1186681Sed/*- 2186681Sed * Copyright (c) 2008-2009 Ed Schouten <ed@FreeBSD.org> 3186681Sed * All rights reserved. 4186681Sed * 5186681Sed * Redistribution and use in source and binary forms, with or without 6186681Sed * modification, are permitted provided that the following conditions 7186681Sed * are met: 8186681Sed * 1. Redistributions of source code must retain the above copyright 9186681Sed * notice, this list of conditions and the following disclaimer. 10186681Sed * 2. Redistributions in binary form must reproduce the above copyright 11186681Sed * notice, this list of conditions and the following disclaimer in the 12186681Sed * documentation and/or other materials provided with the distribution. 13186681Sed * 14186681Sed * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15186681Sed * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16186681Sed * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17186681Sed * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18186681Sed * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19186681Sed * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20186681Sed * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21186681Sed * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22186681Sed * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23186681Sed * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24186681Sed * SUCH DAMAGE. 25186681Sed * 26186681Sed * $FreeBSD$ 27186681Sed */ 28186681Sed 29186681Sed#include <sys/cdefs.h> 30186681Sed#if defined(__FreeBSD__) && defined(_KERNEL) 31186681Sed#include <sys/param.h> 32186681Sed#include <sys/lock.h> 33186681Sed#include <sys/systm.h> 34186681Sed#define teken_assert(x) MPASS(x) 35186681Sed#else /* !(__FreeBSD__ && _KERNEL) */ 36186681Sed#include <sys/types.h> 37186681Sed#include <assert.h> 38206141Sed#include <stdint.h> 39186681Sed#include <stdio.h> 40186681Sed#include <string.h> 41186681Sed#define teken_assert(x) assert(x) 42186681Sed#endif /* __FreeBSD__ && _KERNEL */ 43186681Sed 44221698Sed/* debug messages */ 45221698Sed#define teken_printf(x,...) 46221698Sed 47186681Sed/* Private flags for t_stateflags. */ 48199171Sed#define TS_FIRSTDIGIT 0x0001 /* First numeric digit in escape sequence. */ 49199171Sed#define TS_INSERT 0x0002 /* Insert mode. */ 50199171Sed#define TS_AUTOWRAP 0x0004 /* Autowrap. */ 51199171Sed#define TS_ORIGIN 0x0008 /* Origin mode. */ 52199171Sed#define TS_WRAPPED 0x0010 /* Next character should be printed on col 0. */ 53199171Sed#define TS_8BIT 0x0020 /* UTF-8 disabled. */ 54199171Sed#define TS_CONS25 0x0040 /* cons25 emulation. */ 55199171Sed#define TS_INSTRING 0x0080 /* Inside string. */ 56199171Sed#define TS_CURSORKEYS 0x0100 /* Cursor keys mode. */ 57186681Sed 58186681Sed/* Character that blanks a cell. */ 59186681Sed#define BLANK ' ' 60186681Sed 61197470Sed#include "teken.h" 62197470Sed#include "teken_wcwidth.h" 63197470Sed#include "teken_scs.h" 64197470Sed 65186681Sedstatic teken_state_t teken_state_init; 66186681Sed 67186681Sed/* 68186681Sed * Wrappers for hooks. 