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Sweden-Number/win32/console.c

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/*
* Win32 kernel functions
*
* Copyright 1995 Martin von Loewis and Cameron Heide
* Copyright 1997 Karl Garrison
* Copyright 1998 John Richardson
* Copyright 1998 Marcus Meissner
* Copyright 2001 Eric Pouech
*/
/* Reference applications:
* - IDA (interactive disassembler) full version 3.75. Works.
* - LYNX/W32. Works mostly, some keys crash it.
*/
#include "config.h"
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <assert.h>
#include "winbase.h"
#include "winnls.h"
#include "winerror.h"
#include "wincon.h"
#include "heap.h"
#include "wine/server.h"
#include "wine/exception.h"
#include "debugtools.h"
#include "options.h"
DEFAULT_DEBUG_CHANNEL(console);
/* editline.c */
extern WCHAR* CONSOLE_Readline(HANDLE, int);
static WCHAR* S_EditString /* = NULL */;
static unsigned S_EditStrPos /* = 0 */;
/***********************************************************************
* FreeConsole (KERNEL32.@)
*/
BOOL WINAPI FreeConsole(VOID)
{
BOOL ret;
SERVER_START_REQ(free_console)
{
ret = !wine_server_call_err( req );
}
SERVER_END_REQ;
return ret;
}
/******************************************************************
* start_console_renderer
*
* helper for AllocConsole
* starts the renderer process
*/
static BOOL start_console_renderer(void)
{
char buffer[256];
int ret;
STARTUPINFOA si;
PROCESS_INFORMATION pi;
HANDLE hEvent = 0;
LPSTR p, path = NULL;
OBJECT_ATTRIBUTES attr;
attr.Length = sizeof(attr);
attr.RootDirectory = 0;
attr.Attributes = OBJ_INHERIT;
attr.ObjectName = NULL;
attr.SecurityDescriptor = NULL;
attr.SecurityQualityOfService = NULL;
NtCreateEvent(&hEvent, EVENT_ALL_ACCESS, &attr, TRUE, FALSE);
if (!hEvent) return FALSE;
memset(&si, 0, sizeof(si));
si.cb = sizeof(si);
/* FIXME: use dynamic allocation for most of the buffers below */
/* first try environment variable */
if ((p = getenv("WINECONSOLE")) != NULL)
{
ret = snprintf(buffer, sizeof(buffer), "%s -- --use-event=%d", p, hEvent);
if ((ret > -1) && (ret < sizeof(buffer)) &&
CreateProcessA(NULL, buffer, NULL, NULL, TRUE, DETACHED_PROCESS, NULL, NULL, &si, &pi))
goto succeed;
ERR("Couldn't launch Wine console from WINECONSOLE env var... trying default access\n");
}
/* then the regular installation dir */
ret = snprintf(buffer, sizeof(buffer), "%s -- --use-event=%d", BINDIR "/wineconsole", hEvent);
if ((ret > -1) && (ret < sizeof(buffer)) &&
CreateProcessA(NULL, buffer, NULL, NULL, TRUE, DETACHED_PROCESS, NULL, NULL, &si, &pi))
goto succeed;
/* then try the dir where we were started from */
if ((path = HeapAlloc(GetProcessHeap(), 0, strlen(full_argv0) + sizeof(buffer))))
{
int n;
if ((p = strrchr(strcpy( path, full_argv0 ), '/')))
{
p++;
sprintf(p, "wineconsole -- --use-event=%d", hEvent);
if (CreateProcessA(NULL, path, NULL, NULL, TRUE, DETACHED_PROCESS, NULL, NULL, &si, &pi))
goto succeed;
sprintf(p, "programs/wineconsole/wineconsole -- --use-event=%d", hEvent);
if (CreateProcessA(NULL, path, NULL, NULL, TRUE, DETACHED_PROCESS, NULL, NULL, &si, &pi))
goto succeed;
}
n = readlink(full_argv0, buffer, sizeof(buffer));
if (n != -1 && n < sizeof(buffer))
{
buffer[n] = 0;
if (buffer[0] == '/') /* absolute path ? */
strcpy(path, buffer);
else if ((p = strrchr(strcpy( path, full_argv0 ), '/')))
{
strcpy(p + 1, buffer);
}
else *path = 0;
if ((p = strrchr(path, '/')))
{
p++;
sprintf(p, "wineconsole -- --use-event=%d", hEvent);
if (CreateProcessA(NULL, path, NULL, NULL, TRUE, DETACHED_PROCESS, NULL, NULL, &si, &pi))
goto succeed;
sprintf(p, "programs/wineconsole/wineconsole -- --use-event=%d", hEvent);
if (CreateProcessA(NULL, path, NULL, NULL, TRUE, DETACHED_PROCESS, NULL, NULL, &si, &pi))
goto succeed;
}
} else perror("readlink");
HeapFree(GetProcessHeap(), 0, path); path = NULL;
}
/* then try the regular PATH */
sprintf(buffer, "wineconsole -- --use-event=%d\n", hEvent);
if (CreateProcessA(NULL, buffer, NULL, NULL, TRUE, DETACHED_PROCESS, NULL, NULL, &si, &pi))
goto succeed;
goto the_end;
succeed:
if (path) HeapFree(GetProcessHeap(), 0, path);
if (WaitForSingleObject(hEvent, INFINITE) != WAIT_OBJECT_0) goto the_end;
CloseHandle(hEvent);
TRACE("Started wineconsole pid=%08lx tid=%08lx\n", pi.dwProcessId, pi.dwThreadId);
return TRUE;
the_end:
ERR("Can't allocate console\n");
if (path) HeapFree(GetProcessHeap(), 0, path);
CloseHandle(hEvent);
return FALSE;
}
/***********************************************************************
* AllocConsole (KERNEL32.@)
*
* creates an xterm with a pty to our program
*/
BOOL WINAPI AllocConsole(void)
{
