4 #include <stddef.h> /* for wchar_t */
7 * Global variables. Most modules declare these `extern', but
8 * window.c will do `#define PUTTY_DO_GLOBALS' before including this
9 * module, and so will get them properly defined.
12 #ifdef PUTTY_DO_GLOBALS
21 typedef struct config_tag Config
;
22 typedef struct backend_tag Backend
;
23 typedef struct terminal_tag Terminal
;
30 /* Three attribute types:
31 * The ATTRs (normal attributes) are stored with the characters in
32 * the main display arrays
34 * The TATTRs (temporary attributes) are generated on the fly, they
35 * can overlap with characters but not with normal attributes.
37 * The LATTRs (line attributes) are an entirely disjoint space of
40 * ATTR_INVALID is an illegal colour combination.
43 #define TATTR_ACTCURS 0x4UL /* active cursor (block) */
44 #define TATTR_PASCURS 0x2UL /* passive cursor (box) */
45 #define TATTR_RIGHTCURS 0x1UL /* cursor-on-RHS */
47 #define LATTR_NORM 0x00000000UL
48 #define LATTR_WIDE 0x01000000UL
49 #define LATTR_TOP 0x02000000UL
50 #define LATTR_BOT 0x03000000UL
51 #define LATTR_MODE 0x03000000UL
52 #define LATTR_WRAPPED 0x10000000UL
53 #define LATTR_WRAPPED2 0x20000000UL
55 #define ATTR_INVALID 0x03FF0000UL
57 /* Like Linux use the F000 page for direct to font. */
58 #define ATTR_OEMCP 0x0000F000UL /* OEM Codepage DTF */
59 #define ATTR_ACP 0x0000F100UL /* Ansi Codepage DTF */
61 /* These are internal use overlapping with the UTF-16 surrogates */
62 #define ATTR_ASCII 0x0000D800UL /* normal ASCII charset ESC ( B */
63 #define ATTR_LINEDRW 0x0000D900UL /* line drawing charset ESC ( 0 */
64 #define ATTR_SCOACS 0x0000DA00UL /* SCO Alternate charset */
65 #define ATTR_GBCHR 0x0000DB00UL /* UK variant charset ESC ( A */
66 #define CSET_MASK 0x0000FF00UL /* Character set mask; MUST be 0xFF00 */
68 #define DIRECT_CHAR(c) ((c&0xFC00)==0xD800)
69 #define DIRECT_FONT(c) ((c&0xFE00)==0xF000)
71 #define UCSERR (ATTR_LINEDRW|'a') /* UCS Format error character. */
73 * UCSWIDE is a special value used in the terminal data to signify
74 * the character cell containing the right-hand half of a CJK wide
75 * character. We use 0xDFFF because it's part of the surrogate
76 * range and hence won't be used for anything else (it's impossible
77 * to input it via UTF-8 because our UTF-8 decoder correctly
78 * rejects surrogates).
