coreboot-kgpe-d16/payloads/libpayload/curses/PDCurses/win32/pdcscrn.c

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/* Public Domain Curses */
#include "pdcwin.h"
RCSID("$Id: pdcscrn.c,v 1.92 2008/07/20 20:12:04 wmcbrine Exp $")
#ifdef CHTYPE_LONG
# define PDC_OFFSET 32
#else
# define PDC_OFFSET 8
#endif
/* COLOR_PAIR to attribute encoding table. */
unsigned char *pdc_atrtab = (unsigned char *)NULL;
HANDLE pdc_con_out = INVALID_HANDLE_VALUE;
HANDLE pdc_con_in = INVALID_HANDLE_VALUE;
DWORD pdc_quick_edit;
static short curstoreal[16], realtocurs[16] =
{
COLOR_BLACK, COLOR_BLUE, COLOR_GREEN, COLOR_CYAN, COLOR_RED,
COLOR_MAGENTA, COLOR_YELLOW, COLOR_WHITE, COLOR_BLACK + 8,
COLOR_BLUE + 8, COLOR_GREEN + 8, COLOR_CYAN + 8, COLOR_RED + 8,
COLOR_MAGENTA + 8, COLOR_YELLOW + 8, COLOR_WHITE + 8
};
enum { PDC_RESTORE_NONE, PDC_RESTORE_BUFFER, PDC_RESTORE_WINDOW };
/* Struct for storing console registry keys, and for use with the
undocumented WM_SETCONSOLEINFO message. Originally by James Brown,
www.catch22.net. */
static struct
{
ULONG Length;
COORD ScreenBufferSize;
COORD WindowSize;
ULONG WindowPosX;
ULONG WindowPosY;
COORD FontSize;
ULONG FontFamily;
ULONG FontWeight;
WCHAR FaceName[32];
ULONG CursorSize;
ULONG FullScreen;
ULONG QuickEdit;
ULONG AutoPosition;
ULONG InsertMode;
USHORT ScreenColors;
USHORT PopupColors;
ULONG HistoryNoDup;
ULONG HistoryBufferSize;
ULONG NumberOfHistoryBuffers;
COLORREF ColorTable[16];
ULONG CodePage;
HWND Hwnd;
WCHAR ConsoleTitle[0x100];
} console_info;
static CONSOLE_SCREEN_BUFFER_INFO orig_scr;
static CHAR_INFO *ci_save = NULL;
static DWORD old_console_mode = 0;
static bool is_nt;
static HWND _find_console_handle(void)
{
TCHAR orgtitle[1024], temptitle[1024];
HWND wnd;
GetConsoleTitle(orgtitle, 1024);
wsprintf(temptitle, TEXT("%d/%d"), GetTickCount(), GetCurrentProcessId());
SetConsoleTitle(temptitle);
Sleep(40);
wnd = FindWindow(NULL, temptitle);
SetConsoleTitle(orgtitle);
return wnd;
}
/* Undocumented console message */
#define WM_SETCONSOLEINFO (WM_USER + 201)
/* Wrapper around WM_SETCONSOLEINFO. We need to create the necessary
section (file-mapping) object in the context of the process which
owns the console, before posting the message. Originally by JB. */
static void _set_console_info(void)
{
CONSOLE_SCREEN_BUFFER_INFO csbi;
CONSOLE_CURSOR_INFO cci;
DWORD dwConsoleOwnerPid;
HANDLE hProcess;
HANDLE hSection, hDupSection;
PVOID ptrView;
/* Each-time initialization for console_info */
GetConsoleCursorInfo(pdc_con_out, &cci);
console_info.CursorSize = cci.dwSize;
GetConsoleScreenBufferInfo(pdc_con_out, &csbi);
console_info.ScreenBufferSize = csbi.dwSize;
console_info.WindowSize.X = csbi.srWindow.Right - csbi.srWindow.Left + 1;