HANDLE handle_in = INVALID_HANDLE_VALUE;
HANDLE handle_out = INVALID_HANDLE_VALUE;
HANDLE handle_err = INVALID_HANDLE_VALUE;
STARTUPINFOW si;
TRACE("()\n");
handle_in = CreateFileA( "CONIN$", GENERIC_READ|GENERIC_WRITE|SYNCHRONIZE,
0, NULL, OPEN_EXISTING, 0, 0 );
if (handle_in != INVALID_HANDLE_VALUE)
{
/* we already have a console opened on this process, don't create a new one */
CloseHandle(handle_in);
return FALSE;
}
if (!start_console_renderer())
goto the_end;
handle_in = CreateFileA( "CONIN$", GENERIC_READ|GENERIC_WRITE|SYNCHRONIZE,
0, NULL, OPEN_EXISTING, 0, 0 );
if (handle_in == INVALID_HANDLE_VALUE) goto the_end;
handle_out = CreateFileA( "CONOUT$", GENERIC_READ|GENERIC_WRITE,
0, NULL, OPEN_EXISTING, 0, 0 );
if (handle_out == INVALID_HANDLE_VALUE) goto the_end;
if (!DuplicateHandle(GetCurrentProcess(), handle_out, GetCurrentProcess(), &handle_err,
0, TRUE, DUPLICATE_SAME_ACCESS))
goto the_end;
/* NT resets the STD_*_HANDLEs on console alloc */
SetStdHandle(STD_INPUT_HANDLE, handle_in);
SetStdHandle(STD_OUTPUT_HANDLE, handle_out);
SetStdHandle(STD_ERROR_HANDLE, handle_err);
GetStartupInfoW(&si);
if (si.dwFlags & STARTF_USESIZE)
{
COORD c;
c.X = si.dwXCountChars;
c.Y = si.dwYCountChars;
SetConsoleScreenBufferSize(handle_out, c);
}
if (si.dwFlags & STARTF_USEFILLATTRIBUTE)
SetConsoleTextAttribute(handle_out, si.dwFillAttribute);
if (si.lpTitle)
SetConsoleTitleW(si.lpTitle);
SetLastError(ERROR_SUCCESS);
return TRUE;
the_end:
ERR("Can't allocate console\n");
if (handle_in != INVALID_HANDLE_VALUE) CloseHandle(handle_in);
if (handle_out != INVALID_HANDLE_VALUE) CloseHandle(handle_out);
if (handle_err != INVALID_HANDLE_VALUE) CloseHandle(handle_err);
FreeConsole();
return FALSE;
}
/******************************************************************************
* read_console_input
*
* Helper function for ReadConsole, ReadConsoleInput and PeekConsoleInput
*/
static BOOL read_console_input(HANDLE handle, LPINPUT_RECORD buffer, DWORD count,
LPDWORD pRead, BOOL flush)
{
BOOL ret;
unsigned read = 0;
DWORD mode;
SERVER_START_REQ( read_console_input )
{
req->handle = handle;
req->flush = flush;
wine_server_set_reply( req, buffer, count * sizeof(INPUT_RECORD) );
if ((ret = !wine_server_call_err( req ))) read = reply->read;
}
SERVER_END_REQ;
if (count && flush && GetConsoleMode(handle, &mode) && (mode & ENABLE_PROCESSED_INPUT))
{
int i;
for (i = 0; i < read; i++)
{
if (buffer[i].EventType == KEY_EVENT && buffer[i].Event.KeyEvent.bKeyDown &&
buffer[i].Event.KeyEvent.uChar.UnicodeChar == 'C' - 64 &&
!(buffer[i].Event.KeyEvent.dwControlKeyState & ENHANCED_KEY))
{
GenerateConsoleCtrlEvent(CTRL_C_EVENT, GetCurrentProcessId());
/* FIXME: this is hackish, but it easily disables IR handling afterwards */
buffer[i].Event.KeyEvent.uChar.UnicodeChar = 0;
}
}
}
if (pRead) *pRead = read;
return ret;
}
/***********************************************************************
* ReadConsoleA (KERNEL32.@)
*/
BOOL WINAPI ReadConsoleA(HANDLE hConsoleInput, LPVOID lpBuffer, DWORD nNumberOfCharsToRead,
LPDWORD lpNumberOfCharsRead, LPVOID lpReserved)
{
LPWSTR ptr = HeapAlloc(GetProcessHeap(), 0, nNumberOfCharsToRead * sizeof(WCHAR));
DWORD ncr = 0;
BOOL ret;
if ((ret = ReadConsoleW(hConsoleInput, ptr, nNumberOfCharsToRead, &ncr, 0)))
ncr = WideCharToMultiByte(CP_ACP, 0, ptr, ncr, lpBuffer, nNumberOfCharsToRead, NULL, NULL);
if (lpNumberOfCharsRead) *lpNumberOfCharsRead = ncr;
HeapFree(GetProcessHeap(), 0, ptr);
return ret;
}
/***********************************************************************
* ReadConsoleW (KERNEL32.@)
*/
BOOL WINAPI ReadConsoleW(HANDLE hConsoleInput, LPVOID lpBuffer,
DWORD nNumberOfCharsToRead, LPDWORD lpNumberOfCharsRead, LPVOID lpReserved)
{
DWORD charsread;
LPWSTR xbuf = (LPWSTR)lpBuffer;
DWORD mode;
TRACE("(%d,%p,%ld,%p,%p)\n",
hConsoleInput, lpBuffer, nNumberOfCharsToRead, lpNumberOfCharsRead, lpReserved);
if (!GetConsoleMode(hConsoleInput, &mode))
return FALSE;
if (mode & ENABLE_LINE_INPUT)
{
if (!S_EditString || S_EditString[S_EditStrPos] == 0)
{
if (S_EditString) HeapFree(GetProcessHeap(), 0, S_EditString);
if (!(S_EditString = CONSOLE_Readline(hConsoleInput, mode & WINE_ENABLE_LINE_INPUT_EMACS)))
return FALSE;
S_EditStrPos = 0;
}
charsread = lstrlenW(&S_EditString[S_EditStrPos]);
if (charsread > nNumberOfCharsToRead) charsread = nNumberOfCharsToRead;
memcpy(xbuf, &S_EditString[S_EditStrPos], charsread * sizeof(WCHAR));
S_EditStrPos += charsread;
}
else
{
INPUT_RECORD ir;
DWORD count;
/* FIXME: should we read at least 1 char? The SDK does not say */
/* wait for at least one available input record (it doesn't mean we'll have
* chars stored in xbuf...