69186681Sed */ 70186681Sed 71186681Sedstatic inline void 72186681Sedteken_funcs_bell(teken_t *t) 73186681Sed{ 74186681Sed 75186681Sed t->t_funcs->tf_bell(t->t_softc); 76186681Sed} 77186681Sed 78186681Sedstatic inline void 79186681Sedteken_funcs_cursor(teken_t *t) 80186681Sed{ 81186681Sed 82186681Sed teken_assert(t->t_cursor.tp_row < t->t_winsize.tp_row); 83186681Sed teken_assert(t->t_cursor.tp_col < t->t_winsize.tp_col); 84186681Sed 85186681Sed t->t_funcs->tf_cursor(t->t_softc, &t->t_cursor); 86186681Sed} 87186681Sed 88186681Sedstatic inline void 89186681Sedteken_funcs_putchar(teken_t *t, const teken_pos_t *p, teken_char_t c, 90186681Sed const teken_attr_t *a) 91186681Sed{ 92186681Sed 93186681Sed teken_assert(p->tp_row < t->t_winsize.tp_row); 94186681Sed teken_assert(p->tp_col < t->t_winsize.tp_col); 95186681Sed 96186681Sed t->t_funcs->tf_putchar(t->t_softc, p, c, a); 97186681Sed} 98186681Sed 99186681Sedstatic inline void 100186681Sedteken_funcs_fill(teken_t *t, const teken_rect_t *r, 101186681Sed const teken_char_t c, const teken_attr_t *a) 102186681Sed{ 103186681Sed 104186681Sed teken_assert(r->tr_end.tp_row > r->tr_begin.tp_row); 105186681Sed teken_assert(r->tr_end.tp_row <= t->t_winsize.tp_row); 106186681Sed teken_assert(r->tr_end.tp_col > r->tr_begin.tp_col); 107186681Sed teken_assert(r->tr_end.tp_col <= t->t_winsize.tp_col); 108186681Sed 109186681Sed t->t_funcs->tf_fill(t->t_softc, r, c, a); 110186681Sed} 111186681Sed 112186681Sedstatic inline void 113186681Sedteken_funcs_copy(teken_t *t, const teken_rect_t *r, const teken_pos_t *p) 114186681Sed{ 115186681Sed 116186681Sed teken_assert(r->tr_end.tp_row > r->tr_begin.tp_row); 117186681Sed teken_assert(r->tr_end.tp_row <= t->t_winsize.tp_row); 118186681Sed teken_assert(r->tr_end.tp_col > r->tr_begin.tp_col); 119186681Sed teken_assert(r->tr_end.tp_col <= t->t_winsize.tp_col); 120186681Sed teken_assert(p->tp_row + (r->tr_end.tp_row - r->tr_begin.tp_row) <= t->t_winsize.tp_row); 121186681Sed teken_assert(p->tp_col + (r->tr_end.tp_col - r->tr_begin.tp_col) <= t->t_winsize.tp_col); 122186681Sed 123186681Sed t->t_funcs->tf_copy(t->t_softc, r, p); 124186681Sed} 125186681Sed 126186681Sedstatic inline void 127193184Sedteken_funcs_param(teken_t *t, int cmd, unsigned int value) 128186681Sed{ 129186681Sed 130186681Sed t->t_funcs->tf_param(t->t_softc, cmd, value); 131186681Sed} 132186681Sed 133186681Sedstatic inline void 134186681Sedteken_funcs_respond(teken_t *t, const void *buf, size_t len) 135186681Sed{ 136186681Sed 137186681Sed t->t_funcs->tf_respond(t->t_softc, buf, len); 138186681Sed} 139186681Sed 140186681Sed#include "teken_subr.h" 141186681Sed#include "teken_subr_compat.h" 142186681Sed 143186681Sed/* 144186681Sed * Programming interface. 145186681Sed */ 146186681Sed 147186681Sedvoid 148186681Sedteken_init(teken_t *t, const teken_funcs_t *tf, void *softc) 149186681Sed{ 150186681Sed teken_pos_t tp = { .tp_row = 24, .tp_col = 80 }; 151186681Sed 152186681Sed t->t_funcs = tf; 153186681Sed t->t_softc = softc; 154186681Sed 155186681Sed t->t_nextstate = teken_state_init; 156197117Sed t->t_stateflags = 0; 157197117Sed t->t_utf8_left = 0; 158186681Sed 159186681Sed t->t_defattr.ta_format = 0; 160186681Sed t->t_defattr.ta_fgcolor = TC_WHITE; 161186681Sed t->t_defattr.ta_bgcolor = TC_BLACK; 162186681Sed teken_subr_do_reset(t); 163186681Sed 164186681Sed teken_set_winsize(t, &tp); 165186681Sed} 166186681Sed 167186681Sedstatic void 168186681Sedteken_input_char(teken_t *t, teken_char_t c) 169186681Sed{ 170186681Sed 171197853Sed /* 172197853Sed * There is no support for DCS and OSC. Just discard strings 173197853Sed * until we receive characters that may indicate string 174197853Sed * termination. 