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