*/
WaitForSingleObject(hConsoleInput, INFINITE);
for (charsread = 0; charsread < nNumberOfCharsToRead;)
{
if (!read_console_input(hConsoleInput, &ir, 1, &count, TRUE)) return FALSE;
if (count && ir.EventType == KEY_EVENT && ir.Event.KeyEvent.bKeyDown &&
ir.Event.KeyEvent.uChar.UnicodeChar &&
!(ir.Event.KeyEvent.dwControlKeyState & ENHANCED_KEY))
{
xbuf[charsread++] = ir.Event.KeyEvent.uChar.UnicodeChar;
}
}
}
if (lpNumberOfCharsRead) *lpNumberOfCharsRead = charsread;
return TRUE;
}
/***********************************************************************
* ReadConsoleInputW (KERNEL32.@)
*/
BOOL WINAPI ReadConsoleInputW(HANDLE hConsoleInput, LPINPUT_RECORD lpBuffer,
DWORD nLength, LPDWORD lpNumberOfEventsRead)
{
DWORD count;
if (!nLength)
{
if (lpNumberOfEventsRead) *lpNumberOfEventsRead = 0;
return TRUE;
}
/* loop until we get at least one event */
for (;;)
{
WaitForSingleObject(hConsoleInput, INFINITE);
if (!read_console_input(hConsoleInput, lpBuffer, nLength, &count, TRUE))
return FALSE;
if (count)
{
if (lpNumberOfEventsRead) *lpNumberOfEventsRead = count;
return TRUE;
}
}
}
/******************************************************************************
* WriteConsoleOutputCharacterW [KERNEL32.@] Copies character to consecutive
* cells in the console screen buffer
*
* PARAMS
* hConsoleOutput [I] Handle to screen buffer
* str [I] Pointer to buffer with chars to write
* length [I] Number of cells to write to
* coord [I] Coords of first cell
* lpNumCharsWritten [O] Pointer to number of cells written
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*
*/
BOOL WINAPI WriteConsoleOutputCharacterW( HANDLE hConsoleOutput, LPCWSTR str, DWORD length,
COORD coord, LPDWORD lpNumCharsWritten )
{
BOOL ret;
TRACE("(%d,%s,%ld,%dx%d,%p)\n", hConsoleOutput,
debugstr_wn(str, length), length, coord.X, coord.Y, lpNumCharsWritten);
SERVER_START_REQ( write_console_output )
{
req->handle = hConsoleOutput;
req->x = coord.X;
req->y = coord.Y;
req->mode = CHAR_INFO_MODE_TEXT;
req->wrap = TRUE;
wine_server_add_data( req, str, length * sizeof(WCHAR) );
if ((ret = !wine_server_call_err( req )))
{
if (lpNumCharsWritten) *lpNumCharsWritten = reply->written;
}
}
SERVER_END_REQ;
return ret;
}
/******************************************************************************
* SetConsoleTitleW [KERNEL32.@] Sets title bar string for console
*
* PARAMS
* title [I] Address of new title
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI SetConsoleTitleW(LPCWSTR title)
{
BOOL ret;
SERVER_START_REQ( set_console_input_info )
{
req->handle = 0;
req->mask = SET_CONSOLE_INPUT_INFO_TITLE;
wine_server_add_data( req, title, strlenW(title) * sizeof(WCHAR) );
ret = !wine_server_call_err( req );
}
SERVER_END_REQ;
return ret;
}
/***********************************************************************
* GetNumberOfConsoleMouseButtons (KERNEL32.@)
*/
BOOL WINAPI GetNumberOfConsoleMouseButtons(LPDWORD nrofbuttons)
{
FIXME("(%p): stub\n", nrofbuttons);
*nrofbuttons = 2;
return TRUE;
}
/******************************************************************************
* SetConsoleInputExeNameW [KERNEL32.@]
*
* BUGS
* Unimplemented
*/
BOOL WINAPI SetConsoleInputExeNameW(LPCWSTR name)
{
FIXME("(%s): stub!\n", debugstr_w(name));
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return TRUE;
}
/******************************************************************************
* SetConsoleInputExeNameA [KERNEL32.@]
*
* BUGS
* Unimplemented
*/
BOOL WINAPI SetConsoleInputExeNameA(LPCSTR name)
{
int len = MultiByteToWideChar(CP_ACP, 0, name, -1, NULL, 0);
LPWSTR xptr = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
BOOL ret;
if (!xptr) return FALSE;
MultiByteToWideChar(CP_ACP, 0, name, -1, xptr, len);
ret = SetConsoleInputExeNameW(xptr);
HeapFree(GetProcessHeap(), 0, xptr);
return ret;
}
static BOOL WINAPI CONSOLE_DefaultHandler(DWORD dwCtrlType)
{
FIXME("Terminating process %lx on event %lx\n", GetCurrentProcessId(), dwCtrlType);
ExitProcess(0);
/* should never go here */
return TRUE;
}
/******************************************************************************
* SetConsoleCtrlHandler [KERNEL32.@] Adds function to calling process list
*
* PARAMS
* func [I] Address of handler function
* add [I] Handler to add or remove
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*
* CHANGED
* James Sutherland (JamesSutherland@gmx.de)
* Added global variables console_ignore_ctrl_c and handlers[]
* Does not yet do any error checking, or set LastError if failed.