80 #define UCSWIDE 0xDFFF
82 #define ATTR_NARROW 0x80000000UL
83 #define ATTR_WIDE 0x40000000UL
84 #define ATTR_BOLD 0x04000000UL
85 #define ATTR_UNDER 0x08000000UL
86 #define ATTR_REVERSE 0x10000000UL
87 #define ATTR_BLINK 0x20000000UL
88 #define ATTR_FGMASK 0x001F0000UL
89 #define ATTR_BGMASK 0x03E00000UL
90 #define ATTR_COLOURS 0x03FF0000UL
91 #define ATTR_FGSHIFT 16
92 #define ATTR_BGSHIFT 21
94 #define ATTR_DEFAULT 0x01280000UL /* bg 9, fg 8 */
95 #define ATTR_DEFFG 0x00080000UL
96 #define ATTR_DEFBG 0x01200000UL
97 #define ERASE_CHAR (ATTR_DEFAULT | ATTR_ASCII | ' ')
98 #define ATTR_MASK 0xFFFFFF00UL
99 #define CHAR_MASK 0x000000FFUL
101 #define ATTR_CUR_AND (~(ATTR_BOLD|ATTR_REVERSE|ATTR_BLINK|ATTR_COLOURS))
102 #define ATTR_CUR_XOR 0x016A0000UL
107 char *buffer
; /* so memory can be freed later */
110 struct unicode_data
{
115 wchar_t unitab_scoacs
[256];
116 wchar_t unitab_line
[256];
117 wchar_t unitab_font
[256];
118 wchar_t unitab_xterm
[256];
119 wchar_t unitab_oemcp
[256];
120 unsigned char unitab_ctrl
[256];
123 #define LGXF_OVR 1 /* existing logfile overwrite */
124 #define LGXF_APN 0 /* existing logfile append */
125 #define LGXF_ASK -1 /* existing logfile ask */
126 #define LGTYP_NONE 0 /* logmode: no logging */
127 #define LGTYP_ASCII 1 /* logmode: pure ascii */
128 #define LGTYP_DEBUG 2 /* logmode: all chars of traffic */
129 #define LGTYP_PACKETS 3 /* logmode: SSH data packets */
132 TS_AYT
, TS_BRK
, TS_SYNCH
, TS_EC
, TS_EL
, TS_GA
, TS_NOP
, TS_ABORT
,
133 TS_AO
, TS_IP
, TS_SUSP
, TS_EOR
, TS_EOF
, TS_LECHO
, TS_RECHO
, TS_PING
,
137 struct telnet_special
{
138 const char *name
; /* NULL==end, ""==separator */
144 MBT_LEFT
, MBT_MIDDLE
, MBT_RIGHT
, /* `raw' button designations */
145 MBT_SELECT
, MBT_EXTEND
, MBT_PASTE
, /* `cooked' button designations */
146 MBT_WHEEL_UP
, MBT_WHEEL_DOWN
/* mouse wheel */
150 MA_NOTHING
, MA_CLICK
, MA_2CLK
, MA_3CLK
, MA_DRAG
, MA_RELEASE
153 /* Keyboard modifiers -- keys the user is actually holding down */
155 #define PKM_SHIFT 0x01
156 #define PKM_CONTROL 0x02
157 #define PKM_META 0x04
160 /* Keyboard flags that aren't really modifiers */
161 #define PKF_CAPSLOCK 0x10
162 #define PKF_NUMLOCK 0x20
163 #define PKF_REPEAT 0x40
165 /* Stand-alone keysyms for function keys */
168 PK_NULL
, /* No symbol for this key */
169 /* Main keypad keys */
170 PK_ESCAPE
, PK_TAB
, PK_BACKSPACE
, PK_RETURN
, PK_COMPOSE
,
172 PK_HOME
, PK_INSERT
, PK_DELETE
, PK_END
, PK_PAGEUP
, PK_PAGEDOWN
,
174 PK_UP
, PK_DOWN
, PK_RIGHT
, PK_LEFT
, PK_REST
,
175 /* Numeric keypad */ /* Real one looks like: */
176 PK_PF1
, PK_PF2
, PK_PF3
, PK_PF4
, /* PF1 PF2 PF3 PF4 */
177 PK_KPCOMMA
, PK_KPMINUS
, PK_KPDECIMAL
, /* 7 8 9 - */
178 PK_KP0
, PK_KP1
, PK_KP2
, PK_KP3
, PK_KP4
, /* 4 5 6 , */
179 PK_KP5
, PK_KP6
, PK_KP7
, PK_KP8
, PK_KP9
, /* 1 2 3 en- */
180 PK_KPBIGPLUS
, PK_KPENTER
, /* 0 . ter */
182 PK_F1
, PK_F2
, PK_F3
, PK_F4
, PK_F5
,
183 PK_F6
, PK_F7
, PK_F8
, PK_F9
, PK_F10
,
184 PK_F11
, PK_F12
, PK_F13
, PK_F14
, PK_F15
,
185 PK_F16
, PK_F17
, PK_F18
, PK_F19
, PK_F20
,
189 #define PK_ISEDITING(k) ((k) >= PK_HOME && (k) <= PK_PAGEDOWN)
190 #define PK_ISCURSOR(k) ((k) >= PK_UP && (k) <= PK_REST)
191 #define PK_ISKEYPAD(k) ((k) >= PK_PF1 && (k) <= PK_KPENTER)
