Annotation of embedaddon/tmux/tmux.h, revision 1.1.1.1

1.1       misho       1: /* $OpenBSD$ */
                      2: 
                      3: /*
                      4:  * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
                      5:  *
                      6:  * Permission to use, copy, modify, and distribute this software for any
                      7:  * purpose with or without fee is hereby granted, provided that the above
                      8:  * copyright notice and this permission notice appear in all copies.
                      9:  *
                     10:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     11:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     12:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     13:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     14:  * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
                     15:  * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
                     16:  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
                     17:  */
                     18: 
                     19: #ifndef TMUX_H
                     20: #define TMUX_H
                     21: 
                     22: #define PROTOCOL_VERSION 8
                     23: 
                     24: #include <sys/time.h>
                     25: #include <sys/uio.h>
                     26: 
                     27: #include <event.h>
                     28: #include <limits.h>
                     29: #include <stdarg.h>
                     30: #include <stdio.h>
                     31: #include <termios.h>
                     32: #include <wchar.h>
                     33: 
                     34: #ifdef HAVE_UTEMPTER
                     35: #include <utempter.h>
                     36: #endif
                     37: 
                     38: #include "compat.h"
                     39: #include "xmalloc.h"
                     40: 
                     41: extern char   **environ;
                     42: 
                     43: struct args;
                     44: struct client;
                     45: struct cmdq_item;
                     46: struct cmdq_list;
                     47: struct environ;
                     48: struct input_ctx;
                     49: struct mode_key_cmdstr;
                     50: struct mouse_event;
                     51: struct options;
                     52: struct options_entry;
                     53: struct session;
                     54: struct tmuxpeer;
                     55: struct tmuxproc;
                     56: 
                     57: /* Default global configuration file. */
                     58: #ifndef TMUX_CONF
                     59: #define TMUX_CONF "/etc/tmux.conf"
                     60: #endif
                     61: 
                     62: /*
                     63:  * Minimum layout cell size, NOT including separator line. The scroll region
                     64:  * cannot be one line in height so this must be at least two.
                     65:  */
                     66: #define PANE_MINIMUM 2
                     67: 
                     68: /* Automatic name refresh interval, in microseconds. Must be < 1 second. */
                     69: #define NAME_INTERVAL 500000
                     70: 
                     71: /* Maximum size of data to hold from a pane. */
                     72: #define READ_SIZE 4096
                     73: 
                     74: /* Attribute to make GCC check printf-like arguments. */
                     75: #define printflike(a, b) __attribute__ ((format (printf, a, b)))
                     76: 
                     77: /* Number of items in array. */
                     78: #ifndef nitems
                     79: #define nitems(_a) (sizeof((_a)) / sizeof((_a)[0]))
                     80: #endif
                     81: 
                     82: /* Bell option values. */
                     83: #define BELL_NONE 0
                     84: #define BELL_ANY 1
                     85: #define BELL_CURRENT 2
                     86: #define BELL_OTHER 3
                     87: 
                     88: /* Special key codes. */
                     89: #define KEYC_NONE 0xffff00000000ULL
                     90: #define KEYC_UNKNOWN 0xfffe00000000ULL
                     91: #define KEYC_BASE 0x000010000000ULL
                     92: 
                     93: /* Key modifier bits. */
                     94: #define KEYC_ESCAPE 0x200000000000ULL
                     95: #define KEYC_CTRL   0x400000000000ULL
                     96: #define KEYC_SHIFT  0x800000000000ULL
                     97: 
                     98: /* Mask to obtain key w/o modifiers. */
                     99: #define KEYC_MASK_MOD (KEYC_ESCAPE|KEYC_CTRL|KEYC_SHIFT)
                    100: #define KEYC_MASK_KEY (~KEYC_MASK_MOD)
                    101: 
                    102: /* Is this a mouse key? */
                    103: #define KEYC_IS_MOUSE(key) (((key) & KEYC_MASK_KEY) >= KEYC_MOUSE &&   \
                    104:     ((key) & KEYC_MASK_KEY) < KEYC_BSPACE)
                    105: 
                    106: /* Multiple click timeout. */
                    107: #define KEYC_CLICK_TIMEOUT 300
                    108: 
                    109: /* Mouse key codes. */
                    110: #define KEYC_MOUSE_KEY(name)                           \
                    111:        KEYC_ ## name ## _PANE,                         \
                    112:        KEYC_ ## name ## _STATUS,                       \
                    113:        KEYC_ ## name ## _BORDER
                    114: #define KEYC_MOUSE_STRING(name, s)                     \
                    115:        { #s "Pane", KEYC_ ## name ## _PANE },          \
                    116:        { #s "Status", KEYC_ ## name ## _STATUS },      \
                    117:        { #s "Border", KEYC_ ## name ## _BORDER }
                    118: 
                    119: /*
                    120:  * A single key. This can be ASCII or Unicode or one of the keys starting at
                    121:  * KEYC_BASE.
                    122:  */
                    123: typedef unsigned long long key_code;
                    124: 
                    125: /* Special key codes. */
                    126: enum {
                    127:        /* Focus events. */
                    128:        KEYC_FOCUS_IN = KEYC_BASE,
                    129:        KEYC_FOCUS_OUT,
                    130: 
                    131:        /* Mouse keys. */
                    132:        KEYC_MOUSE, /* unclassified mouse event */
                    133:        KEYC_DRAGGING, /* dragging in progress */
                    134:        KEYC_MOUSE_KEY(MOUSEMOVE),
                    135:        KEYC_MOUSE_KEY(MOUSEDOWN1),
                    136:        KEYC_MOUSE_KEY(MOUSEDOWN2),
                    137:        KEYC_MOUSE_KEY(MOUSEDOWN3),
                    138:        KEYC_MOUSE_KEY(MOUSEUP1),
                    139:        KEYC_MOUSE_KEY(MOUSEUP2),
                    140:        KEYC_MOUSE_KEY(MOUSEUP3),
                    141:        KEYC_MOUSE_KEY(MOUSEDRAG1),
                    142:        KEYC_MOUSE_KEY(MOUSEDRAG2),
                    143:        KEYC_MOUSE_KEY(MOUSEDRAG3),
                    144:        KEYC_MOUSE_KEY(MOUSEDRAGEND1),
                    145:        KEYC_MOUSE_KEY(MOUSEDRAGEND2),
                    146:        KEYC_MOUSE_KEY(MOUSEDRAGEND3),
                    147:        KEYC_MOUSE_KEY(WHEELUP),
                    148:        KEYC_MOUSE_KEY(WHEELDOWN),
                    149:        KEYC_MOUSE_KEY(DOUBLECLICK1),
                    150:        KEYC_MOUSE_KEY(DOUBLECLICK2),
                    151:        KEYC_MOUSE_KEY(DOUBLECLICK3),
                    152:        KEYC_MOUSE_KEY(TRIPLECLICK1),
                    153:        KEYC_MOUSE_KEY(TRIPLECLICK2),
                    154:        KEYC_MOUSE_KEY(TRIPLECLICK3),
                    155: 
                    156:        /* Backspace key. */
                    157:        KEYC_BSPACE,
                    158: 
                    159:        /* Function keys. */
                    160:        KEYC_F1,
                    161:        KEYC_F2,
                    162:        KEYC_F3,
                    163:        KEYC_F4,
                    164:        KEYC_F5,
                    165:        KEYC_F6,
                    166:        KEYC_F7,
                    167:        KEYC_F8,
                    168:        KEYC_F9,
                    169:        KEYC_F10,
                    170:        KEYC_F11,
                    171:        KEYC_F12,
                    172:        KEYC_IC,
                    173:        KEYC_DC,
                    174:        KEYC_HOME,
                    175:        KEYC_END,
                    176:        KEYC_NPAGE,
                    177:        KEYC_PPAGE,
                    178:        KEYC_BTAB,
                    179: 
                    180:        /* Arrow keys. */
                    181:        KEYC_UP,
                    182:        KEYC_DOWN,
                    183:        KEYC_LEFT,
                    184:        KEYC_RIGHT,
                    185: 
                    186:        /* Numeric keypad. */
                    187:        KEYC_KP_SLASH,
                    188:        KEYC_KP_STAR,
                    189:        KEYC_KP_MINUS,
                    190:        KEYC_KP_SEVEN,
                    191:        KEYC_KP_EIGHT,
                    192:        KEYC_KP_NINE,
                    193:        KEYC_KP_PLUS,
                    194:        KEYC_KP_FOUR,
                    195:        KEYC_KP_FIVE,
                    196:        KEYC_KP_SIX,
                    197:        KEYC_KP_ONE,
                    198:        KEYC_KP_TWO,
                    199:        KEYC_KP_THREE,
                    200:        KEYC_KP_ENTER,
                    201:        KEYC_KP_ZERO,
                    202:        KEYC_KP_PERIOD,
                    203: };
                    204: 
                    205: /* Termcap codes. */
                    206: enum tty_code_code {
                    207:        TTYC_AX = 0,
                    208:        TTYC_ACSC,      /* acs_chars, ac */
                    209:        TTYC_BCE,       /* back_color_erase, ut */
                    210:        TTYC_BEL,       /* bell, bl */
                    211:        TTYC_BLINK,     /* enter_blink_mode, mb */
                    212:        TTYC_BOLD,      /* enter_bold_mode, md */
                    213:        TTYC_CIVIS,     /* cursor_invisible, vi */
                    214:        TTYC_CLEAR,     /* clear_screen, cl */
                    215:        TTYC_CNORM,     /* cursor_normal, ve */
                    216:        TTYC_COLORS,    /* max_colors, Co */
                    217:        TTYC_CR,        /* restore cursor colour, Cr */
                    218:        TTYC_CS,        /* set cursor colour, Cs */
                    219:        TTYC_CSR,       /* change_scroll_region, cs */
                    220:        TTYC_CUB,       /* parm_left_cursor, LE */
                    221:        TTYC_CUB1,      /* cursor_left, le */
                    222:        TTYC_CUD,       /* parm_down_cursor, DO */
                    223:        TTYC_CUD1,      /* cursor_down, do */
                    224:        TTYC_CUF,       /* parm_right_cursor, RI */
                    225:        TTYC_CUF1,      /* cursor_right, nd */
                    226:        TTYC_CUP,       /* cursor_address, cm */
                    227:        TTYC_CUU,       /* parm_up_cursor, UP */
                    228:        TTYC_CUU1,      /* cursor_up, up */
                    229:        TTYC_CVVIS,     /* cursor_visible, vs */
                    230:        TTYC_DCH,       /* parm_dch, DC */
                    231:        TTYC_DCH1,      /* delete_character, dc */
                    232:        TTYC_DIM,       /* enter_dim_mode, mh */
                    233:        TTYC_DL,        /* parm_delete_line, DL */
                    234:        TTYC_DL1,       /* delete_line, dl */
                    235:        TTYC_E3,
                    236:        TTYC_ECH,       /* erase_chars, ec */
                    237:        TTYC_ED,        /* clr_eos, cd */
                    238:        TTYC_EL,        /* clr_eol, ce */
                    239:        TTYC_EL1,       /* clr_bol, cb */
                    240:        TTYC_ENACS,     /* ena_acs, eA */
                    241:        TTYC_FSL,       /* from_status_line, fsl */
                    242:        TTYC_HOME,      /* cursor_home, ho */
                    243:        TTYC_HPA,       /* column_address, ch */
                    244:        TTYC_ICH,       /* parm_ich, IC */
                    245:        TTYC_ICH1,      /* insert_character, ic */
                    246:        TTYC_IL,        /* parm_insert_line, IL */
                    247:        TTYC_IL1,       /* insert_line, il */
                    248:        TTYC_INDN,      /* parm_index, indn */
                    249:        TTYC_INVIS,     /* enter_secure_mode, mk */
                    250:        TTYC_KCBT,      /* key_btab, kB */
                    251:        TTYC_KCUB1,     /* key_left, kl */
                    252:        TTYC_KCUD1,     /* key_down, kd */
                    253:        TTYC_KCUF1,     /* key_right, kr */
                    254:        TTYC_KCUU1,     /* key_up, ku */
                    255:        TTYC_KDC2,
                    256:        TTYC_KDC3,
                    257:        TTYC_KDC4,
                    258:        TTYC_KDC5,
                    259:        TTYC_KDC6,
                    260:        TTYC_KDC7,
                    261:        TTYC_KDCH1,     /* key_dc, kD */
                    262:        TTYC_KDN2,
                    263:        TTYC_KDN3,
                    264:        TTYC_KDN4,
                    265:        TTYC_KDN5,
                    266:        TTYC_KDN6,
                    267:        TTYC_KDN7,
                    268:        TTYC_KEND,      /* key_end, ke */
                    269:        TTYC_KEND2,
                    270:        TTYC_KEND3,
                    271:        TTYC_KEND4,
                    272:        TTYC_KEND5,
                    273:        TTYC_KEND6,
                    274:        TTYC_KEND7,
                    275:        TTYC_KF1,
                    276:        TTYC_KF10,
                    277:        TTYC_KF11,
                    278:        TTYC_KF12,
                    279:        TTYC_KF13,
                    280:        TTYC_KF14,
                    281:        TTYC_KF15,
                    282:        TTYC_KF16,
                    283:        TTYC_KF17,
                    284:        TTYC_KF18,
                    285:        TTYC_KF19,
                    286:        TTYC_KF2,
                    287:        TTYC_KF20,
                    288:        TTYC_KF21,
                    289:        TTYC_KF22,
                    290:        TTYC_KF23,
                    291:        TTYC_KF24,
                    292:        TTYC_KF25,
                    293:        TTYC_KF26,
                    294:        TTYC_KF27,
                    295:        TTYC_KF28,
                    296:        TTYC_KF29,
                    297:        TTYC_KF3,
                    298:        TTYC_KF30,
                    299:        TTYC_KF31,
                    300:        TTYC_KF32,
                    301:        TTYC_KF33,
                    302:        TTYC_KF34,
                    303:        TTYC_KF35,
                    304:        TTYC_KF36,
                    305:        TTYC_KF37,
                    306:        TTYC_KF38,
                    307:        TTYC_KF39,
                    308:        TTYC_KF4,
                    309:        TTYC_KF40,
                    310:        TTYC_KF41,
                    311:        TTYC_KF42,
                    312:        TTYC_KF43,
                    313:        TTYC_KF44,
                    314:        TTYC_KF45,
                    315:        TTYC_KF46,
                    316:        TTYC_KF47,
                    317:        TTYC_KF48,
                    318:        TTYC_KF49,
                    319:        TTYC_KF5,
                    320:        TTYC_KF50,
                    321:        TTYC_KF51,
                    322:        TTYC_KF52,
                    323:        TTYC_KF53,
                    324:        TTYC_KF54,
                    325:        TTYC_KF55,
                    326:        TTYC_KF56,
                    327:        TTYC_KF57,
                    328:        TTYC_KF58,
                    329:        TTYC_KF59,
                    330:        TTYC_KF6,
                    331:        TTYC_KF60,
                    332:        TTYC_KF61,
                    333:        TTYC_KF62,
                    334:        TTYC_KF63,
                    335:        TTYC_KF7,
                    336:        TTYC_KF8,
                    337:        TTYC_KF9,
                    338:        TTYC_KHOM2,
                    339:        TTYC_KHOM3,
                    340:        TTYC_KHOM4,
