mirror of
https://github.com/radareorg/radare2.git
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153de56173
* Add VT sequences input support ##windows * Fix radare2 immediately exiting when console is redirected to pipe * Hack to get viewport size under MinTTY * Fix mouse when VT input disabled and buffer scrolled * Fix line wrapping when VT output disabled * Fix build on VS2017 * Fix for comments * fix some weirdness * Fix losing echo after exiting
458 lines
9.8 KiB
C
458 lines
9.8 KiB
C
/* radare - LGPL - Copyright 2009-2019 - pancake */
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#include <r_cons.h>
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#include <r_util/r_assert.h>
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#define I r_cons_singleton ()
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#if __WINDOWS__
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static void __fill_tail(int cols, int lines) {
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lines++;
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if (lines > 0) {
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char white[1024];
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cols = R_MIN (cols, sizeof (white));
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memset (white, ' ', cols - 1);
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lines--;
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white[cols] = '\n';
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while (lines-- > 0) {
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write (1, white, cols);
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}
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}
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}
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R_API void r_cons_w32_clear(void) {
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static HANDLE hStdout = NULL;
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static CONSOLE_SCREEN_BUFFER_INFO csbi;
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COORD startCoords;
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DWORD dummy;
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if (I->vtmode) {
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r_cons_strcat (Color_RESET R_CONS_CLEAR_SCREEN);
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return;
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}
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if (I->is_wine == 1) {
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write (1, "\033[0;0H\033[0m\033[2J", 6 + 4 + 4);
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}
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if (!hStdout) {
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hStdout = GetStdHandle (STD_OUTPUT_HANDLE);
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}
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GetConsoleScreenBufferInfo (hStdout, &csbi);
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startCoords = (COORD) {
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csbi.srWindow.Left,
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csbi.srWindow.Top
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};
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DWORD nLength = csbi.dwSize.X * (csbi.srWindow.Bottom - csbi.srWindow.Top + 1);
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FillConsoleOutputCharacter (hStdout, ' ',
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nLength, startCoords, &dummy);
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FillConsoleOutputAttribute (hStdout,
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FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE | FOREGROUND_INTENSITY,
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nLength, startCoords, &dummy);
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}
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R_API void r_cons_w32_gotoxy(int fd, int x, int y) {
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static HANDLE hStdout = NULL;
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static HANDLE hStderr = NULL;
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HANDLE *hConsole = fd == 1 ? &hStdout : &hStderr;
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COORD coord;
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coord.X = x;
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coord.Y = y;
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if (I->vtmode) {
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r_cons_printf ("\x1b[%d;%dH", y, x);
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return;
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}
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if (I->is_wine == 1) {
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write (fd, "\x1b[0;0H", 6);
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}
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if (!*hConsole) {
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*hConsole = GetStdHandle (fd == 1 ? STD_OUTPUT_HANDLE : STD_ERROR_HANDLE);
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}
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CONSOLE_SCREEN_BUFFER_INFO info;
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GetConsoleScreenBufferInfo (*hConsole, &info);
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coord.X += info.srWindow.Left;
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coord.Y += info.srWindow.Top;
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SetConsoleCursorPosition (*hConsole, coord);
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}
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static int wrapline(const char *s, int len) {
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int l = 0, n = 0;
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for (; n < len; ) {
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l = r_str_len_utf8char (s+n, (len-n));
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n += l;
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}
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return n - ((n > len) ? l : 1);
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}
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// Dupe from canvas.c
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static int utf8len_fixed(const char *s, int n) {
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int i = 0, j = 0, fullwidths = 0;
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while (s[i] && n > 0) {
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if ((s[i] & 0xc0) != 0x80) {
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j++;
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if (r_str_char_fullwidth (s + i, n)) {
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fullwidths++;
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}
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}
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n--;
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i++;
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}
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return j + fullwidths;
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}
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static int bytes_utf8len(const char *s, int n) {
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int ret = 0;
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while (n > 0) {
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int sz = r_str_utf8_charsize (s);
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ret += sz;
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s += sz;
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n--;
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}
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return ret;
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}
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static int r_cons_w32_hprint(DWORD hdl, const char *ptr, int len, bool vmode) {
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HANDLE hConsole = GetStdHandle (hdl);
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int fd = hdl == STD_OUTPUT_HANDLE ? 1 : 2;
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int esc = 0;
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int bg = 0, fg = 1|2|4|8;
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const char *ptr_end, *str = ptr;
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int ret = 0;
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int inv = 0;
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int linelen = 0;
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int ll = 0;
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int raw_ll = 0;
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int lines, cols = r_cons_get_size (&lines);
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if (I->is_wine == -1) {
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I->is_wine = r_file_is_directory ("/proc")? 1: 0;
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}
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if (len < 0) {
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len = strlen ((const char *)ptr);
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}
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ptr_end = ptr + len;
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if (ptr && hConsole)
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for (; *ptr && ptr < ptr_end; ptr++) {
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if (ptr[0] == 0xa) {
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raw_ll = (size_t)(ptr - str);
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ll = utf8len_fixed (str, raw_ll);
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lines--;
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if (vmode && lines < 1) {
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break;
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}
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if (raw_ll < 1) {
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continue;
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}
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if (vmode) {
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/* only chop columns if necessary */
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if (ll + linelen >= cols) {
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// chop line if too long
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ll = (cols - linelen) - 1;
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if (ll < 0) {
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continue;
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}
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}
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}
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if (ll > 0) {
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raw_ll = bytes_utf8len (str, ll);
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write (fd, str, raw_ll);
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linelen += ll;
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}
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esc = 0;
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str = ptr + 1;
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if (vmode) {
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int wlen = cols - linelen;
