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280 lines
6.6 KiB
C
280 lines
6.6 KiB
C
/* $Id: tty-keys.c,v 1.4 2008-06-23 16:58:49 nicm Exp $ */
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/*
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* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sys/types.h>
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#include <string.h>
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#include "tmux.h"
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struct {
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const char *name;
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int code;
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} tty_keys[] = {
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/* { "kb", KEYC_BACKSPACE }, */
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{ "kBEG", KEYC_SBEG },
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{ "kCAN", KEYC_SCANCEL },
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{ "kCMD", KEYC_SCOMMAND },
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{ "kCPY", KEYC_SCOPY },
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{ "kCRT", KEYC_SCREATE },
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{ "kDC", KEYC_SDC },
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{ "kDL", KEYC_SDL },
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{ "kEND", KEYC_SEND },
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{ "kEOL", KEYC_SEOL },
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{ "kEXT", KEYC_SEXIT },
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{ "kFND", KEYC_SFIND },
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{ "kHLP", KEYC_SHELP },
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{ "kHOM", KEYC_SHOME },
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{ "kIC", KEYC_SIC },
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{ "kLFT", KEYC_SLEFT },
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{ "kMOV", KEYC_SMOVE },
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{ "kMSG", KEYC_SMESSAGE },
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{ "kNXT", KEYC_SNEXT },
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{ "kOPT", KEYC_SOPTIONS },
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{ "kPRT", KEYC_SPRINT },
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{ "kPRV", KEYC_SPREVIOUS },
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{ "kRDO", KEYC_SREDO },
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{ "kRES", KEYC_SRSUME },
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{ "kRIT", KEYC_SRIGHT },
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{ "kRPL", KEYC_SREPLACE },
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{ "kSAV", KEYC_SSAVE },
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{ "kSPD", KEYC_SSUSPEND },
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{ "kUND", KEYC_SUNDO },
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{ "ka1", KEYC_A1 },
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{ "ka3", KEYC_A3 },
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{ "kb2", KEYC_B2 },
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{ "kbeg", KEYC_BEG },
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{ "kc1", KEYC_C1 },
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{ "kc3", KEYC_C3 },
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{ "kcan", KEYC_CANCEL },
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{ "kcbt", KEYC_BTAB },
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{ "kclo", KEYC_CLOSE },
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{ "kclr", KEYC_CLEAR },
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{ "kcmd", KEYC_COMMAND },
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{ "kcpy", KEYC_COPY },
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{ "kcrt", KEYC_CREATE },
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{ "kctab", KEYC_CTAB },
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{ "kcub1", KEYC_LEFT },
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{ "kcud1", KEYC_DOWN },
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{ "kcuf1", KEYC_RIGHT },
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{ "kcuu1", KEYC_UP },
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{ "kdch1", KEYC_DC },
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{ "kdl1", KEYC_DL },
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{ "ked", KEYC_EOS },
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{ "kel", KEYC_EOL },
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{ "kend", KEYC_END },
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{ "kent", KEYC_ENTER },
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{ "kext", KEYC_EXIT },
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{ "kf0", KEYC_F0 },
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{ "kf1", KEYC_F1 },
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{ "kf10", KEYC_F10 },
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{ "kf11", KEYC_F11 },
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{ "kf12", KEYC_F12 },
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{ "kf13", KEYC_F13 },
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{ "kf14", KEYC_F14 },
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{ "kf15", KEYC_F15 },
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{ "kf16", KEYC_F16 },
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{ "kf17", KEYC_F17 },
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{ "kf18", KEYC_F18 },
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{ "kf19", KEYC_F19 },
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{ "kf2", KEYC_F2 },
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{ "kf20", KEYC_F20 },
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{ "kf21", KEYC_F21 },
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{ "kf22", KEYC_F22 },
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{ "kf23", KEYC_F23 },
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{ "kf24", KEYC_F24 },
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{ "kf25", KEYC_F25 },
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{ "kf26", KEYC_F26 },
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{ "kf27", KEYC_F27 },
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{ "kf28", KEYC_F28 },
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{ "kf29", KEYC_F29 },
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{ "kf3", KEYC_F3 },
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{ "kf30", KEYC_F30 },
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{ "kf31", KEYC_F31 },
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{ "kf32", KEYC_F32 },
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{ "kf33", KEYC_F33 },
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{ "kf34", KEYC_F34 },
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{ "kf35", KEYC_F35 },
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{ "kf36", KEYC_F36 },
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{ "kf37", KEYC_F37 },
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{ "kf38", KEYC_F38 },
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{ "kf39", KEYC_F39 },
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{ "kf4", KEYC_F4 },
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{ "kf40", KEYC_F40 },
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{ "kf41", KEYC_F41 },
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{ "kf42", KEYC_F42 },
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{ "kf43", KEYC_F43 },
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{ "kf44", KEYC_F44 },
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{ "kf45", KEYC_F45 },
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{ "kf46", KEYC_F46 },
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{ "kf47", KEYC_F47 },
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{ "kf48", KEYC_F48 },
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{ "kf49", KEYC_F49 },
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{ "kf5", KEYC_F5 },
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{ "kf50", KEYC_F50 },
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{ "kf51", KEYC_F51 },
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{ "kf52", KEYC_F52 },
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{ "kf53", KEYC_F53 },
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{ "kf54", KEYC_F54 },
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{ "kf55", KEYC_F55 },
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{ "kf56", KEYC_F56 },
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{ "kf57", KEYC_F57 },
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{ "kf58", KEYC_F58 },
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{ "kf59", KEYC_F59 },
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{ "kf6", KEYC_F6 },
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{ "kf60", KEYC_F60 },
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{ "kf61", KEYC_F61 },