                    341:        TTYC_KHOM5,
                    342:        TTYC_KHOM6,
                    343:        TTYC_KHOM7,
                    344:        TTYC_KHOME,     /* key_home, kh */
                    345:        TTYC_KIC2,
                    346:        TTYC_KIC3,
                    347:        TTYC_KIC4,
                    348:        TTYC_KIC5,
                    349:        TTYC_KIC6,
                    350:        TTYC_KIC7,
                    351:        TTYC_KICH1,     /* key_ic, kI */
                    352:        TTYC_KLFT2,
                    353:        TTYC_KLFT3,
                    354:        TTYC_KLFT4,
                    355:        TTYC_KLFT5,
                    356:        TTYC_KLFT6,
                    357:        TTYC_KLFT7,
                    358:        TTYC_KMOUS,     /* key_mouse, Km */
                    359:        TTYC_KNP,       /* key_npage, kN */
                    360:        TTYC_KNXT2,
                    361:        TTYC_KNXT3,
                    362:        TTYC_KNXT4,
                    363:        TTYC_KNXT5,
                    364:        TTYC_KNXT6,
                    365:        TTYC_KNXT7,
                    366:        TTYC_KPP,       /* key_ppage, kP */
                    367:        TTYC_KPRV2,
                    368:        TTYC_KPRV3,
                    369:        TTYC_KPRV4,
                    370:        TTYC_KPRV5,
                    371:        TTYC_KPRV6,
                    372:        TTYC_KPRV7,
                    373:        TTYC_KRIT2,
                    374:        TTYC_KRIT3,
                    375:        TTYC_KRIT4,
                    376:        TTYC_KRIT5,
                    377:        TTYC_KRIT6,
                    378:        TTYC_KRIT7,
                    379:        TTYC_KUP2,
                    380:        TTYC_KUP3,
                    381:        TTYC_KUP4,
                    382:        TTYC_KUP5,
                    383:        TTYC_KUP6,
                    384:        TTYC_KUP7,
                    385:        TTYC_MS,        /* modify xterm(1) selection */
                    386:        TTYC_OP,        /* orig_pair, op */
                    387:        TTYC_REV,       /* enter_reverse_mode, mr */
                    388:        TTYC_RI,        /* scroll_reverse, sr */
                    389:        TTYC_RMACS,     /* exit_alt_charset_mode */
                    390:        TTYC_RMCUP,     /* exit_ca_mode, te */
                    391:        TTYC_RMKX,      /* keypad_local, ke */
                    392:        TTYC_SE,        /* reset cursor style, Se */
                    393:        TTYC_SETAB,     /* set_a_background, AB */
                    394:        TTYC_SETAF,     /* set_a_foreground, AF */
                    395:        TTYC_SGR0,      /* exit_attribute_mode, me */
                    396:        TTYC_SITM,      /* enter_italics_mode, it */
                    397:        TTYC_SMACS,     /* enter_alt_charset_mode, as */
                    398:        TTYC_SMCUP,     /* enter_ca_mode, ti */
                    399:        TTYC_SMKX,      /* keypad_xmit, ks */
                    400:        TTYC_SMSO,      /* enter_standout_mode, so */
                    401:        TTYC_SMUL,      /* enter_underline_mode, us */
                    402:        TTYC_SMXX,
                    403:        TTYC_SS,        /* set cursor style, Ss */
                    404:        TTYC_TC,        /* 24-bit "true" colour, Tc */
                    405:        TTYC_TSL,       /* to_status_line, tsl */
                    406:        TTYC_VPA,       /* row_address, cv */
                    407:        TTYC_XENL,      /* eat_newline_glitch, xn */
                    408:        TTYC_XT,        /* xterm(1)-compatible title, XT */
                    409: };
                    410: 
                    411: /* Message codes. */
                    412: enum msgtype {
                    413:        MSG_VERSION = 12,
                    414: 
                    415:        MSG_IDENTIFY_FLAGS = 100,
                    416:        MSG_IDENTIFY_TERM,
                    417:        MSG_IDENTIFY_TTYNAME,
                    418:        MSG_IDENTIFY_OLDCWD, /* unused */
                    419:        MSG_IDENTIFY_STDIN,
                    420:        MSG_IDENTIFY_ENVIRON,
                    421:        MSG_IDENTIFY_DONE,
                    422:        MSG_IDENTIFY_CLIENTPID,
                    423:        MSG_IDENTIFY_CWD,
                    424: 
                    425:        MSG_COMMAND = 200,
                    426:        MSG_DETACH,
                    427:        MSG_DETACHKILL,
                    428:        MSG_EXIT,
                    429:        MSG_EXITED,
                    430:        MSG_EXITING,
                    431:        MSG_LOCK,
                    432:        MSG_READY,
                    433:        MSG_RESIZE,
                    434:        MSG_SHELL,
                    435:        MSG_SHUTDOWN,
                    436:        MSG_STDERR,
                    437:        MSG_STDIN,
                    438:        MSG_STDOUT,
                    439:        MSG_SUSPEND,
                    440:        MSG_UNLOCK,
                    441:        MSG_WAKEUP,
                    442:        MSG_EXEC,
                    443: };
                    444: 
                    445: /*
                    446:  * Message data.
                    447:  *
                    448:  * Don't forget to bump PROTOCOL_VERSION if any of these change!
                    449:  */
                    450: struct msg_command_data {
                    451:        int     argc;
                    452: }; /* followed by packed argv */
                    453: 
                    454: struct msg_stdin_data {
                    455:        ssize_t size;
                    456:        char    data[BUFSIZ];
                    457: };
                    458: 
                    459: struct msg_stdout_data {
                    460:        ssize_t size;
                    461:        char    data[BUFSIZ];
                    462: };
                    463: 
                    464: struct msg_stderr_data {
                    465:        ssize_t size;
                    466:        char    data[BUFSIZ];
                    467: };
                    468: 
                    469: /* Mode keys. */
                    470: #define MODEKEY_EMACS 0
                    471: #define MODEKEY_VI 1
                    472: 
                    473: /* Modes. */
                    474: #define MODE_CURSOR 0x1
                    475: #define MODE_INSERT 0x2
                    476: #define MODE_KCURSOR 0x4
                    477: #define MODE_KKEYPAD 0x8       /* set = application, clear = number */
                    478: #define MODE_WRAP 0x10         /* whether lines wrap */
                    479: #define MODE_MOUSE_STANDARD 0x20
                    480: #define MODE_MOUSE_BUTTON 0x40
                    481: #define MODE_BLINKING 0x80
                    482: #define MODE_MOUSE_UTF8 0x100
                    483: #define MODE_MOUSE_SGR 0x200
                    484: #define MODE_BRACKETPASTE 0x400
                    485: #define MODE_FOCUSON 0x800
                    486: #define MODE_MOUSE_ALL 0x1000
                    487: 
                    488: #define ALL_MODES 0xffffff
                    489: #define ALL_MOUSE_MODES (MODE_MOUSE_STANDARD|MODE_MOUSE_BUTTON|MODE_MOUSE_ALL)
                    490: 
                    491: /*
                    492:  * A single UTF-8 character. UTF8_SIZE must be big enough to hold at least one
                    493:  * combining character as well.
                    494: */
                    495: #define UTF8_SIZE 9
                    496: struct utf8_data {
                    497:        u_char  data[UTF8_SIZE];
                    498: 
                    499:        u_char  have;
                    500:        u_char  size;
                    501: 
                    502:        u_char  width;  /* 0xff if invalid */
                    503: } __packed;
                    504: enum utf8_state {
                    505:        UTF8_MORE,
                    506:        UTF8_DONE,
                    507:        UTF8_ERROR
                    508: };
                    509: 
                    510: /* Colour flags. */
                    511: #define COLOUR_FLAG_256 0x01000000
                    512: #define COLOUR_FLAG_RGB 0x02000000
                    513: 
                    514: /* Grid attributes. Anything above 0xff is stored in an extended cell. */
                    515: #define GRID_ATTR_BRIGHT 0x1
                    516: #define GRID_ATTR_DIM 0x2
                    517: #define GRID_ATTR_UNDERSCORE 0x4
                    518: #define GRID_ATTR_BLINK 0x8
                    519: #define GRID_ATTR_REVERSE 0x10
                    520: #define GRID_ATTR_HIDDEN 0x20
                    521: #define GRID_ATTR_ITALICS 0x40
                    522: #define GRID_ATTR_CHARSET 0x80 /* alternative character set */
                    523: #define GRID_ATTR_STRIKETHROUGH 0x100
                    524: 
                    525: /* Grid flags. */
                    526: #define GRID_FLAG_FG256 0x1
                    527: #define GRID_FLAG_BG256 0x2
                    528: #define GRID_FLAG_PADDING 0x4
                    529: #define GRID_FLAG_EXTENDED 0x8
                    530: #define GRID_FLAG_SELECTED 0x10
                    531: #define GRID_FLAG_NOPALETTE 0x20
                    532: 
                    533: /* Grid line flags. */
                    534: #define GRID_LINE_WRAPPED 0x1
                    535: #define GRID_LINE_EXTENDED 0x2
                    536: 
                    537: /* Grid cell data. */
                    538: struct grid_cell {
                    539:        u_char                  flags;
                    540:        u_short                 attr;
                    541:        int                     fg;
                    542:        int                     bg;
                    543:        struct utf8_data        data;
                    544: };
                    545: struct grid_cell_entry {
                    546:        u_char                  flags;
                    547:        union {
                    548:                u_int           offset;
                    549:                struct {
                    550:                        u_char  attr;
                    551:                        u_char  fg;
                    552:                        u_char  bg;
                    553:                        u_char  data;
                    554:                } data;
                    555:        };
                    556: } __packed;
                    557: 
                    558: /* Grid line. */
                    559: struct grid_line {
                    560:        u_int                    cellused;
                    561:        u_int                    cellsize;
                    562:        struct grid_cell_entry  *celldata;
                    563: 
                    564:        u_int                    extdsize;
                    565:        struct grid_cell        *extddata;
                    566: 
                    567:        int                      flags;
                    568: } __packed;
                    569: 
                    570: /* Entire grid of cells. */
                    571: struct grid {
                    572:        int                      flags;
                    573: #define GRID_HISTORY 0x1 /* scroll lines into history */
                    574: 
                    575:        u_int                    sx;
                    576:        u_int                    sy;
                    577: 
                    578:        u_int                    hscrolled;
                    579:        u_int                    hsize;
                    580:        u_int                    hlimit;
                    581: 
                    582:        struct grid_line        *linedata;
                    583: };
                    584: 
                    585: /* Hook data structures. */
                    586: struct hook {
                    587:        const char      *name;
                    588: 
                    589:        struct cmd_list *cmdlist;
                    590: 
                    591:        RB_ENTRY(hook)   entry;
                    592: };
                    593: 
                    594: /* Scheduled job. */
                    595: struct job {
                    596:        enum {
                    597:                JOB_RUNNING,
                    598:                JOB_DEAD,
                    599:                JOB_CLOSED
                    600:        } state;
                    601: 
                    602:        char            *cmd;
                    603:        pid_t            pid;
                    604:        int              status;
                    605: 
                    606:        int              fd;
                    607:        struct bufferevent *event;
                    608: 
                    609:        void            (*callbackfn)(struct job *);
                    610:        void            (*freefn)(void *);
                    611:        void            *data;
                    612: 
                    613:        LIST_ENTRY(job)  lentry;
                    614: };
                    615: LIST_HEAD(joblist, job);
                    616: 
                    617: /* Screen selection. */
                    618: struct screen_sel {
                    619:        int              flag;
                    620:        int              hidden;
                    621: 
                    622:        int              rectflag;
                    623:        enum {
                    624:                LINE_SEL_NONE,
                    625:                LINE_SEL_LEFT_RIGHT,
                    626:                LINE_SEL_RIGHT_LEFT,
                    627:        } lineflag;
                    628: 
                    629:        int              modekeys;
                    630: 
                    631:        u_int            sx;
                    632:        u_int            sy;
                    633: 
                    634:        u_int            ex;
                    635:        u_int            ey;
                    636: 
                    637:        struct grid_cell cell;
                    638: };
                    639: 
                    640: /* Virtual screen. */
                    641: struct screen {
                    642:        char                    *title;
                    643: 
                    644:        struct grid             *grid;          /* grid data */
                    645: 
                    646:        u_int                    cx;            /* cursor x */
                    647:        u_int                    cy;            /* cursor y */
                    648: 
                    649:        u_int                    cstyle;        /* cursor style */
                    650:        char                    *ccolour;       /* cursor colour string */
                    651: 
                    652:        u_int                    rupper;        /* scroll region top */
                    653:        u_int                    rlower;        /* scroll region bottom */
                    654: 
                    655:        int                      mode;
                    656: 
                    657:        bitstr_t                *tabs;
                    658: 
                    659:        struct screen_sel        sel;
                    660: };
                    661: 
                    662: /* Screen write context. */
                    663: struct screen_write_collect_item;
                    664: struct screen_write_collect_line;
                    665: struct screen_write_ctx {
                    666:        struct window_pane      *wp;
                    667:        struct screen           *s;
                    668: 
                    669:        struct screen_write_collect_item *item;
                    670:        struct screen_write_collect_line *list;
                    671:        u_int                    scrolled;
                    672: 
                    673:        u_int                    cells;
                    674:        u_int                    written;
                    675:        u_int                    skipped;
                    676: };
                    677: 
                    678: /* Screen size. */
                    679: #define screen_size_x(s) ((s)->grid->sx)
                    680: #define screen_size_y(s) ((s)->grid->sy)
                    681: #define screen_hsize(s) ((s)->grid->hsize)
                    682: #define screen_hlimit(s) ((s)->grid->hlimit)
                    683: 
                    684: /*
                    685:  * Window mode. Windows can be in several modes and this is used to call the
                    686:  * right function to handle input and output.