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char white[1024];
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if (wlen > 0 && wlen < sizeof (white)) {
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memset (white, ' ', sizeof (white));
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write (fd, white, wlen-1);
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}
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}
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write (fd, "\n\r", 2);
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// reset colors for next line
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SetConsoleTextAttribute (hConsole, 1 | 2 | 4 | 8);
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linelen = 0;
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continue;
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}
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if (ptr[0] == 0x1b) {
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raw_ll = (size_t)(ptr - str);
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ll = utf8len_fixed (str, raw_ll);
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if (str[0] == '\n') {
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str++;
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ll--;
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if (vmode) {
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int wlen = cols - linelen - 1;
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char white[1024];
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//wlen = 5;
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if (wlen > 0) {
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memset (white, ' ', sizeof (white));
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write (fd, white, wlen);
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}
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}
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write (fd, "\n\r", 2);
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//write (fd, "\r\n", 2);
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//lines--;
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linelen = 0;
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}
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if (vmode) {
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if (linelen + ll >= cols) {
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// chop line if too long
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ll = (cols - linelen) - 1;
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if (ll > 0) {
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// fix utf8 len here
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ll = wrapline ((const char*)str, cols - linelen - 1);
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}
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}
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}
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if (ll > 0) {
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raw_ll = bytes_utf8len (str, ll);
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write (fd, str, raw_ll);
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linelen += ll;
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}
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esc = 1;
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str = ptr + 1;
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continue;
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}
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if (esc == 1) {
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// \x1b[2J
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if (ptr[0] != '[') {
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eprintf ("Oops invalid escape char\n");
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esc = 0;
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str = ptr + 1;
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continue;
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}
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esc = 2;
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continue;
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} else if (esc == 2) {
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const char *ptr2 = NULL;
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int x, y, i, state = 0;
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for (i = 0; ptr[i] && state >= 0; i++) {
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switch (state) {
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case 0:
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if (ptr[i] == ';') {
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y = atoi ((const char *)ptr);
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state = 1;
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ptr2 = (const char *)ptr+i+1;
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} else if (ptr[i] >='0' && ptr[i]<='9') {
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// ok
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} else {
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state = -1; // END FAIL
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}
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break;
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case 1:
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if (ptr[i]=='H') {
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x = atoi (ptr2);
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state = -2; // END OK
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} else if (ptr[i] >='0' && ptr[i]<='9') {
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// ok
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} else {
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state = -1; // END FAIL
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}
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break;
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}
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}
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if (state == -2) {
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r_cons_w32_gotoxy (fd, x, y);
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ptr += i;
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str = ptr; // + i-2;
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continue;
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}
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bool bright = false;
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if (ptr[0]=='0' && ptr[1] == ';' && ptr[2]=='0') {
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// \x1b[0;0H
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/** clear screen if gotoxy **/
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if (vmode) {
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// fill row here
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__fill_tail (cols, lines);
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}
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r_cons_w32_gotoxy (fd, 0, 0);
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lines = 0;
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esc = 0;
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ptr += 3;
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str = ptr + 1;
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continue;
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} else if (ptr[0]=='2'&&ptr[1]=='J') {
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r_cons_w32_clear ();
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esc = 0;
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ptr = ptr + 1;
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str = ptr + 1;
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continue;
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} else if (ptr[0]=='0'&&(ptr[1]=='m' || ptr [1]=='K')) {
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SetConsoleTextAttribute (hConsole, 1|2|4|8);
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fg = 1|2|4|8;
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bg = 0;
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inv = 0;
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esc = 0;
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ptr++;
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str = ptr + 1;
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continue;
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// reset color
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} else if (ptr[0]=='2'&&ptr[1]=='7'&&ptr[2]=='m') {
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SetConsoleTextAttribute (hConsole, bg|fg);
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inv = 0;
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esc = 0;
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ptr = ptr + 2;
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str = ptr + 1;
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continue;
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// invert off
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} else if (ptr[0]=='7'&&ptr[1]=='m') {
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SetConsoleTextAttribute (hConsole, bg|fg|COMMON_LVB_REVERSE_VIDEO);
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inv = COMMON_LVB_REVERSE_VIDEO;
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esc = 0;
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ptr = ptr + 1;
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str = ptr + 1;
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continue;
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// invert
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} else if ((ptr[0] == '3' || (bright = ptr[0] == '9')) && (ptr[2] == 'm' || ptr[2] == ';')) {
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switch (ptr[1]) {
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case '0': // BLACK
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fg = 0;
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break;
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case '1': // RED
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fg = 4;
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break;
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case '2': // GREEN
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fg = 2;
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break;
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case '3': // YELLOW
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fg = 2|4;
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break;
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case '4': // BLUE
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fg = 1;
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break;
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case '5': // MAGENTA
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fg = 1|4;
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break;
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case '6': // CYAN
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fg = 1|2;
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break;
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case '7': // WHITE
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fg = 1|2|4;
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break;
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case '8': // ???