* This doesn't yet matter, since these handlers are not yet called...!
*/
static unsigned int console_ignore_ctrl_c = 0; /* FIXME: this should be inherited somehow */
static PHANDLER_ROUTINE handlers[] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,CONSOLE_DefaultHandler};
/*****************************************************************************/
BOOL WINAPI SetConsoleCtrlHandler(PHANDLER_ROUTINE func, BOOL add)
{
int alloc_loop = sizeof(handlers)/sizeof(handlers[0]) - 1;
FIXME("(%p,%i) - no error checking or testing yet\n", func, add);
if (!func)
{
console_ignore_ctrl_c = add;
return TRUE;
}
if (add)
{
for (; alloc_loop >= 0 && handlers[alloc_loop]; alloc_loop--);
if (alloc_loop <= 0)
{
FIXME("Out of space on CtrlHandler table\n");
return FALSE;
}
handlers[alloc_loop] = func;
}
else
{
for (; alloc_loop >= 0 && handlers[alloc_loop] != func; alloc_loop--);
if (alloc_loop <= 0)
{
WARN("Attempt to remove non-installed CtrlHandler %p\n", func);
return FALSE;
}
/* sanity check */
if (alloc_loop == sizeof(handlers)/sizeof(handlers[0]) - 1)
{
ERR("Who's trying to remove default handler???\n");
return FALSE;
}
if (alloc_loop)
memmove(&handlers[1], &handlers[0], alloc_loop * sizeof(handlers[0]));
handlers[0] = 0;
}
return TRUE;
}
static WINE_EXCEPTION_FILTER(CONSOLE_CtrlEventHandler)
{
TRACE("(%lx)\n", GetExceptionCode());
return EXCEPTION_EXECUTE_HANDLER;
}
/******************************************************************************
* GenerateConsoleCtrlEvent [KERNEL32.@] Simulate a CTRL-C or CTRL-BREAK
*
* PARAMS
* dwCtrlEvent [I] Type of event
* dwProcessGroupID [I] Process group ID to send event to
*
* NOTES
* Doesn't yet work...!
*
* RETURNS
* Success: True
* Failure: False (and *should* [but doesn't] set LastError)
*/
BOOL WINAPI GenerateConsoleCtrlEvent(DWORD dwCtrlEvent,
DWORD dwProcessGroupID)
{
if (dwCtrlEvent != CTRL_C_EVENT && dwCtrlEvent != CTRL_BREAK_EVENT)
{
ERR("invalid event %ld for PGID %ld\n", dwCtrlEvent, dwProcessGroupID);
return FALSE;
}
if (dwProcessGroupID == GetCurrentProcessId() || dwProcessGroupID == 0)
{
int i;
FIXME("Attempt to send event %ld to self groupID, doing locally only\n", dwCtrlEvent);
/* this is only meaningfull when done locally, otherwise it will have to be done on
* the 'receive' side of the event generation
*/
if (dwCtrlEvent == CTRL_C_EVENT && console_ignore_ctrl_c)
return TRUE;
/* try to pass the exception to the debugger
* if it continues, there's nothing more to do
* otherwise, we need to send the ctrl-event to the handlers
*/
__TRY
{
RaiseException( (dwCtrlEvent == CTRL_C_EVENT) ? DBG_CONTROL_C : DBG_CONTROL_BREAK,
0, 0, NULL);
}
__EXCEPT(CONSOLE_CtrlEventHandler)
{
/* the debugger didn't continue... so, pass to ctrl handlers */
for (i = 0; i < sizeof(handlers)/sizeof(handlers[0]); i++)
{
if (handlers[i] && (handlers[i])(dwCtrlEvent)) break;
}
}
__ENDTRY;
return TRUE;
}
FIXME("event %ld to external PGID %ld - not implemented yet\n", dwCtrlEvent, dwProcessGroupID);
return FALSE;
}
/******************************************************************************
* CreateConsoleScreenBuffer [KERNEL32.@] Creates a console screen buffer
*
* PARAMS
* dwDesiredAccess [I] Access flag
* dwShareMode [I] Buffer share mode
* sa [I] Security attributes
* dwFlags [I] Type of buffer to create
* lpScreenBufferData [I] Reserved
*
* NOTES
* Should call SetLastError
*
* RETURNS
* Success: Handle to new console screen buffer
* Failure: INVALID_HANDLE_VALUE
*/
HANDLE WINAPI CreateConsoleScreenBuffer(DWORD dwDesiredAccess, DWORD dwShareMode,
LPSECURITY_ATTRIBUTES sa, DWORD dwFlags,
LPVOID lpScreenBufferData)
{
HANDLE ret = INVALID_HANDLE_VALUE;
TRACE("(%ld,%ld,%p,%ld,%p)\n",
dwDesiredAccess, dwShareMode, sa, dwFlags, lpScreenBufferData);
if (dwFlags != CONSOLE_TEXTMODE_BUFFER || lpScreenBufferData != NULL)
{
SetLastError(ERROR_INVALID_PARAMETER);
return INVALID_HANDLE_VALUE;
}
SERVER_START_REQ(create_console_output)
{
req->handle_in = 0;
req->access = dwDesiredAccess;
req->share = dwShareMode;
req->inherit = (sa && sa->bInheritHandle);
if (!wine_server_call_err( req )) ret = reply->handle_out;
}
SERVER_END_REQ;
return ret;
}
/***********************************************************************
* GetConsoleScreenBufferInfo (KERNEL32.@)
*/
BOOL WINAPI GetConsoleScreenBufferInfo(HANDLE hConsoleOutput, LPCONSOLE_SCREEN_BUFFER_INFO csbi)
{
BOOL ret;
SERVER_START_REQ(get_console_output_info)
{