                    687:  */
                    688: struct window_mode {
                    689:        struct screen *(*init)(struct window_pane *);
                    690:        void    (*free)(struct window_pane *);
                    691:        void    (*resize)(struct window_pane *, u_int, u_int);
                    692:        void    (*key)(struct window_pane *, struct client *, struct session *,
                    693:                    key_code, struct mouse_event *);
                    694: 
                    695:        const char *(*key_table)(struct window_pane *);
                    696:        void    (*command)(struct window_pane *, struct client *,
                    697:                    struct session *, struct args *, struct mouse_event *);
                    698: };
                    699: #define WINDOW_MODE_TIMEOUT 180
                    700: 
                    701: /* Structures for choose mode. */
                    702: struct window_choose_data {
                    703:        struct client           *start_client;
                    704:        struct session          *start_session;
                    705: 
                    706:        u_int                    idx;
                    707:        int                      type;
                    708: #define TREE_OTHER 0x0
                    709: #define TREE_WINDOW 0x1
                    710: #define TREE_SESSION 0x2
                    711: 
                    712:        struct session          *tree_session; /* session of items in tree */
                    713: 
                    714:        struct winlink          *wl;
                    715:        int                      pane_id;
                    716: 
                    717:        char                    *ft_template;
                    718:        struct format_tree      *ft;
                    719: 
                    720:        char                    *command;
                    721: };
                    722: 
                    723: /* Child window structure. */
                    724: struct window_pane {
                    725:        u_int            id;
                    726:        u_int            active_point;
                    727: 
                    728:        struct window   *window;
                    729: 
                    730:        struct layout_cell *layout_cell;
                    731:        struct layout_cell *saved_layout_cell;
                    732: 
                    733:        u_int            sx;
                    734:        u_int            sy;
                    735: 
                    736:        u_int            xoff;
                    737:        u_int            yoff;
                    738: 
                    739:        int              flags;
                    740: #define PANE_REDRAW 0x1
                    741: #define PANE_DROP 0x2
                    742: #define PANE_FOCUSED 0x4
                    743: #define PANE_RESIZE 0x8
                    744: #define PANE_FOCUSPUSH 0x10
                    745: #define PANE_INPUTOFF 0x20
                    746: #define PANE_CHANGED 0x40
                    747: 
                    748:        int              argc;
                    749:        char           **argv;
                    750:        char            *shell;
                    751:        const char      *cwd;
                    752: 
                    753:        pid_t            pid;
                    754:        char             tty[TTY_NAME_MAX];
                    755:        int              status;
                    756: 
                    757:        int              fd;
                    758:        struct bufferevent *event;
                    759: 
                    760:        struct event     resize_timer;
                    761: 
                    762:        struct input_ctx *ictx;
                    763: 
                    764:        struct grid_cell colgc;
                    765: 
                    766:        int             *palette;
                    767: 
                    768:        int              pipe_fd;
                    769:        struct bufferevent *pipe_event;
                    770:        size_t           pipe_off;
                    771: 
                    772:        struct screen   *screen;
                    773:        struct screen    base;
                    774: 
                    775:        struct screen    status_screen;
                    776:        size_t           status_size;
                    777: 
                    778:        /* Saved in alternative screen mode. */
                    779:        u_int            saved_cx;
                    780:        u_int            saved_cy;
                    781:        struct grid     *saved_grid;
                    782:        struct grid_cell saved_cell;
                    783: 
                    784:        const struct window_mode *mode;
                    785:        void            *modedata;
                    786:        struct event     modetimer;
                    787:        time_t           modelast;
                    788:        u_int            modeprefix;
                    789: 
                    790:        TAILQ_ENTRY(window_pane) entry;
                    791:        RB_ENTRY(window_pane) tree_entry;
                    792: };
                    793: TAILQ_HEAD(window_panes, window_pane);
                    794: RB_HEAD(window_pane_tree, window_pane);
                    795: 
                    796: /* Window structure. */
                    797: struct window {
                    798:        u_int            id;
                    799: 
                    800:        char            *name;
                    801:        struct event     name_event;
                    802:        struct timeval   name_time;
                    803: 
                    804:        struct event     alerts_timer;
                    805: 
                    806:        struct timeval   activity_time;
                    807: 
                    808:        struct window_pane *active;
                    809:        struct window_pane *last;
                    810:        struct window_panes panes;
                    811: 
                    812:        int              lastlayout;
                    813:        struct layout_cell *layout_root;
                    814:        struct layout_cell *saved_layout_root;
                    815:        char            *old_layout;
                    816: 
                    817:        u_int            sx;
                    818:        u_int            sy;
                    819: 
                    820:        int              flags;
                    821: #define WINDOW_BELL 0x1
                    822: #define WINDOW_ACTIVITY 0x2
                    823: /* 0x4 unused */
                    824: #define WINDOW_SILENCE 0x8
                    825: #define WINDOW_ZOOMED 0x1000
                    826: #define WINDOW_FORCEWIDTH 0x2000
                    827: #define WINDOW_FORCEHEIGHT 0x4000
                    828: #define WINDOW_STYLECHANGED 0x8000
                    829: #define WINDOW_ALERTFLAGS (WINDOW_BELL|WINDOW_ACTIVITY|WINDOW_SILENCE)
                    830: 
                    831:        int              alerts_queued;
                    832:        TAILQ_ENTRY(window) alerts_entry;
                    833: 
                    834:        struct options  *options;
                    835: 
                    836:        struct grid_cell style;
                    837:        struct grid_cell active_style;
                    838: 
                    839:        u_int            references;
                    840:        TAILQ_HEAD(, winlink) winlinks;
                    841: 
                    842:        RB_ENTRY(window) entry;
                    843: };
                    844: RB_HEAD(windows, window);
                    845: 
                    846: /* Entry on local window list. */
                    847: struct winlink {
                    848:        int              idx;
                    849:        struct session  *session;
                    850:        struct window   *window;
                    851: 
                    852:        size_t           status_width;
                    853:        struct grid_cell status_cell;
                    854:        char            *status_text;
                    855: 
                    856:        int              flags;
                    857: #define WINLINK_BELL 0x1
                    858: #define WINLINK_ACTIVITY 0x2
                    859: #define WINLINK_SILENCE 0x4
                    860: #define WINLINK_ALERTFLAGS (WINLINK_BELL|WINLINK_ACTIVITY|WINLINK_SILENCE)
                    861: 
                    862:        RB_ENTRY(winlink) entry;
                    863:        TAILQ_ENTRY(winlink) wentry;
                    864:        TAILQ_ENTRY(winlink) sentry;
                    865: };
                    866: RB_HEAD(winlinks, winlink);
                    867: TAILQ_HEAD(winlink_stack, winlink);
                    868: 
                    869: /* Layout direction. */
                    870: enum layout_type {
                    871:        LAYOUT_LEFTRIGHT,
                    872:        LAYOUT_TOPBOTTOM,
                    873:        LAYOUT_WINDOWPANE
                    874: };
                    875: 
                    876: /* Layout cells queue. */
                    877: TAILQ_HEAD(layout_cells, layout_cell);
                    878: 
                    879: /* Layout cell. */
                    880: struct layout_cell {
                    881:        enum layout_type type;
                    882: 
                    883:        struct layout_cell *parent;
                    884: 
                    885:        u_int            sx;
                    886:        u_int            sy;
                    887: 
                    888:        u_int            xoff;
                    889:        u_int            yoff;
                    890: 
                    891:        struct window_pane *wp;
                    892:        struct layout_cells cells;
                    893: 
                    894:        TAILQ_ENTRY(layout_cell) entry;
                    895: };
                    896: 
                    897: /* Environment variable. */
                    898: struct environ_entry {
                    899:        char            *name;
                    900:        char            *value;
                    901: 
                    902:        RB_ENTRY(environ_entry) entry;
                    903: };
                    904: 
                    905: /* Client session. */
                    906: struct session_group {
                    907:        const char              *name;
                    908:        TAILQ_HEAD(, session)    sessions;
                    909: 
                    910:        RB_ENTRY(session_group)  entry;
                    911: };
                    912: RB_HEAD(session_groups, session_group);
                    913: 
                    914: struct session {
                    915:        u_int            id;
                    916: 
                    917:        char            *name;
                    918:        const char      *cwd;
                    919: 
                    920:        struct timeval   creation_time;
                    921:        struct timeval   last_attached_time;
                    922:        struct timeval   activity_time;
                    923:        struct timeval   last_activity_time;
                    924: 
                    925:        struct event     lock_timer;
                    926: 
                    927:        u_int            sx;
                    928:        u_int            sy;
                    929: 
                    930:        struct winlink  *curw;
                    931:        struct winlink_stack lastw;
                    932:        struct winlinks  windows;
                    933: 
                    934:        int              statusat;
                    935: 
                    936:        struct hooks    *hooks;
                    937:        struct options  *options;
                    938: 
                    939: #define SESSION_UNATTACHED 0x1 /* not attached to any clients */
                    940: #define SESSION_PASTING 0x2
                    941: #define SESSION_ALERTED 0x4
                    942:        int              flags;
                    943: 
                    944:        u_int            attached;
                    945: 
                    946:        struct termios  *tio;
                    947: 
                    948:        struct environ  *environ;
                    949: 
                    950:        int              references;
                    951: 
                    952:        TAILQ_ENTRY(session) gentry;
                    953:        RB_ENTRY(session)    entry;
                    954: };
                    955: RB_HEAD(sessions, session);
                    956: 
                    957: /* Mouse button masks. */
                    958: #define MOUSE_MASK_BUTTONS 3
                    959: #define MOUSE_MASK_SHIFT 4
                    960: #define MOUSE_MASK_META 8
                    961: #define MOUSE_MASK_CTRL 16
                    962: #define MOUSE_MASK_DRAG 32
                    963: #define MOUSE_MASK_WHEEL 64
                    964: 
                    965: /* Mouse wheel states. */
                    966: #define MOUSE_WHEEL_UP 0
                    967: #define MOUSE_WHEEL_DOWN 64
                    968: 
                    969: /* Mouse helpers. */
                    970: #define MOUSE_BUTTONS(b) ((b) & MOUSE_MASK_BUTTONS)
                    971: #define MOUSE_WHEEL(b) ((b) & MOUSE_MASK_WHEEL)
                    972: #define MOUSE_DRAG(b) ((b) & MOUSE_MASK_DRAG)
                    973: #define MOUSE_RELEASE(b) (((b) & MOUSE_MASK_BUTTONS) == 3)
                    974: 
                    975: /* Mouse input. */
                    976: struct mouse_event {
                    977:        int             valid;
                    978: 
                    979:        key_code        key;
                    980:        int             statusat;
                    981: 
                    982:        u_int           x;
                    983:        u_int           y;
                    984:        u_int           b;
                    985: 
                    986:        u_int           lx;
                    987:        u_int           ly;
                    988:        u_int           lb;
                    989: 
                    990:        int             s;
                    991:        int             w;
                    992:        int             wp;
                    993: 
                    994:        u_int           sgr_type;
                    995:        u_int           sgr_b;
                    996: };
                    997: 
                    998: /* TTY information. */
                    999: struct tty_key {
                   1000:        char             ch;
                   1001:        key_code         key;
                   1002: 
                   1003:        struct tty_key  *left;
                   1004:        struct tty_key  *right;
                   1005: 
                   1006:        struct tty_key  *next;
                   1007: };
                   1008: 
                   1009: struct tty_code;
                   1010: struct tty_term {
                   1011:        char            *name;
                   1012:        u_int            references;
                   1013: 
                   1014:        char             acs[UCHAR_MAX + 1][2];
                   1015: 
                   1016:        struct tty_code *codes;
                   1017: 
                   1018: #define TERM_256COLOURS 0x1
                   1019: #define TERM_EARLYWRAP 0x2
                   1020:        int              flags;
                   1021: 
                   1022:        LIST_ENTRY(tty_term) entry;
                   1023: };
                   1024: LIST_HEAD(tty_terms, tty_term);
                   1025: 
                   1026: struct tty {
                   1027:        struct client   *client;
                   1028: 
                   1029:        u_int            sx;
                   1030:        u_int            sy;
                   1031: 
                   1032:        u_int            cx;
                   1033:        u_int            cy;
                   1034:        u_int            cstyle;
                   1035:        char            *ccolour;
                   1036: 
                   1037:        int              mode;
                   1038: 
                   1039:        u_int            rlower;
                   1040:        u_int            rupper;
                   1041: 
                   1042:        u_int            rleft;
                   1043:        u_int            rright;
                   1044: 
                   1045:        int              fd;
                   1046:        struct event     event_in;
                   1047:        struct evbuffer *in;
                   1048:        struct event     event_out;
                   1049:        struct evbuffer *out;
                   1050:        size_t           written;
                   1051: 
                   1052:        struct termios   tio;
                   1053: 
                   1054:        struct grid_cell cell;
                   1055: 
                   1056:        int              last_wp;
                   1057:        struct grid_cell last_cell;
                   1058: 
                   1059: #define TTY_NOCURSOR 0x1
                   1060: #define TTY_FREEZE 0x2
                   1061: #define TTY_TIMER 0x4
                   1062: #define TTY_UTF8 0x8
                   1063: #define TTY_STARTED 0x10
                   1064: #define TTY_OPENED 0x20
                   1065: #define TTY_FOCUS 0x40
                   1066:        int              flags;
                   1067: 
                   1068:        struct tty_term *term;
                   1069:        char            *term_name;
                   1070:        int              term_flags;
                   1071:        enum {
                   1072:                TTY_VT100,
                   1073:                TTY_VT101,
                   1074:                TTY_VT102,
                   1075:                TTY_VT220,
                   1076:                TTY_VT320,
                   1077:                TTY_VT420,
                   1078:                TTY_UNKNOWN
                   1079:        } term_type;
                   1080: 
                   1081:        struct mouse_event mouse;
                   1082:        int              mouse_drag_flag;
                   1083:        void            (*mouse_drag_update)(struct client *,
                   1084:                            struct mouse_event *);
                   1085:        void            (*mouse_drag_release)(struct client *,
                   1086:                            struct mouse_event *);
                   1087: 
                   1088:        struct event     key_timer;
                   1089:        struct tty_key  *key_tree;
                   1090: };
                   1091: #define TTY_TYPES \
                   1092:        { "VT100", "VT101", "VT102", "VT220", "VT320", "VT420", "UNKNOWN" }
                   1093: 
                   1094: /* TTY command context. */
                   1095: struct tty_ctx {
                   1096:        struct window_pane      *wp;
                   1097: 
                   1098:        const struct grid_cell  *cell;
                   1099: 
                   1100:        u_int            num;
                   1101:        void            *ptr;
                   1102: 
                   1103:        /*
                   1104:         * Cursor and region position before the screen was updated - this is
                   1105:         * where the command should be applied; the values in the screen have
                   1106:         * already been updated.