192 #define PK_ISFKEY(k) ((k) >= PK_F1 && (k) <= PK_F20)
195 VT_XWINDOWS
, VT_OEMANSI
, VT_OEMONLY
, VT_POORMAN
, VT_UNICODE
200 * SSH ciphers (both SSH1 and SSH2)
202 CIPHER_WARN
, /* pseudo 'cipher' */
205 CIPHER_AES
, /* (SSH 2 only) */
207 CIPHER_MAX
/* no. ciphers (inc warn) */
212 * Several different bits of the PuTTY configuration seem to be
213 * three-way settings whose values are `always yes', `always
214 * no', and `decide by some more complex automated means'. This
215 * is true of line discipline options (local echo and line
216 * editing), proxy DNS, Close On Exit, and SSH server bug
217 * workarounds. Accordingly I supply a single enum here to deal
220 FORCE_ON
, FORCE_OFF
, AUTO
227 PROXY_NONE
, PROXY_SOCKS4
, PROXY_SOCKS5
,
228 PROXY_HTTP
, PROXY_TELNET
, PROXY_CMD
233 * Line discipline options which the backend might try to control.
235 LD_EDIT
, /* local line editing */
236 LD_ECHO
/* local echo */
240 /* Protocol back ends. (cfg.protocol) */
241 PROT_RAW
, PROT_TELNET
, PROT_RLOGIN
, PROT_SSH
245 /* Bell settings (cfg.beep) */
246 BELL_DISABLED
, BELL_DEFAULT
, BELL_VISUAL
, BELL_WAVEFILE
, BELL_PCSPEAKER
250 /* Taskbar flashing indication on bell (cfg.beep_ind) */
251 B_IND_DISABLED
, B_IND_FLASH
, B_IND_STEADY
255 /* Resize actions (cfg.resize_action) */
256 RESIZE_TERM
, RESIZE_DISABLED
, RESIZE_FONT
, RESIZE_EITHER
260 /* Function key types (cfg.funky_type) */
270 const char *(*init
) (void *frontend_handle
, void **backend_handle
,
272 char *host
, int port
, char **realhost
, int nodelay
);
273 void (*free
) (void *handle
);
274 /* back->reconfig() passes in a replacement configuration. */
275 void (*reconfig
) (void *handle
, Config
*cfg
);
276 /* back->send() returns the current amount of buffered data. */
277 int (*send
) (void *handle
, char *buf
, int len
);
278 /* back->sendbuffer() does the same thing but without attempting a send */
279 int (*sendbuffer
) (void *handle
);
280 void (*size
) (void *handle
, int width
, int height
);
281 void (*special
) (void *handle
, Telnet_Special code
);
282 const struct telnet_special
*(*get_specials
) (void *handle
);
283 Socket(*socket
) (void *handle
);
284 int (*exitcode
) (void *handle
);
285 int (*sendok
) (void *handle
);
286 int (*ldisc
) (void *handle
, int);
287 void (*provide_ldisc
) (void *handle
, void *ldisc
);
288 void (*provide_logctx
) (void *handle
, void *logctx
);
290 * back->unthrottle() tells the back end that the front end
291 * buffer is clearing.
293 void (*unthrottle
) (void *handle
, int);
297 extern struct backend_list
{
304 * Suggested default protocol provided by the backend link module.
305 * The application is free to ignore this.
307 extern const int be_default_protocol
;
310 * Name of this particular application, for use in the config box
311 * and other pieces of text.
313 extern const char *const appname
;
316 * IMPORTANT POLICY POINT: everything in this structure which wants
317 * to be treated like an integer must be an actual, honest-to-
318 * goodness `int'. No enum-typed variables. This is because parts
319 * of the code will want to pass around `int *' pointers to them
320 * and we can't run the risk of porting to some system on which the
321 * enum comes out as a different size from int.
