diff options
Diffstat (limited to 'contrib/syslinux/latest/com32/lib/sys/libansi.c')
| -rw-r--r-- | contrib/syslinux/latest/com32/lib/sys/libansi.c | 247 |
1 files changed, 0 insertions, 247 deletions
diff --git a/contrib/syslinux/latest/com32/lib/sys/libansi.c b/contrib/syslinux/latest/com32/lib/sys/libansi.c deleted file mode 100644 index a011cb8..0000000 --- a/contrib/syslinux/latest/com32/lib/sys/libansi.c +++ /dev/null @@ -1,247 +0,0 @@ -/* ----------------------------------------------------------------------- * - * - * Copyright 2009 Erwan Velu - All Rights Reserved - * - * Permission is hereby granted, free of charge, to any person - * obtaining a copy of this software and associated documentation - * files (the "Software"), to deal in the Software without - * restriction, including without limitation the rights to use, - * copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom - * the Software is furnished to do so, subject to the following - * conditions: - * - * The above copyright notice and this permission notice shall - * be included in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES - * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT - * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, - * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - * - * ----------------------------------------------------------------------- - * Ansi Sequences can be found here : - * http://ascii-table.com/ansi-escape-sequences-vt-100.php - * http://en.wikipedia.org/wiki/ANSI_escape_code - */ - -#include <stdlib.h> -#include <stdio.h> -#include <string.h> -#include <stdbool.h> -#include <stdint.h> - -#include "libansi.h" - -void display_cursor(bool status) -{ - if (status == true) { - fputs(CSI "?25h", stdout); - } else { - fputs(CSI "?25l", stdout); - } -} - -void clear_end_of_line(void) -{ - fputs(CSI "0K", stdout); -} - -void move_cursor_left(int count) -{ - char buffer[10]; - memset(buffer,0,sizeof(buffer)); - sprintf(buffer,CSI "%dD",count); - fputs(buffer, stdout); -} - -void move_cursor_right(int count) -{ - char buffer[10]; - memset(buffer,0,sizeof(buffer)); - sprintf(buffer, CSI "%dC", count); - fputs(buffer, stdout); -} - -void set_cursor_blink(bool status) { - if (status == true) - fputs("\033[05m",stdout); - else - fputs("\033[0m",stdout); -} - -void clear_line(void) -{ - fputs(CSI "2K", stdout); -} - -void clear_beginning_of_line(void) -{ - fputs(CSI "1K", stdout); -} - -void move_cursor_to_column(int count) -{ - char buffer[10]; - memset(buffer,0,sizeof(buffer)); - sprintf(buffer, CSI "%dG", count); - fputs(buffer, stdout); -} - -void move_cursor_to_next_line(void) -{ - fputs("\033e", stdout); -} - -void disable_utf8(void) -{ - fputs("\033%@", stdout); -} - -void set_g1_special_char(void){ - fputs("\033)0", stdout); -} - -void set_us_g0_charset(void) -{ - fputs("\033(B\1#0", stdout); -} - -void clear_entire_screen(void) -{ - fputs(CSI "2J", stdout); -} - -/** - * cprint_vga2ansi - given a VGA attribute, print a character - * @chr: character to print - * @attr: vga attribute - * - * Convert the VGA attribute @attr to an ANSI escape sequence and - * print it. - * For performance, SGR parameters are cached. To reset them, - * call cprint_vga2ansi('0', '0'). - **/ -static void cprint_vga2ansi(const char chr, const char attr) -{ - static const char ansi_char[8] = "04261537"; - static uint16_t last_attr = 0x300; - char buf[16], *p; - - if (chr == '0' && attr == '0') { - last_attr = 0x300; - return; - } - - if (attr != last_attr) { - bool reset = false; - p = buf; - *p++ = '\033'; - *p++ = '['; - - if (last_attr & ~attr & 0x88) { - *p++ = '0'; - *p++ = ';'; - /* Reset last_attr to unknown to handle - * background/foreground attributes correctly */ - last_attr = 0x300; - reset = true; - } - if (attr & 0x08) { - *p++ = '1'; - *p++ = ';'; - } - if (attr & 0x80) { - *p++ = '4'; - *p++ = ';'; - } - if (reset || (attr ^ last_attr) & 0x07) { - *p++ = '3'; - *p++ = ansi_char[attr & 7]; - *p++ = ';'; - } - if (reset || (attr ^ last_attr) & 0x70) { - *p++ = '4'; - *p++ = ansi_char[(attr >> 4) & 7]; - *p++ = ';'; - } - p[-1] = 'm'; /* We'll have generated at least one semicolon */ - p[0] = '\0'; - - last_attr = attr; - - fputs(buf, stdout); - } - - putchar(chr); -} - -/* - * cls - clear and initialize the entire screen - * - * Note: when initializing xterm, one has to specify that - * G1 points to the alternate character set (this is not true - * by default). Without the initial printf "\033)0", line drawing - * characters won't be displayed. - */ -void cls(void) -{ - fputs("\033e\033%@\033)0\033(B\1#0\033[?25l\033[2J", stdout); - - /* Reset SGR parameters cache */ - cprint_vga2ansi('0', '0'); -} - -void reset_colors(void) -{ - csprint(CSI "1D", 0x07); -} - -/** - * cprint - given a VGA attribute, print a single character at cursor - * @chr: character to print - * @attr: VGA attribute - * @times: number of times to print @chr - * - * Note: @attr is a VGA attribute. - **/ -void cprint(const char chr, const char attr, unsigned int times) -{ - while (times--) - cprint_vga2ansi(chr, attr); -} - -/** - * csprint - given a VGA attribute, print a NULL-terminated string - * @str: string to print - * @attr: VGA attribute - **/ -void csprint(const char *str, const char attr) -{ - while (*str) { - cprint(*str, attr, 1); - str++; - } -} - -/** - * clearwindow - fill a given a region on the screen - * @top, @left, @bot, @right: coordinates to fill - * @fillchar: character to use to fill the region - * @fillattr: character attribute (VGA) - **/ -void clearwindow(const char top, const char left, const char bot, - const char right, const char fillchar, const char fillattr) -{ - char x; - for (x = top; x < bot + 1; x++) { - gotoxy(x, left); - cprint(fillchar, fillattr, right - left + 1); - } -} - - |