retval = ir.Event.KeyEvent.uChar.AsciiChar; |
| break; |
| } |
| for (i = 0; i < sizeof(enh_map) / sizeof(enh_map[0]); i++) |
| { |
| if (ir.Event.KeyEvent.wVirtualScanCode == enh_map[i].vk) break; |
| } |
| if (i < sizeof(enh_map) / sizeof(enh_map[0])) |
| { |
| 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; |
| |
| retval = enh_map[i].ch[idx][0]; |
| __MSVCRT_console_buffer = enh_map[i].ch[idx][1]; |
| break; |
| } |
| WARN("Unmapped char keyState=%x vk=%x\n", |
| ir.Event.KeyEvent.dwControlKeyState, ir.Event.KeyEvent.wVirtualScanCode); |
| } |
| } |
| else |
| break; |
| } while(1); |
| if (mode) |
| SetConsoleMode(MSVCRT_console_in, mode); |
| } |
| UNLOCK_CONSOLE; |
| return retval; |
| } |
| |
| /********************************************************************* |
| * _putch (MSVCRT.@) |
| */ |
| int CDECL _putch(int c) |
| { |
| int retval = MSVCRT_EOF; |
| DWORD count; |
| LOCK_CONSOLE; |
| if (WriteConsoleA(MSVCRT_console_out, &c, 1, &count, NULL) && count == 1) |
| retval = c; |
| UNLOCK_CONSOLE; |
| return retval; |
| } |
| |
| /********************************************************************* |
| * _getche (MSVCRT.@) |
| */ |
| int CDECL _getche(void) |
| { |
| int retval; |
| LOCK_CONSOLE; |
| retval = _getch(); |
| if (retval != MSVCRT_EOF) |
| retval = _putch(retval); |
| UNLOCK_CONSOLE; |
| return retval; |
| } |
| |
| /********************************************************************* |
| * _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 (MSVCRT.@) |
| */ |
| int CDECL _ungetch(int c) |
| { |
| int retval = MSVCRT_EOF; |
| LOCK_CONSOLE; |
| if (c != MSVCRT_EOF && __MSVCRT_console_buffer == MSVCRT_EOF) |
| retval = __MSVCRT_console_buffer = c; |
| UNLOCK_CONSOLE; |
| return retval; |
| } |
| |
| /********************************************************************* |
| * _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; |
| } |
| |
| |
| /********************************************************************* |
| * _cprintf (MSVCRT.@) |
| */ |
| int CDECL _cprintf(const char* format, ...) |
| { |
| char buf[2048], *mem = buf; |
| int written, resize = sizeof(buf), retval; |
| __ms_va_list valist; |
| |
| __ms_va_start( valist, format ); |
| /* There are two conventions for snprintf failing: |
| * Return -1 if we truncated, or |
| * Return the number of bytes that would have been written |
| * The code below handles both cases |
| */ |
| while ((written = MSVCRT_vsnprintf( mem, resize, format, valist )) == -1 || |
| written > resize) |
| { |
| resize = (written == -1 ? resize * 2 : written + 1); |
| if (mem != buf) |
| MSVCRT_free (mem); |
| if (!(mem = MSVCRT_malloc(resize))) |
| return MSVCRT_EOF; |
| __ms_va_start( valist, format ); |
| } |
| __ms_va_end(valist); |
| LOCK_CONSOLE; |
| retval = _cputs( mem ); |
| UNLOCK_CONSOLE; |
| if (mem != buf) |
| MSVCRT_free (mem); |
| return retval; |
| } |