330 int ping_interval
; /* in seconds */
333 char proxy_exclude_list
[512];
335 int even_proxy_localhost
;
337 char proxy_host
[512];
339 char proxy_username
[32];
340 char proxy_password
[32];
341 char proxy_telnet_command
[512];
343 char remote_cmd
[512];
344 char remote_cmd2
[512]; /* fallback if the first fails
345 * (used internally for scp) */
346 char *remote_cmd_ptr
; /* might point to a larger command
347 * but never for loading/saving */
348 char *remote_cmd_ptr2
; /* might point to a larger command
349 * but never for loading/saving */
353 int change_username
; /* allow username switching in SSH2 */
354 int ssh_cipherlist
[CIPHER_MAX
];
356 int sshprot
; /* use v1 or v2 when both available */
357 int ssh2_des_cbc
; /* "des-cbc" nonstandard SSH2 cipher */
360 int ssh_subsys
; /* run a subsystem rather than a command */
361 int ssh_subsys2
; /* fallback to go with remote_cmd2 */
365 char environmt
[1024]; /* VAR\tvalue\0VAR\tvalue\0\0 */
367 char localusername
[100];
370 /* Keyboard options */
374 int no_applic_c
; /* totally disable app cursor keys */
375 int no_applic_k
; /* totally disable app keypad */
376 int no_mouse_rep
; /* totally disable mouse reporting */
377 int no_remote_resize
; /* disable remote resizing */
378 int no_alt_screen
; /* disable alternate screen */
379 int no_remote_wintitle
; /* disable remote retitling */
380 int no_dbackspace
; /* disable destructive backspace */
381 int no_remote_charset
; /* disable remote charset config */
382 int no_remote_qtitle
; /* disable remote win title query */
388 int alt_f4
; /* is it special? */
389 int alt_space
; /* is it special? */
390 int alt_only
; /* is it special? */
394 int fullscreenonaltenter
;
397 int erase_to_scrollback
;
400 char wintitle
[256]; /* initial window title */
401 /* Terminal options */
406 int cursor_type
; /* 0=block 1=underline 2=vertical */
410 int bellovl
; /* bell overload protection active? */
411 int bellovl_n
; /* number of bells to cause overload */
412 int bellovl_t
; /* time interval for overload (seconds) */
413 int bellovl_s
; /* period of silence to re-enable bell (s) */
414 Filename bell_wavefile
;
416 int scrollbar_in_fullscreen
;
423 Filename logfilename
;
429 char answerback
[256];
435 unsigned char colours
[22][3];
436 /* Selection options */
445 char line_codepage
[128];
446 int xlat_capslockcyr
;
449 char x11_display
[128];
451 /* port forwarding */
452 int lport_acceptall
; /* accept conns from hosts other than localhost */
453 int rport_acceptall
; /* same for remote forwarded ports (SSH2 only) */
455 * The port forwarding string contains a number of
456 * NUL-terminated substrings, terminated in turn by an empty
457 * string (i.e. a second NUL immediately after the previous
458 * one). Each string can be of one of the following forms:
460 * [LR]localport\thost:port
461 * [LR]localaddr:localport\thost:port
463 * Dlocaladdr:localport
466 /* SSH bug compatibility modes */
467 int sshbug_ignore1
, sshbug_plainpw1
, sshbug_rsa1
,
468 sshbug_hmac2
, sshbug_derivekey2
, sshbug_rsapad2
,
469 sshbug_dhgex2
, sshbug_pksessid2
;
470 /* Options for pterm. Should split out into platform-dependent part. */
473 int scrollbar_on_left
;
477 FontSpec wideboldfont
;
478 int shadowboldoffset
;
482 * Some global flags denoting the type of application.
484 * FLAG_VERBOSE is set when the user requests verbose details.
486 * FLAG_STDERR is set in command-line applications (which have a
487 * functioning stderr that it makes sense to write to) and not in
488 * GUI applications (which don't).
490 * FLAG_INTERACTIVE is set when a full interactive shell session is
491 * being run, _either_ because no remote command has been provided
492 * _or_ because the application is GUI and can't run non-
495 * These flags describe the type of _application_ - they wouldn't
496 * vary between individual sessions - and so it's OK to have this
497 * variable be GLOBAL.