req->handle = hConsoleOutput;
if ((ret = !wine_server_call_err( req )))
{
csbi->dwSize.X = reply->width;
csbi->dwSize.Y = reply->height;
csbi->dwCursorPosition.X = reply->cursor_x;
csbi->dwCursorPosition.Y = reply->cursor_y;
csbi->wAttributes = reply->attr;
csbi->srWindow.Left = reply->win_left;
csbi->srWindow.Right = reply->win_right;
csbi->srWindow.Top = reply->win_top;
csbi->srWindow.Bottom = reply->win_bottom;
csbi->dwMaximumWindowSize.X = reply->max_width;
csbi->dwMaximumWindowSize.Y = reply->max_height;
}
}
SERVER_END_REQ;
return ret;
}
/******************************************************************************
* SetConsoleActiveScreenBuffer [KERNEL32.@] Sets buffer to current console
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI SetConsoleActiveScreenBuffer(HANDLE hConsoleOutput)
{
BOOL ret;
TRACE("(%x)\n", hConsoleOutput);
SERVER_START_REQ( set_console_input_info )
{
req->handle = 0;
req->mask = SET_CONSOLE_INPUT_INFO_ACTIVE_SB;
req->active_sb = hConsoleOutput;
ret = !wine_server_call_err( req );
}
SERVER_END_REQ;
return ret;
}
/***********************************************************************
* GetConsoleMode (KERNEL32.@)
*/
BOOL WINAPI GetConsoleMode(HANDLE hcon, LPDWORD mode)
{
BOOL ret;
SERVER_START_REQ(get_console_mode)
{
req->handle = hcon;
ret = !wine_server_call_err( req );
if (ret && mode) *mode = reply->mode;
}
SERVER_END_REQ;
return ret;
}
/******************************************************************************
* SetConsoleMode [KERNEL32.@] Sets input mode of console's input buffer
*
* PARAMS
* hcon [I] Handle to console input or screen buffer
* mode [I] Input or output mode to set
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI SetConsoleMode(HANDLE hcon, DWORD mode)
{
BOOL ret;
TRACE("(%x,%lx)\n", hcon, mode);
SERVER_START_REQ(set_console_mode)
{
req->handle = hcon;
req->mode = mode;
ret = !wine_server_call_err( req );
}
SERVER_END_REQ;
/* FIXME: when resetting a console input to editline mode, I think we should
* empty the S_EditString buffer
*/
return ret;
}
/******************************************************************
* write_char
*
* WriteConsoleOutput helper: hides server call semantics
*/
static int write_char(HANDLE hCon, LPCWSTR lpBuffer, int nc, COORD* pos)
{
int written = -1;
if (!nc) return 0;
SERVER_START_REQ( write_console_output )
{
req->handle = hCon;
req->x = pos->X;
req->y = pos->Y;
req->mode = CHAR_INFO_MODE_TEXTSTDATTR;
req->wrap = FALSE;
wine_server_add_data( req, lpBuffer, nc * sizeof(WCHAR) );
if (!wine_server_call_err( req )) written = reply->written;
}
SERVER_END_REQ;
if (written > 0) pos->X += written;
return written;
}
/******************************************************************
* next_line
*
* WriteConsoleOutput helper: handles passing to next line (+scrolling if necessary)
*
*/
static int next_line(HANDLE hCon, CONSOLE_SCREEN_BUFFER_INFO* csbi)
{
SMALL_RECT src;
CHAR_INFO ci;
COORD dst;
csbi->dwCursorPosition.X = 0;
csbi->dwCursorPosition.Y++;
if (csbi->dwCursorPosition.Y < csbi->dwSize.Y) return 1;
src.Top = 1;
src.Bottom = csbi->dwSize.Y - 1;
src.Left = 0;
src.Right = csbi->dwSize.X - 1;
dst.X = 0;
dst.Y = 0;
ci.Attributes = csbi->wAttributes;
ci.Char.UnicodeChar = ' ';
csbi->dwCursorPosition.Y--;
if (!ScrollConsoleScreenBufferW(hCon, &src, NULL, dst, &ci))
return 0;
return 1;
}
/******************************************************************
* write_block
*
* WriteConsoleOutput helper: writes a block of non special characters
*
*/
static int write_block(HANDLE hCon, CONSOLE_SCREEN_BUFFER_INFO* csbi,
DWORD mode, LPWSTR ptr, int len)
{
int blk; /* number of chars to write on first line */
if (len <= 0) return 1;
blk = min(len, csbi->dwSize.X - csbi->dwCursorPosition.X);
if (write_char(hCon, ptr, blk, &csbi->dwCursorPosition) != blk)
return 0;
if (blk < len) /* special handling for right border */
{
if (mode & ENABLE_WRAP_AT_EOL_OUTPUT) /* writes remaining on next line */
{
if (!next_line(hCon, csbi) ||
write_char(hCon, ptr + blk, len - blk, &csbi->dwCursorPosition) != len - blk)
return 0;
}
else /* all remaining chars should be written on last column, so only write the last one */
{
csbi->dwCursorPosition.X = csbi->dwSize.X - 1;
if (write_char(hCon, ptr + len - 1, 1, &csbi->dwCursorPosition) != 1)
return 0;
csbi->dwCursorPosition.X = csbi->dwSize.X - 1;
}
}
return 1;
}
/***********************************************************************