175197853Sed */ 176197853Sed if (t->t_stateflags & TS_INSTRING) { 177197853Sed switch (c) { 178197853Sed case '\x1B': 179197853Sed t->t_stateflags &= ~TS_INSTRING; 180197853Sed break; 181197853Sed case '\a': 182197853Sed t->t_stateflags &= ~TS_INSTRING; 183197853Sed return; 184197853Sed default: 185197853Sed return; 186197853Sed } 187197853Sed } 188197853Sed 189186681Sed switch (c) { 190186681Sed case '\0': 191186681Sed break; 192186681Sed case '\a': 193186681Sed teken_subr_bell(t); 194186681Sed break; 195186681Sed case '\b': 196186681Sed teken_subr_backspace(t); 197186681Sed break; 198186681Sed case '\n': 199186681Sed case '\x0B': 200186681Sed teken_subr_newline(t); 201186681Sed break; 202186798Sed case '\x0C': 203186798Sed teken_subr_newpage(t); 204186798Sed break; 205187469Sed case '\x0E': 206197117Sed if (t->t_stateflags & TS_CONS25) 207197117Sed t->t_nextstate(t, c); 208197117Sed else 209197520Sed t->t_curscs = 1; 210187469Sed break; 211187469Sed case '\x0F': 212197117Sed if (t->t_stateflags & TS_CONS25) 213197117Sed t->t_nextstate(t, c); 214197117Sed else 215197520Sed t->t_curscs = 0; 216187469Sed break; 217186681Sed case '\r': 218186681Sed teken_subr_carriage_return(t); 219186681Sed break; 220186681Sed case '\t': 221186681Sed teken_subr_horizontal_tab(t); 222186681Sed break; 223186681Sed default: 224186681Sed t->t_nextstate(t, c); 225186681Sed break; 226186681Sed } 227186681Sed 228186681Sed /* Post-processing assertions. */ 229186681Sed teken_assert(t->t_cursor.tp_row >= t->t_originreg.ts_begin); 230186681Sed teken_assert(t->t_cursor.tp_row < t->t_originreg.ts_end); 231186681Sed teken_assert(t->t_cursor.tp_row < t->t_winsize.tp_row); 232186681Sed teken_assert(t->t_cursor.tp_col < t->t_winsize.tp_col); 233186681Sed teken_assert(t->t_saved_cursor.tp_row < t->t_winsize.tp_row); 234186681Sed teken_assert(t->t_saved_cursor.tp_col < t->t_winsize.tp_col); 235186681Sed teken_assert(t->t_scrollreg.ts_end <= t->t_winsize.tp_row); 236186681Sed teken_assert(t->t_scrollreg.ts_begin < t->t_scrollreg.ts_end); 237186681Sed /* Origin region has to be window size or the same as scrollreg. */ 238186681Sed teken_assert((t->t_originreg.ts_begin == t->t_scrollreg.ts_begin && 239186681Sed t->t_originreg.ts_end == t->t_scrollreg.ts_end) || 240186681Sed (t->t_originreg.ts_begin == 0 && 241186681Sed t->t_originreg.ts_end == t->t_winsize.tp_row)); 242186681Sed} 243186681Sed 244186681Sedstatic void 245186681Sedteken_input_byte(teken_t *t, unsigned char c) 246186681Sed{ 247186681Sed 248186681Sed /* 249186681Sed * UTF-8 handling. 