499 * Note that additional flags may be defined in platform-specific
500 * headers. It's probably best if those ones start from 0x1000, to
503 #define FLAG_VERBOSE 0x0001
504 #define FLAG_STDERR 0x0002
505 #define FLAG_INTERACTIVE 0x0004
509 * Likewise, these two variables are set up when the application
510 * initialises, and inform all default-settings accesses after
513 GLOBAL
int default_protocol
;
514 GLOBAL
int default_port
;
516 struct RSAKey
; /* be a little careful of scope */
519 * Exports from window.c.
521 void request_resize(void *frontend
, int, int);
522 void do_text(Context
, int, int, char *, int, unsigned long, int);
523 void do_cursor(Context
, int, int, char *, int, unsigned long, int);
524 int char_width(Context ctx
, int uc
);
525 #ifdef OPTIMISE_SCROLL
526 void do_scroll(Context
, int, int, int);
528 void set_title(void *frontend
, char *);
529 void set_icon(void *frontend
, char *);
530 void set_sbar(void *frontend
, int, int, int);
531 Context
get_ctx(void *frontend
);
532 void free_ctx(Context
);
533 void palette_set(void *frontend
, int, int, int, int);
534 void palette_reset(void *frontend
);
535 void write_aclip(void *frontend
, char *, int, int);
536 void write_clip(void *frontend
, wchar_t *, int, int);
537 void get_clip(void *frontend
, wchar_t **, int *);
538 void optimised_move(void *frontend
, int, int, int);
539 void set_raw_mouse_mode(void *frontend
, int);
540 void connection_fatal(void *frontend
, char *, ...);
541 void fatalbox(char *, ...);
542 void modalfatalbox(char *, ...);
544 #pragma noreturn(fatalbox)
545 #pragma noreturn(modalfatalbox)
547 void beep(void *frontend
, int);
548 void begin_session(void *frontend
);
549 void sys_cursor(void *frontend
, int x
, int y
);
550 void request_paste(void *frontend
);
551 void frontend_keypress(void *frontend
);
552 void ldisc_update(void *frontend
, int echo
, int edit
);
553 void update_specials_menu(void *frontend
);
554 int from_backend(void *frontend
, int is_stderr
, const char *data
, int len
);
555 #define OPTIMISE_IS_SCROLL 1
557 void set_iconic(void *frontend
, int iconic
);
558 void move_window(void *frontend
, int x
, int y
);
559 void set_zorder(void *frontend
, int top
);
560 void refresh_window(void *frontend
);
561 void set_zoomed(void *frontend
, int zoomed
);
562 int is_iconic(void *frontend
);
563 void get_window_pos(void *frontend
, int *x
, int *y
);
564 void get_window_pixels(void *frontend
, int *x
, int *y
);
565 char *get_window_title(void *frontend
, int icon
);
567 void cleanup_exit(int);
570 * Exports from noise.c.
572 void noise_get_heavy(void (*func
) (void *, int));
573 void noise_get_light(void (*func
) (void *, int));
574 void noise_regular(void);
575 void noise_ultralight(unsigned long data
);
576 void random_save_seed(void);
577 void random_destroy_seed(void);
580 * Exports from settings.c.
582 char *save_settings(char *section
, int do_host
, Config
* cfg
);
583 void save_open_settings(void *sesskey
, int do_host
, Config
*cfg
);
584 void load_settings(char *section
, int do_host
, Config
* cfg
);
585 void load_open_settings(void *sesskey
, int do_host
, Config
*cfg
);
586 void get_sesslist(struct sesslist
*, int allocate
);
587 void do_defaults(char *, Config
*);
588 void registry_cleanup(void);
591 * Functions used by settings.c to provide platform-specific
594 * (The integer one is expected to return `def' if it has no clear
595 * opinion of its own. This is because there's no integer value
596 * which I can reliably set aside to indicate `nil'. The string
597 * function is perfectly all right returning NULL, of course. The
598 * Filename and FontSpec functions are _not allowed_ to fail to
599 * return, since these defaults _must_ be per-platform.)