* WriteConsoleW (KERNEL32.@)
*/
BOOL WINAPI WriteConsoleW(HANDLE hConsoleOutput, LPCVOID lpBuffer, DWORD nNumberOfCharsToWrite,
LPDWORD lpNumberOfCharsWritten, LPVOID lpReserved)
{
DWORD mode;
DWORD nw = 0;
WCHAR* psz = (WCHAR*)lpBuffer;
CONSOLE_SCREEN_BUFFER_INFO csbi;
int k, first = 0;
TRACE("%d %s %ld %p %p\n",
hConsoleOutput, debugstr_wn(lpBuffer, nNumberOfCharsToWrite),
nNumberOfCharsToWrite, lpNumberOfCharsWritten, lpReserved);
if (lpNumberOfCharsWritten) *lpNumberOfCharsWritten = 0;
if (!GetConsoleMode(hConsoleOutput, &mode) ||
!GetConsoleScreenBufferInfo(hConsoleOutput, &csbi))
return FALSE;
if (mode & ENABLE_PROCESSED_OUTPUT)
{
int i;
for (i = 0; i < nNumberOfCharsToWrite; i++)
{
switch (psz[i])
{
case '\b': case '\t': case '\n': case '\a': case '\r':
/* don't handle here the i-th char... done below */
if ((k = i - first) > 0)
{
if (!write_block(hConsoleOutput, &csbi, mode, &psz[first], k))
goto the_end;
nw += k;
}
first = i + 1;
nw++;
}
switch (psz[i])
{
case '\b':
if (csbi.dwCursorPosition.X > 0) csbi.dwCursorPosition.X--;
break;
case '\t':
{
WCHAR tmp[8] = {' ',' ',' ',' ',' ',' ',' ',' '};
if (!write_block(hConsoleOutput, &csbi, mode, tmp,
((csbi.dwCursorPosition.X + 8) & ~7) - csbi.dwCursorPosition.X))
goto the_end;
}
break;
case '\n':
next_line(hConsoleOutput, &csbi);
break;
case '\a':
Beep(400, 300);
break;
case '\r':
csbi.dwCursorPosition.X = 0;
break;
default:
break;
}
}
}
/* write the remaining block (if any) if processed output is enabled, or the
* entire buffer otherwise
*/
if ((k = nNumberOfCharsToWrite - first) > 0)
{
if (!write_block(hConsoleOutput, &csbi, mode, &psz[first], k))
goto the_end;
nw += k;
}
the_end:
SetConsoleCursorPosition(hConsoleOutput, csbi.dwCursorPosition);
if (lpNumberOfCharsWritten) *lpNumberOfCharsWritten = nw;
return nw != 0;
}
/***********************************************************************
* WriteConsoleA (KERNEL32.@)
*/
BOOL WINAPI WriteConsoleA(HANDLE hConsoleOutput, LPCVOID lpBuffer, DWORD nNumberOfCharsToWrite,
LPDWORD lpNumberOfCharsWritten, LPVOID lpReserved)
{
BOOL ret;
LPWSTR xstring;
DWORD n;
n = MultiByteToWideChar(CP_ACP, 0, lpBuffer, nNumberOfCharsToWrite, NULL, 0);
if (lpNumberOfCharsWritten) *lpNumberOfCharsWritten = 0;
xstring = HeapAlloc(GetProcessHeap(), 0, n * sizeof(WCHAR));
if (!xstring) return 0;
MultiByteToWideChar(CP_ACP, 0, lpBuffer, nNumberOfCharsToWrite, xstring, n);
ret = WriteConsoleW(hConsoleOutput, xstring, n, lpNumberOfCharsWritten, 0);
HeapFree(GetProcessHeap(), 0, xstring);
return ret;
}
/******************************************************************************
* SetConsoleCursorPosition [KERNEL32.@]
* Sets the cursor position in console
*
* PARAMS
* hConsoleOutput [I] Handle of console screen buffer
* dwCursorPosition [I] New cursor position coordinates
*
* RETURNS STD
*/
BOOL WINAPI SetConsoleCursorPosition(HANDLE hcon, COORD pos)
{
BOOL ret;
CONSOLE_SCREEN_BUFFER_INFO csbi;
int do_move = 0;
int w, h;
TRACE("%x %d %d\n", hcon, pos.X, pos.Y);
SERVER_START_REQ(set_console_output_info)
{
req->handle = hcon;
req->cursor_x = pos.X;
req->cursor_y = pos.Y;
req->mask = SET_CONSOLE_OUTPUT_INFO_CURSOR_POS;
ret = !wine_server_call_err( req );
}
SERVER_END_REQ;
if (!ret || !GetConsoleScreenBufferInfo(hcon, &csbi))
return FALSE;
/* if cursor is no longer visible, scroll the visible window... */
w = csbi.srWindow.Right - csbi.srWindow.Left + 1;
h = csbi.srWindow.Bottom - csbi.srWindow.Top + 1;
if (pos.X < csbi.srWindow.Left)
{
csbi.srWindow.Left = min(pos.X, csbi.dwSize.X - w);
do_move++;
}
else if (pos.X > csbi.srWindow.Right)
{
csbi.srWindow.Left = max(pos.X, w) - w + 1;
do_move++;
}
csbi.srWindow.Right = csbi.srWindow.Left + w - 1;
if (pos.Y < csbi.srWindow.Top)
{
csbi.srWindow.Top = min(pos.Y, csbi.dwSize.Y - h);
do_move++;
}
else if (pos.Y > csbi.srWindow.Bottom)
{
csbi.srWindow.Top = max(pos.Y, h) - h + 1;
do_move++;
}
csbi.srWindow.Bottom = csbi.srWindow.Top + h - 1;
ret = (do_move) ? SetConsoleWindowInfo(hcon, TRUE, &csbi.srWindow) : TRUE;
return ret;
}
/******************************************************************************
* GetConsoleCursorInfo [KERNEL32.@] Gets size and visibility of console
*
* PARAMS
* hcon [I] Handle to console screen buffer
* cinfo [O] Address of cursor information
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI GetConsoleCursorInfo(HANDLE hcon, LPCONSOLE_CURSOR_INFO cinfo)
{
BOOL ret;