console_info.WindowSize.Y = csbi.srWindow.Bottom - csbi.srWindow.Top + 1;
console_info.WindowPosX = csbi.srWindow.Left;
console_info.WindowPosY = csbi.srWindow.Top;
/* Open the process which "owns" the console */
GetWindowThreadProcessId(console_info.Hwnd, &dwConsoleOwnerPid);
hProcess = OpenProcess(PROCESS_ALL_ACCESS, FALSE, dwConsoleOwnerPid);
/* Create a SECTION object backed by page-file, then map a view of
this section into the owner process so we can write the contents
of the CONSOLE_INFO buffer into it */
hSection = CreateFileMapping(INVALID_HANDLE_VALUE, 0, PAGE_READWRITE,
0, sizeof(console_info), 0);
/* Copy our console structure into the section-object */
ptrView = MapViewOfFile(hSection, FILE_MAP_WRITE|FILE_MAP_READ,
0, 0, sizeof(console_info));
memcpy(ptrView, &console_info, sizeof(console_info));
UnmapViewOfFile(ptrView);
/* Map the memory into owner process */
DuplicateHandle(GetCurrentProcess(), hSection, hProcess, &hDupSection,
0, FALSE, DUPLICATE_SAME_ACCESS);
/* Send console window the "update" message */
SendMessage(console_info.Hwnd, WM_SETCONSOLEINFO, (WPARAM)hDupSection, 0);
CloseHandle(hSection);
CloseHandle(hProcess);
}
/* One-time initialization for console_info -- color table and font info
from the registry; other values from functions. */
static void _init_console_info(void)
{
DWORD scrnmode, len;
HKEY reghnd;
int i;
console_info.Hwnd = _find_console_handle();
console_info.Length = sizeof(console_info);
GetConsoleMode(pdc_con_in, &scrnmode);
console_info.QuickEdit = !!(scrnmode & 0x0040);
console_info.InsertMode = !!(scrnmode & 0x0020);
console_info.FullScreen = FALSE;
console_info.AutoPosition = 0x10000;
console_info.ScreenColors = SP->orig_back << 4 | SP->orig_fore;
console_info.PopupColors = 0xf5;
console_info.HistoryNoDup = FALSE;
console_info.HistoryBufferSize = 50;
console_info.NumberOfHistoryBuffers = 4;
console_info.CodePage = GetConsoleOutputCP();
RegOpenKeyEx(HKEY_CURRENT_USER, TEXT("Console"), 0,
KEY_QUERY_VALUE, &reghnd);
len = sizeof(DWORD);
/* Default color table */
for (i = 0; i < 16; i++)
{
char tname[13];
sprintf(tname, "ColorTable%02d", i);
RegQueryValueExA(reghnd, tname, NULL, NULL,
(LPBYTE)(&(console_info.ColorTable[i])), &len);
}
/* Font info */
RegQueryValueEx(reghnd, TEXT("FontSize"), NULL, NULL,
(LPBYTE)(&console_info.FontSize), &len);
RegQueryValueEx(reghnd, TEXT("FontFamily"), NULL, NULL,
(LPBYTE)(&console_info.FontFamily), &len);
RegQueryValueEx(reghnd, TEXT("FontWeight"), NULL, NULL,
(LPBYTE)(&console_info.FontWeight), &len);
len = sizeof(WCHAR) * 32;
RegQueryValueExW(reghnd, L"FaceName", NULL, NULL,
(LPBYTE)(console_info.FaceName), &len);
RegCloseKey(reghnd);
}
/* close the physical screen -- may restore the screen to its state