601 char *platform_default_s(const char *name
);
602 int platform_default_i(const char *name
, int def
);
603 Filename
platform_default_filename(const char *name
);
604 FontSpec
platform_default_fontspec(const char *name
);
607 * Exports from terminal.c.
610 Terminal
*term_init(Config
*, struct unicode_data
*, void *);
611 void term_free(Terminal
*);
612 void term_size(Terminal
*, int, int, int);
613 void term_out(Terminal
*);
614 void term_paint(Terminal
*, Context
, int, int, int, int, int);
615 void term_scroll(Terminal
*, int, int);
616 void term_pwron(Terminal
*);
617 void term_clrsb(Terminal
*);
618 void term_mouse(Terminal
*, Mouse_Button
, Mouse_Button
, Mouse_Action
,
619 int,int,int,int,int);
620 void term_key(Terminal
*, Key_Sym
, wchar_t *, size_t, unsigned int,
622 void term_deselect(Terminal
*);
623 void term_update(Terminal
*);
624 void term_invalidate(Terminal
*);
625 void term_blink(Terminal
*, int set_cursor
);
626 void term_do_paste(Terminal
*);
627 int term_paste_pending(Terminal
*);
628 void term_paste(Terminal
*);
629 void term_nopaste(Terminal
*);
630 int term_ldisc(Terminal
*, int option
);
631 void term_copyall(Terminal
*);
632 void term_reconfig(Terminal
*, Config
*);
633 void term_seen_key_event(Terminal
*);
634 int term_data(Terminal
*, int is_stderr
, const char *data
, int len
);
635 void term_provide_resize_fn(Terminal
*term
,
636 void (*resize_fn
)(void *, int, int),
638 void term_provide_logctx(Terminal
*term
, void *logctx
);
641 * Exports from logging.c.
643 void *log_init(void *frontend
, Config
*cfg
);
644 void log_free(void *logctx
);
645 void log_reconfig(void *logctx
, Config
*cfg
);
646 void logfopen(void *logctx
);
647 void logfclose(void *logctx
);
648 void logtraffic(void *logctx
, unsigned char c
, int logmode
);
649 void log_eventlog(void *logctx
, const char *string
);
650 enum { PKT_INCOMING
, PKT_OUTGOING
};
651 void log_packet(void *logctx
, int direction
, int type
,
652 char *texttype
, void *data
, int len
);
655 * Exports from testback.c
658 extern Backend null_backend
;
659 extern Backend loop_backend
;
662 * Exports from raw.c.
665 extern Backend raw_backend
;
668 * Exports from rlogin.c.
671 extern Backend rlogin_backend
;
674 * Exports from telnet.c.
677 extern Backend telnet_backend
;
680 * Exports from ssh.c. (NB the getline variables have to be GLOBAL
681 * so that PuTTYtel will still compile - otherwise it would depend
685 GLOBAL
int (*ssh_get_line
) (const char *prompt
, char *str
, int maxlen
,
687 GLOBAL
int ssh_getline_pw_only
;
688 extern Backend ssh_backend
;
691 * Exports from ldisc.c.
693 void *ldisc_create(Config
*, Terminal
*, Backend
*, void *, void *);
694 void ldisc_free(void *);
695 void ldisc_send(void *handle
, char *buf
, int len
, int interactive
);
698 * Exports from ldiscucs.c.
700 void lpage_send(void *, int codepage
, char *buf
, int len
, int interactive
);
701 void luni_send(void *, wchar_t * widebuf
, int len
, int interactive
);
704 * Exports from sshrand.c.
707 void random_add_noise(void *noise
, int length
);
708 void random_init(void);
709 int random_byte(void);
710 void random_get_savedata(void **data
, int *len
);
711 extern int random_active
;
714 * Exports from misc.c.
720 * Exports from version.c.
725 * Exports from unicode.c.