SERVER_START_REQ(get_console_output_info)
{
req->handle = hcon;
ret = !wine_server_call_err( req );
if (ret && cinfo)
{
cinfo->dwSize = reply->cursor_size;
cinfo->bVisible = reply->cursor_visible;
}
}
SERVER_END_REQ;
return ret;
}
/******************************************************************************
* SetConsoleCursorInfo [KERNEL32.@] Sets size and visibility of cursor
*
* PARAMS
* hcon [I] Handle to console screen buffer
* cinfo [I] Address of cursor information
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI SetConsoleCursorInfo(HANDLE hCon, LPCONSOLE_CURSOR_INFO cinfo)
{
BOOL ret;
SERVER_START_REQ(set_console_output_info)
{
req->handle = hCon;
req->cursor_size = cinfo->dwSize;
req->cursor_visible = cinfo->bVisible;
req->mask = SET_CONSOLE_OUTPUT_INFO_CURSOR_GEOM;
ret = !wine_server_call_err( req );
}
SERVER_END_REQ;
return ret;
}
/******************************************************************************
* SetConsoleWindowInfo [KERNEL32.@] Sets size and position of console
*
* PARAMS
* hcon [I] Handle to console screen buffer
* bAbsolute [I] Coordinate type flag
* window [I] Address of new window rectangle
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI SetConsoleWindowInfo(HANDLE hCon, BOOL bAbsolute, LPSMALL_RECT window)
{
SMALL_RECT p = *window;
BOOL ret;
if (!bAbsolute)
{
CONSOLE_SCREEN_BUFFER_INFO csbi;
if (!GetConsoleScreenBufferInfo(hCon, &csbi))
return FALSE;
p.Left += csbi.srWindow.Left;
p.Top += csbi.srWindow.Top;
p.Right += csbi.srWindow.Left;
p.Bottom += csbi.srWindow.Top;
}
SERVER_START_REQ(set_console_output_info)
{
req->handle = hCon;
req->win_left = p.Left;
req->win_top = p.Top;
req->win_right = p.Right;
req->win_bottom = p.Bottom;
req->mask = SET_CONSOLE_OUTPUT_INFO_DISPLAY_WINDOW;
ret = !wine_server_call_err( req );
}
SERVER_END_REQ;
return ret;
}
/******************************************************************************
* SetConsoleTextAttribute [KERNEL32.@] Sets colors for text
*
* Sets the foreground and background color attributes of characters
* written to the screen buffer.
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI SetConsoleTextAttribute(HANDLE hConsoleOutput, WORD wAttr)
{
BOOL ret;
SERVER_START_REQ(set_console_output_info)
{
req->handle = hConsoleOutput;
req->attr = wAttr;
req->mask = SET_CONSOLE_OUTPUT_INFO_ATTR;
ret = !wine_server_call_err( req );
}
SERVER_END_REQ;
return ret;
}
/******************************************************************************
* SetConsoleScreenBufferSize [KERNEL32.@] Changes size of console
*
* PARAMS
* hConsoleOutput [I] Handle to console screen buffer
* dwSize [I] New size in character rows and cols
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI SetConsoleScreenBufferSize(HANDLE hConsoleOutput, COORD dwSize)
{
BOOL ret;
SERVER_START_REQ(set_console_output_info)
{
req->handle = hConsoleOutput;
req->width = dwSize.X;
req->height = dwSize.Y;
req->mask = SET_CONSOLE_OUTPUT_INFO_SIZE;
ret = !wine_server_call_err( req );
}
SERVER_END_REQ;
return ret;
}
/******************************************************************************
* ScrollConsoleScreenBufferA [KERNEL32.@]
*
*/
BOOL WINAPI ScrollConsoleScreenBufferA(HANDLE hConsoleOutput, LPSMALL_RECT lpScrollRect,
LPSMALL_RECT lpClipRect, COORD dwDestOrigin,
LPCHAR_INFO lpFill)
{
CHAR_INFO ciw;
ciw.Attributes = lpFill->Attributes;
MultiByteToWideChar(CP_ACP, 0, &lpFill->Char.AsciiChar, 1, &ciw.Char.UnicodeChar, 1);
return ScrollConsoleScreenBufferW(hConsoleOutput, lpScrollRect, lpClipRect,
dwDestOrigin, &ciw);
}
/******************************************************************
* fill_line_uniform
*
* Helper function for ScrollConsoleScreenBufferW
* Fills a part of a line with a constant character info
*/
static void fill_line_uniform(HANDLE hConsoleOutput, int i, int j, int len, LPCHAR_INFO lpFill)
{
SERVER_START_REQ( fill_console_output )
{
req->handle = hConsoleOutput;
req->mode = CHAR_INFO_MODE_TEXTATTR;
req->x = i;
req->y = j;
req->count = len;
req->wrap = FALSE;
req->data.ch = lpFill->Char.UnicodeChar;
req->data.attr = lpFill->Attributes;
wine_server_call_err( req );
}
SERVER_END_REQ;
}
/******************************************************************************
* ScrollConsoleScreenBufferW [KERNEL32.@]
*
*/
BOOL WINAPI ScrollConsoleScreenBufferW(HANDLE hConsoleOutput, LPSMALL_RECT lpScrollRect,
LPSMALL_RECT lpClipRect, COORD dwDestOrigin,
LPCHAR_INFO lpFill)
{
SMALL_RECT dst;