before PDC_scr_open(); miscellaneous cleanup */
void PDC_scr_close(void)
{
COORD origin;
SMALL_RECT rect;
PDC_LOG(("PDC_scr_close() - called\n"));
PDC_reset_shell_mode();
if (SP->_restore != PDC_RESTORE_NONE)
{
if (SP->_restore == PDC_RESTORE_WINDOW)
{
rect.Top = orig_scr.srWindow.Top;
rect.Left = orig_scr.srWindow.Left;
rect.Bottom = orig_scr.srWindow.Bottom;
rect.Right = orig_scr.srWindow.Right;
}
else /* PDC_RESTORE_BUFFER */
{
rect.Top = rect.Left = 0;
rect.Bottom = orig_scr.dwSize.Y - 1;
rect.Right = orig_scr.dwSize.X - 1;
}
origin.X = origin.Y = 0;
if (!WriteConsoleOutput(pdc_con_out, ci_save, orig_scr.dwSize,
origin, &rect))
return;
}
if (SP->visibility != 1)
curs_set(1);
/* Position cursor to the bottom left of the screen. */
PDC_gotoyx(PDC_get_buffer_rows() - 2, 0);
}
void PDC_scr_free(void)
{
if (SP)
free(SP);
if (pdc_atrtab)
free(pdc_atrtab);
pdc_atrtab = (unsigned char *)NULL;
}
/* open the physical screen -- allocate SP, miscellaneous intialization,
and may save the existing screen for later restoration */
int PDC_scr_open(int argc, char **argv)
{
COORD bufsize, origin;
SMALL_RECT rect;
const char *str;
CONSOLE_SCREEN_BUFFER_INFO csbi;
int i;
PDC_LOG(("PDC_scr_open() - called\n"));
SP = calloc(1, sizeof(SCREEN));
pdc_atrtab = calloc(PDC_COLOR_PAIRS * PDC_OFFSET, 1);
if (!SP || !pdc_atrtab)
return ERR;
for (i = 0; i < 16; i++)
curstoreal[realtocurs[i]] = i;
pdc_con_out = GetStdHandle(STD_OUTPUT_HANDLE);
pdc_con_in = GetStdHandle(STD_INPUT_HANDLE);
if (GetFileType(pdc_con_in) != FILE_TYPE_CHAR)
{
fprintf(stderr, "\nRedirection is not supported.\n");
exit(1);
}
is_nt = !(GetVersion() & 0x80000000);
GetConsoleScreenBufferInfo(pdc_con_out, &csbi);
GetConsoleScreenBufferInfo(pdc_con_out, &orig_scr);
GetConsoleMode(pdc_con_in, &old_console_mode);
/* preserve QuickEdit Mode setting for use in PDC_mouse_set() when
the mouse is not enabled -- other console input settings are
cleared */
pdc_quick_edit = old_console_mode & 0x0040;
SP->lines = (str = getenv("LINES")) ? atoi(str) : PDC_get_rows();
SP->cols = (str = getenv("COLS")) ? atoi(str) : PDC_get_columns();
SP->mouse_wait = PDC_CLICK_PERIOD;
SP->audible = TRUE;
if (SP->lines < 2 || SP->lines > csbi.dwMaximumWindowSize.Y)
{
fprintf(stderr, "LINES value must be >= 2 and <= %d: got %d\n",
csbi.dwMaximumWindowSize.Y, SP->lines);
return ERR;
}
if (SP->cols < 2 || SP->cols > csbi.dwMaximumWindowSize.X)
{
fprintf(stderr, "COLS value must be >= 2 and <= %d: got %d\n",
csbi.dwMaximumWindowSize.X, SP->cols);
return ERR;
}
SP->orig_fore = csbi.wAttributes & 0x0f;
SP->orig_back = (csbi.wAttributes & 0xf0) >> 4;
SP->orig_attr = TRUE;
SP->_restore = PDC_RESTORE_NONE;
if (getenv("PDC_RESTORE_SCREEN"))
{