                   1107:         */
                   1108:        u_int            ocx;
                   1109:        u_int            ocy;
                   1110: 
                   1111:        u_int            orupper;
                   1112:        u_int            orlower;
                   1113: 
                   1114:        u_int            xoff;
                   1115:        u_int            yoff;
                   1116: 
                   1117:        /* The background colour used for clearing (erasing). */
                   1118:        u_int            bg;
                   1119: };
                   1120: 
                   1121: /* Saved message entry. */
                   1122: struct message_entry {
                   1123:        char    *msg;
                   1124:        u_int    msg_num;
                   1125:        time_t   msg_time;
                   1126:        TAILQ_ENTRY(message_entry) entry;
                   1127: };
                   1128: 
                   1129: /* Parsed arguments structures. */
                   1130: struct args_entry;
                   1131: RB_HEAD(args_tree, args_entry);
                   1132: struct args {
                   1133:        struct args_tree          tree;
                   1134:        int                       argc;
                   1135:        char                    **argv;
                   1136: };
                   1137: 
                   1138: /* Command find structures. */
                   1139: enum cmd_find_type {
                   1140:        CMD_FIND_PANE,
                   1141:        CMD_FIND_WINDOW,
                   1142:        CMD_FIND_SESSION,
                   1143: };
                   1144: struct cmd_find_state {
                   1145:        struct cmdq_item        *item;
                   1146:        int                      flags;
                   1147:        struct cmd_find_state   *current;
                   1148: 
                   1149:        struct session          *s;
                   1150:        struct winlink          *wl;
                   1151:        struct window           *w;
                   1152:        struct window_pane      *wp;
                   1153:        int                      idx;
                   1154: };
                   1155: 
                   1156: /* Command find flags. */
                   1157: #define CMD_FIND_PREFER_UNATTACHED 0x1
                   1158: #define CMD_FIND_QUIET 0x2
                   1159: #define CMD_FIND_WINDOW_INDEX 0x4
                   1160: #define CMD_FIND_DEFAULT_MARKED 0x8
                   1161: #define CMD_FIND_EXACT_SESSION 0x10
                   1162: #define CMD_FIND_EXACT_WINDOW 0x20
                   1163: 
                   1164: /* Context for command being executed. */
                   1165: struct cmd_state {
                   1166:        struct client           *c;
                   1167:        struct cmd_find_state    tflag;
                   1168:        struct cmd_find_state    sflag;
                   1169: };
                   1170: 
                   1171: /* Command and list of commands. */
                   1172: struct cmd {
                   1173:        const struct cmd_entry  *entry;
                   1174:        struct args             *args;
                   1175: 
                   1176:        char                    *file;
                   1177:        u_int                    line;
                   1178: 
                   1179: #define CMD_CONTROL 0x1
                   1180:        int                      flags;
                   1181: 
                   1182:        TAILQ_ENTRY(cmd)         qentry;
                   1183: };
                   1184: 
                   1185: struct cmd_list {
                   1186:        int                      references;
                   1187:        TAILQ_HEAD(, cmd)        list;
                   1188: };
                   1189: 
                   1190: /* Command return values. */
                   1191: enum cmd_retval {
                   1192:        CMD_RETURN_ERROR = -1,
                   1193:        CMD_RETURN_NORMAL = 0,
                   1194:        CMD_RETURN_WAIT,
                   1195:        CMD_RETURN_STOP
                   1196: };
                   1197: 
                   1198: /* Command queue item type. */
                   1199: enum cmdq_type {
                   1200:        CMDQ_COMMAND,
                   1201:        CMDQ_CALLBACK,
                   1202: };
                   1203: 
                   1204: /* Command queue item. */
                   1205: typedef enum cmd_retval (*cmdq_cb) (struct cmdq_item *, void *);
                   1206: struct cmdq_item {
                   1207:        const char              *name;
                   1208:        struct cmdq_list        *queue;
                   1209:        struct cmdq_item        *next;
                   1210: 
                   1211:        struct client           *client;
                   1212: 
                   1213:        enum cmdq_type           type;
                   1214:        u_int                    group;
                   1215: 
                   1216:        u_int                    number;
                   1217:        time_t                   time;
                   1218: 
                   1219:        struct format_tree      *formats;
                   1220: 
                   1221:        int                      flags;
                   1222: #define CMDQ_FIRED 0x1
                   1223: #define CMDQ_WAITING 0x2
                   1224: #define CMDQ_NOHOOKS 0x4
                   1225: 
                   1226:        struct cmd_list         *cmdlist;
                   1227:        struct cmd              *cmd;
                   1228:        int                      repeat;
                   1229: 
                   1230:        cmdq_cb                  cb;
                   1231:        void                    *data;
                   1232: 
                   1233:        struct cmd_find_state    current;
                   1234:        struct cmd_state         state;
                   1235: 
                   1236:        struct mouse_event       mouse;
                   1237: 
                   1238:        TAILQ_ENTRY(cmdq_item)   entry;
                   1239: };
                   1240: TAILQ_HEAD(cmdq_list, cmdq_item);
                   1241: 
                   1242: /* Command -c, -t or -s flags. */
                   1243: enum cmd_entry_flag {
                   1244:        CMD_NONE,
                   1245: 
                   1246:        CMD_CLIENT,
                   1247:        CMD_CLIENT_CANFAIL,
                   1248: 
                   1249:        CMD_SESSION,
                   1250:        CMD_SESSION_CANFAIL,
                   1251:        CMD_SESSION_PREFERUNATTACHED,
                   1252:        CMD_SESSION_WITHPANE, /* implies PREFERUNATTACHED */
                   1253: 
                   1254:        CMD_WINDOW,
                   1255:        CMD_WINDOW_CANFAIL,
                   1256:        CMD_WINDOW_MARKED,
                   1257:        CMD_WINDOW_INDEX,
                   1258: 
                   1259:        CMD_PANE,
                   1260:        CMD_PANE_CANFAIL,
                   1261:        CMD_PANE_MARKED,
                   1262: 
                   1263:        CMD_MOVEW_R,
                   1264: };
                   1265: 
                   1266: /* Command definition. */
                   1267: struct cmd_entry {
                   1268:        const char              *name;
                   1269:        const char              *alias;
                   1270: 
                   1271:        struct {
                   1272:                const char      *template;
                   1273:                int              lower;
                   1274:                int              upper;
                   1275:        } args;
                   1276:        const char              *usage;
                   1277: 
                   1278:        enum cmd_entry_flag      tflag;
                   1279:        enum cmd_entry_flag      sflag;
                   1280:        enum cmd_entry_flag      cflag;
                   1281: 
                   1282: #define CMD_STARTSERVER 0x1
                   1283: #define CMD_READONLY 0x2
                   1284: #define CMD_AFTERHOOK 0x4
                   1285:        int              flags;
                   1286: 
                   1287:        enum cmd_retval          (*exec)(struct cmd *, struct cmdq_item *);
                   1288: };
                   1289: 
                   1290: /* Client connection. */
                   1291: struct client {
                   1292:        const char      *name;
                   1293:        struct tmuxpeer *peer;
                   1294:        struct cmdq_list queue;
                   1295: 
                   1296:        pid_t            pid;
                   1297:        int              fd;
                   1298:        struct event     event;
                   1299:        int              retval;
                   1300: 
                   1301:        struct timeval   creation_time;
                   1302:        struct timeval   activity_time;
                   1303: 
                   1304:        struct environ  *environ;
                   1305: 
                   1306:        char            *title;
                   1307:        const char      *cwd;
                   1308: 
                   1309:        char            *term;
                   1310:        char            *ttyname;
                   1311:        struct tty       tty;
                   1312: 
                   1313:        void            (*stdin_callback)(struct client *, int, void *);
                   1314:        void            *stdin_callback_data;
                   1315:        struct evbuffer *stdin_data;
                   1316:        int              stdin_closed;
                   1317:        struct evbuffer *stdout_data;
                   1318:        struct evbuffer *stderr_data;
                   1319: 
                   1320:        struct event     repeat_timer;
                   1321: 
                   1322:        struct event     click_timer;
                   1323:        u_int            click_button;
                   1324: 
                   1325:        struct event     status_timer;
                   1326:        struct screen    status;
                   1327: 
                   1328: #define CLIENT_TERMINAL 0x1
                   1329: #define CLIENT_LOGIN 0x2
                   1330: #define CLIENT_EXIT 0x4
                   1331: #define CLIENT_REDRAW 0x8
                   1332: #define CLIENT_STATUS 0x10
                   1333: #define CLIENT_REPEAT 0x20
                   1334: #define CLIENT_SUSPENDED 0x40
                   1335: #define CLIENT_ATTACHED 0x80
                   1336: #define CLIENT_IDENTIFY 0x100
                   1337: #define CLIENT_DEAD 0x200
                   1338: #define CLIENT_BORDERS 0x400
                   1339: #define CLIENT_READONLY 0x800
                   1340: /* 0x1000 unused */
                   1341: #define CLIENT_CONTROL 0x2000
                   1342: #define CLIENT_CONTROLCONTROL 0x4000
                   1343: #define CLIENT_FOCUSED 0x8000
                   1344: #define CLIENT_UTF8 0x10000
                   1345: #define CLIENT_256COLOURS 0x20000
                   1346: #define CLIENT_IDENTIFIED 0x40000
                   1347: #define CLIENT_STATUSFORCE 0x80000
                   1348: #define CLIENT_DOUBLECLICK 0x100000
                   1349: #define CLIENT_TRIPLECLICK 0x200000
                   1350:        int              flags;
                   1351:        struct key_table *keytable;
                   1352: 
                   1353:        struct event     identify_timer;
                   1354:        void            (*identify_callback)(struct client *, struct window_pane *);
                   1355:        void            *identify_callback_data;
                   1356: 
                   1357:        char            *message_string;
                   1358:        struct event     message_timer;
                   1359:        u_int            message_next;
                   1360:        TAILQ_HEAD(, message_entry) message_log;
                   1361: 
                   1362:        char            *prompt_string;
                   1363:        struct utf8_data *prompt_buffer;
                   1364:        size_t           prompt_index;
                   1365:        int              (*prompt_callbackfn)(void *, const char *, int);
                   1366:        void             (*prompt_freefn)(void *);
                   1367:        void            *prompt_data;
                   1368:        u_int            prompt_hindex;
                   1369:        enum { PROMPT_ENTRY, PROMPT_COMMAND } prompt_mode;
                   1370: 
                   1371: #define PROMPT_SINGLE 0x1
                   1372: #define PROMPT_NUMERIC 0x2
                   1373: #define PROMPT_INCREMENTAL 0x4
                   1374:        int              prompt_flags;
                   1375: 
                   1376:        struct session  *session;
                   1377:        struct session  *last_session;
                   1378: 
                   1379:        int              wlmouse;
                   1380: 
                   1381:        int              references;
                   1382: 
                   1383:        TAILQ_ENTRY(client) entry;
                   1384: };
                   1385: TAILQ_HEAD(clients, client);
                   1386: 
                   1387: /* Key binding and key table. */
                   1388: struct key_binding {
                   1389:        key_code                 key;
                   1390:        struct cmd_list         *cmdlist;
                   1391:        int                      can_repeat;
                   1392: 
                   1393:        RB_ENTRY(key_binding)    entry;
                   1394: };
                   1395: RB_HEAD(key_bindings, key_binding);
                   1396: 
                   1397: struct key_table {
                   1398:        const char               *name;
                   1399:        struct key_bindings      key_bindings;
                   1400: 
                   1401:        u_int                    references;
                   1402: 
                   1403:        RB_ENTRY(key_table)      entry;
                   1404: };
                   1405: RB_HEAD(key_tables, key_table);
                   1406: 
                   1407: /* Option table entries. */
                   1408: enum options_table_type {
                   1409:        OPTIONS_TABLE_STRING,
                   1410:        OPTIONS_TABLE_NUMBER,
                   1411:        OPTIONS_TABLE_KEY,
                   1412:        OPTIONS_TABLE_COLOUR,
                   1413:        OPTIONS_TABLE_ATTRIBUTES,
                   1414:        OPTIONS_TABLE_FLAG,
                   1415:        OPTIONS_TABLE_CHOICE,
                   1416:        OPTIONS_TABLE_STYLE,
                   1417:        OPTIONS_TABLE_ARRAY,
                   1418: };
                   1419: enum options_table_scope {
                   1420:        OPTIONS_TABLE_NONE,
                   1421:        OPTIONS_TABLE_SERVER,
                   1422:        OPTIONS_TABLE_SESSION,
                   1423:        OPTIONS_TABLE_WINDOW,
                   1424: };
                   1425: 
                   1426: struct options_table_entry {
                   1427:        const char               *name;
                   1428:        enum options_table_type   type;
                   1429:        enum options_table_scope  scope;
                   1430: 
                   1431:        u_int                     minimum;
                   1432:        u_int                     maximum;