728 #define CP_UTF8 65001
730 /* void init_ucs(void); -- this is now in platform-specific headers */
731 int is_dbcs_leadbyte(int codepage
, char byte
);
732 int mb_to_wc(int codepage
, int flags
, char *mbstr
, int mblen
,
733 wchar_t *wcstr
, int wclen
);
734 int wc_to_mb(int codepage
, int flags
, wchar_t *wcstr
, int wclen
,
735 char *mbstr
, int mblen
, char *defchr
, int *defused
,
736 struct unicode_data
*ucsdata
);
737 wchar_t xlat_uskbd2cyrllic(int ch
);
738 int check_compose(int first
, int second
);
739 int decode_codepage(char *cp_name
);
740 const char *cp_enumerate (int index
);
741 const char *cp_name(int codepage
);
742 void get_unitab(int codepage
, wchar_t * unitab
, int ftype
);
745 * Exports from wcwidth.c
747 int wcwidth(wchar_t ucs
);
748 int wcswidth(const wchar_t *pwcs
, size_t n
);
751 * Exports from mscrypto.c
754 int crypto_startup();
755 void crypto_wrapup();
759 * Exports from pageantc.c.
761 * agent_query returns 1 for here's-a-response, and 0 for query-in-
762 * progress. In the latter case there will be a call to `callback'
763 * at some future point, passing callback_ctx as the first
764 * parameter and the actual reply data as the second and third.
766 * The response may be a NULL pointer (in either of the synchronous
767 * or asynchronous cases), which indicates failure to receive a
770 int agent_query(void *in
, int inlen
, void **out
, int *outlen
,
771 void (*callback
)(void *, void *, int), void *callback_ctx
);
772 int agent_exists(void);
775 * Exports from wildcard.c
777 const char *wc_error(int value
);
778 int wc_match(const char *wildcard
, const char *target
);
779 int wc_unescape(char *output
, const char *wildcard
);
782 * Exports from windlg.c
784 void logevent(void *frontend
, const char *);
785 void verify_ssh_host_key(void *frontend
, char *host
, int port
, char *keytype
,
786 char *keystr
, char *fingerprint
);
787 void askcipher(void *frontend
, char *ciphername
, int cs
);
788 int askappend(void *frontend
, Filename filename
);
791 * Exports from console.c (that aren't equivalents to things in
794 extern int console_batch_mode
;
795 int console_get_line(const char *prompt
, char *str
, int maxlen
, int is_pw
);
796 void console_provide_logctx(void *logctx
);
799 * Exports from printing.c.
801 typedef struct printer_enum_tag printer_enum
;
802 typedef struct printer_job_tag printer_job
;
803 printer_enum
*printer_start_enum(int *nprinters
);
804 char *printer_get_name(printer_enum
*, int);
805 void printer_finish_enum(printer_enum
*);
806 printer_job
*printer_start_job(char *printer
);
807 void printer_job_data(printer_job
*, void *, int);
808 void printer_finish_job(printer_job
*);
811 * Exports from cmdline.c (and also cmdline_error(), which is
812 * defined differently in various places and required _by_
815 int cmdline_process_param(char *, char *, int, Config
*);
816 void cmdline_run_saved(Config
*);
817 extern char *cmdline_password
;
818 #define TOOLTYPE_FILETRANSFER 1
819 #define TOOLTYPE_NONNETWORK 2
820 extern int cmdline_tooltype
;
822 void cmdline_error(char *, ...);
825 * Exports from config.c.
828 void setup_config_box(struct controlbox
*b
, struct sesslist
*sesslist
,
829 int midsession
, int protocol
);
832 * X11 auth mechanisms we know about.
836 X11_MIT
, /* MIT-MAGIC-COOKIE-1 */
837 X11_XDM
, /* XDM-AUTHORIZATION-1 */
840 extern const char *const x11_authnames
[]; /* declared in x11fwd.c */
843 * Miscellaneous exports from the platform-specific code.
845 Filename
filename_from_str(const char *string
);
846 const char *filename_to_str(const Filename
*fn
);
847 int filename_equal(Filename f1
, Filename f2
);
848 int filename_is_null(Filename fn
);
849 char *get_username(void); /* return value needs freeing */