/* Attempt to save the complete console buffer */
ci_save = malloc(orig_scr.dwSize.X * orig_scr.dwSize.Y *
sizeof(CHAR_INFO));
if (!ci_save)
{
PDC_LOG(("PDC_scr_open() - malloc failure (1)\n"));
return ERR;
}
bufsize.X = orig_scr.dwSize.X;
bufsize.Y = orig_scr.dwSize.Y;
origin.X = origin.Y = 0;
rect.Top = rect.Left = 0;
rect.Bottom = orig_scr.dwSize.Y - 1;
rect.Right = orig_scr.dwSize.X - 1;
if (!ReadConsoleOutput(pdc_con_out, ci_save, bufsize, origin, &rect))
{
/* We can't save the complete buffer, so try and save just
the displayed window */
free(ci_save);
ci_save = NULL;
bufsize.X = orig_scr.srWindow.Right - orig_scr.srWindow.Left + 1;
bufsize.Y = orig_scr.srWindow.Bottom - orig_scr.srWindow.Top + 1;
ci_save = malloc(bufsize.X * bufsize.Y * sizeof(CHAR_INFO));
if (!ci_save)
{
PDC_LOG(("PDC_scr_open() - malloc failure (2)\n"));
return ERR;
}
origin.X = origin.Y = 0;
rect.Top = orig_scr.srWindow.Top;
rect.Left = orig_scr.srWindow.Left;
rect.Bottom = orig_scr.srWindow.Bottom;
rect.Right = orig_scr.srWindow.Right;
if (!ReadConsoleOutput(pdc_con_out, ci_save, bufsize,
origin, &rect))
{
#ifdef PDCDEBUG
CHAR LastError[256];
FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL,
GetLastError(), MAKELANGID(LANG_NEUTRAL,
SUBLANG_DEFAULT), LastError, 256, NULL);
PDC_LOG(("PDC_scr_open() - %s\n", LastError));
#endif
free(ci_save);
ci_save = NULL;
return ERR;
}
SP->_restore = PDC_RESTORE_WINDOW;
}
else
SP->_restore = PDC_RESTORE_BUFFER;
}
SP->_preserve = (getenv("PDC_PRESERVE_SCREEN") != NULL);
PDC_reset_prog_mode();
SP->mono = FALSE;
return OK;
}
/* Calls SetConsoleWindowInfo with the given parameters, but fits them
if a scoll bar shrinks the maximum possible value. The rectangle
must at least fit in a half-sized window. */
static BOOL _fit_console_window(HANDLE con_out, CONST SMALL_RECT *rect)
{
SMALL_RECT run;
SHORT mx, my;
if (SetConsoleWindowInfo(con_out, TRUE, rect))
return TRUE;
run = *rect;
run.Right /= 2;
run.Bottom /= 2;
mx = run.Right;
my = run.Bottom;
if (!SetConsoleWindowInfo(con_out, TRUE, &run))
return FALSE;
for (run.Right = rect->Right; run.Right >= mx; run.Right--)
if (SetConsoleWindowInfo(con_out, TRUE, &run))
break;
if (run.Right < mx)
return FALSE;
for (run.Bottom = rect->Bottom; run.Bottom >= my; run.Bottom--)
if (SetConsoleWindowInfo(con_out, TRUE, &run))
return TRUE;
return FALSE;
}
/* the core of resize_term() */
int PDC_resize_screen(int nlines, int ncols)
{
SMALL_RECT rect;
COORD size, max;
if (nlines < 2 || ncols < 2)
return ERR;
max = GetLargestConsoleWindowSize(pdc_con_out);
rect.Left = rect.Top = 0;
rect.Right = ncols - 1;
if (rect.Right > max.X)
rect.Right = max.X;
rect.Bottom = nlines - 1;
if (rect.Bottom > max.Y)
rect.Bottom = max.Y;
size.X = rect.Right + 1;