                   1433:        const char              **choices;
                   1434: 
                   1435:        const char               *default_str;
                   1436:        long long                 default_num;
                   1437: 
                   1438:        const char               *separator;
                   1439:        const char               *style;
                   1440: };
                   1441: 
                   1442: /* Common command usages. */
                   1443: #define CMD_TARGET_PANE_USAGE "[-t target-pane]"
                   1444: #define CMD_TARGET_WINDOW_USAGE "[-t target-window]"
                   1445: #define CMD_TARGET_SESSION_USAGE "[-t target-session]"
                   1446: #define CMD_TARGET_CLIENT_USAGE "[-t target-client]"
                   1447: #define CMD_SRCDST_PANE_USAGE "[-s src-pane] [-t dst-pane]"
                   1448: #define CMD_SRCDST_WINDOW_USAGE "[-s src-window] [-t dst-window]"
                   1449: #define CMD_SRCDST_SESSION_USAGE "[-s src-session] [-t dst-session]"
                   1450: #define CMD_SRCDST_CLIENT_USAGE "[-s src-client] [-t dst-client]"
                   1451: #define CMD_BUFFER_USAGE "[-b buffer-name]"
                   1452: 
                   1453: /* tmux.c */
                   1454: extern struct hooks    *global_hooks;
                   1455: extern struct options  *global_options;
                   1456: extern struct options  *global_s_options;
                   1457: extern struct options  *global_w_options;
                   1458: extern struct environ  *global_environ;
                   1459: extern struct timeval   start_time;
                   1460: extern const char      *socket_path;
                   1461: extern int              ptm_fd;
                   1462: int             areshell(const char *);
                   1463: void            setblocking(int, int);
                   1464: const char     *find_home(void);
                   1465: 
                   1466: /* proc.c */
                   1467: struct imsg;
                   1468: int    proc_send(struct tmuxpeer *, enum msgtype, int, const void *, size_t);
                   1469: int    proc_send_s(struct tmuxpeer *, enum msgtype, const char *);
                   1470: struct tmuxproc *proc_start(const char *, struct event_base *, int,
                   1471:            void (*)(int));
                   1472: void   proc_loop(struct tmuxproc *, int (*)(void));
                   1473: void   proc_exit(struct tmuxproc *);
                   1474: struct tmuxpeer *proc_add_peer(struct tmuxproc *, int,
                   1475:            void (*)(struct imsg *, void *), void *);
                   1476: void   proc_remove_peer(struct tmuxpeer *);
                   1477: void   proc_kill_peer(struct tmuxpeer *);
                   1478: 
                   1479: /* cfg.c */
                   1480: extern int cfg_finished;
                   1481: extern struct client *cfg_client;
                   1482: void   start_cfg(void);
                   1483: int    load_cfg(const char *, struct client *, struct cmdq_item *, int);
                   1484: void   set_cfg_file(const char *);
                   1485: void printflike(1, 2) cfg_add_cause(const char *, ...);
                   1486: void   cfg_print_causes(struct cmdq_item *);
                   1487: void   cfg_show_causes(struct session *);
                   1488: 
                   1489: /* paste.c */
                   1490: struct paste_buffer;
                   1491: const char     *paste_buffer_name(struct paste_buffer *);
                   1492: u_int           paste_buffer_order(struct paste_buffer *);
                   1493: time_t          paste_buffer_created(struct paste_buffer *);
                   1494: const char     *paste_buffer_data(struct paste_buffer *, size_t *);
                   1495: struct paste_buffer *paste_walk(struct paste_buffer *);
                   1496: struct paste_buffer *paste_get_top(const char **);
                   1497: struct paste_buffer *paste_get_name(const char *);
                   1498: void            paste_free(struct paste_buffer *);
                   1499: void            paste_add(char *, size_t);
                   1500: int             paste_rename(const char *, const char *, char **);
                   1501: int             paste_set(char *, size_t, const char *, char **);
                   1502: char           *paste_make_sample(struct paste_buffer *);
                   1503: 
                   1504: /* format.c */
                   1505: #define FORMAT_STATUS 0x1
                   1506: #define FORMAT_FORCE 0x2
                   1507: #define FORMAT_NOJOBS 0x4
                   1508: #define FORMAT_NONE 0
                   1509: #define FORMAT_PANE 0x80000000U
                   1510: #define FORMAT_WINDOW 0x40000000U
                   1511: struct format_tree;
                   1512: struct format_tree *format_create(struct cmdq_item *, int, int);
                   1513: void            format_free(struct format_tree *);
                   1514: void printflike(3, 4) format_add(struct format_tree *, const char *,
                   1515:                     const char *, ...);
                   1516: char           *format_expand_time(struct format_tree *, const char *, time_t);
                   1517: char           *format_expand(struct format_tree *, const char *);
                   1518: char           *format_single(struct cmdq_item *, const char *,
                   1519:                     struct client *, struct session *, struct winlink *,
                   1520:                     struct window_pane *);
                   1521: void            format_defaults(struct format_tree *, struct client *,
                   1522:                     struct session *, struct winlink *, struct window_pane *);
                   1523: void            format_defaults_window(struct format_tree *, struct window *);
                   1524: void            format_defaults_pane(struct format_tree *,
                   1525:                     struct window_pane *);
                   1526: void            format_defaults_paste_buffer(struct format_tree *,
                   1527:                     struct paste_buffer *);
                   1528: 
                   1529: /* hooks.c */
                   1530: struct hook;
                   1531: struct hooks   *hooks_get(struct session *);
                   1532: struct hooks   *hooks_create(struct hooks *);
                   1533: void            hooks_free(struct hooks *);
                   1534: struct hook    *hooks_first(struct hooks *);
                   1535: struct hook    *hooks_next(struct hook *);
                   1536: void            hooks_add(struct hooks *, const char *, struct cmd_list *);
                   1537: void            hooks_copy(struct hooks *, struct hooks *);
                   1538: void            hooks_remove(struct hooks *, const char *);
                   1539: struct hook    *hooks_find(struct hooks *, const char *);
                   1540: void printflike(4, 5) hooks_run(struct hooks *, struct client *,
                   1541:                    struct cmd_find_state *, const char *, ...);
                   1542: void printflike(4, 5) hooks_insert(struct hooks *, struct cmdq_item *,
                   1543:                    struct cmd_find_state *, const char *, ...);
                   1544: 
                   1545: /* notify.c */
                   1546: void   notify_input(struct window_pane *, struct evbuffer *);
                   1547: void   notify_client(const char *, struct client *);
                   1548: void   notify_session(const char *, struct session *);
                   1549: void   notify_winlink(const char *, struct session *, struct winlink *);
                   1550: void   notify_session_window(const char *, struct session *, struct window *);
                   1551: void   notify_window(const char *, struct window *);
                   1552: void   notify_pane(const char *, struct window_pane *);
                   1553: 
                   1554: /* options.c */
                   1555: struct options *options_create(struct options *);
                   1556: void            options_free(struct options *);
                   1557: struct options_entry *options_first(struct options *);
                   1558: struct options_entry *options_next(struct options_entry *);
                   1559: struct options_entry *options_empty(struct options *,
                   1560:                     const struct options_table_entry *);
                   1561: struct options_entry *options_default(struct options *,
                   1562:                     const struct options_table_entry *);
                   1563: const char     *options_name(struct options_entry *);
                   1564: const struct options_table_entry *options_table_entry(struct options_entry *);
                   1565: struct options_entry *options_get_only(struct options *, const char *);
                   1566: struct options_entry *options_get(struct options *, const char *);
                   1567: void            options_remove(struct options_entry *);
                   1568: void            options_array_clear(struct options_entry *);
                   1569: const char     *options_array_get(struct options_entry *, u_int);
                   1570: int             options_array_set(struct options_entry *, u_int, const char *,
                   1571:                     int);
                   1572: int             options_array_size(struct options_entry *, u_int *);
                   1573: void            options_array_assign(struct options_entry *, const char *);
                   1574: int             options_isstring(struct options_entry *);
                   1575: const char     *options_tostring(struct options_entry *, int, int);
                   1576: char           *options_parse(const char *, int *);
                   1577: struct options_entry *options_parse_get(struct options *, const char *, int *,
                   1578:                     int);
                   1579: char           *options_match(const char *, int *, int *);
                   1580: struct options_entry *options_match_get(struct options *, const char *, int *,
                   1581:                     int, int *);
                   1582: const char     *options_get_string(struct options *, const char *);
                   1583: long long       options_get_number(struct options *, const char *);
                   1584: const struct grid_cell *options_get_style(struct options *, const char *);
                   1585: struct options_entry * printflike(4, 5) options_set_string(struct options *,
                   1586:                     const char *, int, const char *, ...);
                   1587: struct options_entry *options_set_number(struct options *, const char *,
                   1588:                     long long);
                   1589: struct options_entry *options_set_style(struct options *, const char *, int,
                   1590:                     const char *);
                   1591: enum options_table_scope options_scope_from_flags(struct args *, int,
                   1592:                     struct cmd_find_state *, struct options **, char **);
                   1593: void            options_style_update_new(struct options *,
                   1594:                     struct options_entry *);
                   1595: void            options_style_update_old(struct options *,
                   1596:                     struct options_entry *);
                   1597: 
                   1598: /* options-table.c */
                   1599: extern const struct options_table_entry options_table[];
                   1600: 
                   1601: /* job.c */
                   1602: extern struct joblist all_jobs;
                   1603: struct job *job_run(const char *, struct session *, const char *,
                   1604:            void (*)(struct job *), void (*)(void *), void *);
                   1605: void   job_free(struct job *);
                   1606: void   job_died(struct job *, int);
                   1607: 
                   1608: /* environ.c */
                   1609: struct environ *environ_create(void);
                   1610: void   environ_free(struct environ *);
                   1611: struct environ_entry *environ_first(struct environ *);
                   1612: struct environ_entry *environ_next(struct environ_entry *);
                   1613: void   environ_copy(struct environ *, struct environ *);
                   1614: struct environ_entry *environ_find(struct environ *, const char *);
                   1615: void printflike(3, 4) environ_set(struct environ *, const char *, const char *,
                   1616:            ...);
                   1617: void   environ_clear(struct environ *, const char *);
                   1618: void   environ_put(struct environ *, const char *);
                   1619: void   environ_unset(struct environ *, const char *);
                   1620: void   environ_update(struct options *, struct environ *, struct environ *);
                   1621: void   environ_push(struct environ *);
                   1622: void   environ_log(struct environ *, const char *);
                   1623: struct environ *environ_for_session(struct session *);
                   1624: 
                   1625: /* tty.c */
                   1626: void   tty_create_log(void);
                   1627: void   tty_raw(struct tty *, const char *);
                   1628: void   tty_attributes(struct tty *, const struct grid_cell *,
                   1629:            const struct window_pane *);
                   1630: void   tty_reset(struct tty *);
                   1631: void   tty_region_off(struct tty *);
                   1632: void   tty_margin_off(struct tty *);
                   1633: void   tty_cursor(struct tty *, u_int, u_int);
                   1634: void   tty_putcode(struct tty *, enum tty_code_code);
                   1635: void   tty_putcode1(struct tty *, enum tty_code_code, int);
                   1636: void   tty_putcode2(struct tty *, enum tty_code_code, int, int);
                   1637: void   tty_putcode_ptr1(struct tty *, enum tty_code_code, const void *);
                   1638: void   tty_putcode_ptr2(struct tty *, enum tty_code_code, const void *,
                   1639:            const void *);
                   1640: void   tty_puts(struct tty *, const char *);
                   1641: void   tty_putc(struct tty *, u_char);
                   1642: void   tty_putn(struct tty *, const void *, size_t, u_int);
                   1643: int    tty_init(struct tty *, struct client *, int, char *);
                   1644: int    tty_resize(struct tty *);
                   1645: int    tty_set_size(struct tty *, u_int, u_int);
                   1646: void   tty_start_tty(struct tty *);
                   1647: void   tty_stop_tty(struct tty *);
                   1648: void   tty_set_title(struct tty *, const char *);
                   1649: void   tty_update_mode(struct tty *, int, struct screen *);
                   1650: void   tty_draw_pane(struct tty *, const struct window_pane *, u_int, u_int,
                   1651:            u_int);
                   1652: void   tty_draw_line(struct tty *, const struct window_pane *, struct screen *,
                   1653:            u_int, u_int, u_int);
                   1654: int    tty_open(struct tty *, char **);
                   1655: void   tty_close(struct tty *);
                   1656: void   tty_free(struct tty *);
                   1657: void   tty_set_type(struct tty *, int);
                   1658: void   tty_write(void (*)(struct tty *, const struct tty_ctx *),
                   1659:            struct tty_ctx *);
                   1660: void   tty_cmd_alignmenttest(struct tty *, const struct tty_ctx *);
                   1661: void   tty_cmd_cell(struct tty *, const struct tty_ctx *);