250186681Sed */ 251197117Sed if ((c & 0x80) == 0x00 || t->t_stateflags & TS_8BIT) { 252186681Sed /* One-byte sequence. */ 253186681Sed t->t_utf8_left = 0; 254186681Sed teken_input_char(t, c); 255186681Sed } else if ((c & 0xe0) == 0xc0) { 256186681Sed /* Two-byte sequence. */ 257186681Sed t->t_utf8_left = 1; 258186681Sed t->t_utf8_partial = c & 0x1f; 259186681Sed } else if ((c & 0xf0) == 0xe0) { 260186681Sed /* Three-byte sequence. */ 261186681Sed t->t_utf8_left = 2; 262186681Sed t->t_utf8_partial = c & 0x0f; 263186681Sed } else if ((c & 0xf8) == 0xf0) { 264186681Sed /* Four-byte sequence. */ 265186681Sed t->t_utf8_left = 3; 266186681Sed t->t_utf8_partial = c & 0x07; 267186681Sed } else if ((c & 0xc0) == 0x80) { 268186681Sed if (t->t_utf8_left == 0) 269186681Sed return; 270186681Sed t->t_utf8_left--; 271186681Sed t->t_utf8_partial = (t->t_utf8_partial << 6) | (c & 0x3f); 272186681Sed if (t->t_utf8_left == 0) { 273194293Sed teken_printf("Got UTF-8 char %x\n", t->t_utf8_partial); 274186681Sed teken_input_char(t, t->t_utf8_partial); 275186681Sed } 276186681Sed } 277186681Sed} 278186681Sed 279186681Sedvoid 280186681Sedteken_input(teken_t *t, const void *buf, size_t len) 281186681Sed{ 282186681Sed const char *c = buf; 283186681Sed 284186681Sed while (len-- > 0) 285186681Sed teken_input_byte(t, *c++); 286186681Sed} 287186681Sed 288197117Sedconst teken_pos_t * 289197117Sedteken_get_cursor(teken_t *t) 290197117Sed{ 291197117Sed 292197117Sed return (&t->t_cursor); 293197117Sed} 294197117Sed 295186681Sedvoid 296186681Sedteken_set_cursor(teken_t *t, const teken_pos_t *p) 297186681Sed{ 298186681Sed 299186681Sed /* XXX: bounds checking with originreg! */ 300186681Sed teken_assert(p->tp_row < t->t_winsize.tp_row); 301186681Sed teken_assert(p->tp_col < t->t_winsize.tp_col); 302186681Sed 303186681Sed t->t_cursor = *p; 304186681Sed} 305186681Sed 306188391Sedconst teken_attr_t * 307188391Sedteken_get_curattr(teken_t *t) 308188391Sed{ 309188391Sed 310188391Sed return (&t->t_curattr); 311188391Sed} 312188391Sed 313189617Sedvoid 314189617Sedteken_set_curattr(teken_t *t, const teken_attr_t *a) 315189617Sed{ 316189617Sed 317189617Sed t->t_curattr = *a; 318189617Sed} 319189617Sed 320188391Sedconst teken_attr_t * 321188391Sedteken_get_defattr(teken_t *t) 322188391Sed{ 323188391Sed 324188391Sed return (&t->t_defattr); 325188391Sed} 326188391Sed 327186681Sedvoid 328186681Sedteken_set_defattr(teken_t *t, const teken_attr_t *a) 329186681Sed{ 330186681Sed 331186681Sed t->t_curattr = t->t_saved_curattr = t->t_defattr = *a; 332186681Sed} 333186681Sed 334197117Sedconst teken_pos_t * 335197117Sedteken_get_winsize(teken_t *t) 336197117Sed{ 337197117Sed 338197117Sed return (&t->t_winsize); 339197117Sed} 340197117Sed 341262861Sjhbstatic void 342262861Sjhbteken_trim_cursor_pos(teken_t *t, const teken_pos_t *new) 343262861Sjhb{ 344262861Sjhb const teken_pos_t *cur; 345262861Sjhb 346262861Sjhb cur = &t->t_winsize; 347262861Sjhb 348262861Sjhb if (cur->tp_row < new->tp_row || cur->tp_col < new->tp_col) 349262861Sjhb return; 350262861Sjhb if (t->t_cursor.tp_row >= new->tp_row) 351262861Sjhb t->t_cursor.tp_row = new->tp_row - 1; 352262861Sjhb if (t->t_cursor.tp_col >= new->tp_col) 353262861Sjhb t->t_cursor.tp_col = new->tp_col - 1; 354262861Sjhb} 355262861Sjhb 356186681Sedvoid 357186681Sedteken_set_winsize(teken_t *t, const teken_pos_t *p) 358186681Sed{ 359186681Sed 360262861Sjhb teken_trim_cursor_pos(t, p); 361186681Sed t->t_winsize = *p; 362197114Sed teken_subr_do_reset(t); 363186681Sed} 364186681Sed 365197115Sedvoid 366262861Sjhbteken_set_winsize_noreset(teken_t *t, const