size.Y = rect.Bottom + 1;
_fit_console_window(pdc_con_out, &rect);
SetConsoleScreenBufferSize(pdc_con_out, size);
_fit_console_window(pdc_con_out, &rect);
SetConsoleScreenBufferSize(pdc_con_out, size);
SetConsoleActiveScreenBuffer(pdc_con_out);
return OK;
}
void PDC_reset_prog_mode(void)
{
PDC_LOG(("PDC_reset_prog_mode() - called.\n"));
if (is_nt)
{
COORD bufsize;
SMALL_RECT rect;
bufsize.X = orig_scr.srWindow.Right - orig_scr.srWindow.Left + 1;
bufsize.Y = orig_scr.srWindow.Bottom - orig_scr.srWindow.Top + 1;
rect.Top = rect.Left = 0;
rect.Bottom = bufsize.Y - 1;
rect.Right = bufsize.X - 1;
SetConsoleScreenBufferSize(pdc_con_out, bufsize);
SetConsoleWindowInfo(pdc_con_out, TRUE, &rect);
SetConsoleScreenBufferSize(pdc_con_out, bufsize);
SetConsoleActiveScreenBuffer(pdc_con_out);
}
PDC_mouse_set();
}
void PDC_reset_shell_mode(void)
{
PDC_LOG(("PDC_reset_shell_mode() - called.\n"));
if (is_nt)
{
SetConsoleScreenBufferSize(pdc_con_out, orig_scr.dwSize);
SetConsoleWindowInfo(pdc_con_out, TRUE, &orig_scr.srWindow);
SetConsoleScreenBufferSize(pdc_con_out, orig_scr.dwSize);
SetConsoleWindowInfo(pdc_con_out, TRUE, &orig_scr.srWindow);
SetConsoleActiveScreenBuffer(pdc_con_out);
}
SetConsoleMode(pdc_con_in, old_console_mode);
}
void PDC_restore_screen_mode(int i)
{
}
void PDC_save_screen_mode(int i)
{
}
void PDC_init_pair(short pair, short fg, short bg)
{
unsigned char att, temp_bg;
chtype i;
fg = curstoreal[fg];
bg = curstoreal[bg];
for (i = 0; i < PDC_OFFSET; i++)
{
att = fg | (bg << 4);
if (i & (A_REVERSE >> PDC_ATTR_SHIFT))
att = bg | (fg << 4);
if (i & (A_UNDERLINE >> PDC_ATTR_SHIFT))
att = 1;
if (i & (A_INVIS >> PDC_ATTR_SHIFT))
{
temp_bg = att >> 4;
att = temp_bg << 4 | temp_bg;
}
if (i & (A_BOLD >> PDC_ATTR_SHIFT))
att |= 8;
if (i & (A_BLINK >> PDC_ATTR_SHIFT))
att |= 128;
pdc_atrtab[pair * PDC_OFFSET + i] = att;
}
}
int PDC_pair_content(short pair, short *fg, short *bg)
{
*fg = realtocurs[pdc_atrtab[pair * PDC_OFFSET] & 0x0F];
*bg = realtocurs[(pdc_atrtab[pair * PDC_OFFSET] & 0xF0) >> 4];
return OK;
}
bool PDC_can_change_color(void)
{
return is_nt;
}
int PDC_color_content(short color, short *red, short *green, short *blue)
{
DWORD col;
if (!console_info.Hwnd)
_init_console_info();
col = console_info.ColorTable[curstoreal[color]];
*red = DIVROUND(GetRValue(col) * 1000, 255);
*green = DIVROUND(GetGValue(col) * 1000, 255);
*blue = DIVROUND(GetBValue(col) * 1000, 255);
return OK;
}
int PDC_init_color(short color, short red, short green, short blue)
{
if (!console_info.Hwnd)
_init_console_info();
console_info.ColorTable[curstoreal[color]] =
RGB(DIVROUND(red * 255, 1000),
DIVROUND(green * 255, 1000),
DIVROUND(blue * 255, 1000));
_set_console_info();
return OK;
}