                   1662: void   tty_cmd_cells(struct tty *, const struct tty_ctx *);
                   1663: void   tty_cmd_clearendofline(struct tty *, const struct tty_ctx *);
                   1664: void   tty_cmd_clearendofscreen(struct tty *, const struct tty_ctx *);
                   1665: void   tty_cmd_clearline(struct tty *, const struct tty_ctx *);
                   1666: void   tty_cmd_clearscreen(struct tty *, const struct tty_ctx *);
                   1667: void   tty_cmd_clearstartofline(struct tty *, const struct tty_ctx *);
                   1668: void   tty_cmd_clearstartofscreen(struct tty *, const struct tty_ctx *);
                   1669: void   tty_cmd_deletecharacter(struct tty *, const struct tty_ctx *);
                   1670: void   tty_cmd_clearcharacter(struct tty *, const struct tty_ctx *);
                   1671: void   tty_cmd_deleteline(struct tty *, const struct tty_ctx *);
                   1672: void   tty_cmd_erasecharacter(struct tty *, const struct tty_ctx *);
                   1673: void   tty_cmd_insertcharacter(struct tty *, const struct tty_ctx *);
                   1674: void   tty_cmd_insertline(struct tty *, const struct tty_ctx *);
                   1675: void   tty_cmd_linefeed(struct tty *, const struct tty_ctx *);
                   1676: void   tty_cmd_scrollup(struct tty *, const struct tty_ctx *);
                   1677: void   tty_cmd_reverseindex(struct tty *, const struct tty_ctx *);
                   1678: void   tty_cmd_setselection(struct tty *, const struct tty_ctx *);
                   1679: void   tty_cmd_rawstring(struct tty *, const struct tty_ctx *);
                   1680: 
                   1681: /* tty-term.c */
                   1682: extern struct tty_terms tty_terms;
                   1683: u_int           tty_term_ncodes(void);
                   1684: struct tty_term *tty_term_find(char *, int, char **);
                   1685: void            tty_term_free(struct tty_term *);
                   1686: int             tty_term_has(struct tty_term *, enum tty_code_code);
                   1687: const char     *tty_term_string(struct tty_term *, enum tty_code_code);
                   1688: const char     *tty_term_string1(struct tty_term *, enum tty_code_code, int);
                   1689: const char     *tty_term_string2(struct tty_term *, enum tty_code_code, int,
                   1690:                     int);
                   1691: const char     *tty_term_ptr1(struct tty_term *, enum tty_code_code,
                   1692:                     const void *);
                   1693: const char     *tty_term_ptr2(struct tty_term *, enum tty_code_code,
                   1694:                     const void *, const void *);
                   1695: int             tty_term_number(struct tty_term *, enum tty_code_code);
                   1696: int             tty_term_flag(struct tty_term *, enum tty_code_code);
                   1697: const char     *tty_term_describe(struct tty_term *, enum tty_code_code);
                   1698: 
                   1699: /* tty-acs.c */
                   1700: const char     *tty_acs_get(struct tty *, u_char);
                   1701: 
                   1702: /* tty-keys.c */
                   1703: void           tty_keys_build(struct tty *);
                   1704: void           tty_keys_free(struct tty *);
                   1705: key_code       tty_keys_next(struct tty *);
                   1706: 
                   1707: /* arguments.c */
                   1708: struct args    *args_parse(const char *, int, char **);
                   1709: void            args_free(struct args *);
                   1710: char           *args_print(struct args *);
                   1711: int             args_has(struct args *, u_char);
                   1712: const char     *args_get(struct args *, u_char);
                   1713: long long       args_strtonum(struct args *, u_char, long long, long long,
                   1714:                     char **);
                   1715: 
                   1716: /* cmd-find.c */
                   1717: int             cmd_find_current(struct cmd_find_state *, struct cmdq_item *,
                   1718:                     int);
                   1719: int             cmd_find_target(struct cmd_find_state *,
                   1720:                     struct cmd_find_state *, struct cmdq_item *, const char *,
                   1721:                     enum cmd_find_type, int);
                   1722: struct client  *cmd_find_client(struct cmdq_item *, const char *, int);
                   1723: void            cmd_find_clear_state(struct cmd_find_state *,
                   1724:                     struct cmdq_item *, int);
                   1725: int             cmd_find_empty_state(struct cmd_find_state *);
                   1726: int             cmd_find_valid_state(struct cmd_find_state *);
                   1727: void            cmd_find_copy_state(struct cmd_find_state *,
                   1728:                     struct cmd_find_state *);
                   1729: void            cmd_find_log_state(const char *, struct cmd_find_state *);
                   1730: int             cmd_find_from_session(struct cmd_find_state *,
                   1731:                     struct session *);
                   1732: int             cmd_find_from_winlink(struct cmd_find_state *,
                   1733:                     struct session *, struct winlink *);
                   1734: int             cmd_find_from_session_window(struct cmd_find_state *,
                   1735:                     struct session *, struct window *);
                   1736: int             cmd_find_from_window(struct cmd_find_state *, struct window *);
                   1737: int             cmd_find_from_pane(struct cmd_find_state *,
                   1738:                     struct window_pane *);
                   1739: 
                   1740: /* cmd.c */
                   1741: int             cmd_pack_argv(int, char **, char *, size_t);
                   1742: int             cmd_unpack_argv(char *, size_t, int, char ***);
                   1743: char          **cmd_copy_argv(int, char **);
                   1744: void            cmd_free_argv(int, char **);
                   1745: char           *cmd_stringify_argv(int, char **);
                   1746: struct cmd     *cmd_parse(int, char **, const char *, u_int, char **);
                   1747: int             cmd_prepare_state(struct cmd *, struct cmdq_item *);
                   1748: char           *cmd_print(struct cmd *);
                   1749: int             cmd_mouse_at(struct window_pane *, struct mouse_event *,
                   1750:                     u_int *, u_int *, int);
                   1751: struct winlink *cmd_mouse_window(struct mouse_event *, struct session **);
                   1752: struct window_pane *cmd_mouse_pane(struct mouse_event *, struct session **,
                   1753:                     struct winlink **);
                   1754: char           *cmd_template_replace(const char *, const char *, int);
                   1755: extern const struct cmd_entry *cmd_table[];
                   1756: 
                   1757: /* cmd-attach-session.c */
                   1758: enum cmd_retval         cmd_attach_session(struct cmdq_item *, int, int, const char *,
                   1759:                     int);
                   1760: 
                   1761: /* cmd-list.c */
                   1762: struct cmd_list        *cmd_list_parse(int, char **, const char *, u_int, char **);
                   1763: void            cmd_list_free(struct cmd_list *);
                   1764: char           *cmd_list_print(struct cmd_list *);
                   1765: 
                   1766: /* cmd-queue.c */
                   1767: struct cmdq_item *cmdq_get_command(struct cmd_list *, struct cmd_find_state *,
                   1768:                     struct mouse_event *, int);
                   1769: #define cmdq_get_callback(cb, data) cmdq_get_callback1(#cb, cb, data)
                   1770: struct cmdq_item *cmdq_get_callback1(const char *, cmdq_cb, void *);
                   1771: void            cmdq_insert_after(struct cmdq_item *, struct cmdq_item *);
                   1772: void            cmdq_append(struct client *, struct cmdq_item *);
                   1773: void printflike(3, 4) cmdq_format(struct cmdq_item *, const char *,
                   1774:                     const char *, ...);
                   1775: u_int           cmdq_next(struct client *);
                   1776: void            cmdq_guard(struct cmdq_item *, const char *, int);
                   1777: void printflike(2, 3) cmdq_print(struct cmdq_item *, const char *, ...);
                   1778: void printflike(2, 3) cmdq_error(struct cmdq_item *, const char *, ...);
                   1779: 
                   1780: /* cmd-string.c */
                   1781: int             cmd_string_split(const char *, int *, char ***);
                   1782: struct cmd_list        *cmd_string_parse(const char *, const char *, u_int, char **);
                   1783: 
                   1784: /* cmd-wait-for.c */
                   1785: void   cmd_wait_for_flush(void);
                   1786: 
                   1787: /* client.c */
                   1788: int    client_main(struct event_base *, int, char **, int, const char *);
                   1789: 
                   1790: /* key-bindings.c */
                   1791: RB_PROTOTYPE(key_bindings, key_binding, entry, key_bindings_cmp);
                   1792: RB_PROTOTYPE(key_tables, key_table, entry, key_table_cmp);
                   1793: extern struct key_tables key_tables;
                   1794: int     key_table_cmp(struct key_table *, struct key_table *);
                   1795: int     key_bindings_cmp(struct key_binding *, struct key_binding *);
                   1796: struct key_table *key_bindings_get_table(const char *, int);
                   1797: void    key_bindings_unref_table(struct key_table *);
                   1798: void    key_bindings_add(const char *, key_code, int, struct cmd_list *);
                   1799: void    key_bindings_remove(const char *, key_code);
                   1800: void    key_bindings_remove_table(const char *);
                   1801: void    key_bindings_init(void);
                   1802: void    key_bindings_dispatch(struct key_binding *, struct client *,
                   1803:             struct mouse_event *, struct cmd_find_state *);
                   1804: 
                   1805: /* key-string.c */
                   1806: key_code        key_string_lookup_string(const char *);
                   1807: const char     *key_string_lookup_key(key_code);
                   1808: 
                   1809: /* alerts.c */
                   1810: void   alerts_reset_all(void);
                   1811: void   alerts_queue(struct window *, int);
                   1812: void   alerts_check_session(struct session *);
                   1813: 
                   1814: /* server.c */
                   1815: extern struct tmuxproc *server_proc;
                   1816: extern struct clients clients;
                   1817: extern struct cmd_find_state marked_pane;
                   1818: void    server_set_marked(struct session *, struct winlink *,
                   1819:             struct window_pane *);
                   1820: void    server_clear_marked(void);
                   1821: int     server_is_marked(struct session *, struct winlink *,
                   1822:             struct window_pane *);
                   1823: int     server_check_marked(void);
                   1824: int     server_start(struct event_base *, int, char *);
                   1825: void    server_update_socket(void);
                   1826: void    server_add_accept(int);
                   1827: 
                   1828: /* server-client.c */
                   1829: void    server_client_set_identify(struct client *);
                   1830: void    server_client_clear_identify(struct client *, struct window_pane *);
                   1831: void    server_client_set_key_table(struct client *, const char *);
                   1832: const char *server_client_get_key_table(struct client *);
                   1833: int     server_client_is_default_key_table(struct client *);
                   1834: int     server_client_check_nested(struct client *);
                   1835: void    server_client_handle_key(struct client *, key_code);
                   1836: void    server_client_create(int);
                   1837: int     server_client_open(struct client *, char **);
                   1838: void    server_client_unref(struct client *);
                   1839: void    server_client_lost(struct client *);
                   1840: void    server_client_detach(struct client *, enum msgtype);
                   1841: void    server_client_exec(struct client *, const char *);
                   1842: void    server_client_loop(void);
                   1843: void    server_client_push_stdout(struct client *);
                   1844: void    server_client_push_stderr(struct client *);
                   1845: void printflike(2, 3) server_client_add_message(struct client *, const char *,
                   1846:             ...);
                   1847: char   *server_client_get_path(struct client *, const char *);
                   1848: const char *server_client_get_cwd(struct client *);
                   1849: 
                   1850: /* server-fn.c */
                   1851: void    server_redraw_client(struct client *);
                   1852: void    server_status_client(struct client *);
                   1853: void    server_redraw_session(struct session *);
                   1854: void    server_redraw_session_group(struct session *);
                   1855: void    server_status_session(struct session *);
                   1856: void    server_status_session_group(struct session *);
                   1857: void    server_redraw_window(struct window *);
                   1858: void    server_redraw_window_borders(struct window *);
                   1859: void    server_status_window(struct window *);
                   1860: void    server_lock(void);
                   1861: void    server_lock_session(struct session *);
                   1862: void    server_lock_client(struct client *);
                   1863: void    server_kill_window(struct window *);
                   1864: int     server_link_window(struct session *,
                   1865:             struct winlink *, struct session *, int, int, int, char **);
                   1866: void    server_unlink_window(struct session *, struct winlink *);
                   1867: void    server_destroy_pane(struct window_pane *, int);
                   1868: void    server_destroy_session(struct session *);
                   1869: void    server_check_unattached(void);
                   1870: int     server_set_stdin_callback(struct client *, void (*)(struct client *,
                   1871:             int, void *), void *, char **);
                   1872: void    server_unzoom_window(struct window *);
                   1873: 
                   1874: /* status.c */
                   1875: void    status_timer_start(struct client *);
                   1876: void    status_timer_start_all(void);
                   1877: void    status_update_saved(struct session *s);
                   1878: int     status_at_line(struct client *);
                   1879: struct window *status_get_window_at(struct client *, u_int);
                   1880: int     status_redraw(struct client *);
                   1881: void printflike(2, 3) status_message_set(struct client *, const char *, ...);
                   1882: void    status_message_clear(struct client *);
                   1883: int     status_message_redraw(struct client *);
                   1884: void    status_prompt_set(struct client *, const char *, const char *,
                   1885:             int (*)(void *, const char *, int), void (*)(void *), void *, int);
