diff options
Diffstat (limited to 'payloads/libpayload/curses/pdcurses-backend/pdcdisp.c')
| -rw-r--r-- | payloads/libpayload/curses/pdcurses-backend/pdcdisp.c | 247 |
1 files changed, 247 insertions, 0 deletions
diff --git a/payloads/libpayload/curses/pdcurses-backend/pdcdisp.c b/payloads/libpayload/curses/pdcurses-backend/pdcdisp.c new file mode 100644 index 0000000000..80073ac73a --- /dev/null +++ b/payloads/libpayload/curses/pdcurses-backend/pdcdisp.c @@ -0,0 +1,247 @@ +/* Public Domain Curses */ +/* This file is BSD licensed, Copyright 2011 secunet AG */ + +#include "lppdc.h" +#include <libpayload.h> + +/* ACS definitions originally by jshumate@wrdis01.robins.af.mil -- these + match code page 437 and compatible pages (CP850, CP852, etc.) */ + +#ifdef CHTYPE_LONG + +# define A(x) ((chtype)x | A_ALTCHARSET) + +chtype acs_map[128] = +{ + A(0), A(1), A(2), A(3), A(4), A(5), A(6), A(7), A(8), A(9), A(10), + A(11), A(12), A(13), A(14), A(15), A(16), A(17), A(18), A(19), + A(20), A(21), A(22), A(23), A(24), A(25), A(26), A(27), A(28), + A(29), A(30), A(31), ' ', '!', '"', '#', '$', '%', '&', '\'', '(', + ')', '*', + + A(0x1a), A(0x1b), A(0x18), A(0x19), + + '/', + + 0xdb, + + '1', '2', '3', '4', '5', '6', '7', '8', '9', ':', ';', '<', '=', + '>', '?', '@', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', + 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', + 'X', 'Y', 'Z', '[', '\\', ']', '^', '_', + + A(0x04), 0xb1, + + 'b', 'c', 'd', 'e', + + 0xf8, 0xf1, 0xb0, A(0x0f), 0xd9, 0xbf, 0xda, 0xc0, 0xc5, 0x2d, 0x2d, + 0xc4, 0x2d, 0x5f, 0xc3, 0xb4, 0xc1, 0xc2, 0xb3, 0xf3, 0xf2, 0xe3, + 0xd8, 0x9c, 0xf9, + + A(127) +}; + +# undef A + +#endif + +/* See terminfo(5). */ +chtype fallback_acs_map[128] = + { + ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', + ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', + ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', + ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', + ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', + ' ', ' ', ' ', '>', '<', '^', 'v', ' ', + '#', ' ', ' ', ' ', ' ', ' ', ' ', ' ', + ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', + ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', + ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', + ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', + ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', + '+', ':', ' ', ' ', ' ', ' ', '\\', '#', + '#', '#', '+', '+', '+', '+', '+', '~', + '-', '-', '-', '_', '+', '+', '+', '+', + '|', '<', '>', '*', '!', 'f', 'o', ' ', + }; + +#ifdef CONFIG_SERIAL_CONSOLE +#ifdef CONFIG_SERIAL_ACS_FALLBACK +chtype serial_acs_map[128]; +#else +/* See acsc of vt100. */ +chtype serial_acs_map[128] = + { + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + '`', 'a', 0, 0, 0, 0, 'f', 'g', + 0, 0, 'j', 'k', 'l', 'm', 'n', 'o', + 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', + 'x', 'y', 'z', '{', '|', '}', '~', 0, + }; +#endif +#endif + +#ifdef CONFIG_VIDEO_CONSOLE +/* See acsc of linux. */ +chtype console_acs_map[128] = + { + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, '\020', '\021', '\030', '\031', 0, + '\333', 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + '\004', '\261', 0, 0, 0, 0, '\370', '\361', + '\260', '\316', '\331', '\277', '\332', '\300', '\305', '~', + '\304', '\304', '\304', '_', '\303', '\264', '\301', '\302', + '\263', '\363', '\362', '\343', '\330', '\234', '\376', 0, + }; +#endif + +/* position hardware cursor at (y, x) */ + +void PDC_gotoyx(int row, int col) +{ + PDC_LOG(("PDC_gotoyx() - called: row %d col %d\n", row, col)); + +#ifdef CONFIG_SERIAL_CONSOLE + serial_set_cursor(col, row); +#endif +#ifdef CONFIG_VIDEO_CONSOLE + video_console_set_cursor(col, row); +#endif +} + +/* update the given physical line to look like the corresponding line in + curscr */ + +void PDC_transform_line(int lineno, int x, int len, const chtype *srcp) +{ + int j, ch, attr; + + PDC_LOG(("PDC_transform_line() - called: line %d, len %d, curses_flags %d\n", lineno, len, curses_flags)); + +#ifdef CONFIG_SERIAL_CONSOLE + int serial_is_bold = 0; + int serial_is_reverse = 0; + int serial_is_altcharset = 0; + int serial_cur_pair = 0; + int need_altcharset; + + if (curses_flags & F_ENABLE_SERIAL) { + serial_end_bold(); + serial_end_altcharset(); + serial_set_cursor(lineno, x); + } +#endif + + for (j = 0; j < len; j++) + { + ch = srcp[j]; + attr = ch; +#ifdef CONFIG_SERIAL_CONSOLE + if (curses_flags & F_ENABLE_SERIAL) { + if (attr & A_BOLD) { + if (!serial_is_bold) { + serial_start_bold(); + serial_is_bold = 1; + } + } else { + if (serial_is_bold) { + serial_end_bold(); + serial_is_bold = 0; + /* work around serial.c + * shortcoming: + */ + serial_is_reverse = 0; + serial_cur_pair = 0; + } + } + + if (attr & A_REVERSE) { + if (!serial_is_reverse) { + serial_start_reverse(); + serial_is_reverse = 1; + } + } else { + if (serial_is_reverse) { + serial_end_reverse(); + serial_is_reverse = 0; + /* work around serial.c + * shortcoming: + */ + serial_is_bold = 0; + serial_cur_pair = 0; + } + } + + need_altcharset = 0; + if (attr & A_ALTCHARSET) { + if (serial_acs_map[ch & 0x7f]) { + ch = serial_acs_map[ch & 0x7f]; + need_altcharset = 1; + } else + ch = fallback_acs_map[ch & 0x7f]; + } + if (need_altcharset && !serial_is_altcharset) { + serial_start_altcharset(); + serial_is_altcharset = 1; + } + if (!need_altcharset && serial_is_altcharset) { + serial_end_altcharset(); + serial_is_altcharset = 0; + } + + if (serial_cur_pair != PAIR_NUMBER(attr)) { + short int fg, bg; + pair_content(PAIR_NUMBER(attr), + &fg, &bg); + serial_set_color(fg, bg); + serial_cur_pair = PAIR_NUMBER(attr); + } + + serial_putchar(ch & 0xff); + + } +#endif +#ifdef CONFIG_VIDEO_CONSOLE + unsigned char c = pdc_atrtab[srcp[j] >> PDC_ATTR_SHIFT]; + + if (curses_flags & F_ENABLE_CONSOLE) { + if (attr & A_ALTCHARSET) { + if (console_acs_map[ch & 0x7f]) + ch = console_acs_map[ch & 0x7f]; + else + ch = fallback_acs_map[ch & 0x7f]; + } + + /* + * FIXME: Somewhere along the line, the + * character value is getting sign-extented. + * For now grab just the 8 bit character, + * but this will break wide characters! + */ + video_console_putc(lineno, x + j, (c << 8) | ( ch & 0xff)); + } +#endif + } +} + |