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{ "kf62", KEYC_F62 },
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{ "kf63", KEYC_F63 },
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{ "kf7", KEYC_F7 },
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{ "kf8", KEYC_F8 },
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{ "kf9", KEYC_F9 },
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{ "kfnd", KEYC_FIND },
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{ "khlp", KEYC_HELP },
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{ "khome", KEYC_HOME },
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{ "khts", KEYC_STAB },
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{ "kich1", KEYC_IC },
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{ "kil1", KEYC_IL },
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{ "kind", KEYC_SF },
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{ "kll", KEYC_LL },
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{ "kmov", KEYC_MOVE },
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{ "kmrk", KEYC_MARK },
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{ "kmsg", KEYC_MESSAGE },
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{ "knp", KEYC_NPAGE },
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{ "knxt", KEYC_NEXT },
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{ "kopn", KEYC_OPEN },
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{ "kopt", KEYC_OPTIONS },
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{ "kpp", KEYC_PPAGE },
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{ "kprt", KEYC_PRINT },
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{ "kprv", KEYC_PREVIOUS },
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{ "krdo", KEYC_REDO },
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{ "kref", KEYC_REFERENCE },
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{ "kres", KEYC_RESUME },
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{ "krfr", KEYC_REFRESH },
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{ "kri", KEYC_SR },
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{ "krmir", KEYC_EIC },
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{ "krpl", KEYC_REPLACE },
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{ "krst", KEYC_RESTART },
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{ "ksav", KEYC_SAVE },
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{ "kslt", KEYC_SELECT },
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{ "kspd", KEYC_SUSPEND },
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{ "ktbc", KEYC_CATAB },
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{ "kund", KEYC_UNDO },
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{ "pmous", KEYC_MOUSE },
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};
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#define NTTYKEYS (sizeof tty_keys / sizeof tty_keys[0])
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RB_GENERATE(tty_keys, tty_key, entry, tty_keys_cmp);
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int
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tty_keys_cmp(struct tty_key *k1, struct tty_key *k2)
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{
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return (strcmp(k1->string, k2->string));
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}
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void
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tty_keys_init(struct tty *tty)
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{
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struct tty_key *tk;
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u_int i;
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char *s;
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RB_INIT(&tty->ktree);
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tty->ksize = 0;
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for (i = 0; i < NTTYKEYS; i++) {
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s = tigetstr(tty_keys[i].name);
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if (s == (char *) -1 || s == (char *) 0)
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continue;
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if (s[0] != '\033' || s[1] == '\0')
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continue;
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tk = xmalloc(sizeof *tk);
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tk->string = xstrdup(s + 1);
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tk->code = tty_keys[i].code;
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if (strlen(tk->string) > tty->ksize)
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tty->ksize = strlen(tk->string);
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RB_INSERT(tty_keys, &tty->ktree, tk);
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log_debug("found key %d: size now %zu", tk->code, tty->ksize);
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}
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}
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void
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tty_keys_free(struct tty *tty)
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{
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struct tty_key *tk, *tl;
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for (tk = RB_MIN(tty_keys, &tty->ktree); tk != NULL; tk = tl) {
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tl = RB_NEXT(tty_keys, &tty->ktree, tk);
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RB_REMOVE(tty_keys, &tty->ktree, tk);
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xfree(tk->string);
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xfree(tk);
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}
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}
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int
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tty_keys_next(struct tty *tty, int *code)
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{
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struct tty_key *tk, tl;
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size_t size;
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char *s;
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if (BUFFER_USED(tty->in) == 0)
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return (1);
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log_debug("keys have %zu bytes", BUFFER_USED(tty->in));
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if (*BUFFER_OUT(tty->in) != '\033') {
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*code = buffer_read8(tty->in);
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return (0);
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}
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tk = NULL;
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s = xmalloc(tty->ksize + 1);
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for (size = tty->ksize; size > 0; size--) {
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if (size >= BUFFER_USED(tty->in))
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continue;
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memcpy(s, BUFFER_OUT(tty->in) + 1, size);
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s[size] = '\0';
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tl.string = s;
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tk = RB_FIND(tty_keys, &tty->ktree, &tl);
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if (tk != NULL)
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break;
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}
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xfree(s);
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if (tk == NULL) {
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size = tty->ksize;
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if (size > BUFFER_USED(tty->in))
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size = BUFFER_USED(tty->in);
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log_debug(
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"unmatched key: %.*s", (int) size, BUFFER_OUT(tty->in));
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/*
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* XXX Pass through unchanged.
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*/
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*code = '\033';
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buffer_remove(tty->in, 1);
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return (0);
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}
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buffer_remove(tty->in, size + 1);
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*code = tk->code;
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return (0);
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}
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