                   1886: void    status_prompt_clear(struct client *);
                   1887: int     status_prompt_redraw(struct client *);
                   1888: int     status_prompt_key(struct client *, key_code);
                   1889: void    status_prompt_update(struct client *, const char *, const char *);
                   1890: void    status_prompt_load_history(void);
                   1891: void    status_prompt_save_history(void);
                   1892: 
                   1893: /* resize.c */
                   1894: void    recalculate_sizes(void);
                   1895: 
                   1896: /* input.c */
                   1897: void    input_init(struct window_pane *);
                   1898: void    input_free(struct window_pane *);
                   1899: void    input_reset(struct window_pane *, int);
                   1900: struct evbuffer *input_pending(struct window_pane *);
                   1901: void    input_parse(struct window_pane *);
                   1902: 
                   1903: /* input-key.c */
                   1904: void    input_key(struct window_pane *, key_code, struct mouse_event *);
                   1905: 
                   1906: /* xterm-keys.c */
                   1907: char   *xterm_keys_lookup(key_code);
                   1908: int     xterm_keys_find(const char *, size_t, size_t *, key_code *);
                   1909: 
                   1910: /* colour.c */
                   1911: int     colour_find_rgb(u_char, u_char, u_char);
                   1912: int     colour_join_rgb(u_char, u_char, u_char);
                   1913: void    colour_split_rgb(int, u_char *, u_char *, u_char *);
                   1914: const char *colour_tostring(int);
                   1915: int     colour_fromstring(const char *s);
                   1916: u_char  colour_256to16(u_char);
                   1917: 
                   1918: /* attributes.c */
                   1919: const char *attributes_tostring(int);
                   1920: int     attributes_fromstring(const char *);
                   1921: 
                   1922: /* grid.c */
                   1923: extern const struct grid_cell grid_default_cell;
                   1924: int     grid_cells_equal(const struct grid_cell *, const struct grid_cell *);
                   1925: struct grid *grid_create(u_int, u_int, u_int);
                   1926: void    grid_destroy(struct grid *);
                   1927: int     grid_compare(struct grid *, struct grid *);
                   1928: void    grid_collect_history(struct grid *, u_int);
                   1929: void    grid_scroll_history(struct grid *, u_int);
                   1930: void    grid_scroll_history_region(struct grid *, u_int, u_int);
                   1931: void    grid_clear_history(struct grid *);
                   1932: const struct grid_line *grid_peek_line(struct grid *, u_int);
                   1933: void    grid_get_cell(struct grid *, u_int, u_int, struct grid_cell *);
                   1934: void    grid_set_cell(struct grid *, u_int, u_int, const struct grid_cell *);
                   1935: void    grid_set_cells(struct grid *, u_int, u_int, const struct grid_cell *,
                   1936:             const char *, size_t);
                   1937: void    grid_clear(struct grid *, u_int, u_int, u_int, u_int, u_int);
                   1938: void    grid_clear_lines(struct grid *, u_int, u_int, u_int);
                   1939: void    grid_move_lines(struct grid *, u_int, u_int, u_int, u_int);
                   1940: void    grid_move_cells(struct grid *, u_int, u_int, u_int, u_int, u_int);
                   1941: char   *grid_string_cells(struct grid *, u_int, u_int, u_int,
                   1942:             struct grid_cell **, int, int, int);
                   1943: void    grid_duplicate_lines(struct grid *, u_int, struct grid *, u_int,
                   1944:             u_int);
                   1945: u_int   grid_reflow(struct grid *, struct grid *, u_int);
                   1946: 
                   1947: /* grid-view.c */
                   1948: void    grid_view_get_cell(struct grid *, u_int, u_int, struct grid_cell *);
                   1949: void    grid_view_set_cell(struct grid *, u_int, u_int,
                   1950:             const struct grid_cell *);
                   1951: void    grid_view_set_cells(struct grid *, u_int, u_int,
                   1952:             const struct grid_cell *, const char *, size_t);
                   1953: void    grid_view_clear_history(struct grid *, u_int);
                   1954: void    grid_view_clear(struct grid *, u_int, u_int, u_int, u_int, u_int);
                   1955: void    grid_view_scroll_region_up(struct grid *, u_int, u_int);
                   1956: void    grid_view_scroll_region_down(struct grid *, u_int, u_int);
                   1957: void    grid_view_insert_lines(struct grid *, u_int, u_int, u_int);
                   1958: void    grid_view_insert_lines_region(struct grid *, u_int, u_int, u_int,
                   1959:        u_int);
                   1960: void    grid_view_delete_lines(struct grid *, u_int, u_int, u_int);
                   1961: void    grid_view_delete_lines_region(struct grid *, u_int, u_int, u_int,
                   1962:        u_int);
                   1963: void    grid_view_insert_cells(struct grid *, u_int, u_int, u_int, u_int);
                   1964: void    grid_view_delete_cells(struct grid *, u_int, u_int, u_int, u_int);
                   1965: char   *grid_view_string_cells(struct grid *, u_int, u_int, u_int);
                   1966: 
                   1967: /* screen-write.c */
                   1968: void    screen_write_start(struct screen_write_ctx *, struct window_pane *,
                   1969:             struct screen *);
                   1970: void    screen_write_stop(struct screen_write_ctx *);
                   1971: void    screen_write_reset(struct screen_write_ctx *);
                   1972: size_t printflike(1, 2) screen_write_cstrlen(const char *, ...);
                   1973: void printflike(4, 5) screen_write_cnputs(struct screen_write_ctx *,
                   1974:             ssize_t, const struct grid_cell *, const char *, ...);
                   1975: size_t printflike(1, 2) screen_write_strlen(const char *, ...);
                   1976: void printflike(3, 4) screen_write_puts(struct screen_write_ctx *,
                   1977:             const struct grid_cell *, const char *, ...);
                   1978: void printflike(4, 5) screen_write_nputs(struct screen_write_ctx *,
                   1979:             ssize_t, const struct grid_cell *, const char *, ...);
                   1980: void    screen_write_vnputs(struct screen_write_ctx *, ssize_t,
                   1981:             const struct grid_cell *, const char *, va_list);
                   1982: void    screen_write_putc(struct screen_write_ctx *, const struct grid_cell *,
                   1983:             u_char);
                   1984: void    screen_write_copy(struct screen_write_ctx *, struct screen *, u_int,
                   1985:             u_int, u_int, u_int, bitstr_t *, const struct grid_cell *);
                   1986: void    screen_write_backspace(struct screen_write_ctx *);
                   1987: void    screen_write_mode_set(struct screen_write_ctx *, int);
                   1988: void    screen_write_mode_clear(struct screen_write_ctx *, int);
                   1989: void    screen_write_cursorup(struct screen_write_ctx *, u_int);
                   1990: void    screen_write_cursordown(struct screen_write_ctx *, u_int);
                   1991: void    screen_write_cursorright(struct screen_write_ctx *, u_int);
                   1992: void    screen_write_cursorleft(struct screen_write_ctx *, u_int);
                   1993: void    screen_write_alignmenttest(struct screen_write_ctx *);
                   1994: void    screen_write_insertcharacter(struct screen_write_ctx *, u_int, u_int);
                   1995: void    screen_write_deletecharacter(struct screen_write_ctx *, u_int, u_int);
                   1996: void    screen_write_clearcharacter(struct screen_write_ctx *, u_int);
                   1997: void    screen_write_insertline(struct screen_write_ctx *, u_int, u_int);
                   1998: void    screen_write_deleteline(struct screen_write_ctx *, u_int, u_int);
                   1999: void    screen_write_clearline(struct screen_write_ctx *, u_int);
                   2000: void    screen_write_clearendofline(struct screen_write_ctx *, u_int);
                   2001: void    screen_write_clearstartofline(struct screen_write_ctx *, u_int);
                   2002: void    screen_write_cursormove(struct screen_write_ctx *, u_int, u_int);
                   2003: void    screen_write_reverseindex(struct screen_write_ctx *);
                   2004: void    screen_write_scrollregion(struct screen_write_ctx *, u_int, u_int);
                   2005: void    screen_write_linefeed(struct screen_write_ctx *, int);
                   2006: void    screen_write_scrollup(struct screen_write_ctx *, u_int);
                   2007: void    screen_write_carriagereturn(struct screen_write_ctx *);
                   2008: void    screen_write_clearendofscreen(struct screen_write_ctx *, u_int);
                   2009: void    screen_write_clearstartofscreen(struct screen_write_ctx *, u_int);
                   2010: void    screen_write_clearscreen(struct screen_write_ctx *, u_int);
                   2011: void    screen_write_clearhistory(struct screen_write_ctx *);
                   2012: void    screen_write_collect_end(struct screen_write_ctx *);
                   2013: void    screen_write_collect_add(struct screen_write_ctx *,
                   2014:             const struct grid_cell *);
                   2015: void    screen_write_cell(struct screen_write_ctx *, const struct grid_cell *);
                   2016: void    screen_write_setselection(struct screen_write_ctx *, u_char *, u_int);
                   2017: void    screen_write_rawstring(struct screen_write_ctx *, u_char *, u_int);
                   2018: 
                   2019: /* screen-redraw.c */
                   2020: void    screen_redraw_update(struct client *);
                   2021: void    screen_redraw_screen(struct client *, int, int, int);
                   2022: void    screen_redraw_pane(struct client *, struct window_pane *);
                   2023: 
                   2024: /* screen.c */
                   2025: void    screen_init(struct screen *, u_int, u_int, u_int);
                   2026: void    screen_reinit(struct screen *);
                   2027: void    screen_free(struct screen *);
                   2028: void    screen_reset_tabs(struct screen *);
                   2029: void    screen_set_cursor_style(struct screen *, u_int);
                   2030: void    screen_set_cursor_colour(struct screen *, const char *);
                   2031: void    screen_set_title(struct screen *, const char *);
                   2032: void    screen_resize(struct screen *, u_int, u_int, int);
                   2033: void    screen_set_selection(struct screen *,
                   2034:             u_int, u_int, u_int, u_int, u_int, struct grid_cell *);
                   2035: void    screen_clear_selection(struct screen *);
                   2036: void    screen_hide_selection(struct screen *);
                   2037: int     screen_check_selection(struct screen *, u_int, u_int);
                   2038: void    screen_select_cell(struct screen *, struct grid_cell *,
                   2039:             const struct grid_cell *);
                   2040: 
                   2041: /* window.c */
                   2042: extern struct windows windows;
                   2043: extern struct window_pane_tree all_window_panes;
                   2044: int             window_cmp(struct window *, struct window *);
                   2045: RB_PROTOTYPE(windows, window, entry, window_cmp);
                   2046: int             winlink_cmp(struct winlink *, struct winlink *);
                   2047: RB_PROTOTYPE(winlinks, winlink, entry, winlink_cmp);
                   2048: int             window_pane_cmp(struct window_pane *, struct window_pane *);
                   2049: RB_PROTOTYPE(window_pane_tree, window_pane, tree_entry, window_pane_cmp);
                   2050: struct winlink *winlink_find_by_index(struct winlinks *, int);
                   2051: struct winlink *winlink_find_by_window(struct winlinks *, struct window *);
                   2052: struct winlink *winlink_find_by_window_id(struct winlinks *, u_int);
                   2053: u_int           winlink_count(struct winlinks *);
                   2054: struct winlink *winlink_add(struct winlinks *, int);
                   2055: void            winlink_set_window(struct winlink *, struct window *);
                   2056: void            winlink_remove(struct winlinks *, struct winlink *);
                   2057: struct winlink *winlink_next(struct winlink *);
                   2058: struct winlink *winlink_previous(struct winlink *);
                   2059: struct winlink *winlink_next_by_number(struct winlink *, struct session *,
                   2060:                     int);
                   2061: struct winlink *winlink_previous_by_number(struct winlink *, struct session *,
                   2062:                     int);
                   2063: void            winlink_stack_push(struct winlink_stack *, struct winlink *);
                   2064: void            winlink_stack_remove(struct winlink_stack *, struct winlink *);
                   2065: struct window  *window_find_by_id_str(const char *);
                   2066: struct window  *window_find_by_id(u_int);
                   2067: void            window_update_activity(struct window *);
                   2068: struct window  *window_create(u_int, u_int);
                   2069: struct window  *window_create_spawn(const char *, int, char **, const char *,
                   2070:                     const char *, const char *, struct environ *,
                   2071:                     struct termios *, u_int, u_int, u_int, char **);
                   2072: struct window_pane *window_get_active_at(struct window *, u_int, u_int);
                   2073: struct window_pane *window_find_string(struct window *, const char *);
                   2074: int             window_has_pane(struct window *, struct window_pane *);
                   2075: int             window_set_active_pane(struct window *, struct window_pane *);
                   2076: void            window_redraw_active_switch(struct window *,
                   2077:                     struct window_pane *);
                   2078: struct window_pane *window_add_pane(struct window *, struct window_pane *,
                   2079:                     int, u_int);
                   2080: void            window_resize(struct window *, u_int, u_int);
                   2081: int             window_zoom(struct window_pane *);
                   2082: int             window_unzoom(struct window *);
                   2083: void            window_lost_pane(struct window *, struct window_pane *);
                   2084: void            window_remove_pane(struct window *, struct window_pane *);
                   2085: struct window_pane *window_pane_at_index(struct window *, u_int);
                   2086: struct window_pane *window_pane_next_by_number(struct window *,
                   2087:                        struct window_pane *, u_int);
                   2088: struct window_pane *window_pane_previous_by_number(struct window *,
                   2089:                        struct window_pane *, u_int);
                   2090: int             window_pane_index(struct window_pane *, u_int *);
                   2091: u_int           window_count_panes(struct window *);
                   2092: void            window_destroy_panes(struct window *);
                   2093: struct window_pane *window_pane_find_by_id_str(const char *);