DWORD ret;
int i, j;
int start = -1;
SMALL_RECT clip;
CONSOLE_SCREEN_BUFFER_INFO csbi;
BOOL inside;
if (lpClipRect)
TRACE("(%d,(%d,%d-%d,%d),(%d,%d-%d,%d),%d-%d,%p)\n", hConsoleOutput,
lpScrollRect->Left, lpScrollRect->Top,
lpScrollRect->Right, lpScrollRect->Bottom,
lpClipRect->Left, lpClipRect->Top,
lpClipRect->Right, lpClipRect->Bottom,
dwDestOrigin.X, dwDestOrigin.Y, lpFill);
else
TRACE("(%d,(%d,%d-%d,%d),(nil),%d-%d,%p)\n", hConsoleOutput,
lpScrollRect->Left, lpScrollRect->Top,
lpScrollRect->Right, lpScrollRect->Bottom,
dwDestOrigin.X, dwDestOrigin.Y, lpFill);
if (!GetConsoleScreenBufferInfo(hConsoleOutput, &csbi))
return FALSE;
/* step 1: get dst rect */
dst.Left = dwDestOrigin.X;
dst.Top = dwDestOrigin.Y;
dst.Right = dst.Left + (lpScrollRect->Right - lpScrollRect->Left);
dst.Bottom = dst.Top + (lpScrollRect->Bottom - lpScrollRect->Top);
/* step 2a: compute the final clip rect (optional passed clip and screen buffer limits */
if (lpClipRect)
{
clip.Left = max(0, lpClipRect->Left);
clip.Right = min(csbi.dwSize.X - 1, lpClipRect->Right);
clip.Top = max(0, lpClipRect->Top);
clip.Bottom = min(csbi.dwSize.Y - 1, lpClipRect->Bottom);
}
else
{
clip.Left = 0;
clip.Right = csbi.dwSize.X - 1;
clip.Top = 0;
clip.Bottom = csbi.dwSize.Y - 1;
}
if (clip.Left > clip.Right || clip.Top > clip.Bottom) return FALSE;
/* step 2b: clip dst rect */
if (dst.Left < clip.Left ) dst.Left = clip.Left;
if (dst.Top < clip.Top ) dst.Top = clip.Top;
if (dst.Right > clip.Right ) dst.Right = clip.Right;
if (dst.Bottom > clip.Bottom) dst.Bottom = clip.Bottom;
/* step 3: transfer the bits */
SERVER_START_REQ(move_console_output)
{
req->handle = hConsoleOutput;
req->x_src = lpScrollRect->Left;
req->y_src = lpScrollRect->Top;
req->x_dst = dst.Left;
req->y_dst = dst.Top;
req->w = dst.Right - dst.Left + 1;
req->h = dst.Bottom - dst.Top + 1;
ret = !wine_server_call_err( req );
}
SERVER_END_REQ;
if (!ret) return FALSE;
/* step 4: clean out the exposed part */
/* have to write celll [i,j] if it is not in dst rect (because it has already
* been written to by the scroll) and is in clip (we shall not write
* outside of clip)
*/
for (j = max(lpScrollRect->Top, clip.Top); j <= min(lpScrollRect->Bottom, clip.Bottom); j++)
{
inside = dst.Top <= j && j <= dst.Bottom;
start = -1;
for (i = max(lpScrollRect->Left, clip.Left); i <= min(lpScrollRect->Right, clip.Right); i++)
{
if (inside && dst.Left <= i && i <= dst.Right)
{
if (start != -1)
{
fill_line_uniform(hConsoleOutput, start, j, i - start, lpFill);
start = -1;
}
}
else
{
if (start == -1) start = i;
}
}
if (start != -1)
fill_line_uniform(hConsoleOutput, start, j, i - start, lpFill);
}
return TRUE;
}
/* ====================================================================
*
* Console manipulation functions
*
* ====================================================================*/
/* some missing functions...
* FIXME: those are likely to be defined as undocumented function in kernel32 (or part of them)
* should get the right API and implement them
* GetConsoleCommandHistory[AW] (dword dword dword)
* GetConsoleCommandHistoryLength[AW]
* SetConsoleCommandHistoryMode
* SetConsoleNumberOfCommands[AW]
*/
int CONSOLE_GetHistory(int idx, WCHAR* buf, int buf_len)
{
int len = 0;
SERVER_START_REQ( get_console_input_history )
{
req->handle = 0;
req->index = idx;
if (buf && buf_len > 1)
{
wine_server_set_reply( req, buf, (buf_len - 1) * sizeof(WCHAR) );
}
if (!wine_server_call_err( req ))
{
if (buf) buf[wine_server_reply_size(reply) / sizeof(WCHAR)] = 0;
len = reply->total / sizeof(WCHAR) + 1;
}
}
SERVER_END_REQ;
return len;
}
/******************************************************************
* CONSOLE_AppendHistory
*
*
*/
BOOL CONSOLE_AppendHistory(const WCHAR* ptr)
{
size_t len = strlenW(ptr);
BOOL ret;
while (len && (ptr[len - 1] == '\n' || ptr[len - 1] == '\r')) len--;
SERVER_START_REQ( append_console_input_history )
{
req->handle = 0;
wine_server_add_data( req, ptr, len * sizeof(WCHAR) );
ret = !wine_server_call_err( req );
}
SERVER_END_REQ;
return ret;
}
/******************************************************************
* CONSOLE_GetNumHistoryEntries
*
*
*/
unsigned CONSOLE_GetNumHistoryEntries(void)
{
unsigned ret = 0;
SERVER_START_REQ(get_console_input_info)
{
req->handle = 0;
if (!wine_server_call_err( req )) ret = reply->history_index;
}
SERVER_END_REQ;
return ret;
}
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