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case '9':
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break;
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}
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if (bright) {
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fg |= 8;
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}
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SetConsoleTextAttribute (hConsole, bg|fg|inv);
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esc = 0;
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ptr = ptr + 2;
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str = ptr + 1;
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continue;
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} else if ((ptr[0] == '4' && ptr[2] == 'm')
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|| (bright = ptr[0] == '1' && ptr[1] == '0' && ptr[3] == 'm')) {
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/* background color */
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ut8 col = bright ? ptr[2] : ptr[1];
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switch (col) {
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case '0': // BLACK
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bg = 0x0;
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break;
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case '1': // RED
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bg = 0x40;
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break;
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case '2': // GREEN
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bg = 0x20;
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break;
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case '3': // YELLOW
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bg = 0x20|0x40;
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break;
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case '4': // BLUE
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bg = 0x10;
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break;
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case '5': // MAGENTA
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bg = 0x10|0x40;
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break;
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case '6': // CYAN
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bg = 0x10|0x20;
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break;
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case '7': // WHITE
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bg = 0x10|0x20|0x40;
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break;
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case '8': // ???
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case '9':
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break;
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}
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if (bright) {
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bg |= 0x80;
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}
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SetConsoleTextAttribute (hConsole, bg|fg|inv);
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esc = 0;
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ptr = ptr + (bright ? 3 : 2);
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str = ptr + 1;
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continue;
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}
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}
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ret++;
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}
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if (vmode) {
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/* fill partial line */
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int wlen = cols - linelen - 1;
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if (wlen > 0) {
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char white[1024];
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memset (white, ' ', sizeof (white));
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write (fd, white, wlen);
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}
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/* fill tail */
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__fill_tail (cols, lines);
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} else {
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int ll = (size_t)(ptr - str);
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if (ll > 0) {
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write (fd, str, ll);
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linelen += ll;
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}
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}
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return ret;
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}
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R_API int r_cons_w32_print(const char *ptr, int len, bool vmode) {
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return r_cons_w32_hprint (STD_OUTPUT_HANDLE, ptr, len, vmode);
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}
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R_API int r_cons_win_vhprintf(DWORD hdl, bool vmode, const char *fmt, va_list ap) {
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va_list ap2;
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int ret = -1;
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FILE *con = hdl == STD_OUTPUT_HANDLE ? stdout : stderr;
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if (!strchr (fmt, '%')) {
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size_t len = strlen (fmt);
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if (I->vtmode) {
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return fwrite (fmt, 1, len, con);
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}
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return r_cons_w32_hprint (hdl, fmt, len, vmode);
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}
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va_copy (ap2, ap);
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int num_chars = vsnprintf (NULL, 0, fmt, ap2);
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num_chars++;
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char *buf = calloc (1, num_chars);
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if (buf) {
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(void)vsnprintf (buf, num_chars, fmt, ap);
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if (I->vtmode) {
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ret = fwrite (buf, 1, num_chars - 1, con);
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} else {
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ret = r_cons_w32_hprint (hdl, buf, num_chars - 1, vmode);
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}
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free (buf);
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}
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va_end (ap2);
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return ret;
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}
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R_API int r_cons_win_printf(bool vmode, const char *fmt, ...) {
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va_list ap;
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int ret;
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r_return_val_if_fail (fmt, -1);
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va_start (ap, fmt);
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ret = r_cons_win_vhprintf (STD_OUTPUT_HANDLE, vmode, fmt, ap);
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va_end (ap);
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return ret;
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}
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R_API int r_cons_win_eprintf(bool vmode, const char *fmt, ...) {
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va_list ap;
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int ret;
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r_return_val_if_fail (fmt, -1);
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va_start (ap, fmt);
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ret = r_cons_win_vhprintf (STD_ERROR_HANDLE, vmode, fmt, ap);
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va_end (ap);
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return ret;
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}
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#endif
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