                   2094: struct window_pane *window_pane_find_by_id(u_int);
                   2095: int             window_pane_spawn(struct window_pane *, int, char **,
                   2096:                     const char *, const char *, const char *, struct environ *,
                   2097:                     struct termios *, char **);
                   2098: void            window_pane_resize(struct window_pane *, u_int, u_int);
                   2099: void            window_pane_alternate_on(struct window_pane *,
                   2100:                     struct grid_cell *, int);
                   2101: void            window_pane_alternate_off(struct window_pane *,
                   2102:                     struct grid_cell *, int);
                   2103: void            window_pane_set_palette(struct window_pane *, u_int, int);
                   2104: void            window_pane_unset_palette(struct window_pane *, u_int);
                   2105: void            window_pane_reset_palette(struct window_pane *);
                   2106: int             window_pane_get_palette(const struct window_pane *, int);
                   2107: int             window_pane_set_mode(struct window_pane *,
                   2108:                     const struct window_mode *);
                   2109: void            window_pane_reset_mode(struct window_pane *);
                   2110: void            window_pane_key(struct window_pane *, struct client *,
                   2111:                     struct session *, key_code, struct mouse_event *);
                   2112: int             window_pane_outside(struct window_pane *);
                   2113: int             window_pane_visible(struct window_pane *);
                   2114: char           *window_pane_search(struct window_pane *, const char *,
                   2115:                     u_int *);
                   2116: char           *window_printable_flags(struct session *, struct winlink *);
                   2117: struct window_pane *window_pane_find_up(struct window_pane *);
                   2118: struct window_pane *window_pane_find_down(struct window_pane *);
                   2119: struct window_pane *window_pane_find_left(struct window_pane *);
                   2120: struct window_pane *window_pane_find_right(struct window_pane *);
                   2121: void            window_set_name(struct window *, const char *);
                   2122: void            window_remove_ref(struct window *);
                   2123: void            winlink_clear_flags(struct winlink *);
                   2124: int             winlink_shuffle_up(struct session *, struct winlink *);
                   2125: 
                   2126: /* layout.c */
                   2127: u_int           layout_count_cells(struct layout_cell *);
                   2128: struct layout_cell *layout_create_cell(struct layout_cell *);
                   2129: void            layout_free_cell(struct layout_cell *);
                   2130: void            layout_print_cell(struct layout_cell *, const char *, u_int);
                   2131: void            layout_destroy_cell(struct window *, struct layout_cell *,
                   2132:                     struct layout_cell **);
                   2133: void            layout_set_size(struct layout_cell *, u_int, u_int, u_int,
                   2134:                     u_int);
                   2135: void            layout_make_leaf(struct layout_cell *, struct window_pane *);
                   2136: void            layout_make_node(struct layout_cell *, enum layout_type);
                   2137: void            layout_fix_offsets(struct layout_cell *);
                   2138: void            layout_fix_panes(struct window *, u_int, u_int);
                   2139: void            layout_resize_adjust(struct window *, struct layout_cell *,
                   2140:                     enum layout_type, int);
                   2141: void            layout_init(struct window *, struct window_pane *);
                   2142: void            layout_free(struct window *);
                   2143: void            layout_resize(struct window *, u_int, u_int);
                   2144: void            layout_resize_pane(struct window_pane *, enum layout_type,
                   2145:                     int, int);
                   2146: void            layout_resize_pane_to(struct window_pane *, enum layout_type,
                   2147:                     u_int);
                   2148: void            layout_assign_pane(struct layout_cell *, struct window_pane *);
                   2149: struct layout_cell *layout_split_pane(struct window_pane *, enum layout_type,
                   2150:                     int, int, int);
                   2151: void            layout_close_pane(struct window_pane *);
                   2152: 
                   2153: /* layout-custom.c */
                   2154: char           *layout_dump(struct layout_cell *);
                   2155: int             layout_parse(struct window *, const char *);
                   2156: 
                   2157: /* layout-set.c */
                   2158: int             layout_set_lookup(const char *);
                   2159: u_int           layout_set_select(struct window *, u_int);
                   2160: u_int           layout_set_next(struct window *);
                   2161: u_int           layout_set_previous(struct window *);
                   2162: 
                   2163: /* window-clock.c */
                   2164: extern const struct window_mode window_clock_mode;
                   2165: extern const char window_clock_table[14][5][5];
                   2166: 
                   2167: /* window-copy.c */
                   2168: extern const struct window_mode window_copy_mode;
                   2169: void            window_copy_init_from_pane(struct window_pane *, int);
                   2170: void            window_copy_init_for_output(struct window_pane *);
                   2171: void printflike(2, 3) window_copy_add(struct window_pane *, const char *, ...);
                   2172: void            window_copy_vadd(struct window_pane *, const char *, va_list);
                   2173: void            window_copy_pageup(struct window_pane *, int);
                   2174: void            window_copy_start_drag(struct client *, struct mouse_event *);
                   2175: int             window_copy_scroll_position(struct window_pane *);
                   2176: 
                   2177: /* window-choose.c */
                   2178: extern const struct window_mode window_choose_mode;
                   2179: void            window_choose_add(struct window_pane *,
                   2180:                         struct window_choose_data *);
                   2181: void            window_choose_ready(struct window_pane *,
                   2182:                     u_int, void (*)(struct window_choose_data *));
                   2183: struct window_choose_data      *window_choose_data_create (int,
                   2184:                     struct client *, struct session *);
                   2185: void   window_choose_data_run(struct window_choose_data *);
                   2186: struct window_choose_data      *window_choose_add_window(struct window_pane *,
                   2187:                        struct client *, struct session *, struct winlink *,
                   2188:                        const char *, const char *, u_int);
                   2189: struct window_choose_data      *window_choose_add_session(struct window_pane *,
                   2190:                        struct client *, struct session *, const char *,
                   2191:                        const char *, u_int);
                   2192: void   window_choose_expand_all(struct window_pane *);
                   2193: void   window_choose_set_current(struct window_pane *, u_int);
                   2194: 
                   2195: /* names.c */
                   2196: void    check_window_name(struct window *);
                   2197: char   *default_window_name(struct window *);
                   2198: char   *parse_window_name(const char *);
                   2199: 
                   2200: /* signal.c */
                   2201: void   set_signals(void(*)(int, short, void *), void *);
                   2202: void   clear_signals(int);
                   2203: 
                   2204: /* control.c */
                   2205: void   control_callback(struct client *, int, void *);
                   2206: void printflike(2, 3) control_write(struct client *, const char *, ...);
                   2207: void   control_write_buffer(struct client *, struct evbuffer *);
                   2208: 
                   2209: /* control-notify.c */
                   2210: void   control_notify_input(struct client *, struct window_pane *,
                   2211:            struct evbuffer *);
                   2212: void   control_notify_window_layout_changed(struct window *);
                   2213: void   control_notify_window_unlinked(struct session *, struct window *);
                   2214: void   control_notify_window_linked(struct session *, struct window *);
                   2215: void   control_notify_window_renamed(struct window *);
                   2216: void   control_notify_client_session_changed(struct client *);
                   2217: void   control_notify_session_renamed(struct session *);
                   2218: void   control_notify_session_created(struct session *);
                   2219: void   control_notify_session_closed(struct session *);
                   2220: 
                   2221: /* session.c */
                   2222: extern struct sessions sessions;
                   2223: extern struct session_groups session_groups;
                   2224: int    session_cmp(struct session *, struct session *);
                   2225: RB_PROTOTYPE(sessions, session, entry, session_cmp);
                   2226: int    session_group_cmp(struct session_group *, struct session_group *);
                   2227: RB_PROTOTYPE(session_groups, session_group, entry, session_group_cmp);
                   2228: int             session_alive(struct session *);
                   2229: struct session *session_find(const char *);
                   2230: struct session *session_find_by_id_str(const char *);
                   2231: struct session *session_find_by_id(u_int);
                   2232: struct session *session_create(const char *, const char *, int, char **,
                   2233:                     const char *, const char *, struct environ *,
                   2234:                     struct termios *, int, u_int, u_int, char **);
                   2235: void            session_destroy(struct session *);
                   2236: void            session_unref(struct session *);
                   2237: int             session_check_name(const char *);
                   2238: void            session_update_activity(struct session *, struct timeval *);
                   2239: struct session *session_next_session(struct session *);
                   2240: struct session *session_previous_session(struct session *);
                   2241: struct winlink *session_new(struct session *, const char *, int, char **,
                   2242:                     const char *, const char *, int, char **);
                   2243: struct winlink *session_attach(struct session *, struct window *, int,
                   2244:                     char **);
                   2245: int             session_detach(struct session *, struct winlink *);
                   2246: int             session_has(struct session *, struct window *);
                   2247: int             session_is_linked(struct session *, struct window *);
                   2248: int             session_next(struct session *, int);
                   2249: int             session_previous(struct session *, int);
                   2250: int             session_select(struct session *, int);
                   2251: int             session_last(struct session *);
                   2252: int             session_set_current(struct session *, struct winlink *);
                   2253: struct session_group *session_group_contains(struct session *);
                   2254: struct session_group *session_group_find(const char *);
                   2255: struct session_group *session_group_new(const char *);
                   2256: void            session_group_add(struct session_group *, struct session *);
                   2257: void            session_group_synchronize_to(struct session *);
                   2258: void            session_group_synchronize_from(struct session *);
                   2259: void            session_renumber_windows(struct session *);
                   2260: 
                   2261: /* utf8.c */
                   2262: void            utf8_set(struct utf8_data *, u_char);
                   2263: void            utf8_copy(struct utf8_data *, const struct utf8_data *);
                   2264: enum utf8_state         utf8_open(struct utf8_data *, u_char);
                   2265: enum utf8_state         utf8_append(struct utf8_data *, u_char);
                   2266: enum utf8_state         utf8_combine(const struct utf8_data *, wchar_t *);
                   2267: enum utf8_state         utf8_split(wchar_t, struct utf8_data *);
                   2268: int             utf8_strvis(char *, const char *, size_t, int);
                   2269: int             utf8_stravis(char **, const char *, int);
                   2270: char           *utf8_sanitize(const char *);
                   2271: size_t          utf8_strlen(const struct utf8_data *);
                   2272: u_int           utf8_strwidth(const struct utf8_data *, ssize_t);
                   2273: struct utf8_data *utf8_fromcstr(const char *);
                   2274: char           *utf8_tocstr(struct utf8_data *);
                   2275: u_int           utf8_cstrwidth(const char *);
                   2276: char           *utf8_rtrimcstr(const char *, u_int);
                   2277: char           *utf8_trimcstr(const char *, u_int);
                   2278: char           *utf8_padcstr(const char *, u_int);
                   2279: 
                   2280: /* osdep-*.c */
                   2281: char           *osdep_get_name(int, char *);
                   2282: char           *osdep_get_cwd(int);
                   2283: struct event_base *osdep_event_init(void);
                   2284: 
                   2285: /* log.c */
                   2286: void   log_add_level(void);
                   2287: int    log_get_level(void);
                   2288: void   log_open(const char *);
                   2289: void   log_close(void);
                   2290: void printflike(1, 2) log_debug(const char *, ...);
                   2291: __dead void printflike(1, 2) fatal(const char *, ...);
                   2292: __dead void printflike(1, 2) fatalx(const char *, ...);
                   2293: 
                   2294: /* style.c */
                   2295: int             style_parse(const struct grid_cell *,
                   2296:                     struct grid_cell *, const char *);
                   2297: const char     *style_tostring(struct grid_cell *);
                   2298: void            style_apply(struct grid_cell *, struct options *,
                   2299:                     const char *);
                   2300: void            style_apply_update(struct grid_cell *, struct options *,
                   2301:                     const char *);
                   2302: int             style_equal(const struct grid_cell *,
                   2303:                     const struct grid_cell *);
                   2304: 
                   2305: /* pty.c */
                   2306: int             pty_open(int *);
                   2307: pid_t           pty_fork(int, int *, char *, size_t, struct winsize *);
                   2308: 
                   2309: #endif /* TMUX_H */

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