teken_pos_t *p) 367262861Sjhb{ 368262861Sjhb 369262861Sjhb teken_trim_cursor_pos(t, p); 370262861Sjhb t->t_winsize = *p; 371262861Sjhb teken_subr_do_resize(t); 372262861Sjhb} 373262861Sjhb 374262861Sjhbvoid 375197115Sedteken_set_8bit(teken_t *t) 376197115Sed{ 377197115Sed 378197117Sed t->t_stateflags |= TS_8BIT; 379197115Sed} 380197115Sed 381197117Sedvoid 382197117Sedteken_set_cons25(teken_t *t) 383197117Sed{ 384197117Sed 385197117Sed t->t_stateflags |= TS_CONS25; 386197117Sed} 387197117Sed 388186681Sed/* 389186681Sed * State machine. 390186681Sed */ 391186681Sed 392186681Sedstatic void 393186681Sedteken_state_switch(teken_t *t, teken_state_t *s) 394186681Sed{ 395186681Sed 396186681Sed t->t_nextstate = s; 397186681Sed t->t_curnum = 0; 398186681Sed t->t_stateflags |= TS_FIRSTDIGIT; 399186681Sed} 400186681Sed 401186681Sedstatic int 402186681Sedteken_state_numbers(teken_t *t, teken_char_t c) 403186681Sed{ 404186681Sed 405186681Sed teken_assert(t->t_curnum < T_NUMSIZE); 406186681Sed 407186681Sed if (c >= '0' && c <= '9') { 408186681Sed /* 409186681Sed * Don't do math with the default value of 1 when a 410186681Sed * custom number is inserted. 411186681Sed */ 412186681Sed if (t->t_stateflags & TS_FIRSTDIGIT) { 413186681Sed t->t_stateflags &= ~TS_FIRSTDIGIT; 414186681Sed t->t_nums[t->t_curnum] = 0; 415186681Sed } else { 416186681Sed t->t_nums[t->t_curnum] *= 10; 417186681Sed } 418186681Sed 419186681Sed t->t_nums[t->t_curnum] += c - '0'; 420186681Sed return (1); 421186681Sed } else if (c == ';') { 422186681Sed if (t->t_stateflags & TS_FIRSTDIGIT) 423186681Sed t->t_nums[t->t_curnum] = 0; 424186681Sed 425186681Sed /* Only allow a limited set of arguments. */ 426186681Sed if (++t->t_curnum == T_NUMSIZE) { 427186681Sed teken_state_switch(t, teken_state_init); 428186681Sed return (1); 429186681Sed } 430186681Sed 431186681Sed t->t_stateflags |= TS_FIRSTDIGIT; 432186681Sed return (1); 433186681Sed } else { 434186681Sed if (t->t_stateflags & TS_FIRSTDIGIT && t->t_curnum > 0) { 435186681Sed /* Finish off the last empty argument. */ 436186681Sed t->t_nums[t->t_curnum] = 0; 437186681Sed t->t_curnum++; 438186681Sed } else if ((t->t_stateflags & TS_FIRSTDIGIT) == 0) { 439186681Sed /* Also count the last argument. */ 440186681Sed t->t_curnum++; 441186681Sed } 442186681Sed } 443186681Sed 444186681Sed return (0); 445186681Sed} 446186681Sed 447197522Sedteken_color_t 448197522Sedteken_256to8(teken_color_t c) 449197522Sed{ 450197522Sed unsigned int r, g, b; 451197522Sed 452197522Sed if (c < 16) { 453197522Sed /* Traditional color indices. */ 454197522Sed return (c % 8); 455197522Sed } else if (c >= 244) { 456197522Sed /* Upper grayscale colors. */ 457197522Sed return (TC_WHITE); 458197522Sed } else if (c >= 232) { 459197522Sed /* Lower grayscale colors. */ 460197522Sed return (TC_BLACK); 461197522Sed } 462197522Sed 463197522Sed /* Convert to RGB. */ 464197522Sed c -= 16; 465197522Sed b = c % 6; 466197522Sed g = (c / 6) % 6; 467197522Sed r = c / 36; 468197522Sed 469197522Sed if (r < g) { 470197522Sed /* Possibly green. */ 471197522Sed if (g < b) 472197522Sed return (TC_BLUE); 473197522Sed else if (g > b) 474197522Sed return (TC_GREEN); 475197522Sed else 476197522Sed return (TC_CYAN); 477197522Sed } else if (r > g) { 478197522Sed /* Possibly red. */ 479197522Sed if (r < b) 480197522Sed return (TC_BLUE); 481197522Sed else if (r > b) 482197522Sed return (TC_RED); 483197522Sed else 484197522Sed return (TC_MAGENTA); 485197522Sed } else { 486197522Sed /* Possibly brown. */ 487197522Sed if (g < b) 488197522Sed return (TC_BLUE); 489197522Sed else if (g > b) 490197522Sed return (TC_BROWN); 491197522Sed else if (r < 3) 492197522Sed return (TC_BLACK); 493197522Sed else 494197522Sed return (TC_WHITE); 495197522Sed } 496197522Sed} 497197522Sed 498199171Sedstatic const char * const special_strings_cons25[] = { 499199171Sed [TKEY_UP] = "\x1B[A", [TKEY_DOWN] = "\x1B[B", 500199171Sed [TKEY_LEFT] = "\x1B[D", [TKEY_RIGHT] = "\x1B[C", 501199171Sed 502199175Sed [TKEY_HOME] = "\x1B[H", [TKEY_END] = "\x1B[F", 503199171Sed [TKEY_INSERT] = "\x1B[L", [TKEY_DELETE] = "\x7F", 504199171Sed [TKEY_PAGE_UP] = "\x1B[I", [TKEY_PAGE_DOWN] = "\x1B[G", 505199171Sed 506199171Sed [TKEY_F1] = "\x1B[M", [TKEY_F2] = "\x1B[N", 507199171Sed [TKEY_F3] = "\x1B[O", [TKEY_F4] = "\x1B[P", 508199171Sed [TKEY_F5] = "\x1B[Q", [TKEY_F6] = "\x1B[R", 509199171Sed [TKEY_F7] = "\x1B[S", [TKEY_F8] = "\x1B[T", 510199171Sed [TKEY_F9] = "\x1B[U", [TKEY_F10] = "\x1B[V", 511199171Sed [TKEY_F11] = "\x1B[W", [TKEY_F12] = "\x1B[X", 512199171Sed}; 513199171Sed 514199171Sedstatic const char * const special_strings_ckeys[] = { 515199171Sed [TKEY_UP] = "\x1BOA", [TKEY_DOWN] = "\x1BOB", 516199171Sed [TKEY_LEFT] = "\x1BOD", [TKEY_RIGHT] = "\x1BOC", 517199171Sed 518199171Sed [TKEY_HOME] = "\x1BOH", [TKEY_END] = "\x1BOF", 519199171Sed}; 520199171Sed 521199171Sedstatic const char * const special_strings_normal[] = { 522199171Sed [TKEY_UP] = "\x1B[A", [TKEY_DOWN] = "\x1B[B", 523199171Sed [TKEY_LEFT] = "\x1B[D", [TKEY_RIGHT] = "\x1B[C", 524199171Sed 525199175Sed [TKEY_HOME] = "\x1B[H", [TKEY_END] = "\x1B[F", 526199171Sed [TKEY_INSERT] = "\x1B[2~", [TKEY_DELETE] = "\x1B[3~", 527199171Sed [TKEY_PAGE_UP] = "\x1B[5~", [TKEY_PAGE_DOWN] = "\x1B[6~", 528199171Sed 529199171Sed [TKEY_F1] = "\x1BOP", [TKEY_F2] = "\x1BOQ", 530199171Sed [TKEY_F3] = "\x1BOR", [TKEY_F4] = "\x1BOS", 531199171Sed [TKEY_F5] = "\x1B[15~", [TKEY_F6] = "\x1B[17~", 532199171Sed [TKEY_F7] = "\x1B[18~", [TKEY_F8] = "\x1B[19~", 533199171Sed [TKEY_F9] = "\x1B[20~", [TKEY_F10] = "\x1B[21~", 534199171Sed [TKEY_F11] = "\x1B[23~", [TKEY_F12] = "\x1B[24~", 535199171Sed}; 536199171Sed 537199171Sedconst char * 538199171Sedteken_get_sequence(teken_t *t, unsigned int k) 539199171Sed{ 540199171Sed 541199171Sed /* Cons25 mode. */ 542199171Sed if (t->t_stateflags & TS_CONS25 && 543199171Sed k < sizeof special_strings_cons25 / sizeof(char *)) 544199171Sed return (special_strings_cons25[k]); 545199171Sed 546199171Sed /* Cursor keys mode. */ 547199171Sed if (t->t_stateflags & TS_CURSORKEYS && 548199171Sed k < sizeof special_strings_ckeys / sizeof(char *)) 549199171Sed return (special_strings_ckeys[k]); 550199171Sed 551199171Sed /* Default xterm sequences. */ 552199171Sed if (k < sizeof special_strings_normal / sizeof(char *)) 553199171Sed return (special_strings_normal[k]); 554223574Sed 555199171Sed return (NULL); 556199171Sed} 557199171Sed 558186681Sed#include "teken_state.h" 559